oberon07: fix for r7107, NEW/DISPOSE support multi-thread mode

git-svn-id: svn://kolibrios.org@7110 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Anton Krotov 2017-11-16 07:01:07 +00:00
parent fbdde8ba84
commit e80f6ad31e
3 changed files with 308 additions and 162 deletions

View File

@ -19,197 +19,342 @@ MODULE API;
IMPORT sys := SYSTEM; IMPORT sys := SYSTEM;
CONST CONST
MAX_SIZE = 16 * 400H; MAX_SIZE = 16 * 400H;
HEAP_SIZE = 1 * 100000H; HEAP_SIZE = 1 * 100000H;
_new = 1;
_dispose = 2;
TYPE
CRITICAL_SECTION = ARRAY 2 OF INTEGER;
VAR VAR
heap, endheap: INTEGER; heap, endheap: INTEGER;
pockets: ARRAY MAX_SIZE DIV 32 + 1 OF INTEGER; pockets: ARRAY MAX_SIZE DIV 32 + 1 OF INTEGER;
PROCEDURE [stdcall] zeromem*(size, adr: INTEGER); CriticalSection: CRITICAL_SECTION;
PROCEDURE [stdcall] zeromem* (size, adr: INTEGER);
BEGIN BEGIN
sys.CODE("578B7D0C8B4D0833C09CFCF3AB9D5F") sys.CODE("578B7D0C8B4D0833C09CFCF3AB9D5F")
END zeromem; END zeromem;
PROCEDURE mem_commit*(adr, size: INTEGER);
VAR tmp: INTEGER; PROCEDURE mem_commit* (adr, size: INTEGER);
VAR
tmp: INTEGER;
BEGIN BEGIN
FOR tmp := adr TO adr + size - 1 BY 4096 DO FOR tmp := adr TO adr + size - 1 BY 4096 DO
sys.PUT(tmp, 0) sys.PUT(tmp, 0)
END END
END mem_commit; END mem_commit;
PROCEDURE strncmp*(a, b, n: INTEGER): INTEGER;
VAR A, B: CHAR; Res: INTEGER; PROCEDURE strncmp* (a, b, n: INTEGER): INTEGER;
VAR
A, B: CHAR;
Res: INTEGER;
BEGIN BEGIN
Res := 0; Res := 0;
WHILE n > 0 DO WHILE n > 0 DO
sys.GET(a, A); INC(a); sys.GET(a, A); INC(a);
sys.GET(b, B); INC(b); sys.GET(b, B); INC(b);
DEC(n); DEC(n);
IF A # B THEN IF A # B THEN
Res := ORD(A) - ORD(B); Res := ORD(A) - ORD(B);
n := 0 n := 0
ELSIF A = 0X THEN ELSIF A = 0X THEN
n := 0 n := 0
END
END END
END RETURN Res
RETURN Res
END strncmp; END strncmp;
PROCEDURE [stdcall] sysfunc1*(arg1: INTEGER): INTEGER;
PROCEDURE [stdcall] sysfunc1* (arg1: INTEGER): INTEGER;
BEGIN BEGIN
sys.CODE("8B4508"); (* mov eax, [ebp + 08h] *) sys.CODE("8B4508"); (* mov eax, [ebp + 08h] *)
sys.CODE("CD40"); (* int 40h *) sys.CODE("CD40"); (* int 40h *)
sys.CODE("C9"); (* leave *) sys.CODE("C9"); (* leave *)
sys.CODE("C20400"); (* ret 04h *) sys.CODE("C20400"); (* ret 04h *)
RETURN 0 RETURN 0
END sysfunc1; END sysfunc1;
PROCEDURE [stdcall] sysfunc2*(arg1, arg2: INTEGER): INTEGER;
PROCEDURE [stdcall] sysfunc2* (arg1, arg2: INTEGER): INTEGER;
BEGIN BEGIN
sys.CODE("53"); (* push ebx *) sys.CODE("53"); (* push ebx *)
sys.CODE("8B4508"); (* mov eax, [ebp + 08h] *) sys.CODE("8B4508"); (* mov eax, [ebp + 08h] *)
sys.CODE("8B5D0C"); (* mov ebx, [ebp + 0Ch] *) sys.CODE("8B5D0C"); (* mov ebx, [ebp + 0Ch] *)
sys.CODE("CD40"); (* int 40h *) sys.CODE("CD40"); (* int 40h *)
sys.CODE("5B"); (* pop ebx *) sys.CODE("5B"); (* pop ebx *)
sys.CODE("C9"); (* leave *) sys.CODE("C9"); (* leave *)
sys.CODE("C20800"); (* ret 08h *) sys.CODE("C20800"); (* ret 08h *)
RETURN 0 RETURN 0
END sysfunc2; END sysfunc2;
PROCEDURE [stdcall] sysfunc3*(arg1, arg2, arg3: INTEGER): INTEGER;
PROCEDURE [stdcall] sysfunc3* (arg1, arg2, arg3: INTEGER): INTEGER;
BEGIN BEGIN
sys.CODE("53"); (* push ebx *) sys.CODE("53"); (* push ebx *)
sys.CODE("8B4508"); (* mov eax, [ebp + 08h] *) sys.CODE("8B4508"); (* mov eax, [ebp + 08h] *)
sys.CODE("8B5D0C"); (* mov ebx, [ebp + 0Ch] *) sys.CODE("8B5D0C"); (* mov ebx, [ebp + 0Ch] *)
sys.CODE("8B4D10"); (* mov ecx, [ebp + 10h] *) sys.CODE("8B4D10"); (* mov ecx, [ebp + 10h] *)
sys.CODE("CD40"); (* int 40h *) sys.CODE("CD40"); (* int 40h *)
sys.CODE("5B"); (* pop ebx *) sys.CODE("5B"); (* pop ebx *)
sys.CODE("C9"); (* leave *) sys.CODE("C9"); (* leave *)
sys.CODE("C20C00"); (* ret 0Ch *) sys.CODE("C20C00"); (* ret 0Ch *)
RETURN 0 RETURN 0
END sysfunc3; END sysfunc3;
PROCEDURE _NEW*(size: INTEGER): INTEGER;
VAR res, idx, temp: INTEGER; PROCEDURE [stdcall] sysfunc4* (arg1, arg2, arg3, arg4: INTEGER): INTEGER;
BEGIN BEGIN
IF size <= MAX_SIZE THEN sys.CODE("53"); (* push ebx *)
idx := ASR(size, 5); sys.CODE("8B4508"); (* mov eax, [ebp + 08h] *)
res := pockets[idx]; sys.CODE("8B5D0C"); (* mov ebx, [ebp + 0Ch] *)
IF res # 0 THEN sys.CODE("8B4D10"); (* mov ecx, [ebp + 10h] *)
sys.GET(res, pockets[idx]); sys.CODE("8B5514"); (* mov edx, [ebp + 14h] *)
sys.PUT(res, size); sys.CODE("CD40"); (* int 40h *)
INC(res, 4) sys.CODE("5B"); (* pop ebx *)
ELSE sys.CODE("C9"); (* leave *)
temp := 0; sys.CODE("C21000"); (* ret 10h *)
IF heap + size >= endheap THEN RETURN 0
IF sysfunc2(18, 16) > ASR(HEAP_SIZE, 10) THEN END sysfunc4;
temp := sysfunc3(68, 12, HEAP_SIZE)
PROCEDURE [stdcall] sysfunc5* (arg1, arg2, arg3, arg4, arg5: INTEGER): INTEGER;
BEGIN
sys.CODE("53"); (* push ebx *)
sys.CODE("56"); (* push esi *)
sys.CODE("8B4508"); (* mov eax, [ebp + 08h] *)
sys.CODE("8B5D0C"); (* mov ebx, [ebp + 0Ch] *)
sys.CODE("8B4D10"); (* mov ecx, [ebp + 10h] *)
sys.CODE("8B5514"); (* mov edx, [ebp + 14h] *)
sys.CODE("8B7518"); (* mov esi, [ebp + 18h] *)
sys.CODE("CD40"); (* int 40h *)
sys.CODE("5E"); (* pop esi *)
sys.CODE("5B"); (* pop ebx *)
sys.CODE("C9"); (* leave *)
sys.CODE("C21400"); (* ret 14h *)
RETURN 0
END sysfunc5;
PROCEDURE switch_task;
VAR
res: INTEGER;
BEGIN
res := sysfunc2(68, 1)
END switch_task;
PROCEDURE futex_create (ptr: INTEGER): INTEGER;
RETURN sysfunc3(77, 0, ptr)
END futex_create;
PROCEDURE futex_wait (futex, value, timeout: INTEGER);
VAR
res: INTEGER;
BEGIN
res := sysfunc5(77, 2, futex, value, timeout)
END futex_wait;
PROCEDURE futex_wake (futex, number: INTEGER);
VAR
res: INTEGER;
BEGIN
res := sysfunc4(77, 3, futex, number)
END futex_wake;
PROCEDURE EnterCriticalSection* (VAR CriticalSection: CRITICAL_SECTION);
BEGIN
switch_task;
futex_wait(CriticalSection[0], 1, 10000);
CriticalSection[1] := 1
END EnterCriticalSection;
PROCEDURE LeaveCriticalSection* (VAR CriticalSection: CRITICAL_SECTION);
BEGIN
CriticalSection[1] := 0;
futex_wake(CriticalSection[0], 1)
END LeaveCriticalSection;
PROCEDURE InitializeCriticalSection* (VAR CriticalSection: CRITICAL_SECTION);
BEGIN
CriticalSection[0] := futex_create(sys.ADR(CriticalSection[1]));
CriticalSection[1] := 0
END InitializeCriticalSection;
PROCEDURE __NEW (size: INTEGER): INTEGER;
VAR
res, idx, temp: INTEGER;
BEGIN
IF size <= MAX_SIZE THEN
idx := ASR(size, 5);
res := pockets[idx];
IF res # 0 THEN
sys.GET(res, pockets[idx]);
sys.PUT(res, size);
INC(res, 4)
ELSE ELSE
temp := 0 temp := 0;
END; IF heap + size >= endheap THEN
IF temp # 0 THEN IF sysfunc2(18, 16) > ASR(HEAP_SIZE, 10) THEN
mem_commit(temp, HEAP_SIZE); temp := sysfunc3(68, 12, HEAP_SIZE)
heap := temp; ELSE
endheap := heap + HEAP_SIZE temp := 0
ELSE END;
temp := -1 IF temp # 0 THEN
mem_commit(temp, HEAP_SIZE);
heap := temp;
endheap := heap + HEAP_SIZE
ELSE
temp := -1
END
END;
IF (heap # 0) & (temp # -1) THEN
sys.PUT(heap, size);
res := heap + 4;
heap := heap + size
ELSE
res := 0
END
END END
END;
IF (heap # 0) & (temp # -1) THEN
sys.PUT(heap, size);
res := heap + 4;
heap := heap + size
ELSE
res := 0
END
END
ELSE
IF sysfunc2(18, 16) > ASR(size, 10) THEN
res := sysfunc3(68, 12, size);
IF res # 0 THEN
mem_commit(res, size);
sys.PUT(res, size);
INC(res, 4)
END
ELSE ELSE
res := 0 IF sysfunc2(18, 16) > ASR(size, 10) THEN
res := sysfunc3(68, 12, size);
IF res # 0 THEN
mem_commit(res, size);
sys.PUT(res, size);
INC(res, 4)
END
ELSE
res := 0
END
END;
IF res # 0 THEN
zeromem(ASR(size, 2) - 1, res)
END END
END; RETURN res
IF res # 0 THEN END __NEW;
zeromem(ASR(size, 2) - 1, res)
END
RETURN res PROCEDURE __DISPOSE (ptr: INTEGER): INTEGER;
VAR
size, idx: INTEGER;
BEGIN
DEC(ptr, 4);
sys.GET(ptr, size);
IF size <= MAX_SIZE THEN
idx := ASR(size, 5);
sys.PUT(ptr, pockets[idx]);
pockets[idx] := ptr
ELSE
size := sysfunc3(68, 13, ptr)
END
RETURN 0
END __DISPOSE;
PROCEDURE NEW_DISPOSE (func, arg: INTEGER): INTEGER;
VAR
res: INTEGER;
BEGIN
EnterCriticalSection(CriticalSection);
IF func = _new THEN
res := __NEW(arg)
ELSIF func = _dispose THEN
res := __DISPOSE(arg)
END;
LeaveCriticalSection(CriticalSection)
RETURN res
END NEW_DISPOSE;
PROCEDURE _NEW* (size: INTEGER): INTEGER;
RETURN NEW_DISPOSE(_new, size)
END _NEW; END _NEW;
PROCEDURE _DISPOSE*(ptr: INTEGER): INTEGER;
VAR size, idx: INTEGER; PROCEDURE _DISPOSE* (ptr: INTEGER): INTEGER;
BEGIN RETURN NEW_DISPOSE(_dispose, ptr)
DEC(ptr, 4);
sys.GET(ptr, size);
IF size <= MAX_SIZE THEN
idx := ASR(size, 5);
sys.PUT(ptr, pockets[idx]);
pockets[idx] := ptr
ELSE
size := sysfunc3(68, 13, ptr)
END
RETURN 0
END _DISPOSE; END _DISPOSE;
PROCEDURE ExitProcess*(p1: INTEGER);
PROCEDURE ExitProcess* (p1: INTEGER);
BEGIN BEGIN
p1 := sysfunc1(-1) p1 := sysfunc1(-1)
END ExitProcess; END ExitProcess;
PROCEDURE ExitThread*(p1: INTEGER);
PROCEDURE ExitThread* (p1: INTEGER);
BEGIN BEGIN
p1 := sysfunc1(-1) p1 := sysfunc1(-1)
END ExitThread; END ExitThread;
PROCEDURE OutChar(c: CHAR);
VAR res: INTEGER; PROCEDURE OutChar (c: CHAR);
VAR
res: INTEGER;
BEGIN BEGIN
res := sysfunc3(63, 1, ORD(c)) res := sysfunc3(63, 1, ORD(c))
END OutChar; END OutChar;
PROCEDURE DebugMsg*(lpText, lpCaption: INTEGER);
VAR c: CHAR; PROCEDURE DebugMsg* (lpText, lpCaption: INTEGER);
VAR
c: CHAR;
BEGIN BEGIN
IF lpCaption # 0 THEN IF lpCaption # 0 THEN
OutChar(0DX); OutChar(0DX);
OutChar(0AX); OutChar(0AX);
REPEAT REPEAT
sys.GET(lpCaption, c); sys.GET(lpCaption, c);
IF c # 0X THEN IF c # 0X THEN
OutChar(c) OutChar(c)
END; END;
INC(lpCaption) INC(lpCaption)
UNTIL c = 0X; UNTIL c = 0X;
OutChar(":"); OutChar(":");
OutChar(0DX); OutChar(0DX);
OutChar(0AX) OutChar(0AX)
END;
REPEAT
sys.GET(lpText, c);
IF c # 0X THEN
OutChar(c)
END; END;
INC(lpText) REPEAT
UNTIL c = 0X; sys.GET(lpText, c);
IF lpCaption # 0 THEN IF c # 0X THEN
OutChar(0DX); OutChar(c)
OutChar(0AX) END;
END INC(lpText)
UNTIL c = 0X;
IF lpCaption # 0 THEN
OutChar(0DX);
OutChar(0AX)
END
END DebugMsg; END DebugMsg;
PROCEDURE init* (p1: INTEGER); PROCEDURE init* (p1: INTEGER);
BEGIN BEGIN
p1 := sysfunc2(68, 11) p1 := sysfunc2(68, 11);
InitializeCriticalSection(CriticalSection)
END init; END init;
END API. END API.

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@ -1,4 +1,4 @@
(* (*
Copyright 2016, 2017 Anton Krotov Copyright 2016, 2017 Anton Krotov
This program is free software: you can redistribute it and/or modify This program is free software: you can redistribute it and/or modify
@ -246,6 +246,7 @@ BEGIN
Int(code, int); Int(code, int);
StrAppend(int) StrAppend(int)
END; END;
API.DebugMsg(sys.ADR(msg), SelfName);
IF API.GetCurrentThreadId() = main_thread_id THEN IF API.GetCurrentThreadId() = main_thread_id THEN
API.ExitProcess(0) API.ExitProcess(0)
ELSE ELSE