[Interpreter] Replace BytecodeRegisterAllocator with a simple bump pointer.

test/cctest/interpreter/bytecode_expectations/ObjectLiterals.golden

 #
 # Autogenerated by generate-bytecode-expectations.
 #
 
 ---
 execute: yes
 wrap: yes
 
 ---
 snippet: "
@@ skipping 139 matching lines @@
                 B(LdaConstant), U8(1),
                 B(Star), R(2),
                 B(CreateClosure), U8(2), U8(2),
                 B(Star), R(3),
                 B(LdaNull),
                 B(Star), R(4),
                 B(LdaZero),
                 B(Star), R(5),
                 B(Mov), R(0), R(1),
                 B(CallRuntime), U16(Runtime::kDefineAccessorPropertyUnchecked), R(1), U8(5),
-                B(Ldar), R(0),
+                B(Ldar), R(1),
   /*   68 S> */ B(Return),
 ]
 constant pool: [
   FIXED_ARRAY_TYPE,
   ONE_BYTE_INTERNALIZED_STRING_TYPE ["a"],
   SHARED_FUNCTION_INFO_TYPE,
 ]
 handlers: [
 ]
 
@@ skipping 10 matching lines @@
                 B(LdaConstant), U8(1),
                 B(Star), R(2),
                 B(CreateClosure), U8(2), U8(2),
                 B(Star), R(3),
                 B(CreateClosure), U8(3), U8(2),
                 B(Star), R(4),
                 B(LdaZero),
                 B(Star), R(5),
                 B(Mov), R(0), R(1),
                 B(CallRuntime), U16(Runtime::kDefineAccessorPropertyUnchecked), R(1), U8(5),
-                B(Ldar), R(0),
+                B(Ldar), R(1),
   /*  102 S> */ B(Return),
 ]
 constant pool: [
   FIXED_ARRAY_TYPE,
   ONE_BYTE_INTERNALIZED_STRING_TYPE ["a"],
   SHARED_FUNCTION_INFO_TYPE,
   SHARED_FUNCTION_INFO_TYPE,
 ]
 handlers: [
 ]
@@ skipping 11 matching lines @@
                 B(LdaConstant), U8(1),
                 B(Star), R(2),
                 B(LdaNull),
                 B(Star), R(3),
                 B(CreateClosure), U8(2), U8(2),
                 B(Star), R(4),
                 B(LdaZero),
                 B(Star), R(5),
                 B(Mov), R(0), R(1),
                 B(CallRuntime), U16(Runtime::kDefineAccessorPropertyUnchecked), R(1), U8(5),
-                B(Ldar), R(0),
+                B(Ldar), R(1),
   /*   74 S> */ B(Return),
 ]
 constant pool: [
   FIXED_ARRAY_TYPE,
   ONE_BYTE_INTERNALIZED_STRING_TYPE ["b"],
   SHARED_FUNCTION_INFO_TYPE,
 ]
 handlers: [
 ]
 
 ---
 snippet: "
   var a = 1; return { 1: a };
 "
 frame size: 6
 parameter count: 1
 bytecode array length: 31
 bytecodes: [
   /*   30 E> */ B(StackCheck),
   /*   42 S> */ B(LdaSmi), U8(1),
                 B(Star), R(0),
   /*   45 S> */ B(CreateObjectLiteral), U8(0), U8(0), U8(1), R(1),
                 B(LdaSmi), U8(1),
                 B(Star), R(3),
                 B(LdaZero),
                 B(Star), R(5),
                 B(Mov), R(1), R(2),
                 B(Mov), R(0), R(4),
   /*   57 E> */ B(CallRuntime), U16(Runtime::kSetProperty), R(2), U8(4),
-                B(Ldar), R(1),
+                B(Ldar), R(2),
   /*   62 S> */ B(Return),
 ]
 constant pool: [
   FIXED_ARRAY_TYPE,
 ]
 handlers: [
 ]
 
 ---
 snippet: "
   return { __proto__: null };
 "
 frame size: 3
 parameter count: 1
 bytecode array length: 20
 bytecodes: [
   /*   30 E> */ B(StackCheck),
   /*   34 S> */ B(CreateObjectLiteral), U8(0), U8(0), U8(35), R(0),
                 B(LdaNull),
                 B(Star), R(2),
                 B(Mov), R(0), R(1),
                 B(CallRuntime), U16(Runtime::kInternalSetPrototype), R(1), U8(2),
-                B(Ldar), R(0),
+                B(Ldar), R(1),
   /*   62 S> */ B(Return),
 ]
 constant pool: [
   FIXED_ARRAY_TYPE,
 ]
 handlers: [
 ]
 
 ---
 snippet: "
   var a = 'test'; return { [a]: 1 };
 "
 frame size: 7
 parameter count: 1
 bytecode array length: 33
 bytecodes: [
   /*   30 E> */ B(StackCheck),
   /*   42 S> */ B(LdaConstant), U8(0),
                 B(Star), R(0),
   /*   50 S> */ B(CreateObjectLiteral), U8(1), U8(0), U8(35), R(1),
   /*   60 E> */ B(ToName), R(3),
                 B(LdaSmi), U8(1),
                 B(Star), R(4),
                 B(LdaZero),
                 B(Star), R(5),
                 B(LdaZero),
                 B(Star), R(6),
                 B(Mov), R(1), R(2),
                 B(CallRuntime), U16(Runtime::kDefineDataPropertyInLiteral), R(2), U8(5),
-                B(Ldar), R(1),
+                B(Ldar), R(2),
   /*   69 S> */ B(Return),
 ]
 constant pool: [
   ONE_BYTE_INTERNALIZED_STRING_TYPE ["test"],
   FIXED_ARRAY_TYPE,
 ]
 handlers: [
 ]
 
 ---
@@ skipping 11 matching lines @@
   /*   64 E> */ B(StaNamedPropertySloppy), R(1), U8(2), U8(2),
   /*   68 E> */ B(ToName), R(3),
                 B(LdaSmi), U8(1),
                 B(Star), R(4),
                 B(LdaZero),
                 B(Star), R(5),
                 B(LdaZero),
                 B(Star), R(6),
                 B(Mov), R(1), R(2),
                 B(CallRuntime), U16(Runtime::kDefineDataPropertyInLiteral), R(2), U8(5),
-                B(Ldar), R(1),
+                B(Ldar), R(2),
   /*   77 S> */ B(Return),
 ]
 constant pool: [
   ONE_BYTE_INTERNALIZED_STRING_TYPE ["test"],
   FIXED_ARRAY_TYPE,
   ONE_BYTE_INTERNALIZED_STRING_TYPE ["val"],
 ]
 handlers: [
 ]
 
 ---
 snippet: "
   var a = 'test'; return { [a]: 1, __proto__: {} };
 "
 frame size: 7
 parameter count: 1
-bytecode array length: 49
+bytecode array length: 46
 bytecodes: [
   /*   30 E> */ B(StackCheck),
   /*   42 S> */ B(LdaConstant), U8(0),
                 B(Star), R(0),
   /*   50 S> */ B(CreateObjectLiteral), U8(1), U8(1), U8(35), R(1),
   /*   60 E> */ B(ToName), R(3),
                 B(LdaSmi), U8(1),
                 B(Star), R(4),
                 B(LdaZero),
                 B(Star), R(5),
                 B(LdaZero),
                 B(Star), R(6),
                 B(Mov), R(1), R(2),
                 B(CallRuntime), U16(Runtime::kDefineDataPropertyInLiteral), R(2), U8(5),
                 B(CreateObjectLiteral), U8(1), U8(0), U8(35), R(4),
-                B(Mov), R(1), R(2),
                 B(Mov), R(4), R(3),
                 B(CallRuntime), U16(Runtime::kInternalSetPrototype), R(2), U8(2),
-                B(Ldar), R(1),
+                B(Ldar), R(2),
   /*   84 S> */ B(Return),
 ]
 constant pool: [
   ONE_BYTE_INTERNALIZED_STRING_TYPE ["test"],
   FIXED_ARRAY_TYPE,
 ]
 handlers: [
 ]
 
 ---
 snippet: "
   var n = 'name'; return { [n]: 'val', get a() { }, set a(b) {} };
 "
 frame size: 7
 parameter count: 1
-bytecode array length: 73
+bytecode array length: 67
 bytecodes: [
   /*   30 E> */ B(StackCheck),
   /*   42 S> */ B(LdaConstant), U8(0),
                 B(Star), R(0),
   /*   50 S> */ B(CreateObjectLiteral), U8(1), U8(0), U8(35), R(1),
   /*   60 E> */ B(ToName), R(3),
                 B(LdaConstant), U8(2),
                 B(Star), R(4),
                 B(LdaZero),
                 B(Star), R(5),
                 B(LdaZero),
                 B(Star), R(6),
                 B(Mov), R(1), R(2),
                 B(CallRuntime), U16(Runtime::kDefineDataPropertyInLiteral), R(2), U8(5),
                 B(LdaConstant), U8(3),
                 B(ToName), R(3),
                 B(CreateClosure), U8(4), U8(2),
                 B(Star), R(4),
                 B(LdaZero),
                 B(Star), R(5),
-                B(Mov), R(1), R(2),
                 B(CallRuntime), U16(Runtime::kDefineGetterPropertyUnchecked), R(2), U8(4),
                 B(LdaConstant), U8(3),
                 B(ToName), R(3),
                 B(CreateClosure), U8(5), U8(2),
                 B(Star), R(4),
                 B(LdaZero),
                 B(Star), R(5),
-                B(Mov), R(1), R(2),
                 B(CallRuntime), U16(Runtime::kDefineSetterPropertyUnchecked), R(2), U8(4),
-                B(Ldar), R(1),
+                B(Ldar), R(2),
   /*   99 S> */ B(Return),
 ]
 constant pool: [
   ONE_BYTE_INTERNALIZED_STRING_TYPE ["name"],
   FIXED_ARRAY_TYPE,
   ONE_BYTE_INTERNALIZED_STRING_TYPE ["val"],
   ONE_BYTE_INTERNALIZED_STRING_TYPE ["a"],
   SHARED_FUNCTION_INFO_TYPE,
   SHARED_FUNCTION_INFO_TYPE,
 ]
 handlers: [
 ]