File: align-via-padding-corner.s

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (29 lines) | stat: -rw-r--r-- 837 bytes parent folder | download | duplicates (21) 
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: llvm-mc -mcpu=skylake -filetype=obj -triple x86_64-pc-linux-gnu %s -x86-pad-max-prefix-size=5 -x86-pad-for-align=1 | llvm-objdump -d - | FileCheck %s


  # The first test check the correctness cornercase - can't add prefixes on a
  # instruction following by a prefix.
  .globl labeled_prefix_test
labeled_prefix_test:
# CHECK:       0: 2e 2e 2e 2e 2e e9 06 00 00 00    jmp
# CHECK:       a: 3e e9 00 00 00 00                jmp
  jmp bar
  DS
  jmp bar
  .p2align 4
bar:
  ret

  # The second test is similar to the second test - can't add prefixes on a
  # instruction following by hardcode.
  .p2align 5
  .globl labeled_hardcode_test
labeled_hardcode_test:
# CHECK:      20: 2e 2e 2e 2e 2e e9 06 00 00 00    jmp
# CHECK:      2a: 3e e9 00 00 00 00                jmp
  jmp baz
  .byte 0x3e
  jmp baz
  .p2align 4
baz:
  ret