diff --git a/kernel/arm/KERNEL.ARMV6 b/kernel/arm/KERNEL.ARMV6 index 1f2510bc3..9dad061d9 100644 --- a/kernel/arm/KERNEL.ARMV6 +++ b/kernel/arm/KERNEL.ARMV6 @@ -70,8 +70,8 @@ DSWAPKERNEL = swap_vfp.S CSWAPKERNEL = swap_vfp.S ZSWAPKERNEL = swap_vfp.S -SGEMVNKERNEL = gemv_n.c -DGEMVNKERNEL = gemv_n.c +SGEMVNKERNEL = gemv_n_vfp.S +DGEMVNKERNEL = gemv_n_vfp.S CGEMVNKERNEL = zgemv_n.c ZGEMVNKERNEL = zgemv_n.c diff --git a/kernel/arm/gemv_n_vfp.S b/kernel/arm/gemv_n_vfp.S new file mode 100644 index 000000000..47265994c --- /dev/null +++ b/kernel/arm/gemv_n_vfp.S @@ -0,0 +1,675 @@ +/*************************************************************************** +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. +*****************************************************************************/ + +/************************************************************************************** +* 2013/11/24 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_M r0 + +#define AO1 r0 +#define N 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 M [fp, #-252 ] +#define A [fp, #-256 ] + + +#define X_PRE 64 +#define Y_PRE 0 +#define A_PRE 0 + +/************************************************************************************** +* Macro definitions +**************************************************************************************/ + + +#if defined(DOUBLE) + +.macro INIT_F4 + + pld [ YO , #Y_PRE ] + + vsub.f64 d12 , d12 , d12 + vmov.f64 d13 , d12 + vmov.f64 d14 , d12 + vmov.f64 d15 , d12 + +.endm + +.macro KERNEL_F4X4 + + pld [ XO , #X_PRE ] + KERNEL_F4X1 + KERNEL_F4X1 + KERNEL_F4X1 + KERNEL_F4X1 + +.endm + + +.macro KERNEL_F4X1 + + fldmiad XO! , { d2 } + fldmiad AO1 , { d8 - d11 } + + vmla.f64 d12 , d2 , d8 + pld [ AO2 , #A_PRE ] + vmla.f64 d13 , d2 , d9 + add AO1, AO1, LDA + vmla.f64 d14 , d2 , d10 + vmla.f64 d15 , d2 , d11 + add AO2, AO2, LDA + +.endm + +.macro SAVE_F4 + + fldmiad YO, { d4 - d7 } + + vmla.f64 d4 , d0, d12 + vmla.f64 d5 , d0, d13 + vmla.f64 d6 , d0, d14 + vmla.f64 d7 , d0, d15 + + fstmiad YO!, { d4 - d7 } + +.endm + + +.macro INIT_F1 + + vsub.f64 d12 , d12 , d12 + +.endm + + + +.macro KERNEL_F1X1 + + fldmiad XO! , { d2 } + fldmiad AO1 , { d8 } + vmla.f64 d12 , d2 , d8 + add AO1, AO1, LDA + +.endm + +.macro SAVE_F1 + + fldmiad YO, { d4 } + vmla.f64 d4, d0, d12 + fstmiad YO!, { d4 } + +.endm + +/*********************************************************************************************/ + +.macro INIT_S4 + + vsub.f64 d12 , d12 , d12 + vmov.f64 d13 , d12 + vmov.f64 d14 , d12 + vmov.f64 d15 , d12 + +.endm + +.macro KERNEL_S4X4 + + KERNEL_S4X1 + KERNEL_S4X1 + KERNEL_S4X1 + KERNEL_S4X1 + +.endm + + +.macro KERNEL_S4X1 + + pld [ AO2 , #A_PRE ] + fldmiad XO , { d2 } + fldmiad AO1 , { d8 - d11 } + + vmla.f64 d12 , d2 , d8 + add AO1, AO1, LDA + vmla.f64 d13 , d2 , d9 + add AO2, AO2, LDA + vmla.f64 d14 , d2 , d10 + vmla.f64 d15 , d2 , d11 + add XO, XO , INC_X + +.endm + +.macro SAVE_S4 + + fldmiad YO, { d4 } + vmla.f64 d4 , d0, d12 + fstmiad YO, { d4 } + add YO, YO, INC_Y + + fldmiad YO, { d5 } + vmla.f64 d5 , d0, d13 + fstmiad YO, { d5 } + add YO, YO, INC_Y + + fldmiad YO, { d4 } + vmla.f64 d4 , d0, d14 + fstmiad YO, { d4 } + add YO, YO, INC_Y + + fldmiad YO, { d5 } + vmla.f64 d5 , d0, d15 + fstmiad YO, { d5 } + add YO, YO, INC_Y + +.endm + + +.macro INIT_S1 + + vsub.f64 d12 , d12 , d12 + +.endm + + + +.macro KERNEL_S1X1 + + fldmiad XO , { d2 } + fldmiad AO1 , { d8 } + vmla.f64 d12 , d2 , d8 + add AO1, AO1, LDA + add XO, XO , INC_X + +.endm + +.macro SAVE_S1 + + fldmiad YO, { d4 } + vmla.f64 d4, d0, d12 + fstmiad YO , { d4 } + add YO, YO, INC_Y + +.endm + + + + +#else /************************* SINGLE PRECISION *****************************************/ + +.macro INIT_F4 + + pld [ YO , #Y_PRE ] + + vsub.f32 s12 , s12 , s12 + vmov.f32 s13 , s12 + vmov.f32 s14 , s12 + vmov.f32 s15 , s12 + +.endm + +.macro KERNEL_F4X4 + + pld [ XO , #X_PRE ] + KERNEL_F4X1 + KERNEL_F4X1 + KERNEL_F4X1 + KERNEL_F4X1 + +.endm + + +.macro KERNEL_F4X1 + + fldmias XO! , { s2 } + fldmias AO1 , { s8 - s11 } + + vmla.f32 s12 , s2 , s8 + vmla.f32 s13 , s2 , s9 + vmla.f32 s14 , s2 , s10 + vmla.f32 s15 , s2 , s11 + add AO1, AO1, LDA + add AO2, AO2, LDA + +.endm + +.macro SAVE_F4 + + fldmias YO, { s4 - s7 } + + vmla.f32 s4 , s0, s12 + vmla.f32 s5 , s0, s13 + vmla.f32 s6 , s0, s14 + vmla.f32 s7 , s0, s15 + + fstmias YO!, { s4 - s7 } + +.endm + + +.macro INIT_F1 + + vsub.f32 s12 , s12 , s12 + +.endm + + + +.macro KERNEL_F1X1 + + fldmias XO! , { s2 } + fldmias AO1 , { s8 } + vmla.f32 s12 , s2 , s8 + add AO1, AO1, LDA + +.endm + +.macro SAVE_F1 + + fldmias YO, { s4 } + vmla.f32 s4, s0, s12 + fstmias YO!, { s4 } + +.endm + +/*********************************************************************************************/ + +.macro INIT_S4 + + vsub.f32 s12 , s12 , s12 + vmov.f32 s13 , s12 + vmov.f32 s14 , s12 + vmov.f32 s15 , s12 + +.endm + +.macro KERNEL_S4X4 + + KERNEL_S4X1 + KERNEL_S4X1 + KERNEL_S4X1 + KERNEL_S4X1 + +.endm + + +.macro KERNEL_S4X1 + + pld [ AO2 , #A_PRE ] + fldmias XO , { s2 } + fldmias AO1 , { s8 - s11 } + + vmla.f32 s12 , s2 , s8 + vmla.f32 s13 , s2 , s9 + vmla.f32 s14 , s2 , s10 + vmla.f32 s15 , s2 , s11 + add AO1, AO1, LDA + add AO2, AO2, LDA + add XO, XO , INC_X + +.endm + +.macro SAVE_S4 + + fldmias YO, { s4 } + vmla.f32 s4 , s0, s12 + fstmias YO, { s4 } + add YO, YO, INC_Y + + fldmias YO, { s5 } + vmla.f32 s5 , s0, s13 + fstmias YO, { s5 } + add YO, YO, INC_Y + + fldmias YO, { s4 } + vmla.f32 s4 , s0, s14 + fstmias YO, { s4 } + add YO, YO, INC_Y + + fldmias YO, { s5 } + vmla.f32 s5 , s0, s15 + fstmias YO, { s5 } + add YO, YO, INC_Y + +.endm + + +.macro INIT_S1 + + vsub.f32 s12 , s12 , s12 + +.endm + + + +.macro KERNEL_S1X1 + + fldmias XO , { s2 } + fldmias AO1 , { s8 } + vmla.f32 s12 , s2 , s8 + add AO1, AO1, LDA + add XO, XO , INC_X + +.endm + +.macro SAVE_S1 + + fldmias YO, { s4 } + vmla.f32 s4, s0, s12 + fstmias YO , { s4 } + add YO, YO, INC_Y + +.endm + + + + +#endif + +/************************************************************************************** +* 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 + + cmp OLD_M, #0 + ble gemvn_kernel_L999 + + cmp N, #0 + ble gemvn_kernel_L999 + + str OLD_A, A + str OLD_M, M + + ldr INC_X , OLD_INC_X + ldr INC_Y , OLD_INC_Y + + cmp INC_X, #0 + beq gemvn_kernel_L999 + + cmp INC_Y, #0 + beq gemvn_kernel_L999 + + ldr LDA, OLD_LDA + + +#if defined(DOUBLE) + lsl LDA, LDA, #3 // LDA * SIZE +#else + lsl LDA, LDA, #2 // LDA * SIZE +#endif + + cmp INC_X, #1 + bne gemvn_kernel_S4_BEGIN + + cmp INC_Y, #1 + bne gemvn_kernel_S4_BEGIN + + +gemvn_kernel_F4_BEGIN: + + ldr YO , Y + + ldr I, M + asrs I, I, #2 // I = M / 4 + ble gemvn_kernel_F1_BEGIN + +gemvn_kernel_F4X4: + + ldr AO1, A + add AO2, AO1, LDA + add r3 , AO1, #4*SIZE + str r3 , A + + ldr XO , X + + INIT_F4 + + asrs J, N, #2 // J = N / 4 + ble gemvn_kernel_F4X1 + + +gemvn_kernel_F4X4_10: + + KERNEL_F4X4 + + subs J, J, #1 + bne gemvn_kernel_F4X4_10 + + +gemvn_kernel_F4X1: + + ands J, N , #3 + ble gemvn_kernel_F4_END + +gemvn_kernel_F4X1_10: + + KERNEL_F4X1 + + subs J, J, #1 + bne gemvn_kernel_F4X1_10 + + +gemvn_kernel_F4_END: + + SAVE_F4 + + subs I , I , #1 + bne gemvn_kernel_F4X4 + + +gemvn_kernel_F1_BEGIN: + + ldr I, M + ands I, I , #3 + ble gemvn_kernel_L999 + +gemvn_kernel_F1X1: + + ldr AO1, A + add r3, AO1, #SIZE + str r3, A + + ldr XO , X + + INIT_F1 + + mov J, N + + +gemvn_kernel_F1X1_10: + + KERNEL_F1X1 + + subs J, J, #1 + bne gemvn_kernel_F1X1_10 + + +gemvn_kernel_F1_END: + + SAVE_F1 + + subs I , I , #1 + bne gemvn_kernel_F1X1 + + b gemvn_kernel_L999 + + + +/*************************************************************************************************************/ + +gemvn_kernel_S4_BEGIN: + +#if defined(DOUBLE) + lsl INC_X, INC_X, #3 // INC_X * SIZE + lsl INC_Y, INC_Y, #3 // INC_Y * SIZE +#else + lsl INC_X, INC_X, #2 // INC_X * SIZE + lsl INC_Y, INC_Y, #2 // INC_Y * SIZE +#endif + + ldr YO , Y + + ldr I, M + asrs I, I, #2 // I = M / 4 + ble gemvn_kernel_S1_BEGIN + +gemvn_kernel_S4X4: + + ldr AO1, A + add AO2, AO1, LDA + add r3 , AO1, #4*SIZE + str r3 , A + + ldr XO , X + + INIT_S4 + + asrs J, N, #2 // J = N / 4 + ble gemvn_kernel_S4X1 + + +gemvn_kernel_S4X4_10: + + KERNEL_S4X4 + + subs J, J, #1 + bne gemvn_kernel_S4X4_10 + + +gemvn_kernel_S4X1: + + ands J, N , #3 + ble gemvn_kernel_S4_END + +gemvn_kernel_S4X1_10: + + KERNEL_S4X1 + + subs J, J, #1 + bne gemvn_kernel_S4X1_10 + + +gemvn_kernel_S4_END: + + SAVE_S4 + + subs I , I , #1 + bne gemvn_kernel_S4X4 + + +gemvn_kernel_S1_BEGIN: + + ldr I, M + ands I, I , #3 + ble gemvn_kernel_L999 + +gemvn_kernel_S1X1: + + ldr AO1, A + add r3, AO1, #SIZE + str r3, A + + ldr XO , X + + INIT_S1 + + mov J, N + + +gemvn_kernel_S1X1_10: + + KERNEL_S1X1 + + subs J, J, #1 + bne gemvn_kernel_S1X1_10 + + +gemvn_kernel_S1_END: + + SAVE_S1 + + subs I , I , #1 + bne gemvn_kernel_S1X1 + + +/*************************************************************************************************************/ + +gemvn_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 +