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vm.c (mrb_bidx): avoid repeated packing/unpacking argument info.

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This commit is contained in:
Yukihiro "Matz" Matsumoto
2022-06-29 07:51:08 +09:00
parent f7c2b0388a
commit 580af1cf73
1 changed files with 6 additions and 8 deletions
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src/vm.c
+6 -8
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@@ -487,11 +487,9 @@ mrb_ci_kidx(const mrb_callinfo *ci)
return (ci->n == CALL_MAXARGS) ? 2 : ci->n + 1;
}
static mrb_int
mrb_bidx(uint16_t c)
static inline mrb_int
mrb_bidx(uint8_t n, uint8_t k)
{
uint8_t n = c & 0xf;
uint8_t k = (c>>4) & 0xf;
if (n == 15) n = 1;
if (k == 15) n += 1;
else n += k*2;
@@ -501,7 +499,7 @@ mrb_bidx(uint16_t c)
mrb_int
mrb_ci_bidx(mrb_callinfo *ci)
{
return mrb_bidx(ci->n|(ci->nk<<4));
return mrb_bidx(ci->n, ci->nk);
}
mrb_int
@@ -1243,10 +1241,10 @@ hash_new_from_regs(mrb_state *mrb, mrb_int argc, mrb_int idx)
return hash;
}
#define ARGUMENT_NORMALIZE(arg_base, arg_info, insn) do { \
#define ARGUMENT_NORMALIZE(arg_base, arg_info, insn) do { \
int n = *(arg_info)&0xf; \
int nk = (*(arg_info)>>4)&0xf; \
mrb_int bidx = (arg_base) + mrb_bidx(*(arg_info)); \
mrb_int bidx = (arg_base) + mrb_bidx(n,nk); \
if (nk == CALL_MAXARGS) { \
mrb_ensure_hash_type(mrb, regs[(arg_base)+(n==CALL_MAXARGS?1:n)+1]); \
} \
@@ -1259,7 +1257,7 @@ hash_new_from_regs(mrb_state *mrb, mrb_int argc, mrb_int idx)
} \
\
mrb_assert(bidx < irep->nregs+(arg_base)); \
mrb_int new_bidx = (arg_base)+mrb_bidx(*(arg_info)); \
mrb_int new_bidx = (arg_base)+mrb_bidx(n, nk); \
if ((insn) == OP_SEND) { \
/* clear block argument */ \
SET_NIL_VALUE(regs[new_bidx]); \