File: cfi-return-column.s

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-12
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,496,180 kB
  • sloc: cpp: 5,593,972; ansic: 986,872; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,538; xml: 953; cs: 573; fortran: 567
file content (43 lines) | stat: -rw-r--r-- 977 bytes parent folder | download | duplicates (19) 
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
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
 
// REQUIRES: x86-registered-target
// RUN: llvm-mc -triple i686 %s | FileCheck %s --check-prefix=ASM
// RUN: llvm-mc -triple i686-unknown-linux-gnu -filetype obj -o - %s | llvm-objdump --dwarf=frames - | FileCheck %s --check-prefix=CHECK-EH_FRAME

	.text

	.section .text.f,"ax",@progbits
	.global f
	.type f,@function
f:
	.cfi_startproc
	.cfi_return_column 0
	.cfi_endproc

	.section .text.g,"ax",@progbits
	.global g
	.type g,@function
g:
	.cfi_startproc
	.cfi_return_column 65
	.cfi_endproc

	.section .text.h,"ax",@progbits
	.global h
	.type g,@function
h:
	.cfi_startproc
	.cfi_return_column 65
	.cfi_endproc

// ASM-LABEL: f:
// ASM:       .cfi_startproc
// ASM-NEXT:  .cfi_return_column %eax
// ASM-NEXT:  .cfi_endproc

// CHECK-EH_FRAME: 00000000 00000014 00000000 CIE
// CHECK-EH_FRAME:   Return address column: 0

// CHECK-EH_FRAME: 0000002c 00000014 00000000 CIE
// CHECK-EH_FRAME:   Return address column: 65

// CHECK-EH_FRAME-NOT: ........ 00000014 00000000 CIE