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.
23 lines
790 B
LLVM
23 lines
790 B
LLVM
; Test strict 128-bit floating-point subtraction 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.fsub.f128(fp128, fp128, metadata, metadata)
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define void @f1(ptr %ptr1, ptr %ptr2) strictfp {
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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: wfsxb [[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.fsub.f128(
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fp128 %f1, fp128 %f2,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") strictfp
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store fp128 %sum, ptr %ptr1
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ret void
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}
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