/* * This program is used to generate definitions needed by * assembly language modules. * * We use the technique used in the OSF Mach kernel code: * generate asm statements containing #defines, * compile this file to assembler, and then extract the * #defines from the assembly-language output. */ #include #include #include #include #include #include #include #include #define DEFINE(sym, val) \ asm volatile("\n->" #sym " %0 " #val : : "i" (val)) #define BLANK() asm volatile("\n->" : : ) int main(void) { /* offsets into the task struct */ DEFINE(TASK_STATE, offsetof(struct task_struct, state)); DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags)); DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace)); DEFINE(TASK_BLOCKED, offsetof(struct task_struct, blocked)); DEFINE(TASK_THREAD, offsetof(struct task_struct, thread)); DEFINE(TASK_THREAD_INFO, offsetof(struct task_struct, thread_info)); DEFINE(TASK_MM, offsetof(struct task_struct, mm)); DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm)); /* offsets into the irq_cpustat_t struct */ DEFINE(CPUSTAT_SOFTIRQ_PENDING, offsetof(irq_cpustat_t, __softirq_pending)); /* offsets into the thread struct */ DEFINE(THREAD_KSP, offsetof(struct thread_struct, ksp)); DEFINE(THREAD_USP, offsetof(struct thread_struct, usp)); DEFINE(THREAD_CCR, offsetof(struct thread_struct, ccr)); /* offsets into the pt_regs struct */ DEFINE(LER0, offsetof(struct pt_regs, er0) - sizeof(long)); DEFINE(LER1, offsetof(struct pt_regs, er1) - sizeof(long)); DEFINE(LER2, offsetof(struct pt_regs, er2) - sizeof(long)); DEFINE(LER3, offsetof(struct pt_regs, er3) - sizeof(long)); DEFINE(LER4, offsetof(struct pt_regs, er4) - sizeof(long)); DEFINE(LER5, offsetof(struct pt_regs, er5) - sizeof(long)); DEFINE(LER6, offsetof(struct pt_regs, er6) - sizeof(long)); DEFINE(LORIG, offsetof(struct pt_regs, orig_er0) - sizeof(long)); DEFINE(LCCR, offsetof(struct pt_regs, ccr) - sizeof(long)); DEFINE(LVEC, offsetof(struct pt_regs, vector) - sizeof(long)); #if defined(__H8300S__) DEFINE(LEXR, offsetof(struct pt_regs, exr) - sizeof(long)); #endif DEFINE(LRET, offsetof(struct pt_regs, pc) - sizeof(long)); DEFINE(PT_PTRACED, PT_PTRACED); DEFINE(PT_DTRACE, PT_DTRACE); return 0; }