stop warnings from unused opcode map

Author: krakjoe

Zend/zend_vm_gen.php

@@ -1208,8 +1208,8 @@ function gen_vm($def, $skel) {
 	out($f, $GLOBALS['header_text']);
 
 	fputs($f, "#ifndef ZEND_VM_OPCODES_H\n#define ZEND_VM_OPCODES_H\n\n");
-	fputs($f, "extern ZEND_API const char *zend_vm_opcodes_map[".($max_opcode + 1)."];\n\n");
-
+	fputs($f, "ZEND_API const char *zend_get_opcode_name(zend_uchar opcode);\n\n");
+	
 	foreach ($opcodes as $code => $dsc) {
 		$code = str_pad((string)$code,$code_len," ",STR_PAD_LEFT);
 		$op = str_pad($dsc["op"],$max_opcode_len);
@@ -1225,14 +1225,19 @@ function gen_vm($def, $skel) {
 
 	// Insert header
 	out($f, $GLOBALS['header_text']);
-	fputs($f,"#include <stdio.h>\n\n");
-
+	fputs($f,"#include <stdio.h>\n");
+	fputs($f,"#include <zend.h>\n\n");
+	
 	fputs($f,"const char *zend_vm_opcodes_map[".($max_opcode + 1)."] = {\n");
 	for ($i = 0; $i <= $max_opcode; $i++) {
 		fputs($f,"\t".(isset($opcodes[$i]["op"])?'"'.$opcodes[$i]["op"].'"':"NULL").",\n");
 	}
-	fputs($f, "};\n");
-
+	fputs($f, "};\n\n");
+	
+    fputs($f, "ZEND_API const char* zend_get_opcode_name(zend_uchar opcode) {\n");
+    fputs($f, "\treturn zend_vm_opcodes_map[opcode];\n");
+    fputs($f, "}\n");
+    
 	fclose($f);
 	echo "zend_vm_opcodes.c generated successfully.\n";
 

Zend/zend_vm_opcodes.c

@@ -19,6 +19,7 @@
 */
 
 #include <stdio.h>
+#include <zend.h>
 
 const char *zend_vm_opcodes_map[165] = {
 	"ZEND_NOP",
@@ -187,3 +188,7 @@ const char *zend_vm_opcodes_map[165] = {
 	"ZEND_FAST_RET",
 	"ZEND_RECV_VARIADIC",
 };
+
+ZEND_API const char* zend_get_opcode_name(zend_uchar opcode) {
+	return zend_vm_opcodes_map[opcode];
+}

Zend/zend_vm_opcodes.h

@@ -21,7 +21,7 @@
 #ifndef ZEND_VM_OPCODES_H
 #define ZEND_VM_OPCODES_H
 
-extern ZEND_API const char *zend_vm_opcodes_map[165];
+ZEND_API const char *zend_get_opcode_name(zend_uchar opcode);
 
 #define ZEND_NOP                               0
 #define ZEND_ADD                               1
@@ -171,4 +171,4 @@ extern ZEND_API const char *zend_vm_opcodes_map[165];
 #define ZEND_FAST_RET                        163
 #define ZEND_RECV_VARIADIC                   164
 
-#endif
+#endif