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add jump register

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This commit is contained in:
Erick
2022-02-04 01:58:28 +01:00
parent c462a70d3f
commit 122c5a91a7
1 changed files with 7 additions and 2 deletions
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tyvm.c
+7 -2
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@@ -64,7 +64,7 @@ enum opcodes { // [name, value]
OP_NOT, // bitwise not, OP_NOT, // bitwise not,
OP_LDI, // indirect load, 1010 OP_LDI, // indirect load, 1010
OP_STI, // indirect store, OP_STI, // indirect store,
OP_JMP, // jump, OP_JMP, // jump, 1100
OP_RES, // reserved opcode, OP_RES, // reserved opcode,
OP_LEA, // load effective address, OP_LEA, // load effective address,
OP_TRAP, // execute trap, OP_TRAP, // execute trap,
@@ -195,7 +195,12 @@ int main(int argc, const char* argv[]) {
//{STI}; //{STI};
break; break;
case OP_JMP: case OP_JMP:
//{JMP}; uint16_t BaseR = (instr >> 6) & 0x7;
reg[RG_PC] = reg[BaseR];
update_flags(dr);
break; break;
case OP_LEA: case OP_LEA:
//{LEA}; //{LEA};