PERF_REG_X86_SP
(1ULL << PERF_REG_X86_SP) | \
PT_REGS_OFFSET(PERF_REG_X86_SP, sp),
sp = (unsigned long) regs[PERF_REG_X86_SP];
[PERF_REG_X86_SP] = 4,
[PERF_REG_X86_SP] = 7,
[PERF_REG_X86_SP] = 7,
case PERF_REG_X86_SP:
return PERF_REG_X86_SP;