added primitive code to compile the 'if' expression
This commit is contained in:
hyunghwan.chung
@ -309,7 +309,6 @@ struct moo_iotok_t
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MOO_IOTOK_FALSE,
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MOO_IOTOK_THIS_CONTEXT,
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MOO_IOTOK_THIS_PROCESS,
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MOO_IOTOK_IF,
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MOO_IOTOK_IDENT,
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MOO_IOTOK_IDENT_DOTTED,
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MOO_IOTOK_BINSEL,
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@ -327,7 +326,11 @@ struct moo_iotok_t
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MOO_IOTOK_BAPAREN, /* #[ */
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MOO_IOTOK_PERIOD,
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MOO_IOTOK_COMMA,
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MOO_IOTOK_SEMICOLON
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MOO_IOTOK_SEMICOLON,
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MOO_IOTOK_IF,
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MOO_IOTOK_ELSE,
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MOO_IOTOK_ELSIF
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} type;
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moo_oocs_t name;
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@ -575,8 +578,8 @@ SHORT INSTRUCTION CODE LONG INSTRUCTION C
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68-71 0100 01XX JUMP_FORWARD 196 1100 0100 XXXXXXXX JUMP_FORWARD_X
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72-75 0100 10XX JUMP_BACKWARD 200 1100 1000 XXXXXXXX JUMP_BACKWARD_X
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76-79 0100 11XX JUMP_IF_TRUE 204 1100 1100 XXXXXXXX JUMP_IF_TRUE_X
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80-83 0101 00XX JUMP_IF_FALSE 208 1101 0000 XXXXXXXX JUMP_IF_FALSE_X
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76-79 0100 11XX JUMP_BACKWARD_IF_FALSE 204 1100 1100 XXXXXXXX JUMP_BACKWARD_IF_FALSE_X
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80-83 0101 00XX JUMP_FORWARD_IF_FALSE 208 1101 0000 XXXXXXXX JUMP_FORWARD_IF_FALSE_X
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84-87 0101 01XX UNUSED
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@ -704,15 +707,15 @@ enum moo_bcode_t
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BCODE_JUMP_BACKWARD_2 = 0x4A,
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BCODE_JUMP_BACKWARD_3 = 0x4B,
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BCODE_JUMP_IF_TRUE_0 = 0x4C,
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BCODE_JUMP_IF_TRUE_1 = 0x4D,
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BCODE_JUMP_IF_TRUE_2 = 0x4E,
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BCODE_JUMP_IF_TRUE_3 = 0x4F,
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BCODE_JUMP_FORWARD_IF_FALSE_0 = 0x4C, /* 76 */
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BCODE_JUMP_FORWARD_IF_FALSE_1 = 0x4D, /* 77 */
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BCODE_JUMP_FORWARD_IF_FALSE_2 = 0x4E, /* 78 */
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BCODE_JUMP_FORWARD_IF_FALSE_3 = 0x4F, /* 79 */
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BCODE_JUMP_IF_FALSE_0 = 0x50, /* 80 */
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BCODE_JUMP_IF_FALSE_1 = 0x51, /* 81 */
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BCODE_JUMP_IF_FALSE_2 = 0x52, /* 82 */
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BCODE_JUMP_IF_FALSE_3 = 0x53, /* 83 */
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BCODE_JUMP_BACKWARD_IF_FALSE_0 = 0x50, /* 80 */
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BCODE_JUMP_BACKWARD_IF_FALSE_1 = 0x51, /* 81 */
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BCODE_JUMP_BACKWARD_IF_FALSE_2 = 0x52, /* 82 */
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BCODE_JUMP_BACKWARD_IF_FALSE_3 = 0x53, /* 83 */
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BCODE_STORE_INTO_CTXTEMPVAR_0 = 0x58, /* 88 */
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BCODE_STORE_INTO_CTXTEMPVAR_1 = 0x59, /* 89 */
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@ -756,41 +759,7 @@ enum moo_bcode_t
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/* UNUSED 0x78 - 0x7F */
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BCODE_STORE_INTO_INSTVAR_X = 0x80, /* 128 */
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BCODE_POP_INTO_INSTVAR_X = 0x88, /* 136 */
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BCODE_PUSH_INSTVAR_X = 0x90, /* 144 */
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BCODE_PUSH_TEMPVAR_X = 0x98, /* 152 */
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BCODE_STORE_INTO_TEMPVAR_X = 0xA0, /* 160 */
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BCODE_POP_INTO_TEMPVAR_X = 0xA8, /* 168 */
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BCODE_PUSH_LITERAL_X = 0xB0, /* 176 */
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BCODE_STORE_INTO_OBJECT_X = 0xB8, /* 184 */
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BCODE_POP_INTO_OBJECT_X = 0xBC, /* 188 */
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BCODE_PUSH_OBJECT_X = 0xC0, /* 192 */
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BCODE_JUMP_FORWARD_X = 0xC4, /* 196 */
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BCODE_JUMP_BACKWARD_X = 0xC8, /* 200 */
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BCODE_JUMP_IF_TRUE_X = 0xCC, /* 204 */
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BCODE_JUMP_IF_FALSE_X = 0xD0, /* 208 */
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BCODE_STORE_INTO_CTXTEMPVAR_X = 0xD8, /* 216 */
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BCODE_POP_INTO_CTXTEMPVAR_X = 0xDC, /* 220 */
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BCODE_PUSH_CTXTEMPVAR_X = 0xE0, /* 224 */
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BCODE_PUSH_OBJVAR_X = 0xE4, /* 228 */
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BCODE_STORE_INTO_OBJVAR_X = 0xE8, /* 232 */
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BCODE_POP_INTO_OBJVAR_X = 0xEC, /* 236 */
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BCODE_SEND_MESSAGE_X = 0xF0, /* 240 */
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BCODE_SEND_MESSAGE_TO_SUPER_X = 0xF4, /* 244 */
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/* -------------------------------------- */
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BCODE_JUMP2_FORWARD = 0xC5, /* 197 */
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BCODE_JUMP2_BACKWARD = 0xC9, /* 201 */
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BCODE_STORE_INTO_INSTVAR_X = 0x80, /* 128 ## */
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BCODE_PUSH_RECEIVER = 0x81, /* 129 */
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BCODE_PUSH_NIL = 0x82, /* 130 */
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@ -799,16 +768,50 @@ enum moo_bcode_t
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BCODE_PUSH_CONTEXT = 0x85, /* 133 */
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BCODE_PUSH_PROCESS = 0x86, /* 134 */
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BCODE_PUSH_NEGONE = 0x87, /* 135 */
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BCODE_POP_INTO_INSTVAR_X = 0x88, /* 136 ## */
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BCODE_PUSH_ZERO = 0x89, /* 137 */
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BCODE_PUSH_ONE = 0x8A, /* 138 */
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BCODE_PUSH_TWO = 0x8B, /* 139 */
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BCODE_PUSH_INSTVAR_X = 0x90, /* 144 ## */
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BCODE_PUSH_TEMPVAR_X = 0x98, /* 152 ## */
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BCODE_STORE_INTO_TEMPVAR_X = 0xA0, /* 160 ## */
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BCODE_POP_INTO_TEMPVAR_X = 0xA8, /* 168 ## */
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BCODE_PUSH_LITERAL_X = 0xB0, /* 176 ## */
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/* UNUSED - 0xB1 */
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BCODE_PUSH_INTLIT = 0xB2, /* 178 */
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BCODE_PUSH_NEGINTLIT = 0xB3, /* 179 */
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BCODE_PUSH_CHARLIT = 0xB4, /* 180 */
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/* UNUSED 0xE8 - 0xF7 */
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BCODE_STORE_INTO_OBJECT_X = 0xB8, /* 184 ## */
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BCODE_POP_INTO_OBJECT_X = 0xBC, /* 188 ## */
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BCODE_PUSH_OBJECT_X = 0xC0, /* 192 ## */
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BCODE_JUMP_FORWARD_X = 0xC4, /* 196 ## */
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BCODE_JUMP2_FORWARD = 0xC5, /* 197 */
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BCODE_JUMP_BACKWARD_X = 0xC8, /* 200 ## */
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BCODE_JUMP2_BACKWARD = 0xC9, /* 201 */
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BCODE_JUMP_FORWARD_IF_FALSE_X = 0xCC, /* 204 ## */
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BCODE_JUMP2_FORWARD_IF_FALSE = 0xCD, /* 205 */
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BCODE_JUMP_BACKWARD_IF_FALSE_X = 0xD0, /* 208 ## */
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BCODE_JUMP2_BACKWARD_IF_FALSE = 0xD1, /* 209 */
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BCODE_STORE_INTO_CTXTEMPVAR_X = 0xD8, /* 216 ## */
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BCODE_POP_INTO_CTXTEMPVAR_X = 0xDC, /* 220 ## */
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BCODE_PUSH_CTXTEMPVAR_X = 0xE0, /* 224 ## */
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BCODE_PUSH_OBJVAR_X = 0xE4, /* 228 ## */
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BCODE_STORE_INTO_OBJVAR_X = 0xE8, /* 232 ## */
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BCODE_POP_INTO_OBJVAR_X = 0xEC, /* 236 ## */
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BCODE_SEND_MESSAGE_X = 0xF0, /* 240 ## */
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BCODE_SEND_MESSAGE_TO_SUPER_X = 0xF4, /* 244 ## */
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/* -------------------------------------- */
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BCODE_DUP_STACKTOP = 0xF8,
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BCODE_POP_STACKTOP = 0xF9,
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