[interpreter] Add a register operand to ToNumber

test/cctest/interpreter/bytecode_expectations/CountOperators.golden

 #
 # Autogenerated by generate-bytecode-expectations.
 #
 
 ---
 pool type: mixed
 execute: yes
 wrap: yes
 
 ---
@@ skipping 15 matching lines @@
 ]
 handlers: [
 ]
 
 ---
 snippet: "
   var a = 1; return a++;
 "
 frame size: 2
 parameter count: 1
-bytecode array length: 14
+bytecode array length: 13
 bytecodes: [
   /*   30 E> */ B(StackCheck),
   /*   42 S> */ B(LdaSmi), U8(1),
                 B(Star), R(0),
-  /*   45 S> */ B(ToNumber),
-                B(Star), R(1),
+  /*   45 S> */ B(ToNumber), R(1),
                 B(Inc),
                 B(Star), R(0),
                 B(Ldar), R(1),
   /*   57 S> */ B(Return),
 ]
 constant pool: [
 ]
 handlers: [
 ]
 
@@ skipping 16 matching lines @@
 ]
 handlers: [
 ]
 
 ---
 snippet: "
   var a = 1; return a--;
 "
 frame size: 2
 parameter count: 1
-bytecode array length: 14
+bytecode array length: 13
 bytecodes: [
   /*   30 E> */ B(StackCheck),
   /*   42 S> */ B(LdaSmi), U8(1),
                 B(Star), R(0),
-  /*   45 S> */ B(ToNumber),
-                B(Star), R(1),
+  /*   45 S> */ B(ToNumber), R(1),
                 B(Dec),
                 B(Star), R(0),
                 B(Ldar), R(1),
   /*   57 S> */ B(Return),
 ]
 constant pool: [
 ]
 handlers: [
 ]
 
 ---
 snippet: "
   var a = { val: 1 }; return a.val++;
 "
 frame size: 3
 parameter count: 1
-bytecode array length: 24
+bytecode array length: 23
 bytecodes: [
   /*   30 E> */ B(StackCheck),
   /*   42 S> */ B(CreateObjectLiteral), U8(0), U8(0), U8(1),
                 B(Star), R(1),
                 B(Star), R(0),
   /*   54 S> */ B(LdaNamedProperty), R(0), U8(1), U8(1),
-                B(ToNumber),
-                B(Star), R(2),
+                B(ToNumber), R(2),
                 B(Inc),
   /*   66 E> */ B(StaNamedPropertySloppy), R(0), U8(1), U8(3),
                 B(Ldar), R(2),
   /*   70 S> */ B(Return),
 ]
 constant pool: [
   InstanceType::FIXED_ARRAY_TYPE,
   InstanceType::ONE_BYTE_INTERNALIZED_STRING_TYPE,
 ]
 handlers: [
@@ skipping 22 matching lines @@
 ]
 handlers: [
 ]
 
 ---
 snippet: "
   var name = 'var'; var a = { val: 1 }; return a[name]--;
 "
 frame size: 5
 parameter count: 1
-bytecode array length: 29
+bytecode array length: 28
 bytecodes: [
   /*   30 E> */ B(StackCheck),
   /*   45 S> */ B(LdaConstant), U8(0),
                 B(Star), R(0),
   /*   60 S> */ B(CreateObjectLiteral), U8(1), U8(0), U8(1),
                 B(Star), R(2),
                 B(Star), R(1),
   /*   72 S> */ B(Ldar), R(0),
   /*   81 E> */ B(LdaKeyedProperty), R(1), U8(1),
-                B(ToNumber),
-                B(Star), R(4),
+                B(ToNumber), R(4),
                 B(Dec),
   /*   86 E> */ B(StaKeyedPropertySloppy), R(1), R(0), U8(3),
                 B(Ldar), R(4),
   /*   90 S> */ B(Return),
 ]
 constant pool: [
   InstanceType::ONE_BYTE_INTERNALIZED_STRING_TYPE,
   InstanceType::FIXED_ARRAY_TYPE,
 ]
 handlers: [
@@ skipping 51 matching lines @@
 ]
 handlers: [
 ]
 
 ---
 snippet: "
   var a = 1; var b = function() { return a }; return a--;
 "
 frame size: 3
 parameter count: 1
-bytecode array length: 31
+bytecode array length: 30
 bytecodes: [
                 B(CallRuntime), U16(Runtime::kNewFunctionContext), R(closure), U8(1),
                 B(PushContext), R(1),
   /*   30 E> */ B(StackCheck),
   /*   42 S> */ B(LdaSmi), U8(1),
   /*   42 E> */ B(StaContextSlot), R(context), U8(4),
   /*   53 S> */ B(CreateClosure), U8(0), U8(2),
                 B(Star), R(0),
   /*   78 S> */ B(LdaContextSlot), R(context), U8(4),
-                B(ToNumber),
-                B(Star), R(2),
+                B(ToNumber), R(2),
                 B(Dec),
   /*   86 E> */ B(StaContextSlot), R(context), U8(4),
                 B(Ldar), R(2),
   /*   90 S> */ B(Return),
 ]
 constant pool: [
   InstanceType::SHARED_FUNCTION_INFO_TYPE,
 ]
 handlers: [
 ]
 
 ---
 snippet: "
   var idx = 1; var a = [1, 2]; return a[idx++] = 2;
 "
 frame size: 4
 parameter count: 1
-bytecode array length: 26
+bytecode array length: 25
 bytecodes: [
   /*   30 E> */ B(StackCheck),
   /*   44 S> */ B(LdaSmi), U8(1),
                 B(Star), R(0),
   /*   55 S> */ B(CreateArrayLiteral), U8(0), U8(0), U8(3),
                 B(Star), R(1),
   /*   63 S> */ B(Ldar), R(0),
-                B(ToNumber),
-                B(Star), R(3),
+                B(ToNumber), R(3),
                 B(Inc),
                 B(Star), R(0),
                 B(LdaSmi), U8(2),
   /*   79 E> */ B(StaKeyedPropertySloppy), R(1), R(3), U8(1),
   /*   84 S> */ B(Return),
 ]
 constant pool: [
   InstanceType::FIXED_ARRAY_TYPE,
 ]
 handlers: [
 ]