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Diffstat (limited to 'test/CodeGen/SystemZ/fp-round-03.ll')
-rw-r--r-- | test/CodeGen/SystemZ/fp-round-03.ll | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/fp-round-03.ll b/test/CodeGen/SystemZ/fp-round-03.ll new file mode 100644 index 0000000000000..762e793701d1c --- /dev/null +++ b/test/CodeGen/SystemZ/fp-round-03.ll @@ -0,0 +1,207 @@ +; Test rounding functions for z14 and above. +; +; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s + +; Test rint for f32. +declare float @llvm.rint.f32(float %f) +define float @f1(float %f) { +; CHECK-LABEL: f1: +; CHECK: fiebra %f0, 0, %f0, 0 +; CHECK: br %r14 + %res = call float @llvm.rint.f32(float %f) + ret float %res +} + +; Test rint for f64. +declare double @llvm.rint.f64(double %f) +define double @f2(double %f) { +; CHECK-LABEL: f2: +; CHECK: fidbra %f0, 0, %f0, 0 +; CHECK: br %r14 + %res = call double @llvm.rint.f64(double %f) + ret double %res +} + +; Test rint for f128. +declare fp128 @llvm.rint.f128(fp128 %f) +define void @f3(fp128 *%ptr) { +; CHECK-LABEL: f3: +; CHECK: vl [[REG:%v[0-9]+]], 0(%r2) +; CHECK: wfixb [[RES:%v[0-9]+]], [[REG]], 0, 0 +; CHECK: vst [[RES]], 0(%r2) +; CHECK: br %r14 + %src = load fp128 , fp128 *%ptr + %res = call fp128 @llvm.rint.f128(fp128 %src) + store fp128 %res, fp128 *%ptr + ret void +} + +; Test nearbyint for f32. +declare float @llvm.nearbyint.f32(float %f) +define float @f4(float %f) { +; CHECK-LABEL: f4: +; CHECK: fiebra %f0, 0, %f0, 4 +; CHECK: br %r14 + %res = call float @llvm.nearbyint.f32(float %f) + ret float %res +} + +; Test nearbyint for f64. +declare double @llvm.nearbyint.f64(double %f) +define double @f5(double %f) { +; CHECK-LABEL: f5: +; CHECK: fidbra %f0, 0, %f0, 4 +; CHECK: br %r14 + %res = call double @llvm.nearbyint.f64(double %f) + ret double %res +} + +; Test nearbyint for f128. +declare fp128 @llvm.nearbyint.f128(fp128 %f) +define void @f6(fp128 *%ptr) { +; CHECK-LABEL: f6: +; CHECK: vl [[REG:%v[0-9]+]], 0(%r2) +; CHECK: wfixb [[RES:%v[0-9]+]], [[REG]], 4, 0 +; CHECK: vst [[RES]], 0(%r2) +; CHECK: br %r14 + %src = load fp128 , fp128 *%ptr + %res = call fp128 @llvm.nearbyint.f128(fp128 %src) + store fp128 %res, fp128 *%ptr + ret void +} + +; Test floor for f32. +declare float @llvm.floor.f32(float %f) +define float @f7(float %f) { +; CHECK-LABEL: f7: +; CHECK: fiebra %f0, 7, %f0, 4 +; CHECK: br %r14 + %res = call float @llvm.floor.f32(float %f) + ret float %res +} + +; Test floor for f64. +declare double @llvm.floor.f64(double %f) +define double @f8(double %f) { +; CHECK-LABEL: f8: +; CHECK: fidbra %f0, 7, %f0, 4 +; CHECK: br %r14 + %res = call double @llvm.floor.f64(double %f) + ret double %res +} + +; Test floor for f128. +declare fp128 @llvm.floor.f128(fp128 %f) +define void @f9(fp128 *%ptr) { +; CHECK-LABEL: f9: +; CHECK: vl [[REG:%v[0-9]+]], 0(%r2) +; CHECK: wfixb [[RES:%v[0-9]+]], [[REG]], 4, 7 +; CHECK: vst [[RES]], 0(%r2) +; CHECK: br %r14 + %src = load fp128 , fp128 *%ptr + %res = call fp128 @llvm.floor.f128(fp128 %src) + store fp128 %res, fp128 *%ptr + ret void +} + +; Test ceil for f32. +declare float @llvm.ceil.f32(float %f) +define float @f10(float %f) { +; CHECK-LABEL: f10: +; CHECK: fiebra %f0, 6, %f0, 4 +; CHECK: br %r14 + %res = call float @llvm.ceil.f32(float %f) + ret float %res +} + +; Test ceil for f64. +declare double @llvm.ceil.f64(double %f) +define double @f11(double %f) { +; CHECK-LABEL: f11: +; CHECK: fidbra %f0, 6, %f0, 4 +; CHECK: br %r14 + %res = call double @llvm.ceil.f64(double %f) + ret double %res +} + +; Test ceil for f128. +declare fp128 @llvm.ceil.f128(fp128 %f) +define void @f12(fp128 *%ptr) { +; CHECK-LABEL: f12: +; CHECK: vl [[REG:%v[0-9]+]], 0(%r2) +; CHECK: wfixb [[RES:%v[0-9]+]], [[REG]], 4, 6 +; CHECK: vst [[RES]], 0(%r2) +; CHECK: br %r14 + %src = load fp128 , fp128 *%ptr + %res = call fp128 @llvm.ceil.f128(fp128 %src) + store fp128 %res, fp128 *%ptr + ret void +} + +; Test trunc for f32. +declare float @llvm.trunc.f32(float %f) +define float @f13(float %f) { +; CHECK-LABEL: f13: +; CHECK: fiebra %f0, 5, %f0, 4 +; CHECK: br %r14 + %res = call float @llvm.trunc.f32(float %f) + ret float %res +} + +; Test trunc for f64. +declare double @llvm.trunc.f64(double %f) +define double @f14(double %f) { +; CHECK-LABEL: f14: +; CHECK: fidbra %f0, 5, %f0, 4 +; CHECK: br %r14 + %res = call double @llvm.trunc.f64(double %f) + ret double %res +} + +; Test trunc for f128. +declare fp128 @llvm.trunc.f128(fp128 %f) +define void @f15(fp128 *%ptr) { +; CHECK-LABEL: f15: +; CHECK: vl [[REG:%v[0-9]+]], 0(%r2) +; CHECK: wfixb [[RES:%v[0-9]+]], [[REG]], 4, 5 +; CHECK: vst [[RES]], 0(%r2) +; CHECK: br %r14 + %src = load fp128 , fp128 *%ptr + %res = call fp128 @llvm.trunc.f128(fp128 %src) + store fp128 %res, fp128 *%ptr + ret void +} + +; Test round for f32. +declare float @llvm.round.f32(float %f) +define float @f16(float %f) { +; CHECK-LABEL: f16: +; CHECK: fiebra %f0, 1, %f0, 4 +; CHECK: br %r14 + %res = call float @llvm.round.f32(float %f) + ret float %res +} + +; Test round for f64. +declare double @llvm.round.f64(double %f) +define double @f17(double %f) { +; CHECK-LABEL: f17: +; CHECK: fidbra %f0, 1, %f0, 4 +; CHECK: br %r14 + %res = call double @llvm.round.f64(double %f) + ret double %res +} + +; Test round for f128. +declare fp128 @llvm.round.f128(fp128 %f) +define void @f18(fp128 *%ptr) { +; CHECK-LABEL: f18: +; CHECK: vl [[REG:%v[0-9]+]], 0(%r2) +; CHECK: wfixb [[RES:%v[0-9]+]], [[REG]], 4, 1 +; CHECK: vst [[RES]], 0(%r2) +; CHECK: br %r14 + %src = load fp128 , fp128 *%ptr + %res = call fp128 @llvm.round.f128(fp128 %src) + store fp128 %res, fp128 *%ptr + ret void +} |