| Anton Korobeynikov | e7beda1 | 2010-10-03 22:52:07 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -mtriple=x86_64-pc-win32 | FileCheck %s |
| 2 | |
| 3 | ; Verify that the var arg parameters which are passed in registers are stored |
| 4 | ; in home stack slots allocated by the caller and that AP is correctly |
| 5 | ; calculated. |
| 6 | define void @average_va(i32 %count, ...) nounwind { |
| 7 | entry: |
| 8 | ; CHECK: subq $40, %rsp |
| 9 | ; CHECK: movq %r9, 72(%rsp) |
| 10 | ; CHECK: movq %r8, 64(%rsp) |
| 11 | ; CHECK: movq %rdx, 56(%rsp) |
| 12 | ; CHECK: leaq 56(%rsp), %rax |
| 13 | |
| 14 | %ap = alloca i8*, align 8 ; <i8**> [#uses=1] |
| 15 | %ap1 = bitcast i8** %ap to i8* ; <i8*> [#uses=1] |
| 16 | call void @llvm.va_start(i8* %ap1) |
| 17 | ret void |
| 18 | } |
| 19 | |
| 20 | declare void @llvm.va_start(i8*) nounwind |