[rvm-commits] jikesrvm: It is not an error to cast a long to an address in 32b...

[<jik...@li...>]

details:   http://jikesrvm.hg.sourceforge.net/hgweb/jikesrvm/jikesrvm/rev/e3d4ececdab5
changeset: 10418:e3d4ececdab5
user:      Daniel Frampton <Dan...@an...>
date:      Fri Jan 13 14:04:44 2012 +1100
description:
It is not an error to cast a long to an address in 32bit x86, even if it is probably a bad idea. This avoids a BURS error that would otherwise occur in this case.


diffstat:

 rvm/src/org/jikesrvm/compilers/opt/Simplifier.java |  4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diffs (21 lines):

diff -r f5aec76372af -r e3d4ececdab5 rvm/src/org/jikesrvm/compilers/opt/Simplifier.java
--- a/rvm/src/org/jikesrvm/compilers/opt/Simplifier.java	Wed Jan 04 17:08:23 2012 +1100
+++ b/rvm/src/org/jikesrvm/compilers/opt/Simplifier.java	Fri Jan 13 14:04:44 2012 +1100
@@ -2962,7 +2962,7 @@
   }
 
   private static DefUseEffect long2Addr(Instruction s, OptOptions opts) {
-    if (VM.BuildFor64Addr && opts.SIMPLIFY_REF_OPS) {
+    if (opts.SIMPLIFY_REF_OPS) {
       Operand op = Unary.getVal(s);
       if (op.isLongConstant()) {
         // CONSTANT: FOLD
@@ -3601,7 +3601,7 @@
     if (op instanceof IntConstantOperand) {
       return Address.fromIntSignExtend(op.asIntConstant().value);
     }
-    if (VM.BuildFor64Addr && op instanceof LongConstantOperand) {
+    if (op instanceof LongConstantOperand) {
       return Address.fromLong(op.asLongConstant().value);
     }
     if (op instanceof ObjectConstantOperand) {