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[X86][AVX] Test tidyup + regeneration. NFCI. 

llvm-svn: 246863
This commit is contained in:
Simon Pilgrim 2015-09-04 19:47:56 +00:00
parent 07dcb58f8a
commit 0fccef6ac2
1 changed files with 14 additions and 8 deletions
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22
llvm/test/CodeGen/X86/avx-shuffle-x86_32.ll
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@ -1,19 +1,25 @@
; RUN: llc < %s -mtriple=i686-pc-win32 -mcpu=corei7-avx -mattr=+avx | FileCheck %s
; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+avx | FileCheck %s
; Avoid unnecessary vinsertf128
define <4 x i64> @test1(<4 x i64> %a) nounwind {
; CHECK-LABEL: test1:
; CHECK: # BB#0:
; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
; CHECK-NEXT: vunpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
; CHECK-NEXT: retl
%b = shufflevector <4 x i64> %a, <4 x i64> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
ret <4 x i64>%b
; CHECK-LABEL: test1:
; CHECK-NOT: vinsertf128
}
}
define <8 x i16> @test2(<4 x i16>* %v) nounwind {
; CHECK-LABEL: test2
; CHECK: vmovsd
; CHECK: vmovq
; CHECK-LABEL: test2:
; CHECK: # BB#0:
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
; CHECK-NEXT: vmovsd {{.*#+}} xmm0 = mem[0],zero
; CHECK-NEXT: vmovq {{.*#+}} xmm0 = xmm0[0],zero
; CHECK-NEXT: retl
%v9 = load <4 x i16>, <4 x i16> * %v, align 8
%v10 = shufflevector <4 x i16> %v9, <4 x i16> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef>
%v11 = shufflevector <8 x i16> <i16 undef, i16 undef, i16 undef, i16 undef, i16 0, i16 0, i16 0, i16 0>, <8 x i16> %v10, <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 4, i32 5, i32 6, i32 7>
ret <8 x i16> %v11
}