File: 2011-10-26-memset-inline.ll

package info (click to toggle)
llvm-toolchain-3.9 1%3A3.9.1-8
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 441,060 kB
  • ctags: 428,777
  • sloc: cpp: 2,546,577; ansic: 538,318; asm: 119,677; objc: 103,316; python: 102,148; sh: 27,847; pascal: 5,626; ml: 5,510; perl: 5,293; lisp: 4,801; makefile: 2,177; xml: 686; cs: 362; php: 212; csh: 117
file content (21 lines) | stat: -rw-r--r-- 855 bytes parent folder | download | duplicates (5)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
; Make sure short memsets on ARM lower to stores, even when optimizing for size.
; RUN: llc -march=arm -mattr=+strict-align < %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-GENERIC-NEXT: strb
; CHECK-GENERIC-NEXT: strb
; CHECK-GENERIC-NEXT: strb
; CHECK-GENERIC-NEXT: strb
; CHECK-UNALIGNED:    strb
; CHECK-UNALIGNED:    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