Changeset 113136 in webkit for trunk/Source/JavaScriptCore/bytecode

Timestamp:

Apr 3, 2012, 9:25:56 PM (13 years ago)

Author:

[email protected]

Message:

jsr/sret should be removed
​https://bugs.webkit.org/show_bug.cgi?id=82986
<rdar://problem/11017015>

Reviewed by Sam Weinig and Geoff Garen.

Replaces jsr/sret with finally block inlining.

• bytecode/CodeBlock.cpp:

(JSC::CodeBlock::dump):

• bytecode/Opcode.h:

(JSC):
(JSC::padOpcodeName):

• bytecompiler/BytecodeGenerator.cpp:

(JSC::BytecodeGenerator::pushFinallyContext):
(JSC::BytecodeGenerator::emitComplexJumpScopes):
(JSC):

• bytecompiler/BytecodeGenerator.h:

(FinallyContext):
(BytecodeGenerator):

• bytecompiler/NodesCodegen.cpp:

(JSC::TryNode::emitBytecode):

• interpreter/Interpreter.cpp:

(JSC::Interpreter::privateExecute):

• jit/JIT.cpp:

(JSC::JIT::privateCompileMainPass):
(JSC::JIT::privateCompile):

• jit/JIT.h:

(JIT):

• jit/JITOpcodes.cpp:

(JSC):

• jit/JITOpcodes32_64.cpp:

(JSC):

• llint/LowLevelInterpreter32_64.asm:
• llint/LowLevelInterpreter64.asm:

Location:

trunk/Source/JavaScriptCore/bytecode

Files:

• CodeBlock.cpp (modified) (1 diff)
• Opcode.h (modified) (1 diff)

trunk/Source/JavaScriptCore/bytecode/CodeBlock.cpp

@@ -1247 +1247 @@
             int k0 = (++it)->u.operand;
             dataLog("[%4d] throw_reference_error\t %s\n", location, constantName(exec, k0, getConstant(k0)).data());
-            break;
-        }
-        case op_jsr: {
-            int retAddrDst = (++it)->u.operand;
-            int offset = (++it)->u.operand;
-            dataLog("[%4d] jsr\t\t %s, %d(->%d)\n", location, registerName(exec, retAddrDst).data(), offset, location + offset);
-            break;
-        }
-        case op_sret: {
-            int retAddrSrc = (++it)->u.operand;
-            dataLog("[%4d] sret\t\t %s\n", location, registerName(exec, retAddrSrc).data());
             break;
         }

trunk/Source/JavaScriptCore/bytecode/Opcode.h

@@ -190 +190 @@
         macro(op_throw_reference_error, 2) \
         \
-        macro(op_jsr, 3) \
-        macro(op_sret, 2) \
-        \
         macro(op_debug, 4) \
         macro(op_profile_will_call, 2) \