Abolish kDebug and use ifdef DEBUG throughout for consistency.

Review URL: http://codereview.chromium.org/94001

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1761 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/assembler-ia32.cc

@@ -319,9 +319,11 @@ Assembler::Assembler(void* buffer, int buffer_size) {
   // Clear the buffer in debug mode unless it was provided by the
   // caller in which case we can't be sure it's okay to overwrite
   // existing code in it; see CodePatcher::CodePatcher(...).
-  if (kDebug && own_buffer_) {
+#ifdef DEBUG
+  if (own_buffer_) {
     memset(buffer_, 0xCC, buffer_size);  // int3
   }
+#endif
 
   // setup buffer pointers
   ASSERT(buffer_ != NULL);
@@ -2080,9 +2082,9 @@ void Assembler::GrowBuffer() {
 
   // Clear the buffer in debug mode. Use 'int3' instructions to make
   // sure to get into problems if we ever run uninitialized code.
-  if (kDebug) {
+#ifdef DEBUG
   memset(desc.buffer, 0xCC, desc.buffer_size);
-  }
+#endif
 
   // copy the data
   int pc_delta = desc.buffer - buffer_;

src/codegen-arm.cc

@@ -147,13 +147,13 @@ void CodeGenerator::GenCode(FunctionLiteral* fun) {
       frame_->EmitPush(r0);
       frame_->CallRuntime(Runtime::kNewContext, 1);  // r0 holds the result
 
-      if (kDebug) {
+#ifdef DEBUG
       JumpTarget verified_true(this);
       __ cmp(r0, Operand(cp));
       verified_true.Branch(eq);
       __ stop("NewContext: r0 is expected to be the same as cp");
       verified_true.Bind();
-      }
+#endif
       // Update context local.
       __ str(cp, frame_->Context());
     }
@@ -1423,13 +1423,13 @@ void CodeGenerator::VisitWithEnterStatement(WithEnterStatement* node) {
   } else {
     frame_->CallRuntime(Runtime::kPushContext, 1);
   }
-  if (kDebug) {
+#ifdef DEBUG
   JumpTarget verified_true(this);
   __ cmp(r0, Operand(cp));
   verified_true.Branch(eq);
   __ stop("PushContext: r0 is expected to be the same as cp");
   verified_true.Bind();
-  }
+#endif
   // Update context local.
   __ str(cp, frame_->Context());
   ASSERT(frame_->height() == original_height);
@@ -4656,9 +4656,11 @@ void CEntryStub::GenerateThrowTOS(MacroAssembler* masm) {
   __ mov(cp, Operand(0), LeaveCC, eq);
   // Restore cp otherwise.
   __ ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset), ne);
-  if (kDebug && FLAG_debug_code) {
+#ifdef DEBUG
+  if (FLAG_debug_code) {
     __ mov(lr, Operand(pc));
   }
+#endif
   __ pop(pc);
 }
 
@@ -4721,9 +4723,11 @@ void CEntryStub::GenerateThrowOutOfMemory(MacroAssembler* masm) {
   __ mov(cp, Operand(0), LeaveCC, eq);
   // Restore cp otherwise.
   __ ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset), ne);
-  if (kDebug && FLAG_debug_code) {
+#ifdef DEBUG
+  if (FLAG_debug_code) {
     __ mov(lr, Operand(pc));
   }
+#endif
   __ pop(pc);
 }
 

src/frames.cc

@@ -647,10 +647,10 @@ void EntryFrame::Iterate(ObjectVisitor* v) const {
   handler->Iterate(v);
   // Make sure that there's the entry frame does not contain more than
   // one stack handler.
-  if (kDebug) {
+#ifdef DEBUG
   it.Advance();
   ASSERT(it.done());
-  }
+#endif
 }
 
 

src/globals.h

@@ -80,12 +80,6 @@ typedef signed int uc32;
 // -----------------------------------------------------------------------------
 // Constants
 
-#ifdef DEBUG
-const bool kDebug = true;
-#else
-const bool kDebug = false;
-#endif  // DEBUG
-
 const int KB = 1024;
 const int MB = KB * KB;
 const int GB = KB * KB * KB;

src/macro-assembler-arm.cc

@@ -352,9 +352,9 @@ void MacroAssembler::LeaveExitFrame(StackFrame::Type type) {
   // Restore current context from top and clear it in debug mode.
   mov(ip, Operand(ExternalReference(Top::k_context_address)));
   ldr(cp, MemOperand(ip));
-  if (kDebug) {
+#ifdef DEBUG
   str(r3, MemOperand(ip));
-  }
+#endif
 
   // Pop the arguments, restore registers, and return.
   mov(sp, Operand(fp));  // respect ABI stack constraint
@@ -679,10 +679,10 @@ void MacroAssembler::CheckAccessGlobalProxy(Register holder_reg,
   // Load current lexical context from the stack frame.
   ldr(scratch, MemOperand(fp, StandardFrameConstants::kContextOffset));
   // In debug mode, make sure the lexical context is set.
-  if (kDebug) {
+#ifdef DEBUG
   cmp(scratch, Operand(0));
   Check(ne, "we should not have an empty lexical context");
-  }
+#endif
 
   // Load the global context of the current context.
   int offset = Context::kHeaderSize + Context::GLOBAL_INDEX * kPointerSize;

src/macro-assembler-ia32.cc

@@ -432,9 +432,9 @@ void MacroAssembler::LeaveExitFrame(StackFrame::Type type) {
   // Restore current context from top and clear it in debug mode.
   ExternalReference context_address(Top::k_context_address);
   mov(esi, Operand::StaticVariable(context_address));
-  if (kDebug) {
+#ifdef DEBUG
   mov(Operand::StaticVariable(context_address), Immediate(0));
-  }
+#endif
 
   // Push the return address to get ready to return.
   push(ecx);