--- /dev/null
+; RUN: llc -mtriple=i386-unknown-freebsd -mattr=sse2 -stack-alignment=4 -relocation-model=pic < %s | FileCheck %s -check-prefix=UNALIGNED
+; RUN: llc -mtriple=i386-unknown-freebsd -mattr=sse2 -stack-alignment=16 -relocation-model=pic < %s | FileCheck %s -check-prefix=ALIGNED
+; RUN: llc -mtriple=i386-unknown-freebsd -mattr=sse2 -stack-alignment=4 -force-align-stack -relocation-model=pic < %s | FileCheck %s -check-prefix=FORCEALIGNED
+
+@arr = internal unnamed_addr global [32 x i32] zeroinitializer, align 16
+
+; PR12250
+define i32 @test1() {
+vector.ph:
+ br label %vector.body
+
+vector.body:
+ %index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
+ %0 = getelementptr inbounds [32 x i32]* @arr, i32 0, i32 %index
+ %1 = bitcast i32* %0 to <4 x i32>*
+ %wide.load = load <4 x i32>* %1, align 16
+ %2 = add nsw <4 x i32> %wide.load, <i32 10, i32 10, i32 10, i32 10>
+ %3 = xor <4 x i32> %2, <i32 123345, i32 123345, i32 123345, i32 123345>
+ %4 = add nsw <4 x i32> %3, <i32 112, i32 112, i32 112, i32 112>
+ %5 = xor <4 x i32> %4, <i32 543345, i32 543345, i32 543345, i32 543345>
+ %6 = add nsw <4 x i32> %5, <i32 73, i32 73, i32 73, i32 73>
+ %7 = xor <4 x i32> %6, <i32 345987, i32 345987, i32 345987, i32 345987>
+ %8 = add nsw <4 x i32> %7, <i32 48, i32 48, i32 48, i32 48>
+ %9 = xor <4 x i32> %8, <i32 123987, i32 123987, i32 123987, i32 123987>
+ store <4 x i32> %9, <4 x i32>* %1, align 16
+ %index.next = add i32 %index, 4
+ %10 = icmp eq i32 %index.next, 32
+ br i1 %10, label %middle.block, label %vector.body
+
+middle.block:
+ ret i32 0
+
+; We can't fold the spill into a padd unless the stack is aligned. Just spilling
+; doesn't force stack realignment though
+; UNALIGNED-LABEL: @test1
+; UNALIGNED-NOT: andl $-{{..}}, %esp
+; UNALIGNED: movdqu {{.*}} # 16-byte Folded Spill
+; UNALIGNED-NOT: paddd {{.*}} # 16-byte Folded Reload
+
+; ALIGNED-LABEL: @test1
+; ALIGNED-NOT: andl $-{{..}}, %esp
+; ALIGNED: movdqa {{.*}} # 16-byte Spill
+; ALIGNED: paddd {{.*}} # 16-byte Folded Reload
+
+; FORCEALIGNED-LABEL: @test1
+; FORCEALIGNED: andl $-{{..}}, %esp
+; FORCEALIGNED: movdqa {{.*}} # 16-byte Spill
+; FORCEALIGNED: paddd {{.*}} # 16-byte Folded Reload
+}