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| author | Matt Arsenault <Matthew.Arsenault@amd.com> | 2017-02-16 18:46:24 +0000 |
|---|---|---|
| committer | Matt Arsenault <Matthew.Arsenault@amd.com> | 2017-02-16 18:46:24 +0000 |
| commit | 920576042d53ab69298bdd13095f63a9bae2697b (patch) | |
| tree | 6667c420f0b9da1ccfd21c050acddf9862c519a9 /llvm/test/Transforms | |
| parent | b9b41a280daec521f9b937a317c6665bb14dd100 (diff) | |
| download | bcm5719-llvm-920576042d53ab69298bdd13095f63a9bae2697b.tar.gz bcm5719-llvm-920576042d53ab69298bdd13095f63a9bae2697b.zip | |
InstCombine: Canonicalize fast fmuladd to fmul + fadd
llvm-svn: 295353
Diffstat (limited to 'llvm/test/Transforms')
| -rw-r--r-- | llvm/test/Transforms/InstCombine/fma.ll | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/llvm/test/Transforms/InstCombine/fma.ll b/llvm/test/Transforms/InstCombine/fma.ll index e41f1e7edd4..3808e07d89a 100644 --- a/llvm/test/Transforms/InstCombine/fma.ll +++ b/llvm/test/Transforms/InstCombine/fma.ll @@ -78,7 +78,8 @@ define float @fmuladd_fneg_x_fneg_y(float %x, float %y, float %z) { } ; CHECK-LABEL: @fmuladd_fneg_x_fneg_y_fast( -; CHECK: %fmuladd = call fast float @llvm.fmuladd.f32(float %x, float %y, float %z) +; CHECK-NEXT: %1 = fmul fast float %x, %y +; CHECK-NEXT: %fmuladd = fadd fast float %1, %z define float @fmuladd_fneg_x_fneg_y_fast(float %x, float %y, float %z) { %x.fneg = fsub float -0.0, %x %y.fneg = fsub float -0.0, %y @@ -122,7 +123,8 @@ define float @fmuladd_fabs_x_fabs_x(float %x, float %z) { } ; CHECK-LABEL: @fmuladd_fabs_x_fabs_x_fast( -; CHECK: %fmuladd = call fast float @llvm.fmuladd.f32(float %x, float %x, float %z) +; CHECK-NEXT: %1 = fmul fast float %x, %x +; CHECK-NEXT: %fmuladd = fadd fast float %1, %z define float @fmuladd_fabs_x_fabs_x_fast(float %x, float %z) { %x.fabs = call float @llvm.fabs.f32(float %x) %fmuladd = call fast float @llvm.fmuladd.f32(float %x.fabs, float %x.fabs, float %z) @@ -144,7 +146,8 @@ define float @fma_k_y_z_fast(float %y, float %z) { } ; CHECK-LABEL: @fmuladd_k_y_z_fast( -; CHECK: %fmuladd = call fast float @llvm.fmuladd.f32(float %y, float 4.000000e+00, float %z) +; CHECK: %1 = fmul fast float %y, 4.000000e+00 +; CHECK-NEXT: %fmuladd = fadd fast float %1, %z define float @fmuladd_k_y_z_fast(float %y, float %z) { %fmuladd = call fast float @llvm.fmuladd.f32(float 4.0, float %y, float %z) ret float %fmuladd |
