integer doubles.reg

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Cheat Engine\CustomTypes\Double (Integers)]
"Script"="// Courtesy of mgr.inz.Player
// http://forum.cheatengine.org/viewtopic.php?p=5735458#5735458
alloc(ConvertRoutine,1024)
alloc(ConvertBackRoutine,1024)
alloc(TypeName,256)
alloc(ByteSize,4)
alloc(PreferedAlignment,4)
alloc(UsesFloat,1)
alloc(CallMethod,1)

TypeName:
db 'Double (Integers)',0

ByteSize:
dd 8

PreferedAlignment:
dd 4

UsesFloat:
db 1

CallMethod:
db 1

ConvertRoutine:
[64-bit]
movsd xmm0,[rcx]
[/64-bit]

[32-bit]
mov eax,[esp+4]
movsd xmm0,[eax]
[/32-bit]

cvtsd2ss xmm0,xmm0 // convert double to single
movd eax,xmm0

cvtps2dq xmm1,xmm0 // convert single to integer
cvtdq2ps xmm1,xmm1 // convert integer to single

ucomiss xmm0,xmm1
je @f
mov eax,NaN

@@:
ret


// cdecl void ConvertBackRoutine(int value, PTR_UINT address, void* output);
ConvertBackRoutine:
[64-bit]
push ecx
movss xmm0, [esp]
pop ecx
cvtss2sd xmm0,xmm0 // convert single to double
movsd [r8], xmm0
ret
[/64-bit]

[32-bit]
// [esp+00] = return value
// [esp+04] = value
// [esp+08] = address of value
// [esp+C] = output pointer
movss xmm0, [esp+4]
cvtss2sd xmm0,xmm0 // convert single to double
mov eax,[esp+C]
movsd [eax], xmm0
ret
[/32-bit]

"