1// RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown %s -o %t 2// RUN: llvm-objdump -d %t | FileCheck %s --check-prefix=NODISASM 3 4// The exact rules of skipping the bytes you can find in the code. 5// This test checks that we follow these rules and can force 6// dissasembly of zero blocks with the -z and --disassemble-zeroes options. 7 8// NODISASM: 0000000000000000 <main>: 9// NODISASM-NEXT: 0: 00 00 addb %al, (%rax) 10// NODISASM-NEXT: 2: 00 00 addb %al, (%rax) 11// NODISASM-NEXT: 4: 00 00 addb %al, (%rax) 12// NODISASM-NEXT: 6: 00 90 00 00 00 00 addb %dl, (%rax) 13// NODISASM-NEXT: ... 14// NODISASM-NEXT: 20: 90 nop 15// NODISASM-NEXT: ... 16// NODISASM: 0000000000000031 <foo>: 17// NODISASM-NEXT: 31: 00 00 addb %al, (%rax) 18// NODISASM-NEXT: 33: 00 00 addb %al, (%rax) 19// NODISASM: 0000000000000035 <bar>: 20// NODISASM-NEXT: ... 21 22// Check that with -z we disassemble blocks of zeroes. 23// RUN: llvm-objdump -d -z %t | FileCheck %s --check-prefix=DISASM 24 25// DISASM: 0000000000000000 <main>: 26// DISASM-NEXT: 0: 00 00 addb %al, (%rax) 27// DISASM-NEXT: 2: 00 00 addb %al, (%rax) 28// DISASM-NEXT: 4: 00 00 addb %al, (%rax) 29// DISASM-NEXT: 6: 00 90 00 00 00 00 addb %dl, (%rax) 30// DISASM-NEXT: c: 00 00 addb %al, (%rax) 31// DISASM-NEXT: e: 00 00 addb %al, (%rax) 32// DISASM-NEXT: 10: 00 00 addb %al, (%rax) 33// DISASM-NEXT: 12: 00 00 addb %al, (%rax) 34// DISASM-NEXT: 14: 00 00 addb %al, (%rax) 35// DISASM-NEXT: 16: 00 00 addb %al, (%rax) 36// DISASM-NEXT: 18: 00 00 addb %al, (%rax) 37// DISASM-NEXT: 1a: 00 00 addb %al, (%rax) 38// DISASM-NEXT: 1c: 00 00 addb %al, (%rax) 39// DISASM-NEXT: 1e: 00 00 addb %al, (%rax) 40// DISASM-NEXT: 20: 90 nop 41// DISASM-NEXT: 21: 00 00 addb %al, (%rax) 42// DISASM-NEXT: 23: 00 00 addb %al, (%rax) 43// DISASM-NEXT: 25: 00 00 addb %al, (%rax) 44// DISASM-NEXT: 27: 00 00 addb %al, (%rax) 45// DISASM-NEXT: 29: 00 00 addb %al, (%rax) 46// DISASM-NEXT: 2b: 00 00 addb %al, (%rax) 47// DISASM-NEXT: 2d: 00 00 addb %al, (%rax) 48// DISASM-NEXT: 2f: 00 00 addb %al, (%rax) 49// DISASM: 0000000000000031 <foo>: 50// DISASM-NEXT: 31: 00 00 addb %al, (%rax) 51// DISASM-NEXT: 33: 00 00 addb %al, (%rax) 52// DISASM: 0000000000000035 <bar>: 53// DISASM-NEXT: 35: 00 00 addb %al, (%rax) 54// DISASM-NEXT: 37: 00 00 addb %al, (%rax) 55// DISASM-NEXT: 39: 00 00 addb %al, (%rax) 56// DISASM-NEXT: 3b: 00 00 addb %al, (%rax) 57 58// Check that --disassemble-zeroes work as alias for -z. 59// RUN: llvm-objdump -d --disassemble-zeroes %t | FileCheck %s --check-prefix=DISASM 60 61.text 62.globl main 63.type main, @function 64main: 65 .long 0 66 .byte 0 67 .byte 0 68 .byte 0 69 nop 70 .quad 0 71 .quad 0 72 .quad 0 73 nop 74 .quad 0 75 .quad 0 76foo: 77 .long 0 78bar: 79 .quad 0 80