From 0114e1d65f6499e0d6d1bad19fb8ae3d012626d2 Mon Sep 17 00:00:00 2001
From: Meyer Simon <Maxsimongt3@gmail.com>
Date: Mon, 5 May 2025 20:18:23 -0400
Subject: [PATCH] emission for func dec

---
 src/grammar.y           |  1 +
 src/intermediate_code.c | 13 +++++++++++++
 src/intermediate_code.h |  2 ++
 3 files changed, 16 insertions(+)

diff --git a/src/grammar.y b/src/grammar.y
index 354f19d..3d7db57 100644
--- a/src/grammar.y
+++ b/src/grammar.y
@@ -315,6 +315,7 @@ function_declaration:
                 CreateEntry(cur,TYPE_FUNCTION_DECLARATION, look_up(cur, $4), $2, CreateFunctionDeclarationInfo(-1, false,NULL));
 
             }
+                emit_function_dec(table_lookup(cur, $2));
         }
 
     |   EXTERNAL FUNCTION ID COLON ID
diff --git a/src/intermediate_code.c b/src/intermediate_code.c
index 73d43df..beccafd 100644
--- a/src/intermediate_code.c
+++ b/src/intermediate_code.c
@@ -167,6 +167,7 @@ TNodeOrConst *tn_or_const(Discriminant d, void *tnc) {
     return count;
 }
 
+
 static void emit_helper(void) {
     Instruction *inst = calloc(1, sizeof(*inst));
     if (begin == NULL) {
@@ -179,6 +180,11 @@ static void emit_helper(void) {
         current = inst;
     }
 }
+void emit_function_dec(TableNode * name){
+        emit_helper();
+        current->opcode = E_FUNC_DEC;
+        current->result = name;
+}
 
 void emit_binary_op(
     Op op,
@@ -405,6 +411,13 @@ void emit_as_file(FILE *out_file, Instruction *i) {
         return;
     }
     switch (i->opcode) {
+        case  E_FUNC_DEC:
+            fprintf(out_file,
+                    "%4.d:  func_dec : %s\n",
+                    i->index,
+                    getName(i->result));
+
+                break;
         case E_FUNC_START:
             fprintf(out_file,
                     "%4.d:  func : %s\n",
diff --git a/src/intermediate_code.h b/src/intermediate_code.h
index 1e60a91..5f50828 100644
--- a/src/intermediate_code.h
+++ b/src/intermediate_code.h
@@ -44,6 +44,7 @@ typedef struct TNodeOrConst TNodeOrConst;
 typedef enum {        // these are from page 364
     E_LABEL = 10000,  // this is not in the book
     E_FUNC_START,
+    E_FUNC_DEC,
     E_ADD,               // 1 from the list
     E_SUB,               // 1
     E_MUL,               // 1
@@ -138,6 +139,7 @@ void emit_conditional_jump(Op condition, int label, ...);
 void emit_function_start(TableNode *name);
 void emit_parameter(TNodeOrConst *param);
 void emit_function_call(TableNode *result, int param_count, TNodeOrConst *name);
+void emit_function_dec(TableNode * name);
 void emit_return(TNodeOrConst *value);
 void emit_reserve(TableNode *result, TNodeOrConst *size);
 void emit_release(TableNode *pointer);