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Diffstat (limited to 'test/CodeGen/SystemZ/vec-mul-05.ll')
| -rw-r--r-- | test/CodeGen/SystemZ/vec-mul-05.ll | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/vec-mul-05.ll b/test/CodeGen/SystemZ/vec-mul-05.ll new file mode 100644 index 0000000000000..90a1f7a7efdf8 --- /dev/null +++ b/test/CodeGen/SystemZ/vec-mul-05.ll @@ -0,0 +1,63 @@ +; Test vector negative multiply-and-add on z14. +; +; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s + +declare <2 x double> @llvm.fma.v2f64(<2 x double>, <2 x double>, <2 x double>) +declare <4 x float> @llvm.fma.v4f32(<4 x float>, <4 x float>, <4 x float>) + +; Test a v2f64 negative multiply-and-add. +define <2 x double> @f1(<2 x double> %dummy, <2 x double> %val1, + <2 x double> %val2, <2 x double> %val3) { +; CHECK-LABEL: f1: +; CHECK: vfnmadb %v24, %v26, %v28, %v30 +; CHECK: br %r14 + %ret = call <2 x double> @llvm.fma.v2f64 (<2 x double> %val1, + <2 x double> %val2, + <2 x double> %val3) + %negret = fsub <2 x double> <double -0.0, double -0.0>, %ret + ret <2 x double> %negret +} + +; Test a v2f64 negative multiply-and-subtract. +define <2 x double> @f2(<2 x double> %dummy, <2 x double> %val1, + <2 x double> %val2, <2 x double> %val3) { +; CHECK-LABEL: f2: +; CHECK: vfnmsdb %v24, %v26, %v28, %v30 +; CHECK: br %r14 + %negval3 = fsub <2 x double> <double -0.0, double -0.0>, %val3 + %ret = call <2 x double> @llvm.fma.v2f64 (<2 x double> %val1, + <2 x double> %val2, + <2 x double> %negval3) + %negret = fsub <2 x double> <double -0.0, double -0.0>, %ret + ret <2 x double> %negret +} + +; Test a v4f32 negative multiply-and-add. +define <4 x float> @f3(<4 x float> %dummy, <4 x float> %val1, + <4 x float> %val2, <4 x float> %val3) { +; CHECK-LABEL: f3: +; CHECK: vfnmasb %v24, %v26, %v28, %v30 +; CHECK: br %r14 + %ret = call <4 x float> @llvm.fma.v4f32 (<4 x float> %val1, + <4 x float> %val2, + <4 x float> %val3) + %negret = fsub <4 x float> <float -0.0, float -0.0, + float -0.0, float -0.0>, %ret + ret <4 x float> %negret +} + +; Test a v4f32 negative multiply-and-subtract. +define <4 x float> @f4(<4 x float> %dummy, <4 x float> %val1, + <4 x float> %val2, <4 x float> %val3) { +; CHECK-LABEL: f4: +; CHECK: vfnmssb %v24, %v26, %v28, %v30 +; CHECK: br %r14 + %negval3 = fsub <4 x float> <float -0.0, float -0.0, + float -0.0, float -0.0>, %val3 + %ret = call <4 x float> @llvm.fma.v4f32 (<4 x float> %val1, + <4 x float> %val2, + <4 x float> %negval3) + %negret = fsub <4 x float> <float -0.0, float -0.0, + float -0.0, float -0.0>, %ret + ret <4 x float> %negret +} |
