# RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu -mcpu=pentiumpro %s -o - \ # RUN: | llvm-objdump -d --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 -d --no-show-raw-insn - | FileCheck %s # Test some variations of padding to the end of a bundle. .text foo: .bundle_align_mode 4 # Each of these callq instructions is 5 bytes long callq bar callq bar .bundle_lock align_to_end callq bar .bundle_unlock # To align this group to a bundle end, we need a 1-byte NOP. # CHECK: a: nop # CHECK-NEXT: b: callq callq bar callq bar .bundle_lock align_to_end callq bar callq bar .bundle_unlock # Here we have to pad until the end of the *next* boundary because # otherwise the group crosses a boundary. # CHECK: 1a: nop # The nop sequence may be implemented as one instruction or many, but if # it's one instruction, that instruction cannot itself cross the boundary. # CHECK: 20: nop # CHECK-NEXT: 26: callq # CHECK-NEXT: 2b: callq