import numpy as np
import math
import argparse
import sys
import struct
sys.path.append("PatternGeneration")
import Tools
# Force to f16 value
def f16(x):
return struct.unpack('<e', struct.pack('<e', x))[0]
# Force to f32 value
def f32(x):
return struct.unpack('<f', struct.pack('<f', x))[0]
parser = argparse.ArgumentParser(description='Generate C arrays')
parser.add_argument('-f', nargs='?',type = str, default="../Source/CommonTables/arm_mve_tables.c", help="C File path")
parser.add_argument('-f16', nargs='?',type = str, default="../Source/CommonTables/arm_mve_tables_f16.c", help="C File path")
parser.add_argument('-he', nargs='?',type = str, default="../Include/arm_mve_tables.h", help="H File path")
parser.add_argument('-he16', nargs='?',type = str, default="../Include/arm_mve_tables_f16.h", help="H File path")
args = parser.parse_args()
COLLIM = 80
condition="""#if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_ALL_FFT_TABLES) || defined(ARM_TABLE_TWIDDLECOEF_%s_%d) || defined(ARM_TABLE_TWIDDLECOEF_%s_%d)
"""
F32 = 1
F16 = 2
Q31 = 3
Q15 = 4
Q7 = 5
def printCUInt32Array(f,name,arr):
nb = 0
print("uint32_t %s[%d]={" % (name,len(arr)),file=f)
for d in arr:
val = "%d," % d
nb = nb + len(val)
if nb > COLLIM:
print("",file=f)
nb = len(val)
print(val,end="",file=f)
print("};\n",file=f)
def printCFloat32Array(f,name,arr):
nb = 0
print("float32_t %s[%d]={" % (name,len(arr)),file=f)
for d in arr:
val = "%.20ff," % f32(d)
nb = nb + len(val)
if nb > COLLIM:
print("",file=f)
nb = len(val)
print(val,end="",file=f)
print("};\n",file=f)
def printCFloat16Array(f,name,arr):
nb = 0
print("float16_t %s[%d]={" % (name,len(arr)),file=f)
for d in arr:
val = "(float16_t)%.13ff," % f16(d)
nb = nb + len(val)
if nb > COLLIM:
print("",file=f)
nb = len(val)
print(val,end="",file=f)
print("};\n",file=f)
def printCQ31Array(f,name,arr):
nb = 0
print("q31_t %s[%d]={" % (name,len(arr)),file=f)
for d in arr:
val = "%s," % Tools.to_q31(d)
nb = nb + len(val)
if nb > COLLIM:
print("",file=f)
nb = len(val)
print(val,end="",file=f)
print("};\n",file=f)
def printCQ15Array(f,name,arr):
nb = 0
print("q15_t %s[%d]={" % (name,len(arr)),file=f)
for d in arr:
val = "%s," % Tools.to_q15(d)
nb = nb + len(val)
if nb > COLLIM:
print("",file=f)
nb = len(val)
print(val,end="",file=f)
print("};\n",file=f)
def printCQ7Array(f,name,arr):
nb = 0
print("q7_t %s[%d]={" % (name,len(arr)),file=f)
for d in arr:
val = "%s," % Tools.to_q7(d)
nb = nb + len(val)
if nb > COLLIM:
print("",file=f)
nb = len(val)
print(val,end="",file=f)
print("};\n",file=f)
def printHUInt32Array(f,name,arr):
print("extern uint32_t %s[%d];" % (name,len(arr)),file=f)
def printHFloat32Array(f,name,arr):
print("extern float32_t %s[%d];" % (name,len(arr)),file=f)
def printHFloat16Array(f,name,arr):
print("extern float16_t %s[%d];" % (name,len(arr)),file=f)
def printHQ31Array(f,name,arr):
print("extern q31_t %s[%d];" % (name,len(arr)),file=f)
def printHQ15Array(f,name,arr):
print("extern q15_t %s[%d];" % (name,len(arr)),file=f)
def printHQ7Array(f,name,arr):
print("extern q7_t %s[%d];" % (name,len(arr)),file=f)
def twiddle(n):
a=2.0*math.pi*np.linspace(0,n,num=n,endpoint=False)/n
c=np.cos(a)
s=np.sin(a)
r = np.empty((c.size + s.size,), dtype=c.dtype)
r[0::2] = c
r[1::2] = s
return(r)
def reorderTwiddle(theType,conjugate,f,h,n):
numStages = 6
coefs= twiddle(n)
if n == 4096:
numStages = 6
arraySize = 1364
if n == 1024:
numStages = 5
arraySize = 340
if n == 256:
numStages = 4
arraySize = 84
if n == 64:
numStages = 3
arraySize = 20
if n == 16:
numStages = 2
arraySize = 4
incr = 1
nbOfElt = n
maxNb = 0
tab1 = np.zeros(2*arraySize)
tab2 = np.zeros(2*arraySize)
tab3 = np.zeros(2*arraySize)
tab1Index=0
tab2Index=0
tab3Index=0
tab1Offset = np.zeros(numStages)
tab2Offset = np.zeros(numStages)
tab3Offset = np.zeros(numStages)
for stage in range(0,numStages-1):
nbOfElt = nbOfElt >> 2
pVectCoef1 = 0
pVectCoef2 = 0
pVectCoef3 = 0
tab1Offset[stage] = tab1Index
tab2Offset[stage] = tab2Index
tab3Offset[stage] = tab3Index
for i in range(0,nbOfElt):
tab1[tab1Index] = coefs[pVectCoef1]
if not conjugate:
tab1[tab1Index + 1] = coefs[pVectCoef1 + 1]
else:
tab1[tab1Index + 1] = -coefs[pVectCoef1 + 1]
tab1Index = tab1Index + 2
pVectCoef1 = pVectCoef1 + (incr * 1 * 2)
tab2[tab2Index] = coefs[pVectCoef2]
if not conjugate:
tab2[tab2Index + 1] = coefs[pVectCoef2 + 1]
else:
tab2[tab2Index + 1] = -coefs[pVectCoef2 + 1]
tab2Index = tab2Index + 2
pVectCoef2 = pVectCoef2 + (incr * 2 * 2)
tab3[tab3Index] = coefs[pVectCoef3]
if not conjugate:
tab3[tab3Index + 1] = coefs[pVectCoef3 + 1]
else:
tab3[tab3Index + 1] = -coefs[pVectCoef3 + 1]
tab3Index = tab3Index + 2
pVectCoef3 = pVectCoef3 + (incr * 3 * 2)
maxNb = maxNb + 1
incr = 4 * incr
# F32 SECTION FOR THIS FFT LENGTH
if theType == F32:
print(condition % ("F32",n, "F32",n << 1),file=f)
print(condition % ("F32",n, "F32",n << 1),file=h)
printCUInt32Array(f,"rearranged_twiddle_tab_stride1_arr_%d_f32" % n,list(tab1Offset))
printHUInt32Array(h,"rearranged_twiddle_tab_stride1_arr_%d_f32" % n,list(tab1Offset))
printCUInt32Array(f,"rearranged_twiddle_tab_stride2_arr_%d_f32" % n,list(tab2Offset))
printHUInt32Array(h,"rearranged_twiddle_tab_stride2_arr_%d_f32" % n,list(tab2Offset))
printCUInt32Array(f,"rearranged_twiddle_tab_stride3_arr_%d_f32" % n,list(tab3Offset))
printHUInt32Array(h,"rearranged_twiddle_tab_stride3_arr_%d_f32" % n,list(tab3Offset))
printCFloat32Array(f,"rearranged_twiddle_stride1_%d_f32" % n,list(tab1))
printHFloat32Array(h,"rearranged_twiddle_stride1_%d_f32" % n,list(tab1))
printCFloat32Array(f,"rearranged_twiddle_stride2_%d_f32" % n,list(tab2))
printHFloat32Array(h,"rearranged_twiddle_stride2_%d_f32" % n,list(tab2))
printCFloat32Array(f,"rearranged_twiddle_stride3_%d_f32" % n,list(tab3))
printHFloat32Array(h,"rearranged_twiddle_stride3_%d_f32" % n,list(tab3))
print("#endif\n",file=f)
print("#endif\n",file=h)
# F16 SECTION FOR THIS FFT LENGTH
if theType == F16:
print(condition % ("F16",n, "F16",n << 1),file=f)
print(condition % ("F16",n, "F16",n << 1),file=h)
printCUInt32Array(f,"rearranged_twiddle_tab_stride1_arr_%d_f16" % n,list(tab1Offset))
printHUInt32Array(h,"rearranged_twiddle_tab_stride1_arr_%d_f16" % n,list(tab1Offset))
printCUInt32Array(f,"rearranged_twiddle_tab_stride2_arr_%d_f16" % n,list(tab2Offset))
printHUInt32Array(h,"rearranged_twiddle_tab_stride2_arr_%d_f16" % n,list(tab2Offset))
printCUInt32Array(f,"rearranged_twiddle_tab_stride3_arr_%d_f16" % n,list(tab3Offset))
printHUInt32Array(h,"rearranged_twiddle_tab_stride3_arr_%d_f16" % n,list(tab3Offset))
printCFloat16Array(f,"rearranged_twiddle_stride1_%d_f16" % n,list(tab1))
printHFloat16Array(h,"rearranged_twiddle_stride1_%d_f16" % n,list(tab1))
printCFloat16Array(f,"rearranged_twiddle_stride2_%d_f16" % n,list(tab2))
printHFloat16Array(h,"rearranged_twiddle_stride2_%d_f16" % n,list(tab2))
printCFloat16Array(f,"rearranged_twiddle_stride3_%d_f16" % n,list(tab3))
printHFloat16Array(h,"rearranged_twiddle_stride3_%d_f16" % n,list(tab3))
print("#endif\n",file=f)
print("#endif\n",file=h)
# Q31 SECTION FOR THIS FFT LENGTH
if theType == Q31:
print(condition % ("Q31",n, "Q31",n << 1),file=f)
print(condition % ("Q31",n, "Q31",n << 1),file=h)
printCUInt32Array(f,"rearranged_twiddle_tab_stride1_arr_%d_q31" % n,list(tab1Offset))
printHUInt32Array(h,"rearranged_twiddle_tab_stride1_arr_%d_q31" % n,list(tab1Offset))
printCUInt32Array(f,"rearranged_twiddle_tab_stride2_arr_%d_q31" % n,list(tab2Offset))
printHUInt32Array(h,"rearranged_twiddle_tab_stride2_arr_%d_q31" % n,list(tab2Offset))
printCUInt32Array(f,"rearranged_twiddle_tab_stride3_arr_%d_q31" % n,list(tab3Offset))
printHUInt32Array(h,"rearranged_twiddle_tab_stride3_arr_%d_q31" % n,list(tab3Offset))
printCQ31Array(f,"rearranged_twiddle_stride1_%d_q31" % n,list(tab1))
printHQ31Array(h,"rearranged_twiddle_stride1_%d_q31" % n,list(tab1))
printCQ31Array(f,"rearranged_twiddle_stride2_%d_q31" % n,list(tab2))
printHQ31Array(h,"rearranged_twiddle_stride2_%d_q31" % n,list(tab2))
printCQ31Array(f,"rearranged_twiddle_stride3_%d_q31" % n,list(tab3))
printHQ31Array(h,"rearranged_twiddle_stride3_%d_q31" % n,list(tab3))
print("#endif\n",file=f)
print("#endif\n",file=h)
# Q15 SECTION FOR THIS FFT LENGTH
if theType == Q15:
print(condition % ("Q15",n, "Q15",n << 1),file=f)
print(condition % ("Q15",n, "Q15",n << 1),file=h)
printCUInt32Array(f,"rearranged_twiddle_tab_stride1_arr_%d_q15" % n,list(tab1Offset))
printHUInt32Array(h,"rearranged_twiddle_tab_stride1_arr_%d_q15" % n,list(tab1Offset))
printCUInt32Array(f,"rearranged_twiddle_tab_stride2_arr_%d_q15" % n,list(tab2Offset))
printHUInt32Array(h,"rearranged_twiddle_tab_stride2_arr_%d_q15" % n,list(tab2Offset))
printCUInt32Array(f,"rearranged_twiddle_tab_stride3_arr_%d_q15" % n,list(tab3Offset))
printHUInt32Array(h,"rearranged_twiddle_tab_stride3_arr_%d_q15" % n,list(tab3Offset))
printCQ15Array(f,"rearranged_twiddle_stride1_%d_q15" % n,list(tab1))
printHQ15Array(h,"rearranged_twiddle_stride1_%d_q15" % n,list(tab1))
printCQ15Array(f,"rearranged_twiddle_stride2_%d_q15" % n,list(tab2))
printHQ15Array(h,"rearranged_twiddle_stride2_%d_q15" % n,list(tab2))
printCQ15Array(f,"rearranged_twiddle_stride3_%d_q15" % n,list(tab3))
printHQ15Array(h,"rearranged_twiddle_stride3_%d_q15" % n,list(tab3))
print("#endif\n",file=f)
print("#endif\n",file=h)
#test = twiddle(16)
#printCFloat32Array("Test",list(test))
cheader="""/* ----------------------------------------------------------------------
* Project: CMSIS DSP Library
* Title: arm_mve_tables%s.c
* Description: common tables like fft twiddle factors, Bitreverse, reciprocal etc
* used for MVE implementation only
*
* @version V1.10.0
* @date 04 October 2021
*
* Target Processor: Cortex-M and Cortex-A cores
* -------------------------------------------------------------------- */
/*
* Copyright (C) 2010-2021 ARM Limited or its affiliates. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "arm_math_types%s.h"
"""
cifdeMVEF="""
#if defined(%s) && !defined(ARM_MATH_AUTOVECTORIZE)
#if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_FFT_ALLOW_TABLES)
"""
cfooterMVEF="""
#endif /* !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_FFT_ALLOW_TABLES) */
#endif /* defined(%s) && !defined(ARM_MATH_AUTOVECTORIZE) */
"""
cifdeMVEI="""
#if defined(ARM_MATH_MVEI) && !defined(ARM_MATH_AUTOVECTORIZE)
#if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_FFT_ALLOW_TABLES)
"""
cfooterMVEI="""
#endif /* !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_FFT_ALLOW_TABLES) */
#endif /* defined(ARM_MATH_MVEI) */
"""
hheader="""/* ----------------------------------------------------------------------
* Project: CMSIS DSP Library
* Title: arm_mve_tables%s.h
* Description: common tables like fft twiddle factors, Bitreverse, reciprocal etc
* used for MVE implementation only
*
* @version V1.10.0
* @date 04 October 2021
*
* Target Processor: Cortex-M and Cortex-A cores
* -------------------------------------------------------------------- */
/*
* Copyright (C) 2010-2021 ARM Limited or its affiliates. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _ARM_MVE_TABLES_%sH
#define _ARM_MVE_TABLES_%sH
#include "arm_math_types%s.h"
#ifdef __cplusplus
extern "C"
{
#endif
"""
hifdefMVEF="""
#if defined(%s) && !defined(ARM_MATH_AUTOVECTORIZE)
#if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_FFT_ALLOW_TABLES)
"""
hfooterMVEF="""
#endif /* !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_FFT_ALLOW_TABLES) */
#endif /* defined(%s) && !defined(ARM_MATH_AUTOVECTORIZE) */
"""
hifdefMVEI="""
#if defined(ARM_MATH_MVEI) && !defined(ARM_MATH_AUTOVECTORIZE)
#if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_FFT_ALLOW_TABLES)
"""
hfooterMVEI="""
#endif /* !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_FFT_ALLOW_TABLES) */
#endif /* defined(ARM_MATH_MVEI) */
"""
hfooter="""
#ifdef __cplusplus
}
#endif
#endif /*_ARM_MVE_TABLES_%sH*/
"""
with open(args.f16,'w') as f:
with open(args.he16,'w') as h:
print(cheader % ("_f16","_f16"),file=f)
print(hheader % ("_f16","F16_","F16_","_f16"),file=h)
print("#if defined(ARM_FLOAT16_SUPPORTED)",file=f)
print(cifdeMVEF % ("ARM_MATH_MVE_FLOAT16",),file=f)
print(hifdefMVEF % "ARM_MATH_MVE_FLOAT16",file=h)
reorderTwiddle(F16,False,f,h,16)
reorderTwiddle(F16,False,f,h,64)
reorderTwiddle(F16,False,f,h,256)
reorderTwiddle(F16,False,f,h,1024)
reorderTwiddle(F16,False,f,h,4096)
print(cfooterMVEF % ("ARM_MATH_MVE_FLOAT16"),file=f)
print(hfooterMVEF % "ARM_MATH_MVE_FLOAT16",file=h)
print("#endif /* if defined(ARM_FLOAT16_SUPPORTED) */",file=f)
print(hfooter % "F16_",file=h)
with open(args.f,'w') as f:
with open(args.he,'w') as h:
print(cheader % ("",""),file=f)
print(hheader % ("","","",""),file=h)
print(cifdeMVEF % ("ARM_MATH_MVEF",),file=f)
print(hifdefMVEF % "ARM_MATH_MVEF",file=h)
reorderTwiddle(F32,False,f,h,16)
reorderTwiddle(F32,False,f,h,64)
reorderTwiddle(F32,False,f,h,256)
reorderTwiddle(F32,False,f,h,1024)
reorderTwiddle(F32,False,f,h,4096)
print(cfooterMVEF % ("ARM_MATH_MVEF"),file=f)
print(hfooterMVEF % "ARM_MATH_MVEF",file=h)
print(cifdeMVEI,file=f)
print(hifdefMVEI,file=h)
reorderTwiddle(Q31,True,f,h,16)
reorderTwiddle(Q31,True,f,h,64)
reorderTwiddle(Q31,True,f,h,256)
reorderTwiddle(Q31,True,f,h,1024)
reorderTwiddle(Q31,True,f,h,4096)
print(cfooterMVEI,file=f)
print(hfooterMVEI,file=h)
print(cifdeMVEI,file=f)
print(hifdefMVEI,file=h)
reorderTwiddle(Q15,True,f,h,16)
reorderTwiddle(Q15,True,f,h,64)
reorderTwiddle(Q15,True,f,h,256)
reorderTwiddle(Q15,True,f,h,1024)
reorderTwiddle(Q15,True,f,h,4096)
print(cfooterMVEI,file=f)
print(hfooterMVEI,file=h)
#print(cifdeMVEI,file=f)
#print(hifdefMVEI,file=h)
#reorderTwiddle(Q7,True,f,h,16)
#reorderTwiddle(Q7,True,f,h,64)
#reorderTwiddle(Q7,True,f,h,256)
#reorderTwiddle(Q7,True,f,h,1024)
#reorderTwiddle(Q7,True,f,h,4096)
#print(cfooterMVEI,file=f)
#print(hfooterMVEI,file=h)
print(hfooter % "",file=h)