| ; RUN: llc -mcpu=generic -mtriple=i686-pc-windows-msvc -mattr=+sse < %s | FileCheck %s |
| |
| ; Check proper alignment of spilled vector |
| |
| ; CHECK-LABEL: spill_ok |
| ; CHECK: subl $32, %esp |
| ; CHECK: movups %xmm3, (%esp) |
| ; CHECK: movl $0, 16(%esp) |
| ; CHECK: calll _bar |
| define void @spill_ok(i32, ptr) { |
| entry: |
| %2 = alloca i32, i32 %0 |
| %3 = load <16 x float>, ptr %1, align 64 |
| tail call void @bar(<16 x float> %3, i32 0) nounwind |
| ret void |
| } |
| |
| declare void @bar(<16 x float> %a, i32 %b) |
| |
| ; Check that proper alignment of spilled vector does not affect vargs |
| |
| ; CHECK-LABEL: vargs_not_affected |
| ; CHECK: movl 28(%esp), %eax |
| define i32 @vargs_not_affected(<4 x float> %v, ptr %f, ...) { |
| entry: |
| %ap = alloca ptr, align 4 |
| call void @llvm.va_start(ptr %ap) |
| %argp.cur = load ptr, ptr %ap, align 4 |
| %argp.next = getelementptr inbounds i8, ptr %argp.cur, i32 4 |
| store ptr %argp.next, ptr %ap, align 4 |
| %0 = load i32, ptr %argp.cur, align 4 |
| call void @llvm.va_end(ptr %ap) |
| ret i32 %0 |
| } |
| |
| declare void @llvm.va_start(ptr) |
| |
| declare void @llvm.va_end(ptr) |
