diff options
Diffstat (limited to 'compiler/rustc_target/src')
120 files changed, 791 insertions, 515 deletions
diff --git a/compiler/rustc_target/src/abi/call/mod.rs b/compiler/rustc_target/src/abi/call/mod.rs index d2fb8c32f..9e5f0e4d1 100644 --- a/compiler/rustc_target/src/abi/call/mod.rs +++ b/compiler/rustc_target/src/abi/call/mod.rs @@ -47,7 +47,7 @@ pub enum PassMode { /// Pass the argument indirectly via a hidden pointer. /// The `extra_attrs` value, if any, is for the extra data (vtable or length) /// which indicates that it refers to an unsized rvalue. - /// `on_stack` defines that the the value should be passed at a fixed + /// `on_stack` defines that the value should be passed at a fixed /// stack offset in accordance to the ABI rather than passed using a /// pointer. This corresponds to the `byval` LLVM argument attribute. Indirect { attrs: ArgAttributes, extra_attrs: Option<ArgAttributes>, on_stack: bool }, @@ -740,7 +740,8 @@ impl<'a, Ty> FnAbi<'a, Ty> { mod size_asserts { use super::*; use rustc_data_structures::static_assert_size; - // These are in alphabetical order, which is easy to maintain. + // tidy-alphabetical-start static_assert_size!(ArgAbi<'_, usize>, 56); static_assert_size!(FnAbi<'_, usize>, 80); + // tidy-alphabetical-end } diff --git a/compiler/rustc_target/src/abi/mod.rs b/compiler/rustc_target/src/abi/mod.rs index ec334e588..7171ca7bf 100644 --- a/compiler/rustc_target/src/abi/mod.rs +++ b/compiler/rustc_target/src/abi/mod.rs @@ -1392,7 +1392,7 @@ pub struct PointeeInfo { #[derive(Copy, Clone, Debug, PartialEq, Eq)] pub enum InitKind { Zero, - Uninit, + UninitMitigated0x01Fill, } /// Trait that needs to be implemented by the higher-level type representation @@ -1498,72 +1498,4 @@ impl<'a, Ty> TyAndLayout<'a, Ty> { Abi::Aggregate { sized } => sized && self.size.bytes() == 0, } } - - /// Determines if this type permits "raw" initialization by just transmuting some - /// memory into an instance of `T`. - /// - /// `init_kind` indicates if the memory is zero-initialized or left uninitialized. - /// - /// This code is intentionally conservative, and will not detect - /// * zero init of an enum whose 0 variant does not allow zero initialization - /// * making uninitialized types who have a full valid range (ints, floats, raw pointers) - /// * Any form of invalid value being made inside an array (unless the value is uninhabited) - /// - /// A strict form of these checks that uses const evaluation exists in - /// `rustc_const_eval::might_permit_raw_init`, and a tracking issue for making these checks - /// stricter is <https://github.com/rust-lang/rust/issues/66151>. - /// - /// FIXME: Once all the conservatism is removed from here, and the checks are ran by default, - /// we can use the const evaluation checks always instead. - pub fn might_permit_raw_init<C>(self, cx: &C, init_kind: InitKind) -> bool - where - Self: Copy, - Ty: TyAbiInterface<'a, C>, - C: HasDataLayout, - { - let scalar_allows_raw_init = move |s: Scalar| -> bool { - match init_kind { - InitKind::Zero => { - // The range must contain 0. - s.valid_range(cx).contains(0) - } - InitKind::Uninit => { - // The range must include all values. - s.is_always_valid(cx) - } - } - }; - - // Check the ABI. - let valid = match self.abi { - Abi::Uninhabited => false, // definitely UB - Abi::Scalar(s) => scalar_allows_raw_init(s), - Abi::ScalarPair(s1, s2) => scalar_allows_raw_init(s1) && scalar_allows_raw_init(s2), - Abi::Vector { element: s, count } => count == 0 || scalar_allows_raw_init(s), - Abi::Aggregate { .. } => true, // Fields are checked below. - }; - if !valid { - // This is definitely not okay. - return false; - } - - // If we have not found an error yet, we need to recursively descend into fields. - match &self.fields { - FieldsShape::Primitive | FieldsShape::Union { .. } => {} - FieldsShape::Array { .. } => { - // FIXME(#66151): For now, we are conservative and do not check arrays by default. - } - FieldsShape::Arbitrary { offsets, .. } => { - for idx in 0..offsets.len() { - if !self.field(cx, idx).might_permit_raw_init(cx, init_kind) { - // We found a field that is unhappy with this kind of initialization. - return false; - } - } - } - } - - // FIXME(#66151): For now, we are conservative and do not check `self.variants`. - true - } } diff --git a/compiler/rustc_target/src/lib.rs b/compiler/rustc_target/src/lib.rs index a7deab9d2..aaba0d7f0 100644 --- a/compiler/rustc_target/src/lib.rs +++ b/compiler/rustc_target/src/lib.rs @@ -11,7 +11,6 @@ #![feature(assert_matches)] #![feature(associated_type_bounds)] #![feature(exhaustive_patterns)] -#![cfg_attr(bootstrap, feature(let_else))] #![feature(min_specialization)] #![feature(never_type)] #![feature(rustc_attrs)] diff --git a/compiler/rustc_target/src/spec/aarch64_apple_ios_macabi.rs b/compiler/rustc_target/src/spec/aarch64_apple_ios_macabi.rs index 1dad07a9a..2d2671549 100644 --- a/compiler/rustc_target/src/spec/aarch64_apple_ios_macabi.rs +++ b/compiler/rustc_target/src/spec/aarch64_apple_ios_macabi.rs @@ -1,11 +1,11 @@ use super::apple_sdk_base::{opts, Arch}; -use crate::spec::{FramePointer, LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, FramePointer, LinkerFlavor, Lld, Target, TargetOptions}; pub fn target() -> Target { let llvm_target = "arm64-apple-ios14.0-macabi"; let mut base = opts("ios", Arch::Arm64_macabi); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-target", llvm_target]); + base.add_pre_link_args(LinkerFlavor::Darwin(Cc::Yes, Lld::No), &["-target", llvm_target]); Target { llvm_target: llvm_target.into(), diff --git a/compiler/rustc_target/src/spec/aarch64_nintendo_switch_freestanding.rs b/compiler/rustc_target/src/spec/aarch64_nintendo_switch_freestanding.rs index b301ce68a..529e98d2c 100644 --- a/compiler/rustc_target/src/spec/aarch64_nintendo_switch_freestanding.rs +++ b/compiler/rustc_target/src/spec/aarch64_nintendo_switch_freestanding.rs @@ -1,4 +1,4 @@ -use super::{LinkerFlavor, LldFlavor, PanicStrategy, RelroLevel, Target, TargetOptions}; +use super::{Cc, LinkerFlavor, Lld, PanicStrategy, RelroLevel, Target, TargetOptions}; const LINKER_SCRIPT: &str = include_str!("./aarch64_nintendo_switch_freestanding_linker_script.ld"); @@ -10,7 +10,7 @@ pub fn target() -> Target { data_layout: "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128".into(), arch: "aarch64".into(), options: TargetOptions { - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), link_script: Some(LINKER_SCRIPT.into()), os: "horizon".into(), diff --git a/compiler/rustc_target/src/spec/aarch64_unknown_none.rs b/compiler/rustc_target/src/spec/aarch64_unknown_none.rs index d3fd7051a..4ae6d4120 100644 --- a/compiler/rustc_target/src/spec/aarch64_unknown_none.rs +++ b/compiler/rustc_target/src/spec/aarch64_unknown_none.rs @@ -6,11 +6,11 @@ // // For example, `-C target-cpu=cortex-a53`. -use super::{LinkerFlavor, LldFlavor, PanicStrategy, RelocModel, Target, TargetOptions}; +use super::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { let opts = TargetOptions { - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), features: "+strict-align,+neon,+fp-armv8".into(), relocation_model: RelocModel::Static, diff --git a/compiler/rustc_target/src/spec/aarch64_unknown_none_softfloat.rs b/compiler/rustc_target/src/spec/aarch64_unknown_none_softfloat.rs index 6316abe1b..2385cb69a 100644 --- a/compiler/rustc_target/src/spec/aarch64_unknown_none_softfloat.rs +++ b/compiler/rustc_target/src/spec/aarch64_unknown_none_softfloat.rs @@ -6,12 +6,12 @@ // // For example, `-C target-cpu=cortex-a53`. -use super::{LinkerFlavor, LldFlavor, PanicStrategy, RelocModel, Target, TargetOptions}; +use super::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { let opts = TargetOptions { abi: "softfloat".into(), - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), features: "+strict-align,-neon,-fp-armv8".into(), relocation_model: RelocModel::Static, diff --git a/compiler/rustc_target/src/spec/aarch64_unknown_uefi.rs b/compiler/rustc_target/src/spec/aarch64_unknown_uefi.rs index 3ef04c676..817ff2422 100644 --- a/compiler/rustc_target/src/spec/aarch64_unknown_uefi.rs +++ b/compiler/rustc_target/src/spec/aarch64_unknown_uefi.rs @@ -2,13 +2,13 @@ // uefi-base module for generic UEFI options. use super::uefi_msvc_base; -use crate::spec::{LinkerFlavor, Target}; +use crate::spec::{LinkerFlavor, Lld, Target}; pub fn target() -> Target { let mut base = uefi_msvc_base::opts(); base.max_atomic_width = Some(128); - base.add_pre_link_args(LinkerFlavor::Msvc, &["/machine:arm64"]); + base.add_pre_link_args(LinkerFlavor::Msvc(Lld::No), &["/machine:arm64"]); Target { llvm_target: "aarch64-unknown-windows".into(), diff --git a/compiler/rustc_target/src/spec/abi.rs b/compiler/rustc_target/src/spec/abi.rs index 337554dc9..ce45fa139 100644 --- a/compiler/rustc_target/src/spec/abi.rs +++ b/compiler/rustc_target/src/spec/abi.rs @@ -1,6 +1,8 @@ use std::fmt; use rustc_macros::HashStable_Generic; +use rustc_span::symbol::sym; +use rustc_span::{Span, Symbol}; #[cfg(test)] mod tests; @@ -94,6 +96,142 @@ pub fn all_names() -> Vec<&'static str> { AbiDatas.iter().map(|d| d.name).collect() } +pub fn enabled_names(features: &rustc_feature::Features, span: Span) -> Vec<&'static str> { + AbiDatas + .iter() + .map(|d| d.name) + .filter(|name| is_enabled(features, span, name).is_ok()) + .collect() +} + +pub enum AbiDisabled { + Unstable { feature: Symbol, explain: &'static str }, + Unrecognized, +} + +pub fn is_enabled( + features: &rustc_feature::Features, + span: Span, + name: &str, +) -> Result<(), AbiDisabled> { + let s = is_stable(name); + if let Err(AbiDisabled::Unstable { feature, .. }) = s { + if features.enabled(feature) || span.allows_unstable(feature) { + return Ok(()); + } + } + s +} + +pub fn is_stable(name: &str) -> Result<(), AbiDisabled> { + match name { + // Stable + "Rust" | "C" | "cdecl" | "stdcall" | "fastcall" | "aapcs" | "win64" | "sysv64" + | "system" => Ok(()), + "rust-intrinsic" => Err(AbiDisabled::Unstable { + feature: sym::intrinsics, + explain: "intrinsics are subject to change", + }), + "platform-intrinsic" => Err(AbiDisabled::Unstable { + feature: sym::platform_intrinsics, + explain: "platform intrinsics are experimental and possibly buggy", + }), + "vectorcall" => Err(AbiDisabled::Unstable { + feature: sym::abi_vectorcall, + explain: "vectorcall is experimental and subject to change", + }), + "thiscall" => Err(AbiDisabled::Unstable { + feature: sym::abi_thiscall, + explain: "thiscall is experimental and subject to change", + }), + "rust-call" => Err(AbiDisabled::Unstable { + feature: sym::unboxed_closures, + explain: "rust-call ABI is subject to change", + }), + "rust-cold" => Err(AbiDisabled::Unstable { + feature: sym::rust_cold_cc, + explain: "rust-cold is experimental and subject to change", + }), + "ptx-kernel" => Err(AbiDisabled::Unstable { + feature: sym::abi_ptx, + explain: "PTX ABIs are experimental and subject to change", + }), + "unadjusted" => Err(AbiDisabled::Unstable { + feature: sym::abi_unadjusted, + explain: "unadjusted ABI is an implementation detail and perma-unstable", + }), + "msp430-interrupt" => Err(AbiDisabled::Unstable { + feature: sym::abi_msp430_interrupt, + explain: "msp430-interrupt ABI is experimental and subject to change", + }), + "x86-interrupt" => Err(AbiDisabled::Unstable { + feature: sym::abi_x86_interrupt, + explain: "x86-interrupt ABI is experimental and subject to change", + }), + "amdgpu-kernel" => Err(AbiDisabled::Unstable { + feature: sym::abi_amdgpu_kernel, + explain: "amdgpu-kernel ABI is experimental and subject to change", + }), + "avr-interrupt" | "avr-non-blocking-interrupt" => Err(AbiDisabled::Unstable { + feature: sym::abi_avr_interrupt, + explain: "avr-interrupt and avr-non-blocking-interrupt ABIs are experimental and subject to change", + }), + "efiapi" => Err(AbiDisabled::Unstable { + feature: sym::abi_efiapi, + explain: "efiapi ABI is experimental and subject to change", + }), + "C-cmse-nonsecure-call" => Err(AbiDisabled::Unstable { + feature: sym::abi_c_cmse_nonsecure_call, + explain: "C-cmse-nonsecure-call ABI is experimental and subject to change", + }), + "C-unwind" => Err(AbiDisabled::Unstable { + feature: sym::c_unwind, + explain: "C-unwind ABI is experimental and subject to change", + }), + "stdcall-unwind" => Err(AbiDisabled::Unstable { + feature: sym::c_unwind, + explain: "stdcall-unwind ABI is experimental and subject to change", + }), + "system-unwind" => Err(AbiDisabled::Unstable { + feature: sym::c_unwind, + explain: "system-unwind ABI is experimental and subject to change", + }), + "thiscall-unwind" => Err(AbiDisabled::Unstable { + feature: sym::c_unwind, + explain: "thiscall-unwind ABI is experimental and subject to change", + }), + "cdecl-unwind" => Err(AbiDisabled::Unstable { + feature: sym::c_unwind, + explain: "cdecl-unwind ABI is experimental and subject to change", + }), + "fastcall-unwind" => Err(AbiDisabled::Unstable { + feature: sym::c_unwind, + explain: "fastcall-unwind ABI is experimental and subject to change", + }), + "vectorcall-unwind" => Err(AbiDisabled::Unstable { + feature: sym::c_unwind, + explain: "vectorcall-unwind ABI is experimental and subject to change", + }), + "aapcs-unwind" => Err(AbiDisabled::Unstable { + feature: sym::c_unwind, + explain: "aapcs-unwind ABI is experimental and subject to change", + }), + "win64-unwind" => Err(AbiDisabled::Unstable { + feature: sym::c_unwind, + explain: "win64-unwind ABI is experimental and subject to change", + }), + "sysv64-unwind" => Err(AbiDisabled::Unstable { + feature: sym::c_unwind, + explain: "sysv64-unwind ABI is experimental and subject to change", + }), + "wasm" => Err(AbiDisabled::Unstable { + feature: sym::wasm_abi, + explain: "wasm ABI is experimental and subject to change", + }), + _ => Err(AbiDisabled::Unrecognized), + } +} + impl Abi { /// Default ABI chosen for `extern fn` declarations without an explicit ABI. pub const FALLBACK: Abi = Abi::C { unwind: false }; diff --git a/compiler/rustc_target/src/spec/android_base.rs b/compiler/rustc_target/src/spec/android_base.rs index 9f3e0bd5e..9c1df1a06 100644 --- a/compiler/rustc_target/src/spec/android_base.rs +++ b/compiler/rustc_target/src/spec/android_base.rs @@ -1,10 +1,12 @@ -use crate::spec::TargetOptions; +use crate::spec::{SanitizerSet, TargetOptions}; pub fn opts() -> TargetOptions { let mut base = super::linux_base::opts(); base.os = "android".into(); + base.is_like_android = true; base.default_dwarf_version = 2; base.has_thread_local = false; + base.supported_sanitizers = SanitizerSet::ADDRESS; // This is for backward compatibility, see https://github.com/rust-lang/rust/issues/49867 // for context. (At that time, there was no `-C force-unwind-tables`, so the only solution // was to always emit `uwtable`). diff --git a/compiler/rustc_target/src/spec/apple_base.rs b/compiler/rustc_target/src/spec/apple_base.rs index 2c72bf88a..40bc59ca1 100644 --- a/compiler/rustc_target/src/spec/apple_base.rs +++ b/compiler/rustc_target/src/spec/apple_base.rs @@ -1,7 +1,7 @@ use std::{borrow::Cow, env}; -use crate::spec::{cvs, DebuginfoKind, FramePointer, SplitDebuginfo, StaticCow, TargetOptions}; -use crate::spec::{LinkArgs, LinkerFlavor, LldFlavor}; +use crate::spec::{cvs, Cc, DebuginfoKind, FramePointer, LinkArgs}; +use crate::spec::{LinkerFlavor, Lld, SplitDebuginfo, StaticCow, TargetOptions}; fn pre_link_args(os: &'static str, arch: &'static str, abi: &'static str) -> LinkArgs { let platform_name: StaticCow<str> = match abi { @@ -20,17 +20,16 @@ fn pre_link_args(os: &'static str, arch: &'static str, abi: &'static str) -> Lin .into(); let mut args = TargetOptions::link_args( - LinkerFlavor::Lld(LldFlavor::Ld64), + LinkerFlavor::Darwin(Cc::No, Lld::No), &["-arch", arch, "-platform_version"], ); - // Manually add owned args unsupported by link arg building helpers. - args.entry(LinkerFlavor::Lld(LldFlavor::Ld64)).or_default().extend([ - platform_name, - platform_version.clone(), - platform_version, - ]); + super::add_link_args_iter( + &mut args, + LinkerFlavor::Darwin(Cc::No, Lld::No), + [platform_name, platform_version.clone(), platform_version].into_iter(), + ); if abi != "macabi" { - super::add_link_args(&mut args, LinkerFlavor::Gcc, &["-arch", arch]); + super::add_link_args(&mut args, LinkerFlavor::Darwin(Cc::Yes, Lld::No), &["-arch", arch]); } args @@ -55,11 +54,11 @@ pub fn opts(os: &'static str, arch: &'static str, abi: &'static str) -> TargetOp TargetOptions { os: os.into(), vendor: "apple".into(), + linker_flavor: LinkerFlavor::Darwin(Cc::Yes, Lld::No), // macOS has -dead_strip, which doesn't rely on function_sections function_sections: false, dynamic_linking: true, pre_link_args: pre_link_args(os, arch, abi), - linker_is_gnu: false, families: cvs!["unix"], is_like_osx: true, default_dwarf_version: 2, @@ -71,7 +70,6 @@ pub fn opts(os: &'static str, arch: &'static str, abi: &'static str) -> TargetOp abi_return_struct_as_int: true, emit_debug_gdb_scripts: false, eh_frame_header: false, - lld_flavor: LldFlavor::Ld64, debuginfo_kind: DebuginfoKind::DwarfDsym, // The historical default for macOS targets is to run `dsymutil` which diff --git a/compiler/rustc_target/src/spec/armebv7r_none_eabi.rs b/compiler/rustc_target/src/spec/armebv7r_none_eabi.rs index 511693abe..8c65d6afc 100644 --- a/compiler/rustc_target/src/spec/armebv7r_none_eabi.rs +++ b/compiler/rustc_target/src/spec/armebv7r_none_eabi.rs @@ -1,8 +1,7 @@ // Targets the Big endian Cortex-R4/R5 processor (ARMv7-R) use crate::abi::Endian; -use crate::spec::{LinkerFlavor, LldFlavor, PanicStrategy, RelocModel}; -use crate::spec::{Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -13,7 +12,7 @@ pub fn target() -> Target { options: TargetOptions { abi: "eabi".into(), endian: Endian::Big, - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), relocation_model: RelocModel::Static, panic_strategy: PanicStrategy::Abort, diff --git a/compiler/rustc_target/src/spec/armebv7r_none_eabihf.rs b/compiler/rustc_target/src/spec/armebv7r_none_eabihf.rs index 5df4a0a15..7013bc60d 100644 --- a/compiler/rustc_target/src/spec/armebv7r_none_eabihf.rs +++ b/compiler/rustc_target/src/spec/armebv7r_none_eabihf.rs @@ -1,8 +1,7 @@ // Targets the Cortex-R4F/R5F processor (ARMv7-R) use crate::abi::Endian; -use crate::spec::{LinkerFlavor, LldFlavor, PanicStrategy, RelocModel}; -use crate::spec::{Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -13,7 +12,7 @@ pub fn target() -> Target { options: TargetOptions { abi: "eabihf".into(), endian: Endian::Big, - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), relocation_model: RelocModel::Static, panic_strategy: PanicStrategy::Abort, diff --git a/compiler/rustc_target/src/spec/armv4t_none_eabi.rs b/compiler/rustc_target/src/spec/armv4t_none_eabi.rs index 797dfe52b..7ac1aab3b 100644 --- a/compiler/rustc_target/src/spec/armv4t_none_eabi.rs +++ b/compiler/rustc_target/src/spec/armv4t_none_eabi.rs @@ -16,7 +16,7 @@ //! The default link script is very likely wrong, so you should use //! `-Clink-arg=-Tmy_script.ld` to override that with a correct linker script. -use crate::spec::{cvs, LinkerFlavor, PanicStrategy, RelocModel, Target, TargetOptions}; +use crate::spec::{cvs, Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -35,7 +35,7 @@ pub fn target() -> Target { data_layout: "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".into(), options: TargetOptions { abi: "eabi".into(), - linker_flavor: LinkerFlavor::Ld, + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::No), linker: Some("arm-none-eabi-ld".into()), asm_args: cvs!["-mthumb-interwork", "-march=armv4t", "-mlittle-endian",], // Force-enable 32-bit atomics, which allows the use of atomic load/store only. diff --git a/compiler/rustc_target/src/spec/armv5te_none_eabi.rs b/compiler/rustc_target/src/spec/armv5te_none_eabi.rs new file mode 100644 index 000000000..dfd27b654 --- /dev/null +++ b/compiler/rustc_target/src/spec/armv5te_none_eabi.rs @@ -0,0 +1,41 @@ +//! Targets the ARMv5TE, with code as `a32` code by default. + +use crate::spec::{cvs, FramePointer, Target, TargetOptions}; + +pub fn target() -> Target { + Target { + llvm_target: "armv5te-none-eabi".into(), + pointer_width: 32, + arch: "arm".into(), + /* Data layout args are '-' separated: + * little endian + * stack is 64-bit aligned (EABI) + * pointers are 32-bit + * i64 must be 64-bit aligned (EABI) + * mangle names with ELF style + * native integers are 32-bit + * All other elements are default + */ + data_layout: "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".into(), + + options: TargetOptions { + abi: "eabi".into(), + // extra args passed to the external assembler (assuming `arm-none-eabi-as`): + // * activate t32/a32 interworking + // * use arch ARMv5TE + // * use little-endian + asm_args: cvs!["-mthumb-interwork", "-march=armv5te", "-mlittle-endian",], + // minimum extra features, these cannot be disabled via -C + // Also force-enable 32-bit atomics, which allows the use of atomic load/store only. + // The resulting atomics are ABI incompatible with atomics backed by libatomic. + features: "+soft-float,+strict-align,+atomics-32".into(), + frame_pointer: FramePointer::MayOmit, + main_needs_argc_argv: false, + // don't have atomic compare-and-swap + atomic_cas: false, + has_thumb_interworking: true, + + ..super::thumb_base::opts() + }, + } +} diff --git a/compiler/rustc_target/src/spec/armv6k_nintendo_3ds.rs b/compiler/rustc_target/src/spec/armv6k_nintendo_3ds.rs index 1bba39393..40ec6f961 100644 --- a/compiler/rustc_target/src/spec/armv6k_nintendo_3ds.rs +++ b/compiler/rustc_target/src/spec/armv6k_nintendo_3ds.rs @@ -1,4 +1,4 @@ -use crate::spec::{cvs, LinkerFlavor, RelocModel, Target, TargetOptions}; +use crate::spec::{cvs, Cc, LinkerFlavor, Lld, RelocModel, Target, TargetOptions}; /// A base target for Nintendo 3DS devices using the devkitARM toolchain. /// @@ -6,7 +6,7 @@ use crate::spec::{cvs, LinkerFlavor, RelocModel, Target, TargetOptions}; pub fn target() -> Target { let pre_link_args = TargetOptions::link_args( - LinkerFlavor::Gcc, + LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-specs=3dsx.specs", "-mtune=mpcore", "-mfloat-abi=hard", "-mtp=soft"], ); @@ -21,7 +21,6 @@ pub fn target() -> Target { env: "newlib".into(), vendor: "nintendo".into(), abi: "eabihf".into(), - linker_flavor: LinkerFlavor::Gcc, cpu: "mpcore".into(), families: cvs!["unix"], linker: Some("arm-none-eabi-gcc".into()), diff --git a/compiler/rustc_target/src/spec/armv7_linux_androideabi.rs b/compiler/rustc_target/src/spec/armv7_linux_androideabi.rs index 38c117a49..402e0fd92 100644 --- a/compiler/rustc_target/src/spec/armv7_linux_androideabi.rs +++ b/compiler/rustc_target/src/spec/armv7_linux_androideabi.rs @@ -1,4 +1,4 @@ -use crate::spec::{LinkerFlavor, SanitizerSet, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, SanitizerSet, Target, TargetOptions}; // This target if is for the baseline of the Android v7a ABI // in thumb mode. It's named armv7-* instead of thumbv7-* @@ -10,7 +10,7 @@ use crate::spec::{LinkerFlavor, SanitizerSet, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::android_base::opts(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-march=armv7-a"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-march=armv7-a"]); Target { llvm_target: "armv7-none-linux-android".into(), pointer_width: 32, diff --git a/compiler/rustc_target/src/spec/armv7a_none_eabi.rs b/compiler/rustc_target/src/spec/armv7a_none_eabi.rs index cb5cbe158..4e20fb325 100644 --- a/compiler/rustc_target/src/spec/armv7a_none_eabi.rs +++ b/compiler/rustc_target/src/spec/armv7a_none_eabi.rs @@ -14,12 +14,12 @@ // - `relocation-model` set to `static`; also no PIE, no relro and no dynamic // linking. rationale: matches `thumb` targets -use super::{LinkerFlavor, LldFlavor, PanicStrategy, RelocModel, Target, TargetOptions}; +use super::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { let opts = TargetOptions { abi: "eabi".into(), - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), features: "+v7,+thumb2,+soft-float,-neon,+strict-align".into(), relocation_model: RelocModel::Static, diff --git a/compiler/rustc_target/src/spec/armv7a_none_eabihf.rs b/compiler/rustc_target/src/spec/armv7a_none_eabihf.rs index fb5dd2e75..ae70129ae 100644 --- a/compiler/rustc_target/src/spec/armv7a_none_eabihf.rs +++ b/compiler/rustc_target/src/spec/armv7a_none_eabihf.rs @@ -5,12 +5,12 @@ // changes (list in `armv7a_none_eabi.rs`) to bring it closer to the bare-metal // `thumb` & `aarch64` targets. -use super::{LinkerFlavor, LldFlavor, PanicStrategy, RelocModel, Target, TargetOptions}; +use super::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { let opts = TargetOptions { abi: "eabihf".into(), - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), features: "+v7,+vfp3,-d32,+thumb2,-neon,+strict-align".into(), relocation_model: RelocModel::Static, diff --git a/compiler/rustc_target/src/spec/armv7r_none_eabi.rs b/compiler/rustc_target/src/spec/armv7r_none_eabi.rs index 5f1da09b3..25f301ccc 100644 --- a/compiler/rustc_target/src/spec/armv7r_none_eabi.rs +++ b/compiler/rustc_target/src/spec/armv7r_none_eabi.rs @@ -1,7 +1,6 @@ // Targets the Little-endian Cortex-R4/R5 processor (ARMv7-R) -use crate::spec::{LinkerFlavor, LldFlavor, PanicStrategy, RelocModel}; -use crate::spec::{Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -12,7 +11,7 @@ pub fn target() -> Target { options: TargetOptions { abi: "eabi".into(), - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), relocation_model: RelocModel::Static, panic_strategy: PanicStrategy::Abort, diff --git a/compiler/rustc_target/src/spec/armv7r_none_eabihf.rs b/compiler/rustc_target/src/spec/armv7r_none_eabihf.rs index 0038ed0df..40449759d 100644 --- a/compiler/rustc_target/src/spec/armv7r_none_eabihf.rs +++ b/compiler/rustc_target/src/spec/armv7r_none_eabihf.rs @@ -1,7 +1,6 @@ // Targets the Little-endian Cortex-R4F/R5F processor (ARMv7-R) -use crate::spec::{LinkerFlavor, LldFlavor, PanicStrategy, RelocModel}; -use crate::spec::{Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -12,7 +11,7 @@ pub fn target() -> Target { options: TargetOptions { abi: "eabihf".into(), - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), relocation_model: RelocModel::Static, panic_strategy: PanicStrategy::Abort, diff --git a/compiler/rustc_target/src/spec/avr_gnu_base.rs b/compiler/rustc_target/src/spec/avr_gnu_base.rs index 8cca33cc4..9c3406b53 100644 --- a/compiler/rustc_target/src/spec/avr_gnu_base.rs +++ b/compiler/rustc_target/src/spec/avr_gnu_base.rs @@ -1,4 +1,4 @@ -use crate::spec::{LinkerFlavor, RelocModel, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, RelocModel, Target, TargetOptions}; /// A base target for AVR devices using the GNU toolchain. /// @@ -17,8 +17,11 @@ pub fn target(target_cpu: &'static str, mmcu: &'static str) -> Target { linker: Some("avr-gcc".into()), eh_frame_header: false, - pre_link_args: TargetOptions::link_args(LinkerFlavor::Gcc, &[mmcu]), - late_link_args: TargetOptions::link_args(LinkerFlavor::Gcc, &["-lgcc"]), + pre_link_args: TargetOptions::link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &[mmcu]), + late_link_args: TargetOptions::link_args( + LinkerFlavor::Gnu(Cc::Yes, Lld::No), + &["-lgcc"], + ), max_atomic_width: Some(0), atomic_cas: false, relocation_model: RelocModel::Static, diff --git a/compiler/rustc_target/src/spec/fuchsia_base.rs b/compiler/rustc_target/src/spec/fuchsia_base.rs index 962ad0c66..4c2775850 100644 --- a/compiler/rustc_target/src/spec/fuchsia_base.rs +++ b/compiler/rustc_target/src/spec/fuchsia_base.rs @@ -1,4 +1,4 @@ -use crate::spec::{crt_objects, cvs, LinkOutputKind, LinkerFlavor, LldFlavor, TargetOptions}; +use crate::spec::{crt_objects, cvs, Cc, LinkOutputKind, LinkerFlavor, Lld, TargetOptions}; pub fn opts() -> TargetOptions { // This mirrors the linker options provided by clang. We presume lld for @@ -7,7 +7,7 @@ pub fn opts() -> TargetOptions { // // https://github.com/llvm/llvm-project/blob/db9322b2066c55254e7691efeab863f43bfcc084/clang/lib/Driver/ToolChains/Fuchsia.cpp#L31 let pre_link_args = TargetOptions::link_args( - LinkerFlavor::Ld, + LinkerFlavor::Gnu(Cc::No, Lld::No), &[ "--build-id", "--hash-style=gnu", @@ -25,7 +25,7 @@ pub fn opts() -> TargetOptions { TargetOptions { os: "fuchsia".into(), - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), dynamic_linking: true, families: cvs!["unix"], diff --git a/compiler/rustc_target/src/spec/hermit_base.rs b/compiler/rustc_target/src/spec/hermit_base.rs index 562ccef7e..dd9991381 100644 --- a/compiler/rustc_target/src/spec/hermit_base.rs +++ b/compiler/rustc_target/src/spec/hermit_base.rs @@ -1,14 +1,14 @@ -use crate::spec::{LinkerFlavor, LldFlavor, PanicStrategy, TargetOptions, TlsModel}; +use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, TargetOptions, TlsModel}; pub fn opts() -> TargetOptions { let pre_link_args = TargetOptions::link_args( - LinkerFlavor::Ld, + LinkerFlavor::Gnu(Cc::No, Lld::No), &["--build-id", "--hash-style=gnu", "--Bstatic"], ); TargetOptions { os: "hermit".into(), - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), has_thread_local: true, pre_link_args, diff --git a/compiler/rustc_target/src/spec/hexagon_unknown_linux_musl.rs b/compiler/rustc_target/src/spec/hexagon_unknown_linux_musl.rs index 2a24e4459..3aad05eb2 100644 --- a/compiler/rustc_target/src/spec/hexagon_unknown_linux_musl.rs +++ b/compiler/rustc_target/src/spec/hexagon_unknown_linux_musl.rs @@ -1,4 +1,4 @@ -use crate::spec::Target; +use crate::spec::{Cc, LinkerFlavor, Target}; pub fn target() -> Target { let mut base = super::linux_musl_base::opts(); @@ -9,7 +9,7 @@ pub fn target() -> Target { base.crt_static_default = false; base.has_rpath = true; - base.linker_is_gnu = false; + base.linker_flavor = LinkerFlavor::Unix(Cc::Yes); base.c_enum_min_bits = 8; diff --git a/compiler/rustc_target/src/spec/i386_apple_ios.rs b/compiler/rustc_target/src/spec/i386_apple_ios.rs index 8b6266c58..b85214a9c 100644 --- a/compiler/rustc_target/src/spec/i386_apple_ios.rs +++ b/compiler/rustc_target/src/spec/i386_apple_ios.rs @@ -14,8 +14,7 @@ pub fn target() -> Target { arch: "x86".into(), options: TargetOptions { max_atomic_width: Some(64), - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - stack_probes: StackProbeType::Call, + stack_probes: StackProbeType::X86, ..base }, } diff --git a/compiler/rustc_target/src/spec/i686_apple_darwin.rs b/compiler/rustc_target/src/spec/i686_apple_darwin.rs index 5e9ceb844..15607c12e 100644 --- a/compiler/rustc_target/src/spec/i686_apple_darwin.rs +++ b/compiler/rustc_target/src/spec/i686_apple_darwin.rs @@ -1,14 +1,13 @@ -use crate::spec::{FramePointer, LinkerFlavor, StackProbeType, Target, TargetOptions}; +use crate::spec::{Cc, FramePointer, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { // ld64 only understand i386 and not i686 let mut base = super::apple_base::opts("macos", "i386", ""); base.cpu = "yonah".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m32"]); + base.add_pre_link_args(LinkerFlavor::Darwin(Cc::Yes, Lld::No), &["-m32"]); base.link_env_remove.to_mut().extend(super::apple_base::macos_link_env_remove()); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.stack_probes = StackProbeType::X86; base.frame_pointer = FramePointer::Always; // Clang automatically chooses a more specific target based on diff --git a/compiler/rustc_target/src/spec/i686_linux_android.rs b/compiler/rustc_target/src/spec/i686_linux_android.rs index bdaf5c990..c7c30c239 100644 --- a/compiler/rustc_target/src/spec/i686_linux_android.rs +++ b/compiler/rustc_target/src/spec/i686_linux_android.rs @@ -11,8 +11,7 @@ pub fn target() -> Target { // https://developer.android.com/ndk/guides/abis.html#x86 base.cpu = "pentiumpro".into(); base.features = "+mmx,+sse,+sse2,+sse3,+ssse3".into(); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.stack_probes = StackProbeType::X86; Target { llvm_target: "i686-linux-android".into(), diff --git a/compiler/rustc_target/src/spec/i686_pc_windows_gnu.rs b/compiler/rustc_target/src/spec/i686_pc_windows_gnu.rs index 631865439..7a1113875 100644 --- a/compiler/rustc_target/src/spec/i686_pc_windows_gnu.rs +++ b/compiler/rustc_target/src/spec/i686_pc_windows_gnu.rs @@ -1,4 +1,4 @@ -use crate::spec::{FramePointer, LinkerFlavor, Target}; +use crate::spec::{Cc, FramePointer, LinkerFlavor, Lld, Target}; pub fn target() -> Target { let mut base = super::windows_gnu_base::opts(); @@ -9,8 +9,11 @@ pub fn target() -> Target { // Mark all dynamic libraries and executables as compatible with the larger 4GiB address // space available to x86 Windows binaries on x86_64. - base.add_pre_link_args(LinkerFlavor::Ld, &["-m", "i386pe", "--large-address-aware"]); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-Wl,--large-address-aware"]); + base.add_pre_link_args( + LinkerFlavor::Gnu(Cc::No, Lld::No), + &["-m", "i386pe", "--large-address-aware"], + ); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-Wl,--large-address-aware"]); Target { llvm_target: "i686-pc-windows-gnu".into(), diff --git a/compiler/rustc_target/src/spec/i686_pc_windows_msvc.rs b/compiler/rustc_target/src/spec/i686_pc_windows_msvc.rs index f4ceaa1ca..db4c00dc6 100644 --- a/compiler/rustc_target/src/spec/i686_pc_windows_msvc.rs +++ b/compiler/rustc_target/src/spec/i686_pc_windows_msvc.rs @@ -1,4 +1,4 @@ -use crate::spec::{LinkerFlavor, Target}; +use crate::spec::{LinkerFlavor, Lld, Target}; pub fn target() -> Target { let mut base = super::windows_msvc_base::opts(); @@ -6,7 +6,7 @@ pub fn target() -> Target { base.max_atomic_width = Some(64); base.add_pre_link_args( - LinkerFlavor::Msvc, + LinkerFlavor::Msvc(Lld::No), &[ // Mark all dynamic libraries and executables as compatible with the larger 4GiB address // space available to x86 Windows binaries on x86_64. diff --git a/compiler/rustc_target/src/spec/i686_unknown_freebsd.rs b/compiler/rustc_target/src/spec/i686_unknown_freebsd.rs index aff284bf2..35ca78034 100644 --- a/compiler/rustc_target/src/spec/i686_unknown_freebsd.rs +++ b/compiler/rustc_target/src/spec/i686_unknown_freebsd.rs @@ -1,12 +1,11 @@ -use crate::spec::{LinkerFlavor, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::freebsd_base::opts(); base.cpu = "pentium4".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m32", "-Wl,-znotext"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m32", "-Wl,-znotext"]); + base.stack_probes = StackProbeType::X86; Target { llvm_target: "i686-unknown-freebsd".into(), diff --git a/compiler/rustc_target/src/spec/i686_unknown_haiku.rs b/compiler/rustc_target/src/spec/i686_unknown_haiku.rs index 87aa74e40..e6b72336c 100644 --- a/compiler/rustc_target/src/spec/i686_unknown_haiku.rs +++ b/compiler/rustc_target/src/spec/i686_unknown_haiku.rs @@ -1,12 +1,11 @@ -use crate::spec::{LinkerFlavor, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::haiku_base::opts(); base.cpu = "pentium4".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m32"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m32"]); + base.stack_probes = StackProbeType::X86; Target { llvm_target: "i686-unknown-haiku".into(), diff --git a/compiler/rustc_target/src/spec/i686_unknown_linux_gnu.rs b/compiler/rustc_target/src/spec/i686_unknown_linux_gnu.rs index 765803d16..73e536a7e 100644 --- a/compiler/rustc_target/src/spec/i686_unknown_linux_gnu.rs +++ b/compiler/rustc_target/src/spec/i686_unknown_linux_gnu.rs @@ -1,12 +1,12 @@ -use crate::spec::{LinkerFlavor, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, SanitizerSet, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::linux_gnu_base::opts(); base.cpu = "pentium4".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m32"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.supported_sanitizers = SanitizerSet::ADDRESS; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m32"]); + base.stack_probes = StackProbeType::X86; Target { llvm_target: "i686-unknown-linux-gnu".into(), diff --git a/compiler/rustc_target/src/spec/i686_unknown_linux_musl.rs b/compiler/rustc_target/src/spec/i686_unknown_linux_musl.rs index d94928043..3825082ba 100644 --- a/compiler/rustc_target/src/spec/i686_unknown_linux_musl.rs +++ b/compiler/rustc_target/src/spec/i686_unknown_linux_musl.rs @@ -1,12 +1,11 @@ -use crate::spec::{FramePointer, LinkerFlavor, StackProbeType, Target}; +use crate::spec::{Cc, FramePointer, LinkerFlavor, Lld, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::linux_musl_base::opts(); base.cpu = "pentium4".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m32", "-Wl,-melf_i386"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m32", "-Wl,-melf_i386"]); + base.stack_probes = StackProbeType::X86; // The unwinder used by i686-unknown-linux-musl, the LLVM libunwind // implementation, apparently relies on frame pointers existing... somehow. diff --git a/compiler/rustc_target/src/spec/i686_unknown_netbsd.rs b/compiler/rustc_target/src/spec/i686_unknown_netbsd.rs index 8de698b51..b191996c7 100644 --- a/compiler/rustc_target/src/spec/i686_unknown_netbsd.rs +++ b/compiler/rustc_target/src/spec/i686_unknown_netbsd.rs @@ -1,12 +1,11 @@ -use crate::spec::{LinkerFlavor, StackProbeType, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::netbsd_base::opts(); base.cpu = "pentium4".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m32"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m32"]); + base.stack_probes = StackProbeType::X86; Target { llvm_target: "i686-unknown-netbsdelf".into(), diff --git a/compiler/rustc_target/src/spec/i686_unknown_openbsd.rs b/compiler/rustc_target/src/spec/i686_unknown_openbsd.rs index 7f25a1a16..8babe5597 100644 --- a/compiler/rustc_target/src/spec/i686_unknown_openbsd.rs +++ b/compiler/rustc_target/src/spec/i686_unknown_openbsd.rs @@ -1,12 +1,11 @@ -use crate::spec::{LinkerFlavor, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::openbsd_base::opts(); base.cpu = "pentium4".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m32", "-fuse-ld=lld"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m32", "-fuse-ld=lld"]); + base.stack_probes = StackProbeType::X86; Target { llvm_target: "i686-unknown-openbsd".into(), diff --git a/compiler/rustc_target/src/spec/i686_uwp_windows_gnu.rs b/compiler/rustc_target/src/spec/i686_uwp_windows_gnu.rs index d52810d2f..a3e325698 100644 --- a/compiler/rustc_target/src/spec/i686_uwp_windows_gnu.rs +++ b/compiler/rustc_target/src/spec/i686_uwp_windows_gnu.rs @@ -1,4 +1,4 @@ -use crate::spec::{FramePointer, LinkerFlavor, Target}; +use crate::spec::{Cc, FramePointer, LinkerFlavor, Lld, Target}; pub fn target() -> Target { let mut base = super::windows_uwp_gnu_base::opts(); @@ -8,8 +8,11 @@ pub fn target() -> Target { // Mark all dynamic libraries and executables as compatible with the larger 4GiB address // space available to x86 Windows binaries on x86_64. - base.add_pre_link_args(LinkerFlavor::Ld, &["-m", "i386pe", "--large-address-aware"]); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-Wl,--large-address-aware"]); + base.add_pre_link_args( + LinkerFlavor::Gnu(Cc::No, Lld::No), + &["-m", "i386pe", "--large-address-aware"], + ); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-Wl,--large-address-aware"]); Target { llvm_target: "i686-pc-windows-gnu".into(), diff --git a/compiler/rustc_target/src/spec/i686_wrs_vxworks.rs b/compiler/rustc_target/src/spec/i686_wrs_vxworks.rs index f62404e82..b5cfdfceb 100644 --- a/compiler/rustc_target/src/spec/i686_wrs_vxworks.rs +++ b/compiler/rustc_target/src/spec/i686_wrs_vxworks.rs @@ -1,12 +1,11 @@ -use crate::spec::{LinkerFlavor, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::vxworks_base::opts(); base.cpu = "pentium4".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m32"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m32"]); + base.stack_probes = StackProbeType::X86; Target { llvm_target: "i686-unknown-linux-gnu".into(), diff --git a/compiler/rustc_target/src/spec/illumos_base.rs b/compiler/rustc_target/src/spec/illumos_base.rs index 77e000474..8ac351584 100644 --- a/compiler/rustc_target/src/spec/illumos_base.rs +++ b/compiler/rustc_target/src/spec/illumos_base.rs @@ -1,8 +1,8 @@ -use crate::spec::{cvs, FramePointer, LinkerFlavor, TargetOptions}; +use crate::spec::{cvs, Cc, FramePointer, LinkerFlavor, TargetOptions}; pub fn opts() -> TargetOptions { let late_link_args = TargetOptions::link_args( - LinkerFlavor::Gcc, + LinkerFlavor::Unix(Cc::Yes), &[ // The illumos libc contains a stack unwinding implementation, as // does libgcc_s. The latter implementation includes several @@ -30,7 +30,7 @@ pub fn opts() -> TargetOptions { has_rpath: true, families: cvs!["unix"], is_like_solaris: true, - linker_is_gnu: false, + linker_flavor: LinkerFlavor::Unix(Cc::Yes), limit_rdylib_exports: false, // Linker doesn't support this frame_pointer: FramePointer::Always, eh_frame_header: false, diff --git a/compiler/rustc_target/src/spec/l4re_base.rs b/compiler/rustc_target/src/spec/l4re_base.rs index b7bc1072b..3a4d83fad 100644 --- a/compiler/rustc_target/src/spec/l4re_base.rs +++ b/compiler/rustc_target/src/spec/l4re_base.rs @@ -1,13 +1,12 @@ -use crate::spec::{cvs, LinkerFlavor, PanicStrategy, RelocModel, TargetOptions}; +use crate::spec::{cvs, Cc, LinkerFlavor, PanicStrategy, RelocModel, TargetOptions}; pub fn opts() -> TargetOptions { TargetOptions { os: "l4re".into(), env: "uclibc".into(), - linker_flavor: LinkerFlavor::Ld, + linker_flavor: LinkerFlavor::Unix(Cc::No), panic_strategy: PanicStrategy::Abort, linker: Some("l4-bender".into()), - linker_is_gnu: false, families: cvs!["unix"], relocation_model: RelocModel::Static, ..Default::default() diff --git a/compiler/rustc_target/src/spec/linux_kernel_base.rs b/compiler/rustc_target/src/spec/linux_kernel_base.rs index 0f5d85205..f41533a95 100644 --- a/compiler/rustc_target/src/spec/linux_kernel_base.rs +++ b/compiler/rustc_target/src/spec/linux_kernel_base.rs @@ -6,8 +6,7 @@ pub fn opts() -> TargetOptions { env: "gnu".into(), disable_redzone: true, panic_strategy: PanicStrategy::Abort, - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - stack_probes: StackProbeType::Call, + stack_probes: StackProbeType::X86, frame_pointer: FramePointer::Always, position_independent_executables: true, needs_plt: true, diff --git a/compiler/rustc_target/src/spec/mipsel_sony_psp.rs b/compiler/rustc_target/src/spec/mipsel_sony_psp.rs index cfc8ec21c..75beb91b1 100644 --- a/compiler/rustc_target/src/spec/mipsel_sony_psp.rs +++ b/compiler/rustc_target/src/spec/mipsel_sony_psp.rs @@ -1,11 +1,13 @@ -use crate::spec::{cvs, Target, TargetOptions}; -use crate::spec::{LinkerFlavor, LldFlavor, RelocModel}; +use crate::spec::{cvs, Cc, LinkerFlavor, Lld, RelocModel, Target, TargetOptions}; // The PSP has custom linker requirements. const LINKER_SCRIPT: &str = include_str!("./mipsel_sony_psp_linker_script.ld"); pub fn target() -> Target { - let pre_link_args = TargetOptions::link_args(LinkerFlavor::Ld, &["--emit-relocs", "--nmagic"]); + let pre_link_args = TargetOptions::link_args( + LinkerFlavor::Gnu(Cc::No, Lld::No), + &["--emit-relocs", "--nmagic"], + ); Target { llvm_target: "mipsel-sony-psp".into(), @@ -16,7 +18,7 @@ pub fn target() -> Target { options: TargetOptions { os: "psp".into(), vendor: "sony".into(), - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), cpu: "mips2".into(), linker: Some("rust-lld".into()), relocation_model: RelocModel::Static, diff --git a/compiler/rustc_target/src/spec/mipsel_unknown_none.rs b/compiler/rustc_target/src/spec/mipsel_unknown_none.rs index fe2aa2de8..43b01e7a0 100644 --- a/compiler/rustc_target/src/spec/mipsel_unknown_none.rs +++ b/compiler/rustc_target/src/spec/mipsel_unknown_none.rs @@ -2,8 +2,7 @@ //! //! Can be used for MIPS M4K core (e.g. on PIC32MX devices) -use crate::spec::{LinkerFlavor, LldFlavor, RelocModel}; -use crate::spec::{PanicStrategy, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -13,7 +12,7 @@ pub fn target() -> Target { arch: "mips".into(), options: TargetOptions { - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), cpu: "mips32r2".into(), features: "+mips32r2,+soft-float,+noabicalls".into(), max_atomic_width: Some(32), diff --git a/compiler/rustc_target/src/spec/mod.rs b/compiler/rustc_target/src/spec/mod.rs index dc16739bd..8909cf33a 100644 --- a/compiler/rustc_target/src/spec/mod.rs +++ b/compiler/rustc_target/src/spec/mod.rs @@ -90,17 +90,73 @@ mod windows_msvc_base; mod windows_uwp_gnu_base; mod windows_uwp_msvc_base; +/// Linker is called through a C/C++ compiler. +#[derive(Clone, Copy, Debug, Eq, Ord, PartialEq, PartialOrd)] +pub enum Cc { + Yes, + No, +} + +/// Linker is LLD. +#[derive(Clone, Copy, Debug, Eq, Ord, PartialEq, PartialOrd)] +pub enum Lld { + Yes, + No, +} + +/// All linkers have some kinds of command line interfaces and rustc needs to know which commands +/// to use with each of them. So we cluster all such interfaces into a (somewhat arbitrary) number +/// of classes that we call "linker flavors". +/// +/// Technically, it's not even necessary, we can nearly always infer the flavor from linker name +/// and target properties like `is_like_windows`/`is_like_osx`/etc. However, the PRs originally +/// introducing `-Clinker-flavor` (#40018 and friends) were aiming to reduce this kind of inference +/// and provide something certain and explicitly specified instead, and that design goal is still +/// relevant now. +/// +/// The second goal is to keep the number of flavors to the minimum if possible. +/// LLD somewhat forces our hand here because that linker is self-sufficent only if its executable +/// (`argv[0]`) is named in specific way, otherwise it doesn't work and requires a +/// `-flavor LLD_FLAVOR` argument to choose which logic to use. Our shipped `rust-lld` in +/// particular is not named in such specific way, so it needs the flavor option, so we make our +/// linker flavors sufficiently fine-grained to satisfy LLD without inferring its flavor from other +/// target properties, in accordance with the first design goal. +/// +/// The first component of the flavor is tightly coupled with the compilation target, +/// while the `Cc` and `Lld` flags can vary withing the same target. #[derive(Clone, Copy, Debug, Eq, Ord, PartialEq, PartialOrd)] pub enum LinkerFlavor { - Gcc, - Ld, - Lld(LldFlavor), - Msvc, + /// Unix-like linker with GNU extensions (both naked and compiler-wrapped forms). + /// Besides similar "default" Linux/BSD linkers this also includes Windows/GNU linker, + /// which is somewhat different because it doesn't produce ELFs. + Gnu(Cc, Lld), + /// Unix-like linker for Apple targets (both naked and compiler-wrapped forms). + /// Extracted from the "umbrella" `Unix` flavor due to its corresponding LLD flavor. + Darwin(Cc, Lld), + /// Unix-like linker for Wasm targets (both naked and compiler-wrapped forms). + /// Extracted from the "umbrella" `Unix` flavor due to its corresponding LLD flavor. + /// Non-LLD version does not exist, so the lld flag is currently hardcoded here. + WasmLld(Cc), + /// Basic Unix-like linker for "any other Unix" targets (Solaris/illumos, L4Re, MSP430, etc), + /// possibly with non-GNU extensions (both naked and compiler-wrapped forms). + /// LLD doesn't support any of these. + Unix(Cc), + /// MSVC-style linker for Windows and UEFI, LLD supports it. + Msvc(Lld), + /// Emscripten Compiler Frontend, a wrapper around `WasmLld(Cc::Yes)` that has a different + /// interface and produces some additional JavaScript output. EmCc, + // Below: other linker-like tools with unique interfaces for exotic targets. + /// Linker tool for BPF. Bpf, + /// Linker tool for Nvidia PTX. Ptx, } +/// Linker flavors available externally through command line (`-Clinker-flavor`) +/// or json target specifications. +/// FIXME: This set has accumulated historically, bring it more in line with the internal +/// linker flavors (`LinkerFlavor`). #[derive(Clone, Copy, Debug, Eq, Ord, PartialEq, PartialOrd)] pub enum LinkerFlavorCli { Gcc, @@ -148,12 +204,32 @@ impl ToJson for LldFlavor { } impl LinkerFlavor { - pub fn from_cli(cli: LinkerFlavorCli) -> LinkerFlavor { + pub fn from_cli(cli: LinkerFlavorCli, target: &TargetOptions) -> LinkerFlavor { + Self::from_cli_impl(cli, target.linker_flavor.lld_flavor(), target.linker_flavor.is_gnu()) + } + + /// The passed CLI flavor is preferred over other args coming from the default target spec, + /// so this function can produce a flavor that is incompatible with the current target. + /// FIXME: Produce errors when `-Clinker-flavor` is set to something incompatible + /// with the current target. + fn from_cli_impl(cli: LinkerFlavorCli, lld_flavor: LldFlavor, is_gnu: bool) -> LinkerFlavor { match cli { - LinkerFlavorCli::Gcc => LinkerFlavor::Gcc, - LinkerFlavorCli::Ld => LinkerFlavor::Ld, - LinkerFlavorCli::Lld(lld_flavor) => LinkerFlavor::Lld(lld_flavor), - LinkerFlavorCli::Msvc => LinkerFlavor::Msvc, + LinkerFlavorCli::Gcc => match lld_flavor { + LldFlavor::Ld if is_gnu => LinkerFlavor::Gnu(Cc::Yes, Lld::No), + LldFlavor::Ld64 => LinkerFlavor::Darwin(Cc::Yes, Lld::No), + LldFlavor::Wasm => LinkerFlavor::WasmLld(Cc::Yes), + LldFlavor::Ld | LldFlavor::Link => LinkerFlavor::Unix(Cc::Yes), + }, + LinkerFlavorCli::Ld => match lld_flavor { + LldFlavor::Ld if is_gnu => LinkerFlavor::Gnu(Cc::No, Lld::No), + LldFlavor::Ld64 => LinkerFlavor::Darwin(Cc::No, Lld::No), + LldFlavor::Ld | LldFlavor::Wasm | LldFlavor::Link => LinkerFlavor::Unix(Cc::No), + }, + LinkerFlavorCli::Lld(LldFlavor::Ld) => LinkerFlavor::Gnu(Cc::No, Lld::Yes), + LinkerFlavorCli::Lld(LldFlavor::Ld64) => LinkerFlavor::Darwin(Cc::No, Lld::Yes), + LinkerFlavorCli::Lld(LldFlavor::Wasm) => LinkerFlavor::WasmLld(Cc::No), + LinkerFlavorCli::Lld(LldFlavor::Link) => LinkerFlavor::Msvc(Lld::Yes), + LinkerFlavorCli::Msvc => LinkerFlavor::Msvc(Lld::No), LinkerFlavorCli::Em => LinkerFlavor::EmCc, LinkerFlavorCli::BpfLinker => LinkerFlavor::Bpf, LinkerFlavorCli::PtxLinker => LinkerFlavor::Ptx, @@ -162,15 +238,40 @@ impl LinkerFlavor { fn to_cli(self) -> LinkerFlavorCli { match self { - LinkerFlavor::Gcc => LinkerFlavorCli::Gcc, - LinkerFlavor::Ld => LinkerFlavorCli::Ld, - LinkerFlavor::Lld(lld_flavor) => LinkerFlavorCli::Lld(lld_flavor), - LinkerFlavor::Msvc => LinkerFlavorCli::Msvc, + LinkerFlavor::Gnu(Cc::Yes, _) + | LinkerFlavor::Darwin(Cc::Yes, _) + | LinkerFlavor::WasmLld(Cc::Yes) + | LinkerFlavor::Unix(Cc::Yes) => LinkerFlavorCli::Gcc, + LinkerFlavor::Gnu(_, Lld::Yes) => LinkerFlavorCli::Lld(LldFlavor::Ld), + LinkerFlavor::Darwin(_, Lld::Yes) => LinkerFlavorCli::Lld(LldFlavor::Ld64), + LinkerFlavor::WasmLld(..) => LinkerFlavorCli::Lld(LldFlavor::Wasm), + LinkerFlavor::Gnu(..) | LinkerFlavor::Darwin(..) | LinkerFlavor::Unix(..) => { + LinkerFlavorCli::Ld + } + LinkerFlavor::Msvc(Lld::Yes) => LinkerFlavorCli::Lld(LldFlavor::Link), + LinkerFlavor::Msvc(..) => LinkerFlavorCli::Msvc, LinkerFlavor::EmCc => LinkerFlavorCli::Em, LinkerFlavor::Bpf => LinkerFlavorCli::BpfLinker, LinkerFlavor::Ptx => LinkerFlavorCli::PtxLinker, } } + + pub fn lld_flavor(self) -> LldFlavor { + match self { + LinkerFlavor::Gnu(..) + | LinkerFlavor::Unix(..) + | LinkerFlavor::EmCc + | LinkerFlavor::Bpf + | LinkerFlavor::Ptx => LldFlavor::Ld, + LinkerFlavor::Darwin(..) => LldFlavor::Ld64, + LinkerFlavor::WasmLld(..) => LldFlavor::Wasm, + LinkerFlavor::Msvc(..) => LldFlavor::Link, + } + } + + pub fn is_gnu(self) -> bool { + matches!(self, LinkerFlavor::Gnu(..)) + } } macro_rules! linker_flavor_cli_impls { @@ -635,6 +736,10 @@ pub enum StackProbeType { } impl StackProbeType { + // LLVM X86 targets (ix86 and x86_64) can use inline-asm stack probes starting with LLVM 16. + // Notable past issues were rust#83139 (fixed in 14) and rust#84667 (fixed in 16). + const X86: Self = Self::InlineOrCall { min_llvm_version_for_inline: (16, 0, 0) }; + fn from_json(json: &Json) -> Result<Self, String> { let object = json.as_object().ok_or_else(|| "expected a JSON object")?; let kind = object @@ -1120,6 +1225,8 @@ supported_targets! { ("mipsel-unknown-none", mipsel_unknown_none), ("thumbv4t-none-eabi", thumbv4t_none_eabi), ("armv4t-none-eabi", armv4t_none_eabi), + ("thumbv5te-none-eabi", thumbv5te_none_eabi), + ("armv5te-none-eabi", armv5te_none_eabi), ("aarch64_be-unknown-linux-gnu", aarch64_be_unknown_linux_gnu), ("aarch64-unknown-linux-gnu_ilp32", aarch64_unknown_linux_gnu_ilp32), @@ -1252,16 +1359,11 @@ pub struct TargetOptions { /// Linker to invoke pub linker: Option<StaticCow<str>>, /// Default linker flavor used if `-C linker-flavor` or `-C linker` are not passed - /// on the command line. Defaults to `LinkerFlavor::Gcc`. + /// on the command line. Defaults to `LinkerFlavor::Gnu(Cc::Yes, Lld::No)`. pub linker_flavor: LinkerFlavor, linker_flavor_json: LinkerFlavorCli, - /// LLD flavor used if `lld` (or `rust-lld`) is specified as a linker - /// without clarifying its flavor in any way. - /// FIXME: Merge this into `LinkerFlavor`. - pub lld_flavor: LldFlavor, - /// Whether the linker support GNU-like arguments such as -O. Defaults to true. - /// FIXME: Merge this into `LinkerFlavor`. - pub linker_is_gnu: bool, + lld_flavor_json: LldFlavor, + linker_is_gnu_json: bool, /// Objects to link before and after all other object code. pub pre_link_objects: CrtObjects, @@ -1294,7 +1396,7 @@ pub struct TargetOptions { /// Optional link script applied to `dylib` and `executable` crate types. /// This is a string containing the script, not a path. Can only be applied - /// to linkers where `linker_is_gnu` is true. + /// to linkers where linker flavor matches `LinkerFlavor::Gnu(..)`. pub link_script: Option<StaticCow<str>>, /// Environment variables to be set for the linker invocation. pub link_env: StaticCow<[(StaticCow<str>, StaticCow<str>)]>, @@ -1379,6 +1481,8 @@ pub struct TargetOptions { pub is_like_msvc: bool, /// Whether a target toolchain is like WASM. pub is_like_wasm: bool, + /// Whether a target toolchain is like Android, implying a Linux kernel and a Bionic libc + pub is_like_android: bool, /// Default supported version of DWARF on this platform. /// Useful because some platforms (osx, bsd) only want up to DWARF2. pub default_dwarf_version: u32, @@ -1567,22 +1671,38 @@ pub struct TargetOptions { /// Add arguments for the given flavor and also for its "twin" flavors /// that have a compatible command line interface. -fn add_link_args(link_args: &mut LinkArgs, flavor: LinkerFlavor, args: &[&'static str]) { - let mut insert = |flavor| { - link_args.entry(flavor).or_default().extend(args.iter().copied().map(Cow::Borrowed)) - }; +fn add_link_args_iter( + link_args: &mut LinkArgs, + flavor: LinkerFlavor, + args: impl Iterator<Item = StaticCow<str>> + Clone, +) { + let mut insert = |flavor| link_args.entry(flavor).or_default().extend(args.clone()); insert(flavor); match flavor { - LinkerFlavor::Ld => insert(LinkerFlavor::Lld(LldFlavor::Ld)), - LinkerFlavor::Msvc => insert(LinkerFlavor::Lld(LldFlavor::Link)), - LinkerFlavor::Lld(LldFlavor::Ld64) | LinkerFlavor::Lld(LldFlavor::Wasm) => {} - LinkerFlavor::Lld(lld_flavor) => { - panic!("add_link_args: use non-LLD flavor for {:?}", lld_flavor) + LinkerFlavor::Gnu(cc, lld) => { + assert_eq!(lld, Lld::No); + insert(LinkerFlavor::Gnu(cc, Lld::Yes)); + } + LinkerFlavor::Darwin(cc, lld) => { + assert_eq!(lld, Lld::No); + insert(LinkerFlavor::Darwin(cc, Lld::Yes)); } - LinkerFlavor::Gcc | LinkerFlavor::EmCc | LinkerFlavor::Bpf | LinkerFlavor::Ptx => {} + LinkerFlavor::Msvc(lld) => { + assert_eq!(lld, Lld::No); + insert(LinkerFlavor::Msvc(Lld::Yes)); + } + LinkerFlavor::WasmLld(..) + | LinkerFlavor::Unix(..) + | LinkerFlavor::EmCc + | LinkerFlavor::Bpf + | LinkerFlavor::Ptx => {} } } +fn add_link_args(link_args: &mut LinkArgs, flavor: LinkerFlavor, args: &[&'static str]) { + add_link_args_iter(link_args, flavor, args.iter().copied().map(Cow::Borrowed)) +} + impl TargetOptions { fn link_args(flavor: LinkerFlavor, args: &[&'static str]) -> LinkArgs { let mut link_args = LinkArgs::new(); @@ -1599,7 +1719,11 @@ impl TargetOptions { } fn update_from_cli(&mut self) { - self.linker_flavor = LinkerFlavor::from_cli(self.linker_flavor_json); + self.linker_flavor = LinkerFlavor::from_cli_impl( + self.linker_flavor_json, + self.lld_flavor_json, + self.linker_is_gnu_json, + ); for (args, args_json) in [ (&mut self.pre_link_args, &self.pre_link_args_json), (&mut self.late_link_args, &self.late_link_args_json), @@ -1607,15 +1731,32 @@ impl TargetOptions { (&mut self.late_link_args_static, &self.late_link_args_static_json), (&mut self.post_link_args, &self.post_link_args_json), ] { - *args = args_json - .iter() - .map(|(flavor, args)| (LinkerFlavor::from_cli(*flavor), args.clone())) - .collect(); + args.clear(); + for (flavor, args_json) in args_json { + // Cannot use `from_cli` due to borrow checker. + let linker_flavor = LinkerFlavor::from_cli_impl( + *flavor, + self.lld_flavor_json, + self.linker_is_gnu_json, + ); + // Normalize to no lld to avoid asserts. + let linker_flavor = match linker_flavor { + LinkerFlavor::Gnu(cc, _) => LinkerFlavor::Gnu(cc, Lld::No), + LinkerFlavor::Darwin(cc, _) => LinkerFlavor::Darwin(cc, Lld::No), + LinkerFlavor::Msvc(_) => LinkerFlavor::Msvc(Lld::No), + _ => linker_flavor, + }; + if !args.contains_key(&linker_flavor) { + add_link_args_iter(args, linker_flavor, args_json.iter().cloned()); + } + } } } fn update_to_cli(&mut self) { self.linker_flavor_json = self.linker_flavor.to_cli(); + self.lld_flavor_json = self.linker_flavor.lld_flavor(); + self.linker_is_gnu_json = self.linker_flavor.is_gnu(); for (args, args_json) in [ (&self.pre_link_args, &mut self.pre_link_args_json), (&self.late_link_args, &mut self.late_link_args_json), @@ -1642,10 +1783,10 @@ impl Default for TargetOptions { abi: "".into(), vendor: "unknown".into(), linker: option_env!("CFG_DEFAULT_LINKER").map(|s| s.into()), - linker_flavor: LinkerFlavor::Gcc, + linker_flavor: LinkerFlavor::Gnu(Cc::Yes, Lld::No), linker_flavor_json: LinkerFlavorCli::Gcc, - lld_flavor: LldFlavor::Ld, - linker_is_gnu: true, + lld_flavor_json: LldFlavor::Ld, + linker_is_gnu_json: true, link_script: None, asm_args: cvs![], cpu: "generic".into(), @@ -1671,6 +1812,7 @@ impl Default for TargetOptions { is_like_windows: false, is_like_msvc: false, is_like_wasm: false, + is_like_android: false, default_dwarf_version: 4, allows_weak_linkage: true, has_rpath: false, @@ -1913,6 +2055,12 @@ impl Target { base.$key_name = s; } } ); + ($key_name:ident = $json_name:expr, bool) => ( { + let name = $json_name; + if let Some(s) = obj.remove(name).and_then(|b| b.as_bool()) { + base.$key_name = s; + } + } ); ($key_name:ident, u64) => ( { let name = (stringify!($key_name)).replace("_", "-"); if let Some(s) = obj.remove(&name).and_then(|j| Json::as_u64(&j)) { @@ -2084,9 +2232,9 @@ impl Target { .map(|s| s.to_string().into()); } } ); - ($key_name:ident, LldFlavor) => ( { - let name = (stringify!($key_name)).replace("_", "-"); - obj.remove(&name).and_then(|o| o.as_str().and_then(|s| { + ($key_name:ident = $json_name:expr, LldFlavor) => ( { + let name = $json_name; + obj.remove(name).and_then(|o| o.as_str().and_then(|s| { if let Some(flavor) = LldFlavor::from_str(&s) { base.$key_name = flavor; } else { @@ -2280,8 +2428,8 @@ impl Target { key!(vendor); key!(linker, optional); key!(linker_flavor_json = "linker-flavor", LinkerFlavor)?; - key!(lld_flavor, LldFlavor)?; - key!(linker_is_gnu, bool); + key!(lld_flavor_json = "lld-flavor", LldFlavor)?; + key!(linker_is_gnu_json = "linker-is-gnu", bool); key!(pre_link_objects = "pre-link-objects", link_objects); key!(post_link_objects = "post-link-objects", link_objects); key!(pre_link_objects_self_contained = "pre-link-objects-fallback", link_objects); @@ -2318,6 +2466,7 @@ impl Target { key!(is_like_windows, bool); key!(is_like_msvc, bool); key!(is_like_wasm, bool); + key!(is_like_android, bool); key!(default_dwarf_version, u32); key!(allows_weak_linkage, bool); key!(has_rpath, bool); @@ -2529,8 +2678,8 @@ impl ToJson for Target { target_option_val!(vendor); target_option_val!(linker); target_option_val!(linker_flavor_json, "linker-flavor"); - target_option_val!(lld_flavor); - target_option_val!(linker_is_gnu); + target_option_val!(lld_flavor_json, "lld-flavor"); + target_option_val!(linker_is_gnu_json, "linker-is-gnu"); target_option_val!(pre_link_objects); target_option_val!(post_link_objects); target_option_val!(pre_link_objects_self_contained, "pre-link-objects-fallback"); @@ -2568,6 +2717,7 @@ impl ToJson for Target { target_option_val!(is_like_windows); target_option_val!(is_like_msvc); target_option_val!(is_like_wasm); + target_option_val!(is_like_android); target_option_val!(default_dwarf_version); target_option_val!(allows_weak_linkage); target_option_val!(has_rpath); diff --git a/compiler/rustc_target/src/spec/msp430_none_elf.rs b/compiler/rustc_target/src/spec/msp430_none_elf.rs index 6b09386ae..251fd2a0a 100644 --- a/compiler/rustc_target/src/spec/msp430_none_elf.rs +++ b/compiler/rustc_target/src/spec/msp430_none_elf.rs @@ -1,4 +1,4 @@ -use crate::spec::{cvs, PanicStrategy, RelocModel, Target, TargetOptions}; +use crate::spec::{cvs, Cc, LinkerFlavor, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -16,7 +16,7 @@ pub fn target() -> Target { // dependency on this specific gcc. asm_args: cvs!["-mcpu=msp430"], linker: Some("msp430-elf-gcc".into()), - linker_is_gnu: false, + linker_flavor: LinkerFlavor::Unix(Cc::Yes), // There are no atomic CAS instructions available in the MSP430 // instruction set, and the LLVM backend doesn't currently support diff --git a/compiler/rustc_target/src/spec/msvc_base.rs b/compiler/rustc_target/src/spec/msvc_base.rs index b3cd38a6e..1dad9133e 100644 --- a/compiler/rustc_target/src/spec/msvc_base.rs +++ b/compiler/rustc_target/src/spec/msvc_base.rs @@ -1,17 +1,15 @@ -use crate::spec::{DebuginfoKind, LinkerFlavor, LldFlavor, SplitDebuginfo, TargetOptions}; +use crate::spec::{DebuginfoKind, LinkerFlavor, Lld, SplitDebuginfo, TargetOptions}; use std::borrow::Cow; pub fn opts() -> TargetOptions { // Suppress the verbose logo and authorship debugging output, which would needlessly // clog any log files. - let pre_link_args = TargetOptions::link_args(LinkerFlavor::Msvc, &["/NOLOGO"]); + let pre_link_args = TargetOptions::link_args(LinkerFlavor::Msvc(Lld::No), &["/NOLOGO"]); TargetOptions { - linker_flavor: LinkerFlavor::Msvc, + linker_flavor: LinkerFlavor::Msvc(Lld::No), is_like_windows: true, is_like_msvc: true, - lld_flavor: LldFlavor::Link, - linker_is_gnu: false, pre_link_args, abi_return_struct_as_int: true, emit_debug_gdb_scripts: false, diff --git a/compiler/rustc_target/src/spec/nvptx64_nvidia_cuda.rs b/compiler/rustc_target/src/spec/nvptx64_nvidia_cuda.rs index 6ab3a8b7e..b0582b235 100644 --- a/compiler/rustc_target/src/spec/nvptx64_nvidia_cuda.rs +++ b/compiler/rustc_target/src/spec/nvptx64_nvidia_cuda.rs @@ -13,7 +13,6 @@ pub fn target() -> Target { linker_flavor: LinkerFlavor::Ptx, // The linker can be installed from `crates.io`. linker: Some("rust-ptx-linker".into()), - linker_is_gnu: false, // With `ptx-linker` approach, it can be later overridden via link flags. cpu: "sm_30".into(), diff --git a/compiler/rustc_target/src/spec/powerpc64_unknown_freebsd.rs b/compiler/rustc_target/src/spec/powerpc64_unknown_freebsd.rs index 803453c4a..08b273207 100644 --- a/compiler/rustc_target/src/spec/powerpc64_unknown_freebsd.rs +++ b/compiler/rustc_target/src/spec/powerpc64_unknown_freebsd.rs @@ -1,11 +1,12 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::freebsd_base::opts(); base.cpu = "ppc64".into(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc64-unknown-freebsd".into(), diff --git a/compiler/rustc_target/src/spec/powerpc64_unknown_linux_gnu.rs b/compiler/rustc_target/src/spec/powerpc64_unknown_linux_gnu.rs index 5413c4f33..ce64de861 100644 --- a/compiler/rustc_target/src/spec/powerpc64_unknown_linux_gnu.rs +++ b/compiler/rustc_target/src/spec/powerpc64_unknown_linux_gnu.rs @@ -1,15 +1,12 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, RelroLevel, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::linux_gnu_base::opts(); base.cpu = "ppc64".into(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); - - // ld.so in at least RHEL6 on ppc64 has a bug related to BIND_NOW, so only enable partial RELRO - // for now. https://github.com/rust-lang/rust/pull/43170#issuecomment-315411474 - base.relro_level = RelroLevel::Partial; + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc64-unknown-linux-gnu".into(), diff --git a/compiler/rustc_target/src/spec/powerpc64_unknown_linux_musl.rs b/compiler/rustc_target/src/spec/powerpc64_unknown_linux_musl.rs index 159335eb6..81286a668 100644 --- a/compiler/rustc_target/src/spec/powerpc64_unknown_linux_musl.rs +++ b/compiler/rustc_target/src/spec/powerpc64_unknown_linux_musl.rs @@ -1,11 +1,12 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::linux_musl_base::opts(); base.cpu = "ppc64".into(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc64-unknown-linux-musl".into(), diff --git a/compiler/rustc_target/src/spec/powerpc64_unknown_openbsd.rs b/compiler/rustc_target/src/spec/powerpc64_unknown_openbsd.rs index 9cb3a67dc..7232dce3e 100644 --- a/compiler/rustc_target/src/spec/powerpc64_unknown_openbsd.rs +++ b/compiler/rustc_target/src/spec/powerpc64_unknown_openbsd.rs @@ -1,11 +1,12 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::openbsd_base::opts(); base.cpu = "ppc64".into(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc64-unknown-openbsd".into(), diff --git a/compiler/rustc_target/src/spec/powerpc64_wrs_vxworks.rs b/compiler/rustc_target/src/spec/powerpc64_wrs_vxworks.rs index b7420d232..10da7872c 100644 --- a/compiler/rustc_target/src/spec/powerpc64_wrs_vxworks.rs +++ b/compiler/rustc_target/src/spec/powerpc64_wrs_vxworks.rs @@ -1,11 +1,12 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::vxworks_base::opts(); base.cpu = "ppc64".into(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc64-unknown-linux-gnu".into(), diff --git a/compiler/rustc_target/src/spec/powerpc64le_unknown_freebsd.rs b/compiler/rustc_target/src/spec/powerpc64le_unknown_freebsd.rs index a3d180043..8c941e106 100644 --- a/compiler/rustc_target/src/spec/powerpc64le_unknown_freebsd.rs +++ b/compiler/rustc_target/src/spec/powerpc64le_unknown_freebsd.rs @@ -1,10 +1,11 @@ -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::freebsd_base::opts(); base.cpu = "ppc64le".into(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc64le-unknown-freebsd".into(), diff --git a/compiler/rustc_target/src/spec/powerpc64le_unknown_linux_gnu.rs b/compiler/rustc_target/src/spec/powerpc64le_unknown_linux_gnu.rs index e18ff3be4..fd896e086 100644 --- a/compiler/rustc_target/src/spec/powerpc64le_unknown_linux_gnu.rs +++ b/compiler/rustc_target/src/spec/powerpc64le_unknown_linux_gnu.rs @@ -1,10 +1,11 @@ -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::linux_gnu_base::opts(); base.cpu = "ppc64le".into(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc64le-unknown-linux-gnu".into(), diff --git a/compiler/rustc_target/src/spec/powerpc64le_unknown_linux_musl.rs b/compiler/rustc_target/src/spec/powerpc64le_unknown_linux_musl.rs index b84943d23..3cffcf497 100644 --- a/compiler/rustc_target/src/spec/powerpc64le_unknown_linux_musl.rs +++ b/compiler/rustc_target/src/spec/powerpc64le_unknown_linux_musl.rs @@ -1,10 +1,11 @@ -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::linux_musl_base::opts(); base.cpu = "ppc64le".into(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc64le-unknown-linux-musl".into(), diff --git a/compiler/rustc_target/src/spec/powerpc_unknown_freebsd.rs b/compiler/rustc_target/src/spec/powerpc_unknown_freebsd.rs index 75ac66c27..342f321bd 100644 --- a/compiler/rustc_target/src/spec/powerpc_unknown_freebsd.rs +++ b/compiler/rustc_target/src/spec/powerpc_unknown_freebsd.rs @@ -1,11 +1,15 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::freebsd_base::opts(); // Extra hint to linker that we are generating secure-PLT code. - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m32", "--target=powerpc-unknown-freebsd13.0"]); + base.add_pre_link_args( + LinkerFlavor::Gnu(Cc::Yes, Lld::No), + &["-m32", "--target=powerpc-unknown-freebsd13.0"], + ); base.max_atomic_width = Some(32); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc-unknown-freebsd13.0".into(), diff --git a/compiler/rustc_target/src/spec/powerpc_unknown_linux_gnu.rs b/compiler/rustc_target/src/spec/powerpc_unknown_linux_gnu.rs index 6686a0bbf..c8c61dc46 100644 --- a/compiler/rustc_target/src/spec/powerpc_unknown_linux_gnu.rs +++ b/compiler/rustc_target/src/spec/powerpc_unknown_linux_gnu.rs @@ -1,10 +1,11 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::linux_gnu_base::opts(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m32"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m32"]); base.max_atomic_width = Some(32); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc-unknown-linux-gnu".into(), diff --git a/compiler/rustc_target/src/spec/powerpc_unknown_linux_gnuspe.rs b/compiler/rustc_target/src/spec/powerpc_unknown_linux_gnuspe.rs index 6a250f4b5..5c51ec91f 100644 --- a/compiler/rustc_target/src/spec/powerpc_unknown_linux_gnuspe.rs +++ b/compiler/rustc_target/src/spec/powerpc_unknown_linux_gnuspe.rs @@ -1,10 +1,11 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::linux_gnu_base::opts(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-mspe"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-mspe"]); base.max_atomic_width = Some(32); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc-unknown-linux-gnuspe".into(), diff --git a/compiler/rustc_target/src/spec/powerpc_unknown_linux_musl.rs b/compiler/rustc_target/src/spec/powerpc_unknown_linux_musl.rs index 34200c679..fc7d802cb 100644 --- a/compiler/rustc_target/src/spec/powerpc_unknown_linux_musl.rs +++ b/compiler/rustc_target/src/spec/powerpc_unknown_linux_musl.rs @@ -1,10 +1,11 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::linux_musl_base::opts(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m32"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m32"]); base.max_atomic_width = Some(32); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc-unknown-linux-musl".into(), diff --git a/compiler/rustc_target/src/spec/powerpc_unknown_netbsd.rs b/compiler/rustc_target/src/spec/powerpc_unknown_netbsd.rs index 60661ef9b..912149c79 100644 --- a/compiler/rustc_target/src/spec/powerpc_unknown_netbsd.rs +++ b/compiler/rustc_target/src/spec/powerpc_unknown_netbsd.rs @@ -1,10 +1,11 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::netbsd_base::opts(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m32"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m32"]); base.max_atomic_width = Some(32); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc-unknown-netbsd".into(), diff --git a/compiler/rustc_target/src/spec/powerpc_unknown_openbsd.rs b/compiler/rustc_target/src/spec/powerpc_unknown_openbsd.rs index ad2c3d40f..dec85f996 100644 --- a/compiler/rustc_target/src/spec/powerpc_unknown_openbsd.rs +++ b/compiler/rustc_target/src/spec/powerpc_unknown_openbsd.rs @@ -1,10 +1,11 @@ use crate::abi::Endian; -use crate::spec::Target; +use crate::spec::{StackProbeType, Target}; pub fn target() -> Target { let mut base = super::openbsd_base::opts(); base.endian = Endian::Big; base.max_atomic_width = Some(32); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc-unknown-openbsd".into(), diff --git a/compiler/rustc_target/src/spec/powerpc_wrs_vxworks.rs b/compiler/rustc_target/src/spec/powerpc_wrs_vxworks.rs index 3f24966e0..a8c1c2a61 100644 --- a/compiler/rustc_target/src/spec/powerpc_wrs_vxworks.rs +++ b/compiler/rustc_target/src/spec/powerpc_wrs_vxworks.rs @@ -1,10 +1,11 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::vxworks_base::opts(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m32", "--secure-plt"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m32", "--secure-plt"]); base.max_atomic_width = Some(32); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc-unknown-linux-gnu".into(), diff --git a/compiler/rustc_target/src/spec/powerpc_wrs_vxworks_spe.rs b/compiler/rustc_target/src/spec/powerpc_wrs_vxworks_spe.rs index 0f04f41f9..abb8d13da 100644 --- a/compiler/rustc_target/src/spec/powerpc_wrs_vxworks_spe.rs +++ b/compiler/rustc_target/src/spec/powerpc_wrs_vxworks_spe.rs @@ -1,10 +1,11 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::vxworks_base::opts(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-mspe", "--secure-plt"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-mspe", "--secure-plt"]); base.max_atomic_width = Some(32); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "powerpc-unknown-linux-gnuspe".into(), diff --git a/compiler/rustc_target/src/spec/riscv32i_unknown_none_elf.rs b/compiler/rustc_target/src/spec/riscv32i_unknown_none_elf.rs index 232139db6..75a65a268 100644 --- a/compiler/rustc_target/src/spec/riscv32i_unknown_none_elf.rs +++ b/compiler/rustc_target/src/spec/riscv32i_unknown_none_elf.rs @@ -1,5 +1,4 @@ -use crate::spec::{LinkerFlavor, LldFlavor, PanicStrategy, RelocModel}; -use crate::spec::{Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -9,7 +8,7 @@ pub fn target() -> Target { arch: "riscv32".into(), options: TargetOptions { - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), cpu: "generic-rv32".into(), max_atomic_width: Some(0), diff --git a/compiler/rustc_target/src/spec/riscv32im_unknown_none_elf.rs b/compiler/rustc_target/src/spec/riscv32im_unknown_none_elf.rs index 3e5d2887f..f2242bbe0 100644 --- a/compiler/rustc_target/src/spec/riscv32im_unknown_none_elf.rs +++ b/compiler/rustc_target/src/spec/riscv32im_unknown_none_elf.rs @@ -1,5 +1,4 @@ -use crate::spec::{LinkerFlavor, LldFlavor, PanicStrategy, RelocModel}; -use crate::spec::{Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -9,7 +8,7 @@ pub fn target() -> Target { arch: "riscv32".into(), options: TargetOptions { - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), cpu: "generic-rv32".into(), max_atomic_width: Some(0), diff --git a/compiler/rustc_target/src/spec/riscv32imac_unknown_none_elf.rs b/compiler/rustc_target/src/spec/riscv32imac_unknown_none_elf.rs index 99317b9f1..55c6e4d16 100644 --- a/compiler/rustc_target/src/spec/riscv32imac_unknown_none_elf.rs +++ b/compiler/rustc_target/src/spec/riscv32imac_unknown_none_elf.rs @@ -1,5 +1,4 @@ -use crate::spec::{LinkerFlavor, LldFlavor, PanicStrategy, RelocModel}; -use crate::spec::{Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -9,7 +8,7 @@ pub fn target() -> Target { arch: "riscv32".into(), options: TargetOptions { - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), cpu: "generic-rv32".into(), max_atomic_width: Some(32), diff --git a/compiler/rustc_target/src/spec/riscv32imac_unknown_xous_elf.rs b/compiler/rustc_target/src/spec/riscv32imac_unknown_xous_elf.rs index a5de645c9..a263e5d5c 100644 --- a/compiler/rustc_target/src/spec/riscv32imac_unknown_xous_elf.rs +++ b/compiler/rustc_target/src/spec/riscv32imac_unknown_xous_elf.rs @@ -1,5 +1,4 @@ -use crate::spec::{LinkerFlavor, LldFlavor, PanicStrategy, RelocModel}; -use crate::spec::{Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -10,7 +9,7 @@ pub fn target() -> Target { options: TargetOptions { os: "xous".into(), - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), cpu: "generic-rv32".into(), max_atomic_width: Some(32), diff --git a/compiler/rustc_target/src/spec/riscv32imc_esp_espidf.rs b/compiler/rustc_target/src/spec/riscv32imc_esp_espidf.rs index 03baef65c..25638a092 100644 --- a/compiler/rustc_target/src/spec/riscv32imc_esp_espidf.rs +++ b/compiler/rustc_target/src/spec/riscv32imc_esp_espidf.rs @@ -1,5 +1,4 @@ -use crate::spec::{cvs, Target, TargetOptions}; -use crate::spec::{LinkerFlavor, PanicStrategy, RelocModel}; +use crate::spec::{cvs, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -13,7 +12,6 @@ pub fn target() -> Target { os: "espidf".into(), env: "newlib".into(), vendor: "espressif".into(), - linker_flavor: LinkerFlavor::Gcc, linker: Some("riscv32-esp-elf-gcc".into()), cpu: "generic-rv32".into(), diff --git a/compiler/rustc_target/src/spec/riscv32imc_unknown_none_elf.rs b/compiler/rustc_target/src/spec/riscv32imc_unknown_none_elf.rs index bf510d204..01e773fae 100644 --- a/compiler/rustc_target/src/spec/riscv32imc_unknown_none_elf.rs +++ b/compiler/rustc_target/src/spec/riscv32imc_unknown_none_elf.rs @@ -1,5 +1,4 @@ -use crate::spec::{LinkerFlavor, LldFlavor, PanicStrategy, RelocModel}; -use crate::spec::{Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -9,7 +8,7 @@ pub fn target() -> Target { arch: "riscv32".into(), options: TargetOptions { - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), cpu: "generic-rv32".into(), max_atomic_width: Some(0), diff --git a/compiler/rustc_target/src/spec/riscv64gc_unknown_none_elf.rs b/compiler/rustc_target/src/spec/riscv64gc_unknown_none_elf.rs index 03b3cfd1e..67806d578 100644 --- a/compiler/rustc_target/src/spec/riscv64gc_unknown_none_elf.rs +++ b/compiler/rustc_target/src/spec/riscv64gc_unknown_none_elf.rs @@ -1,5 +1,5 @@ -use crate::spec::{CodeModel, LinkerFlavor, LldFlavor, PanicStrategy, RelocModel}; -use crate::spec::{Target, TargetOptions}; +use crate::spec::{Cc, CodeModel, LinkerFlavor, Lld, PanicStrategy}; +use crate::spec::{RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -9,7 +9,7 @@ pub fn target() -> Target { arch: "riscv64".into(), options: TargetOptions { - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), llvm_abiname: "lp64d".into(), cpu: "generic-rv64".into(), diff --git a/compiler/rustc_target/src/spec/riscv64imac_unknown_none_elf.rs b/compiler/rustc_target/src/spec/riscv64imac_unknown_none_elf.rs index 2a94c9dd2..f371e09be 100644 --- a/compiler/rustc_target/src/spec/riscv64imac_unknown_none_elf.rs +++ b/compiler/rustc_target/src/spec/riscv64imac_unknown_none_elf.rs @@ -1,5 +1,5 @@ -use crate::spec::{CodeModel, Target, TargetOptions}; -use crate::spec::{LinkerFlavor, LldFlavor, PanicStrategy, RelocModel}; +use crate::spec::{Cc, CodeModel, LinkerFlavor, Lld, PanicStrategy}; +use crate::spec::{RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -9,7 +9,7 @@ pub fn target() -> Target { arch: "riscv64".into(), options: TargetOptions { - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), cpu: "generic-rv64".into(), max_atomic_width: Some(64), diff --git a/compiler/rustc_target/src/spec/s390x_unknown_linux_gnu.rs b/compiler/rustc_target/src/spec/s390x_unknown_linux_gnu.rs index 8757bbed8..cda88de0e 100644 --- a/compiler/rustc_target/src/spec/s390x_unknown_linux_gnu.rs +++ b/compiler/rustc_target/src/spec/s390x_unknown_linux_gnu.rs @@ -1,22 +1,23 @@ use crate::abi::Endian; -use crate::spec::Target; +use crate::spec::{StackProbeType, Target}; pub fn target() -> Target { let mut base = super::linux_gnu_base::opts(); base.endian = Endian::Big; // z10 is the oldest CPU supported by LLVM base.cpu = "z10".into(); - // FIXME: The data_layout string below and the ABI implementation in - // cabi_s390x.rs are for now hard-coded to assume the no-vector ABI. - // Pass the -vector feature string to LLVM to respect this assumption. + // FIXME: The ABI implementation in cabi_s390x.rs is for now hard-coded to assume the no-vector + // ABI. Pass the -vector feature string to LLVM to respect this assumption. On LLVM < 16, we + // also strip v128 from the data_layout below to match the older LLVM's expectation. base.features = "-vector".into(); base.max_atomic_width = Some(64); base.min_global_align = Some(16); + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "s390x-unknown-linux-gnu".into(), pointer_width: 64, - data_layout: "E-m:e-i1:8:16-i8:8:16-i64:64-f128:64-a:8:16-n32:64".into(), + data_layout: "E-m:e-i1:8:16-i8:8:16-i64:64-f128:64-v128:64-a:8:16-n32:64".into(), arch: "s390x".into(), options: base, } diff --git a/compiler/rustc_target/src/spec/s390x_unknown_linux_musl.rs b/compiler/rustc_target/src/spec/s390x_unknown_linux_musl.rs index 4c855271a..91e63aee5 100644 --- a/compiler/rustc_target/src/spec/s390x_unknown_linux_musl.rs +++ b/compiler/rustc_target/src/spec/s390x_unknown_linux_musl.rs @@ -1,23 +1,24 @@ use crate::abi::Endian; -use crate::spec::Target; +use crate::spec::{StackProbeType, Target}; pub fn target() -> Target { let mut base = super::linux_musl_base::opts(); base.endian = Endian::Big; // z10 is the oldest CPU supported by LLVM base.cpu = "z10".into(); - // FIXME: The data_layout string below and the ABI implementation in - // cabi_s390x.rs are for now hard-coded to assume the no-vector ABI. - // Pass the -vector feature string to LLVM to respect this assumption. + // FIXME: The ABI implementation in cabi_s390x.rs is for now hard-coded to assume the no-vector + // ABI. Pass the -vector feature string to LLVM to respect this assumption. On LLVM < 16, we + // also strip v128 from the data_layout below to match the older LLVM's expectation. base.features = "-vector".into(); base.max_atomic_width = Some(64); base.min_global_align = Some(16); base.static_position_independent_executables = true; + base.stack_probes = StackProbeType::Inline; Target { llvm_target: "s390x-unknown-linux-musl".into(), pointer_width: 64, - data_layout: "E-m:e-i1:8:16-i8:8:16-i64:64-f128:64-a:8:16-n32:64".into(), + data_layout: "E-m:e-i1:8:16-i8:8:16-i64:64-f128:64-v128:64-a:8:16-n32:64".into(), arch: "s390x".into(), options: base, } diff --git a/compiler/rustc_target/src/spec/solaris_base.rs b/compiler/rustc_target/src/spec/solaris_base.rs index b7e8e8cf7..f97cdb4fb 100644 --- a/compiler/rustc_target/src/spec/solaris_base.rs +++ b/compiler/rustc_target/src/spec/solaris_base.rs @@ -1,4 +1,4 @@ -use crate::spec::{cvs, TargetOptions}; +use crate::spec::{cvs, Cc, LinkerFlavor, TargetOptions}; pub fn opts() -> TargetOptions { TargetOptions { @@ -7,7 +7,7 @@ pub fn opts() -> TargetOptions { has_rpath: true, families: cvs!["unix"], is_like_solaris: true, - linker_is_gnu: false, + linker_flavor: LinkerFlavor::Unix(Cc::Yes), limit_rdylib_exports: false, // Linker doesn't support this eh_frame_header: false, diff --git a/compiler/rustc_target/src/spec/sparc64_unknown_netbsd.rs b/compiler/rustc_target/src/spec/sparc64_unknown_netbsd.rs index 836ab0e37..38ab066b0 100644 --- a/compiler/rustc_target/src/spec/sparc64_unknown_netbsd.rs +++ b/compiler/rustc_target/src/spec/sparc64_unknown_netbsd.rs @@ -1,10 +1,10 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::netbsd_base::opts(); base.cpu = "v9".into(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); Target { diff --git a/compiler/rustc_target/src/spec/sparc64_unknown_openbsd.rs b/compiler/rustc_target/src/spec/sparc64_unknown_openbsd.rs index 4a192df39..06a5f782a 100644 --- a/compiler/rustc_target/src/spec/sparc64_unknown_openbsd.rs +++ b/compiler/rustc_target/src/spec/sparc64_unknown_openbsd.rs @@ -1,11 +1,11 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, Target}; pub fn target() -> Target { let mut base = super::openbsd_base::opts(); base.endian = Endian::Big; base.cpu = "v9".into(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); Target { diff --git a/compiler/rustc_target/src/spec/sparc_unknown_linux_gnu.rs b/compiler/rustc_target/src/spec/sparc_unknown_linux_gnu.rs index ea4fafa4b..12968abda 100644 --- a/compiler/rustc_target/src/spec/sparc_unknown_linux_gnu.rs +++ b/compiler/rustc_target/src/spec/sparc_unknown_linux_gnu.rs @@ -1,12 +1,12 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, Target}; pub fn target() -> Target { let mut base = super::linux_gnu_base::opts(); base.endian = Endian::Big; base.cpu = "v9".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-mv8plus"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-mv8plus"]); Target { llvm_target: "sparc-unknown-linux-gnu".into(), diff --git a/compiler/rustc_target/src/spec/sparcv9_sun_solaris.rs b/compiler/rustc_target/src/spec/sparcv9_sun_solaris.rs index aac09181a..440194ef2 100644 --- a/compiler/rustc_target/src/spec/sparcv9_sun_solaris.rs +++ b/compiler/rustc_target/src/spec/sparcv9_sun_solaris.rs @@ -1,10 +1,10 @@ use crate::abi::Endian; -use crate::spec::{LinkerFlavor, Target}; +use crate::spec::{Cc, LinkerFlavor, Target}; pub fn target() -> Target { let mut base = super::solaris_base::opts(); base.endian = Endian::Big; - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Unix(Cc::Yes), &["-m64"]); // llvm calls this "v9" base.cpu = "v9".into(); base.vendor = "sun".into(); diff --git a/compiler/rustc_target/src/spec/tests/tests_impl.rs b/compiler/rustc_target/src/spec/tests/tests_impl.rs index 0af599916..172da0ed5 100644 --- a/compiler/rustc_target/src/spec/tests/tests_impl.rs +++ b/compiler/rustc_target/src/spec/tests/tests_impl.rs @@ -19,11 +19,13 @@ impl Target { assert!(self.is_like_windows); } - // Check that default linker flavor and lld flavor are compatible - // with some other key properties. - assert_eq!(self.is_like_osx, matches!(self.lld_flavor, LldFlavor::Ld64)); - assert_eq!(self.is_like_msvc, matches!(self.lld_flavor, LldFlavor::Link)); - assert_eq!(self.is_like_wasm, matches!(self.lld_flavor, LldFlavor::Wasm)); + // Check that default linker flavor is compatible with some other key properties. + assert_eq!(self.is_like_osx, matches!(self.linker_flavor, LinkerFlavor::Darwin(..))); + assert_eq!(self.is_like_msvc, matches!(self.linker_flavor, LinkerFlavor::Msvc(..))); + assert_eq!( + self.is_like_wasm && self.os != "emscripten", + matches!(self.linker_flavor, LinkerFlavor::WasmLld(..)) + ); assert_eq!(self.os == "emscripten", matches!(self.linker_flavor, LinkerFlavor::EmCc)); assert_eq!(self.arch == "bpf", matches!(self.linker_flavor, LinkerFlavor::Bpf)); assert_eq!(self.arch == "nvptx64", matches!(self.linker_flavor, LinkerFlavor::Ptx)); @@ -38,44 +40,25 @@ impl Target { for (&flavor, flavor_args) in args { assert!(!flavor_args.is_empty()); // Check that flavors mentioned in link args are compatible with the default flavor. - match (self.linker_flavor, self.lld_flavor) { - ( - LinkerFlavor::Ld | LinkerFlavor::Lld(LldFlavor::Ld) | LinkerFlavor::Gcc, - LldFlavor::Ld, - ) => { - assert_matches!( - flavor, - LinkerFlavor::Ld | LinkerFlavor::Lld(LldFlavor::Ld) | LinkerFlavor::Gcc - ) - } - (LinkerFlavor::Gcc, LldFlavor::Ld64) => { - assert_matches!( - flavor, - LinkerFlavor::Lld(LldFlavor::Ld64) | LinkerFlavor::Gcc - ) + match self.linker_flavor { + LinkerFlavor::Gnu(..) => { + assert_matches!(flavor, LinkerFlavor::Gnu(..)); } - (LinkerFlavor::Msvc | LinkerFlavor::Lld(LldFlavor::Link), LldFlavor::Link) => { - assert_matches!( - flavor, - LinkerFlavor::Msvc | LinkerFlavor::Lld(LldFlavor::Link) - ) + LinkerFlavor::Darwin(..) => { + assert_matches!(flavor, LinkerFlavor::Darwin(..)) } - (LinkerFlavor::Lld(LldFlavor::Wasm) | LinkerFlavor::Gcc, LldFlavor::Wasm) => { - assert_matches!( - flavor, - LinkerFlavor::Lld(LldFlavor::Wasm) | LinkerFlavor::Gcc - ) + LinkerFlavor::WasmLld(..) => { + assert_matches!(flavor, LinkerFlavor::WasmLld(..)) } - (LinkerFlavor::EmCc, LldFlavor::Wasm) => { - assert_matches!(flavor, LinkerFlavor::EmCc) + LinkerFlavor::Unix(..) => { + assert_matches!(flavor, LinkerFlavor::Unix(..)); } - (LinkerFlavor::Bpf, LldFlavor::Ld) => { - assert_matches!(flavor, LinkerFlavor::Bpf) + LinkerFlavor::Msvc(..) => { + assert_matches!(flavor, LinkerFlavor::Msvc(..)) } - (LinkerFlavor::Ptx, LldFlavor::Ld) => { - assert_matches!(flavor, LinkerFlavor::Ptx) + LinkerFlavor::EmCc | LinkerFlavor::Bpf | LinkerFlavor::Ptx => { + assert_eq!(flavor, self.linker_flavor) } - flavors => unreachable!("unexpected flavor combination: {:?}", flavors), } // Check that link args for cc and non-cc versions of flavors are consistent. @@ -88,25 +71,29 @@ impl Target { } } }; + match self.linker_flavor { - LinkerFlavor::Gcc => match self.lld_flavor { - LldFlavor::Ld => { - check_noncc(LinkerFlavor::Ld); - check_noncc(LinkerFlavor::Lld(LldFlavor::Ld)); - } - LldFlavor::Ld64 => check_noncc(LinkerFlavor::Lld(LldFlavor::Ld64)), - LldFlavor::Wasm => check_noncc(LinkerFlavor::Lld(LldFlavor::Wasm)), - LldFlavor::Link => {} - }, + LinkerFlavor::Gnu(Cc::Yes, lld) => check_noncc(LinkerFlavor::Gnu(Cc::No, lld)), + LinkerFlavor::WasmLld(Cc::Yes) => check_noncc(LinkerFlavor::WasmLld(Cc::No)), + LinkerFlavor::Unix(Cc::Yes) => check_noncc(LinkerFlavor::Unix(Cc::No)), _ => {} } } // Check that link args for lld and non-lld versions of flavors are consistent. - assert_eq!(args.get(&LinkerFlavor::Ld), args.get(&LinkerFlavor::Lld(LldFlavor::Ld))); + for cc in [Cc::No, Cc::Yes] { + assert_eq!( + args.get(&LinkerFlavor::Gnu(cc, Lld::No)), + args.get(&LinkerFlavor::Gnu(cc, Lld::Yes)), + ); + assert_eq!( + args.get(&LinkerFlavor::Darwin(cc, Lld::No)), + args.get(&LinkerFlavor::Darwin(cc, Lld::Yes)), + ); + } assert_eq!( - args.get(&LinkerFlavor::Msvc), - args.get(&LinkerFlavor::Lld(LldFlavor::Link)), + args.get(&LinkerFlavor::Msvc(Lld::No)), + args.get(&LinkerFlavor::Msvc(Lld::Yes)), ); } diff --git a/compiler/rustc_target/src/spec/thumb_base.rs b/compiler/rustc_target/src/spec/thumb_base.rs index 049142b89..000766c57 100644 --- a/compiler/rustc_target/src/spec/thumb_base.rs +++ b/compiler/rustc_target/src/spec/thumb_base.rs @@ -27,13 +27,12 @@ // differentiate these targets from our other `arm(v7)-*-*-gnueabi(hf)` targets in the context of // build scripts / gcc flags. -use crate::spec::TargetOptions; -use crate::spec::{FramePointer, LinkerFlavor, LldFlavor, PanicStrategy, RelocModel}; +use crate::spec::{Cc, FramePointer, LinkerFlavor, Lld, PanicStrategy, RelocModel, TargetOptions}; pub fn opts() -> TargetOptions { // See rust-lang/rfcs#1645 for a discussion about these defaults TargetOptions { - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), // In most cases, LLD is good enough linker: Some("rust-lld".into()), // Because these devices have very little resources having an unwinder is too onerous so we diff --git a/compiler/rustc_target/src/spec/thumbv4t_none_eabi.rs b/compiler/rustc_target/src/spec/thumbv4t_none_eabi.rs index bdaaed8b5..5a3e4c88d 100644 --- a/compiler/rustc_target/src/spec/thumbv4t_none_eabi.rs +++ b/compiler/rustc_target/src/spec/thumbv4t_none_eabi.rs @@ -16,9 +16,8 @@ //! The default link script is very likely wrong, so you should use //! `-Clink-arg=-Tmy_script.ld` to override that with a correct linker script. -use crate::spec::{ - cvs, FramePointer, LinkerFlavor, PanicStrategy, RelocModel, Target, TargetOptions, -}; +use crate::spec::{cvs, Cc, FramePointer, LinkerFlavor, Lld}; +use crate::spec::{PanicStrategy, RelocModel, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -37,7 +36,7 @@ pub fn target() -> Target { data_layout: "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".into(), options: TargetOptions { abi: "eabi".into(), - linker_flavor: LinkerFlavor::Ld, + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::No), linker: Some("arm-none-eabi-ld".into()), // extra args passed to the external assembler (assuming `arm-none-eabi-as`): diff --git a/compiler/rustc_target/src/spec/thumbv5te_none_eabi.rs b/compiler/rustc_target/src/spec/thumbv5te_none_eabi.rs new file mode 100644 index 000000000..021b0e0eb --- /dev/null +++ b/compiler/rustc_target/src/spec/thumbv5te_none_eabi.rs @@ -0,0 +1,41 @@ +//! Targets the ARMv5TE, with code as `t32` code by default. + +use crate::spec::{cvs, FramePointer, Target, TargetOptions}; + +pub fn target() -> Target { + Target { + llvm_target: "thumbv5te-none-eabi".into(), + pointer_width: 32, + arch: "arm".into(), + /* Data layout args are '-' separated: + * little endian + * stack is 64-bit aligned (EABI) + * pointers are 32-bit + * i64 must be 64-bit aligned (EABI) + * mangle names with ELF style + * native integers are 32-bit + * All other elements are default + */ + data_layout: "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".into(), + + options: TargetOptions { + abi: "eabi".into(), + // extra args passed to the external assembler (assuming `arm-none-eabi-as`): + // * activate t32/a32 interworking + // * use arch ARMv5TE + // * use little-endian + asm_args: cvs!["-mthumb-interwork", "-march=armv5te", "-mlittle-endian",], + // minimum extra features, these cannot be disabled via -C + // Also force-enable 32-bit atomics, which allows the use of atomic load/store only. + // The resulting atomics are ABI incompatible with atomics backed by libatomic. + features: "+soft-float,+strict-align,+atomics-32".into(), + frame_pointer: FramePointer::MayOmit, + main_needs_argc_argv: false, + // don't have atomic compare-and-swap + atomic_cas: false, + has_thumb_interworking: true, + + ..super::thumb_base::opts() + }, + } +} diff --git a/compiler/rustc_target/src/spec/thumbv7a_pc_windows_msvc.rs b/compiler/rustc_target/src/spec/thumbv7a_pc_windows_msvc.rs index 4d09d3a4d..f1be274f0 100644 --- a/compiler/rustc_target/src/spec/thumbv7a_pc_windows_msvc.rs +++ b/compiler/rustc_target/src/spec/thumbv7a_pc_windows_msvc.rs @@ -1,4 +1,4 @@ -use crate::spec::{LinkerFlavor, PanicStrategy, Target, TargetOptions}; +use crate::spec::{LinkerFlavor, Lld, PanicStrategy, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::windows_msvc_base::opts(); @@ -9,7 +9,7 @@ pub fn target() -> Target { // should be smart enough to insert branch islands only // where necessary, but this is not the observed behavior. // Disabling the LBR optimization works around the issue. - base.add_pre_link_args(LinkerFlavor::Msvc, &["/OPT:NOLBR"]); + base.add_pre_link_args(LinkerFlavor::Msvc(Lld::No), &["/OPT:NOLBR"]); Target { llvm_target: "thumbv7a-pc-windows-msvc".into(), diff --git a/compiler/rustc_target/src/spec/thumbv7neon_linux_androideabi.rs b/compiler/rustc_target/src/spec/thumbv7neon_linux_androideabi.rs index 4cad9e183..8d80fcd5f 100644 --- a/compiler/rustc_target/src/spec/thumbv7neon_linux_androideabi.rs +++ b/compiler/rustc_target/src/spec/thumbv7neon_linux_androideabi.rs @@ -1,4 +1,4 @@ -use crate::spec::{LinkerFlavor, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, Target, TargetOptions}; // This target if is for the Android v7a ABI in thumb mode with // NEON unconditionally enabled and, therefore, with 32 FPU registers @@ -10,7 +10,7 @@ use crate::spec::{LinkerFlavor, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::android_base::opts(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-march=armv7-a"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-march=armv7-a"]); Target { llvm_target: "armv7-none-linux-android".into(), pointer_width: 32, diff --git a/compiler/rustc_target/src/spec/uefi_msvc_base.rs b/compiler/rustc_target/src/spec/uefi_msvc_base.rs index 99af7d85e..8968d3c8f 100644 --- a/compiler/rustc_target/src/spec/uefi_msvc_base.rs +++ b/compiler/rustc_target/src/spec/uefi_msvc_base.rs @@ -9,14 +9,13 @@ // the timer-interrupt. Device-drivers are required to use polling-based models. Furthermore, all // code runs in the same environment, no process separation is supported. -use crate::spec::{LinkerFlavor, LldFlavor, PanicStrategy}; -use crate::spec::{StackProbeType, TargetOptions}; +use crate::spec::{LinkerFlavor, Lld, PanicStrategy, StackProbeType, TargetOptions}; pub fn opts() -> TargetOptions { let mut base = super::msvc_base::opts(); base.add_pre_link_args( - LinkerFlavor::Msvc, + LinkerFlavor::Msvc(Lld::No), &[ // Non-standard subsystems have no default entry-point in PE+ files. We have to define // one. "efi_main" seems to be a common choice amongst other implementations and the @@ -37,7 +36,7 @@ pub fn opts() -> TargetOptions { TargetOptions { os: "uefi".into(), - linker_flavor: LinkerFlavor::Lld(LldFlavor::Link), + linker_flavor: LinkerFlavor::Msvc(Lld::Yes), disable_redzone: true, exe_suffix: ".efi".into(), allows_weak_linkage: false, diff --git a/compiler/rustc_target/src/spec/wasm32_unknown_unknown.rs b/compiler/rustc_target/src/spec/wasm32_unknown_unknown.rs index 4e2927dd9..8dad941b5 100644 --- a/compiler/rustc_target/src/spec/wasm32_unknown_unknown.rs +++ b/compiler/rustc_target/src/spec/wasm32_unknown_unknown.rs @@ -10,14 +10,12 @@ //! This target is more or less managed by the Rust and WebAssembly Working //! Group nowadays at <https://github.com/rustwasm>. -use super::wasm_base; -use super::{LinkerFlavor, LldFlavor, Target}; +use super::{wasm_base, Cc, LinkerFlavor, Target}; use crate::spec::abi::Abi; pub fn target() -> Target { let mut options = wasm_base::options(); options.os = "unknown".into(); - options.linker_flavor = LinkerFlavor::Lld(LldFlavor::Wasm); // This is a default for backwards-compatibility with the original // definition of this target oh-so-long-ago. Once the "wasm" ABI is @@ -30,7 +28,7 @@ pub fn target() -> Target { options.default_adjusted_cabi = Some(Abi::Wasm); options.add_pre_link_args( - LinkerFlavor::Lld(LldFlavor::Wasm), + LinkerFlavor::WasmLld(Cc::No), &[ // For now this target just never has an entry symbol no matter the output // type, so unconditionally pass this. @@ -44,7 +42,7 @@ pub fn target() -> Target { ], ); options.add_pre_link_args( - LinkerFlavor::Gcc, + LinkerFlavor::WasmLld(Cc::Yes), &[ // Make sure clang uses LLD as its linker and is configured appropriately // otherwise diff --git a/compiler/rustc_target/src/spec/wasm32_wasi.rs b/compiler/rustc_target/src/spec/wasm32_wasi.rs index 9c30487f4..93a956403 100644 --- a/compiler/rustc_target/src/spec/wasm32_wasi.rs +++ b/compiler/rustc_target/src/spec/wasm32_wasi.rs @@ -72,15 +72,13 @@ //! best we can with this target. Don't start relying on too much here unless //! you know what you're getting in to! -use super::wasm_base; -use super::{crt_objects, LinkerFlavor, LldFlavor, Target}; +use super::{crt_objects, wasm_base, Cc, LinkerFlavor, Target}; pub fn target() -> Target { let mut options = wasm_base::options(); options.os = "wasi".into(); - options.linker_flavor = LinkerFlavor::Lld(LldFlavor::Wasm); - options.add_pre_link_args(LinkerFlavor::Gcc, &["--target=wasm32-wasi"]); + options.add_pre_link_args(LinkerFlavor::WasmLld(Cc::Yes), &["--target=wasm32-wasi"]); options.pre_link_objects_self_contained = crt_objects::pre_wasi_self_contained(); options.post_link_objects_self_contained = crt_objects::post_wasi_self_contained(); diff --git a/compiler/rustc_target/src/spec/wasm64_unknown_unknown.rs b/compiler/rustc_target/src/spec/wasm64_unknown_unknown.rs index 5211f7707..3fda398d2 100644 --- a/compiler/rustc_target/src/spec/wasm64_unknown_unknown.rs +++ b/compiler/rustc_target/src/spec/wasm64_unknown_unknown.rs @@ -7,16 +7,14 @@ //! the standard library is available, most of it returns an error immediately //! (e.g. trying to create a TCP stream or something like that). -use super::wasm_base; -use super::{LinkerFlavor, LldFlavor, Target}; +use super::{wasm_base, Cc, LinkerFlavor, Target}; pub fn target() -> Target { let mut options = wasm_base::options(); options.os = "unknown".into(); - options.linker_flavor = LinkerFlavor::Lld(LldFlavor::Wasm); options.add_pre_link_args( - LinkerFlavor::Lld(LldFlavor::Wasm), + LinkerFlavor::WasmLld(Cc::No), &[ // For now this target just never has an entry symbol no matter the output // type, so unconditionally pass this. @@ -25,7 +23,7 @@ pub fn target() -> Target { ], ); options.add_pre_link_args( - LinkerFlavor::Gcc, + LinkerFlavor::WasmLld(Cc::Yes), &[ // Make sure clang uses LLD as its linker and is configured appropriately // otherwise diff --git a/compiler/rustc_target/src/spec/wasm_base.rs b/compiler/rustc_target/src/spec/wasm_base.rs index 28a07701e..528a84a8b 100644 --- a/compiler/rustc_target/src/spec/wasm_base.rs +++ b/compiler/rustc_target/src/spec/wasm_base.rs @@ -1,5 +1,5 @@ use super::crt_objects::LinkSelfContainedDefault; -use super::{cvs, LinkerFlavor, LldFlavor, PanicStrategy, RelocModel, TargetOptions, TlsModel}; +use super::{cvs, Cc, LinkerFlavor, PanicStrategy, RelocModel, TargetOptions, TlsModel}; pub fn options() -> TargetOptions { macro_rules! args { @@ -49,8 +49,8 @@ pub fn options() -> TargetOptions { }; } - let mut pre_link_args = TargetOptions::link_args(LinkerFlavor::Lld(LldFlavor::Wasm), args!("")); - super::add_link_args(&mut pre_link_args, LinkerFlavor::Gcc, args!("-Wl,")); + let mut pre_link_args = TargetOptions::link_args(LinkerFlavor::WasmLld(Cc::No), args!("")); + super::add_link_args(&mut pre_link_args, LinkerFlavor::WasmLld(Cc::Yes), args!("-Wl,")); TargetOptions { is_like_wasm: true, @@ -91,8 +91,7 @@ pub fn options() -> TargetOptions { // we use the LLD shipped with the Rust toolchain by default linker: Some("rust-lld".into()), - lld_flavor: LldFlavor::Wasm, - linker_is_gnu: false, + linker_flavor: LinkerFlavor::WasmLld(Cc::No), pre_link_args, diff --git a/compiler/rustc_target/src/spec/windows_gnu_base.rs b/compiler/rustc_target/src/spec/windows_gnu_base.rs index 81d44a963..a32ca469b 100644 --- a/compiler/rustc_target/src/spec/windows_gnu_base.rs +++ b/compiler/rustc_target/src/spec/windows_gnu_base.rs @@ -1,10 +1,10 @@ use crate::spec::crt_objects::{self, LinkSelfContainedDefault}; -use crate::spec::{cvs, DebuginfoKind, LinkerFlavor, SplitDebuginfo, TargetOptions}; +use crate::spec::{cvs, Cc, DebuginfoKind, LinkerFlavor, Lld, SplitDebuginfo, TargetOptions}; use std::borrow::Cow; pub fn opts() -> TargetOptions { let mut pre_link_args = TargetOptions::link_args( - LinkerFlavor::Ld, + LinkerFlavor::Gnu(Cc::No, Lld::No), &[ // Enable ASLR "--dynamicbase", @@ -14,7 +14,7 @@ pub fn opts() -> TargetOptions { ); super::add_link_args( &mut pre_link_args, - LinkerFlavor::Gcc, + LinkerFlavor::Gnu(Cc::Yes, Lld::No), &[ // Tell GCC to avoid linker plugins, because we are not bundling // them with Windows installer, and Rust does its own LTO anyways. @@ -42,23 +42,33 @@ pub fn opts() -> TargetOptions { "-luser32", "-lkernel32", ]; - let mut late_link_args = TargetOptions::link_args(LinkerFlavor::Ld, mingw_libs); - super::add_link_args(&mut late_link_args, LinkerFlavor::Gcc, mingw_libs); + let mut late_link_args = + TargetOptions::link_args(LinkerFlavor::Gnu(Cc::No, Lld::No), mingw_libs); + super::add_link_args(&mut late_link_args, LinkerFlavor::Gnu(Cc::Yes, Lld::No), mingw_libs); // If any of our crates are dynamically linked then we need to use // the shared libgcc_s-dw2-1.dll. This is required to support // unwinding across DLL boundaries. let dynamic_unwind_libs = &["-lgcc_s"]; let mut late_link_args_dynamic = - TargetOptions::link_args(LinkerFlavor::Ld, dynamic_unwind_libs); - super::add_link_args(&mut late_link_args_dynamic, LinkerFlavor::Gcc, dynamic_unwind_libs); + TargetOptions::link_args(LinkerFlavor::Gnu(Cc::No, Lld::No), dynamic_unwind_libs); + super::add_link_args( + &mut late_link_args_dynamic, + LinkerFlavor::Gnu(Cc::Yes, Lld::No), + dynamic_unwind_libs, + ); // If all of our crates are statically linked then we can get away // with statically linking the libgcc unwinding code. This allows // binaries to be redistributed without the libgcc_s-dw2-1.dll // dependency, but unfortunately break unwinding across DLL // boundaries when unwinding across FFI boundaries. let static_unwind_libs = &["-lgcc_eh", "-l:libpthread.a"]; - let mut late_link_args_static = TargetOptions::link_args(LinkerFlavor::Ld, static_unwind_libs); - super::add_link_args(&mut late_link_args_static, LinkerFlavor::Gcc, static_unwind_libs); + let mut late_link_args_static = + TargetOptions::link_args(LinkerFlavor::Gnu(Cc::No, Lld::No), static_unwind_libs); + super::add_link_args( + &mut late_link_args_static, + LinkerFlavor::Gnu(Cc::Yes, Lld::No), + static_unwind_libs, + ); TargetOptions { os: "windows".into(), diff --git a/compiler/rustc_target/src/spec/windows_gnullvm_base.rs b/compiler/rustc_target/src/spec/windows_gnullvm_base.rs index f30be2549..58210c75a 100644 --- a/compiler/rustc_target/src/spec/windows_gnullvm_base.rs +++ b/compiler/rustc_target/src/spec/windows_gnullvm_base.rs @@ -1,15 +1,17 @@ -use crate::spec::{cvs, LinkerFlavor, TargetOptions}; +use crate::spec::{cvs, Cc, LinkerFlavor, Lld, TargetOptions}; pub fn opts() -> TargetOptions { // We cannot use `-nodefaultlibs` because compiler-rt has to be passed // as a path since it's not added to linker search path by the default. // There were attempts to make it behave like libgcc (so one can just use -l<name>) // but LLVM maintainers rejected it: https://reviews.llvm.org/D51440 - let pre_link_args = - TargetOptions::link_args(LinkerFlavor::Gcc, &["-nolibc", "--unwindlib=none"]); + let pre_link_args = TargetOptions::link_args( + LinkerFlavor::Gnu(Cc::Yes, Lld::No), + &["-nolibc", "--unwindlib=none"], + ); // Order of `late_link_args*` does not matter with LLD. let late_link_args = TargetOptions::link_args( - LinkerFlavor::Gcc, + LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-lmingw32", "-lmingwex", "-lmsvcrt", "-lkernel32", "-luser32"], ); diff --git a/compiler/rustc_target/src/spec/windows_uwp_gnu_base.rs b/compiler/rustc_target/src/spec/windows_uwp_gnu_base.rs index fa69b919c..f30c33d99 100644 --- a/compiler/rustc_target/src/spec/windows_uwp_gnu_base.rs +++ b/compiler/rustc_target/src/spec/windows_uwp_gnu_base.rs @@ -1,4 +1,4 @@ -use crate::spec::{LinkArgs, LinkerFlavor, TargetOptions}; +use crate::spec::{Cc, LinkArgs, LinkerFlavor, Lld, TargetOptions}; pub fn opts() -> TargetOptions { let base = super::windows_gnu_base::opts(); @@ -15,8 +15,9 @@ pub fn opts() -> TargetOptions { "-lmingwex", "-lmingw32", ]; - let mut late_link_args = TargetOptions::link_args(LinkerFlavor::Ld, mingw_libs); - super::add_link_args(&mut late_link_args, LinkerFlavor::Gcc, mingw_libs); + let mut late_link_args = + TargetOptions::link_args(LinkerFlavor::Gnu(Cc::No, Lld::No), mingw_libs); + super::add_link_args(&mut late_link_args, LinkerFlavor::Gnu(Cc::Yes, Lld::No), mingw_libs); // Reset the flags back to empty until the FIXME above is addressed. let late_link_args_dynamic = LinkArgs::new(); let late_link_args_static = LinkArgs::new(); diff --git a/compiler/rustc_target/src/spec/windows_uwp_msvc_base.rs b/compiler/rustc_target/src/spec/windows_uwp_msvc_base.rs index f2573fc2d..8c942c59d 100644 --- a/compiler/rustc_target/src/spec/windows_uwp_msvc_base.rs +++ b/compiler/rustc_target/src/spec/windows_uwp_msvc_base.rs @@ -1,11 +1,11 @@ -use crate::spec::{LinkerFlavor, TargetOptions}; +use crate::spec::{LinkerFlavor, Lld, TargetOptions}; pub fn opts() -> TargetOptions { let mut opts = super::windows_msvc_base::opts(); opts.abi = "uwp".into(); opts.vendor = "uwp".into(); - opts.add_pre_link_args(LinkerFlavor::Msvc, &["/APPCONTAINER", "mincore.lib"]); + opts.add_pre_link_args(LinkerFlavor::Msvc(Lld::No), &["/APPCONTAINER", "mincore.lib"]); opts } diff --git a/compiler/rustc_target/src/spec/x86_64_apple_darwin.rs b/compiler/rustc_target/src/spec/x86_64_apple_darwin.rs index 176c9dd6b..087be1b95 100644 --- a/compiler/rustc_target/src/spec/x86_64_apple_darwin.rs +++ b/compiler/rustc_target/src/spec/x86_64_apple_darwin.rs @@ -1,5 +1,5 @@ -use crate::spec::TargetOptions; -use crate::spec::{FramePointer, LinkerFlavor, SanitizerSet, StackProbeType, Target}; +use crate::spec::{Cc, FramePointer, LinkerFlavor, Lld, SanitizerSet}; +use crate::spec::{StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let arch = "x86_64"; @@ -7,10 +7,9 @@ pub fn target() -> Target { base.cpu = "core2".into(); base.max_atomic_width = Some(128); // core2 support cmpxchg16b base.frame_pointer = FramePointer::Always; - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Darwin(Cc::Yes, Lld::No), &["-m64"]); base.link_env_remove.to_mut().extend(super::apple_base::macos_link_env_remove()); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.stack_probes = StackProbeType::X86; base.supported_sanitizers = SanitizerSet::ADDRESS | SanitizerSet::CFI | SanitizerSet::LEAK | SanitizerSet::THREAD; diff --git a/compiler/rustc_target/src/spec/x86_64_apple_ios.rs b/compiler/rustc_target/src/spec/x86_64_apple_ios.rs index 5e64ed0cf..e6143025d 100644 --- a/compiler/rustc_target/src/spec/x86_64_apple_ios.rs +++ b/compiler/rustc_target/src/spec/x86_64_apple_ios.rs @@ -13,8 +13,7 @@ pub fn target() -> Target { arch: "x86_64".into(), options: TargetOptions { max_atomic_width: Some(64), - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - stack_probes: StackProbeType::Call, + stack_probes: StackProbeType::X86, ..base }, } diff --git a/compiler/rustc_target/src/spec/x86_64_apple_ios_macabi.rs b/compiler/rustc_target/src/spec/x86_64_apple_ios_macabi.rs index 2122bcd37..13259205a 100644 --- a/compiler/rustc_target/src/spec/x86_64_apple_ios_macabi.rs +++ b/compiler/rustc_target/src/spec/x86_64_apple_ios_macabi.rs @@ -1,11 +1,11 @@ use super::apple_sdk_base::{opts, Arch}; -use crate::spec::{LinkerFlavor, StackProbeType, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let llvm_target = "x86_64-apple-ios13.0-macabi"; let mut base = opts("ios", Arch::X86_64_macabi); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-target", llvm_target]); + base.add_pre_link_args(LinkerFlavor::Darwin(Cc::Yes, Lld::No), &["-target", llvm_target]); Target { llvm_target: llvm_target.into(), @@ -15,8 +15,7 @@ pub fn target() -> Target { arch: "x86_64".into(), options: TargetOptions { max_atomic_width: Some(64), - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - stack_probes: StackProbeType::Call, + stack_probes: StackProbeType::X86, ..base }, } diff --git a/compiler/rustc_target/src/spec/x86_64_apple_tvos.rs b/compiler/rustc_target/src/spec/x86_64_apple_tvos.rs index a848c5a0a..3d54da086 100644 --- a/compiler/rustc_target/src/spec/x86_64_apple_tvos.rs +++ b/compiler/rustc_target/src/spec/x86_64_apple_tvos.rs @@ -10,8 +10,7 @@ pub fn target() -> Target { arch: "x86_64".into(), options: TargetOptions { max_atomic_width: Some(64), - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - stack_probes: StackProbeType::Call, + stack_probes: StackProbeType::X86, ..base }, } diff --git a/compiler/rustc_target/src/spec/x86_64_apple_watchos_sim.rs b/compiler/rustc_target/src/spec/x86_64_apple_watchos_sim.rs index 4dff3c2f2..e499b1985 100644 --- a/compiler/rustc_target/src/spec/x86_64_apple_watchos_sim.rs +++ b/compiler/rustc_target/src/spec/x86_64_apple_watchos_sim.rs @@ -15,8 +15,7 @@ pub fn target() -> Target { arch: "x86_64".into(), options: TargetOptions { max_atomic_width: Some(64), - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - stack_probes: StackProbeType::Call, + stack_probes: StackProbeType::X86, forces_embed_bitcode: true, // Taken from a clang build on Xcode 11.4.1. // These arguments are not actually invoked - they just have diff --git a/compiler/rustc_target/src/spec/x86_64_fortanix_unknown_sgx.rs b/compiler/rustc_target/src/spec/x86_64_fortanix_unknown_sgx.rs index 9d597ea2e..cba6fda19 100644 --- a/compiler/rustc_target/src/spec/x86_64_fortanix_unknown_sgx.rs +++ b/compiler/rustc_target/src/spec/x86_64_fortanix_unknown_sgx.rs @@ -1,12 +1,10 @@ use std::borrow::Cow; -use crate::spec::cvs; - -use super::{LinkerFlavor, LldFlavor, Target, TargetOptions}; +use super::{cvs, Cc, LinkerFlavor, Lld, Target, TargetOptions}; pub fn target() -> Target { let pre_link_args = TargetOptions::link_args( - LinkerFlavor::Ld, + LinkerFlavor::Gnu(Cc::No, Lld::No), &[ "-e", "elf_entry", @@ -61,7 +59,7 @@ pub fn target() -> Target { env: "sgx".into(), vendor: "fortanix".into(), abi: "fortanix".into(), - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), max_atomic_width: Some(64), cpu: "x86-64".into(), diff --git a/compiler/rustc_target/src/spec/x86_64_fuchsia.rs b/compiler/rustc_target/src/spec/x86_64_fuchsia.rs index 4f88fc350..532dd6d07 100644 --- a/compiler/rustc_target/src/spec/x86_64_fuchsia.rs +++ b/compiler/rustc_target/src/spec/x86_64_fuchsia.rs @@ -4,8 +4,7 @@ pub fn target() -> Target { let mut base = super::fuchsia_base::opts(); base.cpu = "x86-64".into(); base.max_atomic_width = Some(64); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.stack_probes = StackProbeType::X86; base.supported_sanitizers = SanitizerSet::ADDRESS | SanitizerSet::CFI; Target { diff --git a/compiler/rustc_target/src/spec/x86_64_linux_android.rs b/compiler/rustc_target/src/spec/x86_64_linux_android.rs index 6d19cf265..9c9137848 100644 --- a/compiler/rustc_target/src/spec/x86_64_linux_android.rs +++ b/compiler/rustc_target/src/spec/x86_64_linux_android.rs @@ -1,4 +1,4 @@ -use crate::spec::{LinkerFlavor, SanitizerSet, StackProbeType, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, SanitizerSet, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::android_base::opts(); @@ -6,9 +6,8 @@ pub fn target() -> Target { // https://developer.android.com/ndk/guides/abis.html#86-64 base.features = "+mmx,+sse,+sse2,+sse3,+ssse3,+sse4.1,+sse4.2,+popcnt".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); + base.stack_probes = StackProbeType::X86; Target { llvm_target: "x86_64-linux-android".into(), diff --git a/compiler/rustc_target/src/spec/x86_64_pc_solaris.rs b/compiler/rustc_target/src/spec/x86_64_pc_solaris.rs index 0550b221f..cb62a8173 100644 --- a/compiler/rustc_target/src/spec/x86_64_pc_solaris.rs +++ b/compiler/rustc_target/src/spec/x86_64_pc_solaris.rs @@ -1,13 +1,12 @@ -use crate::spec::{LinkerFlavor, SanitizerSet, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, SanitizerSet, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::solaris_base::opts(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Unix(Cc::Yes), &["-m64"]); base.cpu = "x86-64".into(); base.vendor = "pc".into(); base.max_atomic_width = Some(64); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.stack_probes = StackProbeType::X86; base.supported_sanitizers = SanitizerSet::ADDRESS | SanitizerSet::CFI; Target { diff --git a/compiler/rustc_target/src/spec/x86_64_pc_windows_gnu.rs b/compiler/rustc_target/src/spec/x86_64_pc_windows_gnu.rs index 59a8cffca..37feaa9db 100644 --- a/compiler/rustc_target/src/spec/x86_64_pc_windows_gnu.rs +++ b/compiler/rustc_target/src/spec/x86_64_pc_windows_gnu.rs @@ -1,11 +1,14 @@ -use crate::spec::{LinkerFlavor, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, Target}; pub fn target() -> Target { let mut base = super::windows_gnu_base::opts(); base.cpu = "x86-64".into(); // Use high-entropy 64 bit address space for ASLR - base.add_pre_link_args(LinkerFlavor::Ld, &["-m", "i386pep", "--high-entropy-va"]); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64", "-Wl,--high-entropy-va"]); + base.add_pre_link_args( + LinkerFlavor::Gnu(Cc::No, Lld::No), + &["-m", "i386pep", "--high-entropy-va"], + ); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64", "-Wl,--high-entropy-va"]); base.max_atomic_width = Some(64); base.linker = Some("x86_64-w64-mingw32-gcc".into()); diff --git a/compiler/rustc_target/src/spec/x86_64_pc_windows_gnullvm.rs b/compiler/rustc_target/src/spec/x86_64_pc_windows_gnullvm.rs index d3909b389..039bc2bd2 100644 --- a/compiler/rustc_target/src/spec/x86_64_pc_windows_gnullvm.rs +++ b/compiler/rustc_target/src/spec/x86_64_pc_windows_gnullvm.rs @@ -1,9 +1,9 @@ -use crate::spec::{LinkerFlavor, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, Target}; pub fn target() -> Target { let mut base = super::windows_gnullvm_base::opts(); base.cpu = "x86-64".into(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); base.max_atomic_width = Some(64); base.linker = Some("x86_64-w64-mingw32-clang".into()); diff --git a/compiler/rustc_target/src/spec/x86_64_sun_solaris.rs b/compiler/rustc_target/src/spec/x86_64_sun_solaris.rs index cbe87589a..0f31ea86b 100644 --- a/compiler/rustc_target/src/spec/x86_64_sun_solaris.rs +++ b/compiler/rustc_target/src/spec/x86_64_sun_solaris.rs @@ -1,13 +1,12 @@ -use crate::spec::{LinkerFlavor, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::solaris_base::opts(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Unix(Cc::Yes), &["-m64"]); base.cpu = "x86-64".into(); base.vendor = "sun".into(); base.max_atomic_width = Some(64); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.stack_probes = StackProbeType::X86; Target { llvm_target: "x86_64-pc-solaris".into(), diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_dragonfly.rs b/compiler/rustc_target/src/spec/x86_64_unknown_dragonfly.rs index 746f64781..67ce3768d 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_dragonfly.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_dragonfly.rs @@ -1,12 +1,11 @@ -use crate::spec::{LinkerFlavor, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::dragonfly_base::opts(); base.cpu = "x86-64".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); + base.stack_probes = StackProbeType::X86; Target { llvm_target: "x86_64-unknown-dragonfly".into(), diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_freebsd.rs b/compiler/rustc_target/src/spec/x86_64_unknown_freebsd.rs index b30784ed6..98988ab35 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_freebsd.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_freebsd.rs @@ -1,12 +1,11 @@ -use crate::spec::{LinkerFlavor, SanitizerSet, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, SanitizerSet, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::freebsd_base::opts(); base.cpu = "x86-64".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); + base.stack_probes = StackProbeType::X86; base.supported_sanitizers = SanitizerSet::ADDRESS | SanitizerSet::CFI | SanitizerSet::MEMORY | SanitizerSet::THREAD; diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_haiku.rs b/compiler/rustc_target/src/spec/x86_64_unknown_haiku.rs index d6d033629..9a7a3b501 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_haiku.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_haiku.rs @@ -1,12 +1,11 @@ -use crate::spec::{LinkerFlavor, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::haiku_base::opts(); base.cpu = "x86-64".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); + base.stack_probes = StackProbeType::X86; // This option is required to build executables on Haiku x86_64 base.position_independent_executables = true; diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_hermit.rs b/compiler/rustc_target/src/spec/x86_64_unknown_hermit.rs index d31530161..fb1af33f8 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_hermit.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_hermit.rs @@ -5,8 +5,7 @@ pub fn target() -> Target { base.cpu = "x86-64".into(); base.max_atomic_width = Some(64); base.features = "+rdrnd,+rdseed".into(); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.stack_probes = StackProbeType::X86; Target { llvm_target: "x86_64-unknown-hermit".into(), diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_illumos.rs b/compiler/rustc_target/src/spec/x86_64_unknown_illumos.rs index 9f19c3a2b..04a12a7bf 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_illumos.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_illumos.rs @@ -1,8 +1,8 @@ -use crate::spec::{LinkerFlavor, SanitizerSet, Target}; +use crate::spec::{Cc, LinkerFlavor, SanitizerSet, Target}; pub fn target() -> Target { let mut base = super::illumos_base::opts(); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64", "-std=c99"]); + base.add_pre_link_args(LinkerFlavor::Unix(Cc::Yes), &["-m64", "-std=c99"]); base.cpu = "x86-64".into(); base.max_atomic_width = Some(64); base.supported_sanitizers = SanitizerSet::ADDRESS | SanitizerSet::CFI; diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_linux_gnu.rs b/compiler/rustc_target/src/spec/x86_64_unknown_linux_gnu.rs index 956be0353..a91ab365b 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_linux_gnu.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_linux_gnu.rs @@ -1,12 +1,11 @@ -use crate::spec::{LinkerFlavor, SanitizerSet, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, SanitizerSet, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::linux_gnu_base::opts(); base.cpu = "x86-64".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); + base.stack_probes = StackProbeType::X86; base.static_position_independent_executables = true; base.supported_sanitizers = SanitizerSet::ADDRESS | SanitizerSet::CFI diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_linux_gnux32.rs b/compiler/rustc_target/src/spec/x86_64_unknown_linux_gnux32.rs index 140882747..626d5b480 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_linux_gnux32.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_linux_gnux32.rs @@ -1,13 +1,12 @@ -use crate::spec::{LinkerFlavor, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::linux_gnu_base::opts(); base.cpu = "x86-64".into(); base.abi = "x32".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-mx32"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-mx32"]); + base.stack_probes = StackProbeType::X86; base.has_thread_local = false; // BUG(GabrielMajeri): disabling the PLT on x86_64 Linux with x32 ABI // breaks code gen. See LLVM bug 36743 diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_linux_musl.rs b/compiler/rustc_target/src/spec/x86_64_unknown_linux_musl.rs index 87e7784d1..9087dc3df 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_linux_musl.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_linux_musl.rs @@ -1,12 +1,11 @@ -use crate::spec::{LinkerFlavor, SanitizerSet, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, SanitizerSet, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::linux_musl_base::opts(); base.cpu = "x86-64".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); + base.stack_probes = StackProbeType::X86; base.static_position_independent_executables = true; base.supported_sanitizers = SanitizerSet::ADDRESS | SanitizerSet::CFI diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_netbsd.rs b/compiler/rustc_target/src/spec/x86_64_unknown_netbsd.rs index d3a67619a..64ae425d8 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_netbsd.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_netbsd.rs @@ -1,12 +1,11 @@ -use crate::spec::{LinkerFlavor, SanitizerSet, StackProbeType, Target, TargetOptions}; +use crate::spec::{Cc, LinkerFlavor, Lld, SanitizerSet, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let mut base = super::netbsd_base::opts(); base.cpu = "x86-64".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); + base.stack_probes = StackProbeType::X86; base.supported_sanitizers = SanitizerSet::ADDRESS | SanitizerSet::CFI | SanitizerSet::LEAK diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_none.rs b/compiler/rustc_target/src/spec/x86_64_unknown_none.rs index b9a345127..e4d33c2b8 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_none.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_none.rs @@ -4,19 +4,18 @@ // `target-cpu` compiler flags to opt-in more hardware-specific // features. -use super::{CodeModel, LinkerFlavor, LldFlavor, PanicStrategy}; +use super::{Cc, CodeModel, LinkerFlavor, Lld, PanicStrategy}; use super::{RelroLevel, StackProbeType, Target, TargetOptions}; pub fn target() -> Target { let opts = TargetOptions { cpu: "x86-64".into(), max_atomic_width: Some(64), - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - stack_probes: StackProbeType::Call, + stack_probes: StackProbeType::X86, position_independent_executables: true, static_position_independent_executables: true, relro_level: RelroLevel::Full, - linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld), + linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), features: "-mmx,-sse,-sse2,-sse3,-ssse3,-sse4.1,-sse4.2,-3dnow,-3dnowa,-avx,-avx2,+soft-float" diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_none_linuxkernel.rs b/compiler/rustc_target/src/spec/x86_64_unknown_none_linuxkernel.rs index 593345a5f..ebd9636ff 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_none_linuxkernel.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_none_linuxkernel.rs @@ -1,7 +1,7 @@ // This defines the amd64 target for the Linux Kernel. See the linux-kernel-base module for // generic Linux kernel options. -use crate::spec::{CodeModel, LinkerFlavor, Target}; +use crate::spec::{Cc, CodeModel, LinkerFlavor, Lld, Target}; pub fn target() -> Target { let mut base = super::linux_kernel_base::opts(); @@ -10,7 +10,7 @@ pub fn target() -> Target { base.features = "-mmx,-sse,-sse2,-sse3,-ssse3,-sse4.1,-sse4.2,-3dnow,-3dnowa,-avx,-avx2,+soft-float".into(); base.code_model = Some(CodeModel::Kernel); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); Target { // FIXME: Some dispute, the linux-on-clang folks think this should use diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_openbsd.rs b/compiler/rustc_target/src/spec/x86_64_unknown_openbsd.rs index f50c6bcee..66b8e2022 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_openbsd.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_openbsd.rs @@ -1,12 +1,11 @@ -use crate::spec::{LinkerFlavor, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::openbsd_base::opts(); base.cpu = "x86-64".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); + base.stack_probes = StackProbeType::X86; Target { llvm_target: "x86_64-unknown-openbsd".into(), diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_redox.rs b/compiler/rustc_target/src/spec/x86_64_unknown_redox.rs index 668ae9054..b47f15cf5 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_redox.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_redox.rs @@ -1,12 +1,11 @@ -use crate::spec::{LinkerFlavor, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::redox_base::opts(); base.cpu = "x86-64".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); + base.stack_probes = StackProbeType::X86; Target { llvm_target: "x86_64-unknown-redox".into(), diff --git a/compiler/rustc_target/src/spec/x86_64_uwp_windows_gnu.rs b/compiler/rustc_target/src/spec/x86_64_uwp_windows_gnu.rs index 76d2013cf..c3eaa6939 100644 --- a/compiler/rustc_target/src/spec/x86_64_uwp_windows_gnu.rs +++ b/compiler/rustc_target/src/spec/x86_64_uwp_windows_gnu.rs @@ -1,11 +1,14 @@ -use crate::spec::{LinkerFlavor, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, Target}; pub fn target() -> Target { let mut base = super::windows_uwp_gnu_base::opts(); base.cpu = "x86-64".into(); // Use high-entropy 64 bit address space for ASLR - base.add_pre_link_args(LinkerFlavor::Ld, &["-m", "i386pep", "--high-entropy-va"]); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64", "-Wl,--high-entropy-va"]); + base.add_pre_link_args( + LinkerFlavor::Gnu(Cc::No, Lld::No), + &["-m", "i386pep", "--high-entropy-va"], + ); + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64", "-Wl,--high-entropy-va"]); base.max_atomic_width = Some(64); Target { diff --git a/compiler/rustc_target/src/spec/x86_64_wrs_vxworks.rs b/compiler/rustc_target/src/spec/x86_64_wrs_vxworks.rs index 129897495..365ade6bc 100644 --- a/compiler/rustc_target/src/spec/x86_64_wrs_vxworks.rs +++ b/compiler/rustc_target/src/spec/x86_64_wrs_vxworks.rs @@ -1,12 +1,11 @@ -use crate::spec::{LinkerFlavor, StackProbeType, Target}; +use crate::spec::{Cc, LinkerFlavor, Lld, StackProbeType, Target}; pub fn target() -> Target { let mut base = super::vxworks_base::opts(); base.cpu = "x86-64".into(); base.max_atomic_width = Some(64); - base.add_pre_link_args(LinkerFlavor::Gcc, &["-m64"]); - // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved - base.stack_probes = StackProbeType::Call; + base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]); + base.stack_probes = StackProbeType::X86; base.disable_redzone = true; Target { |