diff options
Diffstat (limited to 'test/CodeGen/X86/vec_fabs.ll')
| -rw-r--r-- | test/CodeGen/X86/vec_fabs.ll | 30 |
1 files changed, 25 insertions, 5 deletions
diff --git a/test/CodeGen/X86/vec_fabs.ll b/test/CodeGen/X86/vec_fabs.ll index 82517cb9a5a0..4c14a9602d41 100644 --- a/test/CodeGen/X86/vec_fabs.ll +++ b/test/CodeGen/X86/vec_fabs.ll @@ -1,9 +1,9 @@ -; RUN: llc < %s -mtriple=x86_64-apple-darwin -march=x86 -mcpu=corei7-avx | FileCheck %s +; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=corei7-avx | FileCheck %s define <2 x double> @fabs_v2f64(<2 x double> %p) { - ; CHECK: fabs_v2f64 + ; CHECK-LABEL: fabs_v2f64 ; CHECK: vandps %t = call <2 x double> @llvm.fabs.v2f64(<2 x double> %p) ret <2 x double> %t @@ -12,7 +12,7 @@ declare <2 x double> @llvm.fabs.v2f64(<2 x double> %p) define <4 x float> @fabs_v4f32(<4 x float> %p) { - ; CHECK: fabs_v4f32 + ; CHECK-LABEL: fabs_v4f32 ; CHECK: vandps %t = call <4 x float> @llvm.fabs.v4f32(<4 x float> %p) ret <4 x float> %t @@ -21,7 +21,7 @@ declare <4 x float> @llvm.fabs.v4f32(<4 x float> %p) define <4 x double> @fabs_v4f64(<4 x double> %p) { - ; CHECK: fabs_v4f64 + ; CHECK-LABEL: fabs_v4f64 ; CHECK: vandps %t = call <4 x double> @llvm.fabs.v4f64(<4 x double> %p) ret <4 x double> %t @@ -30,9 +30,29 @@ declare <4 x double> @llvm.fabs.v4f64(<4 x double> %p) define <8 x float> @fabs_v8f32(<8 x float> %p) { - ; CHECK: fabs_v8f32 + ; CHECK-LABEL: fabs_v8f32 ; CHECK: vandps %t = call <8 x float> @llvm.fabs.v8f32(<8 x float> %p) ret <8 x float> %t } declare <8 x float> @llvm.fabs.v8f32(<8 x float> %p) + +; PR20354: when generating code for a vector fabs op, +; make sure the correct mask is used for all vector elements. +; CHECK-LABEL: .LCPI4_0: +; CHECK-NEXT: .long 2147483647 +; CHECK-NEXT: .long 2147483647 +define i64 @fabs_v2f32(<2 x float> %v) { +; CHECK-LABEL: fabs_v2f32: +; CHECK: movabsq $-9223372034707292160, %[[R:r[^ ]+]] +; CHECK-NEXT: vmovq %[[R]], %[[X:xmm[0-9]+]] +; CHECK-NEXT: vandps {{.*}}.LCPI4_0{{.*}}, %[[X]], %[[X]] +; CHECK-NEXT: vmovq %[[X]], %rax +; CHECK-NEXT: retq + %highbits = bitcast i64 9223372039002259456 to <2 x float> ; 0x8000_0000_8000_0000 + %fabs = call <2 x float> @llvm.fabs.v2f32(<2 x float> %highbits) + %ret = bitcast <2 x float> %fabs to i64 + ret i64 %ret +} + +declare <2 x float> @llvm.fabs.v2f32(<2 x float> %p) |