/*************************************************************************** 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. *****************************************************************************/ /************************************************************************************** * 2013/11/29 Saar * BLASTEST : OK * CTEST : OK * TEST : OK * **************************************************************************************/ #define ASSEMBLER #include "common.h" #define STACKSIZE 256 #define OLD_LDA [fp, #0 ] #define X [fp, #4 ] #define OLD_INC_X [fp, #8 ] #define Y [fp, #12 ] #define OLD_INC_Y [fp, #16 ] #define OLD_A r3 #define OLD_N r1 #define M r0 #define AO1 r1 #define J r2 #define AO2 r4 #define XO r5 #define YO r6 #define LDA r7 #define INC_X r8 #define INC_Y r9 #define I r12 #define FP_ZERO [fp, #-228] #define FP_ZERO_0 [fp, #-228] #define FP_ZERO_1 [fp, #-224] #define N [fp, #-252 ] #define A [fp, #-256 ] #define X_PRE 512 #define A_PRE 512 #define Y_PRE 32 /************************************************************************************** * Macro definitions **************************************************************************************/ #if !defined(CONJ) && !defined(XCONJ) #define KMAC_R fnmacd #define KMAC_I fmacd #define FMAC_R1 fmacd #define FMAC_R2 fnmacd #define FMAC_I1 fmacd #define FMAC_I2 fmacd #elif defined(CONJ) && !defined(XCONJ) #define KMAC_R fmacd #define KMAC_I fnmacd #define FMAC_R1 fmacd #define FMAC_R2 fnmacd #define FMAC_I1 fmacd #define FMAC_I2 fmacd #elif !defined(CONJ) && defined(XCONJ) #define KMAC_R fmacd #define KMAC_I fnmacd #define FMAC_R1 fmacd #define FMAC_R2 fmacd #define FMAC_I1 fnmacd #define FMAC_I2 fmacd #else #define KMAC_R fnmacd #define KMAC_I fmacd #define FMAC_R1 fmacd #define FMAC_R2 fmacd #define FMAC_I1 fnmacd #define FMAC_I2 fmacd #endif .macro INIT_F2 fldd d12, FP_ZERO vmov.f64 d13, d12 vmov.f64 d14, d12 vmov.f64 d15, d12 .endm .macro KERNEL_F2X4 KERNEL_F2X1 KERNEL_F2X1 KERNEL_F2X1 KERNEL_F2X1 .endm .macro KERNEL_F2X1 fldmiad XO! , { d2 - d3 } fldmiad AO1!, { d4 - d5 } fmacd d12 , d4 , d2 fmacd d13 , d4 , d3 fldmiad AO2!, { d8 - d9 } KMAC_R d12 , d5 , d3 KMAC_I d13 , d5 , d2 fmacd d14 , d8 , d2 fmacd d15 , d8 , d3 KMAC_R d14 , d9 , d3 KMAC_I d15 , d9 , d2 .endm .macro SAVE_F2 fldmiad YO, { d4 - d7 } FMAC_R1 d4 , d0 , d12 FMAC_I1 d5 , d0 , d13 FMAC_R2 d4 , d1 , d13 FMAC_I2 d5 , d1 , d12 FMAC_R1 d6 , d0 , d14 FMAC_I1 d7 , d0 , d15 FMAC_R2 d6 , d1 , d15 FMAC_I2 d7 , d1 , d14 fstmiad YO!, { d4 - d7 } .endm /************************************************************************************************/ .macro INIT_F1 fldd d12, FP_ZERO vmov.f64 d13, d12 .endm .macro KERNEL_F1X4 KERNEL_F1X1 KERNEL_F1X1 KERNEL_F1X1 KERNEL_F1X1 .endm .macro KERNEL_F1X1 fldmiad XO! , { d2 - d3 } fldmiad AO1!, { d4 - d5 } fmacd d12 , d4 , d2 fmacd d13 , d4 , d3 KMAC_R d12 , d5 , d3 KMAC_I d13 , d5 , d2 .endm .macro SAVE_F1 fldmiad YO, { d4 - d5 } FMAC_R1 d4 , d0 , d12 FMAC_I1 d5 , d0 , d13 FMAC_R2 d4 , d1 , d13 FMAC_I2 d5 , d1 , d12 fstmiad YO!, { d4 - d5 } .endm /************************************************************************************************/ .macro INIT_S2 fldd d12, FP_ZERO vmov.f64 d13, d12 vmov.f64 d14, d12 vmov.f64 d15, d12 .endm .macro KERNEL_S2X4 KERNEL_S2X1 KERNEL_S2X1 KERNEL_S2X1 KERNEL_S2X1 .endm .macro KERNEL_S2X1 fldmiad XO , { d2 - d3 } fldmiad AO1!, { d4 - d5 } fldmiad AO2!, { d8 - d9 } fmacd d12 , d4 , d2 fmacd d13 , d4 , d3 KMAC_R d12 , d5 , d3 KMAC_I d13 , d5 , d2 fmacd d14 , d8 , d2 fmacd d15 , d8 , d3 KMAC_R d14 , d9 , d3 KMAC_I d15 , d9 , d2 add XO, XO, INC_X .endm .macro SAVE_S2 fldmiad YO, { d4 - d5 } FMAC_R1 d4 , d0 , d12 FMAC_I1 d5 , d0 , d13 FMAC_R2 d4 , d1 , d13 FMAC_I2 d5 , d1 , d12 fstmiad YO, { d4 - d5 } add YO, YO, INC_Y fldmiad YO, { d6 - d7 } FMAC_R1 d6 , d0 , d14 FMAC_I1 d7 , d0 , d15 FMAC_R2 d6 , d1 , d15 FMAC_I2 d7 , d1 , d14 fstmiad YO, { d6 - d7 } add YO, YO, INC_Y .endm /************************************************************************************************/ .macro INIT_S1 fldd d12, FP_ZERO vmov.f64 d13, d12 .endm .macro KERNEL_S1X4 KERNEL_S1X1 KERNEL_S1X1 KERNEL_S1X1 KERNEL_S1X1 .endm .macro KERNEL_S1X1 fldmiad XO , { d2 - d3 } fldmiad AO1!, { d4 - d5 } fmacd d12 , d4 , d2 fmacd d13 , d4 , d3 KMAC_R d12 , d5 , d3 KMAC_I d13 , d5 , d2 add XO, XO, INC_X .endm .macro SAVE_S1 fldmiad YO, { d4 - d5 } FMAC_R1 d4 , d0 , d12 FMAC_I1 d5 , d0 , d13 FMAC_R2 d4 , d1 , d13 FMAC_I2 d5 , d1 , d12 fstmiad YO, { d4 - d5 } add YO, YO, INC_Y .endm /************************************************************************************** * End of macro definitions **************************************************************************************/ PROLOGUE .align 5 push {r4 - r9 , fp} add fp, sp, #28 sub sp, sp, #STACKSIZE // reserve stack sub r12, fp, #192 #if defined(DOUBLE) vstm r12, { d8 - d15 } // store floating point registers #else vstm r12, { s8 - s15 } // store floating point registers #endif movs r12, #0 str r12, FP_ZERO str r12, FP_ZERO_1 cmp M, #0 ble zgemvt_kernel_L999 cmp OLD_N, #0 ble zgemvt_kernel_L999 str OLD_A, A str OLD_N, N ldr INC_X , OLD_INC_X ldr INC_Y , OLD_INC_Y cmp INC_X, #0 beq zgemvt_kernel_L999 cmp INC_Y, #0 beq zgemvt_kernel_L999 ldr LDA, OLD_LDA #if defined(DOUBLE) lsl LDA, LDA, #4 // LDA * SIZE #else lsl LDA, LDA, #3 // LDA * SIZE #endif cmp INC_X, #1 bne zgemvt_kernel_S2_BEGIN cmp INC_Y, #1 bne zgemvt_kernel_S2_BEGIN zgemvt_kernel_F2_BEGIN: ldr YO , Y ldr J, N asrs J, J, #1 // J = N / 2 ble zgemvt_kernel_F1_BEGIN zgemvt_kernel_F2X4: ldr AO1, A add AO2, AO1, LDA add r3 , AO2, LDA str r3 , A ldr XO , X INIT_F2 asrs I, M, #2 // I = M / 4 ble zgemvt_kernel_F2X1 zgemvt_kernel_F2X4_10: KERNEL_F2X4 subs I, I, #1 bne zgemvt_kernel_F2X4_10 zgemvt_kernel_F2X1: ands I, M , #3 ble zgemvt_kernel_F2_END zgemvt_kernel_F2X1_10: KERNEL_F2X1 subs I, I, #1 bne zgemvt_kernel_F2X1_10 zgemvt_kernel_F2_END: SAVE_F2 subs J , J , #1 bne zgemvt_kernel_F2X4 zgemvt_kernel_F1_BEGIN: ldr J, N ands J, J, #1 ble zgemvt_kernel_L999 zgemvt_kernel_F1X4: ldr AO1, A ldr XO , X INIT_F1 asrs I, M, #2 // I = M / 4 ble zgemvt_kernel_F1X1 zgemvt_kernel_F1X4_10: KERNEL_F1X4 subs I, I, #1 bne zgemvt_kernel_F1X4_10 zgemvt_kernel_F1X1: ands I, M , #3 ble zgemvt_kernel_F1_END zgemvt_kernel_F1X1_10: KERNEL_F1X1 subs I, I, #1 bne zgemvt_kernel_F1X1_10 zgemvt_kernel_F1_END: SAVE_F1 b zgemvt_kernel_L999 /*************************************************************************************************************/ zgemvt_kernel_S2_BEGIN: #if defined(DOUBLE) lsl INC_X, INC_X, #4 // INC_X * SIZE lsl INC_Y, INC_Y, #4 // INC_Y * SIZE #else lsl INC_X, INC_X, #3 // INC_X * SIZE lsl INC_Y, INC_Y, #3 // INC_Y * SIZE #endif ldr YO , Y ldr J, N asrs J, J, #1 // J = N / 2 ble zgemvt_kernel_S1_BEGIN zgemvt_kernel_S2X4: ldr AO1, A add AO2, AO1, LDA add r3 , AO2, LDA str r3 , A ldr XO , X INIT_S2 asrs I, M, #2 // I = M / 4 ble zgemvt_kernel_S2X1 zgemvt_kernel_S2X4_10: KERNEL_S2X4 subs I, I, #1 bne zgemvt_kernel_S2X4_10 zgemvt_kernel_S2X1: ands I, M , #3 ble zgemvt_kernel_S2_END zgemvt_kernel_S2X1_10: KERNEL_S2X1 subs I, I, #1 bne zgemvt_kernel_S2X1_10 zgemvt_kernel_S2_END: SAVE_S2 subs J , J , #1 bne zgemvt_kernel_S2X4 zgemvt_kernel_S1_BEGIN: ldr J, N ands J, J, #1 ble zgemvt_kernel_L999 zgemvt_kernel_S1X4: ldr AO1, A ldr XO , X INIT_S1 asrs I, M, #2 // I = M / 4 ble zgemvt_kernel_S1X1 zgemvt_kernel_S1X4_10: KERNEL_S1X4 subs I, I, #1 bne zgemvt_kernel_S1X4_10 zgemvt_kernel_S1X1: ands I, M , #3 ble zgemvt_kernel_S1_END zgemvt_kernel_S1X1_10: KERNEL_S1X1 subs I, I, #1 bne zgemvt_kernel_S1X1_10 zgemvt_kernel_S1_END: SAVE_S1 /*************************************************************************************************************/ zgemvt_kernel_L999: sub r3, fp, #192 #if defined(DOUBLE) vldm r3, { d8 - d15 } // restore floating point registers #else vldm r3, { s8 - s15 } // restore floating point registers #endif mov r0, #0 // set return value sub sp, fp, #28 pop {r4 -r9 ,fp} bx lr EPILOGUE