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| author | Mingye Wang <arthur200126@gmail.com> | 2020-09-17 17:39:26 +0800 |
|---|---|---|
| committer | Mingye Wang <arthur2e5@aosc.io> | 2020-10-05 07:50:44 +0800 |
| commit | a35a93f09cc111a53d00efc567ad678583dd5ac7 (patch) | |
| tree | 943360a4a63ea2f050f5e53e691afb5c8a11d2bc /src/test/codegen/tune-cpu-on-functions.rs | |
| parent | 285fc7d704fcdd7b2a37d475d04d5d955490e000 (diff) | |
| download | rust-a35a93f09cc111a53d00efc567ad678583dd5ac7.tar.gz rust-a35a93f09cc111a53d00efc567ad678583dd5ac7.zip | |
Pass tune-cpu to LLVM
I think this is how it should work...
Diffstat (limited to 'src/test/codegen/tune-cpu-on-functions.rs')
| -rw-r--r-- | src/test/codegen/tune-cpu-on-functions.rs | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/test/codegen/tune-cpu-on-functions.rs b/src/test/codegen/tune-cpu-on-functions.rs new file mode 100644 index 00000000000..9121799cdbf --- /dev/null +++ b/src/test/codegen/tune-cpu-on-functions.rs @@ -0,0 +1,21 @@ +// This test makes sure that functions get annotated with the proper +// "tune-cpu" attribute in LLVM. + +// no-prefer-dynamic +// ignore-tidy-linelength +// compile-flags: -C no-prepopulate-passes -C panic=abort -C linker-plugin-lto -Cpasses=name-anon-globals -Z tune-cpu=generic + +#![crate_type = "staticlib"] + +// CHECK-LABEL: define {{.*}} @exported() {{.*}} #0 +#[no_mangle] +pub extern fn exported() { + not_exported(); +} + +// CHECK-LABEL: ; tune_cpu_on_functions::not_exported +// CHECK-NEXT: ; Function Attrs: +// CHECK-NEXT: define {{.*}}() {{.*}} #0 +fn not_exported() {} + +// CHECK: attributes #0 = {{.*}} "tune-cpu"="{{.*}}" |