instruction decoding

2026-07-15 15:54:51 +10:00
parent 8e26d3e19d
commit 9d0c1de3f5
8 changed files with 195 additions and 46 deletions
--- a/src/emu.c
+++ b/src/emu.c
@@ -8,6 +8,11 @@ Emulator* initEmulator(uint32_t memorySize) {
    // zero out registers
    memset(newEmu->regs, 0, sizeof(newEmu->regs));

+    // zero out special regs
+    newEmu->pc = 0;
+    newEmu->sp = 0;
+    newEmu->ihp = 0;
+
    // init memory
    newEmu->mem = initMemory(memorySize);
    if (!newEmu->mem) {
@@ -16,4 +21,9 @@ Emulator* initEmulator(uint32_t memorySize) {
    }

    return newEmu;
+}
+
+void freeEmulator(Emulator* emu) {
+    freeMemory(emu->mem);
+    free(emu);
 }