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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:20:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:20:29 +0000 |
commit | 631cd5845e8de329d0e227aaa707d7ea228b8f8f (patch) | |
tree | a1b87c8f8cad01cf18f7c5f57a08f102771ed303 /tests/codegen/intrinsics/transmute-x64.rs | |
parent | Adding debian version 1.69.0+dfsg1-1. (diff) | |
download | rustc-631cd5845e8de329d0e227aaa707d7ea228b8f8f.tar.xz rustc-631cd5845e8de329d0e227aaa707d7ea228b8f8f.zip |
Merging upstream version 1.70.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/codegen/intrinsics/transmute-x64.rs')
-rw-r--r-- | tests/codegen/intrinsics/transmute-x64.rs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/tests/codegen/intrinsics/transmute-x64.rs b/tests/codegen/intrinsics/transmute-x64.rs new file mode 100644 index 000000000..99d258c62 --- /dev/null +++ b/tests/codegen/intrinsics/transmute-x64.rs @@ -0,0 +1,35 @@ +// compile-flags: -O -C no-prepopulate-passes +// only-x86_64 (it's using arch-specific types) +// min-llvm-version: 15.0 # this test assumes `ptr`s + +#![crate_type = "lib"] + +use std::arch::x86_64::{__m128, __m128i, __m256i}; +use std::mem::transmute; + +// CHECK-LABEL: @check_sse_float_to_int( +#[no_mangle] +pub unsafe fn check_sse_float_to_int(x: __m128) -> __m128i { + // CHECK-NOT: alloca + // CHECK: %1 = load <4 x float>, ptr %x, align 16 + // CHECK: store <4 x float> %1, ptr %0, align 16 + transmute(x) +} + +// CHECK-LABEL: @check_sse_pair_to_avx( +#[no_mangle] +pub unsafe fn check_sse_pair_to_avx(x: (__m128i, __m128i)) -> __m256i { + // CHECK-NOT: alloca + // CHECK: %1 = load <4 x i64>, ptr %x, align 16 + // CHECK: store <4 x i64> %1, ptr %0, align 32 + transmute(x) +} + +// CHECK-LABEL: @check_sse_pair_from_avx( +#[no_mangle] +pub unsafe fn check_sse_pair_from_avx(x: __m256i) -> (__m128i, __m128i) { + // CHECK-NOT: alloca + // CHECK: %1 = load <4 x i64>, ptr %x, align 32 + // CHECK: store <4 x i64> %1, ptr %0, align 16 + transmute(x) +} |