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0894438912
- When simplifying the mask generation for BLEND, check whether that mask is also consumed by other non-BLEND insns. If true, skip that simplification. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195476 91177308-0d34-0410-b5e6-96231b3b80d8
17 lines
559 B
LLVM
17 lines
559 B
LLVM
; RUN: llc < %s -mtriple=x86_64-linux-pc -mcpu=penryn | FileCheck %s
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; Ensure PSRAD is generated as the condition is consumed by both PADD and
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; BLENDVPS. PAND requires all bits setting properly.
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define <4 x i32> @foo(<4 x i32>* %p, <4 x i1> %cond, <4 x i32> %v1, <4 x i32> %v2, <4 x i32> %v3) {
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%sext_cond = sext <4 x i1> %cond to <4 x i32>
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%t1 = add <4 x i32> %v1, %sext_cond
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%t2 = select <4 x i1> %cond, <4 x i32> %v1, <4 x i32> %v2
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store <4 x i32> %t2, <4 x i32>* %p
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ret <4 x i32> %t1
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; CHECK: foo
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; CHECK: pslld
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; CHECK: psrad
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; CHECK: ret
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}
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