| # RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu -mcpu=pentiumpro %s -o - \ |
| # RUN: | llvm-objdump -disassemble -no-show-raw-insn - | FileCheck %s |
| # RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu -mcpu=pentiumpro -mc-relax-all %s -o - \ |
| # RUN: | llvm-objdump -disassemble -no-show-raw-insn - | FileCheck %s |
| |
| # Test that long nops are generated for padding where possible. |
| |
| .text |
| foo: |
| .bundle_align_mode 5 |
| |
| # This callq instruction is 5 bytes long |
| .bundle_lock align_to_end |
| callq bar |
| .bundle_unlock |
| # To align this group to a bundle end, we need a two 10-byte NOPs and a 7-byte NOP. |
| # CHECK: 0: nop |
| # CHECK-NEXT: a: nop |
| # CHECK-NEXT: 14: nop |
| # CHECK: 1b: callq |
| |
| # This push instruction is 1 byte long |
| .bundle_lock align_to_end |
| push %rax |
| .bundle_unlock |
| # To align this group to a bundle end, we need three 10-byte NOPs, and a 1-byte. |
| # CHECK: 20: nop |
| # CHECK-NEXT: 2a: nop |
| # CHECK-NEXT: 34: nop |
| # CHECK-NEXT: 3e: nop |
| # CHECK-NEXT: 3f: pushq |