Files
OSACA/Testcase.py
Jan Laukemann a1dc3b639b initial upload
2017-07-17 15:29:56 +02:00

256 lines
12 KiB
Python
Executable File

#!/apps/python/3.5-anaconda/bin/python
import os
from subprocess import call
from math import ceil
from Params import Register
class Testcase(object):
##------------------Constant variables--------------------------
# Lookup tables for regs
gprs64 = ['rax', 'rbx', 'rcx', 'rdx', 'r9', 'r10', 'r11', 'r12', 'r13', 'r14', 'r15']
gprs32 = ['eax', 'ebx', 'ecx', 'edx', 'r9d', 'r10d', 'r11d', 'r12d', 'r13d', 'r14d', 'r15d']
gprs16 = ['ax', 'bx', 'cx', 'dx', 'r9w', 'r10w', 'r11w', 'r12w', 'r13w', 'r14w', 'r15w']
gprs8 = ['al', 'bl', 'cl', 'dl', 'r9l', 'r10l', 'r11l', 'r12l', 'r13l', 'r14l', 'r15l']
fpus = ['st0', 'st1', 'st2', 'st3', 'st4', 'st5', 'st6', 'st7']
mmxs = ['mm0', 'mm1', 'mm2', 'mm3', 'mm4', 'mm5', 'mm6', 'mm7']
ks = ['k0', 'k1', 'k2', 'k3', 'k4', 'k5', 'k6', 'k7']
bnds = ['bnd0', 'bnd1', 'bnd2', 'bnd3', 'bnd4', 'bnd5', 'bnd6', 'bnd7']
xmms = ['xmm0', 'xmm1', 'xmm2', 'xmm3', 'xmm4', 'xmm5', 'xmm6', 'xmm7', 'xmm8', 'xmm9',
'xmm10', 'xmm11', 'xmm12', 'xmm13', 'xmm14', 'xmm15', 'xmm16', 'xmm17', 'xmm18', 'xmm19',
'xmm20', 'xmm21', 'xmm22', 'xmm23', 'xmm24', 'xmm25', 'xmm26', 'xmm27', 'xmm28', 'xmm29',
'xmm30', 'xmm31']
ymms = ['ymm0', 'ymm1', 'ymm2', 'ymm3', 'ymm4', 'ymm5', 'ymm6', 'ymm7', 'ymm8', 'ymm9',
'ymm10', 'ymm11', 'ymm12', 'ymm13', 'ymm14', 'ymm15', 'ymm16', 'ymm17', 'ymm18', 'ymm19',
'ymm20', 'ymm21', 'ymm22', 'ymm23', 'ymm24', 'ymm25', 'ymm26', 'ymm27', 'ymm28', 'ymm29',
'ymm30', 'ymm31']
zmms = ['zmm0', 'zmm1', 'zmm2', 'zmm3', 'zmm4', 'zmm5', 'zmm6', 'zmm7', 'zmm8', 'zmm9',
'zmm10', 'zmm11', 'zmm12', 'zmm13', 'zmm14', 'zmm15', 'zmm16', 'zmm17', 'zmm18', 'zmm19',
'zmm20', 'zmm21', 'zmm22', 'zmm23', 'zmm24', 'zmm25', 'zmm26', 'zmm27', 'zmm28', 'zmm29',
'zmm30', 'zmm31']
ops = {'gpr64':gprs64, 'gpr32':gprs32, 'gpr16':gprs16, 'gpr8':gprs8, 'fpu':fpus, 'mmx':mmxs, 'k':ks, 'bnd':bnds, 'xmm':xmms, 'ymm':ymms, 'zmm':zmms}
# Create Single Precision 1.0
sp1 = '\t\t# create SP 1.0\n'
sp1 += '\t\tvpcmpeqw xmm0, xmm0, xmm0\n'
sp1 += '\t\tvpslld xmm0, xmm0, 25\t\t\t# logical left shift: 11111110..0 (25=32-(8-1))\n'
sp1 += '\t\tvpsrld xmm0, xmm0, 2\t\t\t# logical right shift: 1 bit for sign; leading mantissa bit is zero\n'
sp1 += '\t\t# copy SP 1.0\n'
# Create Double Precision 1.0
dp1 = '\t\t# create DP 1.0\n'
dp1 += '\t\tvpcmpeqw xmm0, xmm0, xmm0\t\t# all ones\n'
dp1 += '\t\tvpsllq xmm0, xmm0, 54\t\t\t# logical left shift: 11111110..0 (54=64-(10-1))\n'
dp1 += '\t\tvpsrlq xmm0, xmm0, 2\t\t\t# logical right shift: 1 bit for sign; leading mantissa bit is zero\n'
# Create epilogue
done = ('done:\n'
'\t\tmov\trsp, rbp\n'
'\t\tpop\trbp\n'
'\t\tret\n'
'.size latency, .-latency')
##----------------------------------------------------------------
# Constructor
def __init__(self, _mnemonic, _param_list, _num_instr='12'):
self.instr = _mnemonic.lower()
self.param_list = _param_list
# num_instr must be an even number
self.num_instr = str(ceil(int(_num_instr)/2)*2)
# Check for the number of operands and initialise the GPRs if necessary
self.reg_a, self.reg_b, self.reg_c, self.gprPush, self.gprPop, self.zeroGPR, self.copy = self.__define_regs()
self.num_regs = len(self.param_list)
# Create asm header
self.def_instr, self.ninstr, self.init, self.expand = self.__define_header()
# Create latency and throughput loop
self.loop_lat = self.__define_loop_lat()
self.loop_thrpt = self.__define_loop_thrpt()
def write_testcase(self):
regs = self.param_list
extension = ''
# Add operands
extension += ('-'+(self.reg_a if ('gpr' not in self.reg_a) else 'r'+self.reg_a[3:]) + ('_') +
(self.reg_b if ('gpr' not in self.reg_b) else 'r'+self.reg_b[3:]) + ('_') +
(self.reg_c if ('gpr' not in self.reg_c) else 'r'+self.reg_c[3:]))
# Write latency file
call(['mkdir', '-p', 'testcases'])
f = open('./testcases/'+self.instr+extension+'.S', 'w')
data = (self.def_instr+self.ninstr+self.init+self.dp1+self.expand+self.gprPush+self.zeroGPR+self.copy+self.loop_lat+self.gprPop+self.done)
f.write(data)
f.close()
# Write throughput file
f = open('./testcases/'+self.instr+extension+'-TP.S', 'w')
data = (self.def_instr+self.ninstr+self.init+self.dp1+self.expand+self.gprPush+self.zeroGPR+self.copy+self.loop_thrpt+self.gprPop+self.done)
f.write(data)
f.close()
# Check register
def __define_regs(self):
regs = self.param_list
reg_a, reg_b, reg_c = ('', '', '')
gprPush, gprPop, zeroGPR = ('', '', '')
reg_a = regs[0].reg_type.lower()
if(reg_a == 'gpr'):
gprPush, gprPop, zeroGPR = self.__initialise_gprs()
reg_a += str(regs[0].size)
if(len(regs) > 1):
reg_b = regs[1].reg_type.lower()
if(reg_b == 'gpr'):
reg_b += str(regs[1].size)
if('gpr' not in reg_a):
gprPush, gprPop, zeroGPR = self.__initialise_gprs()
if(len(regs) == 3):
reg_c = regs[2].reg_type.lower()
if(reg_c == 'gpr'):
reg_c += str(regs[2].size)
if(('gpr' not in reg_a) and ('gpr'not in reg_b)):
gprPush, gprPop, zeroGPR = self.__initialise_gprs()
if(len(regs) == 1):
copy = self.__copy_regs(regs[0])
else:
copy = self.__copy_regs(regs[1])
return (reg_a, reg_b, reg_c, gprPush, gprPop, zeroGPR, copy)
# Initialise 11 general purpose registers and set them to zero
def __initialise_gprs(self):
gprPush = ''
gprPop = ''
zeroGPR = ''
for reg in self.gprs64:
gprPush += '\t\tpush {}\n'.format(reg)
for reg in reversed(self.gprs64):
gprPop += '\t\tpop {}\n'.format(reg)
for reg in self.gprs64:
zeroGPR += '\t\txor {}, {}\n'.format(reg, reg)
return (gprPush, gprPop, zeroGPR)
# Copy created values in specific register
def __copy_regs(self, reg):
copy = '\t\t# copy DP 1.0\n'
# Different handling for GPR, MMX and SSE/AVX registers
if(reg.reg_type == 'GPR'):
copy += '\t\tvmovq {}, xmm0\n'.format(self.ops['gpr64'][0])
copy += '\t\tvmovq {}, xmm0\n'.format(self.ops['gpr64'][1])
copy += '\t\t# Create DP 2.0\n'
copy += '\t\tadd {}, {}\n'.format(self.ops['gpr64'][1], self.ops['gpr64'][0])
copy += '\t\t# Create DP 0.5\n'
copy += '\t\tdiv {}\n'.format(self.ops['gpr64'][0])
copy += '\t\tmovq {}, {}\n'.format(self.ops['gpr64'][2], self.ops['gpr64'][0])
copy += '\t\tvmovq {}, xmm0\n'.format(self.ops['gpr64'][0])
elif(reg.reg_type == 'MMX'):
copy += '\t\tvmovq {}, xmm0\n'.format(self.ops['mmx'][0])
copy += '\t\tvmovq {}, xmm0\n'.format(self.ops['mmx'][1])
copy += '\t\tvmovq {}, xmm0\n'.format(self.ops['gpr64'][0])
copy += '\t\t# Create DP 2.0\n'
copy += '\t\tadd {}, {}\n'.format(ops['mmx'][1], ops['mmx'][0])
copy += '\t\t# Create DP 0.5\n'
copy += '\t\tdiv {}\n'.format(self.ops['gpr64'][0])
copy += '\t\tmovq {}, {}\n'.format(self.ops['mmx'][2], self.ops['gpr64'][0])
elif(reg.reg_type == 'XMM' or reg.reg_type == 'YMM' or reg.reg_type == 'ZMM'):
key = reg.reg_type.lower()
copy += '\t\tvmovaps {}, {}\n'.format(self.ops[key][0], self.ops[key][0])
copy += '\t\tvmovaps {}, {}\n'.format(self.ops[key][1], self.ops[key][0])
copy += '\t\t# Create DP 2.0\n'
copy += '\t\tvaddpd {}, {}, {}\n'.format(self.ops[key][1], self.ops[key][1], self.ops[key][1])
copy += '\t\t# Create DP 0.5\n'
copy += '\t\tvdivpd {}, {}, {}\n'.format(self.ops[key][2], self.ops[key][0], self.ops[key][1])
else:
copy = ''
return copy
def __define_header(self):
def_instr = '#define INSTR '+self.instr+'\n'
ninstr = '#define NINST '+self.num_instr+'\n'
init = ('#define N edi\n' \
'#define i r8d\n\n\n'
'.intel_syntax noprefix\n'
'.globl ninst\n'
'.data\n'
'ninst:\n'
'.long NINST\n'
'.text\n'
'.globl latency\n'
'.type latency, @function\n'
'.align 32\n'
'latency:\n'
'\t\tpush\trbp\n'
'\t\tmov\trbp, rsp\n'
'\t\txor\ti, i\n'
'\t\ttest\tN, N\n'
'\t\tjle\tdone\n')
# Expand to AVX(512) if necessary
expand = ''
if(self.reg_a == 'ymm' or self.reg_b == 'ymm' or self.reg_c == 'ymm'):
expand = ('\t\t# expand from SSE to AVX\n'
'\t\tvinsertf128 ymm0, ymm0, xmm0, 0x1\n')
if(self.reg_a == 'zmm' or self.reg_b == 'zmm' or self.reg_c == 'zmm'):
expand = ('\t\t# expand from SSE to AVX\n'
'\t\tvinsertf128 ymm0, ymm0, xmm0, 0x1\n'
'\t\t# expand from AVX to AVX512\n'
'\t\tvinsert64x4 zmm0, zmm0, ymm0, 0x1\n')
return (def_instr, ninstr, init, expand)
# Create latency loop
def __define_loop_lat(self):
loop_lat = ('loop:\n'
'\t\tinc i\n')
if(self.num_regs == 1):
for i in range(0, int(self.num_instr)):
loop_lat += '\t\tINSTR {}\n'.format(self.ops[self.reg_a][0])
elif(self.num_regs == 2 and self.reg_a == self.reg_b):
for i in range(0, int(self.num_instr), 2):
loop_lat += '\t\tINSTR {}, {}\n'.format(self.ops[self.reg_a][0], self.ops[self.reg_b][1])
loop_lat += '\t\tINSTR {}, {}\n'.format(self.ops[self.reg_b][1], self.ops[self.reg_b][0])
elif(self.num_regs == 2 and self.reg_a != self.reg_b):
for i in range(0, int(self.num_instr), 2):
loop_lat += '\t\tINSTR {}, {}\n'.format(self.ops[self.reg_a][0], self.ops[self.reg_b][0])
loop_lat += '\t\tINSTR {}, {}\n'.format(self.ops[self.reg_a][0], self.ops[self.reg_b][0])
elif(self.num_regs == 3 and self.reg_a == self.reg_b):
for i in range(0, int(self.num_instr), 2):
loop_lat += '\t\tINSTR {}, {}, {}\n'.format(self.ops[self.reg_a][0], self.ops[self.reg_b][1], self.ops[self.reg_c][0])
loop_lat += '\t\tINSTR {}, {}, {}\n'.format(self.ops[self.reg_a][1], self.ops[self.reg_b][0], self.ops[self.reg_c][0])
elif(self.num_regs == 3 and self.reg_a == self.reg_c):
for i in range(0, int(self.num_instr), 2):
loop_lat += '\t\tINSTR {}, {}, {}\n'.format(self.ops[self.reg_a][0], self.ops[self.reg_b][0], self.ops[self.reg_c][0])
loop_lat += '\t\tINSTR {}, {}, {}\n'.format(self.ops[self.reg_a][1], self.ops[self.reg_b][0], self.ops[self.reg_c][0])
loop_lat += ('\t\tcmp i, N\n'
'\t\tjl loop\n')
return loop_lat
# Create throughput loop
def __define_loop_thrpt(self):
loop_thrpt = ('loop:\n'
'\t\tinc i\n')
ext = ''
ext1 = False
ext2 = False
if(self.num_regs == 2):
ext1 = True
if(self.num_regs == 3):
ext1 = True
ext2 = True
for i in range(0, int(self.num_instr)):
if(ext1):
ext = ', {}'.format(self.ops[self.reg_b][i%3])
if(ext2):
ext += ', {}'.format(self.ops[self.reg_c][i%3])
regNum = i%len(self.ops[self.reg_a]) if (i > 2) else (i+3)%len(self.ops[self.reg_a])
loop_thrpt += '\t\tINSTR {}{}\n'.format(self.ops[self.reg_a][regNum], ext)
loop_thrpt += ('\t\tcmp i, N\n'
'\t\tjl loop\n')
return loop_thrpt
def __is_in_dir(self, name, path):
for root, dirs, files in os.walk(path):
if name in files:
return True
return False