Reviewers: dstence, joransiu, john.yan, rmcilroy,
Description:
PPC: [Interpreter] Add support for parameter variables.
Port 5d975694e4d3ecf66716cc5395d4d10c9730f9dd
Original commit message:
Adds support for parameters to the BytecodeArrayBuilder and
BytecodeGenerator.
Parameters are accessed as negative interpreter registers.
[email protected], [email protected], [email protected],
[email protected]
BUG=v8:4280
LOG=N
Please review this at https://codereview.chromium.org/1308373003/
Base URL: https://chromium.googlesource.com/v8/v8.git@master
Affected files (+5, -2 lines):
M src/ppc/builtins-ppc.cc
Index: src/ppc/builtins-ppc.cc
diff --git a/src/ppc/builtins-ppc.cc b/src/ppc/builtins-ppc.cc
index
bf65eaa69a90d4d97c0754c3c7895eb762ee35b9..96c497697bec06f10582d1677ac966c5d2dc10af
100644
--- a/src/ppc/builtins-ppc.cc
+++ b/src/ppc/builtins-ppc.cc
@@ -991,8 +991,11 @@ void
Builtins::Generate_InterpreterExitTrampoline(MacroAssembler* masm) {
// Leave the frame (also dropping the register file).
__ LeaveFrame(StackFrame::JAVA_SCRIPT);
- // Drop receiver + arguments.
- __ Drop(1); // TODO(rmcilroy): Get number of arguments from
BytecodeArray.
+
+ // Drop receiver + arguments and return.
+ __ lwz(r0, FieldMemOperand(kInterpreterBytecodeArrayRegister,
+ BytecodeArray::kParameterSizeOffset));
+ __ add(sp, sp, r0);
__ blr();
}
--
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