dVAR;
const IV old_max = cxstack_max;
cxstack_max = GROW(cxstack_max);
- Renew(cxstack, cxstack_max + 1, PERL_CONTEXT); /* XXX should fix CXINC macro */
+ Renew(cxstack, cxstack_max + 1, PERL_CONTEXT);
/* Without any kind of initialising deep enough recursion
* will end up reading uninitialised PERL_CONTEXTs. */
PoisonNew(cxstack + old_max + 1, cxstack_max - old_max, PERL_CONTEXT);
Perl_save_int(pTHX_ int *intp)
{
dVAR;
+ const UV shifted = (UV)*intp << SAVE_TIGHT_SHIFT;
PERL_ARGS_ASSERT_SAVE_INT;
- save_pushi32ptr(*intp, intp, SAVEt_INT);
+ if ((int)(shifted >> SAVE_TIGHT_SHIFT) == *intp) {
+ SSCHECK(2);
+ SSPUSHPTR(intp);
+ SSPUSHUV(SAVEt_INT_SMALL | shifted);
+ } else
+ save_pushi32ptr(*intp, intp, SAVEt_INT);
}
void
PERL_ARGS_ASSERT_SAVE_I16;
- save_pushi32ptr(*intp, intp, SAVEt_I16);
+ SSCHECK(2);
+ SSPUSHPTR(intp);
+ SSPUSHUV(SAVEt_I16 | ((UV)*intp << 8));
}
void
Perl_save_I32(pTHX_ I32 *intp)
{
dVAR;
+ const UV shifted = (UV)*intp << SAVE_TIGHT_SHIFT;
PERL_ARGS_ASSERT_SAVE_I32;
- save_pushi32ptr(*intp, intp, SAVEt_I32);
+ if ((I32)(shifted >> SAVE_TIGHT_SHIFT) == *intp) {
+ SSCHECK(2);
+ SSPUSHPTR(intp);
+ SSPUSHUV(SAVEt_I32_SMALL | shifted);
+ } else
+ save_pushi32ptr(*intp, intp, SAVEt_I32);
}
/* Cannot use save_sptr() to store a char* since the SV** cast will
PL_localizing = 0;
}
break;
+ case SAVEt_INT_SMALL:
+ ptr = SSPOPPTR;
+ *(int*)ptr = (int)(uv >> SAVE_TIGHT_SHIFT);
+ break;
case SAVEt_INT: /* int reference */
ptr = SSPOPPTR;
*(int*)ptr = (int)SSPOPINT;
ptr = SSPOPPTR;
*(bool*)ptr = cBOOL(uv >> 8);
break;
+ case SAVEt_I32_SMALL:
+ ptr = SSPOPPTR;
+ *(I32*)ptr = (I32)(uv >> SAVE_TIGHT_SHIFT);
+ break;
case SAVEt_I32: /* I32 reference */
ptr = SSPOPPTR;
#ifdef PERL_DEBUG_READONLY_OPS
case SAVEt_I16: /* I16 reference */
ptr = SSPOPPTR;
- *(I16*)ptr = (I16)SSPOPINT;
+ *(I16*)ptr = (I16)(uv >> 8);
break;
case SAVEt_I8: /* I8 reference */
ptr = SSPOPPTR;