[Compile] Fix test for marked for deopt in CompileLazy builtin.

BUG=chromium:721078,v8:6246

Change-Id: I10f20d9cc2c7cabff8a3fba02aff351fcecc0ce2
Reviewed-on: https://chromium-review.googlesource.com/505611Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#45304}

src/builtins/arm/builtins-arm.cc

@@ -1375,7 +1375,7 @@ void Builtins::Generate_CompileLazy(MacroAssembler* masm) {
   // Found code, check if it is marked for deopt, if so call into runtime to
   // clear the optimized code slot.
   __ ldr(r5, FieldMemOperand(entry, Code::kKindSpecificFlags1Offset));
-  __ DecodeField<Code::MarkedForDeoptimizationField>(r5);
+  __ tst(r5, Operand(1 << Code::kMarkedForDeoptimizationBit));
   __ b(ne, &gotta_call_runtime);
 
   // Code is good, get it into the closure and tail call.

src/builtins/arm64/builtins-arm64.cc

@@ -1408,8 +1408,8 @@ void Builtins::Generate_CompileLazy(MacroAssembler* masm) {
   // Found code, check if it is marked for deopt, if so call into runtime to
   // clear the optimized code slot.
   __ Ldr(w8, FieldMemOperand(entry, Code::kKindSpecificFlags1Offset));
-  __ DecodeField<Code::MarkedForDeoptimizationField>(w8);
-  __ B(ne, &gotta_call_runtime);
+  __ TestAndBranchIfAnySet(w8, 1 << Code::kMarkedForDeoptimizationBit,
+                           &gotta_call_runtime);
 
   // Code is good, get it into the closure and tail call.
   __ Add(entry, entry, Operand(Code::kHeaderSize - kHeapObjectTag));

src/builtins/ia32/builtins-ia32.cc

@@ -1179,8 +1179,8 @@ void Builtins::Generate_CompileLazy(MacroAssembler* masm) {
 
   // Found code, check if it is marked for deopt, if so call into runtime to
   // clear the optimized code slot.
-  __ mov(ebx, FieldOperand(entry, Code::kKindSpecificFlags1Offset));
-  __ DecodeField<Code::MarkedForDeoptimizationField>(ebx);
+  __ test(FieldOperand(entry, Code::kKindSpecificFlags1Offset),
+          Immediate(1 << Code::kMarkedForDeoptimizationBit));
   __ j(not_zero, &gotta_call_runtime);
 
   // Code is good, get it into the closure and tail call.

src/builtins/mips/builtins-mips.cc

@@ -1376,7 +1376,7 @@ void Builtins::Generate_CompileLazy(MacroAssembler* masm) {
   // Found code, check if it is marked for deopt, if so call into runtime to
   // clear the optimized code slot.
   __ lw(t1, FieldMemOperand(entry, Code::kKindSpecificFlags1Offset));
-  __ DecodeField<Code::MarkedForDeoptimizationField>(t1);
+  __ And(t1, t1, Operand(1 << Code::kMarkedForDeoptimizationBit));
   __ Branch(&gotta_call_runtime, ne, t1, Operand(zero_reg));
 
   // Code is good, get it into the closure and tail call.

src/builtins/mips64/builtins-mips64.cc

@@ -1377,7 +1377,7 @@ void Builtins::Generate_CompileLazy(MacroAssembler* masm) {
   // Found code, check if it is marked for deopt, if so call into runtime to
   // clear the optimized code slot.
   __ Lw(a5, FieldMemOperand(entry, Code::kKindSpecificFlags1Offset));
-  __ DecodeField<Code::MarkedForDeoptimizationField>(a5);
+  __ And(a5, a5, Operand(1 << Code::kMarkedForDeoptimizationBit));
   __ Branch(&gotta_call_runtime, ne, a5, Operand(zero_reg));
 
   // Code is good, get it into the closure and tail call.

src/builtins/x64/builtins-x64.cc

@@ -1155,8 +1155,8 @@ void Builtins::Generate_CompileLazy(MacroAssembler* masm) {
 
   // Found code, check if it is marked for deopt, if so call into runtime to
   // clear the optimized code slot.
-  __ movl(rbx, FieldOperand(entry, Code::kKindSpecificFlags1Offset));
-  __ DecodeField<Code::MarkedForDeoptimizationField>(rbx);
+  __ testl(FieldOperand(entry, Code::kKindSpecificFlags1Offset),
+           Immediate(1 << Code::kMarkedForDeoptimizationBit));
   __ j(not_zero, &gotta_call_runtime);
 
   // Code is good, get it into the closure and tail call.