/*************************************************************************** Copyright (c) 2013, The OpenBLAS Project All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither the name of the OpenBLAS project nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBLAS PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *****************************************************************************/ /************************************************************************************** * 2013/10/16 Saar * BLASTEST : OK * CTEST : OK * TEST : OK * **************************************************************************************/ #define ASSEMBLER #include "common.h" #define STACKSIZE 256 #define OLD_M r0 #define OLD_N r1 #define OLD_K r2 #define OLD_A r3 #define OLD_ALPHA_R s0 #define OLD_ALPHA_I s1 /****************************************************** * [fp, #-128] - [fp, #-64] is reserved * for store and restore of floating point * registers *******************************************************/ #define KKK [fp, #-240] #define KK [fp, #-244 ] #define A [fp, #-248 ] #define LDC [fp, #-252 ] #define M [fp, #-256 ] #define N [fp, #-260 ] #define K [fp, #-264 ] #define FP_ZERO [fp, #-232] #define FP_ZERO_0 [fp, #-232] #define FP_ZERO_1 [fp, #-228] #define ALPHA_I [fp, #-272] #define ALPHA_R [fp, #-280] #define B [fp, #4 ] #define C [fp, #8 ] #define OLD_LDC [fp, #12 ] #define OFFSET [fp, #16 ] #define I r0 #define J r1 #define L r2 #define AO r5 #define BO r6 #define CO1 r8 #define CO2 r9 #define K1 r7 #define BC r12 #define A_PRE 96 #define B_PRE 96 #define C_PRE 64 /************************************************************************************** * Macro definitions **************************************************************************************/ #if defined(NN) || defined(NT) || defined(TN) || defined(TT) #define KMAC_R fnmacs #define KMAC_I fmacs #define FMAC_R1 fmacs #define FMAC_R2 fnmacs #define FMAC_I1 fmacs #define FMAC_I2 fmacs #elif defined(CN) || defined(CT) #define KMAC_R fmacs #define KMAC_I fnmacs #define FMAC_R1 fmacs #define FMAC_R2 fnmacs #define FMAC_I1 fmacs #define FMAC_I2 fmacs #elif defined(NC) || defined(TC) #define KMAC_R fmacs #define KMAC_I fnmacs #define FMAC_R1 fmacs #define FMAC_R2 fmacs #define FMAC_I1 fnmacs #define FMAC_I2 fmacs #else #define KMAC_R fnmacs #define KMAC_I fmacs #define FMAC_R1 fmacs #define FMAC_R2 fmacs #define FMAC_I1 fnmacs #define FMAC_I2 fmacs #endif .macro INIT2x2 flds s8 , FP_ZERO vmov.f32 s9 , s8 vmov.f32 s10, s8 vmov.f32 s11, s8 vmov.f32 s12, s8 vmov.f32 s13, s8 vmov.f32 s14, s8 vmov.f32 s15, s8 .endm .macro KERNEL2x2_I pld [ AO, #A_PRE ] fldmias AO!, { s0 - s3 } pld [ BO, #B_PRE ] fldmias BO!, { s4 - s7 } fmuls s8 , s0, s4 fmuls s9 , s0, s5 fmuls s10 , s2, s4 fmuls s11 , s2, s5 KMAC_R s8 , s1, s5 KMAC_I s9 , s1, s4 KMAC_R s10 , s3, s5 KMAC_I s11 , s3, s4 fmuls s12 , s0, s6 fmuls s13 , s0, s7 fmuls s14 , s2, s6 fmuls s15 , s2, s7 KMAC_R s12 , s1, s7 KMAC_I s13 , s1, s6 KMAC_R s14 , s3, s7 KMAC_I s15 , s3, s6 .endm .macro KERNEL2x2_M1 pld [ AO, #A_PRE ] fldmias AO!, { s0 - s3 } pld [ BO, #B_PRE ] fldmias BO!, { s4 - s7 } fmacs s8 , s0, s4 fmacs s9 , s0, s5 fmacs s10 , s2, s4 fmacs s11 , s2, s5 KMAC_R s8 , s1, s5 KMAC_I s9 , s1, s4 KMAC_R s10 , s3, s5 KMAC_I s11 , s3, s4 fmacs s12 , s0, s6 fmacs s13 , s0, s7 fmacs s14 , s2, s6 fmacs s15 , s2, s7 KMAC_R s12 , s1, s7 KMAC_I s13 , s1, s6 KMAC_R s14 , s3, s7 KMAC_I s15 , s3, s6 .endm .macro KERNEL2x2_M2 fldmias AO!, { s0 - s3 } fldmias BO!, { s4 - s7 } fmacs s8 , s0, s4 fmacs s9 , s0, s5 fmacs s10 , s2, s4 fmacs s11 , s2, s5 KMAC_R s8 , s1, s5 KMAC_I s9 , s1, s4 KMAC_R s10 , s3, s5 KMAC_I s11 , s3, s4 fmacs s12 , s0, s6 fmacs s13 , s0, s7 fmacs s14 , s2, s6 fmacs s15 , s2, s7 KMAC_R s12 , s1, s7 KMAC_I s13 , s1, s6 KMAC_R s14 , s3, s7 KMAC_I s15 , s3, s6 .endm .macro KERNEL2x2_E fldmias AO!, { s0 - s3 } fldmias BO!, { s4 - s7 } fmacs s8 , s0, s4 fmacs s9 , s0, s5 fmacs s10 , s2, s4 fmacs s11 , s2, s5 KMAC_R s8 , s1, s5 KMAC_I s9 , s1, s4 KMAC_R s10 , s3, s5 KMAC_I s11 , s3, s4 fmacs s12 , s0, s6 fmacs s13 , s0, s7 fmacs s14 , s2, s6 fmacs s15 , s2, s7 KMAC_R s12 , s1, s7 KMAC_I s13 , s1, s6 KMAC_R s14 , s3, s7 KMAC_I s15 , s3, s6 .endm .macro KERNEL2x2_SUB fldmias AO!, { s0 - s3 } fldmias BO!, { s4 - s7 } fmacs s8 , s0, s4 fmacs s9 , s0, s5 fmacs s10 , s2, s4 fmacs s11 , s2, s5 KMAC_R s8 , s1, s5 KMAC_I s9 , s1, s4 KMAC_R s10 , s3, s5 KMAC_I s11 , s3, s4 fmacs s12 , s0, s6 fmacs s13 , s0, s7 fmacs s14 , s2, s6 fmacs s15 , s2, s7 KMAC_R s12 , s1, s7 KMAC_I s13 , s1, s6 KMAC_R s14 , s3, s7 KMAC_I s15 , s3, s6 .endm .macro SAVE2x2 ldr r3 , LDC add CO2 , CO1, r3 flds s0, ALPHA_R flds s1, ALPHA_I flds s4, FP_ZERO vmov.f32 s5, s4 vmov.f32 s6, s4 vmov.f32 s7, s4 FMAC_R1 s4 , s0 , s8 FMAC_I1 s5 , s0 , s9 FMAC_R2 s4 , s1 , s9 FMAC_I2 s5 , s1 , s8 FMAC_R1 s6 , s0 , s10 FMAC_I1 s7 , s0 , s11 FMAC_R2 s6 , s1 , s11 FMAC_I2 s7 , s1 , s10 fstmias CO1, { s4 - s7 } flds s4, FP_ZERO vmov.f32 s5, s4 vmov.f32 s6, s4 vmov.f32 s7, s4 FMAC_R1 s4 , s0 , s12 FMAC_I1 s5 , s0 , s13 FMAC_R2 s4 , s1 , s13 FMAC_I2 s5 , s1 , s12 FMAC_R1 s6 , s0 , s14 FMAC_I1 s7 , s0 , s15 FMAC_R2 s6 , s1 , s15 FMAC_I2 s7 , s1 , s14 fstmias CO2, { s4 - s7 } add CO1, CO1, #16 .endm /******************************************************************************/ .macro INIT1x2 flds s8 , FP_ZERO vmov.f32 s9 , s8 vmov.f32 s12, s8 vmov.f32 s13, s8 .endm .macro KERNEL1x2_I flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] flds s6 , [ BO, #8 ] flds s7 , [ BO, #12 ] fmuls s8 , s0, s4 KMAC_R s8 , s1, s5 fmuls s9 , s0, s5 KMAC_I s9 , s1, s4 fmuls s12 , s0, s6 KMAC_R s12 , s1, s7 fmuls s13 , s0, s7 KMAC_I s13 , s1, s6 add BO , BO, #16 add AO , AO, #8 .endm .macro KERNEL1x2_M1 flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] flds s6 , [ BO, #8 ] flds s7 , [ BO, #12 ] fmacs s8 , s0, s4 KMAC_R s8 , s1, s5 fmacs s9 , s0, s5 KMAC_I s9 , s1, s4 fmacs s12 , s0, s6 KMAC_R s12 , s1, s7 fmacs s13 , s0, s7 KMAC_I s13 , s1, s6 add BO , BO, #16 add AO , AO, #8 .endm .macro KERNEL1x2_M2 flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] flds s6 , [ BO, #8 ] flds s7 , [ BO, #12 ] fmacs s8 , s0, s4 KMAC_R s8 , s1, s5 fmacs s9 , s0, s5 KMAC_I s9 , s1, s4 fmacs s12 , s0, s6 KMAC_R s12 , s1, s7 fmacs s13 , s0, s7 KMAC_I s13 , s1, s6 add BO , BO, #16 add AO , AO, #8 .endm .macro KERNEL1x2_E flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] flds s6 , [ BO, #8 ] flds s7 , [ BO, #12 ] fmacs s8 , s0, s4 KMAC_R s8 , s1, s5 fmacs s9 , s0, s5 KMAC_I s9 , s1, s4 fmacs s12 , s0, s6 KMAC_R s12 , s1, s7 fmacs s13 , s0, s7 KMAC_I s13 , s1, s6 add BO , BO, #16 add AO , AO, #8 .endm .macro KERNEL1x2_SUB flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] flds s6 , [ BO, #8 ] flds s7 , [ BO, #12 ] fmacs s8 , s0, s4 KMAC_R s8 , s1, s5 fmacs s9 , s0, s5 KMAC_I s9 , s1, s4 fmacs s12 , s0, s6 KMAC_R s12 , s1, s7 fmacs s13 , s0, s7 KMAC_I s13 , s1, s6 add BO , BO, #16 add AO , AO, #8 .endm .macro SAVE1x2 ldr r3 , LDC add CO2 , CO1, r3 flds s0, ALPHA_R flds s1, ALPHA_I flds s4, FP_ZERO vmov.f32 s5, s4 FMAC_R1 s4 , s0 , s8 FMAC_I1 s5 , s0 , s9 FMAC_R2 s4 , s1 , s9 FMAC_I2 s5 , s1 , s8 fstmias CO1, { s4 - s5 } flds s4, FP_ZERO vmov.f32 s5, s4 FMAC_R1 s4 , s0 , s12 FMAC_I1 s5 , s0 , s13 FMAC_R2 s4 , s1 , s13 FMAC_I2 s5 , s1 , s12 fstmias CO2, { s4 - s5 } add CO1, CO1, #8 .endm /******************************************************************************/ .macro INIT2x1 flds s8 , FP_ZERO vmov.f32 s9 , s8 vmov.f32 s10, s8 vmov.f32 s11, s8 .endm .macro KERNEL2x1_I flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s2 , [ AO, #8 ] flds s3 , [ AO, #12 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] fmuls s8 , s0, s4 KMAC_R s8 , s1, s5 fmuls s9 , s0, s5 KMAC_I s9 , s1, s4 fmuls s10 , s2, s4 KMAC_R s10 , s3, s5 fmuls s11 , s2, s5 KMAC_I s11 , s3, s4 add BO , BO, #8 add AO , AO, #16 .endm .macro KERNEL2x1_M1 flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s2 , [ AO, #8 ] flds s3 , [ AO, #12 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] fmacs s8 , s0, s4 KMAC_R s8 , s1, s5 fmacs s9 , s0, s5 KMAC_I s9 , s1, s4 fmacs s10 , s2, s4 KMAC_R s10 , s3, s5 fmacs s11 , s2, s5 KMAC_I s11 , s3, s4 add BO , BO, #8 add AO , AO, #16 .endm .macro KERNEL2x1_M2 flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s2 , [ AO, #8 ] flds s3 , [ AO, #12 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] fmacs s8 , s0, s4 KMAC_R s8 , s1, s5 fmacs s9 , s0, s5 KMAC_I s9 , s1, s4 fmacs s10 , s2, s4 KMAC_R s10 , s3, s5 fmacs s11 , s2, s5 KMAC_I s11 , s3, s4 add BO , BO, #8 add AO , AO, #16 .endm .macro KERNEL2x1_E flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s2 , [ AO, #8 ] flds s3 , [ AO, #12 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] fmacs s8 , s0, s4 KMAC_R s8 , s1, s5 fmacs s9 , s0, s5 KMAC_I s9 , s1, s4 fmacs s10 , s2, s4 KMAC_R s10 , s3, s5 fmacs s11 , s2, s5 KMAC_I s11 , s3, s4 add BO , BO, #8 add AO , AO, #16 .endm .macro KERNEL2x1_SUB flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s2 , [ AO, #8 ] flds s3 , [ AO, #12 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] fmacs s8 , s0, s4 KMAC_R s8 , s1, s5 fmacs s9 , s0, s5 KMAC_I s9 , s1, s4 fmacs s10 , s2, s4 KMAC_R s10 , s3, s5 fmacs s11 , s2, s5 KMAC_I s11 , s3, s4 add BO , BO, #8 add AO , AO, #16 .endm .macro SAVE2x1 flds s0, ALPHA_R flds s1, ALPHA_I flds s4, FP_ZERO vmov.f32 s5, s4 vmov.f32 s6, s4 vmov.f32 s7, s4 FMAC_R1 s4 , s0 , s8 FMAC_I1 s5 , s0 , s9 FMAC_R2 s4 , s1 , s9 FMAC_I2 s5 , s1 , s8 FMAC_R1 s6 , s0 , s10 FMAC_I1 s7 , s0 , s11 FMAC_R2 s6 , s1 , s11 FMAC_I2 s7 , s1 , s10 fstmias CO1, { s4 - s7 } add CO1, CO1, #16 .endm /******************************************************************************/ .macro INIT1x1 flds s8 , FP_ZERO vmov.f32 s9 , s8 .endm .macro KERNEL1x1_I flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] fmuls s8 , s0, s4 KMAC_R s8 , s1, s5 fmuls s9 , s0, s5 KMAC_I s9 , s1, s4 add BO , BO, #8 add AO , AO, #8 .endm .macro KERNEL1x1_M1 flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] fmacs s8 , s0, s4 KMAC_R s8 , s1, s5 fmacs s9 , s0, s5 KMAC_I s9 , s1, s4 add BO , BO, #8 add AO , AO, #8 .endm .macro KERNEL1x1_M2 flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] fmacs s8 , s0, s4 KMAC_R s8 , s1, s5 fmacs s9 , s0, s5 KMAC_I s9 , s1, s4 add BO , BO, #8 add AO , AO, #8 .endm .macro KERNEL1x1_E flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] fmacs s8 , s0, s4 KMAC_R s8 , s1, s5 fmacs s9 , s0, s5 KMAC_I s9 , s1, s4 add BO , BO, #8 add AO , AO, #8 .endm .macro KERNEL1x1_SUB flds s0 , [ AO ] flds s1 , [ AO, #4 ] flds s4 , [ BO ] flds s5 , [ BO, #4 ] fmacs s8 , s0, s4 KMAC_R s8 , s1, s5 fmacs s9 , s0, s5 KMAC_I s9 , s1, s4 add BO , BO, #8 add AO , AO, #8 .endm .macro SAVE1x1 flds s0, ALPHA_R flds s1, ALPHA_I flds s4, FP_ZERO vmov.f32 s5, s4 FMAC_R1 s4 , s0 , s8 FMAC_I1 s5 , s0 , s9 FMAC_R2 s4 , s1 , s9 FMAC_I2 s5 , s1 , s8 fstmias CO1, { s4 - s5 } add CO1, CO1, #8 .endm /************************************************************************************** * End of macro definitions **************************************************************************************/ PROLOGUE .align 5 push {r4 - r9, fp} add fp, sp, #24 sub sp, sp, #STACKSIZE // reserve stack str OLD_M, M str OLD_N, N str OLD_K, K str OLD_A, A vstr OLD_ALPHA_R, ALPHA_R vstr OLD_ALPHA_I, ALPHA_I sub r3, fp, #128 vstm r3, { s8 - s15} // store floating point registers movs r4, #0 str r4, FP_ZERO str r4, FP_ZERO_1 ldr r3, OLD_LDC lsl r3, r3, #3 // ldc = ldc * 4 * 2 str r3, LDC ldr r3, OFFSET #ifndef LEFT neg r3 , r3 #endif str r3 , KK ldr BC, B ldr J, N asrs J, J, #1 // J = J / 2 ble _L1_BEGIN _L2_BEGIN: ldr CO1, C // CO1 = C ldr r4 , LDC lsl r4 , r4 , #1 // LDC * 2 add r3 , r4, CO1 str r3 , C // store C #if defined(LEFT) ldr r3 , OFFSET str r3 , KK #endif ldr AO, A // AO = A pld [AO , #A_PRE-64] pld [AO , #A_PRE-32] _L2_M2_BEGIN: ldr I, M asrs I, I, #1 // I = I / 2 ble _L2_M1_BEGIN _L2_M2_20: #if (defined(LEFT) && defined(TRANSA)) || \ (!defined(LEFT) && !defined(TRANSA)) mov BO, BC #else mov BO, BC ldr r3 , KK lsls r4 , r3 , #4 // 2 * 4 * 2 float values add BO , BO , r4 lsls r4 , r3 , #4 // 2 * 4 * 2 float values add AO , AO , r4 #endif #ifndef TRMMKERNEL ldr K1, K #elif (defined(LEFT) && !defined(TRANSA)) || (!defined(LEFT) && defined(TRANSA)) ldr K1, K ldr r3, KK sub K1, K1, r3 str K1, KKK #else ldr K1, KK #ifdef LEFT add K1, K1, #2 // number of values in AO #else add K1, K1, #2 // number of values in BO #endif str K1, KKK #endif asrs L , K1, #3 // L = L / 8 cmp L , #3 blt _L2_M2_30 .align 5 KERNEL2x2_I KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 sub L, L, #2 _L2_M2_22: KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 subs L, L, #1 bgt _L2_M2_22 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_E b _L2_M2_44 _L2_M2_30: tst L, #3 ble _L2_M2_40 tst L, #2 ble _L2_M2_32 KERNEL2x2_I KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_E b _L2_M2_44 _L2_M2_32: tst L, #1 ble _L2_M2_40 KERNEL2x2_I KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_M2 KERNEL2x2_M1 KERNEL2x2_E b _L2_M2_44 _L2_M2_40: INIT2x2 _L2_M2_44: ands L , K1, #7 // L = L % 8 ble _L2_M2_100 _L2_M2_46: KERNEL2x2_SUB subs L, L, #1 bne _L2_M2_46 _L2_M2_100: SAVE2x2 #if (defined(LEFT) && defined(TRANSA)) || \ (!defined(LEFT) && !defined(TRANSA)) ldr r3 , K ldr r4 , KKK sub r3 , r3 , r4 lsls r4 , r3 , #4 // 2 * 4 * 2 float values add BO , BO , r4 lsls r4 , r3 , #4 // 2 * 4 * 2 float values add AO , AO , r4 #endif #if defined(LEFT) ldr r3 , KK add r3 , r3 , #2 // number of values in AO str r3 , KK #endif _L2_M2_END: subs I, I, #1 bne _L2_M2_20 _L2_M1_BEGIN: ldr I, M tst I, #1 // I = I % 2 ble _L2_END _L2_M1_20: INIT1x2 #if (defined(LEFT) && defined(TRANSA)) || \ (!defined(LEFT) && !defined(TRANSA)) mov BO, BC #else mov BO, BC ldr r3 , KK lsls r4 , r3 , #4 // 2 * 4 * 2 float values add BO , BO , r4 lsls r4 , r3 , #3 // 1 * 4 * 2 float values add AO , AO , r4 #endif #ifndef TRMMKERNEL ldr K1, K #elif (defined(LEFT) && !defined(TRANSA)) || (!defined(LEFT) && defined(TRANSA)) ldr K1, K ldr r3, KK sub K1, K1, r3 str K1, KKK #else ldr K1, KK #ifdef LEFT add K1, K1, #1 // number of values in AO #else add K1, K1, #2 // number of values in BO #endif str K1, KKK #endif asrs L , K1, #3 // L = L / 8 ble _L2_M1_40 _L2_M1_22: KERNEL1x2_SUB KERNEL1x2_SUB KERNEL1x2_SUB KERNEL1x2_SUB KERNEL1x2_SUB KERNEL1x2_SUB KERNEL1x2_SUB KERNEL1x2_SUB subs L, L, #1 bgt _L2_M1_22 _L2_M1_40: ands L , K1, #7 // L = L % 8 ble _L2_M1_100 _L2_M1_42: KERNEL1x2_SUB subs L, L, #1 bgt _L2_M1_42 _L2_M1_100: SAVE1x2 #if (defined(LEFT) && defined(TRANSA)) || \ (!defined(LEFT) && !defined(TRANSA)) ldr r3 , K ldr r4 , KKK sub r3 , r3 , r4 lsls r4 , r3 , #4 // 2 * 4 * 2 float values add BO , BO , r4 lsls r4 , r3 , #3 // 1 * 4 * 2 float values add AO , AO , r4 #endif #if defined(LEFT) ldr r3 , KK add r3 , r3 , #1 // number of values in AO str r3 , KK #endif _L2_END: mov r3, BC ldr r4, K lsl r4, r4, #4 // k * 2 * 4 * 2 add r3, r3, r4 // B = B + K * 2 * 8 mov BC, r3 #if !defined(LEFT) ldr r3 , KK add r3 , r3 , #2 // number of values in BO str r3 , KK #endif subs J , #1 // j-- bgt _L2_BEGIN /*********************************************************************************************/ _L1_BEGIN: ldr J , N tst J , #1 ble _L999 ldr CO1, C // CO1 = C ldr r4 , LDC add r3 , r4, CO1 str r3 , C // store C #if defined(LEFT) ldr r3 , OFFSET str r3 , KK #endif ldr AO, A // AO = A _L1_M2_BEGIN: ldr I, M asrs I, I, #1 // I = I / 2 ble _L1_M1_BEGIN _L1_M2_20: #if (defined(LEFT) && defined(TRANSA)) || \ (!defined(LEFT) && !defined(TRANSA)) mov BO, BC #else mov BO, BC ldr r3 , KK lsls r4 , r3 , #3 // 1 * 4 * 2 float values add BO , BO , r4 lsls r4 , r3 , #4 // 2 * 4 * 2 float values add AO , AO , r4 #endif #ifndef TRMMKERNEL ldr K1, K #elif (defined(LEFT) && !defined(TRANSA)) || (!defined(LEFT) && defined(TRANSA)) ldr K1, K ldr r3, KK sub K1, K1, r3 str K1, KKK #else ldr K1, KK #ifdef LEFT add K1, K1, #2 // number of values in AO #else add K1, K1, #1 // number of values in BO #endif str K1, KKK #endif asrs L , K1, #3 // L = L / 8 cmp L , #3 blt _L1_M2_30 .align 5 KERNEL2x1_I KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 sub L, L, #2 _L1_M2_22: KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 subs L, L, #1 bgt _L1_M2_22 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_E b _L1_M2_44 _L1_M2_30: tst L, #3 ble _L1_M2_40 tst L, #2 ble _L1_M2_32 KERNEL2x1_I KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_E b _L1_M2_44 _L1_M2_32: tst L, #1 ble _L1_M2_40 KERNEL2x1_I KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_M2 KERNEL2x1_M1 KERNEL2x1_E b _L1_M2_44 _L1_M2_40: INIT2x1 _L1_M2_44: ands L , K1, #7 // L = L % 8 ble _L1_M2_100 _L1_M2_46: KERNEL2x1_SUB subs L, L, #1 bne _L1_M2_46 _L1_M2_100: SAVE2x1 #if (defined(LEFT) && defined(TRANSA)) || \ (!defined(LEFT) && !defined(TRANSA)) ldr r3 , K ldr r4 , KKK sub r3 , r3 , r4 lsls r4 , r3 , #3 // 1 * 4 * 2 float values add BO , BO , r4 lsls r4 , r3 , #4 // 2 * 4 * 2 float values add AO , AO , r4 #endif #if defined(LEFT) ldr r3 , KK add r3 , r3 , #2 // number of values in AO str r3 , KK #endif _L1_M2_END: subs I, I, #1 bne _L1_M2_20 _L1_M1_BEGIN: ldr I, M tst I, #1 // I = I % 2 ble _L1_END _L1_M1_20: INIT1x1 #if (defined(LEFT) && defined(TRANSA)) || \ (!defined(LEFT) && !defined(TRANSA)) mov BO, BC #else mov BO, BC ldr r3 , KK lsls r4 , r3 , #3 // 1 * 4 * 2 float values add BO , BO , r4 lsls r4 , r3 , #3 // 1 * 4 * 2 float values add AO , AO , r4 #endif #ifndef TRMMKERNEL ldr K1, K #elif (defined(LEFT) && !defined(TRANSA)) || (!defined(LEFT) && defined(TRANSA)) ldr K1, K ldr r3, KK sub K1, K1, r3 str K1, KKK #else ldr K1, KK #ifdef LEFT add K1, K1, #1 // number of values in AO #else add K1, K1, #1 // number of values in BO #endif str K1, KKK #endif asrs L , K1, #3 // L = L / 8 ble _L1_M1_40 _L1_M1_22: KERNEL1x1_SUB KERNEL1x1_SUB KERNEL1x1_SUB KERNEL1x1_SUB KERNEL1x1_SUB KERNEL1x1_SUB KERNEL1x1_SUB KERNEL1x1_SUB subs L, L, #1 bgt _L1_M1_22 _L1_M1_40: ands L , K1, #7 // L = L % 8 ble _L1_M1_100 _L1_M1_42: KERNEL1x1_SUB subs L, L, #1 bgt _L1_M1_42 _L1_M1_100: SAVE1x1 _L1_END: _L999: sub r3, fp, #128 vldm r3, { s8 - s15} // restore floating point registers movs r0, #0 // set return value sub sp, fp, #24 pop {r4 - r9, fp} bx lr EPILOGUE