forked from KolibriOS/kolibrios
an experimental kernel with a mad syscall and FHT inside
git-svn-id: svn://kolibrios.org@1641 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Artem Jerdev (art_zh)
parent
abbc09c677
commit
112a3665cb
@ -76,9 +76,6 @@ pci_ext_config:
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shl eax, 8
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test eax, 0x000F0000 ; MMIO Base must be bus0-aligned
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jnz .no_pcie_cfg
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; -- it looks like a true PCIe config space;
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ret ; <<<<<<<<<<< OK >>>>>>>>>>>
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.no_pcie_cfg:
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@ -92,6 +89,7 @@ pci_ext_config:
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.pcie_failed:
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mov esi, boot_pcie_fail
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call boot_log
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xor eax, eax
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ret ; <<<<<<<<< FAILURE >>>>>>>>>
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@ -1,4 +1,4 @@
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License ;;
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@ -10,47 +10,16 @@ $Revision$
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; Old style system call converter
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align 16
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cross_order:
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; load all registers in crossed order
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mov eax, ebx
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mov ebx, ecx
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mov ecx, edx
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mov edx, esi
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mov esi, edi
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movzx edi, byte[esp+28 + 4]
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; load all registers in crossed order
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mov eax, ebx
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mov ebx, ecx
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mov ecx, edx
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mov edx, esi
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mov esi, edi
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movzx edi, byte[esp+28 + 4]
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sub edi, 53 ; all zeroes before
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call dword [servetable+edi*4]
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ret
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; SYSENTER ENTRY ;;
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;; (not used on AMD systems) ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;align 32
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;sysenter_entry:
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; ; Íàñòðàèâàåì ñòåê
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; mov esp, [ss:tss._esp0]
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; sti
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; push ebp ; save app esp + 4
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; mov ebp, [ebp] ; ebp - original ebp
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; ;------------------
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; pushad
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; cld
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;
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; movzx eax, al
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; call dword [servetable2 + eax * 4]
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; popad
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; ;------------------
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; xchg ecx, [ss:esp] ; â âåðøèí ñòåêà - app ecx, ecx - app esp + 4
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; sub ecx, 4
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; xchg edx, [ecx] ; edx - return point, & save original edx
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; push edx
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; mov edx, [ss:esp + 4]
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; mov [ecx + 4], edx ; save original ecx
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; pop edx
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; sysexit
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call dword [servetable+edi*4]
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ret
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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@ -60,27 +29,27 @@ cross_order:
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align 16
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i40:
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pushad
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cld
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and eax, 0x07F
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call dword [servetable2 + eax * 4]
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popad
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iretd
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pushad
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cld
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and eax, 0x07F
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call dword [servetable2 + eax * 4]
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popad
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iretd
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; SYSCALL ENTRY ;;
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;; SYSCALL ENTRY -- NEW !!! ;;
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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align 32
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syscall_entry:
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; push ecx
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sti
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and eax, 3
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call dword [servetable3 + eax * 4]
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; pop ecx
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sysret
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; sti
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push ecx
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and eax, 3
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call dword [servetable3 + eax * 4]
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pop ecx
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sysret
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iglobal
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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@ -89,18 +58,17 @@ iglobal
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align 4
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servetable:
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dd socket ; 53-Socket interface
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dd socket ; 53-Socket interface
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dd 0
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dd 0
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dd 0
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dd 0
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dd file_system ; 58-Common file system interface
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dd file_system ; 58-Common file system interface
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dd 0
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dd 0
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dd 0
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dd sys_pci ; 62-PCI functions
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dd sys_msg_board ; 63-System message board
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dd sys_pci ; 62-PCI functions
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dd sys_msg_board ; 63-System message board
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; NEW SYSTEM FUNCTIONS TABLE ;;
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@ -108,88 +76,88 @@ iglobal
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align 4
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servetable2:
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dd syscall_draw_window ; 0-DrawWindow
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dd syscall_setpixel ; 1-SetPixel
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dd sys_getkey ; 2-GetKey
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dd sys_clock ; 3-GetTime
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dd syscall_writetext ; 4-WriteText
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dd delay_hs ; 5-DelayHs
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dd syscall_draw_window ; 0-DrawWindow
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dd syscall_setpixel ; 1-SetPixel
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dd sys_getkey ; 2-GetKey
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dd sys_clock ; 3-GetTime
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dd syscall_writetext ; 4-WriteText
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dd delay_hs ; 5-DelayHs
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dd syscall_openramdiskfile ; 6-OpenRamdiskFile
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dd syscall_putimage ; 7-PutImage
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dd syscall_button ; 8-DefineButton
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dd sys_cpuusage ; 9-GetProcessInfo
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dd sys_waitforevent ; 10-WaitForEvent
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dd sys_getevent ; 11-CheckForEvent
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dd sys_redrawstat ; 12-BeginDraw and EndDraw
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dd syscall_drawrect ; 13-DrawRect
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dd syscall_getscreensize ; 14-GetScreenSize
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dd sys_background ; 15-bgr
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dd sys_cachetodiskette ; 16-FlushFloppyCache
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dd sys_getbutton ; 17-GetButton
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dd sys_system ; 18-System Services
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dd paleholder ; 19-reserved
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dd sys_midi ; 20-ResetMidi and OutputMidi
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dd sys_setup ; 21-SetMidiBase,SetKeymap,SetShiftKeymap,.
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dd sys_settime ; 22-setting date,time,clock and alarm-clock
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dd syscall_putimage ; 7-PutImage
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dd syscall_button ; 8-DefineButton
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dd sys_cpuusage ; 9-GetProcessInfo
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dd sys_waitforevent ; 10-WaitForEvent
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dd sys_getevent ; 11-CheckForEvent
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dd sys_redrawstat ; 12-BeginDraw and EndDraw
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dd syscall_drawrect ; 13-DrawRect
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dd syscall_getscreensize ; 14-GetScreenSize
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dd sys_background ; 15-bgr
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dd sys_cachetodiskette ; 16-FlushFloppyCache
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dd sys_getbutton ; 17-GetButton
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dd sys_system ; 18-System Services
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dd paleholder ; 19-reserved
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dd sys_midi ; 20-ResetMidi and OutputMidi
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dd sys_setup ; 21-SetMidiBase,SetKeymap,SetShiftKeymap,.
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dd sys_settime ; 22-setting date,time,clock and alarm-clock
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dd sys_wait_event_timeout ; 23-TimeOutWaitForEvent
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dd syscall_cdaudio ; 24-PlayCdTrack,StopCd and GetCdPlaylist
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dd undefined_syscall ; 25-reserved
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dd sys_getsetup ; 26-GetMidiBase,GetKeymap,GetShiftKeymap,.
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dd undefined_syscall ; 27-reserved
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dd undefined_syscall ; 28-reserved
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dd sys_date ; 29-GetDate
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dd sys_current_directory ; 30-Get/SetCurrentDirectory
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dd undefined_syscall ; 31-reserved
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dd undefined_syscall ; 32-reserved
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dd undefined_syscall ; 33-reserved
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dd undefined_syscall ; 34-reserved
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dd syscall_getpixel ; 35-GetPixel
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dd syscall_getarea ; 36-GetArea
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dd readmousepos ; 37-GetMousePosition_ScreenRelative,.
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dd syscall_drawline ; 38-DrawLine
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dd sys_getbackground ; 39-GetBackgroundSize,ReadBgrData,.
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dd set_app_param ; 40-WantEvents
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dd syscall_getirqowner ; 41-GetIrqOwner
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dd get_irq_data ; 42-ReadIrqData
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dd sys_outport ; 43-SendDeviceData
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dd sys_programirq ; 44-ProgramIrqs
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dd reserve_free_irq ; 45-ReserveIrq and FreeIrq
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dd syscall_cdaudio ; 24-PlayCdTrack,StopCd and GetCdPlaylist
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dd undefined_syscall ; 25-reserved
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dd sys_getsetup ; 26-GetMidiBase,GetKeymap,GetShiftKeymap,.
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dd undefined_syscall ; 27-reserved
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dd undefined_syscall ; 28-reserved
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dd sys_date ; 29-GetDate
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dd sys_current_directory ; 30-Get/SetCurrentDirectory
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dd undefined_syscall ; 31-reserved
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dd undefined_syscall ; 32-reserved
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dd undefined_syscall ; 33-reserved
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dd undefined_syscall ; 34-reserved
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dd syscall_getpixel ; 35-GetPixel
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dd syscall_getarea ; 36-GetArea
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dd readmousepos ; 37-GetMousePosition_ScreenRelative,.
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dd syscall_drawline ; 38-DrawLine
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dd sys_getbackground ; 39-GetBackgroundSize,ReadBgrData,.
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dd set_app_param ; 40-WantEvents
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dd syscall_getirqowner ; 41-GetIrqOwner
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dd get_irq_data ; 42-ReadIrqData
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dd sys_outport ; 43-SendDeviceData
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dd sys_programirq ; 44-ProgramIrqs
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dd reserve_free_irq ; 45-ReserveIrq and FreeIrq
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dd syscall_reserveportarea ; 46-ReservePortArea and FreePortArea
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dd display_number ; 47-WriteNum
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dd display_number ; 47-WriteNum
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dd syscall_display_settings ; 48-SetRedrawType and SetButtonType
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dd sys_apm ; 49-Advanced Power Management (APM)
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dd syscall_set_window_shape ; 50-Window shape & scale
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dd syscall_threads ; 51-Threads
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dd stack_driver_stat ; 52-Stack driver status
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dd cross_order ; 53-Socket interface
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dd undefined_syscall ; 54-reserved
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dd syscall_threads ; 51-Threads
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dd stack_driver_stat ; 52-Stack driver status
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dd cross_order ; 53-Socket interface
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dd undefined_syscall ; 54-reserved
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dd sound_interface ; 55-Sound interface
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dd undefined_syscall ; 56-reserved
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dd sys_pcibios ; 57-PCI BIOS32
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dd cross_order ; 58-Common file system interface
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dd undefined_syscall ; 59-reserved
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dd undefined_syscall ; 56-reserved
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dd sys_pcibios ; 57-PCI BIOS32
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dd cross_order ; 58-Common file system interface
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dd undefined_syscall ; 59-reserved
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dd sys_IPC ; 60-Inter Process Communication
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dd sys_gs ; 61-Direct graphics access
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dd cross_order ; 62-PCI functions
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dd cross_order ; 63-System message board
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dd sys_resize_app_memory ; 64-Resize application memory usage
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dd sys_putimage_palette ; 65-PutImagePalette
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dd sys_process_def ; 66-Process definitions - keyboard
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dd syscall_move_window ; 67-Window move or resize
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dd sys_gs ; 61-Direct graphics access
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dd cross_order ; 62-PCI functions
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dd cross_order ; 63-System message board
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dd sys_resize_app_memory ; 64-Resize application memory usage
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dd sys_putimage_palette ; 65-PutImagePalette
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dd sys_process_def ; 66-Process definitions - keyboard
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dd syscall_move_window ; 67-Window move or resize
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dd f68 ; 68-Some internal services
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dd sys_debug_services ; 69-Debug
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dd file_system_lfn ; 70-Common file system interface, version 2
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dd sys_debug_services ; 69-Debug
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dd file_system_lfn ; 70-Common file system interface, version 2
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dd syscall_window_settings ; 71-Window settings
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dd sys_sendwindowmsg ; 72-Send window message
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times 127 - ( ($-servetable2) /4 ) dd undefined_syscall
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dd sys_end ; -1-end application
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dd sys_sendwindowmsg ; 72-Send window message
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times 127 - ( ($-servetable2) /4 ) dd undefined_syscall
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dd sys_end ; -1-end application
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align 4
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servetable3:
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dd FFT4 ; 0
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dd FFT4 ; 1
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dd paleholder ; 2
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dd sys_end ; last
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dd FHT_4 ; 0
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dd FHT_4 ; 1
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dd paleholder ; 2
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dd sys_end ; last
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endg
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@ -16,30 +16,6 @@
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$Revision$
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;struc db [a] { common . db a
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; if ~used .
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; display 'not used db: ',`.,13,10
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; end if }
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;struc dw [a] { common . dw a
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; if ~used .
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; display 'not used dw: ',`.,13,10
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; end if }
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;struc dd [a] { common . dd a
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; if ~used .
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; display 'not used dd: ',`.,13,10
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; end if }
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;struc dp [a] { common . dp a
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; if ~used .
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; display 'not used dp: ',`.,13,10
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; end if }
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;struc dq [a] { common . dq a
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; if ~used .
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; display 'not used dq: ',`.,13,10
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; end if }
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;struc dt [a] { common . dt a
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; if ~used .
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; display 'not used dt: ',`.,13,10
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; end if }
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struc POINT {
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.x dd ?
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@ -52,7 +28,7 @@ end virtual
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struc RECT {
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.left dd ?
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.top dd ?
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.top dd ?
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.right dd ?
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.bottom dd ?
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.sizeof:
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@ -63,7 +39,7 @@ end virtual
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struc BOX {
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.left dd ?
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.top dd ?
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.top dd ?
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.width dd ?
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.height dd ?
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.sizeof:
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@ -75,17 +51,17 @@ end virtual
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struc DISPMODE {
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.width rw 1
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.height rw 1
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.bpp rw 1
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.bpp rw 1
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.freq rw 1
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}
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; constants definition
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WSTATE_NORMAL = 00000000b
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WSTATE_NORMAL = 00000000b
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WSTATE_MAXIMIZED = 00000001b
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WSTATE_MINIMIZED = 00000010b
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WSTATE_ROLLEDUP = 00000100b
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WSTATE_REDRAW = 00000001b
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WSTATE_REDRAW = 00000001b
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WSTATE_WNDDRAWN = 00000010b
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WSTYLE_HASCAPTION = 00010000b
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@ -94,13 +70,13 @@ WSTYLE_CLIENTRELATIVE = 00100000b
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struc TASKDATA
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{
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.event_mask dd ?
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.pid dd ?
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dw ?
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.pid dd ?
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dw ?
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.state db ?
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db ?
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dw ?
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db ?
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dw ?
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.wnd_number db ?
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db ?
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db ?
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.mem_start dd ?
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.counter_sum dd ?
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.counter_add dd ?
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@ -110,24 +86,24 @@ virtual at 0
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TASKDATA TASKDATA
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end virtual
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TSTATE_RUNNING = 0
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TSTATE_RUNNING = 0
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TSTATE_RUN_SUSPENDED = 1
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TSTATE_WAIT_SUSPENDED = 2
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TSTATE_ZOMBIE = 3
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TSTATE_ZOMBIE = 3
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TSTATE_TERMINATING = 4
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TSTATE_WAITING = 5
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TSTATE_FREE = 9
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TSTATE_WAITING = 5
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TSTATE_FREE = 9
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; structures definition
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struc WDATA {
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.box BOX
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.cl_workarea dd ?
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.cl_titlebar dd ?
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.cl_frames dd ?
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.reserved db ?
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.fl_wstate db ?
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.fl_wdrawn db ?
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.fl_redraw db ?
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.box BOX
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.cl_workarea dd ?
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.cl_titlebar dd ?
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.cl_frames dd ?
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.reserved db ?
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.fl_wstate db ?
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.fl_wdrawn db ?
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.fl_redraw db ?
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.sizeof:
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}
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virtual at 0
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@ -137,47 +113,47 @@ label WDATA.fl_wstyle byte at WDATA.cl_workarea + 3
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struc APPDATA
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{
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.app_name db 11 dup(?)
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db 5 dup(?)
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.app_name db 11 dup(?)
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db 5 dup(?)
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.fpu_state dd ? ;+16
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.ev_count_ dd ? ;unused ;+20
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.exc_handler dd ? ;+24
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.except_mask dd ? ;+28
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.pl0_stack dd ? ;unused ;+32
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.heap_base dd ? ;+36
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.heap_top dd ? ;+40
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.cursor dd ? ;+44
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.fd_ev dd ? ;+48
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.bk_ev dd ? ;+52
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.fd_obj dd ? ;+56
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.bk_obj dd ? ;+60
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.saved_esp dd ? ;+64
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.io_map rd 2 ;+68
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.dbg_state dd ? ;+76
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.cur_dir dd ? ;+80
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.wait_timeout dd ? ;+84
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.saved_esp0 dd ? ;+88
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.wait_begin dd ? ;+92 +++
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.wait_test dd ? ;+96 +++
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.wait_param dd ? ;+100 +++
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.tls_base dd ? ;+104
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.dlls_list_ptr dd ? ;+108
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db 16 dup(?) ;+112
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.fpu_state dd ? ;+16
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.ev_count_ dd ? ;unused ;+20
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.exc_handler dd ? ;+24
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.except_mask dd ? ;+28
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.pl0_stack dd ? ;unused ;+32
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.heap_base dd ? ;+36
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.heap_top dd ? ;+40
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.cursor dd ? ;+44
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.fd_ev dd ? ;+48
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.bk_ev dd ? ;+52
|
||||
.fd_obj dd ? ;+56
|
||||
.bk_obj dd ? ;+60
|
||||
.saved_esp dd ? ;+64
|
||||
.io_map rd 2 ;+68
|
||||
.dbg_state dd ? ;+76
|
||||
.cur_dir dd ? ;+80
|
||||
.wait_timeout dd ? ;+84
|
||||
.saved_esp0 dd ? ;+88
|
||||
.wait_begin dd ? ;+92 +++
|
||||
.wait_test dd ? ;+96 +++
|
||||
.wait_param dd ? ;+100 +++
|
||||
.tls_base dd ? ;+104
|
||||
.dlls_list_ptr dd ? ;+108
|
||||
db 16 dup(?) ;+112
|
||||
|
||||
.wnd_shape dd ? ;+128
|
||||
.wnd_shape_scale dd ? ;+132
|
||||
dd ? ;+136
|
||||
.mem_size dd ? ;+140
|
||||
.saved_box BOX
|
||||
.ipc_start dd ?
|
||||
.ipc_size dd ?
|
||||
.event_mask dd ?
|
||||
.wnd_shape dd ? ;+128
|
||||
.wnd_shape_scale dd ? ;+132
|
||||
dd ? ;+136
|
||||
.mem_size dd ? ;+140
|
||||
.saved_box BOX
|
||||
.ipc_start dd ?
|
||||
.ipc_size dd ?
|
||||
.event_mask dd ?
|
||||
.debugger_slot dd ?
|
||||
dd ?
|
||||
dd ?
|
||||
.keyboard_mode db ?
|
||||
db 3 dup(?)
|
||||
.dir_table dd ?
|
||||
db 3 dup(?)
|
||||
.dir_table dd ?
|
||||
.dbg_event_mem dd ?
|
||||
.dbg_regs:
|
||||
.dbg_regs.dr0 dd ?
|
||||
@ -185,7 +161,7 @@ struc APPDATA
|
||||
.dbg_regs.dr2 dd ?
|
||||
.dbg_regs.dr3 dd ?
|
||||
.dbg_regs.dr7 dd ?
|
||||
.wnd_caption dd ?
|
||||
.wnd_caption dd ?
|
||||
.wnd_clientbox BOX
|
||||
}
|
||||
virtual at 0
|
||||
@ -211,7 +187,7 @@ include "core/sync.inc" ; macros for synhronization objects
|
||||
include "core/sys32.inc" ; process management
|
||||
include "core/sched.inc" ; process scheduling
|
||||
include "core/syscall.inc" ; system call
|
||||
include "core/fpu.inc" ; all fpu/sse support
|
||||
include "core/fpu.inc" ; all fpu/sse support
|
||||
include "core/memory.inc"
|
||||
include "core/heap.inc" ; kernel and app heap
|
||||
include "core/malloc.inc" ; small kernel heap
|
||||
@ -220,7 +196,7 @@ include "core/dll.inc"
|
||||
include "core/peload.inc" ;
|
||||
include "core/exports.inc"
|
||||
include "core/string.inc"
|
||||
include "core/v86.inc" ; virtual-8086 manager
|
||||
include "core/v86.inc" ; virtual-8086 manager
|
||||
|
||||
; GUI stuff
|
||||
include "gui/window.inc"
|
||||
@ -232,19 +208,19 @@ include "gui/button.inc"
|
||||
|
||||
; file system
|
||||
|
||||
include "fs/fs.inc" ; syscall
|
||||
include "fs/fat32.inc" ; read / write for fat32 filesystem
|
||||
include "fs/ntfs.inc" ; read / write for ntfs filesystem
|
||||
include "fs/fat12.inc" ; read / write for fat12 filesystem
|
||||
include "fs/fs.inc" ; syscall
|
||||
include "fs/fat32.inc" ; read / write for fat32 filesystem
|
||||
include "fs/ntfs.inc" ; read / write for ntfs filesystem
|
||||
include "fs/fat12.inc" ; read / write for fat12 filesystem
|
||||
include "blkdev/rd.inc" ; ramdisk read /write
|
||||
include "fs/fs_lfn.inc" ; syscall, version 2
|
||||
include "fs/iso9660.inc" ; read for iso9660 filesystem CD
|
||||
include "fs/ext2.inc" ; read / write for ext2 filesystem
|
||||
include "fs/ext2.inc" ; read / write for ext2 filesystem
|
||||
|
||||
; sound
|
||||
|
||||
include "sound/playnote.inc" ; player Note for Speaker PC
|
||||
include "sound/FFT.inc" ; fast Fourier transform routines
|
||||
include "sound/playnote.inc" ; player Note for Speaker PC
|
||||
include "sound/FHT.inc" ; fast Fourier transform routines
|
||||
|
||||
; display
|
||||
|
||||
@ -311,3 +287,4 @@ include "core/ext_lib.inc"
|
||||
|
||||
; list of external functions
|
||||
include "imports.inc"
|
||||
|
||||
|
||||
@ -5,62 +5,51 @@
|
||||
; free KolibriOS version - not to be ported to other OSes
|
||||
; ==========================================================
|
||||
|
||||
Power_of_4 equ 5
|
||||
NumPoints equ 1024
|
||||
N_2 equ NumPoints / 2
|
||||
N_4 equ NumPoints / 4
|
||||
|
||||
;=================================================================
|
||||
; global constants
|
||||
align 8
|
||||
_root dq 1.41421356237309504880169 ; = sqrt(2)
|
||||
_root2 dq 0.70710678118654752440084 ; = sqrt(2)/2
|
||||
_c1 dq 0.92387953251128675612818 ; = cos(pi/8)
|
||||
_s1 dq 0.38268343236508977172846 ; = sin(pi/8)
|
||||
_dx dq 0.00613592315154296875 ; pi/512
|
||||
fht_r dq 1.41421356237309504880169 ; = sqrt(2)
|
||||
fht_r2 dq 0.70710678118654752440084 ; = sqrt(2)/2
|
||||
fht_c1 dq 0.92387953251128675612818 ; = cos(pi/8)
|
||||
fht_s1 dq 0.38268343236508977172846 ; = sin(pi/8)
|
||||
|
||||
;[_CosTable] dd 0 ; N_2 elements
|
||||
;[_SinTable] dd 0 ; N_2 elements
|
||||
|
||||
;=================================================================
|
||||
; parameter1:
|
||||
; -- reg dl (bits[3:0]) = Power_of_4
|
||||
; -- reg edx && (-16) = 4k-aligned data array address
|
||||
; returns:
|
||||
; -- edx = Power_of_4
|
||||
; -- ecx = N
|
||||
; destroys:
|
||||
; -- eax, ebx, ecx, edx, esi
|
||||
;; ==========================
|
||||
align 4
|
||||
MakeSinCosTable:
|
||||
mov ebx, [_Sines]
|
||||
mov ecx, [_Cosins]
|
||||
xor eax, eax
|
||||
fld [_dx] ; st : dx
|
||||
fldz ; st : 0, dx
|
||||
.loop:
|
||||
fld st0 ; st : x, x, dx
|
||||
FSINCOS ; st : cos, sin, x, dx
|
||||
fstp qword [ecx+eax*8] ; st : sin, x, dx
|
||||
fstp qword [ebx+eax*8] ; st : x, dx
|
||||
fadd st0, st1 ; st : x+dx, dx
|
||||
|
||||
inc eax
|
||||
cmp eax, N_2
|
||||
jne .loop
|
||||
fstp st0 ; st : dx
|
||||
fstp st0 ; st : <empty>
|
||||
ret
|
||||
|
||||
; ================================================================
|
||||
align 4
|
||||
BitInvert:
|
||||
mov esi, [x] ; array of qwords
|
||||
xor ecx, ecx ; index term
|
||||
mov esi, edx
|
||||
and esi, 0xFFFFFFF0
|
||||
and edx, 0x0F
|
||||
push edx
|
||||
mov cl, dl
|
||||
xor eax, eax
|
||||
inc eax
|
||||
shl eax, cl
|
||||
shl eax, cl
|
||||
push eax
|
||||
xor ecx, ecx ; index term
|
||||
align 4
|
||||
.newterm:
|
||||
inc ecx
|
||||
cmp ecx, NumPoints
|
||||
cmp ecx, [esp] ; N
|
||||
jge .done
|
||||
|
||||
xor eax, eax
|
||||
mov edx, ecx
|
||||
xor bl, bl
|
||||
|
||||
align 4
|
||||
.do_invert:
|
||||
inc bl
|
||||
cmp bl, Power_of_4
|
||||
cmp bl, byte[esp+4] ; Power_of_4
|
||||
jg .switch
|
||||
|
||||
mov bh, dl
|
||||
@ -69,6 +58,7 @@ BitInvert:
|
||||
or al, bh
|
||||
shr edx, 2
|
||||
jmp .do_invert
|
||||
align 8
|
||||
|
||||
.switch:
|
||||
cmp eax, ecx
|
||||
@ -80,17 +70,32 @@ BitInvert:
|
||||
fstp qword [esi+ecx*8]
|
||||
jmp .newterm
|
||||
|
||||
align 4
|
||||
.done:
|
||||
pop ecx
|
||||
pop edx
|
||||
ret
|
||||
|
||||
;=================================================================
|
||||
|
||||
|
||||
;=================================================================
|
||||
; stdcall parameters:
|
||||
; -- [esp+4] = N
|
||||
; -- [esp+8] = 4k-aligned data array address
|
||||
; returns:
|
||||
; -- nothing
|
||||
; destroys:
|
||||
; -- ebx, esi
|
||||
;; ==========================
|
||||
align 4
|
||||
|
||||
step1:
|
||||
mov esi, [x]
|
||||
mov ebx, esi
|
||||
add esi, NumPoints*8
|
||||
mov ebx, [esp+8]
|
||||
mov esi, [esp+4]
|
||||
shl esi, 3
|
||||
add esi, ebx
|
||||
|
||||
align 4
|
||||
.loop:
|
||||
fld qword[ebx]
|
||||
fld qword[ebx+8]
|
||||
@ -119,19 +124,65 @@ step1:
|
||||
add ebx, 32
|
||||
cmp ebx, esi
|
||||
jnz .loop
|
||||
ret
|
||||
|
||||
ret
|
||||
|
||||
|
||||
;
|
||||
;===========================================================================
|
||||
step2: ; Step2
|
||||
; local stack definitions
|
||||
;===========================================================================
|
||||
_t0 equ dword [esp]
|
||||
_t1 equ dword[esp+4]
|
||||
_t2 equ dword[esp+8]
|
||||
_t3 equ dword[esp+12]
|
||||
_t4 equ dword[esp+16]
|
||||
_t5 equ dword[esp+20]
|
||||
_t6 equ dword[esp+24]
|
||||
_t7 equ dword[esp+28]
|
||||
_t8 equ dword[esp+32]
|
||||
_t9 equ dword[esp+36]
|
||||
|
||||
mov eax, [_f]
|
||||
mov ebx, eax
|
||||
add eax, NumPoints*8
|
||||
_l1 equ dword[esp+40]
|
||||
_l2 equ dword[esp+44]
|
||||
_l3 equ dword[esp+48]
|
||||
_l4 equ dword[esp+52]
|
||||
_l5 equ dword[esp+56]
|
||||
_l6 equ dword[esp+60]
|
||||
_l7 equ dword[esp+64]
|
||||
_l8 equ dword[esp+68]
|
||||
_l9 equ dword[esp+72]
|
||||
_l0 equ dword[esp+76]
|
||||
_d1 equ dword[esp+80]
|
||||
_d2 equ dword[esp+84]
|
||||
_d3 equ dword[esp+88]
|
||||
_d4 equ dword[esp+92]
|
||||
_d5 equ dword[esp+96]
|
||||
_d6 equ dword[esp+100]
|
||||
_j5 equ dword[esp+104]
|
||||
_jj equ dword[esp+108]
|
||||
_end_of_array equ dword[esp+112]
|
||||
_step equ word [esp+116]
|
||||
|
||||
|
||||
;=================================================================
|
||||
; cdecl parameters:
|
||||
; -- [ebp+8] = N
|
||||
; -- [ebp+12] = 4k-aligned data array address
|
||||
; returns:
|
||||
; -- nothing
|
||||
; destroys:
|
||||
; -- eax, ebx
|
||||
; locals:
|
||||
; -- 10 stack-located dwords (_t0 ... _t9)
|
||||
;; ==========================
|
||||
align 4
|
||||
step2:
|
||||
push ebp
|
||||
mov ebp, esp
|
||||
sub esp, 40
|
||||
mov ebx, [ebp+12]
|
||||
mov eax, [ebp+ 8]
|
||||
shl eax, 3
|
||||
add eax, ebx
|
||||
|
||||
align 4
|
||||
.loop_i:
|
||||
|
||||
; -- quad subelements +0, +4, +8 and +12 (simpliest operations)
|
||||
@ -163,7 +214,7 @@ step2: ; Step2
|
||||
; -- even subelements +2, +6, +10 and +14 (2 multiplications needed)
|
||||
fld qword[ebx+8*2]
|
||||
fld qword[ebx+8*6]
|
||||
fld [_root]
|
||||
fld [fht_r]
|
||||
fmul st1, st0 ; st : r, t2, t1
|
||||
fld qword[ebx+8*10]
|
||||
fxch st1 ; st : r, t3, t2, t1
|
||||
@ -194,20 +245,20 @@ step2: ; Step2
|
||||
fsub st0, st1
|
||||
fxch st1
|
||||
faddp st2, st0 ; st : (f[l3]-f[l7]), (f[l3]+f[l7])
|
||||
fld [_root2]
|
||||
fld [fht_r2]
|
||||
fmul st2, st0
|
||||
fmulp st1, st0 ; st : t9, t6
|
||||
fld qword[ebx+8*3]
|
||||
fld st0
|
||||
fadd st0, st2 ; st : t1, f[l5], t9, t6
|
||||
fstp [_t1]
|
||||
fstp _t1
|
||||
fsub st0, st1
|
||||
fstp [_t2]
|
||||
fstp [_t9] ; (t9 never used)
|
||||
fstp [_t6] ; st : <empty>
|
||||
fstp _t2
|
||||
fstp _t9 ; (t9 never used)
|
||||
fstp _t6 ; st : <empty>
|
||||
|
||||
fld [_c1]
|
||||
fld [_s1]
|
||||
fld [fht_c1]
|
||||
fld [fht_s1]
|
||||
fld qword[ebx+8*5]
|
||||
fld qword[ebx+8*7]
|
||||
fld st3 ; st: c1, f[l6], f[l2], s1, c1
|
||||
@ -215,13 +266,13 @@ step2: ; Step2
|
||||
fld st1 ; st: f_6, f_2*c, f_6, f_2, s, c
|
||||
fmul st0, st4 ; st: f_6*s, f_2*c, f_6, f_2, s, c
|
||||
faddp st1, st0 ; st: t5, f_6, f_2, s, c
|
||||
fstp [_t5] ; st: f_6, f_2, s, c
|
||||
fstp _t5 ; st: f_6, f_2, s, c
|
||||
fld st3 ; st: c, f_6, f_2, s, c
|
||||
fmul st0, st1
|
||||
fld st3
|
||||
fmul st0, st3 ; st: f_2*s, f_6*c, f_6, f_2, s, c
|
||||
fsubp st1, st0 ; st: t8, f_6, f_2, s, c
|
||||
fstp [_t8] ; st: f_6, f_2, s, c
|
||||
fstp _t8 ; st: f_6, f_2, s, c
|
||||
fstp st0 ; st: f_2, s, c
|
||||
fstp st0 ; st: s, c
|
||||
|
||||
@ -232,51 +283,51 @@ step2: ; Step2
|
||||
fld st3
|
||||
fmul st0, st3 ; st: f_4*s, f_8*c, f_8, f_4, s, c
|
||||
faddp st1, st0 ; st: t7, f_8, f_4, s, c
|
||||
fld [_t5] ; st: t5, t7, f_8, f_4, s, c
|
||||
fld _t5 ; st: t5, t7, f_8, f_4, s, c
|
||||
fsub st0, st1 ; st: t4, t7, f_8, f_4, s, c
|
||||
fstp [_t4]
|
||||
fstp [_t7] ; st: f_8, f_4, s, c
|
||||
fstp _t4
|
||||
fstp _t7 ; st: f_8, f_4, s, c
|
||||
fld st3 ; st: c, f_8, f_4, s, c
|
||||
fmul st0, st2
|
||||
fld st3
|
||||
fmul st0, st2 ; st: f_8*s, f_4*c, f_8, f_4, s, c
|
||||
fsubp st1, st0 ; st:-t0, f_8, f_4, s, c
|
||||
fchs
|
||||
fld [_t8]
|
||||
fld _t8
|
||||
fchs ; st:-t8, t0, f_8, f_4, s, c
|
||||
fsub st0, st1 ; st: t3, t0, f_8, f_4, s, c
|
||||
fstp [_t3]
|
||||
fstp [_t0] ; st: f_8, f_4, s, c
|
||||
fstp _t3
|
||||
fstp _t0 ; st: f_8, f_4, s, c
|
||||
fstp st0 ; st: f_4, s, c
|
||||
fstp st0 ; st: s, c
|
||||
fstp st0 ; st: c
|
||||
fstp st0 ; st: <empty>
|
||||
|
||||
fld [_t1]
|
||||
fld [_t4]
|
||||
fld _t1
|
||||
fld _t4
|
||||
fld st1
|
||||
fsub st0, st1
|
||||
fstp qword[ebx+8*11] ; f[l7] = t1-t4
|
||||
faddp st1, st0
|
||||
fstp qword[ebx+8*3] ; f[l5] = t1+t4
|
||||
fld [_t2]
|
||||
fld [_t3]
|
||||
fld _t2
|
||||
fld _t3
|
||||
fld st1
|
||||
fsub st0, st1
|
||||
fstp qword[ebx+8*15] ; f[l8]
|
||||
faddp st1, st0
|
||||
fstp qword[ebx+8*7] ; f[l6]
|
||||
|
||||
fld [_t6]
|
||||
fld _t6
|
||||
fld qword[ebx+8]
|
||||
fld st1
|
||||
fsub st0, st1
|
||||
fxch st1
|
||||
faddp st2, st0 ; st : t2, t1
|
||||
fld [_t8]
|
||||
fsub [_t0]
|
||||
fld [_t5]
|
||||
fadd [_t7] ; st : t4, t3, t2, t1
|
||||
fld _t8
|
||||
fsub _t0
|
||||
fld _t5
|
||||
fadd _t7 ; st : t4, t3, t2, t1
|
||||
|
||||
fld st3
|
||||
fsub st0, st1
|
||||
@ -294,36 +345,42 @@ step2: ; Step2
|
||||
cmp ebx, eax
|
||||
jb .loop_i
|
||||
|
||||
ret
|
||||
|
||||
align 8 ; shared local vars
|
||||
_t0 dq 0
|
||||
_t1 dq 0
|
||||
_t2 dq 0
|
||||
_t3 dq 0
|
||||
_t4 dq 0
|
||||
_t5 dq 0
|
||||
_t6 dq 0
|
||||
_t7 dq 0
|
||||
_t8 dq 0
|
||||
_t9 dq 0
|
||||
mov esp, ebp
|
||||
pop ebp
|
||||
ret
|
||||
|
||||
|
||||
|
||||
;===================================================================
|
||||
|
||||
;=================================================================
|
||||
; cdecl parameters:
|
||||
; -- [ebp+8] = N
|
||||
; -- [ebp+12] = p
|
||||
; -- [ebp+16] = 4k-aligned data array address
|
||||
; -- [ebp+20] = 4k-aligned SinCosTable address
|
||||
; returns:
|
||||
; -- nothing
|
||||
; destroys:
|
||||
; -- all GPRegs
|
||||
; locals:
|
||||
; -- 120 stack-located dwords (_t0 ... _t9, _l0..._step)
|
||||
;; ==========================
|
||||
align 4
|
||||
step3:
|
||||
;===================================================================
|
||||
|
||||
push ebp
|
||||
mov ebp, esp
|
||||
sub esp, 120
|
||||
; 283 : {
|
||||
|
||||
|
||||
; 293 : for (l=3; l<=p; l++)
|
||||
mov cx, 0x0200
|
||||
align 4
|
||||
.newstep:
|
||||
inc ch
|
||||
cmp ch, Power_of_4
|
||||
cmp ch, byte[ebp+12]
|
||||
jg .done
|
||||
mov [.step], cx
|
||||
mov _step, cx
|
||||
|
||||
; 294 : {
|
||||
; 295 : d1 = 1 << (l + l - 3);
|
||||
@ -333,61 +390,63 @@ step3:
|
||||
sub cl, 3
|
||||
mov edx, 1
|
||||
shl edx, cl
|
||||
mov [.d1], edx
|
||||
mov _d1, edx
|
||||
|
||||
; 296 : d2 = d1 << 1;
|
||||
shl edx, 1
|
||||
mov [.d2], edx
|
||||
mov _d2, edx
|
||||
mov eax, edx
|
||||
|
||||
; 297 : d3 = d2 << 1;
|
||||
shl edx, 1
|
||||
mov [.d3], edx
|
||||
mov _d3, edx
|
||||
|
||||
; 298 : d4 = d2 + d3;
|
||||
add eax, edx
|
||||
mov [.d4], eax
|
||||
mov _d4, eax
|
||||
|
||||
; 299 : d5 = d3 << 1;
|
||||
shl edx, 1
|
||||
mov [.d5], edx
|
||||
mov _d5, edx
|
||||
shl edx, 3
|
||||
mov [.d6], edx ; d6 = d5*8 to simplify index operations
|
||||
mov _d6, edx ; d6 = d5*8 to simplify index operations
|
||||
|
||||
; 339 : j5 = N / d5; ; moved out of internal loop
|
||||
mov cl, Power_of_4
|
||||
mov cl, [ebp+12]
|
||||
sub cl, ch
|
||||
add cl, cl
|
||||
mov edx, 1
|
||||
shl edx, cl
|
||||
mov [.j5], edx
|
||||
mov _j5, edx
|
||||
|
||||
; 300 :
|
||||
; 301 : for (j=0; j<N; j+=d5)
|
||||
mov esi, [_f]
|
||||
mov ebx, esi
|
||||
add esi, NumPoints*8
|
||||
mov [.end_of_array], esi
|
||||
mov ebx, [ebp+16]
|
||||
mov esi, [ebp+8]
|
||||
shl esi, 3
|
||||
add esi, ebx
|
||||
mov _end_of_array, esi
|
||||
|
||||
align 4
|
||||
.next_j:
|
||||
|
||||
; {
|
||||
; t1 = f[j] + f[j+d2];
|
||||
mov eax, [.d2]
|
||||
mov eax, _d2
|
||||
fld qword[ebx]
|
||||
fld qword[ebx+eax*8]
|
||||
fld st1
|
||||
fadd st0, st1
|
||||
fstp [_t1]
|
||||
fstp _t1
|
||||
|
||||
; t2 = f[j] - f[j+d2];
|
||||
fsubp st1, st0
|
||||
fstp [_t2]
|
||||
fstp _t2
|
||||
|
||||
; t3 = f[j+d3] + f[j+d4];
|
||||
mov edi, [.d3]
|
||||
mov edi, _d3
|
||||
fld qword[ebx+edi*8]
|
||||
mov edx, [.d4]
|
||||
mov edx, _d4
|
||||
fld qword[ebx+edx*8]
|
||||
fld st1
|
||||
fsub st0, st1 ; st : t4, f4, f3
|
||||
@ -398,7 +457,7 @@ step3:
|
||||
|
||||
; f[j+d4] = t2 - t4;
|
||||
; f[j+d3] = t2 + t4;
|
||||
fld [_t2]
|
||||
fld _t2
|
||||
fld st0
|
||||
fsub st0, st2 ; st : f4, t2, t4, t3
|
||||
fstp qword[ebx+edx*8] ; st : t2, t4, t3
|
||||
@ -407,7 +466,7 @@ step3:
|
||||
|
||||
; f[j+d2] = t1 - t3;
|
||||
; f[j] = t1 + t3;
|
||||
fld [_t1]
|
||||
fld _t1
|
||||
fst st1
|
||||
fsub st0, st2 ; st : f2, t1, t3
|
||||
fstp qword[ebx+eax*8] ; st : t1, t3
|
||||
@ -416,7 +475,7 @@ step3:
|
||||
fstp st0
|
||||
|
||||
; jj = j + d1; / ??
|
||||
mov edi, [.d1]
|
||||
mov edi, _d1
|
||||
shl edi, 3 ; = d1*8
|
||||
mov edx, edi
|
||||
mov eax, edi
|
||||
@ -432,7 +491,7 @@ step3:
|
||||
|
||||
; t2 = f[jj+d2] * r;
|
||||
fld qword [edi+eax]
|
||||
fld [_root]
|
||||
fld [fht_r]
|
||||
fmul st1, st0 ; st : r, t2, t3, t1
|
||||
; t4 = f[jj+d4] * r
|
||||
fmul qword [edx+eax] ; st : t4, t2, t3, t1
|
||||
@ -461,58 +520,61 @@ step3:
|
||||
|
||||
; for (k=1; k<d1; k++)
|
||||
xor ecx, ecx ; ecx = k
|
||||
mov [.jj], ecx
|
||||
mov _jj, ecx
|
||||
align 4
|
||||
.next_k:
|
||||
inc ecx
|
||||
cmp ecx, [.d1]
|
||||
cmp ecx, _d1
|
||||
jge .done_k
|
||||
; {
|
||||
mov eax, [.d2] ; the sector increment
|
||||
mov eax, _d2 ; the sector increment
|
||||
; l1 = j + k;
|
||||
mov edx, ecx
|
||||
mov [.l1], edx ; [ebx+edx*8] --> f[j+k]
|
||||
mov _l1, edx ; [ebx+edx*8] --> f[j+k]
|
||||
; l2 = l1 + d2;
|
||||
add edx, eax
|
||||
mov [.l2], edx
|
||||
mov _l2, edx
|
||||
; l3 = l1 + d3;
|
||||
add edx, eax
|
||||
mov [.l3], edx
|
||||
mov _l3, edx
|
||||
; l4 = l1 + d4;
|
||||
add edx, eax
|
||||
mov [.l4], edx
|
||||
mov _l4, edx
|
||||
|
||||
; l5 = j + d2 - k;
|
||||
mov edx, eax
|
||||
sub edx, ecx
|
||||
mov [.l5], edx
|
||||
mov _l5, edx
|
||||
; l6 = l5 + d2;
|
||||
add edx, eax
|
||||
mov [.l6], edx
|
||||
mov _l6, edx
|
||||
; l7 = l5 + d3;
|
||||
add edx, eax
|
||||
mov [.l7], edx
|
||||
mov _l7, edx
|
||||
; l8 = l5 + d4;
|
||||
add edx, eax
|
||||
mov [.l8], edx
|
||||
mov _l8, edx
|
||||
|
||||
|
||||
; 340 : j5 *= k; // add-substituted multiplication
|
||||
mov eax, [.jj]
|
||||
add eax, [.j5]
|
||||
mov [.jj], eax
|
||||
mov eax, _jj
|
||||
add eax, _j5
|
||||
mov _jj, eax
|
||||
|
||||
; c1 = C[jj];
|
||||
; s1 = S[jj];
|
||||
mov edi, [_Cosins]
|
||||
mov edi, [ebp+20]
|
||||
fld qword[edi+eax*8]
|
||||
mov esi, [_Sines]
|
||||
mov esi, [ebp+8]
|
||||
shl esi, 2
|
||||
add esi, edi
|
||||
fld qword[esi+eax*8] ; st : s1, c1
|
||||
|
||||
; t5 = f[l2] * c1 + f[l6] * s1;
|
||||
; t8 = f[l6] * c1 - f[l2] * s1;
|
||||
mov edx, [.l6]
|
||||
mov edx, _l6
|
||||
fld qword[ebx+edx*8]
|
||||
mov edx, [.l2]
|
||||
mov edx, _l2
|
||||
fld st0
|
||||
fmul st0, st2
|
||||
fxch st1
|
||||
@ -521,10 +583,10 @@ step3:
|
||||
fmul st4, st0
|
||||
fmulp st3, st0 ; st : f[l6]*c, f[l6]*s, f[l2]*s, f[l2]*c
|
||||
fsub st0, st2 ; st : t8, f[l6]*s, f[l2]*s, f[l2]*c
|
||||
fstp [_t8]
|
||||
fstp _t8
|
||||
faddp st2, st0 ; st : f[l2]*s, t5
|
||||
fstp st0 ; st : t5
|
||||
fstp [_t5] ; st : <empty>
|
||||
fstp _t5 ; st : <empty>
|
||||
|
||||
; c2 = C[2*jj];
|
||||
; s2 = S[2*jj];
|
||||
@ -534,9 +596,9 @@ step3:
|
||||
|
||||
; t6 = f[l3] * c2 + f[l7] * s2;
|
||||
; t9 = f[l7] * c2 - f[l3] * s2;
|
||||
mov edx, [.l7]
|
||||
mov edx, _l7
|
||||
fld qword[ebx+edx*8]
|
||||
mov edx, [.l3]
|
||||
mov edx, _l3
|
||||
fld st0
|
||||
fmul st0, st2
|
||||
fxch st1
|
||||
@ -545,22 +607,22 @@ step3:
|
||||
fmul st4, st0
|
||||
fmulp st3, st0 ; st : f[l7]*c, f[l7]*s, f[l3]*s, f[l3]*c
|
||||
fsub st0, st2 ; st : t9, f[l7]*s, f[l3]*s, f[l3]*c
|
||||
fstp [_t9]
|
||||
fstp _t9
|
||||
faddp st2, st0 ; st : f[l2]*s, t6
|
||||
fstp st0 ; st : t6
|
||||
fstp [_t6] ; st : <empty>
|
||||
fstp _t6 ; st : <empty>
|
||||
|
||||
; c3 = C[3*jj];
|
||||
; s3 = S[3*jj];
|
||||
add eax, [.jj]
|
||||
add eax, _jj
|
||||
fld qword[edi+eax*8]
|
||||
fld qword[esi+eax*8] ; st : s3, c3
|
||||
|
||||
; t7 = f[l4] * c3 + f[l8] * s3;
|
||||
; t0 = f[l8] * c3 - f[l4] * s3;
|
||||
mov edx, [.l8]
|
||||
mov edx, _l8
|
||||
fld qword[ebx+edx*8]
|
||||
mov edx, [.l4]
|
||||
mov edx, _l4
|
||||
fld st0
|
||||
fmul st0, st2
|
||||
fxch st1
|
||||
@ -569,192 +631,162 @@ step3:
|
||||
fmul st4, st0
|
||||
fmulp st3, st0 ; st : f[l8]*c, f[l8]*s, f[l4]*s, f[l4]*c
|
||||
fsub st0, st2 ; st : t9, f[l8]*s, f[l4]*s, f[l4]*c
|
||||
fstp [_t0]
|
||||
fstp _t0
|
||||
faddp st2, st0 ; st : f[l2]*s, t7
|
||||
fstp st0 ; st : t7
|
||||
fstp [_t7] ; st : <empty>
|
||||
fstp _t7 ; st : <empty>
|
||||
|
||||
; t1 = f[l5] - t9;
|
||||
; t2 = f[l5] + t9;
|
||||
mov eax, [.l5]
|
||||
mov eax, _l5
|
||||
fld qword [ebx+eax*8]
|
||||
fld [_t9]
|
||||
fld _t9
|
||||
fld st0
|
||||
fadd st0, st2
|
||||
fstp [_t2]
|
||||
fstp _t2
|
||||
fsubp st1, st0
|
||||
fstp [_t1]
|
||||
fstp _t1
|
||||
|
||||
; t3 = - t8 - t0;
|
||||
fld [_t8]
|
||||
fadd [_t0]
|
||||
fld _t8
|
||||
fadd _t0
|
||||
fchs
|
||||
fstp [_t3]
|
||||
fstp _t3
|
||||
; t4 = t5 - t7;
|
||||
fld [_t5]
|
||||
fsub [_t7]
|
||||
fstp [_t4]
|
||||
fld _t5
|
||||
fsub _t7
|
||||
fstp _t4
|
||||
|
||||
; f[l5] = t1 + t4;
|
||||
fld [_t1]
|
||||
fld [_t4]
|
||||
fld _t1
|
||||
fld _t4
|
||||
fld st0
|
||||
fadd st0, st2
|
||||
fstp qword [ebx+eax*8]
|
||||
; f[l7] = t1 - t4;
|
||||
mov eax, [.l7]
|
||||
mov eax, _l7
|
||||
fsubp st1, st0
|
||||
fstp qword [ebx+eax*8]
|
||||
|
||||
; f[l6] = t2 + t3;
|
||||
mov eax, [.l6]
|
||||
fld [_t2]
|
||||
fld [_t3]
|
||||
mov eax, _l6
|
||||
fld _t2
|
||||
fld _t3
|
||||
fld st0
|
||||
fadd st0, st2
|
||||
fstp qword [ebx+eax*8]
|
||||
; f[l8] = t2 - t3;
|
||||
mov eax, [.l8]
|
||||
mov eax, _l8
|
||||
fsubp st1, st0
|
||||
fstp qword [ebx+eax*8]
|
||||
|
||||
; t1 = f[l1] + t6;
|
||||
mov eax, [.l1]
|
||||
mov eax, _l1
|
||||
fld qword [ebx+eax*8]
|
||||
fld [_t6]
|
||||
fld _t6
|
||||
fld st0
|
||||
fadd st0, st2
|
||||
fstp [_t1]
|
||||
fstp _t1
|
||||
; t2 = f[l1] - t6;
|
||||
fsubp st1, st0
|
||||
fstp [_t2]
|
||||
fstp _t2
|
||||
|
||||
; t3 = t8 - t0;
|
||||
fld [_t8]
|
||||
fsub [_t0]
|
||||
fstp [_t3]
|
||||
fld _t8
|
||||
fsub _t0
|
||||
fstp _t3
|
||||
; t4 = t5 + t7;
|
||||
fld [_t5]
|
||||
fadd [_t7]
|
||||
fstp [_t4]
|
||||
fld _t5
|
||||
fadd _t7
|
||||
fstp _t4
|
||||
|
||||
; f[l1] = t1 + t4;
|
||||
mov eax, [.l1]
|
||||
fld [_t1]
|
||||
fld [_t4]
|
||||
mov eax, _l1
|
||||
fld _t1
|
||||
fld _t4
|
||||
fld st0
|
||||
fadd st0, st2
|
||||
fstp qword [ebx+eax*8]
|
||||
; f[l3] = t1 - t4;
|
||||
mov eax, [.l3]
|
||||
mov eax, _l3
|
||||
fsubp st1, st0
|
||||
fstp qword [ebx+eax*8]
|
||||
|
||||
; f[l2] = t2 + t3;
|
||||
mov eax, [.l2]
|
||||
fld [_t2]
|
||||
fld [_t3]
|
||||
mov eax, _l2
|
||||
fld _t2
|
||||
fld _t3
|
||||
fld st0
|
||||
fadd st0, st2
|
||||
fstp qword [ebx+eax*8]
|
||||
; f[l4] = t2 - t3;
|
||||
mov eax, [.l4]
|
||||
mov eax, _l4
|
||||
fsubp st1, st0
|
||||
fstp qword [ebx+eax*8]
|
||||
|
||||
; 374 : }
|
||||
jmp .next_k
|
||||
|
||||
align 4
|
||||
.done_k:
|
||||
; 375 : }
|
||||
add ebx, [.d6] ; d6 = d5*8
|
||||
cmp ebx, [.end_of_array]
|
||||
add ebx, _d6 ; d6 = d5*8
|
||||
cmp ebx, _end_of_array
|
||||
jb .next_j
|
||||
|
||||
; 376 : }
|
||||
mov cx, [.step]
|
||||
mov cx, _step
|
||||
jmp .newstep
|
||||
.done:
|
||||
|
||||
mov esp, ebp
|
||||
pop ebp
|
||||
; 377 : }
|
||||
ret
|
||||
|
||||
align 4
|
||||
.l1 dd 0
|
||||
.l2 dd 0
|
||||
.l3 dd 0
|
||||
.l4 dd 0
|
||||
.l5 dd 0
|
||||
.l6 dd 0
|
||||
.l7 dd 0
|
||||
.l8 dd 0
|
||||
.l9 dd 0
|
||||
.l0 dd 0
|
||||
.d1 dd 0
|
||||
.d2 dd 0
|
||||
.d3 dd 0
|
||||
.d4 dd 0
|
||||
.d5 dd 0
|
||||
.d6 dd 0
|
||||
.j5 dd 0
|
||||
.jj dd 0
|
||||
.end_of_array dd 0
|
||||
.step dw 0
|
||||
|
||||
align 8
|
||||
|
||||
;=========== Step3 ends here ===========
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
; =================================================================
|
||||
; syscall entry
|
||||
;
|
||||
_f dd ?
|
||||
_N dd 1024 ; number of points
|
||||
|
||||
_a dd ? ; initial data array
|
||||
x dd 0 ; tranformed (float) data array
|
||||
_Cosins dd 0
|
||||
_Sines dd 0
|
||||
;=================================================================
|
||||
; parameters:
|
||||
; -- [ebp+12] = N
|
||||
; -- [ebp+16] = p
|
||||
; -- [ebp+20] = 4k-aligned data array address
|
||||
; -- [ebp+24] = 4k-aligned SinCosTable address
|
||||
; returns:
|
||||
; -- nothing
|
||||
; destroys:
|
||||
; -- all GPRegs
|
||||
;; ==========================
|
||||
|
||||
FFT4:
|
||||
or al, al
|
||||
jnz .trans
|
||||
mov cl, Power_of_4
|
||||
mov eax, 1
|
||||
shl eax, cl
|
||||
shl eax, cl
|
||||
mov [_N], eax
|
||||
shl eax, 2 ; size of Sine table in bytes
|
||||
add eax, ebx
|
||||
mov [_Sines], ebx
|
||||
mov [_Cosins], eax
|
||||
cpuid
|
||||
rdtsc
|
||||
mov [.time], eax
|
||||
call MakeSinCosTable
|
||||
cpuid
|
||||
rdtsc
|
||||
sub eax, [.time]
|
||||
ret
|
||||
.trans:
|
||||
mov [x], ebx
|
||||
mov [_f], ebx
|
||||
cli ;-----
|
||||
cpuid
|
||||
rdtsc
|
||||
mov [.time], eax
|
||||
align 4
|
||||
|
||||
FHT_4:
|
||||
push ebp
|
||||
mov ebp, esp
|
||||
|
||||
mov edx, [ebp+20] ; a
|
||||
mov dl, byte[ebp+16]
|
||||
call BitInvert
|
||||
call step1
|
||||
call step2
|
||||
push dword[ebp+20] ; a
|
||||
push ecx ; N
|
||||
call step1 ; 4-point transform
|
||||
cmp cl, 1
|
||||
jz .done
|
||||
call step2 ; 16-point transform
|
||||
cmp byte[ebp+16],1 ; p = 2 ?
|
||||
jz .done
|
||||
pop edx ; N
|
||||
pop ecx ; a
|
||||
push dword[ebp+24] ; t
|
||||
push ecx
|
||||
push dword[ebp+16] ; p
|
||||
push edx ; N
|
||||
call step3
|
||||
cpuid
|
||||
rdtsc
|
||||
sti ;----
|
||||
sub eax, [.time]
|
||||
ret
|
||||
.done:
|
||||
mov esp, ebp
|
||||
pop ebp
|
||||
|
||||
.time dd 0
|
||||
ret
|
||||
207
kernel/branches/Kolibri-A/utilities/FFT/FHT4B.ASM
Normal file
207
kernel/branches/Kolibri-A/utilities/FFT/FHT4B.ASM
Normal file
@ -0,0 +1,207 @@
|
||||
;========================================================================
|
||||
;= =
|
||||
;= Fast Hartley Transform routine demo for KolibriOS =
|
||||
;= =
|
||||
;= Copyright (C) 2010, Artem Jerdev <kolibri@jerdev.co.uk> =
|
||||
;= =
|
||||
;= refer to wiki.kolibtios.org for all details =
|
||||
;= =
|
||||
;========================================================================
|
||||
|
||||
|
||||
|
||||
|
||||
use32
|
||||
|
||||
org 0x0
|
||||
|
||||
db 'MENUET01' ; 8 byte id
|
||||
dd 0x01 ; header version
|
||||
dd START ; start of code
|
||||
dd I_END ; size of image
|
||||
dd 0x100000 ; memory for app
|
||||
dd 0xbfffc ; esp
|
||||
dd 0x0 , 0x0 ; I_Param , I_Icon
|
||||
|
||||
|
||||
include 'macros.inc'
|
||||
include 'debug.inc'
|
||||
include 'FHT4i.inc'
|
||||
|
||||
|
||||
START: ; start of execution
|
||||
|
||||
call main
|
||||
|
||||
|
||||
mov eax,-1 ; close this program
|
||||
int 0x40
|
||||
|
||||
|
||||
;=============================================================
|
||||
;Func: calculates a simple function
|
||||
; ff = (int)(500*exp(-t) * cos (2.5*t))
|
||||
; uses: eax, ebx
|
||||
;------------
|
||||
Func:
|
||||
|
||||
; 9 : {
|
||||
|
||||
; 10 : double x,t;
|
||||
; 11 : int f;
|
||||
; 12 :
|
||||
; 13 : x = (i < N2) ? i : i - NUM_POINTS;
|
||||
mov eax, [ii]
|
||||
cmp eax, 512
|
||||
jge .index_negative
|
||||
jmp .index_correct
|
||||
.index_negative:
|
||||
sub eax, 1024
|
||||
.index_correct:
|
||||
mov [temp], eax
|
||||
; fild [temp]
|
||||
|
||||
; 14 : t = x / 16.0;
|
||||
; f2xm1 argument (abs) must be less than 1, so
|
||||
mov [t_mod], eax
|
||||
and [t_mod], 0x0F ; x % 16
|
||||
shr eax, 4 ; x / 16
|
||||
mov [t_div], eax
|
||||
fild [temp]
|
||||
|
||||
; 15 : if (t<0) t = -t;
|
||||
fabs
|
||||
exp_ok:
|
||||
; 16 : f = (int)(512*2^(-t) * cos (2.5*t));
|
||||
fchs
|
||||
f2xm1
|
||||
fmul [f500]
|
||||
fstp [tv93]
|
||||
fld [f2_5]
|
||||
fmul [tt]
|
||||
fcos
|
||||
fmul [tv93]
|
||||
fstp [tt]
|
||||
mov bx, word[tt+6]
|
||||
shr bx,4
|
||||
and bx,0x07FF
|
||||
add ax,bx
|
||||
shl ax,4
|
||||
and word[tt+6], 0x800F
|
||||
or word[tt+6], ax
|
||||
fld [tt]
|
||||
fstp [ff]
|
||||
|
||||
; 17 : return f;
|
||||
; 18 : }
|
||||
ret
|
||||
;---------------------------------------------------------
|
||||
; test data filler
|
||||
;
|
||||
; uses eax, ebx, ecx
|
||||
FillData:
|
||||
; 29 : for (i=0; i<NUM_POINTS; i++)
|
||||
; here : ecx = i
|
||||
xor ecx, ecx
|
||||
.funcloop:
|
||||
; 30 : {
|
||||
; 31 : ia[i] = Func(i);
|
||||
mov [ii], ecx
|
||||
call Func
|
||||
fld [ff]
|
||||
fstp qword [edx+ecx*8]
|
||||
; 32 : }
|
||||
inc ecx
|
||||
cmp ecx, [_in] ; ecx == N ?
|
||||
jne .funcloop
|
||||
ret
|
||||
|
||||
;====================================================================
|
||||
; main
|
||||
;====================================================================
|
||||
align 4
|
||||
|
||||
_ia dd 0
|
||||
_ii dd 0
|
||||
_ip dd 0
|
||||
_in dd 0
|
||||
_it dd 0
|
||||
;-----------------
|
||||
main:
|
||||
mov eax, 68
|
||||
mov ebx, 11
|
||||
int 0x40
|
||||
fninit
|
||||
mov cl, 2 ; power of 4
|
||||
mov byte[_ip], cl
|
||||
mov eax, 1
|
||||
shl eax, cl
|
||||
shl eax, cl
|
||||
mov [_in], eax
|
||||
mov dl, cl
|
||||
call CreateSinCosTable
|
||||
mov [_it], edx
|
||||
mov ecx, [_in]
|
||||
shl ecx, 3
|
||||
mov ebx, 12
|
||||
mov eax, 68
|
||||
int 0x40
|
||||
mov [_ia], eax
|
||||
mov edx, eax
|
||||
|
||||
call FillData
|
||||
|
||||
cpuid
|
||||
rdtsc
|
||||
mov [t_0], eax
|
||||
|
||||
push [_it]
|
||||
push [_ia]
|
||||
push [_ip]
|
||||
push [_in]
|
||||
; call FHT_4
|
||||
xor eax, eax
|
||||
syscall
|
||||
|
||||
add esp, 16
|
||||
cpuid
|
||||
rdtsc
|
||||
mov [t_1], eax
|
||||
|
||||
sub eax, [t_0]
|
||||
debug_print_hex eax
|
||||
print '<- fht time'
|
||||
|
||||
mov edx, [_it]
|
||||
call DestroySinCosTable
|
||||
mov ecx, [_ia]
|
||||
mov ebx, 13
|
||||
mov eax, 68
|
||||
int 0x40
|
||||
ret
|
||||
|
||||
|
||||
; ========================================================
|
||||
; static data
|
||||
;----------------
|
||||
|
||||
align 8
|
||||
|
||||
;f18 dq 0x4032000000000000
|
||||
f256 dq 256.01f
|
||||
f14_2 dq 14.2f
|
||||
f500 dq 0x407f400000000000
|
||||
f2_5 dq 0x4004000000000000
|
||||
tt dq ?
|
||||
tv93 dq ?
|
||||
t_div dd ?
|
||||
t_mod dd ?
|
||||
temp dd ?
|
||||
ff dq ? ; return value (int)
|
||||
ii dd ? ; argument (int) = array index
|
||||
t_1 dd ?
|
||||
t_0 dd ?
|
||||
fcontrol dw 0x0037f
|
||||
title db ' Fast Hartley Transform Test - A.Jerdev 2010'
|
||||
|
||||
I_END:
|
||||
Loading…
Reference in New Issue
Block a user