a1710eb3cd
The LIT test cases were migrated with the script provided by Nikita Popov. No manual changes were made. Committed without review since no functional changes, after consultation with uweigand.
45 lines
1.7 KiB
LLVM
45 lines
1.7 KiB
LLVM
; Test strict 128-bit floating-point multiplication 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 fp128 @llvm.experimental.constrained.fmul.f128(fp128, fp128, metadata, metadata)
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declare fp128 @llvm.experimental.constrained.fpext.f128.f64(double, metadata)
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define void @f1(ptr %ptr1, ptr %ptr2) #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: wfmxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]]
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; CHECK: vst [[RES]], 0(%r2)
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; CHECK: br %r14
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%f1 = load fp128, ptr %ptr1
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%f2 = load fp128, ptr %ptr2
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%sum = call fp128 @llvm.experimental.constrained.fmul.f128(
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fp128 %f1, fp128 %f2,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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store fp128 %sum, ptr %ptr1
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ret void
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}
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define void @f2(double %f1, double %f2, ptr %dst) #0 {
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; CHECK-LABEL: f2:
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; CHECK-DAG: wflld [[REG1:%v[0-9]+]], %f0
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; CHECK-DAG: wflld [[REG2:%v[0-9]+]], %f2
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; CHECK: wfmxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]]
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; CHECK: vst [[RES]], 0(%r2)
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; CHECK: br %r14
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%f1x = call fp128 @llvm.experimental.constrained.fpext.f128.f64(double %f1,
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metadata !"fpexcept.strict") #0
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%f2x = call fp128 @llvm.experimental.constrained.fpext.f128.f64(double %f2,
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metadata !"fpexcept.strict") #0
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%res = call fp128 @llvm.experimental.constrained.fmul.f128(
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fp128 %f1x, fp128 %f2x,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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store fp128 %res, ptr %dst
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ret void
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}
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attributes #0 = { strictfp }
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