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reduce OP_ARRAY in argument splat

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This commit is contained in:
Yukihiro "Matz" Matsumoto
2016-03-30 01:35:11 +09:00
parent 0e03a7f2a3
commit 4979b52d61
1 changed files with 14 additions and 8 deletions
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mrbgems/mruby-compiler/core/codegen.c
+14 -8
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@@ -780,16 +780,22 @@ gen_values(codegen_scope *s, node *t, int val)
is_splat = (intptr_t)t->car->car == NODE_SPLAT; /* splat mode */
if (n >= 127 || is_splat) {
if (val) {
pop_n(n);
genop(s, MKOP_ABC(OP_ARRAY, cursp(), cursp(), n));
push();
codegen(s, t->car, VAL);
pop(); pop();
if (is_splat) {
genop(s, MKOP_AB(OP_ARYCAT, cursp(), cursp()+1));
if (is_splat && n == 0 && (intptr_t)t->car->cdr->car == NODE_ARRAY) {
codegen(s, t->car->cdr, VAL);
pop();
}
else {
genop(s, MKOP_AB(OP_ARYPUSH, cursp(), cursp()+1));
pop_n(n);
genop(s, MKOP_ABC(OP_ARRAY, cursp(), cursp(), n));
push();
codegen(s, t->car, VAL);
pop(); pop();
if (is_splat) {
genop(s, MKOP_AB(OP_ARYCAT, cursp(), cursp()+1));
}
else {
genop(s, MKOP_AB(OP_ARYPUSH, cursp(), cursp()+1));
}
}
t = t->cdr;
while (t) {