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tuning modules for ppa

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This commit is contained in:
mmasserfrye 2022-05-16 15:39:15 +00:00
parent 31f372e7b3
commit b82520237c
7 changed files with 208 additions and 5 deletions
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29
pipelined/src/ppa/ppa.sv
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@ -180,12 +180,39 @@ module ppa_shiftleft #(parameter WIDTH=32) (
assign y = a << amt;
endmodule
module ppa_shifter_16 #(parameter WIDTH=16) (
input logic [WIDTH-1:0] A,
input logic [$clog2(WIDTH)-1:0] Amt,
input logic Right, Arith, W64,
output logic [WIDTH-1:0] Y);
ppa_shifter #(WIDTH) sh (.*);
endmodule
module ppa_shifter_32 #(parameter WIDTH=32) (
input logic [WIDTH-1:0] A,
input logic [$clog2(WIDTH)-1:0] Amt,
input logic Right, Arith, W64,
output logic [WIDTH-1:0] Y);
ppa_shifter #(WIDTH) sh (.*);
endmodule
module ppa_shifter_64 #(parameter WIDTH=64) (
input logic [WIDTH-1:0] A,
input logic [$clog2(WIDTH)-1:0] Amt,
input logic Right, Arith, W64,
output logic [WIDTH-1:0] Y);
ppa_shifter #(WIDTH) sh (.*);
endmodule
module ppa_shifter #(parameter WIDTH=32) (
input logic [WIDTH-1:0] A,
input logic [$clog2(WIDTH)-1:0] Amt,
input logic Right, Arith, W64,
output logic [WIDTH-1:0] Y);
logic [2*WIDTH-2:0] z, zshift;
logic [$clog2(WIDTH)-1:0] amttrunc, offset;
@ -264,7 +291,7 @@ module ppa_prioriyencoder #(parameter N = 8) (
end
endmodule
module ppa_decoder (
module ppa_decoder #(parameter N = 8) (
input logic [$clog2(N)-1:0] a,
output logic [N-1:0] y);
always_comb begin

17
synthDC/Synopsys_stack_trace_52064.txt Normal file
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@ -0,0 +1,17 @@
GNU gdb (GDB) Red Hat Enterprise Linux 8.2-16.el8
Copyright (C) 2018 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Type "show copying" and "show warranty" for details.
This GDB was configured as "x86_64-redhat-linux-gnu".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word".
Attaching to process 52064
(gdb) (gdb) (gdb) (gdb)

17
synthDC/Synopsys_stack_trace_55441.txt Normal file
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@ -0,0 +1,17 @@
GNU gdb (GDB) Red Hat Enterprise Linux 8.2-16.el8
Copyright (C) 2018 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Type "show copying" and "show warranty" for details.
This GDB was configured as "x86_64-redhat-linux-gnu".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word".
Attaching to process 55441
(gdb) (gdb) (gdb) (gdb)

67
synthDC/crte_000052064.txt Normal file
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@ -0,0 +1,67 @@
CRTE_SNAPSHOT_START
SECTION_CRTE_VERSION
3.0
SECTION_PID
52064
SECTION_POLLING_INTERVAL
5
SECTION_DATE_TIME
Thu May 12 21:44:48 UTC 2022 (1652391888)
SECTION_OS_VERSION
osname: Linux
hostname: tera
arch: x86_64
release_version: 5.4.157-1-pve
SECTION_IPC_INFO
------ Message Queues --------
key msqid owner perms used-bytes messages
------ Shared Memory Segments --------
key shmid owner perms bytes nattch status
0x00000000 360451 nwhyte-agu 600 524288 2 dest
0x00000000 65540 kkim 600 134217728 2 dest
0x00000000 557061 nwhyte-agu 600 67108864 2 dest
0x00000000 6 harris 600 524288 2 dest
0x00000000 7 harris 600 524288 2 dest
0x00000000 5275656 harris 600 2097152 2 dest
0x00000000 11993097 kkim 600 524288 2 dest
0x00000000 11 harris 600 524288 2 dest
0x00000000 15204364 harris 644 790528 2 dest
0x00000000 7372813 chuang 600 524288 2 SECTION_ULIMIT
core file size (blocks, -c) 0
data seg size (kbytes, -d) unlimited
scheduling priority (-e) 0
file size (blocks, -f) unlimited
pending signals (-i) 515072
max locked memory (kbytes, -l) 64
max memory size (kbytes, -m) unlimited
open files (-n) 524288
pipe size (512 bytes, -p) 8
POSIX message queues (bytes, -q) 819200
real-time priority (-r) 0
stack size (kbytes, -s) unlimited
cpu time (seconds, -t) unlimited
max user processes (-u) 515072
virtual memory (kbytes, -v) unlimited
file locks (-x) unlimited
SECTION_SYSCONF
_SC_THREAD_SAFE_FUNCTIONS= 200809
_SC_CLK_TCK= 100
_SC_OPEN_MAX= 524288
_SC_PAGE_SIZE= 4096
_SC_ARG_MAX= 4611686018427387903
_SC_CHILD_MAX= 515072
_SC_LINE_MAX= 2048
SECTION_FULL_COMMAND
/cad/synopsys/SYN/linux64/syn/bin/common_shell_exec -64 -shell dc_shell -r /cad/synopsys/SYN -f scripts/synth.tcl
SECTION_CPUINFO

67
synthDC/crte_000055441.txt Normal file
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@ -0,0 +1,67 @@
CRTE_SNAPSHOT_START
SECTION_CRTE_VERSION
3.0
SECTION_PID
55441
SECTION_POLLING_INTERVAL
5
SECTION_DATE_TIME
Thu May 12 21:47:47 UTC 2022 (1652392067)
SECTION_OS_VERSION
osname: Linux
hostname: tera
arch: x86_64
release_version: 5.4.157-1-pve
SECTION_IPC_INFO
------ Message Queues --------
key msqid owner perms used-bytes messages
------ Shared Memory Segments --------
key shmid owner perms bytes nattch status
0x00000000 360451 nwhyte-agu 600 524288 2 dest
0x00000000 65540 kkim 600 134217728 2 dest
0x00000000 557061 nwhyte-agu 600 67108864 2 dest
0x00000000 6 harris 600 524288 2 dest
0x00000000 7 harris 600 524288 2 dest
0x00000000 5275656 harris 600 2097152 2 dest
0x00000000 11993097 kkim 600 524288 2 dest
0x00000000 11 harris 600 524288 2 dest
0x00000000 15204364 harris 644 790528 2 dest
0x00000000 7372813 chuang 600 524288 2 SECTION_ULIMIT
core file size (blocks, -c) 0
data seg size (kbytes, -d) unlimited
scheduling priority (-e) 0
file size (blocks, -f) unlimited
pending signals (-i) 515072
max locked memory (kbytes, -l) 64
max memory size (kbytes, -m) unlimited
open files (-n) 524288
pipe size (512 bytes, -p) 8
POSIX message queues (bytes, -q) 819200
real-time priority (-r) 0
stack size (kbytes, -s) unlimited
cpu time (seconds, -t) unlimited
max user processes (-u) 515072
virtual memory (kbytes, -v) unlimited
file locks (-x) unlimited
SECTION_SYSCONF
_SC_THREAD_SAFE_FUNCTIONS= 200809
_SC_CLK_TCK= 100
_SC_OPEN_MAX= 524288
_SC_PAGE_SIZE= 4096
_SC_ARG_MAX= 4611686018427387903
_SC_CHILD_MAX= 515072
_SC_LINE_MAX= 2048
SECTION_FULL_COMMAND
/cad/synopsys/SYN/linux64/syn/bin/common_shell_exec -64 -shell dc_shell -r /cad/synopsys/SYN -f scripts/synth.tcl
SECTION_CPUINFO

11
synthDC/ppa.py
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@ -4,17 +4,19 @@ import subprocess
from multiprocessing import Pool
import csv
import re
import matplotlib.pyplot as plt
import numpy as np
# import matplotlib.pyplot as plt
# import numpy as np
print("hi")
def run_command(module, width, freq):
command = "make synth DESIGN=ppa_{}_{} TECH=sky90 DRIVE=INV FREQ={} MAXOPT=1".format(module, width, freq)
subprocess.Popen(command, shell=True)
widths = ['32']
widths = ['16']
modules = ['shifter']
freqs = ['10', '4000', '5000', '6000']
freqs = ['10']
LoT = []
for module in modules:
@ -24,6 +26,7 @@ for module in modules:
pool = Pool()
pool.starmap(run_command, LoT)
pool.close()
bashCommand = "grep 'Critical Path Length' runs/ppa_*/reports/*qor*"
outputCPL = subprocess.check_output(['bash','-c', bashCommand])

5
synthDC/ppaData.csv
View File

@ -35,11 +35,16 @@ mult,64,10,4.793300,46798.920227
mult,64,4000,1.411752,93087.261425
mult,64,5000,1.404875,94040.801492
mult,64,6000,1.415466,89931.661403
shifter,16,10,0.000000,0.000000
shifter,32,10,1.906335,1656.200032
shifter,32,10,1.906335,1656.200032
shifter,32,10,1.906335,1656.200032
shifter,32,4000,0.260606,3490.760054
shifter,32,4000,0.260606,3490.760054
shifter,32,4000,0.260606,3490.760054
shifter,32,5000,0.238962,4985.260077
shifter,32,5000,0.238962,4985.260077
shifter,32,5000,0.238962,4985.260077
shifter,32,6000,0.241742,4312.000069
shifter,32,6000,0.241742,4312.000069
shifter,32,6000,0.241742,4312.000069

1 Module Width Target Freq Delay Area
35 mult 64 4000 1.411752 93087.261425
36 mult 64 5000 1.404875 94040.801492
37 mult 64 6000 1.415466 89931.661403
38 shifter 16 10 0.000000 0.000000
39 shifter 32 10 1.906335 1656.200032
40 shifter 32 10 1.906335 1656.200032
41 shifter 32 10 1.906335 1656.200032
42 shifter 32 4000 0.260606 3490.760054
43 shifter 32 4000 0.260606 3490.760054
44 shifter 32 4000 0.260606 3490.760054
45 shifter 32 5000 0.238962 4985.260077
46 shifter 32 5000 0.238962 4985.260077
47 shifter 32 5000 0.238962 4985.260077
48 shifter 32 6000 0.241742 4312.000069
49 shifter 32 6000 0.241742 4312.000069
50 shifter 32 6000 0.241742 4312.000069