Changeset 204402 in webkit for trunk/Source/JavaScriptCore/b3/B3BasicBlock.cpp

Timestamp:

Aug 11, 2016, 6:33:48 PM (9 years ago)

Author:

[email protected]

Message:

[JSC] Make B3 Return opcode work without arguments
​https://bugs.webkit.org/show_bug.cgi?id=160787

Patch by Benjamin Poulain <​[email protected]> on 2016-08-11
Reviewed by Keith Miller.

We need a way to create functions that do not return values.

• assembler/MacroAssembler.h:

(JSC::MacroAssembler::retVoid):

• b3/B3BasicBlock.cpp:

(JSC::B3::BasicBlock::appendNewControlValue):

• b3/B3LowerToAir.cpp:

(JSC::B3::Air::LowerToAir::lower):

• b3/B3Validate.cpp:
• b3/B3Value.h:
• b3/air/AirOpcode.opcodes:
• b3/testb3.cpp:

(JSC::B3::testReturnVoid):
(JSC::B3::run):

File:

• trunk/Source/JavaScriptCore/b3/B3BasicBlock.cpp (modified) (1 diff)

trunk/Source/JavaScriptCore/b3/B3BasicBlock.cpp

@@ -167 +167 @@
 Value* BasicBlock::appendNewControlValue(Procedure& proc, Opcode opcode, Origin origin)
 {
-    RELEASE_ASSERT(opcode == Oops);
+    RELEASE_ASSERT(opcode == Oops || opcode == Return);
     clearSuccessors();
     return appendNew<Value>(proc, opcode, origin);