Changeset 39960 in webkit for trunk/JavaScriptCore/jit/JIT.cpp

Timestamp:

Jan 15, 2009, 10:51:20 PM (16 years ago)

Author:

[email protected]

Message:

2009-01-15 Gavin Barraclough <​[email protected]>

Reviewed by Oliver Hunt.

Add support for integer addition, subtraction and multiplication
in JIT code on x86-64.

• assembler/MacroAssembler.h: (JSC::MacroAssembler::mul32): (JSC::MacroAssembler::sub32): (JSC::MacroAssembler::joMul32): (JSC::MacroAssembler::joSub32):
• jit/JIT.cpp: (JSC::JIT::privateCompileMainPass): (JSC::JIT::privateCompileSlowCases):
• jit/JIT.h:
• jit/JITArithmetic.cpp: (JSC::JIT::compileFastArith_op_add): (JSC::JIT::compileFastArithSlow_op_add): (JSC::JIT::compileFastArith_op_mul): (JSC::JIT::compileFastArithSlow_op_mul): (JSC::JIT::compileFastArith_op_sub): (JSC::JIT::compileFastArithSlow_op_sub):

File:

• trunk/JavaScriptCore/jit/JIT.cpp (modified) (2 diffs)

trunk/JavaScriptCore/jit/JIT.cpp

@@ -621 +621 @@
         }
         case op_sub: {
-            compileBinaryArithOp(op_sub, currentInstruction[1].u.operand, currentInstruction[2].u.operand, currentInstruction[3].u.operand, OperandTypes::fromInt(currentInstruction[4].u.operand));
+            compileFastArith_op_sub(currentInstruction);
             NEXT_OPCODE(op_sub);
         }
@@ -1327 +1327 @@
         }
         case op_sub: {
-            compileBinaryArithOpSlowCase(op_sub, iter, currentInstruction[1].u.operand, currentInstruction[2].u.operand, currentInstruction[3].u.operand, OperandTypes::fromInt(currentInstruction[4].u.operand));
+            compileFastArithSlow_op_sub(currentInstruction, iter);
             NEXT_OPCODE(op_sub);
         }