diff options
Diffstat (limited to 'src/test/ui/asm/x86_64')
33 files changed, 2656 insertions, 0 deletions
diff --git a/src/test/ui/asm/x86_64/bad-clobber-abi.rs b/src/test/ui/asm/x86_64/bad-clobber-abi.rs new file mode 100644 index 000000000..ddcd2065b --- /dev/null +++ b/src/test/ui/asm/x86_64/bad-clobber-abi.rs @@ -0,0 +1,32 @@ +// needs-asm-support +// only-x86_64 + +use std::arch::asm; + +// checks various modes of failure for the `clobber_abi` argument (after parsing) + +fn main() { + unsafe { + asm!("", clobber_abi("C")); + asm!("", clobber_abi("foo")); + //~^ ERROR invalid ABI for `clobber_abi` + asm!("", clobber_abi("C", "foo")); + //~^ ERROR invalid ABI for `clobber_abi` + asm!("", clobber_abi("C", "C")); + //~^ ERROR `C` ABI specified multiple times + asm!("", clobber_abi("win64", "sysv64")); + asm!("", clobber_abi("win64", "efiapi")); + //~^ ERROR `win64` ABI specified multiple times + asm!("", clobber_abi("C", "foo", "C")); + //~^ ERROR invalid ABI for `clobber_abi` + //~| ERROR `C` ABI specified multiple times + asm!("", clobber_abi("win64", "foo", "efiapi")); + //~^ ERROR invalid ABI for `clobber_abi` + //~| ERROR `win64` ABI specified multiple times + asm!("", clobber_abi("C"), clobber_abi("C")); + //~^ ERROR `C` ABI specified multiple times + asm!("", clobber_abi("win64"), clobber_abi("sysv64")); + asm!("", clobber_abi("win64"), clobber_abi("efiapi")); + //~^ ERROR `win64` ABI specified multiple times + } +} diff --git a/src/test/ui/asm/x86_64/bad-clobber-abi.stderr b/src/test/ui/asm/x86_64/bad-clobber-abi.stderr new file mode 100644 index 000000000..46e91a395 --- /dev/null +++ b/src/test/ui/asm/x86_64/bad-clobber-abi.stderr @@ -0,0 +1,88 @@ +error: invalid ABI for `clobber_abi` + --> $DIR/bad-clobber-abi.rs:11:18 + | +LL | asm!("", clobber_abi("foo")); + | ^^^^^^^^^^^^^^^^^^ + | + = note: the following ABIs are supported on this target: `C`, `system`, `efiapi`, `win64`, `sysv64` + +error: invalid ABI for `clobber_abi` + --> $DIR/bad-clobber-abi.rs:13:35 + | +LL | asm!("", clobber_abi("C", "foo")); + | ^^^^^ + | + = note: the following ABIs are supported on this target: `C`, `system`, `efiapi`, `win64`, `sysv64` + +error: `C` ABI specified multiple times + --> $DIR/bad-clobber-abi.rs:15:35 + | +LL | asm!("", clobber_abi("C", "C")); + | --- ^^^ + | | + | previously specified here + +error: `win64` ABI specified multiple times + --> $DIR/bad-clobber-abi.rs:18:39 + | +LL | asm!("", clobber_abi("win64", "efiapi")); + | ------- ^^^^^^^^ + | | + | previously specified here + | + = note: these ABIs are equivalent on the current target + +error: invalid ABI for `clobber_abi` + --> $DIR/bad-clobber-abi.rs:20:35 + | +LL | asm!("", clobber_abi("C", "foo", "C")); + | ^^^^^ + | + = note: the following ABIs are supported on this target: `C`, `system`, `efiapi`, `win64`, `sysv64` + +error: `C` ABI specified multiple times + --> $DIR/bad-clobber-abi.rs:20:42 + | +LL | asm!("", clobber_abi("C", "foo", "C")); + | --- ^^^ + | | + | previously specified here + +error: invalid ABI for `clobber_abi` + --> $DIR/bad-clobber-abi.rs:23:39 + | +LL | asm!("", clobber_abi("win64", "foo", "efiapi")); + | ^^^^^ + | + = note: the following ABIs are supported on this target: `C`, `system`, `efiapi`, `win64`, `sysv64` + +error: `win64` ABI specified multiple times + --> $DIR/bad-clobber-abi.rs:23:46 + | +LL | asm!("", clobber_abi("win64", "foo", "efiapi")); + | ------- ^^^^^^^^ + | | + | previously specified here + | + = note: these ABIs are equivalent on the current target + +error: `C` ABI specified multiple times + --> $DIR/bad-clobber-abi.rs:26:36 + | +LL | asm!("", clobber_abi("C"), clobber_abi("C")); + | ---------------- ^^^^^^^^^^^^^^^^ + | | + | previously specified here + +error: `win64` ABI specified multiple times + --> $DIR/bad-clobber-abi.rs:29:40 + | +LL | asm!("", clobber_abi("win64"), clobber_abi("efiapi")); + | -------------------- ^^^^^^^^^^^^^^^^^^^^^ + | | + | previously specified here + | + = note: these ABIs are equivalent on the current target + +error: aborting due to 10 previous errors + diff --git a/src/test/ui/asm/x86_64/bad-options.rs b/src/test/ui/asm/x86_64/bad-options.rs new file mode 100644 index 000000000..f7c2cd6c5 --- /dev/null +++ b/src/test/ui/asm/x86_64/bad-options.rs @@ -0,0 +1,42 @@ +// only-x86_64 + +use std::arch::{asm, global_asm}; + +fn main() { + let mut foo = 0; + unsafe { + asm!("", options(nomem, readonly)); + //~^ ERROR the `nomem` and `readonly` options are mutually exclusive + asm!("", options(pure, nomem, noreturn)); + //~^ ERROR the `pure` and `noreturn` options are mutually exclusive + //~^^ ERROR asm with the `pure` option must have at least one output + asm!("{}", in(reg) foo, options(pure, nomem)); + //~^ ERROR asm with the `pure` option must have at least one output + asm!("{}", out(reg) foo, options(noreturn)); + //~^ ERROR asm outputs are not allowed with the `noreturn` option + } + + unsafe { + asm!("", clobber_abi("foo")); + //~^ ERROR invalid ABI for `clobber_abi` + asm!("{}", out(reg) foo, clobber_abi("C")); + //~^ ERROR asm with `clobber_abi` must specify explicit registers for outputs + asm!("{}", out(reg) foo, clobber_abi("C"), clobber_abi("C")); + //~^ ERROR asm with `clobber_abi` must specify explicit registers for outputs + //~| ERROR `C` ABI specified multiple times + asm!("", out("eax") foo, clobber_abi("C")); + } +} + +global_asm!("", options(nomem)); +//~^ ERROR expected one of +global_asm!("", options(readonly)); +//~^ ERROR expected one of +global_asm!("", options(noreturn)); +//~^ ERROR expected one of +global_asm!("", options(pure)); +//~^ ERROR expected one of +global_asm!("", options(nostack)); +//~^ ERROR expected one of +global_asm!("", options(preserves_flags)); +//~^ ERROR expected one of diff --git a/src/test/ui/asm/x86_64/bad-options.stderr b/src/test/ui/asm/x86_64/bad-options.stderr new file mode 100644 index 000000000..e2351840e --- /dev/null +++ b/src/test/ui/asm/x86_64/bad-options.stderr @@ -0,0 +1,101 @@ +error: the `nomem` and `readonly` options are mutually exclusive + --> $DIR/bad-options.rs:8:18 + | +LL | asm!("", options(nomem, readonly)); + | ^^^^^^^^^^^^^^^^^^^^^^^^ + +error: the `pure` and `noreturn` options are mutually exclusive + --> $DIR/bad-options.rs:10:18 + | +LL | asm!("", options(pure, nomem, noreturn)); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: asm with the `pure` option must have at least one output + --> $DIR/bad-options.rs:10:18 + | +LL | asm!("", options(pure, nomem, noreturn)); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: asm with the `pure` option must have at least one output + --> $DIR/bad-options.rs:13:33 + | +LL | asm!("{}", in(reg) foo, options(pure, nomem)); + | ^^^^^^^^^^^^^^^^^^^^ + +error: asm outputs are not allowed with the `noreturn` option + --> $DIR/bad-options.rs:15:20 + | +LL | asm!("{}", out(reg) foo, options(noreturn)); + | ^^^^^^^^^^^^ + +error: asm with `clobber_abi` must specify explicit registers for outputs + --> $DIR/bad-options.rs:22:20 + | +LL | asm!("{}", out(reg) foo, clobber_abi("C")); + | ^^^^^^^^^^^^ ---------------- clobber_abi + | | + | generic outputs + +error: asm with `clobber_abi` must specify explicit registers for outputs + --> $DIR/bad-options.rs:24:20 + | +LL | asm!("{}", out(reg) foo, clobber_abi("C"), clobber_abi("C")); + | ^^^^^^^^^^^^ ---------------- ---------------- clobber_abi + | | | + | | clobber_abi + | generic outputs + +error: expected one of `)`, `att_syntax`, or `raw`, found `nomem` + --> $DIR/bad-options.rs:31:25 + | +LL | global_asm!("", options(nomem)); + | ^^^^^ expected one of `)`, `att_syntax`, or `raw` + +error: expected one of `)`, `att_syntax`, or `raw`, found `readonly` + --> $DIR/bad-options.rs:33:25 + | +LL | global_asm!("", options(readonly)); + | ^^^^^^^^ expected one of `)`, `att_syntax`, or `raw` + +error: expected one of `)`, `att_syntax`, or `raw`, found `noreturn` + --> $DIR/bad-options.rs:35:25 + | +LL | global_asm!("", options(noreturn)); + | ^^^^^^^^ expected one of `)`, `att_syntax`, or `raw` + +error: expected one of `)`, `att_syntax`, or `raw`, found `pure` + --> $DIR/bad-options.rs:37:25 + | +LL | global_asm!("", options(pure)); + | ^^^^ expected one of `)`, `att_syntax`, or `raw` + +error: expected one of `)`, `att_syntax`, or `raw`, found `nostack` + --> $DIR/bad-options.rs:39:25 + | +LL | global_asm!("", options(nostack)); + | ^^^^^^^ expected one of `)`, `att_syntax`, or `raw` + +error: expected one of `)`, `att_syntax`, or `raw`, found `preserves_flags` + --> $DIR/bad-options.rs:41:25 + | +LL | global_asm!("", options(preserves_flags)); + | ^^^^^^^^^^^^^^^ expected one of `)`, `att_syntax`, or `raw` + +error: invalid ABI for `clobber_abi` + --> $DIR/bad-options.rs:20:18 + | +LL | asm!("", clobber_abi("foo")); + | ^^^^^^^^^^^^^^^^^^ + | + = note: the following ABIs are supported on this target: `C`, `system`, `efiapi`, `win64`, `sysv64` + +error: `C` ABI specified multiple times + --> $DIR/bad-options.rs:24:52 + | +LL | asm!("{}", out(reg) foo, clobber_abi("C"), clobber_abi("C")); + | ---------------- ^^^^^^^^^^^^^^^^ + | | + | previously specified here + +error: aborting due to 15 previous errors + diff --git a/src/test/ui/asm/x86_64/bad-reg.rs b/src/test/ui/asm/x86_64/bad-reg.rs new file mode 100644 index 000000000..a4f50a534 --- /dev/null +++ b/src/test/ui/asm/x86_64/bad-reg.rs @@ -0,0 +1,72 @@ +// only-x86_64 +// compile-flags: -C target-feature=+avx2 + +#![feature(asm_const, asm_sym)] + +use std::arch::asm; + +fn main() { + let mut foo = 0; + let mut bar = 0; + unsafe { + // Bad register/register class + + asm!("{}", in(foo) foo); + //~^ ERROR invalid register class `foo`: unknown register class + asm!("", in("foo") foo); + //~^ ERROR invalid register `foo`: unknown register + asm!("{:z}", in(reg) foo); + //~^ ERROR invalid asm template modifier for this register class + asm!("{:r}", in(xmm_reg) foo); + //~^ ERROR invalid asm template modifier for this register class + asm!("{:a}", const 0); + //~^ ERROR asm template modifiers are not allowed for `const` arguments + asm!("{:a}", sym main); + //~^ ERROR asm template modifiers are not allowed for `sym` arguments + asm!("", in("ebp") foo); + //~^ ERROR invalid register `ebp`: the frame pointer cannot be used as an operand + asm!("", in("rsp") foo); + //~^ ERROR invalid register `rsp`: the stack pointer cannot be used as an operand + asm!("", in("ip") foo); + //~^ ERROR invalid register `ip`: the instruction pointer cannot be used as an operand + + asm!("", in("st(2)") foo); + //~^ ERROR register class `x87_reg` can only be used as a clobber, not as an input or output + //~| ERROR `i32` cannot be used with this register class + asm!("", in("mm0") foo); + //~^ ERROR register class `mmx_reg` can only be used as a clobber, not as an input or output + //~| ERROR `i32` cannot be used with this register class + asm!("", in("k0") foo); + //~^ ERROR register class `kreg0` can only be used as a clobber, not as an input or output + //~| ERROR `i32` cannot be used with this register class + asm!("", out("st(2)") _); + asm!("", out("mm0") _); + asm!("{}", in(x87_reg) foo); + //~^ ERROR register class `x87_reg` can only be used as a clobber, not as an input or output + //~| ERROR `i32` cannot be used with this register class + asm!("{}", in(mmx_reg) foo); + //~^ ERROR register class `mmx_reg` can only be used as a clobber, not as an input or output + //~| ERROR `i32` cannot be used with this register class + asm!("{}", out(x87_reg) _); + //~^ ERROR register class `x87_reg` can only be used as a clobber, not as an input or output + asm!("{}", out(mmx_reg) _); + //~^ ERROR register class `mmx_reg` can only be used as a clobber, not as an input or output + + // Explicit register conflicts + // (except in/lateout which don't conflict) + + asm!("", in("eax") foo, in("al") bar); + //~^ ERROR register `al` conflicts with register `ax` + //~| ERROR `i32` cannot be used with this register class + asm!("", in("rax") foo, out("rax") bar); + //~^ ERROR register `ax` conflicts with register `ax` + asm!("", in("al") foo, lateout("al") bar); + //~^ ERROR `i32` cannot be used with this register class + //~| ERROR `i32` cannot be used with this register class + asm!("", in("xmm0") foo, in("ymm0") bar); + //~^ ERROR register `ymm0` conflicts with register `xmm0` + asm!("", in("xmm0") foo, out("ymm0") bar); + //~^ ERROR register `ymm0` conflicts with register `xmm0` + asm!("", in("xmm0") foo, lateout("ymm0") bar); + } +} diff --git a/src/test/ui/asm/x86_64/bad-reg.stderr b/src/test/ui/asm/x86_64/bad-reg.stderr new file mode 100644 index 000000000..82b7ebd0f --- /dev/null +++ b/src/test/ui/asm/x86_64/bad-reg.stderr @@ -0,0 +1,218 @@ +error: invalid register class `foo`: unknown register class + --> $DIR/bad-reg.rs:14:20 + | +LL | asm!("{}", in(foo) foo); + | ^^^^^^^^^^^ + +error: invalid register `foo`: unknown register + --> $DIR/bad-reg.rs:16:18 + | +LL | asm!("", in("foo") foo); + | ^^^^^^^^^^^^^ + +error: invalid asm template modifier for this register class + --> $DIR/bad-reg.rs:18:15 + | +LL | asm!("{:z}", in(reg) foo); + | ^^^^ ----------- argument + | | + | template modifier + | + = note: the `reg` register class supports the following template modifiers: `l`, `x`, `e`, `r` + +error: invalid asm template modifier for this register class + --> $DIR/bad-reg.rs:20:15 + | +LL | asm!("{:r}", in(xmm_reg) foo); + | ^^^^ --------------- argument + | | + | template modifier + | + = note: the `xmm_reg` register class supports the following template modifiers: `x`, `y`, `z` + +error: asm template modifiers are not allowed for `const` arguments + --> $DIR/bad-reg.rs:22:15 + | +LL | asm!("{:a}", const 0); + | ^^^^ ------- argument + | | + | template modifier + +error: asm template modifiers are not allowed for `sym` arguments + --> $DIR/bad-reg.rs:24:15 + | +LL | asm!("{:a}", sym main); + | ^^^^ -------- argument + | | + | template modifier + +error: invalid register `ebp`: the frame pointer cannot be used as an operand for inline asm + --> $DIR/bad-reg.rs:26:18 + | +LL | asm!("", in("ebp") foo); + | ^^^^^^^^^^^^^ + +error: invalid register `rsp`: the stack pointer cannot be used as an operand for inline asm + --> $DIR/bad-reg.rs:28:18 + | +LL | asm!("", in("rsp") foo); + | ^^^^^^^^^^^^^ + +error: invalid register `ip`: the instruction pointer cannot be used as an operand for inline asm + --> $DIR/bad-reg.rs:30:18 + | +LL | asm!("", in("ip") foo); + | ^^^^^^^^^^^^ + +error: register class `x87_reg` can only be used as a clobber, not as an input or output + --> $DIR/bad-reg.rs:33:18 + | +LL | asm!("", in("st(2)") foo); + | ^^^^^^^^^^^^^^^ + +error: register class `mmx_reg` can only be used as a clobber, not as an input or output + --> $DIR/bad-reg.rs:36:18 + | +LL | asm!("", in("mm0") foo); + | ^^^^^^^^^^^^^ + +error: register class `kreg0` can only be used as a clobber, not as an input or output + --> $DIR/bad-reg.rs:39:18 + | +LL | asm!("", in("k0") foo); + | ^^^^^^^^^^^^ + +error: register class `x87_reg` can only be used as a clobber, not as an input or output + --> $DIR/bad-reg.rs:44:20 + | +LL | asm!("{}", in(x87_reg) foo); + | ^^^^^^^^^^^^^^^ + +error: register class `mmx_reg` can only be used as a clobber, not as an input or output + --> $DIR/bad-reg.rs:47:20 + | +LL | asm!("{}", in(mmx_reg) foo); + | ^^^^^^^^^^^^^^^ + +error: register class `x87_reg` can only be used as a clobber, not as an input or output + --> $DIR/bad-reg.rs:50:20 + | +LL | asm!("{}", out(x87_reg) _); + | ^^^^^^^^^^^^^^ + +error: register class `mmx_reg` can only be used as a clobber, not as an input or output + --> $DIR/bad-reg.rs:52:20 + | +LL | asm!("{}", out(mmx_reg) _); + | ^^^^^^^^^^^^^^ + +error: register `al` conflicts with register `ax` + --> $DIR/bad-reg.rs:58:33 + | +LL | asm!("", in("eax") foo, in("al") bar); + | ------------- ^^^^^^^^^^^^ register `al` + | | + | register `ax` + +error: register `ax` conflicts with register `ax` + --> $DIR/bad-reg.rs:61:33 + | +LL | asm!("", in("rax") foo, out("rax") bar); + | ------------- ^^^^^^^^^^^^^^ register `ax` + | | + | register `ax` + | +help: use `lateout` instead of `out` to avoid conflict + --> $DIR/bad-reg.rs:61:18 + | +LL | asm!("", in("rax") foo, out("rax") bar); + | ^^^^^^^^^^^^^ + +error: register `ymm0` conflicts with register `xmm0` + --> $DIR/bad-reg.rs:66:34 + | +LL | asm!("", in("xmm0") foo, in("ymm0") bar); + | -------------- ^^^^^^^^^^^^^^ register `ymm0` + | | + | register `xmm0` + +error: register `ymm0` conflicts with register `xmm0` + --> $DIR/bad-reg.rs:68:34 + | +LL | asm!("", in("xmm0") foo, out("ymm0") bar); + | -------------- ^^^^^^^^^^^^^^^ register `ymm0` + | | + | register `xmm0` + | +help: use `lateout` instead of `out` to avoid conflict + --> $DIR/bad-reg.rs:68:18 + | +LL | asm!("", in("xmm0") foo, out("ymm0") bar); + | ^^^^^^^^^^^^^^ + +error: type `i32` cannot be used with this register class + --> $DIR/bad-reg.rs:33:30 + | +LL | asm!("", in("st(2)") foo); + | ^^^ + | + = note: register class `x87_reg` supports these types: + +error: type `i32` cannot be used with this register class + --> $DIR/bad-reg.rs:36:28 + | +LL | asm!("", in("mm0") foo); + | ^^^ + | + = note: register class `mmx_reg` supports these types: + +error: type `i32` cannot be used with this register class + --> $DIR/bad-reg.rs:39:27 + | +LL | asm!("", in("k0") foo); + | ^^^ + | + = note: register class `kreg0` supports these types: + +error: type `i32` cannot be used with this register class + --> $DIR/bad-reg.rs:44:32 + | +LL | asm!("{}", in(x87_reg) foo); + | ^^^ + | + = note: register class `x87_reg` supports these types: + +error: type `i32` cannot be used with this register class + --> $DIR/bad-reg.rs:47:32 + | +LL | asm!("{}", in(mmx_reg) foo); + | ^^^ + | + = note: register class `mmx_reg` supports these types: + +error: type `i32` cannot be used with this register class + --> $DIR/bad-reg.rs:58:42 + | +LL | asm!("", in("eax") foo, in("al") bar); + | ^^^ + | + = note: register class `reg_byte` supports these types: i8 + +error: type `i32` cannot be used with this register class + --> $DIR/bad-reg.rs:63:27 + | +LL | asm!("", in("al") foo, lateout("al") bar); + | ^^^ + | + = note: register class `reg_byte` supports these types: i8 + +error: type `i32` cannot be used with this register class + --> $DIR/bad-reg.rs:63:46 + | +LL | asm!("", in("al") foo, lateout("al") bar); + | ^^^ + | + = note: register class `reg_byte` supports these types: i8 + +error: aborting due to 28 previous errors + diff --git a/src/test/ui/asm/x86_64/const.rs b/src/test/ui/asm/x86_64/const.rs new file mode 100644 index 000000000..d523ae021 --- /dev/null +++ b/src/test/ui/asm/x86_64/const.rs @@ -0,0 +1,44 @@ +// only-x86_64 +// run-pass +// needs-asm-support +// revisions: mirunsafeck thirunsafeck +// [thirunsafeck]compile-flags: -Z thir-unsafeck + +#![feature(asm_const)] + +use std::arch::{asm, global_asm}; + +fn const_generic<const X: usize>() -> usize { + unsafe { + let a: usize; + asm!("mov {}, {}", out(reg) a, const X); + a + } +} + +const fn constfn(x: usize) -> usize { + x +} + +fn main() { + unsafe { + let a: usize; + asm!("mov {}, {}", out(reg) a, const 5); + assert_eq!(a, 5); + + let b: usize; + asm!("mov {}, {}", out(reg) b, const constfn(5)); + assert_eq!(b, 5); + + let c: usize; + asm!("mov {}, {}", out(reg) c, const constfn(5) + constfn(5)); + assert_eq!(c, 10); + } + + let d = const_generic::<5>(); + assert_eq!(d, 5); +} + +global_asm!("mov eax, {}", const 5); +global_asm!("mov eax, {}", const constfn(5)); +global_asm!("mov eax, {}", const constfn(5) + constfn(5)); diff --git a/src/test/ui/asm/x86_64/duplicate-options.fixed b/src/test/ui/asm/x86_64/duplicate-options.fixed new file mode 100644 index 000000000..c5f14f5f7 --- /dev/null +++ b/src/test/ui/asm/x86_64/duplicate-options.fixed @@ -0,0 +1,29 @@ +// only-x86_64 +// run-rustfix + +use std::arch::{asm, global_asm}; + +fn main() { + unsafe { + asm!("", options(nomem, )); + //~^ ERROR the `nomem` option was already provided + asm!("", options(att_syntax, )); + //~^ ERROR the `att_syntax` option was already provided + asm!("", options(nostack, att_syntax), options()); + //~^ ERROR the `nostack` option was already provided + asm!("", options(nostack, ), options(), options()); + //~^ ERROR the `nostack` option was already provided + //~| ERROR the `nostack` option was already provided + //~| ERROR the `nostack` option was already provided + asm!( + "", + options(nomem, noreturn), + options(att_syntax, ), //~ ERROR the `noreturn` option was already provided + options( nostack), //~ ERROR the `nomem` option was already provided + options(), //~ ERROR the `noreturn` option was already provided + ); + } +} + +global_asm!("", options(att_syntax, )); +//~^ ERROR the `att_syntax` option was already provided diff --git a/src/test/ui/asm/x86_64/duplicate-options.rs b/src/test/ui/asm/x86_64/duplicate-options.rs new file mode 100644 index 000000000..a8dce1f8d --- /dev/null +++ b/src/test/ui/asm/x86_64/duplicate-options.rs @@ -0,0 +1,29 @@ +// only-x86_64 +// run-rustfix + +use std::arch::{asm, global_asm}; + +fn main() { + unsafe { + asm!("", options(nomem, nomem)); + //~^ ERROR the `nomem` option was already provided + asm!("", options(att_syntax, att_syntax)); + //~^ ERROR the `att_syntax` option was already provided + asm!("", options(nostack, att_syntax), options(nostack)); + //~^ ERROR the `nostack` option was already provided + asm!("", options(nostack, nostack), options(nostack), options(nostack)); + //~^ ERROR the `nostack` option was already provided + //~| ERROR the `nostack` option was already provided + //~| ERROR the `nostack` option was already provided + asm!( + "", + options(nomem, noreturn), + options(att_syntax, noreturn), //~ ERROR the `noreturn` option was already provided + options(nomem, nostack), //~ ERROR the `nomem` option was already provided + options(noreturn), //~ ERROR the `noreturn` option was already provided + ); + } +} + +global_asm!("", options(att_syntax, att_syntax)); +//~^ ERROR the `att_syntax` option was already provided diff --git a/src/test/ui/asm/x86_64/duplicate-options.stderr b/src/test/ui/asm/x86_64/duplicate-options.stderr new file mode 100644 index 000000000..53edf8fb9 --- /dev/null +++ b/src/test/ui/asm/x86_64/duplicate-options.stderr @@ -0,0 +1,62 @@ +error: the `nomem` option was already provided + --> $DIR/duplicate-options.rs:8:33 + | +LL | asm!("", options(nomem, nomem)); + | ^^^^^ this option was already provided + +error: the `att_syntax` option was already provided + --> $DIR/duplicate-options.rs:10:38 + | +LL | asm!("", options(att_syntax, att_syntax)); + | ^^^^^^^^^^ this option was already provided + +error: the `nostack` option was already provided + --> $DIR/duplicate-options.rs:12:56 + | +LL | asm!("", options(nostack, att_syntax), options(nostack)); + | ^^^^^^^ this option was already provided + +error: the `nostack` option was already provided + --> $DIR/duplicate-options.rs:14:35 + | +LL | asm!("", options(nostack, nostack), options(nostack), options(nostack)); + | ^^^^^^^ this option was already provided + +error: the `nostack` option was already provided + --> $DIR/duplicate-options.rs:14:53 + | +LL | asm!("", options(nostack, nostack), options(nostack), options(nostack)); + | ^^^^^^^ this option was already provided + +error: the `nostack` option was already provided + --> $DIR/duplicate-options.rs:14:71 + | +LL | asm!("", options(nostack, nostack), options(nostack), options(nostack)); + | ^^^^^^^ this option was already provided + +error: the `noreturn` option was already provided + --> $DIR/duplicate-options.rs:21:33 + | +LL | options(att_syntax, noreturn), + | ^^^^^^^^ this option was already provided + +error: the `nomem` option was already provided + --> $DIR/duplicate-options.rs:22:21 + | +LL | options(nomem, nostack), + | ^^^^^ this option was already provided + +error: the `noreturn` option was already provided + --> $DIR/duplicate-options.rs:23:21 + | +LL | options(noreturn), + | ^^^^^^^^ this option was already provided + +error: the `att_syntax` option was already provided + --> $DIR/duplicate-options.rs:28:37 + | +LL | global_asm!("", options(att_syntax, att_syntax)); + | ^^^^^^^^^^ this option was already provided + +error: aborting due to 10 previous errors + diff --git a/src/test/ui/asm/x86_64/interpolated-idents.rs b/src/test/ui/asm/x86_64/interpolated-idents.rs new file mode 100644 index 000000000..c05633ae8 --- /dev/null +++ b/src/test/ui/asm/x86_64/interpolated-idents.rs @@ -0,0 +1,24 @@ +// only-x86_64 + +use std::arch::asm; + +macro_rules! m { + ($in:ident $out:ident $lateout:ident $inout:ident $inlateout:ident $const:ident $sym:ident + $pure:ident $nomem:ident $readonly:ident $preserves_flags:ident + $noreturn:ident $nostack:ident $att_syntax:ident $options:ident) => { + unsafe { + asm!("", $in(x) x, $out(x) x, $lateout(x) x, $inout(x) x, $inlateout(x) x, + //~^ ERROR asm outputs are not allowed with the `noreturn` option + const x, sym x, + $options($pure, $nomem, $readonly, $preserves_flags, $noreturn, $nostack, $att_syntax)); + //~^ ERROR the `nomem` and `readonly` options are mutually exclusive + //~| ERROR the `pure` and `noreturn` options are mutually exclusive + } + }; +} + +fn main() { + m!(in out lateout inout inlateout const sym + pure nomem readonly preserves_flags + noreturn nostack att_syntax options); +} diff --git a/src/test/ui/asm/x86_64/interpolated-idents.stderr b/src/test/ui/asm/x86_64/interpolated-idents.stderr new file mode 100644 index 000000000..6ac2ac5a7 --- /dev/null +++ b/src/test/ui/asm/x86_64/interpolated-idents.stderr @@ -0,0 +1,51 @@ +error: the `nomem` and `readonly` options are mutually exclusive + --> $DIR/interpolated-idents.rs:13:13 + | +LL | $options($pure, $nomem, $readonly, $preserves_flags, $noreturn, $nostack, $att_syntax)); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +... +LL | / m!(in out lateout inout inlateout const sym +LL | | pure nomem readonly preserves_flags +LL | | noreturn nostack att_syntax options); + | |___________________________________________- in this macro invocation + | + = note: this error originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info) + +error: the `pure` and `noreturn` options are mutually exclusive + --> $DIR/interpolated-idents.rs:13:13 + | +LL | $options($pure, $nomem, $readonly, $preserves_flags, $noreturn, $nostack, $att_syntax)); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +... +LL | / m!(in out lateout inout inlateout const sym +LL | | pure nomem readonly preserves_flags +LL | | noreturn nostack att_syntax options); + | |___________________________________________- in this macro invocation + | + = note: this error originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info) + +error: asm outputs are not allowed with the `noreturn` option + --> $DIR/interpolated-idents.rs:10:32 + | +LL | asm!("", $in(x) x, $out(x) x, $lateout(x) x, $inout(x) x, $inlateout(x) x, + | ^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^^^^^ +... +LL | m!(in out lateout inout inlateout const sym + | _____- + | |_____| + | |_____| + | |_____| + | | +LL | | pure nomem readonly preserves_flags +LL | | noreturn nostack att_syntax options); + | | - + | |___________________________________________| + | |___________________________________________in this macro invocation + | |___________________________________________in this macro invocation + | |___________________________________________in this macro invocation + | in this macro invocation + | + = note: this error originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info) + +error: aborting due to 3 previous errors + diff --git a/src/test/ui/asm/x86_64/issue-82869.rs b/src/test/ui/asm/x86_64/issue-82869.rs new file mode 100644 index 000000000..67933666e --- /dev/null +++ b/src/test/ui/asm/x86_64/issue-82869.rs @@ -0,0 +1,25 @@ +// needs-asm-support +// only-x86_64 +// Make sure rustc doesn't ICE on asm! for a foreign architecture. + +#![crate_type = "rlib"] + +use std::arch::asm; + +pub unsafe fn aarch64(a: f64, b: f64) -> f64 { + let c; + asm!("add {:d}, {:d}, d0", out(vreg) c, in(vreg) a, in("d0") { + || {}; + b + }); + //~^^^^ invalid register class + //~^^^^^ invalid register class + //~^^^^^^ invalid register + c +} + +pub unsafe fn x86(a: f64, b: f64) -> f64 { + let c; + asm!("addsd {}, {}, xmm0", out(xmm_reg) c, in(xmm_reg) a, in("xmm0") b); + c +} diff --git a/src/test/ui/asm/x86_64/issue-82869.stderr b/src/test/ui/asm/x86_64/issue-82869.stderr new file mode 100644 index 000000000..3cf9d6d1c --- /dev/null +++ b/src/test/ui/asm/x86_64/issue-82869.stderr @@ -0,0 +1,24 @@ +error: invalid register class `vreg`: unknown register class + --> $DIR/issue-82869.rs:11:32 + | +LL | asm!("add {:d}, {:d}, d0", out(vreg) c, in(vreg) a, in("d0") { + | ^^^^^^^^^^^ + +error: invalid register class `vreg`: unknown register class + --> $DIR/issue-82869.rs:11:45 + | +LL | asm!("add {:d}, {:d}, d0", out(vreg) c, in(vreg) a, in("d0") { + | ^^^^^^^^^^ + +error: invalid register `d0`: unknown register + --> $DIR/issue-82869.rs:11:57 + | +LL | asm!("add {:d}, {:d}, d0", out(vreg) c, in(vreg) a, in("d0") { + | _________________________________________________________^ +LL | | || {}; +LL | | b +LL | | }); + | |_____^ + +error: aborting due to 3 previous errors + diff --git a/src/test/ui/asm/x86_64/issue-89875.rs b/src/test/ui/asm/x86_64/issue-89875.rs new file mode 100644 index 000000000..669fd7e7e --- /dev/null +++ b/src/test/ui/asm/x86_64/issue-89875.rs @@ -0,0 +1,17 @@ +// build-pass +// needs-asm-support +// only-x86_64 + +#![feature(target_feature_11)] + +use std::arch::asm; + +#[target_feature(enable = "avx")] +fn main() { + unsafe { + asm!( + "/* {} */", + out(ymm_reg) _, + ); + } +} diff --git a/src/test/ui/asm/x86_64/issue-96797.rs b/src/test/ui/asm/x86_64/issue-96797.rs new file mode 100644 index 000000000..d3e0906f3 --- /dev/null +++ b/src/test/ui/asm/x86_64/issue-96797.rs @@ -0,0 +1,26 @@ +// build-pass +// compile-flags: -O +// min-llvm-version: 14.0.5 +// needs-asm-support +// only-x86_64 +// only-linux + +// regression test for #96797 + +#![feature(asm_sym)] + +use std::arch::global_asm; + +#[no_mangle] +fn my_func() {} + +global_asm!("call_foobar: jmp {}", sym foobar); + +fn foobar() {} + +fn main() { + extern "Rust" { + fn call_foobar(); + } + unsafe { call_foobar() }; +} diff --git a/src/test/ui/asm/x86_64/may_unwind.rs b/src/test/ui/asm/x86_64/may_unwind.rs new file mode 100644 index 000000000..9844d63f0 --- /dev/null +++ b/src/test/ui/asm/x86_64/may_unwind.rs @@ -0,0 +1,38 @@ +// min-llvm-version: 13.0.0 +// only-x86_64 +// run-pass +// needs-asm-support + +#![feature(asm_sym, asm_unwind)] + +use std::arch::asm; +use std::panic::{catch_unwind, resume_unwind, AssertUnwindSafe}; + +struct Foo<'a>(&'a mut bool); + +impl Drop for Foo<'_> { + fn drop(&mut self) { + *self.0 = false; + } +} + +extern "C" fn panicky() { + resume_unwind(Box::new(())); +} + +fn main() { + let flag = &mut true; + catch_unwind(AssertUnwindSafe(|| { + let _foo = Foo(flag); + unsafe { + asm!( + "call {}", + sym panicky, + clobber_abi("C"), + options(may_unwind) + ); + } + })) + .expect_err("expected a panic"); + assert_eq!(*flag, false); +} diff --git a/src/test/ui/asm/x86_64/multiple-clobber-abi.rs b/src/test/ui/asm/x86_64/multiple-clobber-abi.rs new file mode 100644 index 000000000..513eb270e --- /dev/null +++ b/src/test/ui/asm/x86_64/multiple-clobber-abi.rs @@ -0,0 +1,35 @@ +// run-pass +// needs-asm-support +// only-x86_64 + +// Checks that multiple clobber_abi options can be used + +#![feature(asm_sym)] + +use std::arch::asm; + +extern "sysv64" fn foo(x: i32) -> i32 { + x + 16 +} + +extern "win64" fn bar(x: i32) -> i32 { + x / 2 +} + +fn main() { + let x = 8; + let y: i32; + // call `foo` with `x` as the input, and then `bar` with the output of `foo` + // and output that to `y` + unsafe { + asm!( + "call {}; mov rcx, rax; call {}", + sym foo, + sym bar, + in("rdi") x, + out("rax") y, + clobber_abi("sysv64", "win64"), + ); + } + assert_eq!((x, y), (8, 12)); +} diff --git a/src/test/ui/asm/x86_64/parse-error.rs b/src/test/ui/asm/x86_64/parse-error.rs new file mode 100644 index 000000000..9aeb6b285 --- /dev/null +++ b/src/test/ui/asm/x86_64/parse-error.rs @@ -0,0 +1,137 @@ +// only-x86_64 + +#![feature(asm_const)] + +use std::arch::{asm, global_asm}; + +fn main() { + let mut foo = 0; + let mut bar = 0; + unsafe { + asm!(); + //~^ ERROR requires at least a template string argument + asm!(foo); + //~^ ERROR asm template must be a string literal + asm!("{}" foo); + //~^ ERROR expected token: `,` + asm!("{}", foo); + //~^ ERROR expected operand, clobber_abi, options, or additional template string + asm!("{}", in foo); + //~^ ERROR expected `(`, found `foo` + asm!("{}", in(reg foo)); + //~^ ERROR expected `)`, found `foo` + asm!("{}", in(reg)); + //~^ ERROR expected expression, found end of macro arguments + asm!("{}", inout(=) foo => bar); + //~^ ERROR expected register class or explicit register + asm!("{}", inout(reg) foo =>); + //~^ ERROR expected expression, found end of macro arguments + asm!("{}", in(reg) foo => bar); + //~^ ERROR expected one of `!`, `,`, `.`, `::`, `?`, `{`, or an operator, found `=>` + asm!("{}", sym foo + bar); + //~^ ERROR expected a path for argument to `sym` + asm!("", options(foo)); + //~^ ERROR expected one of + asm!("", options(nomem foo)); + //~^ ERROR expected one of + asm!("", options(nomem, foo)); + //~^ ERROR expected one of + asm!("{}", options(), const foo); + //~^ ERROR arguments are not allowed after options + //~^^ ERROR attempt to use a non-constant value in a constant + asm!("", clobber_abi()); + //~^ ERROR at least one abi must be provided + asm!("", clobber_abi(foo)); + //~^ ERROR expected string literal + asm!("", clobber_abi("C" foo)); + //~^ ERROR expected one of `)` or `,`, found `foo` + asm!("", clobber_abi("C", foo)); + //~^ ERROR expected string literal + asm!("{}", clobber_abi("C"), const foo); + //~^ ERROR arguments are not allowed after clobber_abi + //~^^ ERROR attempt to use a non-constant value in a constant + asm!("", options(), clobber_abi("C")); + //~^ ERROR clobber_abi is not allowed after options + asm!("{}", options(), clobber_abi("C"), const foo); + //~^ ERROR clobber_abi is not allowed after options + asm!("{a}", a = const foo, a = const bar); + //~^ ERROR duplicate argument named `a` + //~^^ ERROR argument never used + //~^^^ ERROR attempt to use a non-constant value in a constant + //~^^^^ ERROR attempt to use a non-constant value in a constant + asm!("", a = in("eax") foo); + //~^ ERROR explicit register arguments cannot have names + asm!("{a}", in("eax") foo, a = const bar); + //~^ ERROR named arguments cannot follow explicit register arguments + //~^^ ERROR attempt to use a non-constant value in a constant + asm!("{a}", in("eax") foo, a = const bar); + //~^ ERROR named arguments cannot follow explicit register arguments + //~^^ ERROR attempt to use a non-constant value in a constant + asm!("{1}", in("eax") foo, const bar); + //~^ ERROR positional arguments cannot follow named arguments or explicit register arguments + //~^^ ERROR attempt to use a non-constant value in a constant + asm!("", options(), ""); + //~^ ERROR expected one of + asm!("{}", in(reg) foo, "{}", out(reg) foo); + //~^ ERROR expected one of + asm!(format!("{{{}}}", 0), in(reg) foo); + //~^ ERROR asm template must be a string literal + asm!("{1}", format!("{{{}}}", 0), in(reg) foo, out(reg) bar); + //~^ ERROR asm template must be a string literal + asm!("{}", in(reg) _); + //~^ ERROR _ cannot be used for input operands + asm!("{}", inout(reg) _); + //~^ ERROR _ cannot be used for input operands + asm!("{}", inlateout(reg) _); + //~^ ERROR _ cannot be used for input operands + } +} + +const FOO: i32 = 1; +const BAR: i32 = 2; +global_asm!(); +//~^ ERROR requires at least a template string argument +global_asm!(FOO); +//~^ ERROR asm template must be a string literal +global_asm!("{}" FOO); +//~^ ERROR expected token: `,` +global_asm!("{}", FOO); +//~^ ERROR expected operand, options, or additional template string +global_asm!("{}", const); +//~^ ERROR expected expression, found end of macro arguments +global_asm!("{}", const(reg) FOO); +//~^ ERROR expected one of +global_asm!("", options(FOO)); +//~^ ERROR expected one of +global_asm!("", options(nomem FOO)); +//~^ ERROR expected one of +global_asm!("", options(nomem, FOO)); +//~^ ERROR expected one of +global_asm!("{}", options(), const FOO); +//~^ ERROR arguments are not allowed after options +global_asm!("", clobber_abi(FOO)); +//~^ ERROR expected string literal +global_asm!("", clobber_abi("C" FOO)); +//~^ ERROR expected one of `)` or `,`, found `FOO` +global_asm!("", clobber_abi("C", FOO)); +//~^ ERROR expected string literal +global_asm!("{}", clobber_abi("C"), const FOO); +//~^ ERROR arguments are not allowed after clobber_abi +//~^^ ERROR `clobber_abi` cannot be used with `global_asm!` +global_asm!("", options(), clobber_abi("C")); +//~^ ERROR clobber_abi is not allowed after options +global_asm!("{}", options(), clobber_abi("C"), const FOO); +//~^ ERROR clobber_abi is not allowed after options +global_asm!("", clobber_abi("C"), clobber_abi("C")); +//~^ ERROR `clobber_abi` cannot be used with `global_asm!` +global_asm!("{a}", a = const FOO, a = const BAR); +//~^ ERROR duplicate argument named `a` +//~^^ ERROR argument never used +global_asm!("", options(), ""); +//~^ ERROR expected one of +global_asm!("{}", const FOO, "{}", const FOO); +//~^ ERROR expected one of +global_asm!(format!("{{{}}}", 0), const FOO); +//~^ ERROR asm template must be a string literal +global_asm!("{1}", format!("{{{}}}", 0), const FOO, const BAR); +//~^ ERROR asm template must be a string literal diff --git a/src/test/ui/asm/x86_64/parse-error.stderr b/src/test/ui/asm/x86_64/parse-error.stderr new file mode 100644 index 000000000..57702c37b --- /dev/null +++ b/src/test/ui/asm/x86_64/parse-error.stderr @@ -0,0 +1,458 @@ +error: requires at least a template string argument + --> $DIR/parse-error.rs:11:9 + | +LL | asm!(); + | ^^^^^^ + +error: asm template must be a string literal + --> $DIR/parse-error.rs:13:14 + | +LL | asm!(foo); + | ^^^ + +error: expected token: `,` + --> $DIR/parse-error.rs:15:19 + | +LL | asm!("{}" foo); + | ^^^ expected `,` + +error: expected operand, clobber_abi, options, or additional template string + --> $DIR/parse-error.rs:17:20 + | +LL | asm!("{}", foo); + | ^^^ expected operand, clobber_abi, options, or additional template string + +error: expected `(`, found `foo` + --> $DIR/parse-error.rs:19:23 + | +LL | asm!("{}", in foo); + | ^^^ expected `(` + +error: expected `)`, found `foo` + --> $DIR/parse-error.rs:21:27 + | +LL | asm!("{}", in(reg foo)); + | ^^^ expected `)` + +error: expected expression, found end of macro arguments + --> $DIR/parse-error.rs:23:27 + | +LL | asm!("{}", in(reg)); + | ^ expected expression + +error: expected register class or explicit register + --> $DIR/parse-error.rs:25:26 + | +LL | asm!("{}", inout(=) foo => bar); + | ^ + +error: expected expression, found end of macro arguments + --> $DIR/parse-error.rs:27:37 + | +LL | asm!("{}", inout(reg) foo =>); + | ^ expected expression + +error: expected one of `!`, `,`, `.`, `::`, `?`, `{`, or an operator, found `=>` + --> $DIR/parse-error.rs:29:32 + | +LL | asm!("{}", in(reg) foo => bar); + | ^^ expected one of 7 possible tokens + +error: expected a path for argument to `sym` + --> $DIR/parse-error.rs:31:24 + | +LL | asm!("{}", sym foo + bar); + | ^^^^^^^^^ + +error: expected one of `)`, `att_syntax`, `may_unwind`, `nomem`, `noreturn`, `nostack`, `preserves_flags`, `pure`, `raw`, or `readonly`, found `foo` + --> $DIR/parse-error.rs:33:26 + | +LL | asm!("", options(foo)); + | ^^^ expected one of 10 possible tokens + +error: expected one of `)` or `,`, found `foo` + --> $DIR/parse-error.rs:35:32 + | +LL | asm!("", options(nomem foo)); + | ^^^ expected one of `)` or `,` + +error: expected one of `)`, `att_syntax`, `may_unwind`, `nomem`, `noreturn`, `nostack`, `preserves_flags`, `pure`, `raw`, or `readonly`, found `foo` + --> $DIR/parse-error.rs:37:33 + | +LL | asm!("", options(nomem, foo)); + | ^^^ expected one of 10 possible tokens + +error: arguments are not allowed after options + --> $DIR/parse-error.rs:39:31 + | +LL | asm!("{}", options(), const foo); + | --------- ^^^^^^^^^ argument + | | + | previous options + +error: at least one abi must be provided as an argument to `clobber_abi` + --> $DIR/parse-error.rs:42:30 + | +LL | asm!("", clobber_abi()); + | ^ + +error: expected string literal + --> $DIR/parse-error.rs:44:30 + | +LL | asm!("", clobber_abi(foo)); + | ^^^ not a string literal + +error: expected one of `)` or `,`, found `foo` + --> $DIR/parse-error.rs:46:34 + | +LL | asm!("", clobber_abi("C" foo)); + | ^^^ expected one of `)` or `,` + +error: expected string literal + --> $DIR/parse-error.rs:48:35 + | +LL | asm!("", clobber_abi("C", foo)); + | ^^^ not a string literal + +error: arguments are not allowed after clobber_abi + --> $DIR/parse-error.rs:50:38 + | +LL | asm!("{}", clobber_abi("C"), const foo); + | ---------------- ^^^^^^^^^ argument + | | + | clobber_abi + +error: clobber_abi is not allowed after options + --> $DIR/parse-error.rs:53:29 + | +LL | asm!("", options(), clobber_abi("C")); + | --------- ^^^^^^^^^^^^^^^^ + | | + | options + +error: clobber_abi is not allowed after options + --> $DIR/parse-error.rs:55:31 + | +LL | asm!("{}", options(), clobber_abi("C"), const foo); + | --------- ^^^^^^^^^^^^^^^^ + | | + | options + +error: duplicate argument named `a` + --> $DIR/parse-error.rs:57:36 + | +LL | asm!("{a}", a = const foo, a = const bar); + | ------------- ^^^^^^^^^^^^^ duplicate argument + | | + | previously here + +error: argument never used + --> $DIR/parse-error.rs:57:36 + | +LL | asm!("{a}", a = const foo, a = const bar); + | ^^^^^^^^^^^^^ argument never used + | + = help: if this argument is intentionally unused, consider using it in an asm comment: `"/* {1} */"` + +error: explicit register arguments cannot have names + --> $DIR/parse-error.rs:62:18 + | +LL | asm!("", a = in("eax") foo); + | ^^^^^^^^^^^^^^^^^ + +error: named arguments cannot follow explicit register arguments + --> $DIR/parse-error.rs:64:36 + | +LL | asm!("{a}", in("eax") foo, a = const bar); + | ------------- ^^^^^^^^^^^^^ named argument + | | + | explicit register argument + +error: named arguments cannot follow explicit register arguments + --> $DIR/parse-error.rs:67:36 + | +LL | asm!("{a}", in("eax") foo, a = const bar); + | ------------- ^^^^^^^^^^^^^ named argument + | | + | explicit register argument + +error: positional arguments cannot follow named arguments or explicit register arguments + --> $DIR/parse-error.rs:70:36 + | +LL | asm!("{1}", in("eax") foo, const bar); + | ------------- ^^^^^^^^^ positional argument + | | + | explicit register argument + +error: expected one of `clobber_abi`, `const`, `in`, `inlateout`, `inout`, `lateout`, `options`, `out`, or `sym`, found `""` + --> $DIR/parse-error.rs:73:29 + | +LL | asm!("", options(), ""); + | ^^ expected one of 9 possible tokens + +error: expected one of `clobber_abi`, `const`, `in`, `inlateout`, `inout`, `lateout`, `options`, `out`, or `sym`, found `"{}"` + --> $DIR/parse-error.rs:75:33 + | +LL | asm!("{}", in(reg) foo, "{}", out(reg) foo); + | ^^^^ expected one of 9 possible tokens + +error: asm template must be a string literal + --> $DIR/parse-error.rs:77:14 + | +LL | asm!(format!("{{{}}}", 0), in(reg) foo); + | ^^^^^^^^^^^^^^^^^^^^ + | + = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) + +error: asm template must be a string literal + --> $DIR/parse-error.rs:79:21 + | +LL | asm!("{1}", format!("{{{}}}", 0), in(reg) foo, out(reg) bar); + | ^^^^^^^^^^^^^^^^^^^^ + | + = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) + +error: _ cannot be used for input operands + --> $DIR/parse-error.rs:81:28 + | +LL | asm!("{}", in(reg) _); + | ^ + +error: _ cannot be used for input operands + --> $DIR/parse-error.rs:83:31 + | +LL | asm!("{}", inout(reg) _); + | ^ + +error: _ cannot be used for input operands + --> $DIR/parse-error.rs:85:35 + | +LL | asm!("{}", inlateout(reg) _); + | ^ + +error: requires at least a template string argument + --> $DIR/parse-error.rs:92:1 + | +LL | global_asm!(); + | ^^^^^^^^^^^^^ + +error: asm template must be a string literal + --> $DIR/parse-error.rs:94:13 + | +LL | global_asm!(FOO); + | ^^^ + +error: expected token: `,` + --> $DIR/parse-error.rs:96:18 + | +LL | global_asm!("{}" FOO); + | ^^^ expected `,` + +error: expected operand, options, or additional template string + --> $DIR/parse-error.rs:98:19 + | +LL | global_asm!("{}", FOO); + | ^^^ expected operand, options, or additional template string + +error: expected expression, found end of macro arguments + --> $DIR/parse-error.rs:100:24 + | +LL | global_asm!("{}", const); + | ^ expected expression + +error: expected one of `,`, `.`, `?`, or an operator, found `FOO` + --> $DIR/parse-error.rs:102:30 + | +LL | global_asm!("{}", const(reg) FOO); + | ^^^ expected one of `,`, `.`, `?`, or an operator + +error: expected one of `)`, `att_syntax`, or `raw`, found `FOO` + --> $DIR/parse-error.rs:104:25 + | +LL | global_asm!("", options(FOO)); + | ^^^ expected one of `)`, `att_syntax`, or `raw` + +error: expected one of `)`, `att_syntax`, or `raw`, found `nomem` + --> $DIR/parse-error.rs:106:25 + | +LL | global_asm!("", options(nomem FOO)); + | ^^^^^ expected one of `)`, `att_syntax`, or `raw` + +error: expected one of `)`, `att_syntax`, or `raw`, found `nomem` + --> $DIR/parse-error.rs:108:25 + | +LL | global_asm!("", options(nomem, FOO)); + | ^^^^^ expected one of `)`, `att_syntax`, or `raw` + +error: arguments are not allowed after options + --> $DIR/parse-error.rs:110:30 + | +LL | global_asm!("{}", options(), const FOO); + | --------- ^^^^^^^^^ argument + | | + | previous options + +error: expected string literal + --> $DIR/parse-error.rs:112:29 + | +LL | global_asm!("", clobber_abi(FOO)); + | ^^^ not a string literal + +error: expected one of `)` or `,`, found `FOO` + --> $DIR/parse-error.rs:114:33 + | +LL | global_asm!("", clobber_abi("C" FOO)); + | ^^^ expected one of `)` or `,` + +error: expected string literal + --> $DIR/parse-error.rs:116:34 + | +LL | global_asm!("", clobber_abi("C", FOO)); + | ^^^ not a string literal + +error: arguments are not allowed after clobber_abi + --> $DIR/parse-error.rs:118:37 + | +LL | global_asm!("{}", clobber_abi("C"), const FOO); + | ---------------- ^^^^^^^^^ argument + | | + | clobber_abi + +error: `clobber_abi` cannot be used with `global_asm!` + --> $DIR/parse-error.rs:118:19 + | +LL | global_asm!("{}", clobber_abi("C"), const FOO); + | ^^^^^^^^^^^^^^^^ + +error: clobber_abi is not allowed after options + --> $DIR/parse-error.rs:121:28 + | +LL | global_asm!("", options(), clobber_abi("C")); + | --------- ^^^^^^^^^^^^^^^^ + | | + | options + +error: clobber_abi is not allowed after options + --> $DIR/parse-error.rs:123:30 + | +LL | global_asm!("{}", options(), clobber_abi("C"), const FOO); + | --------- ^^^^^^^^^^^^^^^^ + | | + | options + +error: `clobber_abi` cannot be used with `global_asm!` + --> $DIR/parse-error.rs:125:17 + | +LL | global_asm!("", clobber_abi("C"), clobber_abi("C")); + | ^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ + +error: duplicate argument named `a` + --> $DIR/parse-error.rs:127:35 + | +LL | global_asm!("{a}", a = const FOO, a = const BAR); + | ------------- ^^^^^^^^^^^^^ duplicate argument + | | + | previously here + +error: argument never used + --> $DIR/parse-error.rs:127:35 + | +LL | global_asm!("{a}", a = const FOO, a = const BAR); + | ^^^^^^^^^^^^^ argument never used + | + = help: if this argument is intentionally unused, consider using it in an asm comment: `"/* {1} */"` + +error: expected one of `clobber_abi`, `const`, `options`, or `sym`, found `""` + --> $DIR/parse-error.rs:130:28 + | +LL | global_asm!("", options(), ""); + | ^^ expected one of `clobber_abi`, `const`, `options`, or `sym` + +error: expected one of `clobber_abi`, `const`, `options`, or `sym`, found `"{}"` + --> $DIR/parse-error.rs:132:30 + | +LL | global_asm!("{}", const FOO, "{}", const FOO); + | ^^^^ expected one of `clobber_abi`, `const`, `options`, or `sym` + +error: asm template must be a string literal + --> $DIR/parse-error.rs:134:13 + | +LL | global_asm!(format!("{{{}}}", 0), const FOO); + | ^^^^^^^^^^^^^^^^^^^^ + | + = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) + +error: asm template must be a string literal + --> $DIR/parse-error.rs:136:20 + | +LL | global_asm!("{1}", format!("{{{}}}", 0), const FOO, const BAR); + | ^^^^^^^^^^^^^^^^^^^^ + | + = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) + +error[E0435]: attempt to use a non-constant value in a constant + --> $DIR/parse-error.rs:39:37 + | +LL | let mut foo = 0; + | ----------- help: consider using `const` instead of `let`: `const foo` +... +LL | asm!("{}", options(), const foo); + | ^^^ non-constant value + +error[E0435]: attempt to use a non-constant value in a constant + --> $DIR/parse-error.rs:50:44 + | +LL | let mut foo = 0; + | ----------- help: consider using `const` instead of `let`: `const foo` +... +LL | asm!("{}", clobber_abi("C"), const foo); + | ^^^ non-constant value + +error[E0435]: attempt to use a non-constant value in a constant + --> $DIR/parse-error.rs:57:31 + | +LL | let mut foo = 0; + | ----------- help: consider using `const` instead of `let`: `const foo` +... +LL | asm!("{a}", a = const foo, a = const bar); + | ^^^ non-constant value + +error[E0435]: attempt to use a non-constant value in a constant + --> $DIR/parse-error.rs:57:46 + | +LL | let mut bar = 0; + | ----------- help: consider using `const` instead of `let`: `const bar` +... +LL | asm!("{a}", a = const foo, a = const bar); + | ^^^ non-constant value + +error[E0435]: attempt to use a non-constant value in a constant + --> $DIR/parse-error.rs:64:46 + | +LL | let mut bar = 0; + | ----------- help: consider using `const` instead of `let`: `const bar` +... +LL | asm!("{a}", in("eax") foo, a = const bar); + | ^^^ non-constant value + +error[E0435]: attempt to use a non-constant value in a constant + --> $DIR/parse-error.rs:67:46 + | +LL | let mut bar = 0; + | ----------- help: consider using `const` instead of `let`: `const bar` +... +LL | asm!("{a}", in("eax") foo, a = const bar); + | ^^^ non-constant value + +error[E0435]: attempt to use a non-constant value in a constant + --> $DIR/parse-error.rs:70:42 + | +LL | let mut bar = 0; + | ----------- help: consider using `const` instead of `let`: `const bar` +... +LL | asm!("{1}", in("eax") foo, const bar); + | ^^^ non-constant value + +error: aborting due to 66 previous errors + +For more information about this error, try `rustc --explain E0435`. diff --git a/src/test/ui/asm/x86_64/srcloc.rs b/src/test/ui/asm/x86_64/srcloc.rs new file mode 100644 index 000000000..1135ad2e1 --- /dev/null +++ b/src/test/ui/asm/x86_64/srcloc.rs @@ -0,0 +1,131 @@ +// only-x86_64 +// build-fail +// compile-flags: -Ccodegen-units=1 + +use std::arch::asm; + +// Checks that inline asm errors are mapped to the correct line in the source code. + +fn main() { + unsafe { + asm!("invalid_instruction"); + //~^ ERROR: invalid instruction mnemonic 'invalid_instruction' + + asm!(" + invalid_instruction + "); + //~^^ ERROR: invalid instruction mnemonic 'invalid_instruction' + + asm!(r#" + invalid_instruction + "#); + //~^^ ERROR: invalid instruction mnemonic 'invalid_instruction' + + asm!(" + mov eax, eax + invalid_instruction + mov eax, eax + "); + //~^^^ ERROR: invalid instruction mnemonic 'invalid_instruction' + + asm!(r#" + mov eax, eax + invalid_instruction + mov eax, eax + "#); + //~^^^ ERROR: invalid instruction mnemonic 'invalid_instruction' + + asm!(concat!("invalid", "_", "instruction")); + //~^ ERROR: invalid instruction mnemonic 'invalid_instruction' + + asm!("movaps %xmm3, (%esi, 2)", options(att_syntax)); + //~^ WARN: scale factor without index register is ignored + + asm!( + "invalid_instruction", + ); + //~^^ ERROR: invalid instruction mnemonic 'invalid_instruction' + + asm!( + "mov eax, eax", + "invalid_instruction", + "mov eax, eax", + ); + //~^^^ ERROR: invalid instruction mnemonic 'invalid_instruction' + + asm!( + "mov eax, eax\n", + "invalid_instruction", + "mov eax, eax", + ); + //~^^^ ERROR: invalid instruction mnemonic 'invalid_instruction' + + asm!( + "mov eax, eax", + concat!("invalid", "_", "instruction"), + "mov eax, eax", + ); + //~^^^ ERROR: invalid instruction mnemonic 'invalid_instruction' + + asm!( + concat!("mov eax", ", ", "eax"), + concat!("invalid", "_", "instruction"), + concat!("mov eax", ", ", "eax"), + ); + //~^^^ ERROR: invalid instruction mnemonic 'invalid_instruction' + + // Make sure template strings get separated + asm!( + "invalid_instruction1", + "invalid_instruction2", + ); + //~^^^ ERROR: invalid instruction mnemonic 'invalid_instruction1' + //~^^^ ERROR: invalid instruction mnemonic 'invalid_instruction2' + + asm!( + concat!( + "invalid", "_", "instruction1", "\n", + "invalid", "_", "instruction2", + ), + ); + //~^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction1' + //~^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction2' + + asm!( + concat!( + "invalid", "_", "instruction1", "\n", + "invalid", "_", "instruction2", + ), + concat!( + "invalid", "_", "instruction3", "\n", + "invalid", "_", "instruction4", + ), + ); + //~^^^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction1' + //~^^^^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction2' + //~^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction3' + //~^^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction4' + + asm!( + concat!( + "invalid", "_", "instruction1", "\n", + "invalid", "_", "instruction2", "\n", + ), + concat!( + "invalid", "_", "instruction3", "\n", + "invalid", "_", "instruction4", "\n", + ), + ); + //~^^^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction1' + //~^^^^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction2' + //~^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction3' + //~^^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction4' + + asm!( + "", + "\n", + "invalid_instruction" + ); + //~^^ ERROR: invalid instruction mnemonic 'invalid_instruction' + } +} diff --git a/src/test/ui/asm/x86_64/srcloc.stderr b/src/test/ui/asm/x86_64/srcloc.stderr new file mode 100644 index 000000000..8899c1b91 --- /dev/null +++ b/src/test/ui/asm/x86_64/srcloc.stderr @@ -0,0 +1,302 @@ +error: invalid instruction mnemonic 'invalid_instruction' + --> $DIR/srcloc.rs:11:15 + | +LL | asm!("invalid_instruction"); + | ^ + | +note: instantiated into assembly here + --> <inline asm>:2:2 + | +LL | invalid_instruction + | ^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction' + --> $DIR/srcloc.rs:15:13 + | +LL | invalid_instruction + | ^ + | +note: instantiated into assembly here + --> <inline asm>:3:13 + | +LL | invalid_instruction + | ^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction' + --> $DIR/srcloc.rs:20:13 + | +LL | invalid_instruction + | ^ + | +note: instantiated into assembly here + --> <inline asm>:3:13 + | +LL | invalid_instruction + | ^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction' + --> $DIR/srcloc.rs:26:13 + | +LL | invalid_instruction + | ^ + | +note: instantiated into assembly here + --> <inline asm>:4:13 + | +LL | invalid_instruction + | ^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction' + --> $DIR/srcloc.rs:33:13 + | +LL | invalid_instruction + | ^ + | +note: instantiated into assembly here + --> <inline asm>:4:13 + | +LL | invalid_instruction + | ^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction' + --> $DIR/srcloc.rs:38:14 + | +LL | asm!(concat!("invalid", "_", "instruction")); + | ^ + | +note: instantiated into assembly here + --> <inline asm>:2:2 + | +LL | invalid_instruction + | ^^^^^^^^^^^^^^^^^^^ + +warning: scale factor without index register is ignored + --> $DIR/srcloc.rs:41:15 + | +LL | asm!("movaps %xmm3, (%esi, 2)", options(att_syntax)); + | ^ + | +note: instantiated into assembly here + --> <inline asm>:1:23 + | +LL | movaps %xmm3, (%esi, 2) + | ^ + +error: invalid instruction mnemonic 'invalid_instruction' + --> $DIR/srcloc.rs:45:14 + | +LL | "invalid_instruction", + | ^ + | +note: instantiated into assembly here + --> <inline asm>:2:2 + | +LL | invalid_instruction + | ^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction' + --> $DIR/srcloc.rs:51:14 + | +LL | "invalid_instruction", + | ^ + | +note: instantiated into assembly here + --> <inline asm>:3:1 + | +LL | invalid_instruction + | ^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction' + --> $DIR/srcloc.rs:58:14 + | +LL | "invalid_instruction", + | ^ + | +note: instantiated into assembly here + --> <inline asm>:4:1 + | +LL | invalid_instruction + | ^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction' + --> $DIR/srcloc.rs:65:13 + | +LL | concat!("invalid", "_", "instruction"), + | ^ + | +note: instantiated into assembly here + --> <inline asm>:3:1 + | +LL | invalid_instruction + | ^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction' + --> $DIR/srcloc.rs:72:13 + | +LL | concat!("invalid", "_", "instruction"), + | ^ + | +note: instantiated into assembly here + --> <inline asm>:3:1 + | +LL | invalid_instruction + | ^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction1' + --> $DIR/srcloc.rs:79:14 + | +LL | "invalid_instruction1", + | ^ + | +note: instantiated into assembly here + --> <inline asm>:2:2 + | +LL | invalid_instruction1 + | ^^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction2' + --> $DIR/srcloc.rs:80:14 + | +LL | "invalid_instruction2", + | ^ + | +note: instantiated into assembly here + --> <inline asm>:3:1 + | +LL | invalid_instruction2 + | ^^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction1' + --> $DIR/srcloc.rs:86:13 + | +LL | concat!( + | ^ + | +note: instantiated into assembly here + --> <inline asm>:2:2 + | +LL | invalid_instruction1 + | ^^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction2' + --> $DIR/srcloc.rs:86:13 + | +LL | concat!( + | ^ + | +note: instantiated into assembly here + --> <inline asm>:3:1 + | +LL | invalid_instruction2 + | ^^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction1' + --> $DIR/srcloc.rs:95:13 + | +LL | concat!( + | ^ + | +note: instantiated into assembly here + --> <inline asm>:2:2 + | +LL | invalid_instruction1 + | ^^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction2' + --> $DIR/srcloc.rs:95:13 + | +LL | concat!( + | ^ + | +note: instantiated into assembly here + --> <inline asm>:3:1 + | +LL | invalid_instruction2 + | ^^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction3' + --> $DIR/srcloc.rs:99:13 + | +LL | concat!( + | ^ + | +note: instantiated into assembly here + --> <inline asm>:4:1 + | +LL | invalid_instruction3 + | ^^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction4' + --> $DIR/srcloc.rs:99:13 + | +LL | concat!( + | ^ + | +note: instantiated into assembly here + --> <inline asm>:5:1 + | +LL | invalid_instruction4 + | ^^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction1' + --> $DIR/srcloc.rs:110:13 + | +LL | concat!( + | ^ + | +note: instantiated into assembly here + --> <inline asm>:2:2 + | +LL | invalid_instruction1 + | ^^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction2' + --> $DIR/srcloc.rs:110:13 + | +LL | concat!( + | ^ + | +note: instantiated into assembly here + --> <inline asm>:3:1 + | +LL | invalid_instruction2 + | ^^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction3' + --> $DIR/srcloc.rs:114:13 + | +LL | concat!( + | ^ + | +note: instantiated into assembly here + --> <inline asm>:5:1 + | +LL | invalid_instruction3 + | ^^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction4' + --> $DIR/srcloc.rs:114:13 + | +LL | concat!( + | ^ + | +note: instantiated into assembly here + --> <inline asm>:6:1 + | +LL | invalid_instruction4 + | ^^^^^^^^^^^^^^^^^^^^ + +error: invalid instruction mnemonic 'invalid_instruction' + --> $DIR/srcloc.rs:127:14 + | +LL | "invalid_instruction" + | ^ + | +note: instantiated into assembly here + --> <inline asm>:5:1 + | +LL | invalid_instruction + | ^^^^^^^^^^^^^^^^^^^ + +error: aborting due to 24 previous errors; 1 warning emitted + diff --git a/src/test/ui/asm/x86_64/sym.rs b/src/test/ui/asm/x86_64/sym.rs new file mode 100644 index 000000000..622365bc7 --- /dev/null +++ b/src/test/ui/asm/x86_64/sym.rs @@ -0,0 +1,85 @@ +// min-llvm-version: 12.0.1 +// only-x86_64 +// only-linux +// needs-asm-support +// run-pass + +#![feature(thread_local, asm_sym)] + +use std::arch::asm; + +extern "C" fn f1() -> i32 { + 111 +} + +// The compiler will generate a shim to hide the caller location parameter. +#[track_caller] +fn f2() -> i32 { + 222 +} + +macro_rules! call { + ($func:path) => { + unsafe { + let result: i32; + asm!("call {}", sym $func, + out("rax") result, + out("rcx") _, out("rdx") _, out("rdi") _, out("rsi") _, + out("r8") _, out("r9") _, out("r10") _, out("r11") _, + out("xmm0") _, out("xmm1") _, out("xmm2") _, out("xmm3") _, + out("xmm4") _, out("xmm5") _, out("xmm6") _, out("xmm7") _, + out("xmm8") _, out("xmm9") _, out("xmm10") _, out("xmm11") _, + out("xmm12") _, out("xmm13") _, out("xmm14") _, out("xmm15") _, + ); + result + } + } +} + +macro_rules! static_addr { + ($s:expr) => { + unsafe { + let result: *const u32; + // LEA performs a RIP-relative address calculation and returns the address + asm!("lea {}, [rip + {}]", out(reg) result, sym $s); + result + } + } +} +macro_rules! static_tls_addr { + ($s:expr) => { + unsafe { + let result: *const u32; + asm!( + " + # Load TLS base address + mov {out}, qword ptr fs:[0] + # Calculate the address of sym in the TLS block. The @tpoff + # relocation gives the offset of the symbol from the start + # of the TLS block. + lea {out}, [{out} + {sym}@tpoff] + ", + out = out(reg) result, + sym = sym $s + ); + result + } + } +} + +static S1: u32 = 111; +#[thread_local] +static S2: u32 = 222; + +fn main() { + assert_eq!(call!(f1), 111); + assert_eq!(call!(f2), 222); + assert_eq!(static_addr!(S1), &S1 as *const u32); + assert_eq!(static_tls_addr!(S2), &S2 as *const u32); + std::thread::spawn(|| { + assert_eq!(static_addr!(S1), &S1 as *const u32); + assert_eq!(static_tls_addr!(S2), &S2 as *const u32); + }) + .join() + .unwrap(); +} diff --git a/src/test/ui/asm/x86_64/target-feature-attr.rs b/src/test/ui/asm/x86_64/target-feature-attr.rs new file mode 100644 index 000000000..14490c3e0 --- /dev/null +++ b/src/test/ui/asm/x86_64/target-feature-attr.rs @@ -0,0 +1,42 @@ +// only-x86_64 + +#![feature(avx512_target_feature)] + +use std::arch::asm; + +#[target_feature(enable = "avx")] +unsafe fn foo() { + let mut x = 1; + let y = 2; + asm!("vaddps {2:y}, {0:y}, {1:y}", in(ymm_reg) x, in(ymm_reg) y, lateout(ymm_reg) x); + assert_eq!(x, 3); +} + +unsafe fn bar() { + let mut x = 1; + let y = 2; + asm!("vaddps {2:y}, {0:y}, {1:y}", in(ymm_reg) x, in(ymm_reg) y, lateout(ymm_reg) x); + //~^ ERROR: register class `ymm_reg` requires the `avx` target feature + //~| ERROR: register class `ymm_reg` requires the `avx` target feature + //~| ERROR: register class `ymm_reg` requires the `avx` target feature + assert_eq!(x, 3); +} + +#[target_feature(enable = "avx512bw")] +unsafe fn baz() { + let x = 1; + asm!("/* {0} */", in(kreg) x); +} + +unsafe fn baz2() { + let x = 1; + asm!("/* {0} */", in(kreg) x); + //~^ ERROR: register class `kreg` requires at least one of the following target features: avx512bw, avx512f +} + +fn main() { + unsafe { + foo(); + bar(); + } +} diff --git a/src/test/ui/asm/x86_64/target-feature-attr.stderr b/src/test/ui/asm/x86_64/target-feature-attr.stderr new file mode 100644 index 000000000..c852726ee --- /dev/null +++ b/src/test/ui/asm/x86_64/target-feature-attr.stderr @@ -0,0 +1,26 @@ +error: register class `ymm_reg` requires the `avx` target feature + --> $DIR/target-feature-attr.rs:18:40 + | +LL | asm!("vaddps {2:y}, {0:y}, {1:y}", in(ymm_reg) x, in(ymm_reg) y, lateout(ymm_reg) x); + | ^^^^^^^^^^^^^ + +error: register class `ymm_reg` requires the `avx` target feature + --> $DIR/target-feature-attr.rs:18:55 + | +LL | asm!("vaddps {2:y}, {0:y}, {1:y}", in(ymm_reg) x, in(ymm_reg) y, lateout(ymm_reg) x); + | ^^^^^^^^^^^^^ + +error: register class `ymm_reg` requires the `avx` target feature + --> $DIR/target-feature-attr.rs:18:70 + | +LL | asm!("vaddps {2:y}, {0:y}, {1:y}", in(ymm_reg) x, in(ymm_reg) y, lateout(ymm_reg) x); + | ^^^^^^^^^^^^^^^^^^ + +error: register class `kreg` requires at least one of the following target features: avx512bw, avx512f + --> $DIR/target-feature-attr.rs:33:23 + | +LL | asm!("/* {0} */", in(kreg) x); + | ^^^^^^^^^^ + +error: aborting due to 4 previous errors + diff --git a/src/test/ui/asm/x86_64/type-check-2.rs b/src/test/ui/asm/x86_64/type-check-2.rs new file mode 100644 index 000000000..59d8cde3f --- /dev/null +++ b/src/test/ui/asm/x86_64/type-check-2.rs @@ -0,0 +1,87 @@ +// only-x86_64 + +#![feature(repr_simd, never_type, asm_sym)] + +use std::arch::{asm, global_asm}; + +#[repr(simd)] +struct SimdNonCopy(f32, f32, f32, f32); + +fn main() { + unsafe { + // Inputs must be initialized + + let x: u64; + asm!("{}", in(reg) x); + let mut y: u64; + asm!("{}", inout(reg) y); + let _ = y; + + // Outputs require mutable places + + let v: Vec<u64> = vec![0, 1, 2]; + asm!("{}", in(reg) v[0]); + asm!("{}", out(reg) v[0]); + asm!("{}", inout(reg) v[0]); + + // Sym operands must point to a function or static + + const C: i32 = 0; + static S: i32 = 0; + asm!("{}", sym S); + asm!("{}", sym main); + asm!("{}", sym C); + //~^ ERROR invalid `sym` operand + asm!("{}", sym x); + //~^ ERROR invalid `sym` operand + + // Register operands must be Copy + + asm!("{}", in(xmm_reg) SimdNonCopy(0.0, 0.0, 0.0, 0.0)); + //~^ ERROR arguments for inline assembly must be copyable + + // Register operands must be integers, floats, SIMD vectors, pointers or + // function pointers. + + asm!("{}", in(reg) 0i64); + asm!("{}", in(reg) 0f64); + asm!("{}", in(xmm_reg) std::arch::x86_64::_mm_setzero_ps()); + asm!("{}", in(reg) 0 as *const u8); + asm!("{}", in(reg) 0 as *mut u8); + asm!("{}", in(reg) main as fn()); + asm!("{}", in(reg) |x: i32| x); + //~^ ERROR cannot use value of type + asm!("{}", in(reg) vec![0]); + //~^ ERROR cannot use value of type `Vec<i32>` for inline assembly + asm!("{}", in(reg) (1, 2, 3)); + //~^ ERROR cannot use value of type `(i32, i32, i32)` for inline assembly + asm!("{}", in(reg) [1, 2, 3]); + //~^ ERROR cannot use value of type `[i32; 3]` for inline assembly + + // Register inputs (but not outputs) allow references and function types + + let mut f = main; + let mut r = &mut 0; + asm!("{}", in(reg) f); + asm!("{}", inout(reg) f); + //~^ ERROR cannot use value of type `fn() {main}` for inline assembly + asm!("{}", in(reg) r); + asm!("{}", inout(reg) r); + //~^ ERROR cannot use value of type `&mut i32` for inline assembly + let _ = (f, r); + + // Type checks ignore never type + + let u: ! = unreachable!(); + asm!("{}", in(reg) u); + } +} + +// Sym operands must point to a function or static + +const C: i32 = 0; +static S: i32 = 0; +global_asm!("{}", sym S); +global_asm!("{}", sym main); +global_asm!("{}", sym C); +//~^ ERROR invalid `sym` operand diff --git a/src/test/ui/asm/x86_64/type-check-2.stderr b/src/test/ui/asm/x86_64/type-check-2.stderr new file mode 100644 index 000000000..d9ca25519 --- /dev/null +++ b/src/test/ui/asm/x86_64/type-check-2.stderr @@ -0,0 +1,83 @@ +error: invalid `sym` operand + --> $DIR/type-check-2.rs:35:24 + | +LL | asm!("{}", sym x); + | ^ is a local variable + | + = help: `sym` operands must refer to either a function or a static + +error: invalid `sym` operand + --> $DIR/type-check-2.rs:86:19 + | +LL | global_asm!("{}", sym C); + | ^^^^^ is an `i32` + | + = help: `sym` operands must refer to either a function or a static + +error: invalid `sym` operand + --> $DIR/type-check-2.rs:33:20 + | +LL | asm!("{}", sym C); + | ^^^^^ is an `i32` + | + = help: `sym` operands must refer to either a function or a static + +error: arguments for inline assembly must be copyable + --> $DIR/type-check-2.rs:40:32 + | +LL | asm!("{}", in(xmm_reg) SimdNonCopy(0.0, 0.0, 0.0, 0.0)); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + | + = note: `SimdNonCopy` does not implement the Copy trait + +error: cannot use value of type `[closure@$DIR/type-check-2.rs:52:28: 52:36]` for inline assembly + --> $DIR/type-check-2.rs:52:28 + | +LL | asm!("{}", in(reg) |x: i32| x); + | ^^^^^^^^^^ + | + = note: only integers, floats, SIMD vectors, pointers and function pointers can be used as arguments for inline assembly + +error: cannot use value of type `Vec<i32>` for inline assembly + --> $DIR/type-check-2.rs:54:28 + | +LL | asm!("{}", in(reg) vec![0]); + | ^^^^^^^ + | + = note: only integers, floats, SIMD vectors, pointers and function pointers can be used as arguments for inline assembly + = note: this error originates in the macro `vec` (in Nightly builds, run with -Z macro-backtrace for more info) + +error: cannot use value of type `(i32, i32, i32)` for inline assembly + --> $DIR/type-check-2.rs:56:28 + | +LL | asm!("{}", in(reg) (1, 2, 3)); + | ^^^^^^^^^ + | + = note: only integers, floats, SIMD vectors, pointers and function pointers can be used as arguments for inline assembly + +error: cannot use value of type `[i32; 3]` for inline assembly + --> $DIR/type-check-2.rs:58:28 + | +LL | asm!("{}", in(reg) [1, 2, 3]); + | ^^^^^^^^^ + | + = note: only integers, floats, SIMD vectors, pointers and function pointers can be used as arguments for inline assembly + +error: cannot use value of type `fn() {main}` for inline assembly + --> $DIR/type-check-2.rs:66:31 + | +LL | asm!("{}", inout(reg) f); + | ^ + | + = note: only integers, floats, SIMD vectors, pointers and function pointers can be used as arguments for inline assembly + +error: cannot use value of type `&mut i32` for inline assembly + --> $DIR/type-check-2.rs:69:31 + | +LL | asm!("{}", inout(reg) r); + | ^ + | + = note: only integers, floats, SIMD vectors, pointers and function pointers can be used as arguments for inline assembly + +error: aborting due to 10 previous errors + diff --git a/src/test/ui/asm/x86_64/type-check-3.rs b/src/test/ui/asm/x86_64/type-check-3.rs new file mode 100644 index 000000000..89c849c75 --- /dev/null +++ b/src/test/ui/asm/x86_64/type-check-3.rs @@ -0,0 +1,73 @@ +// only-x86_64 +// compile-flags: -C target-feature=+avx512f + +#![feature(asm_const)] + +use std::arch::{asm, global_asm}; + +use std::arch::x86_64::{_mm256_setzero_ps, _mm_setzero_ps}; + +fn main() { + unsafe { + // Types must be listed in the register class. + + asm!("{}", in(reg) 0i128); + //~^ ERROR type `i128` cannot be used with this register class + asm!("{}", in(reg) _mm_setzero_ps()); + //~^ ERROR type `__m128` cannot be used with this register class + asm!("{}", in(reg) _mm256_setzero_ps()); + //~^ ERROR type `__m256` cannot be used with this register class + asm!("{}", in(xmm_reg) 0u8); + //~^ ERROR type `u8` cannot be used with this register class + asm!("{:e}", in(reg) 0i32); + asm!("{}", in(xmm_reg) 0i32); + asm!("{:e}", in(reg) 0f32); + asm!("{}", in(xmm_reg) 0f32); + asm!("{}", in(xmm_reg) _mm_setzero_ps()); + asm!("{:x}", in(ymm_reg) _mm_setzero_ps()); + asm!("{}", in(kreg) 0u16); + asm!("{}", in(kreg) 0u64); + //~^ ERROR `avx512bw` target feature is not enabled + + // Template modifier suggestions for sub-registers + + asm!("{0} {0}", in(reg) 0i16); + //~^ WARN formatting may not be suitable for sub-register argument + asm!("{0} {0:x}", in(reg) 0i16); + //~^ WARN formatting may not be suitable for sub-register argument + asm!("{}", in(reg) 0i32); + //~^ WARN formatting may not be suitable for sub-register argument + asm!("{}", in(reg) 0i64); + asm!("{}", in(ymm_reg) 0i64); + //~^ WARN formatting may not be suitable for sub-register argument + asm!("{}", in(ymm_reg) _mm256_setzero_ps()); + asm!("{:l}", in(reg) 0i16); + asm!("{:l}", in(reg) 0i32); + asm!("{:l}", in(reg) 0i64); + asm!("{:x}", in(ymm_reg) 0i64); + asm!("{:x}", in(ymm_reg) _mm256_setzero_ps()); + + // Suggest different register class for type + + asm!("{}", in(reg) 0i8); + //~^ ERROR type `i8` cannot be used with this register class + asm!("{}", in(reg_byte) 0i8); + + // Split inout operands must have compatible types + + let mut val_i16: i16; + let mut val_f32: f32; + let mut val_u32: u32; + let mut val_u64: u64; + let mut val_ptr: *mut u8; + asm!("{:r}", inout(reg) 0u16 => val_i16); + asm!("{:r}", inout(reg) 0u32 => val_f32); + //~^ ERROR incompatible types for asm inout argument + asm!("{:r}", inout(reg) 0u32 => val_ptr); + //~^ ERROR incompatible types for asm inout argument + asm!("{:r}", inout(reg) main => val_u32); + //~^ ERROR incompatible types for asm inout argument + asm!("{:r}", inout(reg) 0u64 => val_ptr); + asm!("{:r}", inout(reg) main => val_u64); + } +} diff --git a/src/test/ui/asm/x86_64/type-check-3.stderr b/src/test/ui/asm/x86_64/type-check-3.stderr new file mode 100644 index 000000000..b38ea8cc4 --- /dev/null +++ b/src/test/ui/asm/x86_64/type-check-3.stderr @@ -0,0 +1,118 @@ +error: type `i128` cannot be used with this register class + --> $DIR/type-check-3.rs:14:28 + | +LL | asm!("{}", in(reg) 0i128); + | ^^^^^ + | + = note: register class `reg` supports these types: i16, i32, i64, f32, f64 + +error: type `__m128` cannot be used with this register class + --> $DIR/type-check-3.rs:16:28 + | +LL | asm!("{}", in(reg) _mm_setzero_ps()); + | ^^^^^^^^^^^^^^^^ + | + = note: register class `reg` supports these types: i16, i32, i64, f32, f64 + +error: type `__m256` cannot be used with this register class + --> $DIR/type-check-3.rs:18:28 + | +LL | asm!("{}", in(reg) _mm256_setzero_ps()); + | ^^^^^^^^^^^^^^^^^^^ + | + = note: register class `reg` supports these types: i16, i32, i64, f32, f64 + +error: type `u8` cannot be used with this register class + --> $DIR/type-check-3.rs:20:32 + | +LL | asm!("{}", in(xmm_reg) 0u8); + | ^^^ + | + = note: register class `xmm_reg` supports these types: i32, i64, f32, f64, i8x16, i16x8, i32x4, i64x2, f32x4, f64x2 + +error: `avx512bw` target feature is not enabled + --> $DIR/type-check-3.rs:29:29 + | +LL | asm!("{}", in(kreg) 0u64); + | ^^^^ + | + = note: this is required to use type `u64` with register class `kreg` + +warning: formatting may not be suitable for sub-register argument + --> $DIR/type-check-3.rs:34:15 + | +LL | asm!("{0} {0}", in(reg) 0i16); + | ^^^ ^^^ ---- for this argument + | + = note: `#[warn(asm_sub_register)]` on by default + = help: use the `x` modifier to have the register formatted as `ax` + = help: or use the `r` modifier to keep the default formatting of `rax` + +warning: formatting may not be suitable for sub-register argument + --> $DIR/type-check-3.rs:36:15 + | +LL | asm!("{0} {0:x}", in(reg) 0i16); + | ^^^ ---- for this argument + | + = help: use the `x` modifier to have the register formatted as `ax` + = help: or use the `r` modifier to keep the default formatting of `rax` + +warning: formatting may not be suitable for sub-register argument + --> $DIR/type-check-3.rs:38:15 + | +LL | asm!("{}", in(reg) 0i32); + | ^^ ---- for this argument + | + = help: use the `e` modifier to have the register formatted as `eax` + = help: or use the `r` modifier to keep the default formatting of `rax` + +warning: formatting may not be suitable for sub-register argument + --> $DIR/type-check-3.rs:41:15 + | +LL | asm!("{}", in(ymm_reg) 0i64); + | ^^ ---- for this argument + | + = help: use the `x` modifier to have the register formatted as `xmm0` + = help: or use the `y` modifier to keep the default formatting of `ymm0` + +error: type `i8` cannot be used with this register class + --> $DIR/type-check-3.rs:52:28 + | +LL | asm!("{}", in(reg) 0i8); + | ^^^ + | + = note: register class `reg` supports these types: i16, i32, i64, f32, f64 + = help: consider using the `reg_byte` register class instead + +error: incompatible types for asm inout argument + --> $DIR/type-check-3.rs:64:33 + | +LL | asm!("{:r}", inout(reg) 0u32 => val_f32); + | ^^^^ ^^^^^^^ type `f32` + | | + | type `u32` + | + = note: asm inout arguments must have the same type, unless they are both pointers or integers of the same size + +error: incompatible types for asm inout argument + --> $DIR/type-check-3.rs:66:33 + | +LL | asm!("{:r}", inout(reg) 0u32 => val_ptr); + | ^^^^ ^^^^^^^ type `*mut u8` + | | + | type `u32` + | + = note: asm inout arguments must have the same type, unless they are both pointers or integers of the same size + +error: incompatible types for asm inout argument + --> $DIR/type-check-3.rs:68:33 + | +LL | asm!("{:r}", inout(reg) main => val_u32); + | ^^^^ ^^^^^^^ type `u32` + | | + | type `fn()` + | + = note: asm inout arguments must have the same type, unless they are both pointers or integers of the same size + +error: aborting due to 9 previous errors; 4 warnings emitted + diff --git a/src/test/ui/asm/x86_64/type-check-4.rs b/src/test/ui/asm/x86_64/type-check-4.rs new file mode 100644 index 000000000..da3b76c3d --- /dev/null +++ b/src/test/ui/asm/x86_64/type-check-4.rs @@ -0,0 +1,29 @@ +// only-x86_64 +// compile-flags: -C target-feature=+avx512f + +#![feature(asm_const, asm_sym)] + +use std::arch::{asm, global_asm}; + +use std::arch::x86_64::{_mm256_setzero_ps, _mm_setzero_ps}; + +fn main() { +} + +// Constants must be... constant + +static S: i32 = 1; +const fn const_foo(x: i32) -> i32 { + x +} +const fn const_bar<T>(x: T) -> T { + x +} +global_asm!("{}", const S); +//~^ ERROR constants cannot refer to statics +global_asm!("{}", const const_foo(0)); +global_asm!("{}", const const_foo(S)); +//~^ ERROR constants cannot refer to statics +global_asm!("{}", const const_bar(0)); +global_asm!("{}", const const_bar(S)); +//~^ ERROR constants cannot refer to statics diff --git a/src/test/ui/asm/x86_64/type-check-4.stderr b/src/test/ui/asm/x86_64/type-check-4.stderr new file mode 100644 index 000000000..33f4638fb --- /dev/null +++ b/src/test/ui/asm/x86_64/type-check-4.stderr @@ -0,0 +1,27 @@ +error[E0013]: constants cannot refer to statics + --> $DIR/type-check-4.rs:22:25 + | +LL | global_asm!("{}", const S); + | ^ + | + = help: consider extracting the value of the `static` to a `const`, and referring to that + +error[E0013]: constants cannot refer to statics + --> $DIR/type-check-4.rs:25:35 + | +LL | global_asm!("{}", const const_foo(S)); + | ^ + | + = help: consider extracting the value of the `static` to a `const`, and referring to that + +error[E0013]: constants cannot refer to statics + --> $DIR/type-check-4.rs:28:35 + | +LL | global_asm!("{}", const const_bar(S)); + | ^ + | + = help: consider extracting the value of the `static` to a `const`, and referring to that + +error: aborting due to 3 previous errors + +For more information about this error, try `rustc --explain E0013`. diff --git a/src/test/ui/asm/x86_64/type-check-5.rs b/src/test/ui/asm/x86_64/type-check-5.rs new file mode 100644 index 000000000..6190e0b52 --- /dev/null +++ b/src/test/ui/asm/x86_64/type-check-5.rs @@ -0,0 +1,63 @@ +// only-x86_64 + +#![feature(repr_simd, never_type, asm_sym)] + +use std::arch::asm; + +#[repr(simd)] +struct SimdNonCopy(f32, f32, f32, f32); + +fn main() { + unsafe { + // Inputs must be initialized + + let x: u64; + asm!("{}", in(reg) x); + //~^ ERROR E0381 + let mut y: u64; + asm!("{}", inout(reg) y); + //~^ ERROR E0381 + let _ = y; + + // Outputs require mutable places + + let v: Vec<u64> = vec![0, 1, 2]; + asm!("{}", in(reg) v[0]); + asm!("{}", out(reg) v[0]); + //~^ ERROR cannot borrow `v` as mutable, as it is not declared as mutable + asm!("{}", inout(reg) v[0]); + //~^ ERROR cannot borrow `v` as mutable, as it is not declared as mutable + + // Sym operands must point to a function or static + + const C: i32 = 0; + static S: i32 = 0; + asm!("{}", sym S); + asm!("{}", sym main); + + // Register operands must be Copy + + // Register operands must be integers, floats, SIMD vectors, pointers or + // function pointers. + + asm!("{}", in(reg) 0i64); + asm!("{}", in(reg) 0f64); + asm!("{}", in(xmm_reg) std::arch::x86_64::_mm_setzero_ps()); + asm!("{}", in(reg) 0 as *const u8); + asm!("{}", in(reg) 0 as *mut u8); + asm!("{}", in(reg) main as fn()); + + // Register inputs (but not outputs) allow references and function types + + let mut f = main; + let mut r = &mut 0; + asm!("{}", in(reg) f); + asm!("{}", in(reg) r); + let _ = (f, r); + + // Type checks ignore never type + + let u: ! = unreachable!(); + asm!("{}", in(reg) u); + } +} diff --git a/src/test/ui/asm/x86_64/type-check-5.stderr b/src/test/ui/asm/x86_64/type-check-5.stderr new file mode 100644 index 000000000..e9c93fea5 --- /dev/null +++ b/src/test/ui/asm/x86_64/type-check-5.stderr @@ -0,0 +1,38 @@ +error[E0381]: used binding `x` isn't initialized + --> $DIR/type-check-5.rs:15:28 + | +LL | let x: u64; + | - binding declared here but left uninitialized +LL | asm!("{}", in(reg) x); + | ^ `x` used here but it isn't initialized + +error[E0381]: used binding `y` isn't initialized + --> $DIR/type-check-5.rs:18:9 + | +LL | let mut y: u64; + | ----- binding declared here but left uninitialized +LL | asm!("{}", inout(reg) y); + | ^^^^^^^^^^^^^^^^^^^^^^^^ `y` used here but it isn't initialized + +error[E0596]: cannot borrow `v` as mutable, as it is not declared as mutable + --> $DIR/type-check-5.rs:26:29 + | +LL | let v: Vec<u64> = vec![0, 1, 2]; + | - help: consider changing this to be mutable: `mut v` +LL | asm!("{}", in(reg) v[0]); +LL | asm!("{}", out(reg) v[0]); + | ^ cannot borrow as mutable + +error[E0596]: cannot borrow `v` as mutable, as it is not declared as mutable + --> $DIR/type-check-5.rs:28:31 + | +LL | let v: Vec<u64> = vec![0, 1, 2]; + | - help: consider changing this to be mutable: `mut v` +... +LL | asm!("{}", inout(reg) v[0]); + | ^ cannot borrow as mutable + +error: aborting due to 4 previous errors + +Some errors have detailed explanations: E0381, E0596. +For more information about an error, try `rustc --explain E0381`. |