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[x86] Add some test cases where we should emit blendpd in SSE4.1. No

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actual change yet though.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@217739 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chandler Carruth 2014-09-14 23:15:52 +00:00
parent 33957173a7
commit 85e37090e8
1 changed files with 15 additions and 0 deletions
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15
test/CodeGen/X86/vector-shuffle-128-v2.ll
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@ -91,6 +91,21 @@ define <2 x double> @shuffle_v2f64_33(<2 x double> %a, <2 x double> %b) {
%shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 3, i32 3>
ret <2 x double> %shuffle
}
define <2 x double> @shuffle_v2f64_03(<2 x double> %a, <2 x double> %b) {
; CHECK-SSE2-LABEL: @shuffle_v2f64_03
; CHECK-SSE2: shufpd {{.*}} # xmm0 = xmm0[0],xmm1[1]
; CHECK-SSE2-NEXT: retq
%shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 0, i32 3>
ret <2 x double> %shuffle
}
define <2 x double> @shuffle_v2f64_21(<2 x double> %a, <2 x double> %b) {
; CHECK-SSE2-LABEL: @shuffle_v2f64_21
; CHECK-SSE2: shufpd {{.*}} # xmm1 = xmm1[0],xmm0[1]
; CHECK-SSE2-NEXT: movapd %xmm1, %xmm0
; CHECK-SSE2-NEXT: retq
%shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 2, i32 1>
ret <2 x double> %shuffle
}
define <2 x i64> @shuffle_v2i64_02(<2 x i64> %a, <2 x i64> %b) {