acrn-kernel/arch/um/sys-x86_64/util/mk_sc.c

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/* Copyright (C) 2003 - 2004 PathScale, Inc
* Released under the GPL
*/
#include <stdio.h>
#include <signal.h>
#include <linux/stddef.h>
#define SC_OFFSET(name, field) \
printf("#define " name \
"(sc) *((unsigned long *) &(((char *) (sc))[%ld]))\n",\
offsetof(struct sigcontext, field))
#define SC_FP_OFFSET(name, field) \
printf("#define " name \
"(sc) *((unsigned long *) &(((char *) (SC_FPSTATE(sc)))[%ld]))\n",\
offsetof(struct _fpstate, field))
#define SC_FP_OFFSET_PTR(name, field, type) \
printf("#define " name \
"(sc) ((" type " *) &(((char *) (SC_FPSTATE(sc)))[%d]))\n",\
offsetof(struct _fpstate, field))
int main(int argc, char **argv)
{
SC_OFFSET("SC_RBX", rbx);
SC_OFFSET("SC_RCX", rcx);
SC_OFFSET("SC_RDX", rdx);
SC_OFFSET("SC_RSI", rsi);
SC_OFFSET("SC_RDI", rdi);
SC_OFFSET("SC_RBP", rbp);
SC_OFFSET("SC_RAX", rax);
SC_OFFSET("SC_R8", r8);
SC_OFFSET("SC_R9", r9);
SC_OFFSET("SC_R10", r10);
SC_OFFSET("SC_R11", r11);
SC_OFFSET("SC_R12", r12);
SC_OFFSET("SC_R13", r13);
SC_OFFSET("SC_R14", r14);
SC_OFFSET("SC_R15", r15);
SC_OFFSET("SC_IP", rip);
SC_OFFSET("SC_SP", rsp);
SC_OFFSET("SC_CR2", cr2);
SC_OFFSET("SC_ERR", err);
SC_OFFSET("SC_TRAPNO", trapno);
SC_OFFSET("SC_CS", cs);
SC_OFFSET("SC_FS", fs);
SC_OFFSET("SC_GS", gs);
SC_OFFSET("SC_EFLAGS", eflags);
SC_OFFSET("SC_SIGMASK", oldmask);
#if 0
SC_OFFSET("SC_ORIG_RAX", orig_rax);
SC_OFFSET("SC_DS", ds);
SC_OFFSET("SC_ES", es);
SC_OFFSET("SC_SS", ss);
#endif
return(0);
}