chore: remove trailing whitespace from README.md formatting

ir/ir.h

@@ -53,6 +53,7 @@ typedef enum {
     RAVA_OP_CALL,
     RAVA_OP_CALL_STATIC,
     RAVA_OP_CALL_VIRTUAL,
+    RAVA_OP_CALL_SUPER,
     RAVA_OP_CALL_NATIVE,
     RAVA_OP_RETURN,
     RAVA_OP_RETURN_VOID,
@@ -67,6 +68,8 @@ typedef enum {
     RAVA_OP_INSTANCEOF,
 
     RAVA_OP_THROW,
+    RAVA_OP_TRY_BEGIN,
+    RAVA_OP_TRY_END,
     RAVA_OP_POP,
     RAVA_OP_DUP,
 
@@ -78,6 +81,13 @@ typedef enum {
     RAVA_OP_STRING_SUBSTRING,
     RAVA_OP_STRING_EQUALS,
     RAVA_OP_STRING_COMPARETO,
+    RAVA_OP_STRING_INDEXOF,
+    RAVA_OP_STRING_CONTAINS,
+    RAVA_OP_STRING_STARTSWITH,
+    RAVA_OP_STRING_ENDSWITH,
+    RAVA_OP_STRING_TOLOWERCASE,
+    RAVA_OP_STRING_TOUPPERCASE,
+    RAVA_OP_STRING_TRIM,
 
     RAVA_OP_LOAD_THIS,
 
@@ -96,7 +106,22 @@ typedef enum {
     RAVA_OP_LOAD_LOCAL_CONST_LE_JUMPFALSE,
     RAVA_OP_LOAD_TWO_LOCALS,
     RAVA_OP_ADD_LOCAL_TO_LOCAL,
-    RAVA_OP_LOAD_LOCAL_LT_LOCAL_JUMPFALSE
+    RAVA_OP_LOAD_LOCAL_LT_LOCAL_JUMPFALSE,
+
+    RAVA_OP_MATH_ABS,
+    RAVA_OP_MATH_SQRT,
+    RAVA_OP_MATH_POW,
+    RAVA_OP_MATH_MIN,
+    RAVA_OP_MATH_MAX,
+    RAVA_OP_MATH_FLOOR,
+    RAVA_OP_MATH_CEIL,
+    RAVA_OP_MATH_ROUND,
+    RAVA_OP_MATH_SIN,
+    RAVA_OP_MATH_COS,
+    RAVA_OP_MATH_TAN,
+    RAVA_OP_MATH_LOG,
+    RAVA_OP_MATH_EXP,
+    RAVA_OP_MATH_RANDOM
 } RavaOpCode_e;
 
 typedef union {
@@ -135,6 +160,12 @@ typedef union {
         int local2;
         int label_id;
     } cmp_locals;
+    struct {
+        int catch_label;
+        int finally_label;
+        int end_label;
+        int exception_local;
+    } try_handler;
 } RavaOperand_u;
 
 typedef struct {