File: empty-functions.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 (24 lines) | stat: -rw-r--r-- 760 bytes parent folder | download | duplicates (23) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
 
; RUN: llc < %s -mtriple=sparc-linux-gnu | FileCheck -check-prefix=LINUX-NO-FP %s
; RUN: llc < %s -mtriple=sparc-linux-gnu -frame-pointer=all | FileCheck -check-prefix=LINUX-FP %s

define void @func() {
entry:
  unreachable
}

; An empty function is perfectly fine on ELF.
; LINUX-NO-FP: func:
; LINUX-NO-FP-NEXT: .cfi_startproc
; LINUX-NO-FP-NEXT: {{^}}!
; LINUX-NO-FP-NEXT: {{^}}.L{{.*}}:{{$}}
; LINUX-NO-FP-NEXT: .size   func, .L{{.*}}-func
; LINUX-NO-FP-NEXT: .cfi_endproc

; A cfi directive cannot point to the end of a function.
; LINUX-FP: func:
; LINUX-FP-NEXT: .cfi_startproc
; LINUX-FP-NEXT: {{^}}!
; LINUX-FP-NEXT: save %sp, -96, %sp
; LINUX-FP-NEXT: {{^}}.L{{.*}}:{{$}}
; LINUX-FP-NEXT: .size   func, .Lfunc_end0-func
; LINUX-FP-NEXT: .cfi_endproc