| /SPARTAN/trunk/arch/ia32/src/fpu_context.c |
|---|
| 33,23 → 33,6 |
| void fpu_context_save(fpu_context_t *fctx) |
| { |
| } |
| void fpu_context_restore(fpu_context_t *fctx) |
| { |
| if (THREAD==CPU->fpu_owner) |
| reset_TS_flag(); |
| else { |
| set_TS_flag(); |
| if (CPU->fpu_owner != NULL) |
| (CPU->fpu_owner)->fpu_context_engaged=1; |
| } |
| } |
| void fpu_lazy_context_save(fpu_context_t *fctx) |
| { |
| __asm__ volatile ( |
| "fnsave %0" |
| : "=m"(*fctx) |
| 56,7 → 39,8 |
| ); |
| } |
| void fpu_lazy_context_restore(fpu_context_t *fctx) |
| void fpu_context_restore(fpu_context_t *fctx) |
| { |
| __asm__ volatile ( |
| "frstor %0" |