35 lines
1.2 KiB
LLVM
35 lines
1.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s
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define void @foo(<8 x i32>* %p) nounwind {
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; CHECK-LABEL: foo:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movdqa (%rdi), %xmm0
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; CHECK-NEXT: movdqa 16(%rdi), %xmm1
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; CHECK-NEXT: pslld $16, %xmm1
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; CHECK-NEXT: psrad $16, %xmm1
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; CHECK-NEXT: pslld $16, %xmm0
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; CHECK-NEXT: psrad $16, %xmm0
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; CHECK-NEXT: packssdw %xmm1, %xmm0
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; CHECK-NEXT: movdqa %xmm0, (%rax)
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; CHECK-NEXT: retq
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%t = load <8 x i32>, <8 x i32>* %p
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%cti69 = trunc <8 x i32> %t to <8 x i16> ; <<8 x i16>> [#uses=1]
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store <8 x i16> %cti69, <8 x i16>* undef
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ret void
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}
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define void @bar(<4 x i32>* %p) nounwind {
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; CHECK-LABEL: bar:
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; CHECK: # %bb.0:
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; CHECK-NEXT: pshuflw {{.*#+}} xmm0 = mem[0,2,2,3,4,5,6,7]
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; CHECK-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,6,6,7]
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; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
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; CHECK-NEXT: movq %xmm0, (%rax)
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; CHECK-NEXT: retq
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%t = load <4 x i32>, <4 x i32>* %p
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%cti44 = trunc <4 x i32> %t to <4 x i16> ; <<4 x i16>> [#uses=1]
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store <4 x i16> %cti44, <4 x i16>* undef
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ret void
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}
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