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Attach a name to embbeded value of rescue/ensure stack size

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keizo042 committed Apr 7, 2017
1 parent 7e28510 commit 15b55c32e9bd1e4917408d6fdc1de4e04862500d
Showing with 10 additions and 2 deletions.
  1. +10 −2 src/vm.c
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@@ -35,6 +35,14 @@ void abort(void);
#define STACK_INIT_SIZE 128
#define CALLINFO_INIT_SIZE 32
#ifndef ENSURE_STACK_INIT_SIZE
#define ENSURE_STACK_INIT_SIZE 16
#endif
#ifndef RESCUE_STACK_INIT_SIZE
#define RESCUE_STACK_INIT_SIZE 16
#endif
/* Define amount of linear stack growth. */
#ifndef MRB_STACK_GROWTH
#define MRB_STACK_GROWTH 128
@@ -1074,7 +1082,7 @@ mrb_vm_exec(mrb_state *mrb, struct RProc *proc, mrb_code *pc)
CASE(OP_ONERR) {
/* sBx pc+=sBx on exception */
if (mrb->c->rsize <= mrb->c->ci->ridx) {
if (mrb->c->rsize == 0) mrb->c->rsize = 16;
if (mrb->c->rsize == 0) mrb->c->rsize = RESCUE_STACK_INIT_SIZE;
else mrb->c->rsize *= 2;
mrb->c->rescue = (mrb_code **)mrb_realloc(mrb, mrb->c->rescue, sizeof(mrb_code*) * mrb->c->rsize);
}
@@ -1140,7 +1148,7 @@ mrb_vm_exec(mrb_state *mrb, struct RProc *proc, mrb_code *pc)
p = mrb_closure_new(mrb, irep->reps[GETARG_Bx(i)]);
/* push ensure_stack */
if (mrb->c->esize <= mrb->c->ci->eidx+1) {
if (mrb->c->esize == 0) mrb->c->esize = 16;
if (mrb->c->esize == 0) mrb->c->esize = ENSURE_STACK_INIT_SIZE;
else mrb->c->esize *= 2;
mrb->c->ensure = (struct RProc **)mrb_realloc(mrb, mrb->c->ensure, sizeof(struct RProc*) * mrb->c->esize);
}

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