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Add inline comments why we're forcing the target cpu

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This commit is contained in:
Josh Stone 2024-05-01 16:54:20 -07:00
parent 706f06c39a
commit 1b79bb937f
9 changed files with 25 additions and 19 deletions
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1
tests/assembly/simd-intrinsic-mask-reduce.rs
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@ -1,6 +1,7 @@
// verify that simd mask reductions do not introduce additional bit shift operations // verify that simd mask reductions do not introduce additional bit shift operations
//@ revisions: x86 aarch64 //@ revisions: x86 aarch64
//@ [x86] compile-flags: --target=x86_64-unknown-linux-gnu -C llvm-args=-x86-asm-syntax=intel //@ [x86] compile-flags: --target=x86_64-unknown-linux-gnu -C llvm-args=-x86-asm-syntax=intel
// Set the base cpu explicitly, in case the default has been changed.
//@ [x86] compile-flags: -C target-cpu=x86-64 //@ [x86] compile-flags: -C target-cpu=x86-64
//@ [x86] needs-llvm-components: x86 //@ [x86] needs-llvm-components: x86
//@ [aarch64] compile-flags: --target=aarch64-unknown-linux-gnu //@ [aarch64] compile-flags: --target=aarch64-unknown-linux-gnu

1
tests/assembly/x86_64-floating-point-clamp.rs
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@ -2,6 +2,7 @@
// so check to make sure that's what it's actually emitting. // so check to make sure that's what it's actually emitting.
//@ assembly-output: emit-asm //@ assembly-output: emit-asm
// Set the base cpu explicitly, in case the default has been changed.
//@ compile-flags: --crate-type=lib -O -C llvm-args=-x86-asm-syntax=intel -C target-cpu=x86-64 //@ compile-flags: --crate-type=lib -O -C llvm-args=-x86-asm-syntax=intel -C target-cpu=x86-64
//@ only-x86_64 //@ only-x86_64
//@ ignore-sgx //@ ignore-sgx

1
tests/codegen/target-feature-inline-closure.rs
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@ -1,4 +1,5 @@
//@ only-x86_64 //@ only-x86_64
// Set the base cpu explicitly, in case the default has been changed.
//@ compile-flags: -Copt-level=3 -Ctarget-cpu=x86-64 //@ compile-flags: -Copt-level=3 -Ctarget-cpu=x86-64
#![crate_type = "lib"] #![crate_type = "lib"]

1
tests/ui/asm/x86_64/target-feature-attr.rs
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@ -1,4 +1,5 @@
//@ only-x86_64 //@ only-x86_64
// Set the base cpu explicitly, in case the default has been changed.
//@ compile-flags: -C target-cpu=x86-64 //@ compile-flags: -C target-cpu=x86-64
#![feature(avx512_target_feature)] #![feature(avx512_target_feature)]

8
tests/ui/asm/x86_64/target-feature-attr.stderr
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@ -1,23 +1,23 @@
error: register class `ymm_reg` requires the `avx` target feature error: register class `ymm_reg` requires the `avx` target feature
--> $DIR/target-feature-attr.rs:19:40 --> $DIR/target-feature-attr.rs:20:40
| |
LL | asm!("vaddps {2:y}, {0:y}, {1:y}", in(ymm_reg) x, in(ymm_reg) y, lateout(ymm_reg) x); 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 error: register class `ymm_reg` requires the `avx` target feature
--> $DIR/target-feature-attr.rs:19:55 --> $DIR/target-feature-attr.rs:20:55
| |
LL | asm!("vaddps {2:y}, {0:y}, {1:y}", in(ymm_reg) x, in(ymm_reg) y, lateout(ymm_reg) x); 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 error: register class `ymm_reg` requires the `avx` target feature
--> $DIR/target-feature-attr.rs:19:70 --> $DIR/target-feature-attr.rs:20:70
| |
LL | asm!("vaddps {2:y}, {0:y}, {1:y}", in(ymm_reg) x, in(ymm_reg) y, lateout(ymm_reg) x); 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 error: register class `kreg` requires at least one of the following target features: avx512bw, avx512f
--> $DIR/target-feature-attr.rs:34:23 --> $DIR/target-feature-attr.rs:35:23
| |
LL | asm!("/* {0} */", in(kreg) x); LL | asm!("/* {0} */", in(kreg) x);
| ^^^^^^^^^^ | ^^^^^^^^^^

1
tests/ui/consts/const-eval/const_fn_target_feature.rs
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@ -1,4 +1,5 @@
//@ only-x86_64 //@ only-x86_64
// Set the base cpu explicitly, in case the default has been changed.
//@ compile-flags: -C target-cpu=x86-64 -C target-feature=+ssse3 //@ compile-flags: -C target-cpu=x86-64 -C target-feature=+ssse3
#![crate_type = "lib"] #![crate_type = "lib"]

2
tests/ui/consts/const-eval/const_fn_target_feature.stderr
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@ -1,5 +1,5 @@
error[E0080]: evaluation of constant value failed error[E0080]: evaluation of constant value failed
--> $DIR/const_fn_target_feature.rs:10:24 --> $DIR/const_fn_target_feature.rs:11:24
| |
LL | const B: () = unsafe { avx2_fn() }; LL | const B: () = unsafe { avx2_fn() };
| ^^^^^^^^^ calling a function that requires unavailable target features: avx2 | ^^^^^^^^^ calling a function that requires unavailable target features: avx2

1
tests/ui/rfcs/rfc-2396-target_feature-11/safe-calls.rs
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@ -1,4 +1,5 @@
//@ only-x86_64 //@ only-x86_64
// Set the base cpu explicitly, in case the default has been changed.
//@ compile-flags: -C target-cpu=x86-64 //@ compile-flags: -C target-cpu=x86-64
#![feature(target_feature_11)] #![feature(target_feature_11)]

28
tests/ui/rfcs/rfc-2396-target_feature-11/safe-calls.stderr
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@ -1,5 +1,5 @@
error[E0133]: call to function `sse2` with `#[target_feature]` is unsafe and requires unsafe function or block error[E0133]: call to function `sse2` with `#[target_feature]` is unsafe and requires unsafe function or block
--> $DIR/safe-calls.rs:26:5 --> $DIR/safe-calls.rs:27:5
| |
LL | sse2(); LL | sse2();
| ^^^^^^ call to function with `#[target_feature]` | ^^^^^^ call to function with `#[target_feature]`
@ -8,7 +8,7 @@ LL | sse2();
= note: the sse2 target feature being enabled in the build configuration does not remove the requirement to list it in `#[target_feature]` = note: the sse2 target feature being enabled in the build configuration does not remove the requirement to list it in `#[target_feature]`
error[E0133]: call to function `avx_bmi2` with `#[target_feature]` is unsafe and requires unsafe function or block error[E0133]: call to function `avx_bmi2` with `#[target_feature]` is unsafe and requires unsafe function or block
--> $DIR/safe-calls.rs:28:5 --> $DIR/safe-calls.rs:29:5
| |
LL | avx_bmi2(); LL | avx_bmi2();
| ^^^^^^^^^^ call to function with `#[target_feature]` | ^^^^^^^^^^ call to function with `#[target_feature]`
@ -16,7 +16,7 @@ LL | avx_bmi2();
= help: in order for the call to be safe, the context requires the following additional target features: avx and bmi2 = help: in order for the call to be safe, the context requires the following additional target features: avx and bmi2
error[E0133]: call to function `Quux::avx_bmi2` with `#[target_feature]` is unsafe and requires unsafe function or block error[E0133]: call to function `Quux::avx_bmi2` with `#[target_feature]` is unsafe and requires unsafe function or block
--> $DIR/safe-calls.rs:30:5 --> $DIR/safe-calls.rs:31:5
| |
LL | Quux.avx_bmi2(); LL | Quux.avx_bmi2();
| ^^^^^^^^^^^^^^^ call to function with `#[target_feature]` | ^^^^^^^^^^^^^^^ call to function with `#[target_feature]`
@ -24,7 +24,7 @@ LL | Quux.avx_bmi2();
= help: in order for the call to be safe, the context requires the following additional target features: avx and bmi2 = help: in order for the call to be safe, the context requires the following additional target features: avx and bmi2
error[E0133]: call to function `avx_bmi2` with `#[target_feature]` is unsafe and requires unsafe function or block error[E0133]: call to function `avx_bmi2` with `#[target_feature]` is unsafe and requires unsafe function or block
--> $DIR/safe-calls.rs:36:5 --> $DIR/safe-calls.rs:37:5
| |
LL | avx_bmi2(); LL | avx_bmi2();
| ^^^^^^^^^^ call to function with `#[target_feature]` | ^^^^^^^^^^ call to function with `#[target_feature]`
@ -32,7 +32,7 @@ LL | avx_bmi2();
= help: in order for the call to be safe, the context requires the following additional target features: avx and bmi2 = help: in order for the call to be safe, the context requires the following additional target features: avx and bmi2
error[E0133]: call to function `Quux::avx_bmi2` with `#[target_feature]` is unsafe and requires unsafe function or block error[E0133]: call to function `Quux::avx_bmi2` with `#[target_feature]` is unsafe and requires unsafe function or block
--> $DIR/safe-calls.rs:38:5 --> $DIR/safe-calls.rs:39:5
| |
LL | Quux.avx_bmi2(); LL | Quux.avx_bmi2();
| ^^^^^^^^^^^^^^^ call to function with `#[target_feature]` | ^^^^^^^^^^^^^^^ call to function with `#[target_feature]`
@ -40,7 +40,7 @@ LL | Quux.avx_bmi2();
= help: in order for the call to be safe, the context requires the following additional target features: avx and bmi2 = help: in order for the call to be safe, the context requires the following additional target features: avx and bmi2
error[E0133]: call to function `sse2` with `#[target_feature]` is unsafe and requires unsafe function or block error[E0133]: call to function `sse2` with `#[target_feature]` is unsafe and requires unsafe function or block
--> $DIR/safe-calls.rs:44:5 --> $DIR/safe-calls.rs:45:5
| |
LL | sse2(); LL | sse2();
| ^^^^^^ call to function with `#[target_feature]` | ^^^^^^ call to function with `#[target_feature]`
@ -49,7 +49,7 @@ LL | sse2();
= note: the sse2 target feature being enabled in the build configuration does not remove the requirement to list it in `#[target_feature]` = note: the sse2 target feature being enabled in the build configuration does not remove the requirement to list it in `#[target_feature]`
error[E0133]: call to function `avx_bmi2` with `#[target_feature]` is unsafe and requires unsafe function or block error[E0133]: call to function `avx_bmi2` with `#[target_feature]` is unsafe and requires unsafe function or block
--> $DIR/safe-calls.rs:46:5 --> $DIR/safe-calls.rs:47:5
| |
LL | avx_bmi2(); LL | avx_bmi2();
| ^^^^^^^^^^ call to function with `#[target_feature]` | ^^^^^^^^^^ call to function with `#[target_feature]`
@ -57,7 +57,7 @@ LL | avx_bmi2();
= help: in order for the call to be safe, the context requires the following additional target feature: bmi2 = help: in order for the call to be safe, the context requires the following additional target feature: bmi2
error[E0133]: call to function `Quux::avx_bmi2` with `#[target_feature]` is unsafe and requires unsafe function or block error[E0133]: call to function `Quux::avx_bmi2` with `#[target_feature]` is unsafe and requires unsafe function or block
--> $DIR/safe-calls.rs:48:5 --> $DIR/safe-calls.rs:49:5
| |
LL | Quux.avx_bmi2(); LL | Quux.avx_bmi2();
| ^^^^^^^^^^^^^^^ call to function with `#[target_feature]` | ^^^^^^^^^^^^^^^ call to function with `#[target_feature]`
@ -65,7 +65,7 @@ LL | Quux.avx_bmi2();
= help: in order for the call to be safe, the context requires the following additional target feature: bmi2 = help: in order for the call to be safe, the context requires the following additional target feature: bmi2
error[E0133]: call to function `sse2` with `#[target_feature]` is unsafe and requires unsafe function or block error[E0133]: call to function `sse2` with `#[target_feature]` is unsafe and requires unsafe function or block
--> $DIR/safe-calls.rs:55:5 --> $DIR/safe-calls.rs:56:5
| |
LL | sse2(); LL | sse2();
| ^^^^^^ call to function with `#[target_feature]` | ^^^^^^ call to function with `#[target_feature]`
@ -74,7 +74,7 @@ LL | sse2();
= note: the sse2 target feature being enabled in the build configuration does not remove the requirement to list it in `#[target_feature]` = note: the sse2 target feature being enabled in the build configuration does not remove the requirement to list it in `#[target_feature]`
error[E0133]: call to function `sse2` with `#[target_feature]` is unsafe and requires unsafe function or block error[E0133]: call to function `sse2` with `#[target_feature]` is unsafe and requires unsafe function or block
--> $DIR/safe-calls.rs:59:15 --> $DIR/safe-calls.rs:60:15
| |
LL | const _: () = sse2(); LL | const _: () = sse2();
| ^^^^^^ call to function with `#[target_feature]` | ^^^^^^ call to function with `#[target_feature]`
@ -83,7 +83,7 @@ LL | const _: () = sse2();
= note: the sse2 target feature being enabled in the build configuration does not remove the requirement to list it in `#[target_feature]` = note: the sse2 target feature being enabled in the build configuration does not remove the requirement to list it in `#[target_feature]`
error[E0133]: call to function `sse2_and_fxsr` with `#[target_feature]` is unsafe and requires unsafe function or block error[E0133]: call to function `sse2_and_fxsr` with `#[target_feature]` is unsafe and requires unsafe function or block
--> $DIR/safe-calls.rs:62:15 --> $DIR/safe-calls.rs:63:15
| |
LL | const _: () = sse2_and_fxsr(); LL | const _: () = sse2_and_fxsr();
| ^^^^^^^^^^^^^^^ call to function with `#[target_feature]` | ^^^^^^^^^^^^^^^ call to function with `#[target_feature]`
@ -92,7 +92,7 @@ LL | const _: () = sse2_and_fxsr();
= note: the fxsr and sse2 target features being enabled in the build configuration does not remove the requirement to list them in `#[target_feature]` = note: the fxsr and sse2 target features being enabled in the build configuration does not remove the requirement to list them in `#[target_feature]`
error: call to function `sse2` with `#[target_feature]` is unsafe and requires unsafe block (error E0133) error: call to function `sse2` with `#[target_feature]` is unsafe and requires unsafe block (error E0133)
--> $DIR/safe-calls.rs:69:5 --> $DIR/safe-calls.rs:70:5
| |
LL | sse2(); LL | sse2();
| ^^^^^^ call to function with `#[target_feature]` | ^^^^^^ call to function with `#[target_feature]`
@ -101,12 +101,12 @@ LL | sse2();
= help: in order for the call to be safe, the context requires the following additional target feature: sse2 = help: in order for the call to be safe, the context requires the following additional target feature: sse2
= note: the sse2 target feature being enabled in the build configuration does not remove the requirement to list it in `#[target_feature]` = note: the sse2 target feature being enabled in the build configuration does not remove the requirement to list it in `#[target_feature]`
note: an unsafe function restricts its caller, but its body is safe by default note: an unsafe function restricts its caller, but its body is safe by default
--> $DIR/safe-calls.rs:68:1 --> $DIR/safe-calls.rs:69:1
| |
LL | unsafe fn needs_unsafe_block() { LL | unsafe fn needs_unsafe_block() {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
note: the lint level is defined here note: the lint level is defined here
--> $DIR/safe-calls.rs:65:8 --> $DIR/safe-calls.rs:66:8
| |
LL | #[deny(unsafe_op_in_unsafe_fn)] LL | #[deny(unsafe_op_in_unsafe_fn)]
| ^^^^^^^^^^^^^^^^^^^^^^ | ^^^^^^^^^^^^^^^^^^^^^^