| Chris Lattner | beac75d | 2010-09-05 02:18:34 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -fast-isel -mtriple=i386-apple-darwin | FileCheck %s |
| Evan Cheng | 373d50a | 2008-09-04 06:18:33 +0000 | [diff] [blame] | 2 | |
| 3 | @src = external global i32 |
| 4 | |
| Chris Lattner | beac75d | 2010-09-05 02:18:34 +0000 | [diff] [blame^] | 5 | ; rdar://6653118 |
| Evan Cheng | 373d50a | 2008-09-04 06:18:33 +0000 | [diff] [blame] | 6 | define i32 @loadgv() nounwind { |
| 7 | entry: |
| 8 | %0 = load i32* @src, align 4 |
| 9 | %1 = load i32* @src, align 4 |
| 10 | %2 = add i32 %0, %1 |
| Evan Cheng | 59fbc80 | 2008-09-09 01:26:59 +0000 | [diff] [blame] | 11 | store i32 %2, i32* @src |
| Evan Cheng | 373d50a | 2008-09-04 06:18:33 +0000 | [diff] [blame] | 12 | ret i32 %2 |
| Chris Lattner | beac75d | 2010-09-05 02:18:34 +0000 | [diff] [blame^] | 13 | ; This should fold one of the loads into the add. |
| 14 | ; CHECK: loadgv: |
| 15 | ; CHECK: movl L_src$non_lazy_ptr, %ecx |
| 16 | ; CHECK: movl (%ecx), %eax |
| 17 | ; CHECK: addl (%ecx), %eax |
| 18 | ; CHECK: movl %eax, (%ecx) |
| 19 | ; CHECK: ret |
| 20 | |
| Evan Cheng | 373d50a | 2008-09-04 06:18:33 +0000 | [diff] [blame] | 21 | } |
| Evan Cheng | 59fbc80 | 2008-09-09 01:26:59 +0000 | [diff] [blame] | 22 | |
| 23 | %stuff = type { i32 (...)** } |
| 24 | @LotsStuff = external constant [4 x i32 (...)*] |
| 25 | |
| 26 | define void @t(%stuff* %this) nounwind { |
| 27 | entry: |
| 28 | store i32 (...)** getelementptr ([4 x i32 (...)*]* @LotsStuff, i32 0, i32 2), i32 (...)*** null, align 4 |
| 29 | ret void |
| Chris Lattner | beac75d | 2010-09-05 02:18:34 +0000 | [diff] [blame^] | 30 | ; CHECK: _t: |
| 31 | ; CHECK: movl $0, %eax |
| 32 | ; CHECK: movl L_LotsStuff$non_lazy_ptr, %ecx |
| 33 | |
| Evan Cheng | 59fbc80 | 2008-09-09 01:26:59 +0000 | [diff] [blame] | 34 | } |