Store and load

src/assembly_gen.c

@@ -254,6 +254,48 @@ void asm_gen_param_pop_array(FILE *out, struct mcc_tac_entry *te, struct mcc_asm
     mcc_assembly_add_offset_variable(asm_container, te);
 }
 
+void asm_gen_load(FILE *out, struct mcc_tac_entry *te, struct mcc_asm_gen_container *asm_container)
+{   
+    struct mcc_assembly_offset *arg1_offset = find_var(te -> arg1, asm_container);
+    struct mcc_assembly_offset *arg2_offset = find_var(te -> arg2, asm_container);
+
+    fprintf(out, "\tmovl\t%d(%%ebp), %%edx\n", arg1_offset->offset);
+    fprintf(out, "\tmovl\t%d(%%ebp), %%ecx\n", arg1_offset->offset);
+    fprintf(out, "\tmovl\t0(%%ecx, %%edx, %d), %%eax\n", 4);
+}
+
+void asm_gen_load_float(FILE *out, struct mcc_tac_entry *te, struct mcc_asm_gen_container *asm_container)
+{   
+    struct mcc_assembly_offset *arg1_offset = find_var(te -> arg1, asm_container);
+    struct mcc_assembly_offset *arg2_offset = find_var(te -> arg2, asm_container);
+
+    fprintf(out, "\tmovl\t%d(%%ebp), %%edx\n", arg1_offset->offset);
+    fprintf(out, "\tmovl\t%d(%%ebp), %%ecx\n", arg2_offset->offset);
+    fprintf(out, "\tflds\t%d(%%ebp, %%edx, %d)\n", arg1_offset->offset, 8);
+}
+
+void asm_gen_store(FILE *out, struct mcc_tac_entry *te, struct mcc_asm_gen_container *asm_container)
+{   
+    struct mcc_assembly_offset *arg1_offset = find_var(te -> arg1, asm_container);
+    struct mcc_assembly_offset *arg2_offset = find_var(te -> arg2, asm_container);
+
+    fprintf(out, "\tmovl\t%d(%%ebp), %%eax\n", arg1_offset->offset);
+    fprintf(out, "\tmovl\t%d(%%ebp), %%edx\n", arg2_offset->offset);
+    fprintf(out, "\tmovl\t%d(%%ebp), %%ecx\n", mcc_assembly_get_current_offset(asm_container));
+    fprintf(out, "\tmovl\t%%eax, 0(%%ecx, %%edx, %d)\n", 4);
+}
+
+void asm_gen_store_float(FILE *out, struct mcc_tac_entry *te, struct mcc_asm_gen_container *asm_container)
+{   
+    struct mcc_assembly_offset *arg1_offset = find_var(te -> arg1, asm_container);
+    struct mcc_assembly_offset *arg2_offset = find_var(te -> arg2, asm_container);
+
+    fprintf(out, "\tflds\t%d(%%ebp)\n", arg1_offset->offset);
+    fprintf(out, "\tmovl\t%d(%%ebp), %%edx\n", arg2_offset->offset);
+    fprintf(out, "\tmovl\t%d(%%ebp), %%ecx\n", mcc_assembly_get_current_offset(asm_container));
+    fprintf(out, "\tfstps\t0(%%ecx, %%edx, %d)\n", 8);
+}
+
 
 void mcc_asm_gen(FILE *out, struct mcc_tac *tac, struct mcc_asm_gen_container *asm_container) {
     fprintf(out, ".text\n");
@@ -357,6 +399,26 @@ void mcc_asm_gen(FILE *out, struct mcc_tac *tac, struct mcc_asm_gen_container *a
                 // set stack offset size of pointer * elements
                 break;
 
+            //load
+            case MCC_TAC_LOAD_BOOL:
+            case MCC_TAC_LOAD_INT:
+            case MCC_TAC_LOAD_STRING:
+                asm_gen_load(out, entry, asm_container);
+                break;
+            case MCC_TAC_LOAD_FLOAT:
+                asm_gen_load_float(out, entry, asm_container);
+                break;
+            
+            //store
+            case MCC_TAC_STORE_BOOL:
+            case MCC_TAC_STORE_INT:
+            case MCC_TAC_STORE_STRING:
+                asm_gen_store(out, entry, asm_container);
+                break;
+            
+            case MCC_TAC_STORE_FLOAT:
+                asm_gen_store_float(out, entry, asm_container);
+                break;
         }
     }
 }