even more fixes, and some work on assembly

asm/assembler.c

@@ -171,14 +171,14 @@ AsmLabelArray *GenerateLabels(AsmInstructionArray *assembly)
         if (cSize == mSize)
         {
             mSize += ARRAY_SNAP_SIZE;
-            labels->labels = reallc(labels->labels, mSize);
+            labels->labels = realloc(labels->labels, mSize);
         }
 
         if (assembly->instruction[0].label[0] == '\0')
             continue;
 
         labels->labels[cSize].location = i;
-        strcpy(&labels->labels[cSize].label, &assembly->instruction[0].label);
+        strcpy(labels->labels[cSize].label, assembly->instruction[0].label);
     
         cSize++;
     }
@@ -189,7 +189,29 @@ AsmLabelArray *GenerateLabels(AsmInstructionArray *assembly)
     return labels;
 }
 
+uint16_t *BinaryInstructionToBin(BinaryInstruction instruction)
+{
+    uint16_t *bin = malloc(sizeof(uint16_t) * 3);
+    
+    bin[0] =    instruction.instruction + 
+                (instruction.arg1Info << 12) + 
+                (instruction.arg2Info << 14);
+
+    bin[1] = instruction.arg1;
+    bin[2] = instruction.arg2;
+
+    return bin;
+}
+
 uint16_t *CompileAsembly(AsmInstructionArray *assembly, AsmLabelArray *labels)
 {
+    uint16_t *ret = malloc(sizeof(uint16_t) * UINT16_MAX);
+    uint16_t cSize = 0, mSize = ARRAY_SNAP_SIZE;
 
+    for (int i = 0; i < assembly->length; i++)
+    {
+        BinaryInstruction binaryIns;
+    }
+
+    return ret;
 }

asm/assembler.h

@@ -2,6 +2,7 @@
 #define ASM_ASSEMBLER_H
 
 #include <stdbool.h>
+#include <stdint.h>
 #include "asm_const.h"
 
 #define ARRAY_SNAP_SIZE 32
@@ -12,6 +13,6 @@ char *FindNextSpaceChar(char *data, bool careAboutNull);
 
 AsmInstructionArray *InterpretAssembly(char *data);
 AsmLabelArray *GenerateLabels(AsmInstructionArray *assembly);
-BinaryInstructionArray *CompileAsembly(AsmInstructionArray *assembly);
+uint16_t *CompileAsembly(AsmInstructionArray *assembly, AsmLabelArray *labels);
 
 #endif

build.sh

@@ -1,5 +1,5 @@
 mkdir ./bin
-clang -O2 -o ./bin/r16emu ./emu/main.c ./emu/cpu/instruction.c ./emu/cpu/ram.c ./emu/cpu/register.c ./emu/cpu/stack.c ./lib/carg-parse/carg-parse.c
+clang -O2 -o ./bin/r16e ./emu/main.c ./emu/cpu/instruction.c ./emu/cpu/ram.c ./emu/cpu/register.c ./emu/cpu/stack.c ./lib/carg-parse/carg-parse.c
 echo "built emulator"
-clang -O2 -o ./bin/r16asm ./asm/main.c ./asm/assembler.c ./lib/carg-parse/carg-parse.c
+clang -O2 -o ./bin/r16a ./asm/main.c ./asm/assembler.c ./lib/carg-parse/carg-parse.c
 echo "built assemblor"

emu/cpu/instruction.c

@@ -3,18 +3,21 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <inttypes.h>
+#include <string.h>
+#include <stdbool.h>
 
-void LogInstructionData(CpuInstructions instruction, ArgumentInfo arg1Info,
+bool LogInstructionData(CpuInstructions instruction, ArgumentInfo arg1Info,
                         ArgumentInfo arg2Info, r16_int arg1, r16_int arg2,
                         r16_int arg1Val, r16_int arg2Val)
 {
+    #ifdef LOG_INSTRUCTION_DATA
     char    *hReadIns   = CpuInstructionsHumanReadable[instruction],
             *hReadA1I   = ArgumentInfoHumanReadable[arg1Info],
-            *hReadA2I   = ArgumentInfoHumanReadable[arg1Info],
+            *hReadA2I   = ArgumentInfoHumanReadable[arg2Info],
-            *actArg1    = malloc(sizeof(char) * 32), 
+            actArg1[32] = { 0 }, actArg2[32] = { 0 },
-            *actArg2    = malloc(sizeof(char) * 32), 
+            hReadA1[32] = { 0 }, hReadA2[32] = { 0 };
-            *hReadA1    = malloc(sizeof(char) * 32), 
+
-            *hReadA2    = malloc(sizeof(char) * 32);
+    
 
     sprintf(actArg1, "0x%X", arg1Val.u);
     sprintf(actArg2, "0x%X", arg2Val.u);
@@ -22,15 +25,13 @@ void LogInstructionData(CpuInstructions instruction, ArgumentInfo arg1Info,
     switch (arg1Info)
     {
         case value:
-            free(hReadA1);
+            hReadA1[0] = '~';
-            hReadA1 = "~";
             break;
         case valueInRam:
             sprintf(hReadA1, "0x%X", arg1.u);
             break;
         case valueInRegister:
-            free(hReadA1);
+            strncpy(hReadA1, CpuRegistersHumanReadable[arg1.u], 31);
-            hReadA1 = CpuRegistersHumanReadable[arg1.u];
             break;
         case pointerInRegister:
             sprintf(hReadA1, "%s ~ 0x%X", CpuRegistersHumanReadable[arg1.u], GetRegister(arg1.u).u);
@@ -40,15 +41,13 @@ void LogInstructionData(CpuInstructions instruction, ArgumentInfo arg1Info,
     switch (arg2Info)
     {
         case value:
-            free(hReadA2);
+            hReadA2[0] = '~';
-            hReadA2 = "~";
             break;
         case valueInRam:
             sprintf(hReadA2, "0x%X", arg2.u);
             break;
         case valueInRegister:
-            free(hReadA2);
+            strncpy(hReadA2, CpuRegistersHumanReadable[arg2.u], 31);
-            hReadA2 = CpuRegistersHumanReadable[arg2.u];
             break;
         case pointerInRegister:
             sprintf(hReadA2, "%s ~ 0x%X", CpuRegistersHumanReadable[arg2.u], GetRegister(arg2.u).u);
@@ -57,11 +56,11 @@ void LogInstructionData(CpuInstructions instruction, ArgumentInfo arg1Info,
 
     printf("%s :: (%s) %s -> %s, (%s) %s -> %s\n",
             hReadIns, hReadA1I, hReadA1, actArg1, hReadA2I, hReadA2, actArg2);
-    
+
-    free(actArg1);
+    return true;
-    free(actArg2);
+    #else
-    free(hReadA1);
+    return false;
-    free(hReadA2);
+    #endif
 }
 
 r16_int GetArgVal(ArgumentInfo argInfo, r16_int arg)
@@ -91,101 +90,72 @@ void ExecuteInstruction(CpuInstructions instruction, ArgumentInfo arg1Info,
                         ArgumentInfo arg2Info, r16_int arg1, r16_int arg2)
 {
     r16_int actArg1, actArg2;
+    GetAllArgVal(arg1Info, arg2Info, arg1, arg2, &actArg1, &actArg2);
+    LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, actArg2);
 
     switch (instruction)
     {
         case HLT:
             printf("\nprogram HALTED!\n");
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, (r16_int){ 0 }, (r16_int){ 0 });
             exit(0);
         case ADD:
-            GetAllArgVal(arg1Info, arg2Info, arg1, arg2, &actArg1, &actArg2);
             SetRegister(ACU, (r16_int){ actArg1.s + actArg2.s });
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, actArg2);
             break;
         case SUB:
-            GetAllArgVal(arg1Info, arg2Info, arg1, arg2, &actArg1, &actArg2);
             SetRegister(ACU, (r16_int){ actArg1.s - actArg2.s });
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, actArg2);
             break;
         case MUL:
-            GetAllArgVal(arg1Info, arg2Info, arg1, arg2, &actArg1, &actArg2);
             SetRegister(ACU, (r16_int){ actArg1.s * actArg2.s });
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, actArg2);
             break;
         case DIV:
-            GetAllArgVal(arg1Info, arg2Info, arg1, arg2, &actArg1, &actArg2);
             if (actArg2.s == 0)
             {
                 fprintf(stderr, "DIV by 0\n");
                 exit(-1);
             }
             SetRegister(ACU, (r16_int){ actArg1.s / actArg2.s });
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, actArg2);
             break;
         case LBS:
-            GetAllArgVal(arg1Info, arg2Info, arg1, arg2, &actArg1, &actArg2);
             SetRegister(ACU, (r16_int){ actArg1.s << actArg2.s });
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, actArg2);
             break;
         case RBS:
-            GetAllArgVal(arg1Info, arg2Info, arg1, arg2, &actArg1, &actArg2);
             SetRegister(ACU, (r16_int){ actArg1.s >> actArg2.s });
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, actArg2);
             break;
         case BAN:
-            GetAllArgVal(arg1Info, arg2Info, arg1, arg2, &actArg1, &actArg2);
             SetRegister(ACU, (r16_int){ actArg1.u & actArg2.u });
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, actArg2);
             break;
         case BOR:
-            GetAllArgVal(arg1Info, arg2Info, arg1, arg2, &actArg1, &actArg2);
             SetRegister(ACU, (r16_int){ actArg1.u | actArg2.u });
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, actArg2);
             break;
         case BXO:
-            GetAllArgVal(arg1Info, arg2Info, arg1, arg2, &actArg1, &actArg2);
             SetRegister(ACU, (r16_int){ actArg1.u ^ actArg2.u });
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, actArg2);
             break;
         case BNO:
-            actArg1 = GetArgVal(arg1Info, arg1);
             SetRegister(ACU, (r16_int){ ~ actArg1.u });
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, (r16_int){ 0 });
             break;
         case PUS:
-            actArg1 = GetArgVal(arg1Info, arg1);
             StackPush(actArg1);
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, (r16_int){ 0 });
             break;
         case POP:
             SetRegister(ACU, StackPop());
             break;
         case JMP:
             SetRegister(PC, GetArgVal(arg1Info, arg1));
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, (r16_int){ 0 }, (r16_int){ 0 });
             break;
         case JEQ:
-            GetAllArgVal(arg1Info, arg2Info, arg1, arg2, &actArg1, &actArg2);
             if (actArg2.u == GetRegister(ACU).u)
                 SetRegister(PC, actArg1);
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, actArg2);
             break;
         case JNZ:
-            GetAllArgVal(arg1Info, arg2Info, arg1, arg2, &actArg1, &actArg2);
             if (actArg2.s != 0)
                 SetRegister(PC, actArg1);
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, actArg2);
             break;
         case CAL:
-            actArg1 = GetArgVal(arg1Info, arg1);
             StackPush(GetRegister(PC));
             SetRegister(PC, actArg1);
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, (r16_int){ 0 });
             break;
         case RET:
             SetRegister(PC, StackPop());
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, (r16_int){ 0 }, (r16_int){ 0 });
             break;
         case REG: // TODO
         case INT: // TODO
@@ -193,21 +163,16 @@ void ExecuteInstruction(CpuInstructions instruction, ArgumentInfo arg1Info,
             exit(-1);
         case INP:
             SetRegister(ACU, (r16_int){ getchar() });
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, (r16_int){ 0 }, (r16_int){ 0 });
             break;
         case OUT:
-            actArg1 = GetArgVal(arg1Info, arg1);
             putchar((char)(GetArgVal(arg1Info, arg1).u));
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, (r16_int){ 0 });
             break;
         case DIN: // TODO
         case DOT: // TODO
             fprintf(stderr, "DISK NOT IMPLEMENTED YET\n");
             exit(-1);
         case MOV:
-            GetAllArgVal(arg1Info, arg2Info, arg1, arg2, &actArg1, &actArg2);
             SetValue(actArg1, actArg2);
-            LogInstructionData(instruction, arg1Info, arg2Info, arg1, arg2, actArg1, actArg2);
             break;
     }
 }

emu/cpu/instruction.h

@@ -5,11 +5,14 @@
 #include "./ram.h"
 #include "./register.h"
 #include "./stack.h"
+#include <stdbool.h>
 
-void ExecuteInstruction(CpuInstructions instruction, ArgumentInfo arg1Info,
+#define LOG_INSTRUCTION_DATA
-                        ArgumentInfo arg2Info, r16_int arg1, r16_int arg2);
+
-void LogInstructionData(CpuInstructions instruction, ArgumentInfo arg1Info,
+bool LogInstructionData(CpuInstructions instruction, ArgumentInfo arg1Info,
                         ArgumentInfo arg2Info, r16_int arg1, r16_int arg2,
                         r16_int arg1Val, r16_int arg2Val);
+void ExecuteInstruction(CpuInstructions instruction, ArgumentInfo arg1Info,
+                        ArgumentInfo arg2Info, r16_int arg1, r16_int arg2);
 
 #endif

emu/main.c

@@ -16,3 +16,10 @@ int main(int argc, char **argv)
 
     return 0;
 }
+
+void ErrorHandle(int exitCode, char *exitMessage)
+{
+    fprintf(stderr, "%s", exitMessage);
+
+    exit(exitCode);
+}