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more aggressive code elimination for NODE_DOT{2,3}

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This commit is contained in:
Yukihiro Matz Matsumoto
2013-01-13 01:07:40 +09:00
parent a180460635
commit 9614f13487
1 changed files with 8 additions and 8 deletions
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src/codegen.c
+8 -8
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@@ -1264,20 +1264,20 @@ codegen(codegen_scope *s, node *tree, int val)
break;
case NODE_DOT2:
codegen(s, tree->car, VAL);
codegen(s, tree->cdr, VAL);
pop(); pop();
codegen(s, tree->car, val);
codegen(s, tree->cdr, val);
if (val) {
pop(); pop();
genop(s, MKOP_ABC(OP_RANGE, cursp(), cursp(), 0));
push();
}
break;
case NODE_DOT3:
codegen(s, tree->car, VAL);
codegen(s, tree->cdr, VAL);
pop(); pop();
codegen(s, tree->car, val);
codegen(s, tree->cdr, val);
if (val) {
pop(); pop();
genop(s, MKOP_ABC(OP_RANGE, cursp(), cursp(), 1));
push();
}
@@ -1290,7 +1290,7 @@ codegen(codegen_scope *s, node *tree, int val)
codegen(s, tree->car, VAL);
pop();
genop(s, MKOP_ABx(OP_GETMCNST, cursp(), sym));
push();
if (val) push();
}
break;
@@ -1300,7 +1300,7 @@ codegen(codegen_scope *s, node *tree, int val)
genop(s, MKOP_A(OP_OCLASS, cursp()));
genop(s, MKOP_ABx(OP_GETMCNST, cursp(), sym));
push();
if (val) push();
}
break;