forked from OSchip/llvm-project
87 lines
3.2 KiB
LLVM
87 lines
3.2 KiB
LLVM
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s
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declare fp128 @llvm.experimental.constrained.fma.f128(fp128 %f1, fp128 %f2, fp128 %f3, metadata, metadata)
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define void @f1(fp128 *%ptr1, fp128 *%ptr2, fp128 *%ptr3, fp128 *%dst) #0 {
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; CHECK-LABEL: f1:
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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-DAG: vl [[REG3:%v[0-9]+]], 0(%r4)
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; CHECK: wfmaxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], [[REG3]]
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; CHECK: vst [[RES]], 0(%r5)
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; CHECK: br %r14
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%f1 = load fp128, fp128 *%ptr1
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%f2 = load fp128, fp128 *%ptr2
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%f3 = load fp128, fp128 *%ptr3
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%res = call fp128 @llvm.experimental.constrained.fma.f128 (
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fp128 %f1, fp128 %f2, fp128 %f3,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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store fp128 %res, fp128 *%dst
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ret void
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}
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define void @f2(fp128 *%ptr1, fp128 *%ptr2, fp128 *%ptr3, fp128 *%dst) #0 {
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; CHECK-LABEL: f2:
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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-DAG: vl [[REG3:%v[0-9]+]], 0(%r4)
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; CHECK: wfmsxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], [[REG3]]
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; CHECK: vst [[RES]], 0(%r5)
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; CHECK: br %r14
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%f1 = load fp128, fp128 *%ptr1
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%f2 = load fp128, fp128 *%ptr2
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%f3 = load fp128, fp128 *%ptr3
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%neg = fsub fp128 0xL00000000000000008000000000000000, %f3
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%res = call fp128 @llvm.experimental.constrained.fma.f128 (
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fp128 %f1, fp128 %f2, fp128 %neg,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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store fp128 %res, fp128 *%dst
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ret void
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}
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define void @f3(fp128 *%ptr1, fp128 *%ptr2, fp128 *%ptr3, fp128 *%dst) #0 {
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; CHECK-LABEL: f3:
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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-DAG: vl [[REG3:%v[0-9]+]], 0(%r4)
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; CHECK: wfnmaxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], [[REG3]]
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; CHECK: vst [[RES]], 0(%r5)
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; CHECK: br %r14
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%f1 = load fp128, fp128 *%ptr1
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%f2 = load fp128, fp128 *%ptr2
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%f3 = load fp128, fp128 *%ptr3
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%res = call fp128 @llvm.experimental.constrained.fma.f128 (
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fp128 %f1, fp128 %f2, fp128 %f3,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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%negres = fsub fp128 0xL00000000000000008000000000000000, %res
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store fp128 %negres, fp128 *%dst
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ret void
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}
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define void @f4(fp128 *%ptr1, fp128 *%ptr2, fp128 *%ptr3, fp128 *%dst) #0 {
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; CHECK-LABEL: f4:
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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-DAG: vl [[REG3:%v[0-9]+]], 0(%r4)
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; CHECK: wfnmsxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], [[REG3]]
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; CHECK: vst [[RES]], 0(%r5)
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; CHECK: br %r14
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%f1 = load fp128, fp128 *%ptr1
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%f2 = load fp128, fp128 *%ptr2
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%f3 = load fp128, fp128 *%ptr3
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%neg = fsub fp128 0xL00000000000000008000000000000000, %f3
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%res = call fp128 @llvm.experimental.constrained.fma.f128 (
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fp128 %f1, fp128 %f2, fp128 %neg,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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%negres = fsub fp128 0xL00000000000000008000000000000000, %res
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store fp128 %negres, fp128 *%dst
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ret void
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}
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attributes #0 = { strictfp }
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