| Lang Hames | 75757f9 | 2011-10-26 20:56:52 +0000 | [diff] [blame] | 1 | ; Make sure short memsets on ARM lower to stores, even when optimizing for size. |
| Lang Hames | 5207bf2 | 2011-11-08 18:56:23 +0000 | [diff] [blame^] | 2 | ; RUN: llc -march=arm < %s | FileCheck %s -check-prefix=CHECK-GENERIC |
| 3 | ; RUN: llc -march=arm -mcpu=cortex-a8 < %s | FileCheck %s -check-prefix=CHECK-UNALIGNED |
| Lang Hames | 75757f9 | 2011-10-26 20:56:52 +0000 | [diff] [blame] | 4 | |
| 5 | target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32" |
| 6 | target triple = "thumbv7-apple-ios5.0.0" |
| 7 | |
| Lang Hames | 5207bf2 | 2011-11-08 18:56:23 +0000 | [diff] [blame^] | 8 | ; CHECK-GENERIC: strb |
| 9 | ; CHECK-GENERIT-NEXT: strb |
| 10 | ; CHECK-GENERIT-NEXT: strb |
| 11 | ; CHECK-GENERIT-NEXT: strb |
| 12 | ; CHECK-GENERIT-NEXT: strb |
| 13 | ; CHECK-UNALIGNED: strb |
| 14 | ; CHECK-UNALIGNED-NEXT: str |
| Lang Hames | 75757f9 | 2011-10-26 20:56:52 +0000 | [diff] [blame] | 15 | define void @foo(i8* nocapture %c) nounwind optsize { |
| 16 | entry: |
| 17 | call void @llvm.memset.p0i8.i64(i8* %c, i8 -1, i64 5, i32 1, i1 false) |
| 18 | ret void |
| 19 | } |
| 20 | |
| 21 | declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind |