[cleanup] Remove dead Enter/LeaveBuiltinFrame methods.

R=jgruber@chromium.org

Change-Id: Ic9ef3cd231c2180563c3520ab58895f2ccce5408
Reviewed-on: https://chromium-review.googlesource.com/c/1307421Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#57123}

src/ia32/macro-assembler-ia32.cc

@@ -808,23 +808,6 @@ void TurboAssembler::AllocateStackFrame(Register bytes_scratch) {
 }
 #endif
 
-void MacroAssembler::EnterBuiltinFrame(Register context, Register target,
-                                       Register argc) {
-  Push(ebp);
-  Move(ebp, esp);
-  Push(context);
-  Push(target);
-  Push(argc);
-}
-
-void MacroAssembler::LeaveBuiltinFrame(Register context, Register target,
-                                       Register argc) {
-  Pop(argc);
-  Pop(target);
-  Pop(context);
-  leave();
-}
-
 void MacroAssembler::EnterExitFramePrologue(StackFrame::Type frame_type,
                                             Register scratch) {
   DCHECK(frame_type == StackFrame::EXIT ||

src/ia32/macro-assembler-ia32.h

@@ -726,9 +726,6 @@ class MacroAssembler : public TurboAssembler {
     return SafepointRegisterStackIndex(reg.code());
   }
 
-  void EnterBuiltinFrame(Register context, Register target, Register argc);
-  void LeaveBuiltinFrame(Register context, Register target, Register argc);
-
  private:
   // Helper functions for generating invokes.
   void InvokePrologue(const ParameterCount& expected,

src/mips/macro-assembler-mips.cc

@@ -4776,19 +4776,6 @@ void TurboAssembler::LeaveFrame(StackFrame::Type type) {
   lw(fp, MemOperand(fp, 0 * kPointerSize));
 }
 
-void MacroAssembler::EnterBuiltinFrame(Register context, Register target,
-                                       Register argc) {
-  Push(ra, fp);
-  Move(fp, sp);
-  Push(context, target, argc);
-}
-
-void MacroAssembler::LeaveBuiltinFrame(Register context, Register target,
-                                       Register argc) {
-  Pop(context, target, argc);
-  Pop(ra, fp);
-}
-
 void MacroAssembler::EnterExitFrame(bool save_doubles, int stack_space,
                                     StackFrame::Type frame_type) {
   BlockTrampolinePoolScope block_trampoline_pool(this);

src/mips/macro-assembler-mips.h

@@ -1172,10 +1172,6 @@ const Operand& rt = Operand(zero_reg), BranchDelaySlot bd = PROTECT
     DecodeField<Field>(reg, reg);
   }
 
-  void EnterBuiltinFrame(Register context, Register target, Register argc);
-  void LeaveBuiltinFrame(Register context, Register target, Register argc);
-
-
  private:
   // Helper functions for generating invokes.
   void InvokePrologue(const ParameterCount& expected,

src/mips64/macro-assembler-mips64.cc

@@ -5126,19 +5126,6 @@ void TurboAssembler::LeaveFrame(StackFrame::Type type) {
   Ld(fp, MemOperand(fp, 0 * kPointerSize));
 }
 
-void MacroAssembler::EnterBuiltinFrame(Register context, Register target,
-                                       Register argc) {
-  Push(ra, fp);
-  Move(fp, sp);
-  Push(context, target, argc);
-}
-
-void MacroAssembler::LeaveBuiltinFrame(Register context, Register target,
-                                       Register argc) {
-  Pop(context, target, argc);
-  Pop(ra, fp);
-}
-
 void MacroAssembler::EnterExitFrame(bool save_doubles, int stack_space,
                                     StackFrame::Type frame_type) {
   DCHECK(frame_type == StackFrame::EXIT ||

src/mips64/macro-assembler-mips64.h

@@ -1241,9 +1241,6 @@ const Operand& rt = Operand(zero_reg), BranchDelaySlot bd = PROTECT
     DecodeField<Field>(reg, reg);
   }
 
-  void EnterBuiltinFrame(Register context, Register target, Register argc);
-  void LeaveBuiltinFrame(Register context, Register target, Register argc);
-
  private:
   // Helper functions for generating invokes.
   void InvokePrologue(const ParameterCount& expected,

src/x64/macro-assembler-x64.cc

@@ -2373,23 +2373,6 @@ void TurboAssembler::LeaveFrame(StackFrame::Type type) {
   popq(rbp);
 }
 
-void MacroAssembler::EnterBuiltinFrame(Register context, Register target,
-                                       Register argc) {
-  Push(rbp);
-  Move(rbp, rsp);
-  Push(context);
-  Push(target);
-  Push(argc);
-}
-
-void MacroAssembler::LeaveBuiltinFrame(Register context, Register target,
-                                       Register argc) {
-  Pop(argc);
-  Pop(target);
-  Pop(context);
-  leave();
-}
-
 void MacroAssembler::EnterExitFramePrologue(bool save_rax,
                                             StackFrame::Type frame_type) {
   DCHECK(frame_type == StackFrame::EXIT ||

src/x64/macro-assembler-x64.h

@@ -874,9 +874,6 @@ class MacroAssembler : public TurboAssembler {
     return SafepointRegisterStackIndex(reg.code());
   }
 
-  void EnterBuiltinFrame(Register context, Register target, Register argc);
-  void LeaveBuiltinFrame(Register context, Register target, Register argc);
-
  private:
   // Order general registers are pushed by Pushad.
   // rax, rcx, rdx, rbx, rsi, rdi, r8, r9, r11, r12, r14, r15.