Embedded constant pools.

src/compiler/ppc/code-generator-ppc.cc

Index: src/compiler/ppc/code-generator-ppc.cc
diff --git a/src/compiler/ppc/code-generator-ppc.cc b/src/compiler/ppc/code-generator-ppc.cc
index bdebd304c04495d1abc176aa75aa6bf921315bd4..bdcdbbcbb3458e9ba4f22fdba266c282546dc20c 100644
--- a/src/compiler/ppc/code-generator-ppc.cc
+++ b/src/compiler/ppc/code-generator-ppc.cc
@@ -1269,8 +1269,16 @@ void CodeGenerator::AssemblePrologue() {
     int register_save_area_size = 0;
     RegList frame_saves = fp.bit();
     __ mflr(r0);
-    __ Push(r0, fp);
-    __ mr(fp, sp);
+    if (FLAG_enable_embedded_constant_pool) {
+      __ Push(r0, fp, kConstantPoolRegister);
+      // Adjust FP to point to saved FP.
+      __ subi(fp, sp, Operand(StandardFrameConstants::kConstantPoolOffset));
+      register_save_area_size += kPointerSize;
+      frame_saves |= kConstantPoolRegister.bit();
+    } else {
+      __ Push(r0, fp);
+      __ mr(fp, sp);
+    }
     // Save callee-saved registers.
     const RegList saves = descriptor->CalleeSavedRegisters() & ~frame_saves;
     for (int i = Register::kNumRegisters - 1; i >= 0; i--) {
@@ -1323,6 +1331,9 @@ void CodeGenerator::AssembleReturn() {
       }
       // Restore registers.
       RegList frame_saves = fp.bit();
+      if (FLAG_enable_embedded_constant_pool) {
+        frame_saves |= kConstantPoolRegister.bit();
+      }
       const RegList saves = descriptor->CalleeSavedRegisters() & ~frame_saves;
       if (saves != 0) {
         __ MultiPop(saves);
@@ -1512,6 +1523,14 @@ void CodeGenerator::AssembleSwap(InstructionOperand* source,
   }
 }
 
+#if V8_EMBEDDED_CONSTANT_POOL
+
+void CodeGenerator::AssembleConstantPool() {
+  DCHECK(FLAG_enable_embedded_constant_pool);
+  __ EmitConstantPool();
+}
+
+#endif  // V8_EMBEDDED_CONSTANT_POOL
 
 void CodeGenerator::AssembleJumpTable(Label** targets, size_t target_count) {
   for (size_t index = 0; index < target_count; ++index) {