[llvm] r229958 - [x86] Make the new vector shuffle legality test on by default, which
Quentin Colombet
qcolombet at apple.com
Fri Feb 20 11:24:57 PST 2015
Nicely done!
Thanks Chandler!!
Quentin
> On Feb 19, 2015, at 7:05 PM, Chandler Carruth <chandlerc at gmail.com> wrote:
>
> Author: chandlerc
> Date: Thu Feb 19 21:05:47 2015
> New Revision: 229958
>
> URL: http://llvm.org/viewvc/llvm-project?rev=229958&view=rev
> Log:
> [x86] Make the new vector shuffle legality test on by default, which
> reflects the fact that the x86 backend can in fact lower any shuffle you
> want it to with reasonably high code quality.
>
> My recent work on the new vector shuffle has made this regress *very*
> little. The diff in the test cases makes me very, very happy.
>
> Modified:
> llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
> llvm/trunk/test/CodeGen/X86/bswap-vector.ll
> llvm/trunk/test/CodeGen/X86/mmx-arg-passing-x86-64.ll
> llvm/trunk/test/CodeGen/X86/sse3.ll
> llvm/trunk/test/CodeGen/X86/sse41.ll
> llvm/trunk/test/CodeGen/X86/vector-blend.ll
>
> Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=229958&r1=229957&r2=229958&view=diff
> ==============================================================================
> --- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
> +++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Thu Feb 19 21:05:47 2015
> @@ -73,7 +73,7 @@ static cl::opt<bool> ExperimentalVectorS
> cl::Hidden);
>
> static cl::opt<bool> ExperimentalVectorShuffleLegality(
> - "x86-experimental-vector-shuffle-legality", cl::init(false),
> + "x86-experimental-vector-shuffle-legality", cl::init(true),
> cl::desc("Enable experimental shuffle legality based on the experimental "
> "shuffle lowering. Should only be used with the experimental "
> "shuffle lowering."),
>
> Modified: llvm/trunk/test/CodeGen/X86/bswap-vector.ll
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/bswap-vector.ll?rev=229958&r1=229957&r2=229958&view=diff
> ==============================================================================
> --- llvm/trunk/test/CodeGen/X86/bswap-vector.ll (original)
> +++ llvm/trunk/test/CodeGen/X86/bswap-vector.ll Thu Feb 19 21:05:47 2015
> @@ -13,37 +13,15 @@ declare <2 x i64> @llvm.bswap.v2i64(<2 x
> define <8 x i16> @test1(<8 x i16> %v) {
> ; CHECK-NOSSSE3-LABEL: test1:
> ; CHECK-NOSSSE3: # BB#0: # %entry
> -; CHECK-NOSSSE3-NEXT: pextrw $7, %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm1
> -; CHECK-NOSSSE3-NEXT: pextrw $3, %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm2
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1],xmm2[2],xmm1[2],xmm2[3],xmm1[3]
> -; CHECK-NOSSSE3-NEXT: pextrw $5, %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm3
> -; CHECK-NOSSSE3-NEXT: pextrw $1, %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm1
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3]
> -; CHECK-NOSSSE3-NEXT: pextrw $6, %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm2
> -; CHECK-NOSSSE3-NEXT: pextrw $2, %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm3
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3]
> -; CHECK-NOSSSE3-NEXT: pextrw $4, %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm2
> -; CHECK-NOSSSE3-NEXT: movd %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm0
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
> +; CHECK-NOSSSE3-NEXT: pxor %xmm1, %xmm1
> +; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm2
> +; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm1[8],xmm2[9],xmm1[9],xmm2[10],xmm1[10],xmm2[11],xmm1[11],xmm2[12],xmm1[12],xmm2[13],xmm1[13],xmm2[14],xmm1[14],xmm2[15],xmm1[15]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[1,0,3,2,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,5,4,7,6]
> +; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[1,0,3,2,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,4,7,6]
> +; CHECK-NOSSSE3-NEXT: packuswb %xmm2, %xmm0
> ; CHECK-NOSSSE3-NEXT: retq
> ;
> ; CHECK-SSSE3-LABEL: test1:
> @@ -68,25 +46,15 @@ entry:
> define <4 x i32> @test2(<4 x i32> %v) {
> ; CHECK-NOSSSE3-LABEL: test2:
> ; CHECK-NOSSSE3: # BB#0: # %entry
> -; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm1 = xmm0[3,1,2,3]
> -; CHECK-NOSSSE3-NEXT: movd %xmm1, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm1
> -; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,2,3]
> -; CHECK-NOSSSE3-NEXT: movd %xmm2, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm2
> -; CHECK-NOSSSE3-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1]
> -; CHECK-NOSSSE3-NEXT: movd %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm1
> -; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
> -; CHECK-NOSSSE3-NEXT: movd %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm0
> -; CHECK-NOSSSE3-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
> -; CHECK-NOSSSE3-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
> -; CHECK-NOSSSE3-NEXT: movdqa %xmm1, %xmm0
> +; CHECK-NOSSSE3-NEXT: pxor %xmm1, %xmm1
> +; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm2
> +; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm1[8],xmm2[9],xmm1[9],xmm2[10],xmm1[10],xmm2[11],xmm1[11],xmm2[12],xmm1[12],xmm2[13],xmm1[13],xmm2[14],xmm1[14],xmm2[15],xmm1[15]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[3,2,1,0,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,7,6,5,4]
> +; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4]
> +; CHECK-NOSSSE3-NEXT: packuswb %xmm2, %xmm0
> ; CHECK-NOSSSE3-NEXT: retq
> ;
> ; CHECK-SSSE3-LABEL: test2:
> @@ -111,15 +79,17 @@ entry:
> define <2 x i64> @test3(<2 x i64> %v) {
> ; CHECK-NOSSSE3-LABEL: test3:
> ; CHECK-NOSSSE3: # BB#0: # %entry
> -; CHECK-NOSSSE3-NEXT: movd %xmm0, %rax
> -; CHECK-NOSSSE3-NEXT: bswapq %rax
> -; CHECK-NOSSSE3-NEXT: movd %rax, %xmm1
> +; CHECK-NOSSSE3-NEXT: pxor %xmm1, %xmm1
> +; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm2
> +; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm1[8],xmm2[9],xmm1[9],xmm2[10],xmm1[10],xmm2[11],xmm1[11],xmm2[12],xmm1[12],xmm2[13],xmm1[13],xmm2[14],xmm1[14],xmm2[15],xmm1[15]
> +; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm2 = xmm2[2,3,0,1]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[3,2,1,0,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,7,6,5,4]
> +; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
> ; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
> -; CHECK-NOSSSE3-NEXT: movd %xmm0, %rax
> -; CHECK-NOSSSE3-NEXT: bswapq %rax
> -; CHECK-NOSSSE3-NEXT: movd %rax, %xmm0
> -; CHECK-NOSSSE3-NEXT: punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm0[0]
> -; CHECK-NOSSSE3-NEXT: movdqa %xmm1, %xmm0
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4]
> +; CHECK-NOSSSE3-NEXT: packuswb %xmm2, %xmm0
> ; CHECK-NOSSSE3-NEXT: retq
> ;
> ; CHECK-SSSE3-LABEL: test3:
> @@ -148,68 +118,23 @@ declare <4 x i64> @llvm.bswap.v4i64(<4 x
> define <16 x i16> @test4(<16 x i16> %v) {
> ; CHECK-NOSSSE3-LABEL: test4:
> ; CHECK-NOSSSE3: # BB#0: # %entry
> -; CHECK-NOSSSE3-NEXT: pextrw $7, %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm2
> -; CHECK-NOSSSE3-NEXT: pextrw $3, %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm3
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3]
> -; CHECK-NOSSSE3-NEXT: pextrw $5, %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm4
> -; CHECK-NOSSSE3-NEXT: pextrw $1, %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm2
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1],xmm2[2],xmm4[2],xmm2[3],xmm4[3]
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1],xmm2[2],xmm3[2],xmm2[3],xmm3[3]
> -; CHECK-NOSSSE3-NEXT: pextrw $6, %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm3
> -; CHECK-NOSSSE3-NEXT: pextrw $2, %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm4
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm3[0],xmm4[1],xmm3[1],xmm4[2],xmm3[2],xmm4[3],xmm3[3]
> -; CHECK-NOSSSE3-NEXT: pextrw $4, %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm3
> -; CHECK-NOSSSE3-NEXT: movd %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm0
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3]
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
> -; CHECK-NOSSSE3-NEXT: pextrw $7, %xmm1, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm2
> -; CHECK-NOSSSE3-NEXT: pextrw $3, %xmm1, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm3
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3]
> -; CHECK-NOSSSE3-NEXT: pextrw $5, %xmm1, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm4
> -; CHECK-NOSSSE3-NEXT: pextrw $1, %xmm1, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm2
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1],xmm2[2],xmm4[2],xmm2[3],xmm4[3]
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1],xmm2[2],xmm3[2],xmm2[3],xmm3[3]
> -; CHECK-NOSSSE3-NEXT: pextrw $6, %xmm1, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm3
> -; CHECK-NOSSSE3-NEXT: pextrw $2, %xmm1, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm4
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm3[0],xmm4[1],xmm3[1],xmm4[2],xmm3[2],xmm4[3],xmm3[3]
> -; CHECK-NOSSSE3-NEXT: pextrw $4, %xmm1, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm3
> -; CHECK-NOSSSE3-NEXT: movd %xmm1, %eax
> -; CHECK-NOSSSE3-NEXT: rolw $8, %ax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm1
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1],xmm1[2],xmm4[2],xmm1[3],xmm4[3]
> -; CHECK-NOSSSE3-NEXT: punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3]
> +; CHECK-NOSSSE3-NEXT: pxor %xmm2, %xmm2
> +; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm3
> +; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[1,0,3,2,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,5,4,7,6]
> +; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3],xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[1,0,3,2,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,4,7,6]
> +; CHECK-NOSSSE3-NEXT: packuswb %xmm3, %xmm0
> +; CHECK-NOSSSE3-NEXT: movdqa %xmm1, %xmm3
> +; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[1,0,3,2,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,5,4,7,6]
> +; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm1 = xmm1[1,0,3,2,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,5,4,7,6]
> +; CHECK-NOSSSE3-NEXT: packuswb %xmm3, %xmm1
> ; CHECK-NOSSSE3-NEXT: retq
> ;
> ; CHECK-SSSE3-LABEL: test4:
> @@ -236,44 +161,23 @@ entry:
> define <8 x i32> @test5(<8 x i32> %v) {
> ; CHECK-NOSSSE3-LABEL: test5:
> ; CHECK-NOSSSE3: # BB#0: # %entry
> -; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm2
> -; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm2[3,1,2,3]
> -; CHECK-NOSSSE3-NEXT: movd %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm0
> -; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm3 = xmm2[1,1,2,3]
> -; CHECK-NOSSSE3-NEXT: movd %xmm3, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm3
> -; CHECK-NOSSSE3-NEXT: punpckldq {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1]
> -; CHECK-NOSSSE3-NEXT: movd %xmm2, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm0
> -; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm2 = xmm2[2,3,0,1]
> -; CHECK-NOSSSE3-NEXT: movd %xmm2, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm2
> -; CHECK-NOSSSE3-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
> -; CHECK-NOSSSE3-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
> -; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm2 = xmm1[3,1,2,3]
> -; CHECK-NOSSSE3-NEXT: movd %xmm2, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm2
> -; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm3 = xmm1[1,1,2,3]
> -; CHECK-NOSSSE3-NEXT: movd %xmm3, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm3
> -; CHECK-NOSSSE3-NEXT: punpckldq {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1]
> -; CHECK-NOSSSE3-NEXT: movd %xmm1, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm2
> -; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm1 = xmm1[2,3,0,1]
> -; CHECK-NOSSSE3-NEXT: movd %xmm1, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm1
> -; CHECK-NOSSSE3-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1]
> -; CHECK-NOSSSE3-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
> -; CHECK-NOSSSE3-NEXT: movdqa %xmm2, %xmm1
> +; CHECK-NOSSSE3-NEXT: pxor %xmm2, %xmm2
> +; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm3
> +; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[3,2,1,0,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,7,6,5,4]
> +; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3],xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4]
> +; CHECK-NOSSSE3-NEXT: packuswb %xmm3, %xmm0
> +; CHECK-NOSSSE3-NEXT: movdqa %xmm1, %xmm3
> +; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[3,2,1,0,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,7,6,5,4]
> +; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm1 = xmm1[3,2,1,0,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,7,6,5,4]
> +; CHECK-NOSSSE3-NEXT: packuswb %xmm3, %xmm1
> ; CHECK-NOSSSE3-NEXT: retq
> ;
> ; CHECK-SSSE3-LABEL: test5:
> @@ -300,24 +204,27 @@ entry:
> define <4 x i64> @test6(<4 x i64> %v) {
> ; CHECK-NOSSSE3-LABEL: test6:
> ; CHECK-NOSSSE3: # BB#0: # %entry
> -; CHECK-NOSSSE3-NEXT: movd %xmm0, %rax
> -; CHECK-NOSSSE3-NEXT: bswapq %rax
> -; CHECK-NOSSSE3-NEXT: movd %rax, %xmm2
> +; CHECK-NOSSSE3-NEXT: pxor %xmm2, %xmm2
> +; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm3
> +; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15]
> +; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm3 = xmm3[2,3,0,1]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[3,2,1,0,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,7,6,5,4]
> +; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3],xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
> ; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
> -; CHECK-NOSSSE3-NEXT: movd %xmm0, %rax
> -; CHECK-NOSSSE3-NEXT: bswapq %rax
> -; CHECK-NOSSSE3-NEXT: movd %rax, %xmm0
> -; CHECK-NOSSSE3-NEXT: punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm0[0]
> -; CHECK-NOSSSE3-NEXT: movd %xmm1, %rax
> -; CHECK-NOSSSE3-NEXT: bswapq %rax
> -; CHECK-NOSSSE3-NEXT: movd %rax, %xmm3
> -; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm1[2,3,0,1]
> -; CHECK-NOSSSE3-NEXT: movd %xmm0, %rax
> -; CHECK-NOSSSE3-NEXT: bswapq %rax
> -; CHECK-NOSSSE3-NEXT: movd %rax, %xmm0
> -; CHECK-NOSSSE3-NEXT: punpcklqdq {{.*#+}} xmm3 = xmm3[0],xmm0[0]
> -; CHECK-NOSSSE3-NEXT: movdqa %xmm2, %xmm0
> -; CHECK-NOSSSE3-NEXT: movdqa %xmm3, %xmm1
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4]
> +; CHECK-NOSSSE3-NEXT: packuswb %xmm3, %xmm0
> +; CHECK-NOSSSE3-NEXT: movdqa %xmm1, %xmm3
> +; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15]
> +; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm3 = xmm3[2,3,0,1]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[3,2,1,0,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,7,6,5,4]
> +; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
> +; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm1 = xmm1[2,3,0,1]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm1 = xmm1[3,2,1,0,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,7,6,5,4]
> +; CHECK-NOSSSE3-NEXT: packuswb %xmm3, %xmm1
> ; CHECK-NOSSSE3-NEXT: retq
> ;
> ; CHECK-SSSE3-LABEL: test6:
> @@ -346,26 +253,16 @@ declare <4 x i16> @llvm.bswap.v4i16(<4 x
> define <4 x i16> @test7(<4 x i16> %v) {
> ; CHECK-NOSSSE3-LABEL: test7:
> ; CHECK-NOSSSE3: # BB#0: # %entry
> -; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm1 = xmm0[3,1,2,3]
> -; CHECK-NOSSSE3-NEXT: movd %xmm1, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm1
> -; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,2,3]
> -; CHECK-NOSSSE3-NEXT: movd %xmm2, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm2
> -; CHECK-NOSSSE3-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1]
> -; CHECK-NOSSSE3-NEXT: movd %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm1
> -; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
> -; CHECK-NOSSSE3-NEXT: movd %xmm0, %eax
> -; CHECK-NOSSSE3-NEXT: bswapl %eax
> -; CHECK-NOSSSE3-NEXT: movd %eax, %xmm0
> -; CHECK-NOSSSE3-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
> -; CHECK-NOSSSE3-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
> -; CHECK-NOSSSE3-NEXT: psrld $16, %xmm1
> -; CHECK-NOSSSE3-NEXT: movdqa %xmm1, %xmm0
> +; CHECK-NOSSSE3-NEXT: pxor %xmm1, %xmm1
> +; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm2
> +; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm1[8],xmm2[9],xmm1[9],xmm2[10],xmm1[10],xmm2[11],xmm1[11],xmm2[12],xmm1[12],xmm2[13],xmm1[13],xmm2[14],xmm1[14],xmm2[15],xmm1[15]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[3,2,1,0,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,7,6,5,4]
> +; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
> +; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7]
> +; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4]
> +; CHECK-NOSSSE3-NEXT: packuswb %xmm2, %xmm0
> +; CHECK-NOSSSE3-NEXT: psrld $16, %xmm0
> ; CHECK-NOSSSE3-NEXT: retq
> ;
> ; CHECK-SSSE3-LABEL: test7:
>
> Modified: llvm/trunk/test/CodeGen/X86/mmx-arg-passing-x86-64.ll
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/mmx-arg-passing-x86-64.ll?rev=229958&r1=229957&r2=229958&view=diff
> ==============================================================================
> --- llvm/trunk/test/CodeGen/X86/mmx-arg-passing-x86-64.ll (original)
> +++ llvm/trunk/test/CodeGen/X86/mmx-arg-passing-x86-64.ll Thu Feb 19 21:05:47 2015
> @@ -10,11 +10,6 @@ define void @t3() nounwind {
> ; X86-64: ## BB#0:
> ; X86-64-NEXT: movq _g_v8qi@{{.*}}(%rip), %rax
> ; X86-64-NEXT: movq {{.*#+}} xmm0 = mem[0],zero
> -; X86-64-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
> -; X86-64-NEXT: pand {{.*}}(%rip), %xmm0
> -; X86-64-NEXT: packuswb %xmm0, %xmm0
> -; X86-64-NEXT: movd %xmm0, %rax
> -; X86-64-NEXT: movd %rax, %xmm0
> ; X86-64-NEXT: movb $1, %al
> ; X86-64-NEXT: jmp _pass_v8qi ## TAILCALL
> %tmp3 = load <8 x i8>* @g_v8qi, align 8
> @@ -33,9 +28,6 @@ define void @t4(x86_mmx %v1, x86_mmx %v2
> ; X86-64-NEXT: movq {{.*#+}} xmm0 = mem[0],zero
> ; X86-64-NEXT: movq {{.*#+}} xmm1 = mem[0],zero
> ; X86-64-NEXT: paddb %xmm0, %xmm1
> -; X86-64-NEXT: punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
> -; X86-64-NEXT: pand {{.*}}(%rip), %xmm1
> -; X86-64-NEXT: packuswb %xmm1, %xmm1
> ; X86-64-NEXT: movd %xmm1, %rax
> ; X86-64-NEXT: movd %rax, %xmm0
> ; X86-64-NEXT: movb $1, %al
>
> Modified: llvm/trunk/test/CodeGen/X86/sse3.ll
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/sse3.ll?rev=229958&r1=229957&r2=229958&view=diff
> ==============================================================================
> --- llvm/trunk/test/CodeGen/X86/sse3.ll (original)
> +++ llvm/trunk/test/CodeGen/X86/sse3.ll Thu Feb 19 21:05:47 2015
> @@ -255,13 +255,8 @@ entry:
> define <16 x i8> @t16(<16 x i8> %T0) nounwind readnone {
> ; X64-LABEL: t16:
> ; X64: ## BB#0: ## %entry
> -; X64-NEXT: movdqa {{.*#+}} xmm2 = [0,0,0,0,1,1,1,1,0,0,0,0,0,0,0,0]
> -; X64-NEXT: punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
> -; X64-NEXT: pslld $16, %xmm0
> -; X64-NEXT: movdqa {{.*#+}} xmm1 = [255,255,255,0,255,255,255,255,255,255,255,255,255,255,255,255]
> -; X64-NEXT: pand %xmm1, %xmm2
> -; X64-NEXT: pandn %xmm0, %xmm1
> -; X64-NEXT: por %xmm2, %xmm1
> +; X64-NEXT: movdqa {{.*#+}} xmm1 = [0,0,0,0,1,1,1,1,0,0,0,0,0,0,0,0]
> +; X64-NEXT: punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
> ; X64-NEXT: movdqa %xmm1, %xmm0
> ; X64-NEXT: retq
> entry:
>
> Modified: llvm/trunk/test/CodeGen/X86/sse41.ll
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/sse41.ll?rev=229958&r1=229957&r2=229958&view=diff
> ==============================================================================
> --- llvm/trunk/test/CodeGen/X86/sse41.ll (original)
> +++ llvm/trunk/test/CodeGen/X86/sse41.ll Thu Feb 19 21:05:47 2015
> @@ -551,18 +551,12 @@ define <4 x float> @shuf_X00A(<4 x float
> define <4 x float> @shuf_X00X(<4 x float> %x, <4 x float> %a) {
> ; X32-LABEL: shuf_X00X:
> ; X32: ## BB#0:
> -; X32-NEXT: xorps %xmm1, %xmm1
> -; X32-NEXT: blendps {{.*#+}} xmm1 = xmm0[0],xmm1[1,2,3]
> -; X32-NEXT: insertps {{.*#+}} xmm1 = xmm1[0,1,2],xmm0[0]
> -; X32-NEXT: movaps %xmm1, %xmm0
> +; X32-NEXT: insertps {{.*#+}} xmm0 = xmm0[0],zero,zero,xmm0[0]
> ; X32-NEXT: retl
> ;
> ; X64-LABEL: shuf_X00X:
> ; X64: ## BB#0:
> -; X64-NEXT: xorps %xmm1, %xmm1
> -; X64-NEXT: blendps {{.*#+}} xmm1 = xmm0[0],xmm1[1,2,3]
> -; X64-NEXT: insertps {{.*#+}} xmm1 = xmm1[0,1,2],xmm0[0]
> -; X64-NEXT: movaps %xmm1, %xmm0
> +; X64-NEXT: insertps {{.*#+}} xmm0 = xmm0[0],zero,zero,xmm0[0]
> ; X64-NEXT: retq
> %vecext = extractelement <4 x float> %x, i32 0
> %vecinit = insertelement <4 x float> undef, float %vecext, i32 0
> @@ -575,20 +569,14 @@ define <4 x float> @shuf_X00X(<4 x float
> define <4 x float> @shuf_X0YC(<4 x float> %x, <4 x float> %a) {
> ; X32-LABEL: shuf_X0YC:
> ; X32: ## BB#0:
> -; X32-NEXT: xorps %xmm2, %xmm2
> -; X32-NEXT: blendps {{.*#+}} xmm2 = xmm0[0],xmm2[1],xmm0[2,3]
> -; X32-NEXT: insertps {{.*#+}} xmm2 = xmm2[0,1],xmm0[1],zero
> -; X32-NEXT: insertps {{.*#+}} xmm2 = xmm2[0,1,2],xmm1[2]
> -; X32-NEXT: movaps %xmm2, %xmm0
> +; X32-NEXT: insertps {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
> +; X32-NEXT: insertps {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[2]
> ; X32-NEXT: retl
> ;
> ; X64-LABEL: shuf_X0YC:
> ; X64: ## BB#0:
> -; X64-NEXT: xorps %xmm2, %xmm2
> -; X64-NEXT: blendps {{.*#+}} xmm2 = xmm0[0],xmm2[1],xmm0[2,3]
> -; X64-NEXT: insertps {{.*#+}} xmm2 = xmm2[0,1],xmm0[1],zero
> -; X64-NEXT: insertps {{.*#+}} xmm2 = xmm2[0,1,2],xmm1[2]
> -; X64-NEXT: movaps %xmm2, %xmm0
> +; X64-NEXT: insertps {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
> +; X64-NEXT: insertps {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[2]
> ; X64-NEXT: retq
> %vecext = extractelement <4 x float> %x, i32 0
> %vecinit = insertelement <4 x float> undef, float %vecext, i32 0
> @@ -642,12 +630,16 @@ define <4 x i32> @i32_shuf_XY00(<4 x i32
> define <4 x i32> @i32_shuf_XYY0(<4 x i32> %x, <4 x i32> %a) {
> ; X32-LABEL: i32_shuf_XYY0:
> ; X32: ## BB#0:
> -; X32-NEXT: insertps {{.*#+}} xmm0 = xmm0[0,1,1],zero
> +; X32-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,1,1,3]
> +; X32-NEXT: pxor %xmm0, %xmm0
> +; X32-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3,4,5],xmm0[6,7]
> ; X32-NEXT: retl
> ;
> ; X64-LABEL: i32_shuf_XYY0:
> ; X64: ## BB#0:
> -; X64-NEXT: insertps {{.*#+}} xmm0 = xmm0[0,1,1],zero
> +; X64-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,1,1,3]
> +; X64-NEXT: pxor %xmm0, %xmm0
> +; X64-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3,4,5],xmm0[6,7]
> ; X64-NEXT: retq
> %vecext = extractelement <4 x i32> %x, i32 0
> %vecinit = insertelement <4 x i32> undef, i32 %vecext, i32 0
> @@ -661,12 +653,16 @@ define <4 x i32> @i32_shuf_XYY0(<4 x i32
> define <4 x i32> @i32_shuf_XYW0(<4 x i32> %x, <4 x i32> %a) {
> ; X32-LABEL: i32_shuf_XYW0:
> ; X32: ## BB#0:
> -; X32-NEXT: insertps {{.*#+}} xmm0 = xmm0[0,1,3],zero
> +; X32-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,1,3,3]
> +; X32-NEXT: pxor %xmm0, %xmm0
> +; X32-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3,4,5],xmm0[6,7]
> ; X32-NEXT: retl
> ;
> ; X64-LABEL: i32_shuf_XYW0:
> ; X64: ## BB#0:
> -; X64-NEXT: insertps {{.*#+}} xmm0 = xmm0[0,1,3],zero
> +; X64-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,1,3,3]
> +; X64-NEXT: pxor %xmm0, %xmm0
> +; X64-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3,4,5],xmm0[6,7]
> ; X64-NEXT: retq
> %vecext = extractelement <4 x i32> %x, i32 0
> %vecinit = insertelement <4 x i32> undef, i32 %vecext, i32 0
> @@ -681,12 +677,16 @@ define <4 x i32> @i32_shuf_XYW0(<4 x i32
> define <4 x i32> @i32_shuf_W00W(<4 x i32> %x, <4 x i32> %a) {
> ; X32-LABEL: i32_shuf_W00W:
> ; X32: ## BB#0:
> -; X32-NEXT: insertps {{.*#+}} xmm0 = xmm0[3],zero,zero,xmm0[3]
> +; X32-NEXT: pshufd {{.*#+}} xmm1 = xmm0[3,1,2,3]
> +; X32-NEXT: pxor %xmm0, %xmm0
> +; X32-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3,4,5],xmm1[6,7]
> ; X32-NEXT: retl
> ;
> ; X64-LABEL: i32_shuf_W00W:
> ; X64: ## BB#0:
> -; X64-NEXT: insertps {{.*#+}} xmm0 = xmm0[3],zero,zero,xmm0[3]
> +; X64-NEXT: pshufd {{.*#+}} xmm1 = xmm0[3,1,2,3]
> +; X64-NEXT: pxor %xmm0, %xmm0
> +; X64-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3,4,5],xmm1[6,7]
> ; X64-NEXT: retq
> %vecext = extractelement <4 x i32> %x, i32 3
> %vecinit = insertelement <4 x i32> undef, i32 %vecext, i32 0
> @@ -723,18 +723,16 @@ define <4 x i32> @i32_shuf_X00A(<4 x i32
> define <4 x i32> @i32_shuf_X00X(<4 x i32> %x, <4 x i32> %a) {
> ; X32-LABEL: i32_shuf_X00X:
> ; X32: ## BB#0:
> -; X32-NEXT: pxor %xmm1, %xmm1
> -; X32-NEXT: pblendw {{.*#+}} xmm1 = xmm0[0,1],xmm1[2,3,4,5,6,7]
> -; X32-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,1,2,0]
> -; X32-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3,4,5],xmm0[6,7]
> +; X32-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,1,2,0]
> +; X32-NEXT: pxor %xmm0, %xmm0
> +; X32-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3,4,5],xmm1[6,7]
> ; X32-NEXT: retl
> ;
> ; X64-LABEL: i32_shuf_X00X:
> ; X64: ## BB#0:
> -; X64-NEXT: pxor %xmm1, %xmm1
> -; X64-NEXT: pblendw {{.*#+}} xmm1 = xmm0[0,1],xmm1[2,3,4,5,6,7]
> -; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,1,2,0]
> -; X64-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3,4,5],xmm0[6,7]
> +; X64-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,1,2,0]
> +; X64-NEXT: pxor %xmm0, %xmm0
> +; X64-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3,4,5],xmm1[6,7]
> ; X64-NEXT: retq
> %vecext = extractelement <4 x i32> %x, i32 0
> %vecinit = insertelement <4 x i32> undef, i32 %vecext, i32 0
> @@ -748,7 +746,6 @@ define <4 x i32> @i32_shuf_X0YC(<4 x i32
> ; X32-LABEL: i32_shuf_X0YC:
> ; X32: ## BB#0:
> ; X32-NEXT: pmovzxdq {{.*#+}} xmm2 = xmm0[0],zero,xmm0[1],zero
> -; X32-NEXT: pblendw {{.*#+}} xmm2 = xmm2[0,1,2,3,4,5,6,7]
> ; X32-NEXT: pshufd {{.*#+}} xmm0 = xmm1[0,1,2,2]
> ; X32-NEXT: pblendw {{.*#+}} xmm0 = xmm2[0,1,2,3,4,5],xmm0[6,7]
> ; X32-NEXT: retl
> @@ -756,7 +753,6 @@ define <4 x i32> @i32_shuf_X0YC(<4 x i32
> ; X64-LABEL: i32_shuf_X0YC:
> ; X64: ## BB#0:
> ; X64-NEXT: pmovzxdq {{.*#+}} xmm2 = xmm0[0],zero,xmm0[1],zero
> -; X64-NEXT: pblendw {{.*#+}} xmm2 = xmm2[0,1,2,3,4,5,6,7]
> ; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm1[0,1,2,2]
> ; X64-NEXT: pblendw {{.*#+}} xmm0 = xmm2[0,1,2,3,4,5],xmm0[6,7]
> ; X64-NEXT: retq
> @@ -1012,15 +1008,17 @@ define void @insertps_pr20411(i32* noali
> ; X32: ## BB#0:
> ; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
> ; X32-NEXT: pshufd {{.*#+}} xmm0 = mem[2,3,0,1]
> -; X32-NEXT: pblendw {{.*#+}} xmm0 = mem[0,1],xmm0[2,3],mem[4,5,6,7]
> -; X32-NEXT: movdqu %xmm0, (%eax)
> +; X32-NEXT: pshufd {{.*#+}} xmm1 = mem[3,1,2,3]
> +; X32-NEXT: pblendw {{.*#+}} xmm1 = xmm1[0,1],xmm0[2,3],xmm1[4,5,6,7]
> +; X32-NEXT: movdqu %xmm1, (%eax)
> ; X32-NEXT: retl
> ;
> ; X64-LABEL: insertps_pr20411:
> ; X64: ## BB#0:
> ; X64-NEXT: pshufd {{.*#+}} xmm0 = mem[2,3,0,1]
> -; X64-NEXT: pblendw {{.*#+}} xmm0 = mem[0,1],xmm0[2,3],mem[4,5,6,7]
> -; X64-NEXT: movdqu %xmm0, (%rdi)
> +; X64-NEXT: pshufd {{.*#+}} xmm1 = mem[3,1,2,3]
> +; X64-NEXT: pblendw {{.*#+}} xmm1 = xmm1[0,1],xmm0[2,3],xmm1[4,5,6,7]
> +; X64-NEXT: movdqu %xmm1, (%rdi)
> ; X64-NEXT: retq
> %gather_load = shufflevector <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>, <8 x i32> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
> %shuffle109 = shufflevector <4 x i32> <i32 4, i32 5, i32 6, i32 7>, <4 x i32> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 3> ; 4 5 6 7
>
> Modified: llvm/trunk/test/CodeGen/X86/vector-blend.ll
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vector-blend.ll?rev=229958&r1=229957&r2=229958&view=diff
> ==============================================================================
> --- llvm/trunk/test/CodeGen/X86/vector-blend.ll (original)
> +++ llvm/trunk/test/CodeGen/X86/vector-blend.ll Thu Feb 19 21:05:47 2015
> @@ -255,31 +255,30 @@ entry:
> define <16 x i8> @vsel_i8(<16 x i8> %v1, <16 x i8> %v2) {
> ; SSE2-LABEL: vsel_i8:
> ; SSE2: # BB#0: # %entry
> -; SSE2-NEXT: movaps {{.*#+}} xmm2 = [0,255,255,255,0,255,255,255,0,255,255,255,0,255,255,255]
> -; SSE2-NEXT: andps %xmm2, %xmm1
> -; SSE2-NEXT: andnps %xmm0, %xmm2
> -; SSE2-NEXT: orps %xmm1, %xmm2
> -; SSE2-NEXT: movaps %xmm2, %xmm0
> +; SSE2-NEXT: movaps {{.*#+}} xmm2 = [255,0,0,0,255,0,0,0,255,255,255,255,255,255,255,255]
> +; SSE2-NEXT: andps %xmm2, %xmm0
> +; SSE2-NEXT: andnps %xmm1, %xmm2
> +; SSE2-NEXT: orps %xmm2, %xmm0
> ; SSE2-NEXT: retq
> ;
> ; SSSE3-LABEL: vsel_i8:
> ; SSSE3: # BB#0: # %entry
> -; SSSE3-NEXT: pshufb {{.*#+}} xmm0 = xmm0[0],zero,zero,zero,xmm0[4],zero,zero,zero,xmm0[8],zero,zero,zero,xmm0[12],zero,zero,zero
> -; SSSE3-NEXT: pshufb {{.*#+}} xmm1 = zero,xmm1[1,2,3],zero,xmm1[5,6,7],zero,xmm1[9,10,11],zero,xmm1[13,14,15]
> +; SSSE3-NEXT: pshufb {{.*#+}} xmm1 = zero,xmm1[1,2,3],zero,xmm1[5,6,7],zero,zero,zero,zero,zero,zero,zero,zero
> +; SSSE3-NEXT: pshufb {{.*#+}} xmm0 = xmm0[0],zero,zero,zero,xmm0[4],zero,zero,zero,xmm0[8,9,10,11,12,13,14,15]
> ; SSSE3-NEXT: por %xmm1, %xmm0
> ; SSSE3-NEXT: retq
> ;
> ; SSE41-LABEL: vsel_i8:
> ; SSE41: # BB#0: # %entry
> ; SSE41-NEXT: movdqa %xmm0, %xmm2
> -; SSE41-NEXT: movaps {{.*#+}} xmm0 = [255,0,0,0,255,0,0,0,255,0,0,0,255,0,0,0]
> +; SSE41-NEXT: movaps {{.*#+}} xmm0 = [255,0,0,0,255,0,0,0,255,255,255,255,255,255,255,255]
> ; SSE41-NEXT: pblendvb %xmm2, %xmm1
> ; SSE41-NEXT: movdqa %xmm1, %xmm0
> ; SSE41-NEXT: retq
> ;
> ; AVX-LABEL: vsel_i8:
> ; AVX: # BB#0: # %entry
> -; AVX-NEXT: vmovdqa {{.*#+}} xmm2 = [255,0,0,0,255,0,0,0,255,0,0,0,255,0,0,0]
> +; AVX-NEXT: vmovdqa {{.*#+}} xmm2 = [255,0,0,0,255,0,0,0,255,255,255,255,255,255,255,255]
> ; AVX-NEXT: vpblendvb %xmm2, %xmm0, %xmm1, %xmm0
> ; AVX-NEXT: retq
> entry:
> @@ -624,34 +623,32 @@ entry:
> define <32 x i8> @constant_pblendvb_avx2(<32 x i8> %xyzw, <32 x i8> %abcd) {
> ; SSE2-LABEL: constant_pblendvb_avx2:
> ; SSE2: # BB#0: # %entry
> -; SSE2-NEXT: movaps {{.*#+}} xmm4 = [255,255,0,255,0,0,0,255,255,255,0,255,0,0,0,255]
> +; SSE2-NEXT: movaps {{.*#+}} xmm4 = [0,0,255,0,255,255,255,0,255,255,255,255,255,255,255,255]
> ; SSE2-NEXT: movaps %xmm4, %xmm5
> -; SSE2-NEXT: andnps %xmm0, %xmm5
> -; SSE2-NEXT: andps %xmm4, %xmm2
> -; SSE2-NEXT: orps %xmm2, %xmm5
> -; SSE2-NEXT: andps %xmm4, %xmm3
> -; SSE2-NEXT: andnps %xmm1, %xmm4
> -; SSE2-NEXT: orps %xmm3, %xmm4
> -; SSE2-NEXT: movaps %xmm5, %xmm0
> -; SSE2-NEXT: movaps %xmm4, %xmm1
> +; SSE2-NEXT: andnps %xmm2, %xmm5
> +; SSE2-NEXT: andps %xmm4, %xmm0
> +; SSE2-NEXT: orps %xmm5, %xmm0
> +; SSE2-NEXT: andps %xmm4, %xmm1
> +; SSE2-NEXT: andnps %xmm3, %xmm4
> +; SSE2-NEXT: orps %xmm4, %xmm1
> ; SSE2-NEXT: retq
> ;
> ; SSSE3-LABEL: constant_pblendvb_avx2:
> ; SSSE3: # BB#0: # %entry
> -; SSSE3-NEXT: movdqa {{.*#+}} xmm4 = [128,128,2,128,4,5,6,128,128,128,10,128,12,13,14,128]
> -; SSSE3-NEXT: pshufb %xmm4, %xmm0
> -; SSSE3-NEXT: movdqa {{.*#+}} xmm5 = [0,1,128,3,128,128,128,7,8,9,128,11,128,128,128,15]
> -; SSSE3-NEXT: pshufb %xmm5, %xmm2
> +; SSSE3-NEXT: movdqa {{.*#+}} xmm4 = [0,1,128,3,128,128,128,7,128,128,128,128,128,128,128,128]
> +; SSSE3-NEXT: pshufb %xmm4, %xmm2
> +; SSSE3-NEXT: movdqa {{.*#+}} xmm5 = [128,128,2,128,4,5,6,128,8,9,10,11,12,13,14,15]
> +; SSSE3-NEXT: pshufb %xmm5, %xmm0
> ; SSSE3-NEXT: por %xmm2, %xmm0
> -; SSSE3-NEXT: pshufb %xmm4, %xmm1
> -; SSSE3-NEXT: pshufb %xmm5, %xmm3
> +; SSSE3-NEXT: pshufb %xmm4, %xmm3
> +; SSSE3-NEXT: pshufb %xmm5, %xmm1
> ; SSSE3-NEXT: por %xmm3, %xmm1
> ; SSSE3-NEXT: retq
> ;
> ; SSE41-LABEL: constant_pblendvb_avx2:
> ; SSE41: # BB#0: # %entry
> ; SSE41-NEXT: movdqa %xmm0, %xmm4
> -; SSE41-NEXT: movaps {{.*#+}} xmm0 = [0,0,255,0,255,255,255,0,0,0,255,0,255,255,255,0]
> +; SSE41-NEXT: movaps {{.*#+}} xmm0 = [0,0,255,0,255,255,255,0,255,255,255,255,255,255,255,255]
> ; SSE41-NEXT: pblendvb %xmm4, %xmm2
> ; SSE41-NEXT: pblendvb %xmm1, %xmm3
> ; SSE41-NEXT: movdqa %xmm2, %xmm0
> @@ -660,17 +657,15 @@ define <32 x i8> @constant_pblendvb_avx2
> ;
> ; AVX1-LABEL: constant_pblendvb_avx2:
> ; AVX1: # BB#0: # %entry
> -; AVX1-NEXT: vextractf128 $1, %ymm1, %xmm2
> -; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm3
> -; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [255,255,0,255,0,0,0,255,255,255,0,255,0,0,0,255]
> -; AVX1-NEXT: vpblendvb %xmm4, %xmm2, %xmm3, %xmm2
> -; AVX1-NEXT: vpblendvb %xmm4, %xmm1, %xmm0, %xmm0
> -; AVX1-NEXT: vinsertf128 $1, %xmm2, %ymm0, %ymm0
> +; AVX1-NEXT: vmovdqa {{.*#+}} xmm2 = [0,0,255,0,255,255,255,0,255,255,255,255,255,255,255,255]
> +; AVX1-NEXT: vpblendvb %xmm2, %xmm0, %xmm1, %xmm1
> +; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm0
> +; AVX1-NEXT: vinsertf128 $1, %xmm0, %ymm1, %ymm0
> ; AVX1-NEXT: retq
> ;
> ; AVX2-LABEL: constant_pblendvb_avx2:
> ; AVX2: # BB#0: # %entry
> -; AVX2-NEXT: vmovdqa {{.*#+}} ymm2 = [0,0,255,0,255,255,255,0,0,0,255,0,255,255,255,0,0,0,255,0,255,255,255,0,0,0,255,0,255,255,255,0]
> +; AVX2-NEXT: vmovdqa {{.*#+}} ymm2 = [0,0,255,0,255,255,255,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
> ; AVX2-NEXT: vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
> ; AVX2-NEXT: retq
> entry:
>
>
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