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https://github.com/RPCS3/llvm-mirror.git
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e649dc137e
Summary: Changes all uses of minnan/maxnan to minimum/maximum globally. These names emphasize that the semantic difference between these operations is more than just NaN-propagation. Reviewers: arsenm, aheejin, dschuff, javed.absar Subscribers: jholewinski, sdardis, wdng, sbc100, jgravelle-google, jrtc27, atanasyan, llvm-commits Differential Revision: https://reviews.llvm.org/D53112 llvm-svn: 345218
176 lines
5.3 KiB
LLVM
176 lines
5.3 KiB
LLVM
; Test vector maximum on z14.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s
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declare double @fmax(double, double)
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declare double @llvm.maxnum.f64(double, double)
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declare <2 x double> @llvm.maxnum.v2f64(<2 x double>, <2 x double>)
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declare float @fmaxf(float, float)
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declare float @llvm.maxnum.f32(float, float)
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declare <4 x float> @llvm.maxnum.v4f32(<4 x float>, <4 x float>)
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declare fp128 @fmaxl(fp128, fp128)
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declare fp128 @llvm.maxnum.f128(fp128, fp128)
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; Test the fmax library function.
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define double @f1(double %dummy, double %val1, double %val2) {
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; CHECK-LABEL: f1:
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; CHECK: wfmaxdb %f0, %f2, %f4, 4
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; CHECK: br %r14
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%ret = call double @fmax(double %val1, double %val2) readnone
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ret double %ret
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}
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; Test the f64 maxnum intrinsic.
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define double @f2(double %dummy, double %val1, double %val2) {
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; CHECK-LABEL: f2:
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; CHECK: wfmaxdb %f0, %f2, %f4, 4
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; CHECK: br %r14
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%ret = call double @llvm.maxnum.f64(double %val1, double %val2)
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ret double %ret
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}
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; Test a f64 constant compare/select resulting in maxnum.
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define double @f3(double %dummy, double %val) {
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; CHECK-LABEL: f3:
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; CHECK: lzdr [[REG:%f[0-9]+]]
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; CHECK: wfmaxdb %f0, %f2, [[REG]], 4
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; CHECK: br %r14
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%cmp = fcmp ogt double %val, 0.0
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%ret = select i1 %cmp, double %val, double 0.0
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ret double %ret
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}
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; Test a f64 constant compare/select resulting in maximum.
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define double @f4(double %dummy, double %val) {
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; CHECK-LABEL: f4:
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; CHECK: lzdr [[REG:%f[0-9]+]]
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; CHECK: wfmaxdb %f0, %f2, [[REG]], 1
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; CHECK: br %r14
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%cmp = fcmp ugt double %val, 0.0
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%ret = select i1 %cmp, double %val, double 0.0
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ret double %ret
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}
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; Test the v2f64 maxnum intrinsic.
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define <2 x double> @f5(<2 x double> %dummy, <2 x double> %val1,
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<2 x double> %val2) {
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; CHECK-LABEL: f5:
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; CHECK: vfmaxdb %v24, %v26, %v28, 4
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; CHECK: br %r14
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%ret = call <2 x double> @llvm.maxnum.v2f64(<2 x double> %val1, <2 x double> %val2)
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ret <2 x double> %ret
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}
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; Test the fmaxf library function.
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define float @f11(float %dummy, float %val1, float %val2) {
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; CHECK-LABEL: f11:
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; CHECK: wfmaxsb %f0, %f2, %f4, 4
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; CHECK: br %r14
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%ret = call float @fmaxf(float %val1, float %val2) readnone
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ret float %ret
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}
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; Test the f32 maxnum intrinsic.
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define float @f12(float %dummy, float %val1, float %val2) {
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; CHECK-LABEL: f12:
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; CHECK: wfmaxsb %f0, %f2, %f4, 4
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; CHECK: br %r14
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%ret = call float @llvm.maxnum.f32(float %val1, float %val2)
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ret float %ret
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}
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; Test a f32 constant compare/select resulting in maxnum.
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define float @f13(float %dummy, float %val) {
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; CHECK-LABEL: f13:
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; CHECK: lzer [[REG:%f[0-9]+]]
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; CHECK: wfmaxsb %f0, %f2, [[REG]], 4
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; CHECK: br %r14
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%cmp = fcmp ogt float %val, 0.0
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%ret = select i1 %cmp, float %val, float 0.0
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ret float %ret
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}
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; Test a f32 constant compare/select resulting in maximum.
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define float @f14(float %dummy, float %val) {
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; CHECK-LABEL: f14:
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; CHECK: lzer [[REG:%f[0-9]+]]
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; CHECK: wfmaxsb %f0, %f2, [[REG]], 1
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; CHECK: br %r14
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%cmp = fcmp ugt float %val, 0.0
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%ret = select i1 %cmp, float %val, float 0.0
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ret float %ret
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}
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; Test the v4f32 maxnum intrinsic.
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define <4 x float> @f15(<4 x float> %dummy, <4 x float> %val1,
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<4 x float> %val2) {
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; CHECK-LABEL: f15:
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; CHECK: vfmaxsb %v24, %v26, %v28, 4
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; CHECK: br %r14
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%ret = call <4 x float> @llvm.maxnum.v4f32(<4 x float> %val1, <4 x float> %val2)
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ret <4 x float> %ret
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}
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; Test the fmaxl library function.
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define void @f21(fp128 *%ptr1, fp128 *%ptr2, fp128 *%dst) {
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; CHECK-LABEL: f21:
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; CHECK-DAG: vl [[REG1:%v[0-9]+]], 0(%r2)
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; CHECK-DAG: vl [[REG2:%v[0-9]+]], 0(%r3)
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; CHECK: wfmaxxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], 4
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; CHECK: vst [[RES]], 0(%r4)
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; CHECK: br %r14
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%val1 = load fp128, fp128* %ptr1
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%val2 = load fp128, fp128* %ptr2
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%res = call fp128 @fmaxl(fp128 %val1, fp128 %val2) readnone
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store fp128 %res, fp128* %dst
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ret void
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}
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; Test the f128 maxnum intrinsic.
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define void @f22(fp128 *%ptr1, fp128 *%ptr2, fp128 *%dst) {
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; CHECK-LABEL: f22:
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; CHECK-DAG: vl [[REG1:%v[0-9]+]], 0(%r2)
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; CHECK-DAG: vl [[REG2:%v[0-9]+]], 0(%r3)
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; CHECK: wfmaxxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], 4
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; CHECK: vst [[RES]], 0(%r4)
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; CHECK: br %r14
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%val1 = load fp128, fp128* %ptr1
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%val2 = load fp128, fp128* %ptr2
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%res = call fp128 @llvm.maxnum.f128(fp128 %val1, fp128 %val2)
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store fp128 %res, fp128* %dst
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ret void
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}
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; Test a f128 constant compare/select resulting in maxnum.
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define void @f23(fp128 *%ptr, fp128 *%dst) {
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; CHECK-LABEL: f23:
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; CHECK-DAG: vl [[REG1:%v[0-9]+]], 0(%r2)
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; CHECK-DAG: vzero [[REG2:%v[0-9]+]]
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; CHECK: wfmaxxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], 4
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; CHECK: vst [[RES]], 0(%r3)
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; CHECK: br %r14
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%val = load fp128, fp128* %ptr
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%cmp = fcmp ogt fp128 %val, 0xL00000000000000000000000000000000
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%res = select i1 %cmp, fp128 %val, fp128 0xL00000000000000000000000000000000
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store fp128 %res, fp128* %dst
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ret void
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}
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; Test a f128 constant compare/select resulting in maximum.
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define void @f24(fp128 *%ptr, fp128 *%dst) {
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; CHECK-LABEL: f24:
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; CHECK-DAG: vl [[REG1:%v[0-9]+]], 0(%r2)
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; CHECK-DAG: vzero [[REG2:%v[0-9]+]]
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; CHECK: wfmaxxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], 1
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; CHECK: vst [[RES]], 0(%r3)
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; CHECK: br %r14
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%val = load fp128, fp128* %ptr
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%cmp = fcmp ugt fp128 %val, 0xL00000000000000000000000000000000
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%res = select i1 %cmp, fp128 %val, fp128 0xL00000000000000000000000000000000
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store fp128 %res, fp128* %dst
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ret void
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}
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