ARM: Implement DoDivI in the lithium code generator.

src/arm/lithium-arm.cc

Index: src/arm/lithium-arm.cc
diff --git a/src/arm/lithium-arm.cc b/src/arm/lithium-arm.cc
index b5b05886cb7bebce99bc6521f4e8d41dfc3af475..e75ab4b770dc7dcf59aac6777eb11fce6c892686 100644
--- a/src/arm/lithium-arm.cc
+++ b/src/arm/lithium-arm.cc
@@ -1239,11 +1239,12 @@ LInstruction* LChunkBuilder::DoDiv(HDiv* instr) {
   if (instr->representation().IsDouble()) {
     return DoArithmeticD(Token::DIV, instr);
   } else if (instr->representation().IsInteger32()) {
-    // The temporary operand is necessary to ensure that right is not allocated
-    // into edx.
-    FixedTemp(r1);
+    // TODO(karlklose) The fixed register allocation

[Søren Thygesen Gjesse, 2011/01/13 08:28:38]

Please open a bug to track this, and change to TODO(number).

[Karl Klose, 2011/01/13 13:52:31]

Done.

+    // is needed because we call GenericBinaryOpStub from
+    // the generated code, which requires registers r0
+    // and r1 to be used.
     LOperand* value = UseFixed(instr->left(), r0);
-    LOperand* divisor = UseRegister(instr->right());
+    LOperand* divisor = UseFixed(instr->right(), r1);
     return AssignEnvironment(DefineFixed(new LDivI(value, divisor), r0));
   } else {
     return DoArithmeticT(Token::DIV, instr);