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_REM_DOUBLE_2ADDR.S 18 * 19 * Code: Computes the remainder of a division. Performs no substitutions. 20 * 21 * For: rem-double/2addr 22 * 23 * Description: Calls fmod to compute the remainder of the result of dividing a 24 * source register by a second, and stores the result in the first 25 * source register. 26 * 27 * Format: B|A|op (12x) 28 * 29 * Syntax: op vA, vB 30 */ 31 32 movl rINST, %edx # %edx<- BA 33 and $$15, rINST # rINST<- A 34 shr $$4, %edx # %edx<- B 35 movl (rFP, rINST, 4), %eax # %eax<- vAlo 36 movl %eax, -20(%esp) # push parameter vAAlo 37 movl 4(rFP, rINST, 4), %eax # %eax<- vAhi 38 movl %eax, -16(%esp) # push parameter vAAhi 39 movl (rFP, %edx, 4), %eax # %eax<- vBlo 40 movl %eax, -12(%esp) # push parameter vBBlo 41 movl 4(rFP, %edx, 4), %eax # %eax<- vBhi 42 movl %eax, -8(%esp) # push parameter vBBhi 43 lea -20(%esp), %esp 44 jmp .L${opcode}_break 45 %break 46 47 .L${opcode}_break: 48 call fmod # call: (long double x, long double y) 49 # return: double 50 lea 20(%esp), %esp 51 fstpl (rFP, rINST, 4) # vAA<- remainder; return of fmod 52 FINISH 1 # jump to next instruction 53 54 55 56 57 58 59 60 61
