blob: 981e4b39f677a775c0e07683e93e9735ba83b932 [file] [log] [blame]
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+ssse3 | FileCheck %s --check-prefix=ALL --check-prefix=SSE --check-prefix=SSSE3
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+sse4.1 | FileCheck %s --check-prefix=ALL --check-prefix=SSE --check-prefix=SSE41
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX1
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx2 | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX2
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx512f | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX512F
;
; Combine tests involving SSE3/SSSE3 target shuffles (MOVDDUP, MOVSHDUP, MOVSLDUP, PSHUFB)
declare <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8>, <16 x i8>)
define <16 x i8> @combine_vpshufb_as_zero(<16 x i8> %a0) {
; SSE-LABEL: combine_vpshufb_as_zero:
; SSE: # %bb.0:
; SSE-NEXT: xorps %xmm0, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vpshufb_as_zero:
; AVX: # %bb.0:
; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0
; AVX-NEXT: retq
%res0 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 128, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>)
%res1 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %res0, <16 x i8> <i8 0, i8 128, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>)
%res2 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %res1, <16 x i8> <i8 0, i8 1, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128>)
ret <16 x i8> %res2
}
define <16 x i8> @combine_vpshufb_as_movq(<16 x i8> %a0) {
; SSE-LABEL: combine_vpshufb_as_movq:
; SSE: # %bb.0:
; SSE-NEXT: movq {{.*#+}} xmm0 = xmm0[0],zero
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vpshufb_as_movq:
; AVX: # %bb.0:
; AVX-NEXT: vmovq {{.*#+}} xmm0 = xmm0[0],zero
; AVX-NEXT: retq
%res0 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 0, i8 128, i8 1, i8 128, i8 2, i8 128, i8 3, i8 128, i8 4, i8 128, i8 5, i8 128, i8 6, i8 128, i8 7, i8 128>)
%res1 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %res0, <16 x i8> <i8 0, i8 2, i8 4, i8 6, i8 8, i8 10, i8 12, i8 14, i8 1, i8 3, i8 5, i8 7, i8 9, i8 11, i8 13, i8 15>)
ret <16 x i8> %res1
}
define <2 x double> @combine_pshufb_as_movsd(<2 x double> %a0, <2 x double> %a1) {
; SSSE3-LABEL: combine_pshufb_as_movsd:
; SSSE3: # %bb.0:
; SSSE3-NEXT: movsd {{.*#+}} xmm1 = xmm0[0],xmm1[1]
; SSSE3-NEXT: movapd %xmm1, %xmm0
; SSSE3-NEXT: retq
;
; SSE41-LABEL: combine_pshufb_as_movsd:
; SSE41: # %bb.0:
; SSE41-NEXT: blendps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; SSE41-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_movsd:
; AVX: # %bb.0:
; AVX-NEXT: vblendps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; AVX-NEXT: retq
%1 = shufflevector <2 x double> %a0, <2 x double> %a1, <2 x i32> <i32 3, i32 0>
%2 = bitcast <2 x double> %1 to <16 x i8>
%3 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %2, <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>)
%4 = bitcast <16 x i8> %3 to <2 x double>
ret <2 x double> %4
}
define <4 x float> @combine_pshufb_as_movss(<4 x float> %a0, <4 x float> %a1) {
; SSSE3-LABEL: combine_pshufb_as_movss:
; SSSE3: # %bb.0:
; SSSE3-NEXT: movss {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3]
; SSSE3-NEXT: retq
;
; SSE41-LABEL: combine_pshufb_as_movss:
; SSE41: # %bb.0:
; SSE41-NEXT: blendps {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3]
; SSE41-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_movss:
; AVX: # %bb.0:
; AVX-NEXT: vblendps {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3]
; AVX-NEXT: retq
%1 = shufflevector <4 x float> %a0, <4 x float> %a1, <4 x i32> <i32 4, i32 3, i32 2, i32 1>
%2 = bitcast <4 x float> %1 to <16 x i8>
%3 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %2, <16 x i8> <i8 0, i8 1, i8 2, i8 3, i8 12, i8 13, i8 14, i8 15, i8 8, i8 9, i8 10, i8 11, i8 4, i8 5, i8 6, i8 7>)
%4 = bitcast <16 x i8> %3 to <4 x float>
ret <4 x float> %4
}
define <4 x i32> @combine_pshufb_as_zext(<16 x i8> %a0) {
; SSSE3-LABEL: combine_pshufb_as_zext:
; SSSE3: # %bb.0:
; SSSE3-NEXT: pshufb {{.*#+}} xmm0 = xmm0[0],zero,zero,zero,xmm0[1],zero,zero,zero,xmm0[2],zero,zero,zero,xmm0[3],zero,zero,zero
; SSSE3-NEXT: retq
;
; SSE41-LABEL: combine_pshufb_as_zext:
; SSE41: # %bb.0:
; SSE41-NEXT: pmovzxbd {{.*#+}} xmm0 = xmm0[0],zero,zero,zero,xmm0[1],zero,zero,zero,xmm0[2],zero,zero,zero,xmm0[3],zero,zero,zero
; SSE41-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_zext:
; AVX: # %bb.0:
; AVX-NEXT: vpmovzxbd {{.*#+}} xmm0 = xmm0[0],zero,zero,zero,xmm0[1],zero,zero,zero,xmm0[2],zero,zero,zero,xmm0[3],zero,zero,zero
; AVX-NEXT: retq
%1 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 0, i8 -1, i8 -1, i8 -1, i8 1, i8 -1, i8 -1, i8 -1, i8 2, i8 -1, i8 -1, i8 -1, i8 3, i8 -1, i8 -1, i8 -1>)
%2 = bitcast <16 x i8> %1 to <4 x i32>
ret <4 x i32> %2
}
define <2 x double> @combine_pshufb_as_vzmovl_64(<2 x double> %a0) {
; SSE-LABEL: combine_pshufb_as_vzmovl_64:
; SSE: # %bb.0:
; SSE-NEXT: movq {{.*#+}} xmm0 = xmm0[0],zero
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_vzmovl_64:
; AVX: # %bb.0:
; AVX-NEXT: vmovq {{.*#+}} xmm0 = xmm0[0],zero
; AVX-NEXT: retq
%1 = bitcast <2 x double> %a0 to <16 x i8>
%2 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1>)
%3 = bitcast <16 x i8> %2 to <2 x double>
ret <2 x double> %3
}
define <4 x float> @combine_pshufb_as_vzmovl_32(<4 x float> %a0) {
; SSSE3-LABEL: combine_pshufb_as_vzmovl_32:
; SSSE3: # %bb.0:
; SSSE3-NEXT: xorps %xmm1, %xmm1
; SSSE3-NEXT: movss {{.*#+}} xmm1 = xmm0[0],xmm1[1,2,3]
; SSSE3-NEXT: movaps %xmm1, %xmm0
; SSSE3-NEXT: retq
;
; SSE41-LABEL: combine_pshufb_as_vzmovl_32:
; SSE41: # %bb.0:
; SSE41-NEXT: xorps %xmm1, %xmm1
; SSE41-NEXT: blendps {{.*#+}} xmm0 = xmm0[0],xmm1[1,2,3]
; SSE41-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_vzmovl_32:
; AVX: # %bb.0:
; AVX-NEXT: vxorps %xmm1, %xmm1, %xmm1
; AVX-NEXT: vblendps {{.*#+}} xmm0 = xmm0[0],xmm1[1,2,3]
; AVX-NEXT: retq
%1 = bitcast <4 x float> %a0 to <16 x i8>
%2 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 0, i8 1, i8 2, i8 3, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1>)
%3 = bitcast <16 x i8> %2 to <4 x float>
ret <4 x float> %3
}
define <4 x float> @combine_pshufb_movddup(<4 x float> %a0) {
; SSE-LABEL: combine_pshufb_movddup:
; SSE: # %bb.0:
; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[5,5,5,5,7,7,7,7,5,5,5,5,7,7,7,7]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_movddup:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[5,5,5,5,7,7,7,7,5,5,5,5,7,7,7,7]
; AVX-NEXT: retq
%1 = bitcast <4 x float> %a0 to <16 x i8>
%2 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 5, i8 5, i8 5, i8 5, i8 7, i8 7, i8 7, i8 7, i8 1, i8 1, i8 1, i8 1, i8 3, i8 3, i8 3, i8 3>)
%3 = bitcast <16 x i8> %2 to <4 x float>
%4 = shufflevector <4 x float> %3, <4 x float> undef, <4 x i32> <i32 0, i32 1, i32 0, i32 1>
ret <4 x float> %4
}
define <4 x float> @combine_pshufb_movshdup(<4 x float> %a0) {
; SSE-LABEL: combine_pshufb_movshdup:
; SSE: # %bb.0:
; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[7,7,7,7,7,7,7,7,3,3,3,3,3,3,3,3]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_movshdup:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[7,7,7,7,7,7,7,7,3,3,3,3,3,3,3,3]
; AVX-NEXT: retq
%1 = bitcast <4 x float> %a0 to <16 x i8>
%2 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 5, i8 5, i8 5, i8 5, i8 7, i8 7, i8 7, i8 7, i8 1, i8 1, i8 1, i8 1, i8 3, i8 3, i8 3, i8 3>)
%3 = bitcast <16 x i8> %2 to <4 x float>
%4 = shufflevector <4 x float> %3, <4 x float> undef, <4 x i32> <i32 1, i32 1, i32 3, i32 3>
ret <4 x float> %4
}
define <4 x float> @combine_pshufb_movsldup(<4 x float> %a0) {
; SSE-LABEL: combine_pshufb_movsldup:
; SSE: # %bb.0:
; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[5,5,5,5,5,5,5,5,1,1,1,1,1,1,1,1]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_movsldup:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[5,5,5,5,5,5,5,5,1,1,1,1,1,1,1,1]
; AVX-NEXT: retq
%1 = bitcast <4 x float> %a0 to <16 x i8>
%2 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 5, i8 5, i8 5, i8 5, i8 7, i8 7, i8 7, i8 7, i8 1, i8 1, i8 1, i8 1, i8 3, i8 3, i8 3, i8 3>)
%3 = bitcast <16 x i8> %2 to <4 x float>
%4 = shufflevector <4 x float> %3, <4 x float> undef, <4 x i32> <i32 0, i32 0, i32 2, i32 2>
ret <4 x float> %4
}
define <16 x i8> @combine_pshufb_palignr(<16 x i8> %a0, <16 x i8> %a1) {
; SSE-LABEL: combine_pshufb_palignr:
; SSE: # %bb.0:
; SSE-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_palignr:
; AVX: # %bb.0:
; AVX-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[2,3,2,3]
; AVX-NEXT: retq
%1 = shufflevector <16 x i8> %a0, <16 x i8> %a1, <16 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23>
%2 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7>)
ret <16 x i8> %2
}
define <16 x i8> @combine_pshufb_pslldq(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_pslldq:
; SSE: # %bb.0:
; SSE-NEXT: xorps %xmm0, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_pslldq:
; AVX: # %bb.0:
; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7>)
%2 = shufflevector <16 x i8> %1, <16 x i8> zeroinitializer, <16 x i32> <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
ret <16 x i8> %2
}
define <16 x i8> @combine_pshufb_psrldq(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_psrldq:
; SSE: # %bb.0:
; SSE-NEXT: xorps %xmm0, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_psrldq:
; AVX: # %bb.0:
; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 8, i8 9, i8 10, i8 11, i8 12, i8 13, i8 14, i8 15, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128>)
%2 = shufflevector <16 x i8> %1, <16 x i8> zeroinitializer, <16 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
ret <16 x i8> %2
}
define <16 x i8> @combine_and_pshufb(<16 x i8> %a0) {
; SSSE3-LABEL: combine_and_pshufb:
; SSSE3: # %bb.0:
; SSSE3-NEXT: andps {{.*}}(%rip), %xmm0
; SSSE3-NEXT: retq
;
; SSE41-LABEL: combine_and_pshufb:
; SSE41: # %bb.0:
; SSE41-NEXT: pxor %xmm1, %xmm1
; SSE41-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3],xmm0[4],xmm1[5,6,7]
; SSE41-NEXT: retq
;
; AVX-LABEL: combine_and_pshufb:
; AVX: # %bb.0:
; AVX-NEXT: vpxor %xmm1, %xmm1, %xmm1
; AVX-NEXT: vpblendw {{.*#+}} xmm0 = xmm1[0,1,2,3],xmm0[4],xmm1[5,6,7]
; AVX-NEXT: retq
%1 = shufflevector <16 x i8> %a0, <16 x i8> zeroinitializer, <16 x i32> <i32 16, i32 16, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
%2 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 0, i8 1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 8, i8 9, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1>)
ret <16 x i8> %2
}
define <16 x i8> @combine_pshufb_and(<16 x i8> %a0) {
; SSSE3-LABEL: combine_pshufb_and:
; SSSE3: # %bb.0:
; SSSE3-NEXT: andps {{.*}}(%rip), %xmm0
; SSSE3-NEXT: retq
;
; SSE41-LABEL: combine_pshufb_and:
; SSE41: # %bb.0:
; SSE41-NEXT: pxor %xmm1, %xmm1
; SSE41-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0,1,2,3],xmm0[4],xmm1[5,6,7]
; SSE41-NEXT: retq
;
; AVX-LABEL: combine_pshufb_and:
; AVX: # %bb.0:
; AVX-NEXT: vpxor %xmm1, %xmm1, %xmm1
; AVX-NEXT: vpblendw {{.*#+}} xmm0 = xmm1[0,1,2,3],xmm0[4],xmm1[5,6,7]
; AVX-NEXT: retq
%1 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 0, i8 1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 8, i8 9, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1>)
%2 = shufflevector <16 x i8> %1, <16 x i8> zeroinitializer, <16 x i32> <i32 16, i32 16, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
ret <16 x i8> %2
}
define <16 x i8> @combine_pshufb_as_palignr(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_as_palignr:
; SSE: # %bb.0:
; SSE-NEXT: palignr {{.*#+}} xmm0 = xmm0[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,0]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_palignr:
; AVX: # %bb.0:
; AVX-NEXT: vpalignr {{.*#+}} xmm0 = xmm0[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,0]
; AVX-NEXT: retq
%res0 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 8, i8 9, i8 10, i8 11, i8 12, i8 13, i8 undef, i8 undef, i8 0>)
ret <16 x i8> %res0
}
define <16 x i8> @combine_pshufb_as_pslldq(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_as_pslldq:
; SSE: # %bb.0:
; SSE-NEXT: pslldq {{.*#+}} xmm0 = zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,xmm0[0,1,2,3,4,5]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_pslldq:
; AVX: # %bb.0:
; AVX-NEXT: vpslldq {{.*#+}} xmm0 = zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,xmm0[0,1,2,3,4,5]
; AVX-NEXT: retq
%res0 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 0, i8 1, i8 2, i8 3, i8 4, i8 5>)
ret <16 x i8> %res0
}
define <16 x i8> @combine_pshufb_as_psrldq(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_as_psrldq:
; SSE: # %bb.0:
; SSE-NEXT: psrldq {{.*#+}} xmm0 = xmm0[15],zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_psrldq:
; AVX: # %bb.0:
; AVX-NEXT: vpsrldq {{.*#+}} xmm0 = xmm0[15],zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero
; AVX-NEXT: retq
%res0 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 15, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128>)
ret <16 x i8> %res0
}
define <16 x i8> @combine_pshufb_as_psrlw(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_as_psrlw:
; SSE: # %bb.0:
; SSE-NEXT: psrlw $8, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_psrlw:
; AVX: # %bb.0:
; AVX-NEXT: vpsrlw $8, %xmm0, %xmm0
; AVX-NEXT: retq
%res0 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 1, i8 128, i8 3, i8 128, i8 5, i8 128, i8 7, i8 128, i8 9, i8 128, i8 11, i8 128, i8 13, i8 128, i8 15, i8 128>)
ret <16 x i8> %res0
}
define <16 x i8> @combine_pshufb_as_pslld(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_as_pslld:
; SSE: # %bb.0:
; SSE-NEXT: pslld $24, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_pslld:
; AVX: # %bb.0:
; AVX-NEXT: vpslld $24, %xmm0, %xmm0
; AVX-NEXT: retq
%res0 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 128, i8 128, i8 128, i8 0, i8 128, i8 128, i8 128, i8 4, i8 128, i8 128, i8 128, i8 8, i8 128, i8 128, i8 128, i8 12>)
ret <16 x i8> %res0
}
define <16 x i8> @combine_pshufb_as_psrlq(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_as_psrlq:
; SSE: # %bb.0:
; SSE-NEXT: psrlq $40, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_psrlq:
; AVX: # %bb.0:
; AVX-NEXT: vpsrlq $40, %xmm0, %xmm0
; AVX-NEXT: retq
%res0 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 5, i8 6, i8 7, i8 128, i8 128, i8 128, i8 128, i8 128, i8 13, i8 14, i8 15, i8 128, i8 128, i8 128, i8 128, i8 128>)
ret <16 x i8> %res0
}
define <16 x i8> @combine_pshufb_as_pshuflw(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_as_pshuflw:
; SSE: # %bb.0:
; SSE-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[1,0,3,2,4,5,6,7]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_pshuflw:
; AVX: # %bb.0:
; AVX-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[1,0,3,2,4,5,6,7]
; AVX-NEXT: retq
%res0 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 2, i8 3, i8 0, i8 1, i8 6, i8 7, i8 4, i8 5, i8 8, i8 9, i8 10, i8 11, i8 12, i8 13, i8 14, i8 15>)
ret <16 x i8> %res0
}
define <16 x i8> @combine_pshufb_as_pshufhw(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_as_pshufhw:
; SSE: # %bb.0:
; SSE-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,4,7,6]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_pshufhw:
; AVX: # %bb.0:
; AVX-NEXT: vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,4,7,6]
; AVX-NEXT: retq
%res0 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 10, i8 11, i8 8, i8 9, i8 14, i8 15, i8 12, i8 13>)
ret <16 x i8> %res0
}
define <16 x i8> @combine_pshufb_not_as_pshufw(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_not_as_pshufw:
; SSE: # %bb.0:
; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[2,3,0,1,6,7,4,5,10,11,8,9,14,15,12,13]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_not_as_pshufw:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[2,3,0,1,6,7,4,5,10,11,8,9,14,15,12,13]
; AVX-NEXT: retq
%res0 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 2, i8 3, i8 0, i8 1, i8 6, i8 7, i8 4, i8 5, i8 8, i8 9, i8 10, i8 11, i8 12, i8 13, i8 14, i8 15>)
%res1 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %res0, <16 x i8> <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 10, i8 11, i8 8, i8 9, i8 14, i8 15, i8 12, i8 13>)
ret <16 x i8> %res1
}
define <16 x i8> @combine_vpshufb_as_pshuflw_not_pslld(<16 x i8> *%a0) {
; SSE-LABEL: combine_vpshufb_as_pshuflw_not_pslld:
; SSE: # %bb.0:
; SSE-NEXT: pshuflw {{.*#+}} xmm0 = mem[0,0,2,2,4,5,6,7]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vpshufb_as_pshuflw_not_pslld:
; AVX: # %bb.0:
; AVX-NEXT: vpshuflw {{.*#+}} xmm0 = mem[0,0,2,2,4,5,6,7]
; AVX-NEXT: retq
%res0 = load <16 x i8>, <16 x i8> *%a0, align 16
%res1 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %res0, <16 x i8> <i8 undef, i8 undef, i8 0, i8 1, i8 undef, i8 undef, i8 4, i8 5, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef>)
ret <16 x i8> %res1
}
define <16 x i8> @combine_pshufb_as_unary_unpcklbw(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_as_unary_unpcklbw:
; SSE: # %bb.0:
; SSE-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_unary_unpcklbw:
; AVX: # %bb.0:
; AVX-NEXT: vpunpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
; AVX-NEXT: retq
%1 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 0, i8 undef, i8 undef, i8 1, i8 2, i8 2, i8 3, i8 3, i8 4, i8 4, i8 5, i8 5, i8 6, i8 6, i8 7, i8 7>)
ret <16 x i8> %1
}
define <16 x i8> @combine_pshufb_as_unary_unpckhwd(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_as_unary_unpckhwd:
; SSE: # %bb.0:
; SSE-NEXT: punpckhwd {{.*#+}} xmm0 = xmm0[4,4,5,5,6,6,7,7]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_unary_unpckhwd:
; AVX: # %bb.0:
; AVX-NEXT: vpunpckhwd {{.*#+}} xmm0 = xmm0[4,4,5,5,6,6,7,7]
; AVX-NEXT: retq
%1 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 8, i8 9, i8 8, i8 9, i8 10, i8 11, i8 10, i8 11, i8 12, i8 13, i8 12, i8 13, i8 14, i8 15, i8 undef, i8 undef>)
ret <16 x i8> %1
}
define <8 x i16> @combine_pshufb_as_unpacklo_undef(<16 x i8> %a0) {
; ALL-LABEL: combine_pshufb_as_unpacklo_undef:
; ALL: # %bb.0:
; ALL-NEXT: retq
%1 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 undef, i8 undef, i8 0, i8 1, i8 undef, i8 undef, i8 2, i8 3, i8 undef, i8 undef, i8 4, i8 5, i8 undef, i8 undef, i8 6, i8 7>)
%2 = bitcast <16 x i8> %1 to <8 x i16>
%3 = shufflevector <8 x i16> %2, <8 x i16> undef, <8 x i32> <i32 0, i32 0, i32 2, i32 2, i32 4, i32 4, i32 6, i32 6>
ret <8 x i16> %3
}
define <16 x i8> @combine_pshufb_as_unpackhi_undef(<16 x i8> %a0) {
; ALL-LABEL: combine_pshufb_as_unpackhi_undef:
; ALL: # %bb.0:
; ALL-NEXT: retq
%1 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 8, i8 undef, i8 9, i8 undef, i8 10, i8 undef, i8 11, i8 undef, i8 12, i8 undef, i8 13, i8 undef, i8 14, i8 undef, i8 15, i8 undef>)
%2 = shufflevector <16 x i8> %1, <16 x i8> undef, <16 x i32> <i32 1, i32 1, i32 3, i32 3, i32 5, i32 5, i32 7, i32 7, i32 9, i32 9, i32 11, i32 11, i32 13, i32 13, i32 15, i32 15>
ret <16 x i8> %2
}
define <16 x i8> @combine_pshufb_as_unpacklo_zero(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_as_unpacklo_zero:
; SSE: # %bb.0:
; SSE-NEXT: xorps %xmm1, %xmm1
; SSE-NEXT: unpcklps {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
; SSE-NEXT: movaps %xmm1, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_unpacklo_zero:
; AVX: # %bb.0:
; AVX-NEXT: vxorps %xmm1, %xmm1, %xmm1
; AVX-NEXT: vunpcklps {{.*#+}} xmm0 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
; AVX-NEXT: retq
%1 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 -1, i8 -1, i8 -1, i8 -1, i8 0, i8 1, i8 2, i8 3, i8 -1, i8 -1, i8 -1, i8 -1, i8 4, i8 5, i8 6, i8 7>)
ret <16 x i8> %1
}
define <16 x i8> @combine_pshufb_as_unpackhi_zero(<16 x i8> %a0) {
; SSE-LABEL: combine_pshufb_as_unpackhi_zero:
; SSE: # %bb.0:
; SSE-NEXT: pxor %xmm1, %xmm1
; SSE-NEXT: punpckhbw {{.*#+}} xmm0 = xmm0[8],xmm1[8],xmm0[9],xmm1[9],xmm0[10],xmm1[10],xmm0[11],xmm1[11],xmm0[12],xmm1[12],xmm0[13],xmm1[13],xmm0[14],xmm1[14],xmm0[15],xmm1[15]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pshufb_as_unpackhi_zero:
; AVX: # %bb.0:
; AVX-NEXT: vpxor %xmm1, %xmm1, %xmm1
; AVX-NEXT: vpunpckhbw {{.*#+}} xmm0 = xmm0[8],xmm1[8],xmm0[9],xmm1[9],xmm0[10],xmm1[10],xmm0[11],xmm1[11],xmm0[12],xmm1[12],xmm0[13],xmm1[13],xmm0[14],xmm1[14],xmm0[15],xmm1[15]
; AVX-NEXT: retq
%1 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 8, i8 -1, i8 9, i8 -1, i8 10, i8 -1, i8 11, i8 -1, i8 12, i8 -1, i8 13, i8 -1, i8 14, i8 -1, i8 15, i8 -1>)
ret <16 x i8> %1
}
define <16 x i8> @combine_psrlw_pshufb(<8 x i16> %a0) {
; SSE-LABEL: combine_psrlw_pshufb:
; SSE: # %bb.0:
; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[1],zero,zero,zero,xmm0[1],zero,zero,zero,xmm0[1],zero,zero,zero,xmm0[1],zero,zero,zero
; SSE-NEXT: retq
;
; AVX-LABEL: combine_psrlw_pshufb:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[1],zero,zero,zero,xmm0[1],zero,zero,zero,xmm0[1],zero,zero,zero,xmm0[1],zero,zero,zero
; AVX-NEXT: retq
%1 = lshr <8 x i16> %a0, <i16 8, i16 8, i16 8, i16 8, i16 8, i16 8, i16 8, i16 8>
%2 = bitcast <8 x i16> %1 to <16 x i8>
%3 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %2, <16 x i8> <i8 0, i8 -1, i8 -1, i8 -1, i8 0, i8 -1, i8 -1, i8 -1, i8 0, i8 -1, i8 -1, i8 -1, i8 0, i8 -1, i8 -1, i8 -1>)
ret <16 x i8> %3
}
define <16 x i8> @combine_pslld_pshufb(<4 x i32> %a0) {
; SSE-LABEL: combine_pslld_pshufb:
; SSE: # %bb.0:
; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[2,1,0],zero,xmm0[6,5,4],zero,xmm0[10,9,8],zero,xmm0[14,13,12],zero
; SSE-NEXT: retq
;
; AVX-LABEL: combine_pslld_pshufb:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[2,1,0],zero,xmm0[6,5,4],zero,xmm0[10,9,8],zero,xmm0[14,13,12],zero
; AVX-NEXT: retq
%1 = shl <4 x i32> %a0, <i32 8, i32 8, i32 8, i32 8>
%2 = bitcast <4 x i32> %1 to <16 x i8>
%3 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %2, <16 x i8> <i8 3, i8 2, i8 1, i8 0, i8 7, i8 6, i8 5, i8 4, i8 11, i8 10, i8 9, i8 8, i8 15, i8 14, i8 13, i8 12>)
ret <16 x i8> %3
}
define <16 x i8> @combine_psrlq_pshufb(<2 x i64> %a0) {
; SSE-LABEL: combine_psrlq_pshufb:
; SSE: # %bb.0:
; SSE-NEXT: pshufb {{.*#+}} xmm0 = zero,zero,zero,zero,zero,zero,xmm0[7,6],zero,zero,zero,zero,zero,zero,xmm0[15,14]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_psrlq_pshufb:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = zero,zero,zero,zero,zero,zero,xmm0[7,6],zero,zero,zero,zero,zero,zero,xmm0[15,14]
; AVX-NEXT: retq
%1 = lshr <2 x i64> %a0, <i64 48, i64 48>
%2 = bitcast <2 x i64> %1 to <16 x i8>
%3 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %2, <16 x i8> <i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0, i8 15, i8 14, i8 13, i8 12, i8 11, i8 10, i8 9, i8 8>)
ret <16 x i8> %3
}
define <16 x i8> @combine_unpckl_arg0_pshufb(<16 x i8> %a0, <16 x i8> %a1) {
; SSE-LABEL: combine_unpckl_arg0_pshufb:
; SSE: # %bb.0:
; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[0],zero,zero,zero,xmm0[0],zero,zero,zero,xmm0[0],zero,zero,zero,xmm0[0],zero,zero,zero
; SSE-NEXT: retq
;
; AVX-LABEL: combine_unpckl_arg0_pshufb:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0],zero,zero,zero,xmm0[0],zero,zero,zero,xmm0[0],zero,zero,zero,xmm0[0],zero,zero,zero
; AVX-NEXT: retq
%1 = shufflevector <16 x i8> %a0, <16 x i8> %a1, <16 x i32> <i32 0, i32 16, i32 1, i32 17, i32 2, i32 18, i32 3, i32 19, i32 4, i32 20, i32 5, i32 21, i32 6, i32 22, i32 7, i32 23>
%2 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 0, i8 -1, i8 -1, i8 -1, i8 0, i8 -1, i8 -1, i8 -1, i8 0, i8 -1, i8 -1, i8 -1, i8 0, i8 -1, i8 -1, i8 -1>)
ret <16 x i8> %2
}
define <16 x i8> @combine_unpckl_arg1_pshufb(<16 x i8> %a0, <16 x i8> %a1) {
; SSE-LABEL: combine_unpckl_arg1_pshufb:
; SSE: # %bb.0:
; SSE-NEXT: pshufb {{.*#+}} xmm1 = xmm1[0],zero,zero,zero,xmm1[0],zero,zero,zero,xmm1[0],zero,zero,zero,xmm1[0],zero,zero,zero
; SSE-NEXT: movdqa %xmm1, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_unpckl_arg1_pshufb:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm1[0],zero,zero,zero,xmm1[0],zero,zero,zero,xmm1[0],zero,zero,zero,xmm1[0],zero,zero,zero
; AVX-NEXT: retq
%1 = shufflevector <16 x i8> %a0, <16 x i8> %a1, <16 x i32> <i32 0, i32 16, i32 1, i32 17, i32 2, i32 18, i32 3, i32 19, i32 4, i32 20, i32 5, i32 21, i32 6, i32 22, i32 7, i32 23>
%2 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 1, i8 -1, i8 -1, i8 -1, i8 1, i8 -1, i8 -1, i8 -1, i8 1, i8 -1, i8 -1, i8 -1, i8 1, i8 -1, i8 -1, i8 -1>)
ret <16 x i8> %2
}
define <8 x i16> @shuffle_combine_unpack_insert(<8 x i16> %a0) {
; SSE-LABEL: shuffle_combine_unpack_insert:
; SSE: # %bb.0:
; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[4,5,4,5,4,5,8,9,8,9,8,9,10,11,10,11]
; SSE-NEXT: retq
;
; AVX-LABEL: shuffle_combine_unpack_insert:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[4,5,4,5,4,5,8,9,8,9,8,9,10,11,10,11]
; AVX-NEXT: retq
%1 = extractelement <8 x i16> %a0, i32 2
%2 = extractelement <8 x i16> %a0, i32 4
%3 = insertelement <8 x i16> %a0, i16 %1, i32 4
%4 = insertelement <8 x i16> %a0, i16 %2, i32 2
%5 = shufflevector <8 x i16> %3, <8 x i16> %4, <8 x i32> <i32 0, i32 8, i32 1, i32 9, i32 2, i32 10, i32 3, i32 11>
%6 = shufflevector <8 x i16> %5, <8 x i16> %3, <8 x i32> <i32 4, i32 12, i32 5, i32 13, i32 undef, i32 undef, i32 undef, i32 undef>
%7 = shufflevector <8 x i16> %5, <8 x i16> %a0, <8 x i32> <i32 4, i32 12, i32 5, i32 13, i32 undef, i32 undef, i32 undef, i32 undef>
%8 = shufflevector <8 x i16> %6, <8 x i16> %7, <8 x i32> <i32 0, i32 8, i32 1, i32 9, i32 2, i32 10, i32 3, i32 11>
ret <8 x i16> %8
}
define <16 x i8> @shuffle_combine_packssdw_pshufb(<4 x i32> %a0) {
; SSE-LABEL: shuffle_combine_packssdw_pshufb:
; SSE: # %bb.0:
; SSE-NEXT: psrad $31, %xmm0
; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[13,12,9,8,5,4,1,0,13,12,9,8,5,4,1,0]
; SSE-NEXT: retq
;
; AVX-LABEL: shuffle_combine_packssdw_pshufb:
; AVX: # %bb.0:
; AVX-NEXT: vpsrad $31, %xmm0, %xmm0
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[13,12,9,8,5,4,1,0,13,12,9,8,5,4,1,0]
; AVX-NEXT: retq
%1 = ashr <4 x i32> %a0, <i32 31, i32 31, i32 31, i32 31>
%2 = tail call <8 x i16> @llvm.x86.sse2.packssdw.128(<4 x i32> %1, <4 x i32> %1)
%3 = bitcast <8 x i16> %2 to <16 x i8>
%4 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %3, <16 x i8> <i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0, i8 15, i8 14, i8 13, i8 12, i8 11, i8 10, i8 9, i8 8>)
ret <16 x i8> %4
}
declare <8 x i16> @llvm.x86.sse2.packssdw.128(<4 x i32>, <4 x i32>) nounwind readnone
define <16 x i8> @shuffle_combine_packsswb_pshufb(<8 x i16> %a0, <8 x i16> %a1) {
; SSE-LABEL: shuffle_combine_packsswb_pshufb:
; SSE: # %bb.0:
; SSE-NEXT: psraw $15, %xmm0
; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[14,12,10,8,6,4,2,0,14,12,10,8,6,4,2,0]
; SSE-NEXT: retq
;
; AVX-LABEL: shuffle_combine_packsswb_pshufb:
; AVX: # %bb.0:
; AVX-NEXT: vpsraw $15, %xmm0, %xmm0
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[14,12,10,8,6,4,2,0,14,12,10,8,6,4,2,0]
; AVX-NEXT: retq
%1 = ashr <8 x i16> %a0, <i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15>
%2 = ashr <8 x i16> %a1, <i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15, i16 15>
%3 = tail call <16 x i8> @llvm.x86.sse2.packsswb.128(<8 x i16> %1, <8 x i16> %2)
%4 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %3, <16 x i8> <i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0, i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0>)
ret <16 x i8> %4
}
declare <16 x i8> @llvm.x86.sse2.packsswb.128(<8 x i16>, <8 x i16>) nounwind readnone
define <16 x i8> @shuffle_combine_packuswb_pshufb(<8 x i16> %a0, <8 x i16> %a1) {
; SSE-LABEL: shuffle_combine_packuswb_pshufb:
; SSE: # %bb.0:
; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[15,13,11,9,7,5,3,1,15,13,11,9,7,5,3,1]
; SSE-NEXT: retq
;
; AVX-LABEL: shuffle_combine_packuswb_pshufb:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[15,13,11,9,7,5,3,1,15,13,11,9,7,5,3,1]
; AVX-NEXT: retq
%1 = lshr <8 x i16> %a0, <i16 8, i16 8, i16 8, i16 8, i16 8, i16 8, i16 8, i16 8>
%2 = lshr <8 x i16> %a1, <i16 8, i16 8, i16 8, i16 8, i16 8, i16 8, i16 8, i16 8>
%3 = tail call <16 x i8> @llvm.x86.sse2.packuswb.128(<8 x i16> %1, <8 x i16> %2)
%4 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %3, <16 x i8> <i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0, i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0>)
ret <16 x i8> %4
}
declare <16 x i8> @llvm.x86.sse2.packuswb.128(<8 x i16>, <8 x i16>) nounwind readnone
define <16 x i8> @constant_fold_pshufb() {
; SSE-LABEL: constant_fold_pshufb:
; SSE: # %bb.0:
; SSE-NEXT: movaps {{.*#+}} xmm0 = <14,0,0,0,u,u,0,0,0,0,0,0,0,0,8,9>
; SSE-NEXT: retq
;
; AVX-LABEL: constant_fold_pshufb:
; AVX: # %bb.0:
; AVX-NEXT: vmovaps {{.*#+}} xmm0 = <14,0,0,0,u,u,0,0,0,0,0,0,0,0,8,9>
; AVX-NEXT: retq
%1 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> <i8 15, i8 14, i8 13, i8 12, i8 11, i8 10, i8 9, i8 8, i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0>, <16 x i8> <i8 1, i8 -1, i8 -1, i8 -1, i8 undef, i8 undef, i8 -1, i8 -1, i8 15, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 7, i8 6>)
ret <16 x i8> %1
}
; FIXME - unnecessary pshufb/broadcast being used - pshufb mask only needs lowest byte.
define <16 x i8> @constant_fold_pshufb_2() {
; SSE-LABEL: constant_fold_pshufb_2:
; SSE: # %bb.0:
; SSE-NEXT: movl $2, %eax
; SSE-NEXT: movd %eax, %xmm0
; SSE-NEXT: pxor %xmm1, %xmm1
; SSE-NEXT: pshufb %xmm1, %xmm0
; SSE-NEXT: retq
;
; AVX1-LABEL: constant_fold_pshufb_2:
; AVX1: # %bb.0:
; AVX1-NEXT: movl $2, %eax
; AVX1-NEXT: vmovd %eax, %xmm0
; AVX1-NEXT: vpxor %xmm1, %xmm1, %xmm1
; AVX1-NEXT: vpshufb %xmm1, %xmm0, %xmm0
; AVX1-NEXT: retq
;
; AVX2-LABEL: constant_fold_pshufb_2:
; AVX2: # %bb.0:
; AVX2-NEXT: movl $2, %eax
; AVX2-NEXT: vmovd %eax, %xmm0
; AVX2-NEXT: vpbroadcastb %xmm0, %xmm0
; AVX2-NEXT: retq
;
; AVX512F-LABEL: constant_fold_pshufb_2:
; AVX512F: # %bb.0:
; AVX512F-NEXT: movl $2, %eax
; AVX512F-NEXT: vmovd %eax, %xmm0
; AVX512F-NEXT: vpbroadcastb %xmm0, %xmm0
; AVX512F-NEXT: retq
%1 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> <i8 2, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>, <16 x i8> <i8 0, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef>)
ret <16 x i8> %1
}
define i32 @mask_zzz3_v16i8(<16 x i8> %a0) {
; SSSE3-LABEL: mask_zzz3_v16i8:
; SSSE3: # %bb.0:
; SSSE3-NEXT: pshufb {{.*#+}} xmm0 = zero,zero,zero,xmm0[14,u,u,u,u,u,u,u,u,u,u,u,u]
; SSSE3-NEXT: movd %xmm0, %eax
; SSSE3-NEXT: retq
;
; SSE41-LABEL: mask_zzz3_v16i8:
; SSE41: # %bb.0:
; SSE41-NEXT: pshufb {{.*#+}} xmm0 = xmm0[u,u,u,u,u,u,u,u,u,u,u,u],zero,zero,zero,xmm0[14]
; SSE41-NEXT: pextrd $3, %xmm0, %eax
; SSE41-NEXT: retq
;
; AVX-LABEL: mask_zzz3_v16i8:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[u,u,u,u,u,u,u,u,u,u,u,u],zero,zero,zero,xmm0[14]
; AVX-NEXT: vpextrd $3, %xmm0, %eax
; AVX-NEXT: retq
%1 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 0, i8 2, i8 4, i8 6, i8 8, i8 10, i8 12, i8 14, i8 0, i8 2, i8 4, i8 6, i8 8, i8 10, i8 12, i8 14>)
%2 = bitcast <16 x i8> %1 to <4 x i32>
%3 = extractelement <4 x i32> %2, i32 3
%4 = and i32 %3, 4278190080
ret i32 %4
}
define i32 @mask_z1z3_v16i8(<16 x i8> %a0) {
; SSSE3-LABEL: mask_z1z3_v16i8:
; SSSE3: # %bb.0:
; SSSE3-NEXT: pshufb {{.*#+}} xmm0 = zero,xmm0[10],zero,xmm0[14,u,u,u,u,u,u,u,u,u,u,u,u]
; SSSE3-NEXT: movd %xmm0, %eax
; SSSE3-NEXT: retq
;
; SSE41-LABEL: mask_z1z3_v16i8:
; SSE41: # %bb.0:
; SSE41-NEXT: pshufb {{.*#+}} xmm0 = xmm0[u,u,u,u,u,u,u,u,u,u,u,u],zero,xmm0[10],zero,xmm0[14]
; SSE41-NEXT: pextrd $3, %xmm0, %eax
; SSE41-NEXT: retq
;
; AVX-LABEL: mask_z1z3_v16i8:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[u,u,u,u,u,u,u,u,u,u,u,u],zero,xmm0[10],zero,xmm0[14]
; AVX-NEXT: vpextrd $3, %xmm0, %eax
; AVX-NEXT: retq
%1 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 0, i8 2, i8 4, i8 6, i8 8, i8 10, i8 12, i8 14, i8 0, i8 2, i8 4, i8 6, i8 8, i8 10, i8 12, i8 14>)
%2 = bitcast <16 x i8> %1 to <4 x i32>
%3 = extractelement <4 x i32> %2, i32 3
%4 = and i32 %3, 4278255360
ret i32 %4
}
define i32 @PR22415(double %a0) {
; SSE-LABEL: PR22415:
; SSE: # %bb.0:
; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[0,2,4],zero,xmm0[u,u,u,u,u,u,u,u,u,u,u,u]
; SSE-NEXT: movd %xmm0, %eax
; SSE-NEXT: retq
;
; AVX-LABEL: PR22415:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,2,4],zero,xmm0[u,u,u,u,u,u,u,u,u,u,u,u]
; AVX-NEXT: vmovd %xmm0, %eax
; AVX-NEXT: retq
%1 = bitcast double %a0 to <8 x i8>
%2 = shufflevector <8 x i8> %1, <8 x i8> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 undef>
%3 = shufflevector <4 x i8> %2, <4 x i8> undef, <3 x i32> <i32 0, i32 1, i32 2>
%4 = bitcast <3 x i8> %3 to i24
%5 = zext i24 %4 to i32
ret i32 %5
}