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: binopF2addr.S 18 * 19 * Code: Generic 32-bit "/2addr" binary operation. Provides an 20 * "instr" line to specify an instruction that performs 21 * "%xmm0 = %xmm0 op %xmm1". 22 * 23 * For: add-float/2addr, mul-float/2addr, sub-float/2addr 24 * 25 * Description: Perform a binary operation on two sources registers 26 * and store the result in the first source register 27 * 28 * Format: B|A|op (12x) 29 * 30 * Syntax: op vA, vB 31 */ 32 33 movl rINST, %ecx # %ecx<- BA 34 andl $$15, %ecx # %ecx<- A 35 shr $$4, rINST # rINST<- B 36 FFETCH_ADV 1, %edx # %ecx<- next instruction hi; fetch, advance 37 movss (rFP, %ecx, 4), %xmm0 # %xmm0<- vA 38 movss (rFP, rINST, 4), %xmm1 # %xmm1<- vB 39 $instr # %xmm0<- vA op vB 40 movss %xmm0, (rFP, %ecx, 4) # vA<- %xmm0; result 41 FGETOP_JMP 1, %edx # jump to next instruction; getop, jmp 42
