| Tim Northover | b4ddc08 | 2014-05-30 10:09:59 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=thumbv7-none-linux-gnueabi -arm-atomic-cfg-tidy=0 | FileCheck %s |
| Evan Cheng | b972e56 | 2009-08-07 00:34:42 +0000 | [diff] [blame] | 2 | ; PR4659 |
| 3 | ; PR4682 |
| 4 | |
| Rafael Espindola | 5a24a56 | 2010-06-15 19:04:29 +0000 | [diff] [blame] | 5 | define hidden i32 @__gcov_execlp(i8* %path, i8* %arg, ...) nounwind { |
| Evan Cheng | b972e56 | 2009-08-07 00:34:42 +0000 | [diff] [blame] | 6 | entry: |
| Stephen Lin | d24ab20 | 2013-07-14 06:24:09 +0000 | [diff] [blame] | 7 | ; CHECK-LABEL: __gcov_execlp: |
| Evan Cheng | eb56dca | 2010-11-22 18:12:04 +0000 | [diff] [blame] | 8 | ; CHECK: sub sp, #8 |
| 9 | ; CHECK: push |
| Peter Collingbourne | 78f1ecc | 2015-04-23 20:31:26 +0000 | [diff] [blame] | 10 | ; CHECK: add r7, sp, #8 |
| 11 | ; CHECK: sub.w r4, r7, #8 |
| Evan Cheng | eb56dca | 2010-11-22 18:12:04 +0000 | [diff] [blame] | 12 | ; CHECK: mov sp, r4 |
| 13 | ; CHECK-NOT: mov sp, r7 |
| 14 | ; CHECK: add sp, #8 |
| Rafael Espindola | 5a24a56 | 2010-06-15 19:04:29 +0000 | [diff] [blame] | 15 | call void @__gcov_flush() nounwind |
| Reid Kleckner | 2d9bb65 | 2014-08-22 21:59:26 +0000 | [diff] [blame] | 16 | call void @llvm.va_start(i8* null) |
| Evan Cheng | b972e56 | 2009-08-07 00:34:42 +0000 | [diff] [blame] | 17 | br i1 undef, label %bb5, label %bb |
| 18 | |
| 19 | bb: ; preds = %bb, %entry |
| 20 | br i1 undef, label %bb5, label %bb |
| 21 | |
| 22 | bb5: ; preds = %bb, %entry |
| 23 | %0 = alloca i8*, i32 undef, align 4 ; <i8**> [#uses=1] |
| Rafael Espindola | 5a24a56 | 2010-06-15 19:04:29 +0000 | [diff] [blame] | 24 | %1 = call i32 @execvp(i8* %path, i8** %0) nounwind ; <i32> [#uses=1] |
| Evan Cheng | b972e56 | 2009-08-07 00:34:42 +0000 | [diff] [blame] | 25 | ret i32 %1 |
| 26 | } |
| 27 | |
| Rafael Espindola | 5a24a56 | 2010-06-15 19:04:29 +0000 | [diff] [blame] | 28 | declare hidden void @__gcov_flush() |
| Evan Cheng | b972e56 | 2009-08-07 00:34:42 +0000 | [diff] [blame] | 29 | |
| Rafael Espindola | 5a24a56 | 2010-06-15 19:04:29 +0000 | [diff] [blame] | 30 | declare i32 @execvp(i8*, i8**) nounwind |
| Reid Kleckner | 2d9bb65 | 2014-08-22 21:59:26 +0000 | [diff] [blame] | 31 | |
| 32 | declare void @llvm.va_start(i8*) nounwind |