diff options
Diffstat (limited to 'tests')
7 files changed, 83 insertions, 0 deletions
diff --git a/tests/codegen/retpoline.rs b/tests/codegen/retpoline.rs new file mode 100644 index 00000000000..30fdd9c2db2 --- /dev/null +++ b/tests/codegen/retpoline.rs @@ -0,0 +1,29 @@ +// ignore-tidy-linelength +// Test that the +// `retpoline-external-thunk`, `retpoline-indirect-branches`, `retpoline-indirect-calls` +// target features are (not) emitted when the `retpoline/retpoline-external-thunk` flag is (not) set. + +//@ revisions: disabled enabled_retpoline enabled_retpoline_external_thunk +//@ needs-llvm-components: x86 +//@ compile-flags: --target x86_64-unknown-linux-gnu +//@ [enabled_retpoline] compile-flags: -Zretpoline +//@ [enabled_retpoline_external_thunk] compile-flags: -Zretpoline-external-thunk + +#![crate_type = "lib"] +#![feature(no_core, lang_items)] +#![no_core] + +#[lang = "sized"] +trait Sized {} + +#[no_mangle] +pub fn foo() { + // CHECK: @foo() unnamed_addr #0 + + // disabled-NOT: attributes #0 = { {{.*}}"target-features"="{{[^"]*}}+retpoline-external-thunk{{.*}} } + // disabled-NOT: attributes #0 = { {{.*}}"target-features"="{{[^"]*}}+retpoline-indirect-branches{{.*}} } + // disabled-NOT: attributes #0 = { {{.*}}"target-features"="{{[^"]*}}+retpoline-indirect-calls{{.*}} } + + // enabled_retpoline: attributes #0 = { {{.*}}"target-features"="{{[^"]*}}+retpoline-indirect-branches,+retpoline-indirect-calls{{.*}} } + // enabled_retpoline_external_thunk: attributes #0 = { {{.*}}"target-features"="{{[^"]*}}+retpoline-external-thunk,+retpoline-indirect-branches,+retpoline-indirect-calls{{.*}} } +} diff --git a/tests/ui/check-cfg/target_feature.stderr b/tests/ui/check-cfg/target_feature.stderr index ec81ba2e3d8..f29a41d6a8e 100644 --- a/tests/ui/check-cfg/target_feature.stderr +++ b/tests/ui/check-cfg/target_feature.stderr @@ -212,6 +212,9 @@ LL | cfg!(target_feature = "_UNEXPECTED_VALUE"); `relax` `relaxed-simd` `reserve-x18` +`retpoline-external-thunk` +`retpoline-indirect-branches` +`retpoline-indirect-calls` `rtm` `sb` `scq` diff --git a/tests/ui/target-feature/retpoline-target-feature-flag.by_feature.stderr b/tests/ui/target-feature/retpoline-target-feature-flag.by_feature.stderr new file mode 100644 index 00000000000..e2b6078b7a8 --- /dev/null +++ b/tests/ui/target-feature/retpoline-target-feature-flag.by_feature.stderr @@ -0,0 +1,7 @@ +warning: target feature `retpoline-external-thunk` cannot be enabled with `-Ctarget-feature`: use `x86-retpoline` target modifier flag instead + | + = note: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #116344 <https://github.com/rust-lang/rust/issues/116344> + +warning: 1 warning emitted + diff --git a/tests/ui/target-feature/retpoline-target-feature-flag.by_feature1.stderr b/tests/ui/target-feature/retpoline-target-feature-flag.by_feature1.stderr new file mode 100644 index 00000000000..2a0f5f01aef --- /dev/null +++ b/tests/ui/target-feature/retpoline-target-feature-flag.by_feature1.stderr @@ -0,0 +1,7 @@ +warning: target feature `retpoline-external-thunk` cannot be enabled with `-Ctarget-feature`: use `retpoline-external-thunk` target modifier flag instead + | + = note: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #116344 <https://github.com/rust-lang/rust/issues/116344> + +warning: 1 warning emitted + diff --git a/tests/ui/target-feature/retpoline-target-feature-flag.by_feature2.stderr b/tests/ui/target-feature/retpoline-target-feature-flag.by_feature2.stderr new file mode 100644 index 00000000000..f7b6cb16447 --- /dev/null +++ b/tests/ui/target-feature/retpoline-target-feature-flag.by_feature2.stderr @@ -0,0 +1,7 @@ +warning: target feature `retpoline-indirect-branches` cannot be enabled with `-Ctarget-feature`: use `retpoline` target modifier flag instead + | + = note: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #116344 <https://github.com/rust-lang/rust/issues/116344> + +warning: 1 warning emitted + diff --git a/tests/ui/target-feature/retpoline-target-feature-flag.by_feature3.stderr b/tests/ui/target-feature/retpoline-target-feature-flag.by_feature3.stderr new file mode 100644 index 00000000000..4f2cd1d1a52 --- /dev/null +++ b/tests/ui/target-feature/retpoline-target-feature-flag.by_feature3.stderr @@ -0,0 +1,7 @@ +warning: target feature `retpoline-indirect-calls` cannot be enabled with `-Ctarget-feature`: use `retpoline` target modifier flag instead + | + = note: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #116344 <https://github.com/rust-lang/rust/issues/116344> + +warning: 1 warning emitted + diff --git a/tests/ui/target-feature/retpoline-target-feature-flag.rs b/tests/ui/target-feature/retpoline-target-feature-flag.rs new file mode 100644 index 00000000000..3e614a4236c --- /dev/null +++ b/tests/ui/target-feature/retpoline-target-feature-flag.rs @@ -0,0 +1,23 @@ +//@ revisions: by_flag by_feature1 by_feature2 by_feature3 +//@ compile-flags: --target=x86_64-unknown-linux-gnu --crate-type=lib +//@ needs-llvm-components: x86 +//@ [by_flag]compile-flags: -Zretpoline + +//@ [by_feature1]compile-flags: -Ctarget-feature=+retpoline-external-thunk +//@ [by_feature2]compile-flags: -Ctarget-feature=+retpoline-indirect-branches +//@ [by_feature3]compile-flags: -Ctarget-feature=+retpoline-indirect-calls +//@ [by_flag]build-pass +// For now this is just a warning. +//@ [by_feature1]build-pass +//@ [by_feature2]build-pass +//@ [by_feature3]build-pass +#![feature(no_core, lang_items)] +#![no_std] +#![no_core] + +#[lang = "sized"] +pub trait Sized {} + +//[by_feature1]~? WARN target feature `retpoline-external-thunk` cannot be enabled with `-Ctarget-feature`: use `retpoline-external-thunk` target modifier flag instead +//[by_feature2]~? WARN target feature `retpoline-indirect-branches` cannot be enabled with `-Ctarget-feature`: use `retpoline` target modifier flag instead +//[by_feature3]~? WARN target feature `retpoline-indirect-calls` cannot be enabled with `-Ctarget-feature`: use `retpoline` target modifier flag instead |