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Diffstat (limited to 'test/CodeGen/SystemZ/vec-abs-06.ll')
-rw-r--r-- | test/CodeGen/SystemZ/vec-abs-06.ll | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/vec-abs-06.ll b/test/CodeGen/SystemZ/vec-abs-06.ll new file mode 100644 index 0000000000000..8eee1d9d2507a --- /dev/null +++ b/test/CodeGen/SystemZ/vec-abs-06.ll @@ -0,0 +1,47 @@ +; Test f32 and v4f32 absolute on z14. +; +; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s + +declare float @llvm.fabs.f32(float) +declare <4 x float> @llvm.fabs.v4f32(<4 x float>) + +; Test a plain absolute. +define <4 x float> @f1(<4 x float> %val) { +; CHECK-LABEL: f1: +; CHECK: vflpsb %v24, %v24 +; CHECK: br %r14 + %ret = call <4 x float> @llvm.fabs.v4f32(<4 x float> %val) + ret <4 x float> %ret +} + +; Test a negative absolute. +define <4 x float> @f2(<4 x float> %val) { +; CHECK-LABEL: f2: +; CHECK: vflnsb %v24, %v24 +; CHECK: br %r14 + %abs = call <4 x float> @llvm.fabs.v4f32(<4 x float> %val) + %ret = fsub <4 x float> <float -0.0, float -0.0, + float -0.0, float -0.0>, %abs + ret <4 x float> %ret +} + +; Test an f32 absolute that uses vector registers. +define float @f3(<4 x float> %val) { +; CHECK-LABEL: f3: +; CHECK: wflpsb %f0, %v24 +; CHECK: br %r14 + %scalar = extractelement <4 x float> %val, i32 0 + %ret = call float @llvm.fabs.f32(float %scalar) + ret float %ret +} + +; Test an f32 negative absolute that uses vector registers. +define float @f4(<4 x float> %val) { +; CHECK-LABEL: f4: +; CHECK: wflnsb %f0, %v24 +; CHECK: br %r14 + %scalar = extractelement <4 x float> %val, i32 0 + %abs = call float @llvm.fabs.f32(float %scalar) + %ret = fsub float -0.0, %abs + ret float %ret +} |