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vm.c: save offset in a local variable in OP_BLKPUSH

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This commit is contained in:
Yukihiro "Matz" Matsumoto
2024-09-27 16:31:13 +09:00
parent b94be7de5a
commit 1348daa683
1 changed files with 4 additions and 3 deletions
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src/vm.c
+4 -3
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@@ -2380,21 +2380,22 @@ RETRY_TRY_BLOCK:
int m2 = (b>>5)&0x1f;
int kd = (b>>4)&0x1;
int lv = (b>>0)&0xf;
int offset = m1+r+m2+kd;
mrb_value *stack;
if (lv == 0) stack = regs + 1;
else {
struct REnv *e = uvenv(mrb, lv-1);
if (!e || (!MRB_ENV_ONSTACK_P(e) && e->mid == 0) ||
MRB_ENV_LEN(e) <= m1+r+m2+1) {
MRB_ENV_LEN(e) <= offset+1) {
RAISE_LIT(mrb, E_LOCALJUMP_ERROR, "unexpected yield");
}
stack = e->stack + 1;
}
if (mrb_nil_p(stack[m1+r+m2+kd])) {
if (mrb_nil_p(stack[offset])) {
RAISE_LIT(mrb, E_LOCALJUMP_ERROR, "unexpected yield");
}
regs[a] = stack[m1+r+m2+kd];
regs[a] = stack[offset];
NEXT;
}