122d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch /* Copyright (C) 2008 The Android Open Source Project 222d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * 322d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * Licensed under the Apache License, Version 2.0 (the "License"); 422d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * you may not use this file except in compliance with the License. 522d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * You may obtain a copy of the License at 622d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * 722d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * http://www.apache.org/licenses/LICENSE-2.0 822d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * 922d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * Unless required by applicable law or agreed to in writing, software 1022d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * distributed under the License is distributed on an "AS IS" BASIS, 1122d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1222d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * See the License for the specific language governing permissions and 1322d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * limitations under the License. 1422d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch */ 1522d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch 1622d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch /* 1722d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * File: OP_INT_TO_FLOAT.S 1822d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * 1922d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * Code: Convert an int to a float. Uses no substitutions. 2022d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * 2122d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * For: int-to-float 2222d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * 2322d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * Description: Convert an int in the source register, to a float, and 2422d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * stores the result in the destintation register. vA<- (float) vB 2522d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * 2622d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * Format: B|A|op (12x) 2722d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * 2822d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch * Syntax: op vA, vB 2922d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch */ 3022d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch 3122d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch movl rINST, %eax # %eax<- BA+ 3222d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch shr $$4, %eax # %eax<- B 3322d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch andl $$15, rINST # rINST<- A 3422d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch cvtsi2ss (rFP,%eax,4), %xmm0 # %xmm0<- vB 3522d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch movss %xmm0, (rFP, rINST, 4) # vA<- %xmm0 3622d404a75a00cda0b0ebed1034c2808ba060b05fJohnnie Birch FINISH 1 # jump to next instruction 37