diff options
Diffstat (limited to 'test/CodeGen/X86/fast-isel-fptrunc-fpext.ll')
| -rw-r--r-- | test/CodeGen/X86/fast-isel-fptrunc-fpext.ll | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/test/CodeGen/X86/fast-isel-fptrunc-fpext.ll b/test/CodeGen/X86/fast-isel-fptrunc-fpext.ll deleted file mode 100644 index e4e9aeaa262e..000000000000 --- a/test/CodeGen/X86/fast-isel-fptrunc-fpext.ll +++ /dev/null @@ -1,65 +0,0 @@ -; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 -fast-isel -fast-isel-abort=1 | FileCheck %s --check-prefix=ALL --check-prefix=SSE -; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx -fast-isel -fast-isel-abort=1 | FileCheck %s --check-prefix=ALL --check-prefix=AVX -; -; Verify that fast-isel doesn't select legacy SSE instructions on targets that -; feature AVX. -; -; Test cases are obtained from the following code snippet: -; /// -; double single_to_double_rr(float x) { -; return (double)x; -; } -; float double_to_single_rr(double x) { -; return (float)x; -; } -; double single_to_double_rm(float *x) { -; return (double)*x; -; } -; float double_to_single_rm(double *x) { -; return (float)*x; -; } -; /// - -define double @single_to_double_rr(float %x) { -; ALL-LABEL: single_to_double_rr: -; SSE-NOT: vcvtss2sd -; AVX: vcvtss2sd %xmm0, %xmm0, %xmm0 -; ALL: ret -entry: - %conv = fpext float %x to double - ret double %conv -} - -define float @double_to_single_rr(double %x) { -; ALL-LABEL: double_to_single_rr: -; SSE-NOT: vcvtsd2ss -; AVX: vcvtsd2ss %xmm0, %xmm0, %xmm0 -; ALL: ret -entry: - %conv = fptrunc double %x to float - ret float %conv -} - -define double @single_to_double_rm(float* %x) { -; ALL-LABEL: single_to_double_rm: -; SSE: cvtss2sd (%rdi), %xmm0 -; AVX: vmovss (%rdi), %xmm0 -; AVX-NEXT: vcvtss2sd %xmm0, %xmm0, %xmm0 -; ALL-NEXT: ret -entry: - %0 = load float, float* %x, align 4 - %conv = fpext float %0 to double - ret double %conv -} - -define float @double_to_single_rm(double* %x) { -; ALL-LABEL: double_to_single_rm: -; SSE: cvtsd2ss (%rdi), %xmm0 -; AVX: vmovsd (%rdi), %xmm0 -; AVX-NEXT: vcvtsd2ss %xmm0, %xmm0, %xmm0 -; ALL-NEXT: ret -entry: - %0 = load double, double* %x, align 8 - %conv = fptrunc double %0 to float - ret float %conv -} |
