Debugger: use debug break slots instead of ICs (except for calls).

src/x64/debug-x64.cc

Index: src/x64/debug-x64.cc
diff --git a/src/x64/debug-x64.cc b/src/x64/debug-x64.cc
index df821ee835275ddf2196ded3ca55cf0d3fc9dd6a..1749760d3746716ea696cccae9f44bae590a7566 100644
--- a/src/x64/debug-x64.cc
+++ b/src/x64/debug-x64.cc
@@ -159,50 +159,6 @@ void DebugCodegen::GenerateCallICStubDebugBreak(MacroAssembler* masm) {
 }
 
 
-void DebugCodegen::GenerateLoadICDebugBreak(MacroAssembler* masm) {
-  // Register state for IC load call (from ic-x64.cc).
-  Register receiver = LoadDescriptor::ReceiverRegister();
-  Register name = LoadDescriptor::NameRegister();
-  Register slot = LoadDescriptor::SlotRegister();
-  RegList regs = receiver.bit() | name.bit() | slot.bit();
-  Generate_DebugBreakCallHelper(masm, regs, 0, false);
-}
-
-
-void DebugCodegen::GenerateStoreICDebugBreak(MacroAssembler* masm) {
-  // Register state for IC store call (from ic-x64.cc).
-  Register receiver = StoreDescriptor::ReceiverRegister();
-  Register name = StoreDescriptor::NameRegister();
-  Register value = StoreDescriptor::ValueRegister();
-  RegList regs = receiver.bit() | name.bit() | value.bit();
-  if (FLAG_vector_stores) {
-    regs |= VectorStoreICDescriptor::SlotRegister().bit();
-  }
-  Generate_DebugBreakCallHelper(masm, regs, 0, false);
-}
-
-
-void DebugCodegen::GenerateKeyedLoadICDebugBreak(MacroAssembler* masm) {
-  // Register state for keyed IC load call (from ic-x64.cc).
-  GenerateLoadICDebugBreak(masm);
-}
-
-
-void DebugCodegen::GenerateKeyedStoreICDebugBreak(MacroAssembler* masm) {
-  // Register state for keyed IC store call (from ic-x64.cc).
-  GenerateStoreICDebugBreak(masm);
-}
-
-
-void DebugCodegen::GenerateCompareNilICDebugBreak(MacroAssembler* masm) {
-  // Register state for CompareNil IC
-  // ----------- S t a t e -------------
-  //  -- rax    : value
-  // -----------------------------------
-  Generate_DebugBreakCallHelper(masm, rax.bit(), 0, false);
-}
-
-
 void DebugCodegen::GenerateReturnDebugBreak(MacroAssembler* masm) {
   // Register state just before return from JS function (from codegen-x64.cc).
   // ----------- S t a t e -------------