diff options
Diffstat (limited to 'mrbgems/mruby-compiler/core/codegen.c')
| -rw-r--r-- | mrbgems/mruby-compiler/core/codegen.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/mrbgems/mruby-compiler/core/codegen.c b/mrbgems/mruby-compiler/core/codegen.c index b173a83c5..57b722cbf 100644 --- a/mrbgems/mruby-compiler/core/codegen.c +++ b/mrbgems/mruby-compiler/core/codegen.c @@ -858,6 +858,21 @@ gen_int(codegen_scope *s, uint16_t dst, mrb_int i) } } +static void +gen_uminus(codegen_scope *s, uint16_t dst) +{ + struct mrb_insn_data data = mrb_last_insn(s); + int32_t n; + + if (get_int_operand(&data, &n)) { + s->pc = s->lastpc; + gen_int(s, dst, -n); + } + else { + genop_3(s, OP_SEND, dst, new_sym(s, MRB_OPSYM_2(s->mrb, minus)), 0); + } +} + static int node_len(node *tree) { @@ -2695,10 +2710,10 @@ codegen(codegen_scope *s, node *tree, int val) default: if (val) { - int sym = new_sym(s, MRB_OPSYM_2(s->mrb, minus)); codegen(s, tree, VAL); pop(); - genop_3(s, OP_SEND, cursp(), sym, 0); + push_n(2);pop_n(2); /* space for receiver&block */ + gen_uminus(s, cursp()); push(); } else { |