[cleanup] Replace ToBooleanICStub::Types with ToBooleanHints

src/crankshaft/arm/lithium-codegen-arm.cc

Index: src/crankshaft/arm/lithium-codegen-arm.cc
diff --git a/src/crankshaft/arm/lithium-codegen-arm.cc b/src/crankshaft/arm/lithium-codegen-arm.cc
index d6eb69a6fd1fdf4d21fb9be8c846a38fb87afd0a..b2de78a8394798c714928e1f4e4c77a674b2f8cf 100644
--- a/src/crankshaft/arm/lithium-codegen-arm.cc
+++ b/src/crankshaft/arm/lithium-codegen-arm.cc
@@ -2058,45 +2058,44 @@ void LCodeGen::DoBranch(LBranch* instr) {
       __ cmp(ip, Operand::Zero());
       EmitBranch(instr, ne);
     } else {
-      ToBooleanICStub::Types expected =
-          instr->hydrogen()->expected_input_types();
+      ToBooleanHints expected = instr->hydrogen()->expected_input_types();
       // Avoid deopts in the case where we've never executed this path before.
-      if (expected.IsEmpty()) expected = ToBooleanICStub::Types::Generic();
+      if (expected == ToBooleanHint::kNone) expected = ToBooleanHint::kAny;
 
-      if (expected.Contains(ToBooleanICStub::UNDEFINED)) {
+      if (expected & ToBooleanHint::kUndefined) {
         // undefined -> false.
         __ CompareRoot(reg, Heap::kUndefinedValueRootIndex);
         __ b(eq, instr->FalseLabel(chunk_));
       }
-      if (expected.Contains(ToBooleanICStub::BOOLEAN)) {
+      if (expected & ToBooleanHint::kBoolean) {
         // Boolean -> its value.
         __ CompareRoot(reg, Heap::kTrueValueRootIndex);
         __ b(eq, instr->TrueLabel(chunk_));
         __ CompareRoot(reg, Heap::kFalseValueRootIndex);
         __ b(eq, instr->FalseLabel(chunk_));
       }
-      if (expected.Contains(ToBooleanICStub::NULL_TYPE)) {
+      if (expected & ToBooleanHint::kNull) {
         // 'null' -> false.
         __ CompareRoot(reg, Heap::kNullValueRootIndex);
         __ b(eq, instr->FalseLabel(chunk_));
       }
 
-      if (expected.Contains(ToBooleanICStub::SMI)) {
+      if (expected & ToBooleanHint::kSmallInteger) {
         // Smis: 0 -> false, all other -> true.
         __ cmp(reg, Operand::Zero());
         __ b(eq, instr->FalseLabel(chunk_));
         __ JumpIfSmi(reg, instr->TrueLabel(chunk_));
-      } else if (expected.NeedsMap()) {
+      } else if (expected & ToBooleanHint::kNeedsMap) {
         // If we need a map later and have a Smi -> deopt.
         __ SmiTst(reg);
         DeoptimizeIf(eq, instr, DeoptimizeReason::kSmi);
       }
 
       const Register map = scratch0();
-      if (expected.NeedsMap()) {
+      if (expected & ToBooleanHint::kNeedsMap) {
         __ ldr(map, FieldMemOperand(reg, HeapObject::kMapOffset));
 
-        if (expected.CanBeUndetectable()) {
+        if (expected & ToBooleanHint::kCanBeUndetectable) {
           // Undetectable -> false.
           __ ldrb(ip, FieldMemOperand(map, Map::kBitFieldOffset));
           __ tst(ip, Operand(1 << Map::kIsUndetectable));
@@ -2104,13 +2103,13 @@ void LCodeGen::DoBranch(LBranch* instr) {
         }
       }
 
-      if (expected.Contains(ToBooleanICStub::SPEC_OBJECT)) {
+      if (expected & ToBooleanHint::kReceiver) {
         // spec object -> true.
         __ CompareInstanceType(map, ip, FIRST_JS_RECEIVER_TYPE);
         __ b(ge, instr->TrueLabel(chunk_));
       }
 
-      if (expected.Contains(ToBooleanICStub::STRING)) {
+      if (expected & ToBooleanHint::kString) {
         // String value -> false iff empty.
         Label not_string;
         __ CompareInstanceType(map, ip, FIRST_NONSTRING_TYPE);
@@ -2122,19 +2121,19 @@ void LCodeGen::DoBranch(LBranch* instr) {
         __ bind(&not_string);
       }
 
-      if (expected.Contains(ToBooleanICStub::SYMBOL)) {
+      if (expected & ToBooleanHint::kSymbol) {
         // Symbol value -> true.
         __ CompareInstanceType(map, ip, SYMBOL_TYPE);
         __ b(eq, instr->TrueLabel(chunk_));
       }
 
-      if (expected.Contains(ToBooleanICStub::SIMD_VALUE)) {
+      if (expected & ToBooleanHint::kSimdValue) {
         // SIMD value -> true.
         __ CompareInstanceType(map, ip, SIMD128_VALUE_TYPE);
         __ b(eq, instr->TrueLabel(chunk_));
       }
 
-      if (expected.Contains(ToBooleanICStub::HEAP_NUMBER)) {
+      if (expected & ToBooleanHint::kHeapNumber) {
         // heap number -> false iff +0, -0, or NaN.
         DwVfpRegister dbl_scratch = double_scratch0();
         Label not_heap_number;
@@ -2148,7 +2147,7 @@ void LCodeGen::DoBranch(LBranch* instr) {
         __ bind(&not_heap_number);
       }
 
-      if (!expected.IsGeneric()) {
+      if (expected != ToBooleanHint::kAny) {
         // We've seen something for the first time -> deopt.
         // This can only happen if we are not generic already.
         DeoptimizeIf(al, instr, DeoptimizeReason::kUnexpectedObject);