; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=i386-apple-darwin -mcpu=yonah | FileCheck %s target datalayout = "e-m:o-p:32:32-f64:32:64-f80:128-n8:16:32-S128" ; Make sure we don't break load/store ordering when turning an extractelement ; into loads, off the stack or a previous store. ; Be very explicit about the ordering/stack offsets. define void @test_extractelement_legalization_storereuse(<4 x i32> %a, ptr nocapture %x, ptr nocapture readonly %y, i32 %i) #0 { ; CHECK-LABEL: test_extractelement_legalization_storereuse: ; CHECK: ## %bb.0: ## %entry ; CHECK-NEXT: pushl %ebx ; CHECK-NEXT: pushl %edi ; CHECK-NEXT: pushl %esi ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edx ; CHECK-NEXT: paddd (%edx), %xmm0 ; CHECK-NEXT: movdqa %xmm0, (%edx) ; CHECK-NEXT: movl (%edx), %esi ; CHECK-NEXT: movl 4(%edx), %edi ; CHECK-NEXT: shll $4, %ecx ; CHECK-NEXT: movl 8(%edx), %ebx ; CHECK-NEXT: movl 12(%edx), %edx ; CHECK-NEXT: movl %esi, 12(%eax,%ecx) ; CHECK-NEXT: movl %edi, (%eax,%ecx) ; CHECK-NEXT: movl %ebx, 8(%eax,%ecx) ; CHECK-NEXT: movl %edx, 4(%eax,%ecx) ; CHECK-NEXT: popl %esi ; CHECK-NEXT: popl %edi ; CHECK-NEXT: popl %ebx ; CHECK-NEXT: retl entry: %0 = load <4 x i32>, ptr %y, align 16 %am = add <4 x i32> %a, %0 store <4 x i32> %am, ptr %y, align 16 %ip0 = shl nsw i32 %i, 2 %ip1 = or i32 %ip0, 1 %ip2 = or i32 %ip0, 2 %ip3 = or i32 %ip0, 3 %vecext = extractelement <4 x i32> %am, i32 %ip0 %arrayidx = getelementptr inbounds i32, ptr %x, i32 %ip3 store i32 %vecext, ptr %arrayidx, align 4 %vecext5 = extractelement <4 x i32> %am, i32 %ip1 %arrayidx8 = getelementptr inbounds i32, ptr %x, i32 %ip0 store i32 %vecext5, ptr %arrayidx8, align 4 %vecext11 = extractelement <4 x i32> %am, i32 %ip2 %arrayidx14 = getelementptr inbounds i32, ptr %x, i32 %ip2 store i32 %vecext11, ptr %arrayidx14, align 4 %vecext17 = extractelement <4 x i32> %am, i32 %ip3 %arrayidx20 = getelementptr inbounds i32, ptr %x, i32 %ip1 store i32 %vecext17, ptr %arrayidx20, align 4 ret void } attributes #0 = { nounwind }