1 /* Copyright (C) 2008 The Android Open Source Project 2 * 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 /* 17 * File: OP_LONG_TO_FLOAT.S 18 * 19 * Code: Convert a long to a float. Uses no substitutions. 20 * 21 * For: int-to-float 22 * 23 * Description: Converts a float in the source register, to a float, and 24 * stores the result in the destination register. vA<- (double) vB 25 * 26 * Format: B|A|op (12x) 27 * 28 * Syntax: op vA, vB 29 */ 30 31 movl rINST, %ecx # %ecx<- BA+ 32 shr $$4, rINST # rINST<- B 33 and $$15, %ecx # %ecx<- A 34 FFETCH_ADV 1, %eax # %eax<- next instruction hi; fetch, advance 35 fildll (rFP, rINST, 4) # FPU<- vB 36 fstps (rFP, %ecx, 4) # vA<- FPU; (float) vB 37 FGETOP_JMP 1, %eax # jump to next instruction; getop, jmp 38