1*9880d681SAndroid Build Coastguard Worker# RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu %s -o - \ 2*9880d681SAndroid Build Coastguard Worker# RUN: | llvm-objdump -disassemble -no-show-raw-insn - | FileCheck %s 3*9880d681SAndroid Build Coastguard Worker# RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu -mc-relax-all %s -o - \ 4*9880d681SAndroid Build Coastguard Worker# RUN: | llvm-objdump -disassemble -no-show-raw-insn - | FileCheck %s 5*9880d681SAndroid Build Coastguard Worker 6*9880d681SAndroid Build Coastguard Worker# Test some variations of padding to the end of a bundle. 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Worker .text 9*9880d681SAndroid Build Coastguard Workerfoo: 10*9880d681SAndroid Build Coastguard Worker .bundle_align_mode 4 11*9880d681SAndroid Build Coastguard Worker 12*9880d681SAndroid Build Coastguard Worker# Each of these callq instructions is 5 bytes long 13*9880d681SAndroid Build Coastguard Worker callq bar 14*9880d681SAndroid Build Coastguard Worker callq bar 15*9880d681SAndroid Build Coastguard Worker .bundle_lock align_to_end 16*9880d681SAndroid Build Coastguard Worker callq bar 17*9880d681SAndroid Build Coastguard Worker .bundle_unlock 18*9880d681SAndroid Build Coastguard Worker# To align this group to a bundle end, we need a 1-byte NOP. 19*9880d681SAndroid Build Coastguard Worker# CHECK: a: nop 20*9880d681SAndroid Build Coastguard Worker# CHECK-NEXT: b: callq 21*9880d681SAndroid Build Coastguard Worker 22*9880d681SAndroid Build Coastguard Worker callq bar 23*9880d681SAndroid Build Coastguard Worker callq bar 24*9880d681SAndroid Build Coastguard Worker .bundle_lock align_to_end 25*9880d681SAndroid Build Coastguard Worker callq bar 26*9880d681SAndroid Build Coastguard Worker callq bar 27*9880d681SAndroid Build Coastguard Worker .bundle_unlock 28*9880d681SAndroid Build Coastguard Worker# Here we have to pad until the end of the *next* boundary because 29*9880d681SAndroid Build Coastguard Worker# otherwise the group crosses a boundary. 30*9880d681SAndroid Build Coastguard Worker# CHECK: 1a: nop 31*9880d681SAndroid Build Coastguard Worker# The nop sequence may be implemented as one instruction or many, but if 32*9880d681SAndroid Build Coastguard Worker# it's one instruction, that instruction cannot itself cross the boundary. 33*9880d681SAndroid Build Coastguard Worker# CHECK: 20: nop 34*9880d681SAndroid Build Coastguard Worker# CHECK-NEXT: 26: callq 35*9880d681SAndroid Build Coastguard Worker# CHECK-NEXT: 2b: callq 36