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-rw-r--r--compiler/rustc_codegen_cranelift/example/mini_core_hello_world.rs383
1 files changed, 301 insertions, 82 deletions
diff --git a/compiler/rustc_codegen_cranelift/example/mini_core_hello_world.rs b/compiler/rustc_codegen_cranelift/example/mini_core_hello_world.rs
index c00f8a2e0..6ad3268e7 100644
--- a/compiler/rustc_codegen_cranelift/example/mini_core_hello_world.rs
+++ b/compiler/rustc_codegen_cranelift/example/mini_core_hello_world.rs
@@ -1,16 +1,16 @@
-#![feature(no_core, lang_items, never_type, linkage, extern_types, thread_local, box_syntax)]
+#![feature(no_core, lang_items, never_type, linkage, extern_types, thread_local, repr_simd)]
#![no_core]
#![allow(dead_code, non_camel_case_types)]
extern crate mini_core;
-use mini_core::*;
use mini_core::libc::*;
+use mini_core::*;
macro_rules! assert {
($e:expr) => {
if !$e {
- panic(stringify!(! $e));
+ panic(stringify!(!$e));
}
};
}
@@ -20,7 +20,7 @@ macro_rules! assert_eq {
if $l != $r {
panic(stringify!($l != $r));
}
- }
+ };
}
#[lang = "termination"]
@@ -96,9 +96,15 @@ fn start<T: Termination + 'static>(
_sigpipe: u8,
) -> isize {
if argc == 3 {
- unsafe { puts(*argv as *const i8); }
- unsafe { puts(*((argv as usize + intrinsics::size_of::<*const u8>()) as *const *const i8)); }
- unsafe { puts(*((argv as usize + 2 * intrinsics::size_of::<*const u8>()) as *const *const i8)); }
+ unsafe {
+ puts(*argv as *const i8);
+ }
+ unsafe {
+ puts(*((argv as usize + intrinsics::size_of::<*const u8>()) as *const *const i8));
+ }
+ unsafe {
+ puts(*((argv as usize + 2 * intrinsics::size_of::<*const u8>()) as *const *const i8));
+ }
}
main().report() as isize
@@ -107,7 +113,6 @@ fn start<T: Termination + 'static>(
static mut NUM: u8 = 6 * 7;
static NUM_REF: &'static u8 = unsafe { &NUM };
-
unsafe fn zeroed<T>() -> T {
let mut uninit = MaybeUninit { uninit: () };
intrinsics::write_bytes(&mut uninit.value.value as *mut T, 0, 1);
@@ -144,10 +149,7 @@ extern "C" fn bool_struct_in_11(_arg0: bool_11) {}
#[allow(unreachable_code)] // FIXME false positive
fn main() {
- take_unique(Unique {
- pointer: unsafe { NonNull(1 as *mut ()) },
- _marker: PhantomData,
- });
+ take_unique(Unique { pointer: unsafe { NonNull(1 as *mut ()) }, _marker: PhantomData });
take_f32(0.1);
call_return_u128_pair();
@@ -178,7 +180,7 @@ fn main() {
let ptr: *const i8 = hello as *const [u8] as *const i8;
puts(ptr);
- let world: Box<&str> = box "World!\0";
+ let world: Box<&str> = Box::new("World!\0");
puts(*world as *const str as *const i8);
world as Box<dyn SomeTrait>;
@@ -202,17 +204,17 @@ fn main() {
assert_eq!(intrinsics::size_of_val(&0u32) as u8, 4);
assert_eq!(intrinsics::min_align_of::<u16>() as u8, 2);
- assert_eq!(intrinsics::min_align_of_val(&a) as u8, intrinsics::min_align_of::<&str>() as u8);
+ assert_eq!(
+ intrinsics::min_align_of_val(&a) as u8,
+ intrinsics::min_align_of::<&str>() as u8
+ );
assert!(!intrinsics::needs_drop::<u8>());
assert!(!intrinsics::needs_drop::<[u8]>());
assert!(intrinsics::needs_drop::<NoisyDrop>());
assert!(intrinsics::needs_drop::<NoisyDropUnsized>());
- Unique {
- pointer: NonNull(1 as *mut &str),
- _marker: PhantomData,
- } as Unique<dyn SomeTrait>;
+ Unique { pointer: NonNull(1 as *mut &str), _marker: PhantomData } as Unique<dyn SomeTrait>;
struct MyDst<T: ?Sized>(T);
@@ -238,19 +240,17 @@ fn main() {
}
}
- let _ = box NoisyDrop {
- text: "Boxed outer got dropped!\0",
- inner: NoisyDropInner,
- } as Box<dyn SomeTrait>;
+ let _ = Box::new(NoisyDrop { text: "Boxed outer got dropped!\0", inner: NoisyDropInner })
+ as Box<dyn SomeTrait>;
const FUNC_REF: Option<fn()> = Some(main);
match FUNC_REF {
- Some(_) => {},
+ Some(_) => {}
None => assert!(false),
}
match Ordering::Less {
- Ordering::Less => {},
+ Ordering::Less => {}
_ => assert!(false),
}
@@ -266,19 +266,21 @@ fn main() {
#[cfg(not(any(jit, windows)))]
{
- extern {
+ extern "C" {
#[linkage = "extern_weak"]
static ABC: *const u8;
}
{
- extern {
+ extern "C" {
#[linkage = "extern_weak"]
static ABC: *const u8;
}
}
- unsafe { assert_eq!(ABC as usize, 0); }
+ unsafe {
+ assert_eq!(ABC as usize, 0);
+ }
}
&mut (|| Some(0 as *const ())) as &mut dyn FnMut() -> Option<*const ()>;
@@ -339,7 +341,13 @@ fn main() {
assert_eq!(unsafe { intrinsics::size_of_val(x) }, 0);
assert_eq!(unsafe { intrinsics::min_align_of_val(x) }, 1);
-}
+ }
+
+ #[repr(simd)]
+ struct V([f64; 2]);
+
+ let f = V([0.0, 1.0]);
+ let _a = f.0[0];
}
#[cfg(all(not(jit), target_arch = "x86_64", any(target_os = "linux", target_os = "darwin")))]
@@ -392,13 +400,10 @@ extern "C" {
native: *mut pthread_t,
attr: *const pthread_attr_t,
f: extern "C" fn(_: *mut c_void) -> *mut c_void,
- value: *mut c_void
+ value: *mut c_void,
) -> c_int;
- fn pthread_join(
- native: pthread_t,
- value: *mut *mut c_void
- ) -> c_int;
+ fn pthread_join(native: pthread_t, value: *mut *mut c_void) -> c_int;
}
type DWORD = u32;
@@ -410,10 +415,7 @@ type HANDLE = *mut c_void;
#[link(name = "msvcrt")]
#[cfg(windows)]
extern "C" {
- fn WaitForSingleObject(
- hHandle: LPVOID,
- dwMilliseconds: DWORD
- ) -> DWORD;
+ fn WaitForSingleObject(hHandle: LPVOID, dwMilliseconds: DWORD) -> DWORD;
fn CreateThread(
lpThreadAttributes: LPVOID, // Technically LPSECURITY_ATTRIBUTES, but we don't use it anyway
@@ -421,7 +423,7 @@ extern "C" {
lpStartAddress: extern "C" fn(_: *mut c_void) -> *mut c_void,
lpParameter: LPVOID,
dwCreationFlags: DWORD,
- lpThreadId: LPDWORD
+ lpThreadId: LPDWORD,
) -> HANDLE;
}
@@ -447,9 +449,7 @@ impl Thread {
assert!(false);
}
- Thread {
- handle: thread,
- }
+ Thread { handle: thread }
}
#[cfg(windows)]
@@ -460,13 +460,10 @@ impl Thread {
assert!(false);
}
- Thread {
- handle,
- }
+ Thread { handle }
}
}
-
unsafe fn join(self) {
#[cfg(unix)]
{
@@ -483,16 +480,15 @@ impl Thread {
}
}
-
-
-
#[thread_local]
#[cfg(not(jit))]
static mut TLS: u8 = 42;
#[cfg(not(jit))]
extern "C" fn mutate_tls(_: *mut c_void) -> *mut c_void {
- unsafe { TLS = 0; }
+ unsafe {
+ TLS = 0;
+ }
0 as *mut c_void
}
@@ -531,44 +527,267 @@ pub enum E1 {
pub enum E2<X> {
V1 { f: bool },
- /*_00*/ _01(X), _02(X), _03(X), _04(X), _05(X), _06(X), _07(X),
- _08(X), _09(X), _0A(X), _0B(X), _0C(X), _0D(X), _0E(X), _0F(X),
- _10(X), _11(X), _12(X), _13(X), _14(X), _15(X), _16(X), _17(X),
- _18(X), _19(X), _1A(X), _1B(X), _1C(X), _1D(X), _1E(X), _1F(X),
- _20(X), _21(X), _22(X), _23(X), _24(X), _25(X), _26(X), _27(X),
- _28(X), _29(X), _2A(X), _2B(X), _2C(X), _2D(X), _2E(X), _2F(X),
- _30(X), _31(X), _32(X), _33(X), _34(X), _35(X), _36(X), _37(X),
- _38(X), _39(X), _3A(X), _3B(X), _3C(X), _3D(X), _3E(X), _3F(X),
- _40(X), _41(X), _42(X), _43(X), _44(X), _45(X), _46(X), _47(X),
- _48(X), _49(X), _4A(X), _4B(X), _4C(X), _4D(X), _4E(X), _4F(X),
- _50(X), _51(X), _52(X), _53(X), _54(X), _55(X), _56(X), _57(X),
- _58(X), _59(X), _5A(X), _5B(X), _5C(X), _5D(X), _5E(X), _5F(X),
- _60(X), _61(X), _62(X), _63(X), _64(X), _65(X), _66(X), _67(X),
- _68(X), _69(X), _6A(X), _6B(X), _6C(X), _6D(X), _6E(X), _6F(X),
- _70(X), _71(X), _72(X), _73(X), _74(X), _75(X), _76(X), _77(X),
- _78(X), _79(X), _7A(X), _7B(X), _7C(X), _7D(X), _7E(X), _7F(X),
- _80(X), _81(X), _82(X), _83(X), _84(X), _85(X), _86(X), _87(X),
- _88(X), _89(X), _8A(X), _8B(X), _8C(X), _8D(X), _8E(X), _8F(X),
- _90(X), _91(X), _92(X), _93(X), _94(X), _95(X), _96(X), _97(X),
- _98(X), _99(X), _9A(X), _9B(X), _9C(X), _9D(X), _9E(X), _9F(X),
- _A0(X), _A1(X), _A2(X), _A3(X), _A4(X), _A5(X), _A6(X), _A7(X),
- _A8(X), _A9(X), _AA(X), _AB(X), _AC(X), _AD(X), _AE(X), _AF(X),
- _B0(X), _B1(X), _B2(X), _B3(X), _B4(X), _B5(X), _B6(X), _B7(X),
- _B8(X), _B9(X), _BA(X), _BB(X), _BC(X), _BD(X), _BE(X), _BF(X),
- _C0(X), _C1(X), _C2(X), _C3(X), _C4(X), _C5(X), _C6(X), _C7(X),
- _C8(X), _C9(X), _CA(X), _CB(X), _CC(X), _CD(X), _CE(X), _CF(X),
- _D0(X), _D1(X), _D2(X), _D3(X), _D4(X), _D5(X), _D6(X), _D7(X),
- _D8(X), _D9(X), _DA(X), _DB(X), _DC(X), _DD(X), _DE(X), _DF(X),
- _E0(X), _E1(X), _E2(X), _E3(X), _E4(X), _E5(X), _E6(X), _E7(X),
- _E8(X), _E9(X), _EA(X), _EB(X), _EC(X), _ED(X), _EE(X), _EF(X),
- _F0(X), _F1(X), _F2(X), _F3(X), _F4(X), _F5(X), _F6(X), _F7(X),
- _F8(X), _F9(X), _FA(X), _FB(X), _FC(X), _FD(X), _FE(X), _FF(X),
+ /*_00*/ _01(X),
+ _02(X),
+ _03(X),
+ _04(X),
+ _05(X),
+ _06(X),
+ _07(X),
+ _08(X),
+ _09(X),
+ _0A(X),
+ _0B(X),
+ _0C(X),
+ _0D(X),
+ _0E(X),
+ _0F(X),
+ _10(X),
+ _11(X),
+ _12(X),
+ _13(X),
+ _14(X),
+ _15(X),
+ _16(X),
+ _17(X),
+ _18(X),
+ _19(X),
+ _1A(X),
+ _1B(X),
+ _1C(X),
+ _1D(X),
+ _1E(X),
+ _1F(X),
+ _20(X),
+ _21(X),
+ _22(X),
+ _23(X),
+ _24(X),
+ _25(X),
+ _26(X),
+ _27(X),
+ _28(X),
+ _29(X),
+ _2A(X),
+ _2B(X),
+ _2C(X),
+ _2D(X),
+ _2E(X),
+ _2F(X),
+ _30(X),
+ _31(X),
+ _32(X),
+ _33(X),
+ _34(X),
+ _35(X),
+ _36(X),
+ _37(X),
+ _38(X),
+ _39(X),
+ _3A(X),
+ _3B(X),
+ _3C(X),
+ _3D(X),
+ _3E(X),
+ _3F(X),
+ _40(X),
+ _41(X),
+ _42(X),
+ _43(X),
+ _44(X),
+ _45(X),
+ _46(X),
+ _47(X),
+ _48(X),
+ _49(X),
+ _4A(X),
+ _4B(X),
+ _4C(X),
+ _4D(X),
+ _4E(X),
+ _4F(X),
+ _50(X),
+ _51(X),
+ _52(X),
+ _53(X),
+ _54(X),
+ _55(X),
+ _56(X),
+ _57(X),
+ _58(X),
+ _59(X),
+ _5A(X),
+ _5B(X),
+ _5C(X),
+ _5D(X),
+ _5E(X),
+ _5F(X),
+ _60(X),
+ _61(X),
+ _62(X),
+ _63(X),
+ _64(X),
+ _65(X),
+ _66(X),
+ _67(X),
+ _68(X),
+ _69(X),
+ _6A(X),
+ _6B(X),
+ _6C(X),
+ _6D(X),
+ _6E(X),
+ _6F(X),
+ _70(X),
+ _71(X),
+ _72(X),
+ _73(X),
+ _74(X),
+ _75(X),
+ _76(X),
+ _77(X),
+ _78(X),
+ _79(X),
+ _7A(X),
+ _7B(X),
+ _7C(X),
+ _7D(X),
+ _7E(X),
+ _7F(X),
+ _80(X),
+ _81(X),
+ _82(X),
+ _83(X),
+ _84(X),
+ _85(X),
+ _86(X),
+ _87(X),
+ _88(X),
+ _89(X),
+ _8A(X),
+ _8B(X),
+ _8C(X),
+ _8D(X),
+ _8E(X),
+ _8F(X),
+ _90(X),
+ _91(X),
+ _92(X),
+ _93(X),
+ _94(X),
+ _95(X),
+ _96(X),
+ _97(X),
+ _98(X),
+ _99(X),
+ _9A(X),
+ _9B(X),
+ _9C(X),
+ _9D(X),
+ _9E(X),
+ _9F(X),
+ _A0(X),
+ _A1(X),
+ _A2(X),
+ _A3(X),
+ _A4(X),
+ _A5(X),
+ _A6(X),
+ _A7(X),
+ _A8(X),
+ _A9(X),
+ _AA(X),
+ _AB(X),
+ _AC(X),
+ _AD(X),
+ _AE(X),
+ _AF(X),
+ _B0(X),
+ _B1(X),
+ _B2(X),
+ _B3(X),
+ _B4(X),
+ _B5(X),
+ _B6(X),
+ _B7(X),
+ _B8(X),
+ _B9(X),
+ _BA(X),
+ _BB(X),
+ _BC(X),
+ _BD(X),
+ _BE(X),
+ _BF(X),
+ _C0(X),
+ _C1(X),
+ _C2(X),
+ _C3(X),
+ _C4(X),
+ _C5(X),
+ _C6(X),
+ _C7(X),
+ _C8(X),
+ _C9(X),
+ _CA(X),
+ _CB(X),
+ _CC(X),
+ _CD(X),
+ _CE(X),
+ _CF(X),
+ _D0(X),
+ _D1(X),
+ _D2(X),
+ _D3(X),
+ _D4(X),
+ _D5(X),
+ _D6(X),
+ _D7(X),
+ _D8(X),
+ _D9(X),
+ _DA(X),
+ _DB(X),
+ _DC(X),
+ _DD(X),
+ _DE(X),
+ _DF(X),
+ _E0(X),
+ _E1(X),
+ _E2(X),
+ _E3(X),
+ _E4(X),
+ _E5(X),
+ _E6(X),
+ _E7(X),
+ _E8(X),
+ _E9(X),
+ _EA(X),
+ _EB(X),
+ _EC(X),
+ _ED(X),
+ _EE(X),
+ _EF(X),
+ _F0(X),
+ _F1(X),
+ _F2(X),
+ _F3(X),
+ _F4(X),
+ _F5(X),
+ _F6(X),
+ _F7(X),
+ _F8(X),
+ _F9(X),
+ _FA(X),
+ _FB(X),
+ _FC(X),
+ _FD(X),
+ _FE(X),
+ _FF(X),
V3,
V4,
}
-fn check_niche_behavior () {
+fn check_niche_behavior() {
if let E1::V2 { .. } = (E1::V1 { f: true }) {
intrinsics::abort();
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-25 06:29:45 +0000