; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s define i8 @shl_and(i8 %x, i8 %y) nounwind { ; CHECK-LABEL: shl_and: ; CHECK: # %bb.0: ; CHECK-NEXT: movl %edi, %eax ; CHECK-NEXT: shlb $2, %sil ; CHECK-NEXT: shlb $5, %al ; CHECK-NEXT: andb %sil, %al ; CHECK-NEXT: # kill: def $al killed $al killed $eax ; CHECK-NEXT: retq %sh0 = shl i8 %x, 3 %r = and i8 %sh0, %y %sh1 = shl i8 %r, 2 ret i8 %sh1 } define i16 @shl_or(i16 %x, i16 %y) nounwind { ; CHECK-LABEL: shl_or: ; CHECK: # %bb.0: ; CHECK-NEXT: movl %edi, %eax ; CHECK-NEXT: shll $7, %esi ; CHECK-NEXT: shll $12, %eax ; CHECK-NEXT: orl %esi, %eax ; CHECK-NEXT: # kill: def $ax killed $ax killed $eax ; CHECK-NEXT: retq %sh0 = shl i16 %x, 5 %r = or i16 %y, %sh0 %sh1 = shl i16 %r, 7 ret i16 %sh1 } define i32 @shl_xor(i32 %x, i32 %y) nounwind { ; CHECK-LABEL: shl_xor: ; CHECK: # %bb.0: ; CHECK-NEXT: movl %edi, %eax ; CHECK-NEXT: shll $7, %esi ; CHECK-NEXT: shll $12, %eax ; CHECK-NEXT: xorl %esi, %eax ; CHECK-NEXT: retq %sh0 = shl i32 %x, 5 %r = xor i32 %sh0, %y %sh1 = shl i32 %r, 7 ret i32 %sh1 } define i64 @lshr_and(i64 %x, i64 %y) nounwind { ; CHECK-LABEL: lshr_and: ; CHECK: # %bb.0: ; CHECK-NEXT: movq %rdi, %rax ; CHECK-NEXT: shrq $7, %rsi ; CHECK-NEXT: shrq $12, %rax ; CHECK-NEXT: andq %rsi, %rax ; CHECK-NEXT: retq %sh0 = lshr i64 %x, 5 %r = and i64 %y, %sh0 %sh1 = lshr i64 %r, 7 ret i64 %sh1 } define <4 x i32> @lshr_or(<4 x i32> %x, <4 x i32> %y) nounwind { ; CHECK-LABEL: lshr_or: ; CHECK: # %bb.0: ; CHECK-NEXT: psrld $7, %xmm1 ; CHECK-NEXT: psrld $12, %xmm0 ; CHECK-NEXT: por %xmm1, %xmm0 ; CHECK-NEXT: retq %sh0 = lshr <4 x i32> %x, %r = or <4 x i32> %sh0, %y %sh1 = lshr <4 x i32> %r, ret <4 x i32> %sh1 } define <8 x i16> @lshr_xor(<8 x i16> %x, <8 x i16> %y) nounwind { ; CHECK-LABEL: lshr_xor: ; CHECK: # %bb.0: ; CHECK-NEXT: psrlw $7, %xmm1 ; CHECK-NEXT: psrlw $12, %xmm0 ; CHECK-NEXT: pxor %xmm1, %xmm0 ; CHECK-NEXT: retq %sh0 = lshr <8 x i16> %x, %r = xor <8 x i16> %y, %sh0 %sh1 = lshr <8 x i16> %r, ret <8 x i16> %sh1 } define <16 x i8> @ashr_and(<16 x i8> %x, <16 x i8> %y) nounwind { ; CHECK-LABEL: ashr_and: ; CHECK: # %bb.0: ; CHECK-NEXT: psrlw $2, %xmm1 ; CHECK-NEXT: pand {{.*}}(%rip), %xmm1 ; CHECK-NEXT: movdqa {{.*#+}} xmm2 = [32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32] ; CHECK-NEXT: pxor %xmm2, %xmm1 ; CHECK-NEXT: psubb %xmm2, %xmm1 ; CHECK-NEXT: psrlw $5, %xmm0 ; CHECK-NEXT: pand {{.*}}(%rip), %xmm0 ; CHECK-NEXT: movdqa {{.*#+}} xmm2 = [4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4] ; CHECK-NEXT: pxor %xmm2, %xmm0 ; CHECK-NEXT: psubb %xmm2, %xmm0 ; CHECK-NEXT: pand %xmm1, %xmm0 ; CHECK-NEXT: retq %sh0 = ashr <16 x i8> %x, %r = and <16 x i8> %y, %sh0 %sh1 = ashr <16 x i8> %r, ret <16 x i8> %sh1 } define <2 x i64> @ashr_or(<2 x i64> %x, <2 x i64> %y) nounwind { ; CHECK-LABEL: ashr_or: ; CHECK: # %bb.0: ; CHECK-NEXT: movdqa %xmm1, %xmm2 ; CHECK-NEXT: psrad $7, %xmm2 ; CHECK-NEXT: pshufd {{.*#+}} xmm2 = xmm2[1,3,2,3] ; CHECK-NEXT: psrlq $7, %xmm1 ; CHECK-NEXT: pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3] ; CHECK-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1] ; CHECK-NEXT: movdqa %xmm0, %xmm2 ; CHECK-NEXT: psrad $12, %xmm2 ; CHECK-NEXT: pshufd {{.*#+}} xmm2 = xmm2[1,3,2,3] ; CHECK-NEXT: psrlq $12, %xmm0 ; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3] ; CHECK-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1] ; CHECK-NEXT: por %xmm1, %xmm0 ; CHECK-NEXT: retq %sh0 = ashr <2 x i64> %x, %r = or <2 x i64> %sh0, %y %sh1 = ashr <2 x i64> %r, ret <2 x i64> %sh1 } define i32 @ashr_xor(i32 %x, i32 %y) nounwind { ; CHECK-LABEL: ashr_xor: ; CHECK: # %bb.0: ; CHECK-NEXT: movl %edi, %eax ; CHECK-NEXT: sarl $7, %esi ; CHECK-NEXT: sarl $12, %eax ; CHECK-NEXT: xorl %esi, %eax ; CHECK-NEXT: retq %sh0 = ashr i32 %x, 5 %r = xor i32 %y, %sh0 %sh1 = ashr i32 %r, 7 ret i32 %sh1 } define i32 @shr_mismatch_xor(i32 %x, i32 %y) nounwind { ; CHECK-LABEL: shr_mismatch_xor: ; CHECK: # %bb.0: ; CHECK-NEXT: movl %edi, %eax ; CHECK-NEXT: sarl $5, %eax ; CHECK-NEXT: xorl %esi, %eax ; CHECK-NEXT: shrl $7, %eax ; CHECK-NEXT: retq %sh0 = ashr i32 %x, 5 %r = xor i32 %y, %sh0 %sh1 = lshr i32 %r, 7 ret i32 %sh1 } define i32 @ashr_overshift_xor(i32 %x, i32 %y) nounwind { ; CHECK-LABEL: ashr_overshift_xor: ; CHECK: # %bb.0: ; CHECK-NEXT: movl %edi, %eax ; CHECK-NEXT: sarl $15, %eax ; CHECK-NEXT: xorl %esi, %eax ; CHECK-NEXT: sarl $17, %eax ; CHECK-NEXT: retq %sh0 = ashr i32 %x, 15 %r = xor i32 %y, %sh0 %sh1 = ashr i32 %r, 17 ret i32 %sh1 } define i32 @lshr_or_extra_use(i32 %x, i32 %y, i32* %p) nounwind { ; CHECK-LABEL: lshr_or_extra_use: ; CHECK: # %bb.0: ; CHECK-NEXT: movl %edi, %eax ; CHECK-NEXT: shrl $5, %eax ; CHECK-NEXT: orl %esi, %eax ; CHECK-NEXT: movl %eax, (%rdx) ; CHECK-NEXT: shrl $7, %eax ; CHECK-NEXT: retq %sh0 = lshr i32 %x, 5 %r = or i32 %sh0, %y store i32 %r, i32* %p %sh1 = lshr i32 %r, 7 ret i32 %sh1 }