File: cfi-def-cfa-offset.mir

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.4-5
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 2,236,516 kB
  • sloc: cpp: 7,619,569; ansic: 1,433,956; asm: 1,058,748; python: 252,181; f90: 94,671; objc: 70,753; lisp: 42,813; pascal: 18,401; sh: 8,601; ml: 5,111; perl: 4,720; makefile: 3,585; awk: 3,523; javascript: 2,272; xml: 892; fortran: 770
file content (29 lines) | stat: -rw-r--r-- 653 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
22
23
24
25
26
27
28
29
 
# RUN: llc -mtriple=x86_64 -run-pass none -o - %s | FileCheck %s
# This test ensures that the MIR parser parses the cfi offset operands
# correctly.

--- |

  define void @test() {
  entry:
    %tmp = alloca [4168 x i8], align 4
    ret void
  }

...
---
name:            test
tracksRegLiveness: true
frameInfo:
  stackSize:       4040
stack:
  - { id: 0, name: tmp, offset: -4176, size: 4168, alignment: 4 }
body: |
  bb.0.entry:
    $rsp = SUB64ri32 $rsp, 4040, implicit-def dead $eflags
    ; CHECK: CFI_INSTRUCTION def_cfa_offset 4048
    CFI_INSTRUCTION def_cfa_offset 4048
    $rsp = ADD64ri32 $rsp, 4040, implicit-def dead $eflags
    RET64
...