| // RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown %s -o %t |
| // RUN: llvm-objdump -d %t | FileCheck %s --check-prefix=NODISASM |
| |
| // The exact rules of skipping the bytes you can find in the code. |
| // This test checks that we follow these rules and can force |
| // dissasembly of zero blocks with the -z and --disassemble-zeroes options. |
| |
| // NODISASM: 0000000000000000 <main>: |
| // NODISASM-NEXT: 0: 00 00 addb %al, (%rax) |
| // NODISASM-NEXT: 2: 00 00 addb %al, (%rax) |
| // NODISASM-NEXT: 4: 00 00 addb %al, (%rax) |
| // NODISASM-NEXT: 6: 00 90 00 00 00 00 addb %dl, (%rax) |
| // NODISASM-NEXT: ... |
| // NODISASM-NEXT: 20: 90 nop |
| // NODISASM-NEXT: ... |
| // NODISASM: 0000000000000031 <foo>: |
| // NODISASM-NEXT: 31: 00 00 addb %al, (%rax) |
| // NODISASM-NEXT: 33: 00 00 addb %al, (%rax) |
| // NODISASM: 0000000000000035 <bar>: |
| // NODISASM-NEXT: ... |
| |
| // Check that with -z we disassemble blocks of zeroes. |
| // RUN: llvm-objdump -d -z %t | FileCheck %s --check-prefix=DISASM |
| |
| // DISASM: 0000000000000000 <main>: |
| // DISASM-NEXT: 0: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 2: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 4: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 6: 00 90 00 00 00 00 addb %dl, (%rax) |
| // DISASM-NEXT: c: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: e: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 10: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 12: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 14: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 16: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 18: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 1a: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 1c: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 1e: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 20: 90 nop |
| // DISASM-NEXT: 21: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 23: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 25: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 27: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 29: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 2b: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 2d: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 2f: 00 00 addb %al, (%rax) |
| // DISASM: 0000000000000031 <foo>: |
| // DISASM-NEXT: 31: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 33: 00 00 addb %al, (%rax) |
| // DISASM: 0000000000000035 <bar>: |
| // DISASM-NEXT: 35: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 37: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 39: 00 00 addb %al, (%rax) |
| // DISASM-NEXT: 3b: 00 00 addb %al, (%rax) |
| |
| // Check that --disassemble-zeroes work as alias for -z. |
| // RUN: llvm-objdump -d --disassemble-zeroes %t | FileCheck %s --check-prefix=DISASM |
| |
| .text |
| .globl main |
| .type main, @function |
| main: |
| .long 0 |
| .byte 0 |
| .byte 0 |
| .byte 0 |
| nop |
| .quad 0 |
| .quad 0 |
| .quad 0 |
| nop |
| .quad 0 |
| .quad 0 |
| foo: |
| .long 0 |
| bar: |
| .quad 0 |
