1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=i386-unknown-freebsd -mcpu=core2 -stack-alignment=4 -relocation-model=pic < %s | FileCheck %s -check-prefix=UNALIGNED 2*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=i386-unknown-freebsd -mcpu=core2 -stack-alignment=16 -relocation-model=pic < %s | FileCheck %s -check-prefix=ALIGNED 3*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=i386-unknown-freebsd -mcpu=core2 -stack-alignment=4 -stackrealign -relocation-model=pic < %s | FileCheck %s -check-prefix=FORCEALIGNED 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Worker@arr = internal unnamed_addr global [32 x i32] zeroinitializer, align 16 6*9880d681SAndroid Build Coastguard Worker 7*9880d681SAndroid Build Coastguard Worker; PR12250 8*9880d681SAndroid Build Coastguard Workerdefine i32 @test1() { 9*9880d681SAndroid Build Coastguard Workervector.ph: 10*9880d681SAndroid Build Coastguard Worker br label %vector.body 11*9880d681SAndroid Build Coastguard Worker 12*9880d681SAndroid Build Coastguard Workervector.body: 13*9880d681SAndroid Build Coastguard Worker %index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ] 14*9880d681SAndroid Build Coastguard Worker %0 = getelementptr inbounds [32 x i32], [32 x i32]* @arr, i32 0, i32 %index 15*9880d681SAndroid Build Coastguard Worker %1 = bitcast i32* %0 to <4 x i32>* 16*9880d681SAndroid Build Coastguard Worker %wide.load = load <4 x i32>, <4 x i32>* %1, align 16 17*9880d681SAndroid Build Coastguard Worker %2 = add nsw <4 x i32> %wide.load, <i32 10, i32 10, i32 10, i32 10> 18*9880d681SAndroid Build Coastguard Worker %3 = xor <4 x i32> %2, <i32 123345, i32 123345, i32 123345, i32 123345> 19*9880d681SAndroid Build Coastguard Worker %4 = add nsw <4 x i32> %3, <i32 112, i32 112, i32 112, i32 112> 20*9880d681SAndroid Build Coastguard Worker %5 = xor <4 x i32> %4, <i32 543345, i32 543345, i32 543345, i32 543345> 21*9880d681SAndroid Build Coastguard Worker %6 = add nsw <4 x i32> %5, <i32 73, i32 73, i32 73, i32 73> 22*9880d681SAndroid Build Coastguard Worker %7 = xor <4 x i32> %6, <i32 345987, i32 345987, i32 345987, i32 345987> 23*9880d681SAndroid Build Coastguard Worker %8 = add nsw <4 x i32> %7, <i32 48, i32 48, i32 48, i32 48> 24*9880d681SAndroid Build Coastguard Worker %9 = xor <4 x i32> %8, <i32 123987, i32 123987, i32 123987, i32 123987> 25*9880d681SAndroid Build Coastguard Worker store <4 x i32> %9, <4 x i32>* %1, align 16 26*9880d681SAndroid Build Coastguard Worker %index.next = add i32 %index, 4 27*9880d681SAndroid Build Coastguard Worker %10 = icmp eq i32 %index.next, 32 28*9880d681SAndroid Build Coastguard Worker br i1 %10, label %middle.block, label %vector.body 29*9880d681SAndroid Build Coastguard Worker 30*9880d681SAndroid Build Coastguard Workermiddle.block: 31*9880d681SAndroid Build Coastguard Worker ret i32 0 32*9880d681SAndroid Build Coastguard Worker 33*9880d681SAndroid Build Coastguard Worker; We can't fold the spill into a padd unless the stack is aligned. Just spilling 34*9880d681SAndroid Build Coastguard Worker; doesn't force stack realignment though 35*9880d681SAndroid Build Coastguard Worker; UNALIGNED-LABEL: @test1 36*9880d681SAndroid Build Coastguard Worker; UNALIGNED-NOT: andl $-{{..}}, %esp 37*9880d681SAndroid Build Coastguard Worker; UNALIGNED: movdqu {{.*}} # 16-byte Folded Spill 38*9880d681SAndroid Build Coastguard Worker; UNALIGNED-NOT: paddd {{.*}} # 16-byte Folded Reload 39*9880d681SAndroid Build Coastguard Worker 40*9880d681SAndroid Build Coastguard Worker; ALIGNED-LABEL: @test1 41*9880d681SAndroid Build Coastguard Worker; ALIGNED-NOT: andl $-{{..}}, %esp 42*9880d681SAndroid Build Coastguard Worker; ALIGNED: movdqa {{.*}} # 16-byte Spill 43*9880d681SAndroid Build Coastguard Worker; ALIGNED: paddd {{.*}} # 16-byte Folded Reload 44*9880d681SAndroid Build Coastguard Worker 45*9880d681SAndroid Build Coastguard Worker; FORCEALIGNED-LABEL: @test1 46*9880d681SAndroid Build Coastguard Worker; FORCEALIGNED: andl $-{{..}}, %esp 47*9880d681SAndroid Build Coastguard Worker; FORCEALIGNED: movdqa {{.*}} # 16-byte Spill 48*9880d681SAndroid Build Coastguard Worker; FORCEALIGNED: paddd {{.*}} # 16-byte Folded Reload 49*9880d681SAndroid Build Coastguard Worker} 50