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