File: no-plt-libcalls.ll

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,634,792 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (21 lines) | stat: -rw-r--r-- 775 bytes parent folder | download | duplicates (9) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; Check if "RtLibUseGOT" works correctly when lib calls are simplified.
; RUN: opt < %s -passes=instcombine -S | FileCheck %s

@percent_s = constant [4 x i8] c"%s\0A\00"
@hello_world = constant [13 x i8] c"hello world\0A\00"
declare i32 @printf(ptr, ...)
define void @printf_call() {
; CHECK-LABEL: @printf_call(
; CHECK-NEXT:    [[PUTS:%.*]] = call i32 @puts(ptr nonnull dereferenceable(1) @hello_world)
; CHECK-NEXT:    ret void
;
  call i32 (ptr, ...) @printf(ptr @percent_s, ptr @hello_world)
  ret void
}

; CHECK: Function Attrs: nofree nounwind nonlazybind
; CHECK-NEXT: declare noundef i32 @puts(ptr nocapture noundef readonly)

!llvm.module.flags = !{!0}
!0 = !{i32 7, !"RtLibUseGOT", i32 1}