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Unified Diff: src/x64/frames-x64.h

Issue 108010: Add a x64 stub of frames-inl.h so we have StackHandlerConstants. (Closed)
Patch Set: -1s Created 11 years, 8 months ago
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Index: src/x64/frames-x64.h
diff --git a/src/x64/frames-x64.h b/src/x64/frames-x64.h
index 209aa2d3070e48da7890e9457e64fe4718cfd782..6e3632cfe9a4dbc3041eade8f08d5f2e6a279d16 100644
--- a/src/x64/frames-x64.h
+++ b/src/x64/frames-x64.h
@@ -25,3 +25,97 @@
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#ifndef V8_X64_FRAMES_X64_H_
+#define V8_X64_FRAMES_X64_H_
+
+namespace v8 { namespace internal {
+
+// TODO(port): This is a stub, mostly just a copy of the ia32 bit version.
+// This will all need to change to be correct for x64.
+
+static const int kNumRegs = 8;
+static const RegList kJSCallerSaved = 0;
+static const int kNumJSCallerSaved = 5;
+typedef Object* JSCallerSavedBuffer[kNumJSCallerSaved];
+
+class StackHandlerConstants : public AllStatic {
+ public:
+ static const int kNextOffset = -1 * kPointerSize;
+ static const int kPPOffset = -1 * kPointerSize;
+ static const int kFPOffset = -1 * kPointerSize;
+
+ static const int kCodeOffset = -1 * kPointerSize;
+
+ static const int kStateOffset = -1 * kPointerSize;
+ static const int kPCOffset = -1 * kPointerSize;
+
+ static const int kAddressDisplacement = -1 * kPointerSize;
+ static const int kSize = kPCOffset + kPointerSize;
+};
+
+
+class EntryFrameConstants : public AllStatic {
+ public:
+ static const int kCallerFPOffset = -1 * kPointerSize;
+
+ static const int kFunctionArgOffset = -1 * kPointerSize;
+ static const int kReceiverArgOffset = -1 * kPointerSize;
+ static const int kArgcOffset = -1 * kPointerSize;
+ static const int kArgvOffset = -1 * kPointerSize;
+};
+
+
+class ExitFrameConstants : public AllStatic {
+ public:
+ static const int kDebugMarkOffset = -1 * kPointerSize;
+ static const int kSPOffset = -1 * kPointerSize;
+
+ static const int kPPDisplacement = -1 * kPointerSize;
+
+ static const int kCallerFPOffset = -1 * kPointerSize;
+ static const int kCallerPCOffset = -1 * kPointerSize;
+};
+
+
+class StandardFrameConstants : public AllStatic {
+ public:
+ static const int kExpressionsOffset = -1 * kPointerSize;
+ static const int kMarkerOffset = -1 * kPointerSize;
+ static const int kContextOffset = -1 * kPointerSize;
+ static const int kCallerFPOffset = -1 * kPointerSize;
+ static const int kCallerPCOffset = -1 * kPointerSize;
+ static const int kCallerSPOffset = -1 * kPointerSize;
+};
+
+
+class JavaScriptFrameConstants : public AllStatic {
+ public:
+ static const int kLocal0Offset = StandardFrameConstants::kExpressionsOffset;
+ static const int kSavedRegistersOffset = -1 * kPointerSize;
+ static const int kFunctionOffset = StandardFrameConstants::kMarkerOffset;
+
+ static const int kParam0Offset = -1 * kPointerSize;
+ static const int kReceiverOffset = -1 * kPointerSize;
+};
+
+
+class ArgumentsAdaptorFrameConstants : public AllStatic {
+ public:
+ static const int kLengthOffset = StandardFrameConstants::kExpressionsOffset;
+};
+
+
+class InternalFrameConstants : public AllStatic {
+ public:
+ static const int kCodeOffset = StandardFrameConstants::kExpressionsOffset;
+};
+
+
+inline Object* JavaScriptFrame::function_slot_object() const {
+ const int offset = JavaScriptFrameConstants::kFunctionOffset;
+ return Memory::Object_at(fp() + offset);
+}
+
+} } // namespace v8::internal
+
+#endif // V8_X64_FRAMES_X64_H_
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