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* saveregisters no longer supported by compiler, for now save all registers in stackcheck

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This commit is contained in:
armin 2004-10-25 18:11:49 +00:00
parent 5ec6609d11
commit ad45adbb6e
2 changed files with 26 additions and 6 deletions
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16
rtl/netware/system.pp
View File

@ -202,7 +202,7 @@ end;
const StackErr : boolean = false; const StackErr : boolean = false;
procedure int_stackcheck(stack_size:Cardinal);[saveregisters,public,alias:'FPC_STACKCHECK']; procedure int_stackcheck(stack_size:Cardinal);[public,alias:'FPC_STACKCHECK'];
{ {
called when trying to get local stack if the compiler directive $S called when trying to get local stack if the compiler directive $S
is set this function must preserve all registers is set this function must preserve all registers
@ -212,7 +212,14 @@ procedure int_stackcheck(stack_size:Cardinal);[saveregisters,public,alias:'FPC_S
} }
begin begin
if StackErr then exit; // avoid recursive calls if StackErr then exit; // avoid recursive calls
if _stackavail > stack_size + 2048 THEN EXIT; asm
pusha
end;
stackerr := ( _stackavail < stack_size + 2048);
asm
popa
end;
if not StackErr then exit;
StackErr := true; StackErr := true;
HandleError (202); HandleError (202);
end; end;
@ -967,7 +974,10 @@ Begin
End. End.
{ {
$Log$ $Log$
Revision 1.28 2004-10-25 15:38:59 peter Revision 1.29 2004-10-25 18:11:49 armin
* saveregisters no longer supported by compiler, for now save all registers in stackcheck
Revision 1.28 2004/10/25 15:38:59 peter
* compiler defined HEAP and HEAPSIZE removed * compiler defined HEAP and HEAPSIZE removed
Revision 1.27 2004/09/26 19:25:49 armin Revision 1.27 2004/09/26 19:25:49 armin

16
rtl/netwlibc/system.pp
View File

@ -193,7 +193,7 @@ end;
const StackErr : boolean = false; const StackErr : boolean = false;
procedure int_stackcheck(stack_size:Cardinal);[saveregisters,public,alias:'FPC_STACKCHECK']; procedure int_stackcheck(stack_size:Cardinal);[public,alias:'FPC_STACKCHECK'];
{ {
called when trying to get local stack if the compiler directive $S called when trying to get local stack if the compiler directive $S
is set this function must preserve all registers is set this function must preserve all registers
@ -203,7 +203,14 @@ procedure int_stackcheck(stack_size:Cardinal);[saveregisters,public,alias:'FPC_S
} }
begin begin
if StackErr then exit; // avoid recursive calls if StackErr then exit; // avoid recursive calls
if stackavail > stack_size + 5120 then exit; // we really need that much, at least on nw6.5 asm
pusha
end;
stackerr := (stackavail < stack_size + 5120); // we really need that much, at least on nw6.5
asm
popa
end;
if not StackErr then exit;
StackErr := true; StackErr := true;
HandleError (202); HandleError (202);
end; end;
@ -1178,7 +1185,10 @@ Begin
End. End.
{ {
$Log$ $Log$
Revision 1.5 2004-10-25 15:38:59 peter Revision 1.6 2004-10-25 18:11:49 armin
* saveregisters no longer supported by compiler, for now save all registers in stackcheck
Revision 1.5 2004/10/25 15:38:59 peter
* compiler defined HEAP and HEAPSIZE removed * compiler defined HEAP and HEAPSIZE removed
Revision 1.4 2004/09/26 19:23:34 armin Revision 1.4 2004/09/26 19:23:34 armin