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Kevin P. Neal
5a8b466d55
A set of function attributes is required in any function that uses constrained floating point intrinsics. None of our tests use these attributes. This patch fixes this. These tests have been tested against the IR verifier changes in D68233. Reviewed by: andrew.w.kaylor, cameron.mcinally, uweigand Approved by: andrew.w.kaylor Differential Revision: https://reviews.llvm.org/D67925 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@373761 91177308-0d34-0410-b5e6-96231b3b80d8
36 lines
1.3 KiB
LLVM
36 lines
1.3 KiB
LLVM
; Test strict vector 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 float @llvm.experimental.constrained.fsub.f32(float, float, metadata, metadata)
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declare <4 x float> @llvm.experimental.constrained.fsub.v4f32(<4 x float>, <4 x float>, metadata, metadata)
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; Test a v4f32 subtraction.
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define <4 x float> @f6(<4 x float> %dummy, <4 x float> %val1,
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<4 x float> %val2) #0 {
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; CHECK-LABEL: f6:
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; CHECK: vfssb %v24, %v26, %v28
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; CHECK: br %r14
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%ret = call <4 x float> @llvm.experimental.constrained.fsub.v4f32(
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<4 x float> %val1, <4 x float> %val2,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret <4 x float> %ret
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}
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; Test an f32 subtraction that uses vector registers.
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define float @f7(<4 x float> %val1, <4 x float> %val2) #0 {
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; CHECK-LABEL: f7:
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; CHECK: wfssb %f0, %v24, %v26
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; CHECK: br %r14
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%scalar1 = extractelement <4 x float> %val1, i32 0
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%scalar2 = extractelement <4 x float> %val2, i32 0
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%ret = call float @llvm.experimental.constrained.fsub.f32(
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float %scalar1, float %scalar2,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret float %ret
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}
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attributes #0 = { strictfp }
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