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Unified Diff: src/ppc/macro-assembler-ppc.h

Issue 1131783003: Embedded constant pools. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fix debug-mode Arm issue. Created 5 years, 7 months ago
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Index: src/ppc/macro-assembler-ppc.h
diff --git a/src/ppc/macro-assembler-ppc.h b/src/ppc/macro-assembler-ppc.h
index 2e415d6b6b548206888eed313a8a9ffe399047a5..491167b227d531009629d7fb4a7d44ad3b6a238c 100644
--- a/src/ppc/macro-assembler-ppc.h
+++ b/src/ppc/macro-assembler-ppc.h
@@ -102,7 +102,9 @@ class MacroAssembler : public Assembler {
MacroAssembler(Isolate* isolate, void* buffer, int size);
- // Returns the size of a call in instructions.
+ // Returns the size of a call in instructions. Note, the value returned is
+ // only valid as long as no entries are added to the constant pool between
+ // checking the call size and emitting the actual call.
static int CallSize(Register target);
int CallSize(Address target, RelocInfo::Mode rmode, Condition cond = al);
static int CallSizeNotPredictableCodeSize(Address target,
@@ -1360,7 +1362,7 @@ class MacroAssembler : public Assembler {
// ---------------------------------------------------------------------------
// Patching helpers.
- // Retrieve/patch the relocated value (lis/ori pair).
+ // Retrieve/patch the relocated value (lis/ori pair or constant pool load).
void GetRelocatedValue(Register location, Register result, Register scratch);
void SetRelocatedValue(Register location, Register scratch,
Register new_value);
@@ -1449,6 +1451,19 @@ class MacroAssembler : public Assembler {
void JumpIfDictionaryInPrototypeChain(Register object, Register scratch0,
Register scratch1, Label* found);
+ // Loads the constant pool pointer (kConstantPoolRegister).
+ void LoadConstantPoolPointerRegisterFromCodeTargetAddress(
+ Register code_target_address);
+ void LoadConstantPoolPointerRegister();
+ void LoadConstantPoolPointerRegister(Register base, int code_entry_delta = 0);
+
+ void AbortConstantPoolBuilding() {
+#ifdef DEBUG
+ // Avoid DCHECK(!is_linked()) failure in ~Label()
+ bind(ConstantPoolPosition());
+#endif
+ }
+
private:
static const int kSmiShift = kSmiTagSize + kSmiShiftSize;
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