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252 lines
7.9 KiB
252 lines
7.9 KiB
; Test strict rounding functions for z14 and above.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s
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; Test rint for f32.
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declare float @llvm.experimental.constrained.rint.f32(float, metadata, metadata)
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define float @f1(float %f) #0 {
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; CHECK-LABEL: f1:
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; CHECK: fiebra %f0, 0, %f0, 0
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; CHECK: br %r14
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%res = call float @llvm.experimental.constrained.rint.f32(
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float %f,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret float %res
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}
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; Test rint for f64.
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declare double @llvm.experimental.constrained.rint.f64(double, metadata, metadata)
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define double @f2(double %f) #0 {
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; CHECK-LABEL: f2:
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; CHECK: fidbra %f0, 0, %f0, 0
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; CHECK: br %r14
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%res = call double @llvm.experimental.constrained.rint.f64(
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double %f,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret double %res
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}
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; Test rint for f128.
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declare fp128 @llvm.experimental.constrained.rint.f128(fp128, metadata, metadata)
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define void @f3(fp128 *%ptr) #0 {
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; CHECK-LABEL: f3:
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; CHECK: vl [[REG:%v[0-9]+]], 0(%r2)
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; CHECK: wfixb [[RES:%v[0-9]+]], [[REG]], 0, 0
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; CHECK: vst [[RES]], 0(%r2)
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; CHECK: br %r14
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%src = load fp128, fp128 *%ptr
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%res = call fp128 @llvm.experimental.constrained.rint.f128(
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fp128 %src,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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store fp128 %res, fp128 *%ptr
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ret void
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}
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; Test nearbyint for f32.
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declare float @llvm.experimental.constrained.nearbyint.f32(float, metadata, metadata)
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define float @f4(float %f) #0 {
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; CHECK-LABEL: f4:
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; CHECK: fiebra %f0, 0, %f0, 4
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; CHECK: br %r14
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%res = call float @llvm.experimental.constrained.nearbyint.f32(
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float %f,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret float %res
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}
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; Test nearbyint for f64.
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declare double @llvm.experimental.constrained.nearbyint.f64(double, metadata, metadata)
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define double @f5(double %f) #0 {
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; CHECK-LABEL: f5:
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; CHECK: fidbra %f0, 0, %f0, 4
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; CHECK: br %r14
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%res = call double @llvm.experimental.constrained.nearbyint.f64(
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double %f,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret double %res
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}
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; Test nearbyint for f128.
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declare fp128 @llvm.experimental.constrained.nearbyint.f128(fp128, metadata, metadata)
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define void @f6(fp128 *%ptr) #0 {
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; CHECK-LABEL: f6:
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; CHECK: vl [[REG:%v[0-9]+]], 0(%r2)
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; CHECK: wfixb [[RES:%v[0-9]+]], [[REG]], 4, 0
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; CHECK: vst [[RES]], 0(%r2)
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; CHECK: br %r14
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%src = load fp128, fp128 *%ptr
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%res = call fp128 @llvm.experimental.constrained.nearbyint.f128(
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fp128 %src,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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store fp128 %res, fp128 *%ptr
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ret void
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}
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; Test floor for f32.
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declare float @llvm.experimental.constrained.floor.f32(float, metadata)
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define float @f7(float %f) #0 {
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; CHECK-LABEL: f7:
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; CHECK: fiebra %f0, 7, %f0, 4
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; CHECK: br %r14
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%res = call float @llvm.experimental.constrained.floor.f32(
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float %f,
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metadata !"fpexcept.strict") #0
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ret float %res
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}
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; Test floor for f64.
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declare double @llvm.experimental.constrained.floor.f64(double, metadata)
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define double @f8(double %f) #0 {
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; CHECK-LABEL: f8:
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; CHECK: fidbra %f0, 7, %f0, 4
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; CHECK: br %r14
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%res = call double @llvm.experimental.constrained.floor.f64(
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double %f,
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metadata !"fpexcept.strict") #0
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ret double %res
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}
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; Test floor for f128.
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declare fp128 @llvm.experimental.constrained.floor.f128(fp128, metadata)
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define void @f9(fp128 *%ptr) #0 {
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; CHECK-LABEL: f9:
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; CHECK: vl [[REG:%v[0-9]+]], 0(%r2)
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; CHECK: wfixb [[RES:%v[0-9]+]], [[REG]], 4, 7
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; CHECK: vst [[RES]], 0(%r2)
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; CHECK: br %r14
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%src = load fp128, fp128 *%ptr
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%res = call fp128 @llvm.experimental.constrained.floor.f128(
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fp128 %src,
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metadata !"fpexcept.strict") #0
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store fp128 %res, fp128 *%ptr
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ret void
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}
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; Test ceil for f32.
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declare float @llvm.experimental.constrained.ceil.f32(float, metadata)
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define float @f10(float %f) #0 {
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; CHECK-LABEL: f10:
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; CHECK: fiebra %f0, 6, %f0, 4
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; CHECK: br %r14
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%res = call float @llvm.experimental.constrained.ceil.f32(
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float %f,
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metadata !"fpexcept.strict") #0
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ret float %res
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}
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; Test ceil for f64.
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declare double @llvm.experimental.constrained.ceil.f64(double, metadata)
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define double @f11(double %f) #0 {
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; CHECK-LABEL: f11:
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; CHECK: fidbra %f0, 6, %f0, 4
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; CHECK: br %r14
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%res = call double @llvm.experimental.constrained.ceil.f64(
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double %f,
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metadata !"fpexcept.strict") #0
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ret double %res
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}
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; Test ceil for f128.
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declare fp128 @llvm.experimental.constrained.ceil.f128(fp128, metadata)
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define void @f12(fp128 *%ptr) #0 {
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; CHECK-LABEL: f12:
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; CHECK: vl [[REG:%v[0-9]+]], 0(%r2)
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; CHECK: wfixb [[RES:%v[0-9]+]], [[REG]], 4, 6
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; CHECK: vst [[RES]], 0(%r2)
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; CHECK: br %r14
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%src = load fp128, fp128 *%ptr
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%res = call fp128 @llvm.experimental.constrained.ceil.f128(
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fp128 %src,
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metadata !"fpexcept.strict") #0
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store fp128 %res, fp128 *%ptr
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ret void
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}
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; Test trunc for f32.
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declare float @llvm.experimental.constrained.trunc.f32(float, metadata)
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define float @f13(float %f) #0 {
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; CHECK-LABEL: f13:
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; CHECK: fiebra %f0, 5, %f0, 4
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; CHECK: br %r14
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%res = call float @llvm.experimental.constrained.trunc.f32(
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float %f,
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metadata !"fpexcept.strict") #0
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ret float %res
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}
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; Test trunc for f64.
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declare double @llvm.experimental.constrained.trunc.f64(double, metadata)
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define double @f14(double %f) #0 {
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; CHECK-LABEL: f14:
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; CHECK: fidbra %f0, 5, %f0, 4
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; CHECK: br %r14
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%res = call double @llvm.experimental.constrained.trunc.f64(
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double %f,
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metadata !"fpexcept.strict") #0
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ret double %res
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}
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; Test trunc for f128.
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declare fp128 @llvm.experimental.constrained.trunc.f128(fp128, metadata)
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define void @f15(fp128 *%ptr) #0 {
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; CHECK-LABEL: f15:
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; CHECK: vl [[REG:%v[0-9]+]], 0(%r2)
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; CHECK: wfixb [[RES:%v[0-9]+]], [[REG]], 4, 5
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; CHECK: vst [[RES]], 0(%r2)
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; CHECK: br %r14
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%src = load fp128, fp128 *%ptr
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%res = call fp128 @llvm.experimental.constrained.trunc.f128(
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fp128 %src,
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metadata !"fpexcept.strict") #0
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store fp128 %res, fp128 *%ptr
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ret void
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}
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; Test round for f32.
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declare float @llvm.experimental.constrained.round.f32(float, metadata)
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define float @f16(float %f) #0 {
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; CHECK-LABEL: f16:
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; CHECK: fiebra %f0, 1, %f0, 4
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; CHECK: br %r14
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%res = call float @llvm.experimental.constrained.round.f32(
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float %f,
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metadata !"fpexcept.strict") #0
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ret float %res
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}
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; Test round for f64.
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declare double @llvm.experimental.constrained.round.f64(double, metadata)
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define double @f17(double %f) #0 {
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; CHECK-LABEL: f17:
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; CHECK: fidbra %f0, 1, %f0, 4
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; CHECK: br %r14
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%res = call double @llvm.experimental.constrained.round.f64(
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double %f,
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metadata !"fpexcept.strict") #0
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ret double %res
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}
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; Test round for f128.
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declare fp128 @llvm.experimental.constrained.round.f128(fp128, metadata)
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define void @f18(fp128 *%ptr) #0 {
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; CHECK-LABEL: f18:
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; CHECK: vl [[REG:%v[0-9]+]], 0(%r2)
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; CHECK: wfixb [[RES:%v[0-9]+]], [[REG]], 4, 1
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; CHECK: vst [[RES]], 0(%r2)
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; CHECK: br %r14
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%src = load fp128, fp128 *%ptr
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%res = call fp128 @llvm.experimental.constrained.round.f128(
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fp128 %src,
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metadata !"fpexcept.strict") #0
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store fp128 %res, fp128 *%ptr
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ret void
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}
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attributes #0 = { strictfp }
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