# This test is to validate instrumentation code sequence generated with # and without `--no-lse-atomics`. # REQUIRES: system-linux,bolt-runtime,target=aarch64{{.*}} # RUN: %clang %cflags -pie %s -o %t.so -Wl,-q -Wl,--init=_foo -Wl,--fini=_foo .text .global _foo .type _foo, %function _foo: ret .global _start .type _start, %function _start: ret # Dummy relocation to force relocation mode .reloc 0, R_AARCH64_NONE # RUN: llvm-bolt %t.so -o %t.instr.so --instrument # RUN: llvm-objdump -d %t.instr.so | FileCheck %s --check-prefix=INLINE # INLINE: {{.*}} <_foo>: # INLINE-NEXT: {{.*}} stp x0, x1, [sp, #-0x10]! # INLINE-NEXT: {{.*}} adrp x0, 0x{{[0-9a-f]*}} {{.*}} # INLINE-NEXT: {{.*}} add x0, x0, #0x{{[0-9a-f]*}} # INLINE-NEXT: {{.*}} mov x1, #0x1 # INLINE-NEXT: {{.*}} stadd x1, [x0] # INLINE-NEXT: {{.*}} ldp x0, x1, [sp], #0x10 # RUN: llvm-bolt %t.so -o %t.instr.no_lse.so --instrument \ # RUN: --no-lse-atomics # RUN: llvm-objdump -d %t.instr.no_lse.so | FileCheck %s --check-prefix=NOLSE # NOLSE: {{.*}} <_foo>: # NOLSE-NEXT: {{.*}} stp x0, x30, [sp, #-0x10]! # NOLSE-NEXT: {{.*}} stp x1, x2, [sp, #-0x10]! # NOLSE-NEXT: {{.*}} adrp x0, 0x{{[0-9a-f]*}} {{.*}} # NOLSE-NEXT: {{.*}} add x0, x0, #0x{{[0-9a-f]*}} # NOLSE-NEXT: {{.*}} adrp x1, 0x[[PAGEBASE:[0-9a-f]*]]000 {{.*}} # NOLSE-NEXT: {{.*}} add x1, x1, #0x[[PAGEOFF:[0-9a-f]*]] # NOLSE-NEXT: {{.*}} blr x1 # NOLSE-NEXT: {{.*}} ldp x0, x30, [sp], #0x10 # NOLSE: {{[0]*}}[[PAGEBASE]][[PAGEOFF]] <__bolt_instr_counter_incr>: # NOLSE-NEXT: {{.*}} ldaxr x1, [x0] # NOLSE-NEXT: {{.*}} add x1, x1, #0x1 # NOLSE-NEXT: {{.*}} stlxr w2, x1, [x0] # NOLSE-NEXT: {{.*}} cbnz w2, 0x{{[0-9[a-f]*}} <__bolt_instr_counter_incr> # NOLSE-NEXT: {{.*}} ldp x1, x2, [sp], #0x10 # NOLSE-NEXT: {{.*}} ret