File: objdump_nop.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 (19 lines) | stat: -rw-r--r-- 442 bytes parent folder | download | duplicates (13) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
; RUN: llc -march=bpfel -filetype=obj -o - %s | llvm-objdump -d - | FileCheck %s
;
; Source:
;   int test() {
;     asm volatile("r0 = r0" ::);
;     return 0;
;   }
; Compilation flag:
;   clang -target bpf -O2 -S -emit-llvm t.c

; Function Attrs: nounwind
define dso_local i32 @test() local_unnamed_addr {
entry:
  tail call void asm sideeffect "r0 = r0", ""()
  ret i32 0
}
; CHECK-LABEL: test
; CHECK:       r0 = r0
; CHECK:       r0 = 0