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| author | Yukihiro Matsumoto <[email protected]> | 2012-08-02 00:48:50 +0900 |
|---|---|---|
| committer | Yukihiro Matsumoto <[email protected]> | 2012-08-02 00:48:50 +0900 |
| commit | dcfff971ffb2ecd5747d58c7150c5ff581883ef6 (patch) | |
| tree | 49770c008f779105294d5d77b787accfe17091af /src | |
| parent | 47ff5a06430a3e8cf00f53a585cef1013ff8011d (diff) | |
| download | mruby-dcfff971ffb2ecd5747d58c7150c5ff581883ef6.tar.gz mruby-dcfff971ffb2ecd5747d58c7150c5ff581883ef6.zip | |
remove OP_LOADNIL from NODE_OP_ASGN
Diffstat (limited to 'src')
| -rw-r--r-- | src/codegen.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/src/codegen.c b/src/codegen.c index 5cfd6d3f2..866bfcb44 100644 --- a/src/codegen.c +++ b/src/codegen.c @@ -1278,12 +1278,14 @@ codegen(codegen_scope *s, node *tree, int val) case NODE_OP_ASGN: { mrb_sym sym = (mrb_sym)tree->cdr->car; - const char *name = mrb_sym2name(s->mrb, sym); - int idx; + int len; + const char *name = mrb_sym2name_len(s->mrb, sym, &len); + int idx, blk = 0; codegen(s, tree->car, VAL); - if ((name[0] == '|' && name[1] == '|' && name[2] == '\0') || - (name[0] == '&' && name[1] == '&' && name[2] == '\0')) { + if (len == 2 && + ((name[0] == '|' && name[1] == '|') || + (name[0] == '&' && name[1] == '&'))) { int pos; pop(); @@ -1296,29 +1298,32 @@ codegen(codegen_scope *s, node *tree, int val) break; } codegen(s, tree->cdr->cdr->car, VAL); - genop(s, MKOP_A(OP_LOADNIL, cursp())); + blk = cursp(); pop(); pop(); idx = new_msym(s, sym); - if (name[0] == '+' && name[1] == '\0') { + if (len == 1 && name[0] == '+') { genop(s, MKOP_ABC(OP_ADD, cursp(), idx, 1)); } - else if (name[0] == '-' && name[1] == '\0') { + else if (len == 1 && name[0] == '-') { genop(s, MKOP_ABC(OP_SUB, cursp(), idx, 1)); } - else if (name[0] == '<' && name[1] == '\0') { + else if (len == 1 && name[0] == '<') { genop(s, MKOP_ABC(OP_LT, cursp(), idx, 1)); } - else if (name[0] == '<' && name[1] == '=' && name[2] == '\0') { + else if (len == 2 && name[0] == '<' && name[1] == '=') { genop(s, MKOP_ABC(OP_LE, cursp(), idx, 1)); } - else if (name[0] == '>' && name[1] == '\0') { + else if (len == 1 && name[0] == '>') { genop(s, MKOP_ABC(OP_GT, cursp(), idx, 1)); } - else if (name[0] == '>' && name[1] == '=' && name[2] == '\0') { + else if (len == 2 && name[0] == '>' && name[1] == '=') { genop(s, MKOP_ABC(OP_GE, cursp(), idx, 1)); } else { + if (blk > 0) { + genop(s, MKOP_A(OP_LOADNIL, blk)); + } genop(s, MKOP_ABC(OP_SEND, cursp(), idx, 1)); } } |