|  | ; RUN: llc < %s -mtriple=x86_64-apple-macosx10.8.0 -mattr=+sse2 | FileCheck %s --check-prefix=SSE --check-prefix=SSE2 | 
|  | ; RUN: llc < %s -mtriple=x86_64-apple-macosx10.8.0 -mattr=+ssse3 | FileCheck %s --check-prefix=SSE --check-prefix=SSSE3 | 
|  | ; RUN: llc < %s -mtriple=x86_64-apple-macosx10.8.0 -mattr=+avx | FileCheck %s --check-prefix=AVX --check-prefix=AVX1 | 
|  | ; RUN: llc < %s -mtriple=x86_64-apple-macosx10.8.0 -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2 | 
|  |  | 
|  | define void @test1(i16* nocapture %head) nounwind { | 
|  | ; SSE-LABEL: test1: | 
|  | ; SSE:       ## BB#0: ## %vector.ph | 
|  | ; SSE-NEXT:    movdqu (%rdi), %xmm0 | 
|  | ; SSE-NEXT:    psubusw {{.*}}(%rip), %xmm0 | 
|  | ; SSE-NEXT:    movdqu %xmm0, (%rdi) | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test1: | 
|  | ; AVX:       ## BB#0: ## %vector.ph | 
|  | ; AVX-NEXT:    vmovdqu (%rdi), %xmm0 | 
|  | ; AVX-NEXT:    vpsubusw {{.*}}(%rip), %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    vmovdqu %xmm0, (%rdi) | 
|  | ; AVX-NEXT:    retq | 
|  | vector.ph: | 
|  | %0 = getelementptr inbounds i16, i16* %head, i64 0 | 
|  | %1 = bitcast i16* %0 to <8 x i16>* | 
|  | %2 = load <8 x i16>, <8 x i16>* %1, align 2 | 
|  | %3 = icmp slt <8 x i16> %2, zeroinitializer | 
|  | %4 = xor <8 x i16> %2, <i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768> | 
|  | %5 = select <8 x i1> %3, <8 x i16> %4, <8 x i16> zeroinitializer | 
|  | store <8 x i16> %5, <8 x i16>* %1, align 2 | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define void @test2(i16* nocapture %head) nounwind { | 
|  | ; SSE-LABEL: test2: | 
|  | ; SSE:       ## BB#0: ## %vector.ph | 
|  | ; SSE-NEXT:    movdqu (%rdi), %xmm0 | 
|  | ; SSE-NEXT:    psubusw {{.*}}(%rip), %xmm0 | 
|  | ; SSE-NEXT:    movdqu %xmm0, (%rdi) | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test2: | 
|  | ; AVX:       ## BB#0: ## %vector.ph | 
|  | ; AVX-NEXT:    vmovdqu (%rdi), %xmm0 | 
|  | ; AVX-NEXT:    vpsubusw {{.*}}(%rip), %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    vmovdqu %xmm0, (%rdi) | 
|  | ; AVX-NEXT:    retq | 
|  | vector.ph: | 
|  | %0 = getelementptr inbounds i16, i16* %head, i64 0 | 
|  | %1 = bitcast i16* %0 to <8 x i16>* | 
|  | %2 = load <8 x i16>, <8 x i16>* %1, align 2 | 
|  | %3 = icmp ugt <8 x i16> %2, <i16 32766, i16 32766, i16 32766, i16 32766, i16 32766, i16 32766, i16 32766, i16 32766> | 
|  | %4 = add <8 x i16> %2, <i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767> | 
|  | %5 = select <8 x i1> %3, <8 x i16> %4, <8 x i16> zeroinitializer | 
|  | store <8 x i16> %5, <8 x i16>* %1, align 2 | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define void @test3(i16* nocapture %head, i16 zeroext %w) nounwind { | 
|  | ; SSE-LABEL: test3: | 
|  | ; SSE:       ## BB#0: ## %vector.ph | 
|  | ; SSE-NEXT:    movd %esi, %xmm0 | 
|  | ; SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7] | 
|  | ; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,1,1] | 
|  | ; SSE-NEXT:    movdqu (%rdi), %xmm1 | 
|  | ; SSE-NEXT:    psubusw %xmm0, %xmm1 | 
|  | ; SSE-NEXT:    movdqu %xmm1, (%rdi) | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX1-LABEL: test3: | 
|  | ; AVX1:       ## BB#0: ## %vector.ph | 
|  | ; AVX1-NEXT:    vmovd %esi, %xmm0 | 
|  | ; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7] | 
|  | ; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,1,1] | 
|  | ; AVX1-NEXT:    vmovdqu (%rdi), %xmm1 | 
|  | ; AVX1-NEXT:    vpsubusw %xmm0, %xmm1, %xmm0 | 
|  | ; AVX1-NEXT:    vmovdqu %xmm0, (%rdi) | 
|  | ; AVX1-NEXT:    retq | 
|  | ; | 
|  | ; AVX2-LABEL: test3: | 
|  | ; AVX2:       ## BB#0: ## %vector.ph | 
|  | ; AVX2-NEXT:    vmovd %esi, %xmm0 | 
|  | ; AVX2-NEXT:    vpbroadcastw %xmm0, %xmm0 | 
|  | ; AVX2-NEXT:    vmovdqu (%rdi), %xmm1 | 
|  | ; AVX2-NEXT:    vpsubusw %xmm0, %xmm1, %xmm0 | 
|  | ; AVX2-NEXT:    vmovdqu %xmm0, (%rdi) | 
|  | ; AVX2-NEXT:    retq | 
|  | vector.ph: | 
|  | %0 = insertelement <8 x i16> undef, i16 %w, i32 0 | 
|  | %broadcast15 = shufflevector <8 x i16> %0, <8 x i16> undef, <8 x i32> zeroinitializer | 
|  | %1 = getelementptr inbounds i16, i16* %head, i64 0 | 
|  | %2 = bitcast i16* %1 to <8 x i16>* | 
|  | %3 = load <8 x i16>, <8 x i16>* %2, align 2 | 
|  | %4 = icmp ult <8 x i16> %3, %broadcast15 | 
|  | %5 = sub <8 x i16> %3, %broadcast15 | 
|  | %6 = select <8 x i1> %4, <8 x i16> zeroinitializer, <8 x i16> %5 | 
|  | store <8 x i16> %6, <8 x i16>* %2, align 2 | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define void @test4(i8* nocapture %head) nounwind { | 
|  | ; SSE-LABEL: test4: | 
|  | ; SSE:       ## BB#0: ## %vector.ph | 
|  | ; SSE-NEXT:    movdqu (%rdi), %xmm0 | 
|  | ; SSE-NEXT:    psubusb {{.*}}(%rip), %xmm0 | 
|  | ; SSE-NEXT:    movdqu %xmm0, (%rdi) | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test4: | 
|  | ; AVX:       ## BB#0: ## %vector.ph | 
|  | ; AVX-NEXT:    vmovdqu (%rdi), %xmm0 | 
|  | ; AVX-NEXT:    vpsubusb {{.*}}(%rip), %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    vmovdqu %xmm0, (%rdi) | 
|  | ; AVX-NEXT:    retq | 
|  | vector.ph: | 
|  | %0 = getelementptr inbounds i8, i8* %head, i64 0 | 
|  | %1 = bitcast i8* %0 to <16 x i8>* | 
|  | %2 = load <16 x i8>, <16 x i8>* %1, align 1 | 
|  | %3 = icmp slt <16 x i8> %2, zeroinitializer | 
|  | %4 = xor <16 x i8> %2, <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, i8 -128> | 
|  | %5 = select <16 x i1> %3, <16 x i8> %4, <16 x i8> zeroinitializer | 
|  | store <16 x i8> %5, <16 x i8>* %1, align 1 | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define void @test5(i8* nocapture %head) nounwind { | 
|  | ; SSE-LABEL: test5: | 
|  | ; SSE:       ## BB#0: ## %vector.ph | 
|  | ; SSE-NEXT:    movdqu (%rdi), %xmm0 | 
|  | ; SSE-NEXT:    psubusb {{.*}}(%rip), %xmm0 | 
|  | ; SSE-NEXT:    movdqu %xmm0, (%rdi) | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX-LABEL: test5: | 
|  | ; AVX:       ## BB#0: ## %vector.ph | 
|  | ; AVX-NEXT:    vmovdqu (%rdi), %xmm0 | 
|  | ; AVX-NEXT:    vpsubusb {{.*}}(%rip), %xmm0, %xmm0 | 
|  | ; AVX-NEXT:    vmovdqu %xmm0, (%rdi) | 
|  | ; AVX-NEXT:    retq | 
|  | vector.ph: | 
|  | %0 = getelementptr inbounds i8, i8* %head, i64 0 | 
|  | %1 = bitcast i8* %0 to <16 x i8>* | 
|  | %2 = load <16 x i8>, <16 x i8>* %1, align 1 | 
|  | %3 = icmp ugt <16 x i8> %2, <i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126> | 
|  | %4 = add <16 x i8> %2, <i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127> | 
|  | %5 = select <16 x i1> %3, <16 x i8> %4, <16 x i8> zeroinitializer | 
|  | store <16 x i8> %5, <16 x i8>* %1, align 1 | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define void @test6(i8* nocapture %head, i8 zeroext %w) nounwind { | 
|  | ; SSE2-LABEL: test6: | 
|  | ; SSE2:       ## BB#0: ## %vector.ph | 
|  | ; SSE2-NEXT:    movd %esi, %xmm0 | 
|  | ; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7] | 
|  | ; SSE2-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7] | 
|  | ; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,1,1] | 
|  | ; SSE2-NEXT:    movdqu (%rdi), %xmm1 | 
|  | ; SSE2-NEXT:    psubusb %xmm0, %xmm1 | 
|  | ; SSE2-NEXT:    movdqu %xmm1, (%rdi) | 
|  | ; SSE2-NEXT:    retq | 
|  | ; | 
|  | ; SSSE3-LABEL: test6: | 
|  | ; SSSE3:       ## BB#0: ## %vector.ph | 
|  | ; SSSE3-NEXT:    movd %esi, %xmm0 | 
|  | ; SSSE3-NEXT:    pxor %xmm1, %xmm1 | 
|  | ; SSSE3-NEXT:    pshufb %xmm1, %xmm0 | 
|  | ; SSSE3-NEXT:    movdqu (%rdi), %xmm1 | 
|  | ; SSSE3-NEXT:    psubusb %xmm0, %xmm1 | 
|  | ; SSSE3-NEXT:    movdqu %xmm1, (%rdi) | 
|  | ; SSSE3-NEXT:    retq | 
|  | ; | 
|  | ; AVX1-LABEL: test6: | 
|  | ; AVX1:       ## BB#0: ## %vector.ph | 
|  | ; AVX1-NEXT:    vmovd %esi, %xmm0 | 
|  | ; AVX1-NEXT:    vpxor %xmm1, %xmm1, %xmm1 | 
|  | ; AVX1-NEXT:    vpshufb %xmm1, %xmm0, %xmm0 | 
|  | ; AVX1-NEXT:    vmovdqu (%rdi), %xmm1 | 
|  | ; AVX1-NEXT:    vpsubusb %xmm0, %xmm1, %xmm0 | 
|  | ; AVX1-NEXT:    vmovdqu %xmm0, (%rdi) | 
|  | ; AVX1-NEXT:    retq | 
|  | ; | 
|  | ; AVX2-LABEL: test6: | 
|  | ; AVX2:       ## BB#0: ## %vector.ph | 
|  | ; AVX2-NEXT:    vmovd %esi, %xmm0 | 
|  | ; AVX2-NEXT:    vpbroadcastb %xmm0, %xmm0 | 
|  | ; AVX2-NEXT:    vmovdqu (%rdi), %xmm1 | 
|  | ; AVX2-NEXT:    vpsubusb %xmm0, %xmm1, %xmm0 | 
|  | ; AVX2-NEXT:    vmovdqu %xmm0, (%rdi) | 
|  | ; AVX2-NEXT:    retq | 
|  | vector.ph: | 
|  | %0 = insertelement <16 x i8> undef, i8 %w, i32 0 | 
|  | %broadcast15 = shufflevector <16 x i8> %0, <16 x i8> undef, <16 x i32> zeroinitializer | 
|  | %1 = getelementptr inbounds i8, i8* %head, i64 0 | 
|  | %2 = bitcast i8* %1 to <16 x i8>* | 
|  | %3 = load <16 x i8>, <16 x i8>* %2, align 1 | 
|  | %4 = icmp ult <16 x i8> %3, %broadcast15 | 
|  | %5 = sub <16 x i8> %3, %broadcast15 | 
|  | %6 = select <16 x i1> %4, <16 x i8> zeroinitializer, <16 x i8> %5 | 
|  | store <16 x i8> %6, <16 x i8>* %2, align 1 | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define void @test7(i16* nocapture %head) nounwind { | 
|  | ; SSE-LABEL: test7: | 
|  | ; SSE:       ## BB#0: ## %vector.ph | 
|  | ; SSE-NEXT:    movdqu (%rdi), %xmm0 | 
|  | ; SSE-NEXT:    movdqu 16(%rdi), %xmm1 | 
|  | ; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [32768,32768,32768,32768,32768,32768,32768,32768] | 
|  | ; SSE-NEXT:    psubusw %xmm2, %xmm0 | 
|  | ; SSE-NEXT:    psubusw %xmm2, %xmm1 | 
|  | ; SSE-NEXT:    movdqu %xmm1, 16(%rdi) | 
|  | ; SSE-NEXT:    movdqu %xmm0, (%rdi) | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX1-LABEL: test7: | 
|  | ; AVX1:       ## BB#0: ## %vector.ph | 
|  | ; AVX1-NEXT:    vmovups (%rdi), %ymm0 | 
|  | ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1 | 
|  | ; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2 | 
|  | ; AVX1-NEXT:    vpcmpgtw %xmm1, %xmm2, %xmm1 | 
|  | ; AVX1-NEXT:    vpcmpgtw %xmm0, %xmm2, %xmm2 | 
|  | ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1 | 
|  | ; AVX1-NEXT:    vxorps {{.*}}(%rip), %ymm0, %ymm0 | 
|  | ; AVX1-NEXT:    vandps %ymm0, %ymm1, %ymm0 | 
|  | ; AVX1-NEXT:    vmovups %ymm0, (%rdi) | 
|  | ; AVX1-NEXT:    vzeroupper | 
|  | ; AVX1-NEXT:    retq | 
|  | ; | 
|  | ; AVX2-LABEL: test7: | 
|  | ; AVX2:       ## BB#0: ## %vector.ph | 
|  | ; AVX2-NEXT:    vmovdqu (%rdi), %ymm0 | 
|  | ; AVX2-NEXT:    vpsubusw {{.*}}(%rip), %ymm0, %ymm0 | 
|  | ; AVX2-NEXT:    vmovdqu %ymm0, (%rdi) | 
|  | ; AVX2-NEXT:    vzeroupper | 
|  | ; AVX2-NEXT:    retq | 
|  | vector.ph: | 
|  | %0 = getelementptr inbounds i16, i16* %head, i64 0 | 
|  | %1 = bitcast i16* %0 to <16 x i16>* | 
|  | %2 = load <16 x i16>, <16 x i16>* %1, align 2 | 
|  | %3 = icmp slt <16 x i16> %2, zeroinitializer | 
|  | %4 = xor <16 x i16> %2, <i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768, i16 -32768> | 
|  | %5 = select <16 x i1> %3, <16 x i16> %4, <16 x i16> zeroinitializer | 
|  | store <16 x i16> %5, <16 x i16>* %1, align 2 | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define void @test8(i16* nocapture %head) nounwind { | 
|  | ; SSE-LABEL: test8: | 
|  | ; SSE:       ## BB#0: ## %vector.ph | 
|  | ; SSE-NEXT:    movdqu (%rdi), %xmm0 | 
|  | ; SSE-NEXT:    movdqu 16(%rdi), %xmm1 | 
|  | ; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [32767,32767,32767,32767,32767,32767,32767,32767] | 
|  | ; SSE-NEXT:    psubusw %xmm2, %xmm0 | 
|  | ; SSE-NEXT:    psubusw %xmm2, %xmm1 | 
|  | ; SSE-NEXT:    movdqu %xmm1, 16(%rdi) | 
|  | ; SSE-NEXT:    movdqu %xmm0, (%rdi) | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX1-LABEL: test8: | 
|  | ; AVX1:       ## BB#0: ## %vector.ph | 
|  | ; AVX1-NEXT:    vmovups (%rdi), %ymm0 | 
|  | ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1 | 
|  | ; AVX1-NEXT:    vmovaps {{.*#+}} xmm2 = [32768,32768,32768,32768,32768,32768,32768,32768] | 
|  | ; AVX1-NEXT:    vxorps %xmm2, %xmm1, %xmm3 | 
|  | ; AVX1-NEXT:    vmovdqa {{.*#+}} xmm4 = [65534,65534,65534,65534,65534,65534,65534,65534] | 
|  | ; AVX1-NEXT:    vpcmpgtw %xmm4, %xmm3, %xmm3 | 
|  | ; AVX1-NEXT:    vxorps %xmm2, %xmm0, %xmm2 | 
|  | ; AVX1-NEXT:    vpcmpgtw %xmm4, %xmm2, %xmm2 | 
|  | ; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm2, %ymm2 | 
|  | ; AVX1-NEXT:    vmovdqa {{.*#+}} xmm3 = [32769,32769,32769,32769,32769,32769,32769,32769] | 
|  | ; AVX1-NEXT:    vpaddw %xmm3, %xmm1, %xmm1 | 
|  | ; AVX1-NEXT:    vpaddw %xmm3, %xmm0, %xmm0 | 
|  | ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0 | 
|  | ; AVX1-NEXT:    vandps %ymm0, %ymm2, %ymm0 | 
|  | ; AVX1-NEXT:    vmovups %ymm0, (%rdi) | 
|  | ; AVX1-NEXT:    vzeroupper | 
|  | ; AVX1-NEXT:    retq | 
|  | ; | 
|  | ; AVX2-LABEL: test8: | 
|  | ; AVX2:       ## BB#0: ## %vector.ph | 
|  | ; AVX2-NEXT:    vmovdqu (%rdi), %ymm0 | 
|  | ; AVX2-NEXT:    vpsubusw {{.*}}(%rip), %ymm0, %ymm0 | 
|  | ; AVX2-NEXT:    vmovdqu %ymm0, (%rdi) | 
|  | ; AVX2-NEXT:    vzeroupper | 
|  | ; AVX2-NEXT:    retq | 
|  | vector.ph: | 
|  | %0 = getelementptr inbounds i16, i16* %head, i64 0 | 
|  | %1 = bitcast i16* %0 to <16 x i16>* | 
|  | %2 = load <16 x i16>, <16 x i16>* %1, align 2 | 
|  | %3 = icmp ugt <16 x i16> %2, <i16 32766, i16 32766, i16 32766, i16 32766, i16 32766, i16 32766, i16 32766, i16 32766, i16 32766, i16 32766, i16 32766, i16 32766, i16 32766, i16 32766, i16 32766, i16 32766> | 
|  | %4 = add <16 x i16> %2, <i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767, i16 -32767> | 
|  | %5 = select <16 x i1> %3, <16 x i16> %4, <16 x i16> zeroinitializer | 
|  | store <16 x i16> %5, <16 x i16>* %1, align 2 | 
|  | ret void | 
|  |  | 
|  | } | 
|  |  | 
|  | define void @test9(i16* nocapture %head, i16 zeroext %w) nounwind { | 
|  | ; SSE-LABEL: test9: | 
|  | ; SSE:       ## BB#0: ## %vector.ph | 
|  | ; SSE-NEXT:    movd %esi, %xmm0 | 
|  | ; SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7] | 
|  | ; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,1,1] | 
|  | ; SSE-NEXT:    movdqu (%rdi), %xmm1 | 
|  | ; SSE-NEXT:    movdqu 16(%rdi), %xmm2 | 
|  | ; SSE-NEXT:    psubusw %xmm0, %xmm1 | 
|  | ; SSE-NEXT:    psubusw %xmm0, %xmm2 | 
|  | ; SSE-NEXT:    movdqu %xmm2, 16(%rdi) | 
|  | ; SSE-NEXT:    movdqu %xmm1, (%rdi) | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX1-LABEL: test9: | 
|  | ; AVX1:       ## BB#0: ## %vector.ph | 
|  | ; AVX1-NEXT:    vmovups (%rdi), %ymm0 | 
|  | ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1 | 
|  | ; AVX1-NEXT:    vmovd %esi, %xmm2 | 
|  | ; AVX1-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm2[0,0,0,0,4,5,6,7] | 
|  | ; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm2[0,0,1,1] | 
|  | ; AVX1-NEXT:    vpsubw %xmm2, %xmm1, %xmm3 | 
|  | ; AVX1-NEXT:    vpsubw %xmm2, %xmm0, %xmm4 | 
|  | ; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm4, %ymm3 | 
|  | ; AVX1-NEXT:    vpmaxuw %xmm2, %xmm1, %xmm4 | 
|  | ; AVX1-NEXT:    vpcmpeqw %xmm4, %xmm1, %xmm1 | 
|  | ; AVX1-NEXT:    vpmaxuw %xmm2, %xmm0, %xmm2 | 
|  | ; AVX1-NEXT:    vpcmpeqw %xmm2, %xmm0, %xmm0 | 
|  | ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0 | 
|  | ; AVX1-NEXT:    vandps %ymm3, %ymm0, %ymm0 | 
|  | ; AVX1-NEXT:    vmovups %ymm0, (%rdi) | 
|  | ; AVX1-NEXT:    vzeroupper | 
|  | ; AVX1-NEXT:    retq | 
|  | ; | 
|  | ; AVX2-LABEL: test9: | 
|  | ; AVX2:       ## BB#0: ## %vector.ph | 
|  | ; AVX2-NEXT:    vmovd %esi, %xmm0 | 
|  | ; AVX2-NEXT:    vpbroadcastw %xmm0, %ymm0 | 
|  | ; AVX2-NEXT:    vmovdqu (%rdi), %ymm1 | 
|  | ; AVX2-NEXT:    vpsubusw %ymm0, %ymm1, %ymm0 | 
|  | ; AVX2-NEXT:    vmovdqu %ymm0, (%rdi) | 
|  | ; AVX2-NEXT:    vzeroupper | 
|  | ; AVX2-NEXT:    retq | 
|  | vector.ph: | 
|  | %0 = insertelement <16 x i16> undef, i16 %w, i32 0 | 
|  | %broadcast15 = shufflevector <16 x i16> %0, <16 x i16> undef, <16 x i32> zeroinitializer | 
|  | %1 = getelementptr inbounds i16, i16* %head, i64 0 | 
|  | %2 = bitcast i16* %1 to <16 x i16>* | 
|  | %3 = load <16 x i16>, <16 x i16>* %2, align 2 | 
|  | %4 = icmp ult <16 x i16> %3, %broadcast15 | 
|  | %5 = sub <16 x i16> %3, %broadcast15 | 
|  | %6 = select <16 x i1> %4, <16 x i16> zeroinitializer, <16 x i16> %5 | 
|  | store <16 x i16> %6, <16 x i16>* %2, align 2 | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define void @test10(i8* nocapture %head) nounwind { | 
|  | ; SSE-LABEL: test10: | 
|  | ; SSE:       ## BB#0: ## %vector.ph | 
|  | ; SSE-NEXT:    movdqu (%rdi), %xmm0 | 
|  | ; SSE-NEXT:    movdqu 16(%rdi), %xmm1 | 
|  | ; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [128,128,128,128,128,128,128,128,128,128,128,128,128,128,128,128] | 
|  | ; SSE-NEXT:    psubusb %xmm2, %xmm0 | 
|  | ; SSE-NEXT:    psubusb %xmm2, %xmm1 | 
|  | ; SSE-NEXT:    movdqu %xmm1, 16(%rdi) | 
|  | ; SSE-NEXT:    movdqu %xmm0, (%rdi) | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX1-LABEL: test10: | 
|  | ; AVX1:       ## BB#0: ## %vector.ph | 
|  | ; AVX1-NEXT:    vmovups (%rdi), %ymm0 | 
|  | ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1 | 
|  | ; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2 | 
|  | ; AVX1-NEXT:    vpcmpgtb %xmm1, %xmm2, %xmm1 | 
|  | ; AVX1-NEXT:    vpcmpgtb %xmm0, %xmm2, %xmm2 | 
|  | ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1 | 
|  | ; AVX1-NEXT:    vxorps {{.*}}(%rip), %ymm0, %ymm0 | 
|  | ; AVX1-NEXT:    vandps %ymm0, %ymm1, %ymm0 | 
|  | ; AVX1-NEXT:    vmovups %ymm0, (%rdi) | 
|  | ; AVX1-NEXT:    vzeroupper | 
|  | ; AVX1-NEXT:    retq | 
|  | ; | 
|  | ; AVX2-LABEL: test10: | 
|  | ; AVX2:       ## BB#0: ## %vector.ph | 
|  | ; AVX2-NEXT:    vmovdqu (%rdi), %ymm0 | 
|  | ; AVX2-NEXT:    vpsubusb {{.*}}(%rip), %ymm0, %ymm0 | 
|  | ; AVX2-NEXT:    vmovdqu %ymm0, (%rdi) | 
|  | ; AVX2-NEXT:    vzeroupper | 
|  | ; AVX2-NEXT:    retq | 
|  | vector.ph: | 
|  | %0 = getelementptr inbounds i8, i8* %head, i64 0 | 
|  | %1 = bitcast i8* %0 to <32 x i8>* | 
|  | %2 = load <32 x i8>, <32 x i8>* %1, align 1 | 
|  | %3 = icmp slt <32 x i8> %2, zeroinitializer | 
|  | %4 = xor <32 x i8> %2, <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, 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, i8 -128, i8 -128> | 
|  | %5 = select <32 x i1> %3, <32 x i8> %4, <32 x i8> zeroinitializer | 
|  | store <32 x i8> %5, <32 x i8>* %1, align 1 | 
|  | ret void | 
|  |  | 
|  | } | 
|  |  | 
|  | define void @test11(i8* nocapture %head) nounwind { | 
|  | ; SSE-LABEL: test11: | 
|  | ; SSE:       ## BB#0: ## %vector.ph | 
|  | ; SSE-NEXT:    movdqu (%rdi), %xmm0 | 
|  | ; SSE-NEXT:    movdqu 16(%rdi), %xmm1 | 
|  | ; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127] | 
|  | ; SSE-NEXT:    psubusb %xmm2, %xmm0 | 
|  | ; SSE-NEXT:    psubusb %xmm2, %xmm1 | 
|  | ; SSE-NEXT:    movdqu %xmm1, 16(%rdi) | 
|  | ; SSE-NEXT:    movdqu %xmm0, (%rdi) | 
|  | ; SSE-NEXT:    retq | 
|  | ; | 
|  | ; AVX1-LABEL: test11: | 
|  | ; AVX1:       ## BB#0: ## %vector.ph | 
|  | ; AVX1-NEXT:    vmovups (%rdi), %ymm0 | 
|  | ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1 | 
|  | ; AVX1-NEXT:    vmovaps {{.*#+}} xmm2 = [128,128,128,128,128,128,128,128,128,128,128,128,128,128,128,128] | 
|  | ; AVX1-NEXT:    vxorps %xmm2, %xmm1, %xmm3 | 
|  | ; AVX1-NEXT:    vmovdqa {{.*#+}} xmm4 = [254,254,254,254,254,254,254,254,254,254,254,254,254,254,254,254] | 
|  | ; AVX1-NEXT:    vpcmpgtb %xmm4, %xmm3, %xmm3 | 
|  | ; AVX1-NEXT:    vxorps %xmm2, %xmm0, %xmm2 | 
|  | ; AVX1-NEXT:    vpcmpgtb %xmm4, %xmm2, %xmm2 | 
|  | ; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm2, %ymm2 | 
|  | ; AVX1-NEXT:    vmovdqa {{.*#+}} xmm3 = [129,129,129,129,129,129,129,129,129,129,129,129,129,129,129,129] | 
|  | ; AVX1-NEXT:    vpaddb %xmm3, %xmm1, %xmm1 | 
|  | ; AVX1-NEXT:    vpaddb %xmm3, %xmm0, %xmm0 | 
|  | ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0 | 
|  | ; AVX1-NEXT:    vandps %ymm0, %ymm2, %ymm0 | 
|  | ; AVX1-NEXT:    vmovups %ymm0, (%rdi) | 
|  | ; AVX1-NEXT:    vzeroupper | 
|  | ; AVX1-NEXT:    retq | 
|  | ; | 
|  | ; AVX2-LABEL: test11: | 
|  | ; AVX2:       ## BB#0: ## %vector.ph | 
|  | ; AVX2-NEXT:    vmovdqu (%rdi), %ymm0 | 
|  | ; AVX2-NEXT:    vpsubusb {{.*}}(%rip), %ymm0, %ymm0 | 
|  | ; AVX2-NEXT:    vmovdqu %ymm0, (%rdi) | 
|  | ; AVX2-NEXT:    vzeroupper | 
|  | ; AVX2-NEXT:    retq | 
|  | vector.ph: | 
|  | %0 = getelementptr inbounds i8, i8* %head, i64 0 | 
|  | %1 = bitcast i8* %0 to <32 x i8>* | 
|  | %2 = load <32 x i8>, <32 x i8>* %1, align 1 | 
|  | %3 = icmp ugt <32 x i8> %2, <i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126, i8 126> | 
|  | %4 = add <32 x i8> %2, <i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127, i8 -127> | 
|  | %5 = select <32 x i1> %3, <32 x i8> %4, <32 x i8> zeroinitializer | 
|  | store <32 x i8> %5, <32 x i8>* %1, align 1 | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define void @test12(i8* nocapture %head, i8 zeroext %w) nounwind { | 
|  | ; SSE2-LABEL: test12: | 
|  | ; SSE2:       ## BB#0: ## %vector.ph | 
|  | ; SSE2-NEXT:    movd %esi, %xmm0 | 
|  | ; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7] | 
|  | ; SSE2-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7] | 
|  | ; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,1,1] | 
|  | ; SSE2-NEXT:    movdqu (%rdi), %xmm1 | 
|  | ; SSE2-NEXT:    movdqu 16(%rdi), %xmm2 | 
|  | ; SSE2-NEXT:    psubusb %xmm0, %xmm1 | 
|  | ; SSE2-NEXT:    psubusb %xmm0, %xmm2 | 
|  | ; SSE2-NEXT:    movdqu %xmm2, 16(%rdi) | 
|  | ; SSE2-NEXT:    movdqu %xmm1, (%rdi) | 
|  | ; SSE2-NEXT:    retq | 
|  | ; | 
|  | ; SSSE3-LABEL: test12: | 
|  | ; SSSE3:       ## BB#0: ## %vector.ph | 
|  | ; SSSE3-NEXT:    movd %esi, %xmm0 | 
|  | ; SSSE3-NEXT:    pxor %xmm1, %xmm1 | 
|  | ; SSSE3-NEXT:    pshufb %xmm1, %xmm0 | 
|  | ; SSSE3-NEXT:    movdqu (%rdi), %xmm1 | 
|  | ; SSSE3-NEXT:    movdqu 16(%rdi), %xmm2 | 
|  | ; SSSE3-NEXT:    psubusb %xmm0, %xmm1 | 
|  | ; SSSE3-NEXT:    psubusb %xmm0, %xmm2 | 
|  | ; SSSE3-NEXT:    movdqu %xmm2, 16(%rdi) | 
|  | ; SSSE3-NEXT:    movdqu %xmm1, (%rdi) | 
|  | ; SSSE3-NEXT:    retq | 
|  | ; | 
|  | ; AVX1-LABEL: test12: | 
|  | ; AVX1:       ## BB#0: ## %vector.ph | 
|  | ; AVX1-NEXT:    vmovups (%rdi), %ymm0 | 
|  | ; AVX1-NEXT:    vmovd %esi, %xmm1 | 
|  | ; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2 | 
|  | ; AVX1-NEXT:    vpshufb %xmm2, %xmm1, %xmm1 | 
|  | ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm2 | 
|  | ; AVX1-NEXT:    vpsubb %xmm1, %xmm2, %xmm3 | 
|  | ; AVX1-NEXT:    vpsubb %xmm1, %xmm0, %xmm4 | 
|  | ; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm4, %ymm3 | 
|  | ; AVX1-NEXT:    vpmaxub %xmm1, %xmm2, %xmm4 | 
|  | ; AVX1-NEXT:    vpcmpeqb %xmm4, %xmm2, %xmm2 | 
|  | ; AVX1-NEXT:    vpmaxub %xmm1, %xmm0, %xmm1 | 
|  | ; AVX1-NEXT:    vpcmpeqb %xmm1, %xmm0, %xmm0 | 
|  | ; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0 | 
|  | ; AVX1-NEXT:    vandps %ymm3, %ymm0, %ymm0 | 
|  | ; AVX1-NEXT:    vmovups %ymm0, (%rdi) | 
|  | ; AVX1-NEXT:    vzeroupper | 
|  | ; AVX1-NEXT:    retq | 
|  | ; | 
|  | ; AVX2-LABEL: test12: | 
|  | ; AVX2:       ## BB#0: ## %vector.ph | 
|  | ; AVX2-NEXT:    vmovd %esi, %xmm0 | 
|  | ; AVX2-NEXT:    vpbroadcastb %xmm0, %ymm0 | 
|  | ; AVX2-NEXT:    vmovdqu (%rdi), %ymm1 | 
|  | ; AVX2-NEXT:    vpsubusb %ymm0, %ymm1, %ymm0 | 
|  | ; AVX2-NEXT:    vmovdqu %ymm0, (%rdi) | 
|  | ; AVX2-NEXT:    vzeroupper | 
|  | ; AVX2-NEXT:    retq | 
|  | vector.ph: | 
|  | %0 = insertelement <32 x i8> undef, i8 %w, i32 0 | 
|  | %broadcast15 = shufflevector <32 x i8> %0, <32 x i8> undef, <32 x i32> zeroinitializer | 
|  | %1 = getelementptr inbounds i8, i8* %head, i64 0 | 
|  | %2 = bitcast i8* %1 to <32 x i8>* | 
|  | %3 = load <32 x i8>, <32 x i8>* %2, align 1 | 
|  | %4 = icmp ult <32 x i8> %3, %broadcast15 | 
|  | %5 = sub <32 x i8> %3, %broadcast15 | 
|  | %6 = select <32 x i1> %4, <32 x i8> zeroinitializer, <32 x i8> %5 | 
|  | store <32 x i8> %6, <32 x i8>* %2, align 1 | 
|  | ret void | 
|  | } |