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/* This file is lisenced under LGPL
* Copyright (C) 2002-2003, George Thanos <george.thanos@gdt.gr>
* Yannis Mitsos <yannis.mitsos@gdt.gr>
*/
#include <setjmp.h>
#include <stdio.h>
#include <signal.h>
int setjmp( jmp_buf state)
{
asm volatile( "mov %0, G3\n\t"
"mov %1, G4\n\t"
:"=l"(state->__jmpbuf->G3),
"=l"(state->__jmpbuf->G4)
:/*no input*/
:"%G3", "%G4" );
asm volatile( "setadr %0\n\t"
"mov %1, L1\n\t"
"mov %2, L2\n\t"
:"=l"(state->__jmpbuf->SavedSP),
"=l"(state->__jmpbuf->SavedPC),
"=l"(state->__jmpbuf->SavedSR)
:/*no input*/);
return 0;
}
int sigsetjmp( sigjmp_buf state , int savesigs)
{
if(savesigs) {
state->__mask_was_saved = 1;
/* how arg in <sigprocmask> is not significant */
sigprocmask(SIG_SETMASK, NULL, &state->__saved_mask);
} else
state->__mask_was_saved = 0;
asm volatile( "mov %0, G3\n\t"
"mov %1, G4\n\t"
:"=l"(state->__jmpbuf->G3),
"=l"(state->__jmpbuf->G4)
:/*no input*/
:"%G3", "%G4" );
asm volatile( "setadr %0\n\t"
"mov %1, L2\n\t"
"mov %2, L3\n\t"
:"=l"(state->__jmpbuf->SavedSP),
"=l"(state->__jmpbuf->SavedPC),
"=l"(state->__jmpbuf->SavedSR)
:/*no input*/);
return 0;
}
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