Zend: Convert _zend_op_array.last_live_range field to uint32_t

Author: Girgias

Zend/Optimizer/zend_dump.c

@@ -1056,7 +1056,7 @@ ZEND_API void zend_dump_op_array(const zend_op_array *op_array, uint32_t dump_fl
 		}
 		if (op_array->last_live_range && (dump_flags & ZEND_DUMP_LIVE_RANGES)) {
 			fprintf(stderr, "LIVE RANGES:\n");
-			for (int i = 0; i < op_array->last_live_range; i++) {
+			for (uint32_t i = 0; i < op_array->last_live_range; i++) {
 				fprintf(stderr,
 					"     %u: %04u - %04u ",
 					EX_VAR_TO_NUM(op_array->live_range[i].var & ~ZEND_LIVE_MASK),
@@ -1116,7 +1116,7 @@ ZEND_API void zend_dump_op_array(const zend_op_array *op_array, uint32_t dump_fl
 		}
 		if (op_array->last_live_range && (dump_flags & ZEND_DUMP_LIVE_RANGES)) {
 			fprintf(stderr, "LIVE RANGES:\n");
-			for (int i = 0; i < op_array->last_live_range; i++) {
+			for (uint32_t i = 0; i < op_array->last_live_range; i++) {
 				fprintf(stderr,
 					"     %u: %04u - %04u ",
 					EX_VAR_TO_NUM(op_array->live_range[i].var & ~ZEND_LIVE_MASK),

Zend/zend_compile.h

@@ -540,7 +540,7 @@ struct _zend_op_array {
 
 	uint32_t *refcount;
 
-	int last_live_range;
+	uint32_t last_live_range;
 	int last_try_catch;
 	zend_live_range *live_range;
 	zend_try_catch_element *try_catch_array;

ext/opcache/jit/zend_jit.c

@@ -1263,13 +1263,12 @@ static void zend_jit_allocate_registers(zend_jit_ctx *ctx, const zend_op_array *
 					 && ssa->vars[i].definition >= 0
 					 && ssa->ops[op_num].result_def == i) {
 						const zend_live_range *range = op_array->live_range;
-						int j;
 
 						op_num++;
 						if (op_array->opcodes[op_num].opcode == ZEND_OP_DATA) {
 							op_num++;
 						}
-						for (j = 0; j < op_array->last_live_range; range++, j++) {
+						for (uint32_t j = 0; j < op_array->last_live_range; range++, j++) {
 							if (range->start > op_num) {
 								/* further blocks will not be relevant... */
 								break;

ext/opcache/jit/zend_jit_trace.c

@@ -6564,10 +6564,9 @@ static zend_vm_opcode_handler_t zend_jit_trace(zend_jit_trace_rec *trace_buffer,
 								uint32_t var_num = opline->result.var;
 								uint32_t op_num = opline - op_array->opcodes;
 								const zend_live_range *range = op_array->live_range;
-								int j;
 
 								op_num += zend_jit_trace_op_len(opline);
-								for (j = 0; j < op_array->last_live_range; range++, j++) {
+								for (uint32_t j = 0; j < op_array->last_live_range; range++, j++) {
 									if (range->start > op_num) {
 										/* further blocks will not be relevant... */
 										break;