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comparison src/share/vm/opto/subnode.cpp @ 3338:f1d6640088a1

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6796786: invalid FP identity transform - (a - b) -> b - a Reviewed-by: iveresov, twisti
author never
date Tue, 03 May 2011 12:11:54 -0700
parents f95d63e2154a
children f88fb2fa90cf
comparison
equal deleted inserted replaced
3336:2e038ad0c1d0 3338:f1d6640088a1
1221 } 1221 }
1222 return false; 1222 return false;
1223 } 1223 }
1224 1224
1225 //============================================================================= 1225 //=============================================================================
1226 //------------------------------NegNode----------------------------------------
1227 Node *NegFNode::Ideal(PhaseGVN *phase, bool can_reshape) {
1228 if( in(1)->Opcode() == Op_SubF )
1229 return new (phase->C, 3) SubFNode( in(1)->in(2), in(1)->in(1) );
1230 return NULL;
1231 }
1232
1233 Node *NegDNode::Ideal(PhaseGVN *phase, bool can_reshape) {
1234 if( in(1)->Opcode() == Op_SubD )
1235 return new (phase->C, 3) SubDNode( in(1)->in(2), in(1)->in(1) );
1236 return NULL;
1237 }
1238
1239
1240 //=============================================================================
1241 //------------------------------Value------------------------------------------ 1226 //------------------------------Value------------------------------------------
1242 // Compute sqrt 1227 // Compute sqrt
1243 const Type *SqrtDNode::Value( PhaseTransform *phase ) const { 1228 const Type *SqrtDNode::Value( PhaseTransform *phase ) const {
1244 const Type *t1 = phase->type( in(1) ); 1229 const Type *t1 = phase->type( in(1) );
1245 if( t1 == Type::TOP ) return Type::TOP; 1230 if( t1 == Type::TOP ) return Type::TOP;