First commit, Vystem v0.1

This commit is contained in:
2026-03-31 22:15:00 +02:00
commit e15daed8c0
462 changed files with 134655 additions and 0 deletions

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# SPDX-License-Identifier: MPL-2.0
import os
import sys
import subprocess
class VirtualRegion:
def __init__(self,start,size):
self.start=start
self.size=size
def compute_end(self):
self.end=self.start+self.size
args=sys.argv
if len(args)!=2:
print("[VMLC] Error: not enough arguments")
exit(-1)
hfile=args[1]
if not os.path.exists(hfile):
print("[VMLC] Error: provided .h file doesn't exist")
exit(-1)
hfile=os.path.abspath(hfile)
print("[VMLC] Provided file: "+hfile)
incomplete_region_va=[]
incomplete_region_size_bytes=[]
region_name=[]
fileslines=open(hfile,"r").readlines()
macros=[]
for i in range(len(fileslines)):
if fileslines[i].startswith("#define"):
macros.append(fileslines[i])
for i in range(len(macros)):
macroname=str(str(macros[i]).strip(" ").split(" ")[1])
if macroname.endswith("_VA"):
if not macroname in incomplete_region_va:
incomplete_region_va.append(macroname)
else:
print("[VMLC] Error: found duplicate macro: "+macroname)
exit(-1)
elif macroname.endswith("_SIZE_BYTES"):
if not macroname in incomplete_region_size_bytes:
incomplete_region_size_bytes.append(macroname)
else:
print("[VMLC] Error: found duplicate macro: "+macroname)
exit(-1)
for i in range(len(incomplete_region_va)):
macronamesize=str(incomplete_region_va[i]).removesuffix("_VA")+"_SIZE_BYTES"
if not macronamesize in incomplete_region_size_bytes:
print("[VMLC] Error: for region \""+str(incomplete_region_va[i]).removesuffix("_VA")+"\", corresponding size wasn't found.")
exit(-1)
for i in range(len(incomplete_region_size_bytes)):
macronameva=str(incomplete_region_size_bytes[i]).removesuffix("_SIZE_BYTES")+"_VA"
if not macronameva in incomplete_region_va:
print("[VMLC] Warning: for region \""+str(incomplete_region_size_bytes[i]).removesuffix("_SIZE_BYTES")+"\", corresponding VA wasn't found. Skipping")
print("[VMLC] Found "+str(len(incomplete_region_va))+" valid virtual regions: ",end="")
for i in range(len(incomplete_region_va)):
if i!=len(incomplete_region_va)-1:
print(incomplete_region_va[i].removesuffix("_VA")+", ",end="")
else:
print(incomplete_region_va[i].removesuffix("_VA"))
region_name.append(incomplete_region_va[i].removesuffix("_VA"))
os.chdir(os.path.dirname(__file__))
try:
os.remove("cfile.c")
except FileNotFoundError:
pass
tmpcfile=open("cfile.c","w")
tmpcfile.write("#include <string.h>\n#include <stdio.h>\n#include <inttypes.h>\n#include \""+hfile+"\"\n")
tmpcfile.write("int main() {\n char buf[256];\n FILE *f=fopen(\"reg.txt\",\"w\");\n")
tmpcfile.write(" if (!f) return -1;\n")
for i in range(len(region_name)):
tmpcfile.write(" snprintf(buf,256,\"%\" PRIu64 \" %\" PRIu64 \"\\n\",(uint64_t)"+region_name[i]+"_VA,(uint64_t)"+region_name[i]+"_SIZE_BYTES);\n")
tmpcfile.write(" fwrite(buf,1,strlen(buf),f);\n")
tmpcfile.write(" fclose(f);\n return 0;\n}")
tmpcfile.close()
try:
os.remove("cfile")
os.remove("reg.txt")
except FileNotFoundError:
pass
r=subprocess.run(["gcc","cfile.c","-o","cfile"])
if r.returncode!=0:
print("[VMLC] Error: can't compile generated cfile.c")
exit(-1)
r=subprocess.run(["./cfile"])
if r.returncode!=0:
print("[VMLC] Error: can't run compiled cfile")
exit(-1)
if not os.path.exists("reg.txt"):
print("[VMLC] Error: reg.txt doesn't exist")
exit(-1)
reglist={}
regstart=[]
with open("reg.txt") as f:
for line in f:
va,size=line.strip().split()
vr=VirtualRegion(int(va),int(size))
vr.compute_end()
reglist[int(va)]=vr
if not vr.start in regstart:
regstart.append(vr.start)
else:
print("[VMLC] Error: found two regions starting at the same VA: "+str(vr.start)+" / 0x"+str(hex(vr.start)))
exit(-1)
print("[VMLC] Obtained region decimal VA and size.")
regstart.sort()
regboundaries=[]
for i in range(len(regstart)):
regboundaries.append(reglist[regstart[i]].start)
regboundaries.append(reglist[regstart[i]].end)
print("[VMLC] Checking for overlaps...")
for i in range(1,len(regboundaries)-1,2):
if regboundaries[i]>regboundaries[i+1]:
print("[VMLC] Error: found overlap between region ending at "+str(regboundaries[i])+" / 0x"+str(hex(regboundaries[i]))+" and region starting at "+str(regboundaries[i+1])+" / 0x"+str(hex(regboundaries[i+1])))
exit(-1)
print("[VMLC] No overlaps found.")
try:
os.remove("reg.txt")
os.remove("cfile.c")
os.remove("cfile")
except FileNotFoundError:
pass

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# SPDX-License-Identifier: MPL-2.0
import random
print("// SPDX-License-Identifier: MPL-2.0\n// This file contain the values to use as alloc size for the benchmark of sh_malloc and sh_free\n// It's autogenerated by tools/generator/malloc_payload_gen.py\n// Copy the output of this script in this file to regenerate it.")
print("#ifndef SH_LIB_PAYLOADS_TEST_MALLOC\n#define SH_LIB_PAYLOADS_TEST_MALLOC\n#include \"std/type.h\"")
print("__attribute__((section(\".data\"))) sh_uint32 test_malloc_small_size[10000]={",end="")
out=[]
lambd=0.006
while len(out)<10000:
val=int(random.expovariate(lambd))+2
if val<=1024:
out.append(val)
random.shuffle(out)
for i in range(len(out)):
print(out[i],end="")
if i!=(len(out)-1):
print(",",end="")
print("};")
print("__attribute__((section(\".data\"))) sh_uint32 test_malloc_big_size[1000]={",end="")
out=[]
lambd=0.006
while len(out)<1000:
val=int(random.expovariate(lambd))+2
if val<=25:
out.append(val)
random.shuffle(out)
for i in range(len(out)):
print(out[i],end="")
if i!=(len(out)-1):
print(",",end="")
print("};")
print("__attribute__((section(\".data\"))) sh_uint16 test_malloc_big_alloc[2000]={",end="")
out=[]
for i in range(0,1000):
out.append(i)
for i in range(0,1000):
out.append(i)
random.shuffle(out)
for i in range(len(out)):
print(out[i],end="")
if i!=(len(out)-1):
print(",",end="")
print("};")
print("#endif")

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# SPDX-License-Identifier: MPL-2.0
import random
print("// SPDX-License-Identifier: MPL-2.0\n// This file contain the values to use as pages count for the benchmark of allocs and free with Pez\n// It's autogenerated by tools/generator/pez_alloc_free_payload_gen.py\n// Copy the output of this script in this file to regenerate it.")
print("#ifndef SH_LIB_PAYLOADS_TEST_PEZ\n#define SH_LIB_PAYLOADS_TEST_PEZ\n#include \"std/type.h\"")
print("__attribute__((section(\".data\"))) sh_uint64 test_pez_physical_size[2000]={",end="")
out=[]
for i in range(1000):
out.append(1)
rand_list=[]
lambd=0.006
while len(rand_list)<1000:
val=int(random.expovariate(lambd))+2
if val<=1000:
rand_list.append(val)
out=out+rand_list
random.shuffle(out)
for i in range(len(out)):
print(out[i],end="")
if i!=(len(out)-1):
print(",",end="")
print("};")
print("__attribute__((section(\".data\"))) sh_uint64 test_pez_physical_alloc[4000]={",end="")
out=[]
for i in range(0,2000):
out.append(i)
for i in range(0,2000):
out.append(i)
random.shuffle(out)
for i in range(len(out)):
print(out[i],end="")
if i!=(len(out)-1):
print(",",end="")
print("};")
print("#endif")

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# SPDX-License-Identifier: MPL-2.0
import random
print("// SPDX-License-Identifier: MPL-2.0\n// This file contain the values to use as keys, values and search for the benchmarks of the radix trees subsystem\n// It's autogenerated by tools/generator/radix_tree_payload_gen.py\n// Copy the output of this script in this file to regenerate it.")
print("#ifndef SH_LIB_PAYLOADS_TEST_RADIX\n#define SH_LIB_PAYLOADS_TEST_RADIX\n#include \"std/type.h\"")
hex_char=["1","2","3","4","5","6","7","8","9","0","A","B","C","D","E","F"];
def randlist(num:int,hex_char_num:int,name:str):
print("__attribute__((section(\".data\"))) sh_uint64 "+name+"["+str(num)+"]={",end="")
for i in range(num):
print("0x",end="")
for y in range(hex_char_num):
print(hex_char[random.randint(0,15)],end="")
if i!=(num-1):
print(",",end="")
print("};")
randlist(10000,16,"test_keys")
randlist(10000,16,"test_values")
randlist(10000,16,"test_search")
print("#endif")