Push version 2.1.3 to trunk.
Added API method for context-disposal notifications.
Added API method for accessing elements by integer index.
Added missing implementation of Uint32::Value and Value::IsUint32 API methods.
Added IsExecutionTerminating API method.
Disabled strict aliasing for GCC 4.4.
Fixed string-concatenation bug (issue 636).
Performance improvements on all platforms.
git-svn-id: http://v8.googlecode.com/svn/trunk@4079 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
diff --git a/src/x64/macro-assembler-x64.h b/src/x64/macro-assembler-x64.h
index 2673086..bbb6e21 100644
--- a/src/x64/macro-assembler-x64.h
+++ b/src/x64/macro-assembler-x64.h
@@ -426,6 +426,20 @@
Register scratch2,
Label* on_not_both_flat_ascii);
+ // Check whether the instance type represents a flat ascii string. Jump to the
+ // label if not. If the instance type can be scratched specify same register
+ // for both instance type and scratch.
+ void JumpIfInstanceTypeIsNotSequentialAscii(Register instance_type,
+ Register scratch,
+ Label *on_not_flat_ascii_string);
+
+ void JumpIfBothInstanceTypesAreNotSequentialAscii(
+ Register first_object_instance_type,
+ Register second_object_instance_type,
+ Register scratch1,
+ Register scratch2,
+ Label* on_fail);
+
// ---------------------------------------------------------------------------
// Macro instructions.
@@ -645,7 +659,6 @@
void StubReturn(int argc);
// Call a runtime routine.
- // Eventually this should be used for all C calls.
void CallRuntime(Runtime::Function* f, int num_arguments);
// Convenience function: Same as above, but takes the fid instead.
@@ -656,14 +669,19 @@
int num_arguments);
// Tail call of a runtime routine (jump).
- // Like JumpToRuntime, but also takes care of passing the number
- // of arguments.
- void TailCallRuntime(const ExternalReference& ext,
+ // Like JumpToExternalReference, but also takes care of passing the number
+ // of parameters.
+ void TailCallExternalReference(const ExternalReference& ext,
+ int num_arguments,
+ int result_size);
+
+ // Convenience function: tail call a runtime routine (jump).
+ void TailCallRuntime(Runtime::FunctionId fid,
int num_arguments,
int result_size);
// Jump to a runtime routine.
- void JumpToRuntime(const ExternalReference& ext, int result_size);
+ void JumpToExternalReference(const ExternalReference& ext, int result_size);
// Before calling a C-function from generated code, align arguments on stack.
// After aligning the frame, arguments must be stored in esp[0], esp[4],