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[X86][SSE] Regenerate PSHUFB shuffle mask comments tests 

llvm-svn: 260061
This commit is contained in:
Simon Pilgrim 2016-02-07 22:22:09 +00:00
parent 9f4c9d418f
commit a8d76d8741
1 changed files with 32 additions and 11 deletions
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43
llvm/test/CodeGen/X86/pshufb-mask-comments.ll
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@ -1,10 +1,13 @@
; RUN: llc < %s -march=x86-64 -mattr=+ssse3 | FileCheck %s
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+ssse3 | FileCheck %s
; Test that the pshufb mask comment is correct.
define <16 x i8> @test1(<16 x i8> %V) {
; CHECK-LABEL: test1:
; CHECK: pshufb {{.*}}# xmm0 = xmm0[1,0,0,0,0,2,0,0,0,0,3,0,0,0,0,4]
; CHECK: # BB#0:
; CHECK-NEXT: pshufb {{.*#+}} xmm0 = xmm0[1,0,0,0,0,2,0,0,0,0,3,0,0,0,0,4]
; CHECK-NEXT: retq
%1 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %V, <16 x i8> <i8 1, i8 0, i8 0, i8 0, i8 0, i8 2, i8 0, i8 0, i8 0, i8 0, i8 3, i8 0, i8 0, i8 0, i8 0, i8 4>)
ret <16 x i8> %1
}
@ -13,7 +16,9 @@ define <16 x i8> @test1(<16 x i8> %V) {
define <16 x i8> @test2(<16 x i8> %V) {
; CHECK-LABEL: test2:
; CHECK: pshufb {{.*}}# xmm0 = xmm0[15,0,0,0,0,0,0,0,0,0,1,0,0,0,0,2]
; CHECK: # BB#0:
; CHECK-NEXT: pshufb {{.*#+}} xmm0 = xmm0[15,0,0,0,0,0,0,0,0,0,1,0,0,0,0,2]
; CHECK-NEXT: retq
%1 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %V, <16 x i8> <i8 15, i8 0, i8 0, i8 0, i8 0, i8 16, i8 0, i8 0, i8 0, i8 0, i8 17, i8 0, i8 0, i8 0, i8 0, i8 50>)
ret <16 x i8> %1
}
@ -22,7 +27,9 @@ define <16 x i8> @test2(<16 x i8> %V) {
define <16 x i8> @test3(<16 x i8> %V) {
; CHECK-LABEL: test3:
; CHECK: pshufb {{.*}}# xmm0 = xmm0[1,0,0,15,0,2,0,0],zero,xmm0[0,3,0,0],zero,xmm0[0,4]
; CHECK: # BB#0:
; CHECK-NEXT: pshufb {{.*#+}} xmm0 = xmm0[1,0,0,15,0,2,0,0],zero,xmm0[0,3,0,0],zero,xmm0[0,4]
; CHECK-NEXT: retq
%1 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %V, <16 x i8> <i8 1, i8 0, i8 0, i8 127, i8 0, i8 2, i8 0, i8 0, i8 128, i8 0, i8 3, i8 0, i8 0, i8 255, i8 0, i8 4>)
ret <16 x i8> %1
}
@ -30,16 +37,30 @@ define <16 x i8> @test3(<16 x i8> %V) {
; Test that we won't crash when the constant was reused for another instruction.
define <16 x i8> @test4(<2 x i64>* %V) {
; CHECK-LABEL: test4
; CHECK: pshufb {{.*}}
store <2 x i64> <i64 1084818905618843912, i64 506097522914230528>, <2 x i64>* %V, align 16
%1 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> undef, <16 x i8> <i8 8, i8 9, i8 10, i8 11, i8 12, i8 13, i8 14, i8 15, i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7>)
ret <16 x i8> %1
; CHECK-LABEL: test4:
; CHECK: # BB#0:
; CHECK-NEXT: movdqa {{.*#+}} xmm0 = [1084818905618843912,506097522914230528]
; CHECK-NEXT: movdqa %xmm0, (%rdi)
; CHECK-NEXT: pshufb %xmm0, %xmm0
; CHECK-NEXT: retq
%1 = insertelement <2 x i64> undef, i64 1084818905618843912, i32 0
%2 = insertelement <2 x i64> %1, i64 506097522914230528, i32 1
store <2 x i64> %2, <2 x i64>* %V, align 16
%3 = bitcast <2 x i64> %2 to <16 x i8>
%4 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> undef, <16 x i8> %3)
ret <16 x i8> %4
}
define <16 x i8> @test5() {
; CHECK-LABEL: test5
; CHECK: pshufb {{.*}}
; CHECK-LABEL: test5:
; CHECK: # BB#0:
; CHECK-NEXT: movl $1, %eax
; CHECK-NEXT: movd %rax, %xmm0
; CHECK-NEXT: movaps %xmm0, (%rax)
; CHECK-NEXT: movdqa {{.*#+}} xmm0 = [1,1]
; CHECK-NEXT: movdqa %xmm0, (%rax)
; CHECK-NEXT: pshufb %xmm0, %xmm0
; CHECK-NEXT: retq
store <2 x i64> <i64 1, i64 0>, <2 x i64>* undef, align 16
%l = load <2 x i64>, <2 x i64>* undef, align 16
%shuffle = shufflevector <2 x i64> %l, <2 x i64> undef, <2 x i32> zeroinitializer