Rein Klazes <[email protected]> writes: > On Wed, 08 Apr 2009 11:39:08 +0200, you wrote: > >>Rein Klazes <[email protected]> writes: >> >>> @@ -203,9 +203,9 @@ void WINAPI _fpMath( CONTEXT *context ) >>> context->Eax &= ~0xffff; /* set AX to 0 */ >>> break; >>> >>> - case 11: /* just returns the installed flag in DX:AX */ >>> + case 11: /* returns in ax whether a 8087 coprocessor is present, say >>> yes */ >>> context->Edx &= ~0xffff; /* set DX to 0 */ >>> - context->Eax = (context->Eax & ~0xffff) | Installed; >>> + context->Eax = (context->Eax & ~0xffff) | 1; >> >>Should you set Installed to 1 instead? > > Thought about it, it works for the app just as well. > > I choose this solution because: > 1)I don't know what installed means. Means a 8087 is installed or that > an emulator is installed. > 2)at least in case 11: the documentation is clear what should be > returned. > 3)setting installed to 1 enables some assembly code, that could well be > the reason that it is now set to zero.
My understanding is that it means a 8087 is installed, so it should always be 1, and the assembly code should be enabled. -- Alexandre Julliard [email protected]
