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Compare Revisions

• This comparison shows the changes necessary to convert path

  → /SPARTAN/trunk/arch/ia32/src/fpu_context.c @ 280

  → /SPARTAN/trunk/arch/ia32/src/fpu_context.c @ 281

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 280 → Rev 281

/SPARTAN/trunk/arch/ia32/src/fpu_context.c
38,11 → 38,12
void fpu_context_restore(fpu_context_t *fctx)
{
if(THREAD==CPU->fpu_owner) {reset_TS_flag(); }
else
{
if (THREAD==CPU->fpu_owner)
reset_TS_flag();
else {
set_TS_flag();
if((CPU->fpu_owner)!=NULL)(CPU->fpu_owner)->fpu_context_engaged=1;
if (CPU->fpu_owner != NULL)
(CPU->fpu_owner)->fpu_context_engaged=1;
}
}
49,25 → 50,25
void fpu_lazy_context_save(fpu_context_t *fctx)
{
return;
__asm__ (
__asm__ volatile (
"fnsave %0"
: "=m"(fctx)
: "=m"(*fctx)
);
return;
}
void fpu_lazy_context_restore(fpu_context_t *fctx)
{
return;
__asm__ (
__asm__ volatile (
"frstor %0"
: "=m"(fctx)
: "=m"(*fctx)
);
return;
}
void fpu_init(void)
{
asm(
__asm__ volatile (
"fninit;"
);
}