You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
32 lines
992 B
32 lines
992 B
# 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 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
|