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Diffstat (limited to 'test/CodeGen/ARM/2011-10-26-memset-inline.ll')
| -rw-r--r-- | test/CodeGen/ARM/2011-10-26-memset-inline.ll | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/2011-10-26-memset-inline.ll b/test/CodeGen/ARM/2011-10-26-memset-inline.ll new file mode 100644 index 0000000..ff049c8 --- /dev/null +++ b/test/CodeGen/ARM/2011-10-26-memset-inline.ll @@ -0,0 +1,21 @@ +; Make sure short memsets on ARM lower to stores, even when optimizing for size. +; RUN: llc -march=arm < %s | FileCheck %s -check-prefix=CHECK-GENERIC +; RUN: llc -march=arm -mcpu=cortex-a8 < %s | FileCheck %s -check-prefix=CHECK-UNALIGNED + +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" +target triple = "thumbv7-apple-ios5.0.0" + +; CHECK-GENERIC: strb +; CHECK-GENERIT-NEXT: strb +; CHECK-GENERIT-NEXT: strb +; CHECK-GENERIT-NEXT: strb +; CHECK-GENERIT-NEXT: strb +; CHECK-UNALIGNED: strb +; CHECK-UNALIGNED-NEXT: str +define void @foo(i8* nocapture %c) nounwind optsize { +entry: + call void @llvm.memset.p0i8.i64(i8* %c, i8 -1, i64 5, i32 1, i1 false) + ret void +} + +declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind |
