SMPL_REG_MASK
opts->sample_user_regs |= SMPL_REG_MASK(PERF_REG_ARM64_LR);
return regs->regs && regs->mask & SMPL_REG_MASK(PERF_REG_ARM64_LR);
if (!(regs->mask & SMPL_REG_MASK(PERF_REG_ARM64_PC))) {
regs->cache_mask |= SMPL_REG_MASK(PERF_REG_ARM64_PC);
if (!(regs->mask & SMPL_REG_MASK(PERF_REG_ARM64_SP))) {
regs->cache_mask |= SMPL_REG_MASK(PERF_REG_ARM64_SP);
attr.sample_regs_user |= SMPL_REG_MASK(PERF_REG_ARM64_VG);