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compile.c: strict condition

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* compile.c (iseq_specialized_instruction): specialize only
  concatenated newarray and send, no labels and no adjusts.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54157 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2016-03-17 13:19:02 +00:00
parent 8472c15440
commit e1ee61bfbd
1 changed files with 4 additions and 3 deletions
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7
compile.c
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@ -2283,12 +2283,13 @@ insn_set_specialized_instruction(rb_iseq_t *iseq, INSN *iobj, int insn_id)
static int static int
iseq_specialized_instruction(rb_iseq_t *iseq, INSN *iobj) iseq_specialized_instruction(rb_iseq_t *iseq, INSN *iobj)
{ {
if (iobj->insn_id == BIN(newarray)) { if (iobj->insn_id == BIN(newarray) && iobj->link.next &&
iobj->link.next->type == ISEQ_ELEMENT_INSN) {
/* /*
* [a, b, ...].max/min -> a, b, c, opt_newarray_max/min * [a, b, ...].max/min -> a, b, c, opt_newarray_max/min
*/ */
INSN *niobj = (INSN *)get_next_insn(iobj); INSN *niobj = (INSN *)iobj->link.next;
if (niobj && niobj->insn_id == BIN(send)) { if (niobj->insn_id == BIN(send)) {
struct rb_call_info *ci = (struct rb_call_info *)OPERAND_AT(niobj, 0); struct rb_call_info *ci = (struct rb_call_info *)OPERAND_AT(niobj, 0);
if ((ci->flag & VM_CALL_ARGS_SIMPLE) && ci->orig_argc == 0) { if ((ci->flag & VM_CALL_ARGS_SIMPLE) && ci->orig_argc == 0) {
switch (ci->mid) { switch (ci->mid) {