File: memset.ll

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.6-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,304 kB
  • sloc: cpp: 7,438,677; ansic: 1,393,822; asm: 1,012,926; python: 241,650; f90: 86,635; objc: 75,479; lisp: 42,144; pascal: 17,286; sh: 10,027; ml: 5,082; perl: 4,730; awk: 3,523; makefile: 3,349; javascript: 2,251; xml: 892; fortran: 672
file content (18 lines) | stat: -rw-r--r-- 463 bytes parent folder | download | duplicates (14) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
; RUN: llc < %s | FileCheck %s
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64-unknown-linux-gnu"

; CHECK: memset_call:
; CHECK-NOT: and
; CHECK: dup
; CHECK-NEXT: stp
; CHECK-NEXT: stp
; CHECK-NEXT: ret
define void @memset_call(ptr %0, i32 %1) {
  %3 = trunc i32 %1 to i8
  call void @llvm.memset.p0.i64(ptr %0, i8 %3, i64 64, i1 false)
  ret void
}

declare void @llvm.memset.p0.i64(ptr, i8, i64, i1 immarg)