llvm/test/MC/X86/align-branch-single.s

   1 # RUN: llvm-mc -filetype=obj -triple x86_64 --x86-align-branch-boundary=32 --x86-align-branch=jcc %s | llvm-objdump -d --no-show-raw-insn - | FileCheck %s --check-prefixes=JCC
   2 # RUN: llvm-mc -filetype=obj -triple x86_64 --x86-align-branch-boundary=32 --x86-align-branch=jmp %s | llvm-objdump -d --no-show-raw-insn - | FileCheck %s --check-prefixes=JMP
   3 # RUN: llvm-mc -filetype=obj -triple x86_64 --x86-align-branch-boundary=32 --x86-align-branch=indirect %s | llvm-objdump -d --no-show-raw-insn - | FileCheck %s --check-prefixes=IND
   4 # RUN: llvm-mc -filetype=obj -triple x86_64 --x86-align-branch-boundary=32 --x86-align-branch=call %s | llvm-objdump -d --no-show-raw-insn - | FileCheck %s --check-prefixes=CAL
   5 # RUN: llvm-mc -filetype=obj -triple x86_64 --x86-align-branch-boundary=32 --x86-align-branch=ret %s | llvm-objdump -d --no-show-raw-insn - | FileCheck %s --check-prefixes=RET
   6
   7   # Exercise cases where only one kind of instruction is asked to be aligned.
   8   # Fused instruction cases are excluded.
   9
  10   .text
  11   .globl  foo
  12   .p2align  5
  13 foo:
  14   .p2align  5
  15   .rept 30
  16   int3
  17   .endr
  18   # JCC:    20:          jne
  19   # JMP:    1e:          jne
  20   # IND:    1e:          jne
  21   # CAL:    1e:          jne
  22   # RET:    1e:          jne
  23   jne foo
  24   int3
  25
  26   .p2align  5
  27   .rept 30
  28   int3
  29   .endr
  30   # JCC:    5e:          jmp
  31   # JMP:    60:          jmp
  32   # IND:    5e:          jmp
  33   # CAL:    5e:          jmp
  34   # RET:    5e:          jmp
  35   jmp foo
  36   int3
  37
  38   .p2align  5
  39   .rept 30
  40   int3
  41   .endr
  42   # JCC:    9e:          jmpq    *%rax
  43   # JMP:    9e:          jmpq    *%rax
  44   # IND:    a0:          jmpq    *%rax
  45   # CAL:    9e:          jmpq    *%rax
  46   # RET:    9e:          jmpq    *%rax
  47   jmp  *%rax
  48   int3
  49
  50
  51   .p2align  5
  52   .rept 30
  53   int3
  54   .endr
  55   # JCC:    de:          callq    *%rax
  56   # JMP:    de:          callq    *%rax
  57   # IND:    de:          callq    *%rax
  58   # CAL:    e0:          callq    *%rax
  59   # RET:    de:          callq    *%rax
  60   call  *%rax
  61   int3
  62
  63
  64   .p2align  5
  65   .rept 30
  66   int3
  67   .endr
  68   # JCC:   11e:          retq
  69   # JMP:   11e:          retq
  70   # IND:   11e:          retq
  71   # CAL:   11e:          retq
  72   # RET:   120:          retq
  73   ret $0
  74   int3
  75
  76
  77   .p2align  5
  78   .rept 29
  79   int3
  80   .endr
  81   # JCC:   15d:          cmpq    %rax, %rbp
  82   # JCC:   160:          je
  83   # JMP:   15d:          cmpq    %rax, %rbp
  84   # JMP:   160:          je
  85   # IND:   15d:          cmpq    %rax, %rbp
  86   # IND:   160:          je
  87   # CAL:   15d:          cmpq    %rax, %rbp
  88   # CAL:   160:          je
  89   # RET:   15d:          cmpq    %rax, %rbp
  90   # RET:   160:          je
  91   cmp  %rax, %rbp
  92   je  foo
  93   int3