1; RUN: llc -mcpu=generic -mtriple=i686-pc-windows-msvc -mattr=+sse < %s | FileCheck %s
2
3; Check proper alignment of spilled vector
4
5; CHECK-LABEL: spill_ok
6; CHECK: subl    $32, %esp
7; CHECK: movaps  %xmm3, (%esp)
8; CHECK: movl    $0, 16(%esp)
9; CHECK: calll   _bar
10define void @spill_ok(i32, <16 x float> *) {
11entry:
12  %2 = alloca i32, i32 %0
13  %3 = load <16 x float>, <16 x float> * %1, align 64
14  tail call void @bar(<16 x float> %3, i32 0) nounwind
15  ret void
16}
17
18declare void @bar(<16 x float> %a, i32 %b)
19
20; Check that proper alignment of spilled vector does not affect vargs
21
22; CHECK-LABEL: vargs_not_affected
23; CHECK: leal    28(%ebp), %eax
24define i32 @vargs_not_affected(<4 x float> %v, i8* %f, ...) {
25entry:
26  %ap = alloca i8*, align 4
27  %0 = bitcast i8** %ap to i8*
28  call void @llvm.va_start(i8* %0)
29  %argp.cur = load i8*, i8** %ap, align 4
30  %argp.next = getelementptr inbounds i8, i8* %argp.cur, i32 4
31  store i8* %argp.next, i8** %ap, align 4
32  %1 = bitcast i8* %argp.cur to i32*
33  %2 = load i32, i32* %1, align 4
34  call void @llvm.va_end(i8* %0)
35  ret i32 %2
36}
37
38declare void @llvm.va_start(i8*)
39
40declare void @llvm.va_end(i8*)
41