Basic JIT support

Author: iluuu1994

Zend/zend_frameless_function.c

@@ -18,7 +18,9 @@
 
 #include <stddef.h>
 
+#include "php_config.h"
+
 size_t zend_flf_count = 0;
 size_t zend_flf_capacity = 0;
-void **zend_flf_handlers = NULL;
+ZEND_API void **zend_flf_handlers = NULL;
 zend_function **zend_flf_functions = NULL;

ext/opcache/jit/zend_jit_ir.c

@@ -16644,6 +16644,72 @@ static bool zend_jit_may_be_in_reg(const zend_op_array *op_array, zend_ssa *ssa,
 	return 1;
 }
 
+static void jit_frameless_icall0(zend_jit_ctx *jit, const zend_op *opline)
+{
+	void *function = zend_flf_handlers[opline->extended_value];
+	zend_jit_addr res_addr = RES_ADDR();
+	ir_ref res_ref = jit_ZVAL_ADDR(jit, res_addr);
+	ir_CALL_1(IR_VOID, ir_CONST_ADDR((size_t)function), res_ref);
+	zend_jit_check_exception(jit);
+}
+
+static void jit_frameless_icall1(zend_jit_ctx *jit, const zend_op *opline, uint32_t op1_info)
+{
+	void *function = zend_flf_handlers[opline->extended_value];
+	zend_jit_addr res_addr = RES_ADDR();
+	zend_jit_addr op1_addr = OP1_ADDR();
+	ir_ref res_ref = jit_ZVAL_ADDR(jit, res_addr);
+	ir_ref op1_ref = jit_ZVAL_ADDR(jit, op1_addr);
+	zend_jit_zval_check_undef(jit, op1_ref, opline->op1.var, opline, 1);
+	op1_ref = jit_ZVAL_DEREF_ref(jit, op1_ref);
+	ir_CALL_2(IR_VOID, ir_CONST_ADDR((size_t)function), res_ref, op1_ref);
+	jit_FREE_OP(jit, opline->op1_type, opline->op1, op1_info, NULL);
+	zend_jit_check_exception(jit);
+}
+
+static void jit_frameless_icall2(zend_jit_ctx *jit, const zend_op *opline, uint32_t op1_info, uint32_t op2_info)
+{
+	void *function = zend_flf_handlers[opline->extended_value];
+	zend_jit_addr res_addr = RES_ADDR();
+	zend_jit_addr op1_addr = OP1_ADDR();
+	zend_jit_addr op2_addr = OP2_ADDR();
+	ir_ref res_ref = jit_ZVAL_ADDR(jit, res_addr);
+	ir_ref op1_ref = jit_ZVAL_ADDR(jit, op1_addr);
+	ir_ref op2_ref = jit_ZVAL_ADDR(jit, op2_addr);
+	zend_jit_zval_check_undef(jit, op1_ref, opline->op1.var, opline, 1);
+	zend_jit_zval_check_undef(jit, op2_ref, opline->op2.var, opline, 1);
+	op1_ref = jit_ZVAL_DEREF_ref(jit, op1_ref);
+	op2_ref = jit_ZVAL_DEREF_ref(jit, op2_ref);
+	ir_CALL_3(IR_VOID, ir_CONST_ADDR((size_t)function), res_ref, op1_ref, op2_ref);
+	jit_FREE_OP(jit, opline->op1_type, opline->op1, op1_info, NULL);
+	jit_FREE_OP(jit, opline->op2_type, opline->op2, op2_info, NULL);
+	zend_jit_check_exception(jit);
+}
+
+static void jit_frameless_icall3(zend_jit_ctx *jit, const zend_op *opline, uint32_t op1_info, uint32_t op2_info, uint32_t op1_data_info)
+{
+	void *function = zend_flf_handlers[opline->extended_value];
+	zend_jit_addr res_addr = RES_ADDR();
+	zend_jit_addr op1_addr = OP1_ADDR();
+	zend_jit_addr op2_addr = OP2_ADDR();
+	zend_jit_addr op3_addr = OP1_DATA_ADDR();
+	ir_ref res_ref = jit_ZVAL_ADDR(jit, res_addr);
+	ir_ref op1_ref = jit_ZVAL_ADDR(jit, op1_addr);
+	ir_ref op2_ref = jit_ZVAL_ADDR(jit, op2_addr);
+	ir_ref op3_ref = jit_ZVAL_ADDR(jit, op3_addr);
+	zend_jit_zval_check_undef(jit, op1_ref, opline->op1.var, opline, 1);
+	zend_jit_zval_check_undef(jit, op2_ref, opline->op2.var, opline, 1);
+	zend_jit_zval_check_undef(jit, op3_ref, (opline+1)->op1.var, opline, 1);
+	op1_ref = jit_ZVAL_DEREF_ref(jit, op1_ref);
+	op2_ref = jit_ZVAL_DEREF_ref(jit, op2_ref);
+	op3_ref = jit_ZVAL_DEREF_ref(jit, op3_ref);
+	ir_CALL_4(IR_VOID, ir_CONST_ADDR((size_t)function), res_ref, op1_ref, op2_ref, op3_ref);
+	jit_FREE_OP(jit, opline->op1_type, opline->op1, op1_info, NULL);
+	jit_FREE_OP(jit, opline->op2_type, opline->op2, op2_info, NULL);
+	jit_FREE_OP(jit, (opline+1)->op1_type, (opline+1)->op1, op1_data_info, NULL);
+	zend_jit_check_exception(jit);
+}
+
 /*
  * Local variables:
  * tab-width: 4

ext/opcache/jit/zend_jit_trace.c

@@ -6085,6 +6085,18 @@ static const void *zend_jit_trace(zend_jit_trace_rec *trace_buffer, uint32_t par
 							goto jit_failure;
 						}
 						goto done;
+					case ZEND_FRAMELESS_ICALL_0:
+						jit_frameless_icall0(jit, opline);
+						goto done;
+					case ZEND_FRAMELESS_ICALL_1:
+						jit_frameless_icall1(jit, opline, op1_info);
+						goto done;
+					case ZEND_FRAMELESS_ICALL_2:
+						jit_frameless_icall2(jit, opline, op1_info, op2_info);
+						goto done;
+					case ZEND_FRAMELESS_ICALL_3:
+						jit_frameless_icall3(jit, opline, op1_info, op2_info, OP1_DATA_INFO());
+						goto done;
 					default:
 						break;
 				}