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added the jump_backward_if_true instruction.

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added more do-while handling code
This commit is contained in:
hyunghwan.chung
2017-01-30 16:48:42 +00:00
parent 341966e373
commit 22013650bb
8 changed files with 360 additions and 96 deletions
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22
moo/lib/exec.c
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@ -3515,6 +3515,22 @@ int moo_execute (moo_t* moo)
MOO_STACK_POP (moo);
break;
case BCODE_JUMP_BACKWARD_IF_TRUE_X:
FETCH_PARAM_CODE_TO (moo, b1);
LOG_INST_1 (moo, "jump_backward_if_true %zu", b1);
if (MOO_STACK_GETTOP(moo) == moo->_true) moo->ip -= b1;
MOO_STACK_POP (moo);
break;
case BCODE_JUMP_BACKWARD_IF_TRUE_0:
case BCODE_JUMP_BACKWARD_IF_TRUE_1:
case BCODE_JUMP_BACKWARD_IF_TRUE_2:
case BCODE_JUMP_BACKWARD_IF_TRUE_3:
LOG_INST_1 (moo, "jump_backward_if_true %zu", (moo_oow_t)(bcode & 0x3));
if (MOO_STACK_GETTOP(moo) == moo->_true) moo->ip -= (bcode & 0x3); /* low 2 bits */
MOO_STACK_POP (moo);
break;
case BCODE_JUMP2_FORWARD:
FETCH_PARAM_CODE_TO (moo, b1);
LOG_INST_1 (moo, "jump2_forward %zu", b1);
@ -3541,6 +3557,12 @@ int moo_execute (moo_t* moo)
MOO_STACK_POP (moo);
break;
case BCODE_JUMP2_BACKWARD_IF_TRUE:
FETCH_PARAM_CODE_TO (moo, b1);
LOG_INST_1 (moo, "jump2_backward_if_true %zu", b1);
if (MOO_STACK_GETTOP(moo) == moo->_true) moo->ip -= MAX_CODE_JUMP + b1;
MOO_STACK_POP (moo);
break;
/* -------------------------------------------------------- */
case BCODE_PUSH_CTXTEMPVAR_X: