diff options
| author | Steven Fuller <relnev@icculus.org> | 2001-07-01 00:55:22 +0000 |
|---|---|---|
| committer | Patryk Obara <dreamer.tan@gmail.com> | 2019-08-20 02:09:04 +0200 |
| commit | 2186d5f3f95cd74a070a490d899291648d58667a (patch) | |
| tree | 55241a1afa3e1a22e0b6593a8dead0b703800f44 /3dc/win95/PENTIME.H | |
| parent | 218ca90543758a20ac326e444ca0643174ca7384 (diff) | |
Initial revision
Diffstat (limited to '3dc/win95/PENTIME.H')
| -rw-r--r-- | 3dc/win95/PENTIME.H | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/3dc/win95/PENTIME.H b/3dc/win95/PENTIME.H deleted file mode 100644 index 8c66961..0000000 --- a/3dc/win95/PENTIME.H +++ /dev/null @@ -1,64 +0,0 @@ -/* pentime.h */ -extern unsigned long int rdtsc_lo(void); -extern unsigned long int rdtsc_hi(void); -extern unsigned long int rdtsc_mid(void); - -#define ProfileStart() \ -{ \ - int time = rdtsc_lo(); -#define ProfileStop(x) \ - textprint("%s %d\n",x,rdtsc_lo()-time); \ -} - -#pragma aux rdtsc_lo = \ - "db 0fh, 31h" \ - value [eax] \ - modify [edx]; - -#pragma aux rdtsc_hi = \ - "db 0fh, 31h" \ - value [edx] \ - modify [eax]; - -#pragma aux rdtsc_mid = \ - "db 0fh, 31h" \ - "shr eax, 10h" \ - "shl edx, 10h" \ - "add eax, edx" \ - value [eax] \ - modify [edx]; - -/* Test to see if we have a Pentium or not. Note that this test is reliable - * enough for a tools project (where we can put in an overide switch) but not - * for a released product. - */ -extern unsigned char Pentium(void); -#pragma aux Pentium = \ - "pushfd" \ - "pop eax" \ - "or eax, 00200000h" \ - "push eax" \ - "popfd" \ - "pushfd" \ - "pop eax" \ - "mov ecx, eax" \ - "and eax, 00200000h" \ - "cmp eax, 0" \ - "je not_Pentium" \ - "mov eax, ecx" \ - "and eax, 0ffdfffffh" \ - "push eax" \ - "popfd" \ - "pushfd" \ - "pop eax" \ - "and eax, 00200000h" \ - "cmp eax, 0" \ - "jne not_Pentium" \ - "is_Pentium: mov al, 1" \ - "jmp finish" \ - "not_Pentium: mov al, 0" \ - "finish: nop" \ - value [al] \ - modify [eax ecx] - - |