Author: zhuqing
Date: 2012-01-19 03:38:15 -0500 (Thu, 19 Jan 2012)
New Revision: 3860
Modified:
trunk/osprey/be/cg/lra.cxx
Log:
Fix bug943.
Code Review: Jian-xin.
Modified: trunk/osprey/be/cg/lra.cxx
===================================================================
--- trunk/osprey/be/cg/lra.cxx 2012-01-18 10:12:40 UTC (rev 3859)
+++ trunk/osprey/be/cg/lra.cxx 2012-01-19 08:38:15 UTC (rev 3860)
@@ -5518,14 +5518,6 @@
Set_OP_opnd( op, opnd_idx, result );
} else {
- if (TN_size(result) > 2)
- Exp_COPY( opnd, result, &ops );
- else
- // Do sign/zero extend instead of regular copy. Needed for "sete" which
- // doesn't clear the upper bits. Bug 5621.
- Exp_COPY_Ext(TN_size(result) == 2 ? TOP_movzwl : TOP_movzbl,
- opnd, result, &ops );
-
// For inline asm, when opnd is both input and output, it needs to
// insert a mov from opnd to the new generate "result" to make sure
// asm output and input still use the same TN.
@@ -5537,6 +5529,7 @@
// Insert mov before asm
if (OP_code(op) == TOP_asm) {
+ Exp_COPY( opnd, result, &ops );
for( int i = 0; i < OP_opnds( op ); i++ ){
TN * operand = OP_opnd( op, i );
if ( operand == opnd ) {
@@ -5548,6 +5541,12 @@
}
}
}
+ else {
+ // Do sign/zero extend instead of regular copy. Needed for "sete" which
+ // doesn't clear the upper bits. Bug 5621.
+ Exp_COPY_Ext(TN_size(result) == 2 ? TOP_movzwl : TOP_movzbl,
+ opnd, result, &ops );
+ }
// Insert mov after asm
OP_srcpos(OPS_last(&ops)) = OP_srcpos(op);
------------------------------------------------------------------------------
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