File: callslot_aa.ll

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (28 lines) | stat: -rw-r--r-- 1,006 bytes parent folder | download | duplicates (4) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
 
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -S -basic-aa -memcpyopt -verify-memoryssa | FileCheck %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"

%T = type { i64, i64 }

define void @test(i8* %src) {
; CHECK-LABEL: @test(
; CHECK-NEXT:    [[TMP:%.*]] = alloca i8, align 1
; CHECK-NEXT:    [[DST:%.*]] = alloca i8, align 1
; CHECK-NEXT:    call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 [[DST]], i8* align 8 [[SRC:%.*]], i64 1, i1 false)
; CHECK-NEXT:    ret void
;
  %tmp = alloca i8
  %dst = alloca i8
  call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 %tmp, i8* align 8 %src, i64 1, i1 false), !noalias !2
  call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 %dst, i8* align 8 %tmp, i64 1, i1 false)

  ret void
}

declare void @llvm.memcpy.p0i8.p0i8.i64(i8*, i8*, i64, i1)

; Check that the noalias for "dst" was removed by checking that the metadata is gone
; CHECK-NOT: "dst"
!0 = !{!0}
!1 = distinct !{!1, !0, !"dst"}
!2 = distinct !{!1}