diff options
Diffstat (limited to 'test/CodeGen/X86/sse3.ll')
-rw-r--r-- | test/CodeGen/X86/sse3.ll | 259 |
1 files changed, 142 insertions, 117 deletions
diff --git a/test/CodeGen/X86/sse3.ll b/test/CodeGen/X86/sse3.ll index 18bdcb3..0a5b0ca 100644 --- a/test/CodeGen/X86/sse3.ll +++ b/test/CodeGen/X86/sse3.ll @@ -1,99 +1,120 @@ ; These are tests for SSE3 codegen. -; RUN: llc < %s -march=x86-64 -mcpu=nocona -mtriple=i686-apple-darwin9 -O3 \ -; RUN: | FileCheck %s --check-prefix=X64 +; RUN: llc < %s -march=x86-64 -mcpu=nocona -mtriple=i686-apple-darwin9 -O3 | FileCheck %s --check-prefix=X64 ; Test for v8xi16 lowering where we extract the first element of the vector and ; placed it in the second element of the result. define void @t0(<8 x i16>* %dest, <8 x i16>* %old) nounwind { +; X64-LABEL: t0: +; X64: ## BB#0: ## %entry +; X64-NEXT: movl $1, %eax +; X64-NEXT: movd %eax, %xmm0 +; X64-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3] +; X64-NEXT: movdqa %xmm0, (%rdi) +; X64-NEXT: retq entry: %tmp3 = load <8 x i16>* %old %tmp6 = shufflevector <8 x i16> %tmp3, - <8 x i16> < i16 0, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef >, + <8 x i16> < i16 1, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef >, <8 x i32> < i32 8, i32 0, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef > store <8 x i16> %tmp6, <8 x i16>* %dest ret void - -; X64-LABEL: t0: -; X64: movdqa (%rsi), %xmm0 -; X64: pslldq $2, %xmm0 -; X64: movdqa %xmm0, (%rdi) -; X64: ret } define <8 x i16> @t1(<8 x i16>* %A, <8 x i16>* %B) nounwind { +; X64-LABEL: t1: +; X64: ## BB#0: +; X64-NEXT: movdqa (%rdi), %xmm0 +; X64-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1] +; X64-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3] +; X64-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[2,1,2,3,4,5,6,7] +; X64-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,6,6,7] +; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3] +; X64-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[1,0,2,3,4,5,6,7] +; X64-NEXT: punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0] +; X64-NEXT: retq %tmp1 = load <8 x i16>* %A %tmp2 = load <8 x i16>* %B %tmp3 = shufflevector <8 x i16> %tmp1, <8 x i16> %tmp2, <8 x i32> < i32 8, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7 > ret <8 x i16> %tmp3 -; X64-LABEL: t1: -; X64: movdqa (%rdi), %xmm0 -; X64: pinsrw $0, (%rsi), %xmm0 -; X64: ret } define <8 x i16> @t2(<8 x i16> %A, <8 x i16> %B) nounwind { +; X64-LABEL: t2: +; X64: ## BB#0: +; X64-NEXT: pshufd {{.*#+}} xmm2 = xmm0[2,3,0,1] +; X64-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3] +; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,1,2,3] +; X64-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,0,3,4,5,6,7] +; X64-NEXT: punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0] +; X64-NEXT: retq %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 9, i32 1, i32 2, i32 9, i32 4, i32 5, i32 6, i32 7 > ret <8 x i16> %tmp -; X64-LABEL: t2: -; X64: pextrw $1, %xmm1, %eax -; X64: pinsrw $0, %eax, %xmm0 -; X64: pinsrw $3, %eax, %xmm0 -; X64: ret } define <8 x i16> @t3(<8 x i16> %A, <8 x i16> %B) nounwind { +; X64-LABEL: t3: +; X64: ## BB#0: +; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,0] +; X64-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6,5] +; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,0] +; X64-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[0,3,2,1,4,5,6,7] +; X64-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4] +; X64-NEXT: retq %tmp = shufflevector <8 x i16> %A, <8 x i16> %A, <8 x i32> < i32 8, i32 3, i32 2, i32 13, i32 7, i32 6, i32 5, i32 4 > ret <8 x i16> %tmp -; X64-LABEL: t3: -; X64: pextrw $5, %xmm0, %eax -; X64: pshuflw $44, %xmm0, %xmm0 -; X64: pshufhw $27, %xmm0, %xmm0 -; X64: pinsrw $3, %eax, %xmm0 -; X64: ret } define <8 x i16> @t4(<8 x i16> %A, <8 x i16> %B) nounwind { +; X64-LABEL: t4: +; X64: ## BB#0: +; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,1,0,3] +; X64-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,6,5,4,7] +; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,0] +; X64-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,7,4,7] +; X64-NEXT: retq %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 0, i32 7, i32 2, i32 3, i32 1, i32 5, i32 6, i32 5 > ret <8 x i16> %tmp -; X64-LABEL: t4: -; X64: pextrw $7, [[XMM0:%xmm[0-9]+]], %eax -; X64: pshufhw $100, [[XMM0]], [[XMM1:%xmm[0-9]+]] -; X64: pinsrw $1, %eax, [[XMM1]] -; X64: pextrw $1, [[XMM0]], %eax -; X64: pinsrw $4, %eax, %xmm{{[0-9]}} -; X64: ret } define <8 x i16> @t5(<8 x i16> %A, <8 x i16> %B) nounwind { +; X64-LABEL: t5: +; X64: ## BB#0: +; X64-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1] +; X64-NEXT: movdqa %xmm1, %xmm0 +; X64-NEXT: retq %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 8, i32 9, i32 0, i32 1, i32 10, i32 11, i32 2, i32 3 > ret <8 x i16> %tmp -; X64: t5: -; X64: movlhps %xmm1, %xmm0 -; X64: pshufd $114, %xmm0, %xmm0 -; X64: ret } define <8 x i16> @t6(<8 x i16> %A, <8 x i16> %B) nounwind { +; X64-LABEL: t6: +; X64: ## BB#0: +; X64-NEXT: movss %xmm1, %xmm0 +; X64-NEXT: retq %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 8, i32 9, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7 > ret <8 x i16> %tmp -; X64: t6: -; X64: movss %xmm1, %xmm0 -; X64: ret } define <8 x i16> @t7(<8 x i16> %A, <8 x i16> %B) nounwind { +; X64-LABEL: t7: +; X64: ## BB#0: +; X64-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[0,0,3,2,4,5,6,7] +; X64-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,6,4,7] +; X64-NEXT: retq %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 0, i32 0, i32 3, i32 2, i32 4, i32 6, i32 4, i32 7 > ret <8 x i16> %tmp -; X64: t7: -; X64: pshuflw $-80, %xmm0, %xmm0 -; X64: pshufhw $-56, %xmm0, %xmm0 -; X64: ret } define void @t8(<2 x i64>* %res, <2 x i64>* %A) nounwind { +; X64-LABEL: t8: +; X64: ## BB#0: +; X64-NEXT: pshuflw {{.*#+}} xmm0 = mem[2,1,0,3,4,5,6,7] +; X64-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,6,5,4,7] +; X64-NEXT: movdqa %xmm0, (%rdi) +; X64-NEXT: retq %tmp = load <2 x i64>* %A %tmp.upgrd.1 = bitcast <2 x i64> %tmp to <8 x i16> %tmp0 = extractelement <8 x i16> %tmp.upgrd.1, i32 0 @@ -115,14 +136,15 @@ define void @t8(<2 x i64>* %res, <2 x i64>* %A) nounwind { %tmp15.upgrd.2 = bitcast <8 x i16> %tmp15 to <2 x i64> store <2 x i64> %tmp15.upgrd.2, <2 x i64>* %res ret void -; X64: t8: -; X64: pshuflw $-58, (%rsi), %xmm0 -; X64: pshufhw $-58, %xmm0, %xmm0 -; X64: movdqa %xmm0, (%rdi) -; X64: ret } define void @t9(<4 x float>* %r, <2 x i32>* %A) nounwind { +; X64-LABEL: t9: +; X64: ## BB#0: +; X64-NEXT: movapd (%rdi), %xmm0 +; X64-NEXT: movhpd (%rsi), %xmm0 +; X64-NEXT: movapd %xmm0, (%rdi) +; X64-NEXT: retq %tmp = load <4 x float>* %r %tmp.upgrd.3 = bitcast <2 x i32>* %A to double* %tmp.upgrd.4 = load double* %tmp.upgrd.3 @@ -139,11 +161,6 @@ define void @t9(<4 x float>* %r, <2 x i32>* %A) nounwind { %tmp13 = insertelement <4 x float> %tmp12, float %tmp9, i32 3 store <4 x float> %tmp13, <4 x float>* %r ret void -; X64: t9: -; X64: movaps (%rdi), %xmm0 -; X64: movhps (%rsi), %xmm0 -; X64: movaps %xmm0, (%rdi) -; X64: ret } @@ -154,113 +171,121 @@ define void @t9(<4 x float>* %r, <2 x i32>* %A) nounwind { @g1 = external constant <4 x i32> @g2 = external constant <4 x i16> -define internal void @t10() nounwind { - load <4 x i32>* @g1, align 16 - bitcast <4 x i32> %1 to <8 x i16> - shufflevector <8 x i16> %2, <8 x i16> undef, <8 x i32> < i32 0, i32 2, i32 4, i32 6, i32 undef, i32 undef, i32 undef, i32 undef > - bitcast <8 x i16> %3 to <2 x i64> - extractelement <2 x i64> %4, i32 0 - bitcast i64 %5 to <4 x i16> - store <4 x i16> %6, <4 x i16>* @g2, align 8 - ret void -; X64: t10: -; X64: pextrw $4, [[X0:%xmm[0-9]+]], %e{{..}} -; X64: pextrw $6, [[X0]], %e{{..}} -; X64: movlhps [[X0]], [[X0]] -; X64: pshuflw $8, [[X0]], [[X0]] -; X64: pinsrw $2, %e{{..}}, [[X0]] -; X64: pinsrw $3, %e{{..}}, [[X0]] +define void @t10() nounwind { +; X64-LABEL: t10: +; X64: ## BB#0: +; X64-NEXT: movq _g1@{{.*}}(%rip), %rax +; X64-NEXT: pshuflw {{.*#+}} xmm0 = mem[0,2,2,3,4,5,6,7] +; X64-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,6,6,7] +; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3] +; X64-NEXT: movq _g2@{{.*}}(%rip), %rax +; X64-NEXT: movq %xmm0, (%rax) +; X64-NEXT: retq + load <4 x i32>* @g1, align 16 + bitcast <4 x i32> %1 to <8 x i16> + shufflevector <8 x i16> %2, <8 x i16> undef, <8 x i32> < i32 0, i32 2, i32 4, i32 6, i32 undef, i32 undef, i32 undef, i32 undef > + bitcast <8 x i16> %3 to <2 x i64> + extractelement <2 x i64> %4, i32 0 + bitcast i64 %5 to <4 x i16> + store <4 x i16> %6, <4 x i16>* @g2, align 8 + ret void } - ; Pack various elements via shuffles. define <8 x i16> @t11(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone { +; X64-LABEL: t11: +; X64: ## BB#0: ## %entry +; X64-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3] +; X64-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[2,1,2,3,4,5,6,7] +; X64-NEXT: retq entry: %tmp7 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 1, i32 8, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef , i32 undef > ret <8 x i16> %tmp7 -; X64-LABEL: t11: -; X64: movd %xmm1, %eax -; X64: movlhps %xmm0, %xmm0 -; X64: pshuflw $1, %xmm0, %xmm0 -; X64: pinsrw $1, %eax, %xmm0 -; X64: ret } - define <8 x i16> @t12(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone { +; X64-LABEL: t12: +; X64: ## BB#0: ## %entry +; X64-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3] +; X64-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[0,2,2,3,4,5,6,7] +; X64-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,6,7,6,7] +; X64-NEXT: retq entry: %tmp9 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 0, i32 1, i32 undef, i32 undef, i32 3, i32 11, i32 undef , i32 undef > ret <8 x i16> %tmp9 -; X64-LABEL: t12: -; X64: pextrw $3, %xmm1, %eax -; X64: movlhps %xmm0, %xmm0 -; X64: pshufhw $3, %xmm0, %xmm0 -; X64: pinsrw $5, %eax, %xmm0 -; X64: ret } - define <8 x i16> @t13(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone { +; X64-LABEL: t13: +; X64: ## BB#0: ## %entry +; X64-NEXT: punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3] +; X64-NEXT: pshuflw {{.*#+}} xmm0 = xmm1[0,2,2,3,4,5,6,7] +; X64-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,6,7,6,7] +; X64-NEXT: retq entry: %tmp9 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 8, i32 9, i32 undef, i32 undef, i32 11, i32 3, i32 undef , i32 undef > ret <8 x i16> %tmp9 -; X64-LABEL: t13: -; X64: punpcklqdq %xmm0, %xmm1 -; X64: pextrw $3, %xmm1, %eax -; X64: pshufhw $12, %xmm1, %xmm0 -; X64: pinsrw $4, %eax, %xmm0 -; X64: ret } - define <8 x i16> @t14(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone { +; X64-LABEL: t14: +; X64: ## BB#0: ## %entry +; X64-NEXT: punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3] +; X64-NEXT: pshuflw {{.*#+}} xmm0 = xmm1[0,2,2,3,4,5,6,7] +; X64-NEXT: retq entry: %tmp9 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 8, i32 9, i32 undef, i32 undef, i32 undef, i32 2, i32 undef , i32 undef > ret <8 x i16> %tmp9 -; X64-LABEL: t14: -; X64: punpcklqdq %xmm0, %xmm1 -; X64: pshufhw $8, %xmm1, %xmm0 -; X64: ret } - ; FIXME: t15 is worse off from disabling of scheduler 2-address hack. define <8 x i16> @t15(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone { +; X64-LABEL: t15: +; X64: ## BB#0: ## %entry +; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,3] +; X64-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[1,1,2,3,4,5,6,7] +; X64-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3] +; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,0,3] +; X64-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[0,1,0,2,4,5,6,7] +; X64-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,5,6,7] +; X64-NEXT: retq entry: - %tmp8 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 undef, i32 undef, i32 7, i32 2, i32 8, i32 undef, i32 undef , i32 undef > - ret <8 x i16> %tmp8 -; X64: t15: -; X64: pextrw $7, %xmm0, %eax -; X64: punpcklqdq %xmm1, %xmm0 -; X64: pshuflw $-128, %xmm0, %xmm0 -; X64: pinsrw $2, %eax, %xmm0 -; X64: ret + %tmp8 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 undef, i32 undef, i32 7, i32 2, i32 8, i32 undef, i32 undef , i32 undef > + ret <8 x i16> %tmp8 } - ; Test yonah where we convert a shuffle to pextrw and pinrsw define <16 x i8> @t16(<16 x i8> %T0) nounwind readnone { +; X64-LABEL: t16: +; X64: ## BB#0: ## %entry +; 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: pxor %xmm2, %xmm2 +; X64-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] +; X64-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] +; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,0,1,1] +; X64-NEXT: punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3] +; X64-NEXT: pshuflw {{.*#+}} xmm0 = xmm1[0,2,2,3,4,5,6,7] +; X64-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,7,6,7] +; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3] +; X64-NEXT: packuswb %xmm0, %xmm0 +; X64-NEXT: retq entry: - %tmp8 = shufflevector <16 x i8> <i8 0, i8 0, i8 0, i8 0, i8 1, i8 1, i8 1, i8 1, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>, <16 x i8> %T0, <16 x i32> < i32 0, i32 1, i32 16, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef , i32 undef > - %tmp9 = shufflevector <16 x i8> %tmp8, <16 x i8> %T0, <16 x i32> < i32 0, i32 1, i32 2, i32 17, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef , i32 undef > - ret <16 x i8> %tmp9 -; X64: t16: -; X64: pextrw $8, %xmm0, %eax -; X64: pslldq $2, %xmm0 -; X64: pextrw $1, %xmm0, %ecx -; X64: movzbl %cl, %ecx -; X64: orl %eax, %ecx -; X64: pinsrw $1, %ecx, %xmm0 -; X64: ret + %tmp8 = shufflevector <16 x i8> <i8 0, i8 0, i8 0, i8 0, i8 1, i8 1, i8 1, i8 1, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>, <16 x i8> %T0, <16 x i32> < i32 0, i32 1, i32 16, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef , i32 undef > + %tmp9 = shufflevector <16 x i8> %tmp8, <16 x i8> %T0, <16 x i32> < i32 0, i32 1, i32 2, i32 17, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef , i32 undef > + ret <16 x i8> %tmp9 } ; rdar://8520311 define <4 x i32> @t17() nounwind { -entry: ; X64-LABEL: t17: -; X64: movddup (%rax), %xmm0 +; X64: ## BB#0: ## %entry +; X64-NEXT: movddup (%rax), %xmm0 +; X64-NEXT: andpd {{.*}}(%rip), %xmm0 +; X64-NEXT: retq +entry: %tmp1 = load <4 x float>* undef, align 16 %tmp2 = shufflevector <4 x float> %tmp1, <4 x float> undef, <4 x i32> <i32 4, i32 1, i32 2, i32 3> %tmp3 = load <4 x float>* undef, align 16 |