mirror of https://github.com/ZDoom/gzdoom.git
- complete removal of assembly stuff. Nothing of this gets used anymore.
This commit is contained in:
Christoph Oelckers
parent
ed141943e1
commit
a118903e3e
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@ -1,812 +0,0 @@
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; "Build Engine & Tools" Copyright (c) 1993-1997 Ken Silverman
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; Ken Silverman's official web site: "http://www.advsys.net/ken"
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; See the included license file "BUILDLIC.TXT" for license info.
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; This file has been modified from Ken Silverman's original release
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%include "valgrind.inc"
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SECTION .data
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%ifndef M_TARGET_LINUX
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%define ylookup _ylookup
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%define vince _vince
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%define vplce _vplce
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%define palookupoffse _palookupoffse
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%define bufplce _bufplce
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%define dc_iscale _dc_iscale
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%define dc_colormap _dc_colormap
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%define dc_count _dc_count
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%define dc_dest _dc_dest
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%define dc_source _dc_source
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%define dc_texturefrac _dc_texturefrac
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%define setupvlineasm _setupvlineasm
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%define prevlineasm1 _prevlineasm1
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%define vlineasm1 _vlineasm1
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%define vlineasm4 _vlineasm4
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%define setupmvlineasm _setupmvlineasm
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%define mvlineasm1 _mvlineasm1
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%define mvlineasm4 _mvlineasm4
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%define R_SetupDrawSlabA _R_SetupDrawSlabA
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%define R_DrawSlabA _R_DrawSlabA
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%endif
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EXTERN ylookup ; near
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EXTERN vplce ; near
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EXTERN vince ; near
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EXTERN palookupoffse ; near
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EXTERN bufplce ; near
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EXTERN dc_iscale
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EXTERN dc_colormap
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EXTERN dc_count
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EXTERN dc_dest
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EXTERN dc_source
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EXTERN dc_texturefrac
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SECTION .text
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ALIGN 16
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GLOBAL setvlinebpl_
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setvlinebpl_:
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mov [fixchain1a+2], eax
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mov [fixchain1b+2], eax
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mov [fixchain2a+2], eax
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mov [fixchain1m+2], eax
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mov [fixchain2ma+2], eax
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mov [fixchain2mb+2], eax
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selfmod fixchain1a, fixchain2mb+6
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setdrawslabbpl:
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mov dword [voxbpl1+2], eax
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mov dword [voxbpl2+2], eax
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mov dword [voxbpl3+2], eax
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mov dword [voxbpl4+2], eax
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mov dword [voxbpl5+2], eax
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mov dword [voxbpl6+2], eax
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mov dword [voxbpl7+2], eax
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mov dword [voxbpl8+2], eax
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selfmod voxbpl1, voxpl8+6
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ret
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SECTION .data
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lastslabcolormap:
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dd 4
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SECTION .text
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GLOBAL R_SetupDrawSlabA
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GLOBAL @R_SetupDrawSlabA@4
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R_SetupDrawSlabA:
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mov ecx, [esp+4]
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@R_SetupDrawSlabA@4:
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cmp [lastslabcolormap], ecx
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je .done
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mov [lastslabcolormap], ecx
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mov dword [voxpal1+2], ecx
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mov dword [voxpal2+2], ecx
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mov dword [voxpal3+2], ecx
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mov dword [voxpal4+2], ecx
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mov dword [voxpal5+2], ecx
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mov dword [voxpal6+2], ecx
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mov dword [voxpal7+2], ecx
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mov dword [voxpal8+2], ecx
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.done ret
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; pass it log2(texheight)
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ALIGN 16
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GLOBAL setupvlineasm
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setupvlineasm:
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mov ecx, [esp+4]
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;First 2 lines for VLINEASM1, rest for VLINEASM4
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mov byte [premach3a+2], cl
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mov byte [mach3a+2], cl
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mov byte [machvsh1+2], cl ;32-shy
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mov byte [machvsh3+2], cl ;32-shy
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mov byte [machvsh5+2], cl ;32-shy
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mov byte [machvsh6+2], cl ;32-shy
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mov ch, cl
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sub ch, 16
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mov byte [machvsh8+2], ch ;16-shy
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neg cl
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mov byte [machvsh7+2], cl ;shy
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mov byte [machvsh9+2], cl ;shy
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mov byte [machvsh10+2], cl ;shy
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mov byte [machvsh11+2], cl ;shy
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mov byte [machvsh12+2], cl ;shy
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mov eax, 1
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shl eax, cl
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dec eax
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mov dword [machvsh2+2], eax ;(1<<shy)-1
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mov dword [machvsh4+2], eax ;(1<<shy)-1
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selfmod premach3a, machvsh8+6
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ret
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%ifdef M_TARGET_MACHO
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SECTION .text align=64
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%else
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SECTION .rtext progbits alloc exec write align=64
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%endif
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%ifdef M_TARGET_MACHO
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GLOBAL _rtext_a_start
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_rtext_a_start:
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%endif
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;eax = xscale
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;ebx = palookupoffse
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;ecx = # pixels to draw-1
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;edx = texturefrac
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;esi = texturecolumn
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;edi = buffer pointer
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ALIGN 16
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GLOBAL prevlineasm1
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prevlineasm1:
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mov ecx, [dc_count]
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cmp ecx, 1
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ja vlineasm1
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mov eax, [dc_iscale]
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mov edx, [dc_texturefrac]
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add eax, edx
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mov ecx, [dc_source]
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premach3a: shr edx, 32
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push ebx
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push edi
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mov edi, [dc_colormap]
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xor ebx, ebx
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mov bl, byte [ecx+edx]
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mov ecx, [dc_dest]
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mov bl, byte [edi+ebx]
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pop edi
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mov byte [ecx], bl
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pop ebx
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ret
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GLOBAL vlineasm1
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ALIGN 16
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vlineasm1:
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push ebx
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push edi
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push esi
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push ebp
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mov ecx, [dc_count]
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mov ebp, [dc_colormap]
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mov edi, [dc_dest]
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mov eax, [dc_iscale]
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mov edx, [dc_texturefrac]
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mov esi, [dc_source]
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fixchain1a: sub edi, 320
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nop
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nop
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nop
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beginvline:
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mov ebx, edx
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mach3a: shr ebx, 32
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fixchain1b: add edi, 320
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mov bl, byte [esi+ebx]
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add edx, eax
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dec ecx
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mov bl, byte [ebp+ebx]
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mov byte [edi], bl
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jnz short beginvline
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pop ebp
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pop esi
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pop edi
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pop ebx
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mov eax, edx
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ret
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;eax: -------temp1-------
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;ebx: -------temp2-------
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;ecx: dat dat dat dat
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;edx: ylo2 ylo4
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;esi: yhi1 yhi2
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;edi: ---videoplc/cnt----
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;ebp: yhi3 yhi4
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;esp:
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ALIGN 16
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GLOBAL vlineasm4
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vlineasm4:
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mov ecx, [dc_count]
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push ebp
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push ebx
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push esi
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push edi
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mov edi, [dc_dest]
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mov eax, dword [ylookup+ecx*4-4]
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add eax, edi
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mov dword [machvline4end+2], eax
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sub edi, eax
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mov eax, dword [bufplce+0]
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mov ebx, dword [bufplce+4]
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mov ecx, dword [bufplce+8]
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mov edx, dword [bufplce+12]
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mov dword [machvbuf1+2], ecx
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mov dword [machvbuf2+2], edx
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mov dword [machvbuf3+2], eax
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mov dword [machvbuf4+2], ebx
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mov eax, dword [palookupoffse+0]
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mov ebx, dword [palookupoffse+4]
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mov ecx, dword [palookupoffse+8]
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mov edx, dword [palookupoffse+12]
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mov dword [machvpal1+2], ecx
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mov dword [machvpal2+2], edx
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mov dword [machvpal3+2], eax
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mov dword [machvpal4+2], ebx
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; ÚÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÂÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿
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;edx: ³v3lo ³v1lo ³
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; ÃÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÁÄÄÄÄÄÄÄÂÄÄÄÄÄÄÄ´
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;esi: ³v2hi v2lo ³ v3hi³
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; ÃÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÅÄÄÄÄÄÄÄ´
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;ebp: ³v0hi v0lo ³ v1hi³
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; ÀÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÁÄÄÄÄÄÄÄÙ
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mov ebp, dword [vince+0]
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mov ebx, dword [vince+4]
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mov esi, dword [vince+8]
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mov eax, dword [vince+12]
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and esi, 0fffffe00h
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and ebp, 0fffffe00h
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machvsh9: rol eax, 88h ;sh
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machvsh10: rol ebx, 88h ;sh
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mov edx, eax
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mov ecx, ebx
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shr ecx, 16
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and edx, 0ffff0000h
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add edx, ecx
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and eax, 000001ffh
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and ebx, 000001ffh
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add esi, eax
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add ebp, ebx
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;
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mov eax, edx
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and eax, 0ffff0000h
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mov dword [machvinc1+2], eax
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mov dword [machvinc2+2], esi
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mov byte [machvinc3+2], dl
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mov byte [machvinc4+2], dh
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mov dword [machvinc5+2], ebp
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mov ebp, dword [vplce+0]
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mov ebx, dword [vplce+4]
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mov esi, dword [vplce+8]
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mov eax, dword [vplce+12]
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and esi, 0fffffe00h
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and ebp, 0fffffe00h
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machvsh11: rol eax, 88h ;sh
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machvsh12: rol ebx, 88h ;sh
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mov edx, eax
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mov ecx, ebx
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shr ecx, 16
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and edx, 0ffff0000h
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add edx, ecx
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and eax, 000001ffh
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and ebx, 000001ffh
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add esi, eax
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add ebp, ebx
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mov ecx, esi
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selfmod beginvlineasm4, machvline4end+6
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jmp short beginvlineasm4
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ALIGN 16
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beginvlineasm4:
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machvsh1: shr ecx, 88h ;32-sh
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mov ebx, esi
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machvsh2: and ebx, 00000088h ;(1<<sh)-1
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machvinc1: add edx, 88880000h
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machvinc2: adc esi, 88888088h
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machvbuf1: mov cl, byte [ecx+88888888h]
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machvbuf2: mov bl, byte [ebx+88888888h]
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mov eax, ebp
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machvsh3: shr eax, 88h ;32-sh
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machvpal1: mov cl, byte [ecx+88888888h]
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machvpal2: mov ch, byte [ebx+88888888h]
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mov ebx, ebp
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shl ecx, 16
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machvsh4: and ebx, 00000088h ;(1<<sh)-1
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machvinc3: add dl, 88h
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machvbuf3: mov al, byte [eax+88888888h]
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machvinc4: adc dh, 88h
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machvbuf4: mov bl, byte [ebx+88888888h]
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machvinc5: adc ebp, 88888088h
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machvpal3: mov cl, byte [eax+88888888h]
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machvpal4: mov ch, byte [ebx+88888888h]
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machvline4end: mov dword [edi+88888888h], ecx
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fixchain2a: add edi, 88888888h
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mov ecx, esi
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jle short beginvlineasm4
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; ÚÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÂÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿
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;edx: ³v3lo ³v1lo ³
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; ÃÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÁÄÄÄÄÄÄÄÂÄÄÄÄÄÄÄ´
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;esi: ³v2hi v2lo ³ v3hi³
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; ÃÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÅÄÄÄÄÄÄÄ´
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;ebp: ³v0hi v0lo ³ v1hi³
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; ÀÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÁÄÄÄÄÄÄÄÙ
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mov dword [vplce+8], esi
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mov dword [vplce+0], ebp
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;vplc2 = (esi<<(32-sh))+(edx>>sh)
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;vplc3 = (ebp<<(32-sh))+((edx&65535)<<(16-sh))
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machvsh5: shl esi, 88h ;32-sh
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mov eax, edx
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machvsh6: shl ebp, 88h ;32-sh
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and edx, 0000ffffh
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machvsh7: shr eax, 88h ;sh
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add esi, eax
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machvsh8: shl edx, 88h ;16-sh
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add ebp, edx
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mov dword [vplce+12], esi
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mov dword [vplce+4], ebp
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pop edi
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pop esi
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pop ebx
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pop ebp
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ret
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;*************************************************************************
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;************************* Masked Vertical Lines *************************
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;*************************************************************************
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; pass it log2(texheight)
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ALIGN 16
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GLOBAL setupmvlineasm
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setupmvlineasm:
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mov ecx, dword [esp+4]
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mov byte [maskmach3a+2], cl
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mov byte [machmv13+2], cl
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mov byte [machmv14+2], cl
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mov byte [machmv15+2], cl
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mov byte [machmv16+2], cl
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selfmod maskmach3a, machmv13+6
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ret
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ALIGN 16
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GLOBAL mvlineasm1 ;Masked vline
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mvlineasm1:
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push ebx
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push edi
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push esi
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push ebp
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mov ecx, [dc_count]
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mov ebp, [dc_colormap]
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mov edi, [dc_dest]
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mov eax, [dc_iscale]
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mov edx, [dc_texturefrac]
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mov esi, [dc_source]
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beginmvline:
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mov ebx, edx
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maskmach3a: shr ebx, 32
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movzx ebx, byte [esi+ebx]
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cmp ebx, 0
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je short skipmask1
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maskmach3c: mov bl, byte [ebp+ebx]
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mov [edi], bl
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skipmask1: add edx, eax
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fixchain1m: add edi, 320
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dec ecx
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jnz short beginmvline
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pop ebp
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pop esi
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pop edi
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pop ebx
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mov eax, edx
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ret
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ALIGN 16
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GLOBAL mvlineasm4
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mvlineasm4:
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push ebx
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push esi
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push edi
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push ebp
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mov ecx,[dc_count]
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mov edi,[dc_dest]
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mov eax, [bufplce+0]
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mov ebx, [bufplce+4]
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mov [machmv1+3], eax
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mov [machmv4+3], ebx
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mov eax, [bufplce+8]
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mov ebx, [bufplce+12]
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mov [machmv7+3], eax
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mov [machmv10+3], ebx
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mov eax, [palookupoffse]
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mov ebx, [palookupoffse+4]
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mov [machmv2+2], eax
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mov [machmv5+2], ebx
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mov eax, [palookupoffse+8]
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mov ebx, [palookupoffse+12]
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mov [machmv8+2], eax
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mov [machmv11+2], ebx
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mov eax, [vince] ;vince
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mov ebx, [vince+4]
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xor bl, bl
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mov [machmv3+2], eax
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mov [machmv6+2], ebx
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mov eax, [vince+8]
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mov ebx, [vince+12]
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mov [machmv9+2], eax
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mov [machmv12+2], ebx
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inc ecx
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push ecx
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mov ecx, [vplce+0]
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mov edx, [vplce+4]
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mov esi, [vplce+8]
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mov ebp, [vplce+12]
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fixchain2ma: sub edi, 320
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selfmod beginmvlineasm4, machmv2+6
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jmp short beginmvlineasm4
|
||||
ALIGN 16
|
||||
beginmvlineasm4:
|
||||
dec dword [esp]
|
||||
jz near endmvlineasm4
|
||||
|
||||
mov eax, ebp
|
||||
mov ebx, esi
|
||||
machmv16: shr eax, 32
|
||||
machmv12: add ebp, 0x88888888 ;vince[3]
|
||||
machmv15: shr ebx, 32
|
||||
machmv9: add esi, 0x88888888 ;vince[2]
|
||||
machmv10: movzx eax, byte [eax+0x88888888];bufplce[3]
|
||||
machmv7: movzx ebx, byte [ebx+0x88888888];bufplce[2]
|
||||
cmp eax, 1
|
||||
adc dl, dl
|
||||
cmp ebx, 1
|
||||
adc dl, dl
|
||||
machmv8: mov bl, [ebx+0x88888888] ;palookupoffs[2]
|
||||
machmv11: mov bh, [eax+0x88888888] ;palookupoffs[3]
|
||||
|
||||
mov eax, edx
|
||||
machmv6: add edx, 0x88888888 ;vince[1]
|
||||
machmv14: shr eax, 32
|
||||
shl ebx, 16
|
||||
machmv4: movzx eax, byte [eax+0x88888888];bufplce[1]
|
||||
cmp eax, 1
|
||||
adc dl, dl
|
||||
machmv5: mov bh, [eax+0x88888888] ;palookupoffs[1]
|
||||
|
||||
mov eax, ecx
|
||||
machmv3: add ecx, 0x88888888 ;vince[0]
|
||||
machmv13: shr eax, 32
|
||||
machmv1: movzx eax, byte [eax+0x88888888];bufplce[0]
|
||||
cmp eax, 1
|
||||
adc dl, dl
|
||||
machmv2: mov bl, [eax+0x88888888] ;palookupoffs[0]
|
||||
|
||||
xor eax, eax
|
||||
shl dl, 4
|
||||
fixchain2mb: add edi, 320
|
||||
mov al, dl
|
||||
add eax, mvcase15
|
||||
jmp eax ;16 byte cases
|
||||
|
||||
ALIGN 16
|
||||
endmvlineasm4:
|
||||
mov [vplce], ecx
|
||||
mov [vplce+4], edx
|
||||
mov [vplce+8], esi
|
||||
mov [vplce+12], ebp
|
||||
pop ecx
|
||||
pop ebp
|
||||
pop edi
|
||||
pop esi
|
||||
pop ebx
|
||||
ret
|
||||
|
||||
;5,7,8,8,11,13,12,14,11,13,14,14,12,14,15,7
|
||||
ALIGN 16
|
||||
mvcase15: mov [edi], ebx
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase14: mov [edi+1], bh
|
||||
shr ebx, 16
|
||||
mov [edi+2], bx
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase13: mov [edi], bl
|
||||
shr ebx, 16
|
||||
mov [edi+2], bx
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase12: shr ebx, 16
|
||||
mov [edi+2], bx
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase11: mov [edi], bx
|
||||
shr ebx, 16
|
||||
mov [edi+3], bh
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase10: mov [edi+1], bh
|
||||
shr ebx, 16
|
||||
mov [edi+3], bh
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase9: mov [edi], bl
|
||||
shr ebx, 16
|
||||
mov [edi+3], bh
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase8: shr ebx, 16
|
||||
mov [edi+3], bh
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase7: mov [edi], bx
|
||||
shr ebx, 16
|
||||
mov [edi+2], bl
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase6: shr ebx, 8
|
||||
mov [edi+1], bx
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase5: mov [edi], bl
|
||||
shr ebx, 16
|
||||
mov [edi+2], bl
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase4: shr ebx, 16
|
||||
mov [edi+2], bl
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase3: mov [edi], bx
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase2: mov [edi+1], bh
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase1: mov [edi], bl
|
||||
jmp beginmvlineasm4
|
||||
ALIGN 16
|
||||
mvcase0: jmp beginmvlineasm4
|
||||
|
||||
align 16
|
||||
|
||||
|
||||
;*************************************************************************
|
||||
;***************************** Voxel Slabs *******************************
|
||||
;*************************************************************************
|
||||
|
||||
GLOBAL R_DrawSlabA
|
||||
R_DrawSlabA:
|
||||
push ebx
|
||||
push ebp
|
||||
push esi
|
||||
push edi
|
||||
|
||||
mov eax, [esp+5*4+0]
|
||||
mov ebx, [esp+5*4+4]
|
||||
mov ecx, [esp+5*4+8]
|
||||
mov edx, [esp+5*4+12]
|
||||
mov esi, [esp+5*4+16]
|
||||
mov edi, [esp+5*4+20]
|
||||
|
||||
cmp eax, 2
|
||||
je voxbegdraw2
|
||||
ja voxskip2
|
||||
xor eax, eax
|
||||
voxbegdraw1:
|
||||
mov ebp, ebx
|
||||
shr ebp, 16
|
||||
add ebx, edx
|
||||
dec ecx
|
||||
mov al, byte [esi+ebp]
|
||||
voxpal1: mov al, byte [eax+88888888h]
|
||||
mov byte [edi], al
|
||||
voxbpl1: lea edi, [edi+88888888h]
|
||||
jnz voxbegdraw1
|
||||
jmp voxskipslab5
|
||||
|
||||
voxbegdraw2:
|
||||
mov ebp, ebx
|
||||
shr ebp, 16
|
||||
add ebx, edx
|
||||
xor eax, eax
|
||||
dec ecx
|
||||
mov al, byte [esi+ebp]
|
||||
voxpal2: mov al, byte [eax+88888888h]
|
||||
mov ah, al
|
||||
mov word [edi], ax
|
||||
voxbpl2: lea edi, [edi+88888888h]
|
||||
jnz voxbegdraw2
|
||||
jmp voxskipslab5
|
||||
|
||||
voxskip2:
|
||||
cmp eax, 4
|
||||
jne voxskip4
|
||||
xor eax, eax
|
||||
voxbegdraw4:
|
||||
mov ebp, ebx
|
||||
add ebx, edx
|
||||
shr ebp, 16
|
||||
xor eax, eax
|
||||
mov al, byte [esi+ebp]
|
||||
voxpal3: mov al, byte [eax+88888888h]
|
||||
mov ah, al
|
||||
shl eax, 8
|
||||
mov al, ah
|
||||
shl eax, 8
|
||||
mov al, ah
|
||||
mov dword [edi], eax
|
||||
voxbpl3: add edi, 88888888h
|
||||
dec ecx
|
||||
jnz voxbegdraw4
|
||||
jmp voxskipslab5
|
||||
|
||||
voxskip4:
|
||||
add eax, edi
|
||||
|
||||
test edi, 1
|
||||
jz voxskipslab1
|
||||
cmp edi, eax
|
||||
je voxskipslab1
|
||||
|
||||
push eax
|
||||
push ebx
|
||||
push ecx
|
||||
push edi
|
||||
voxbegslab1:
|
||||
mov ebp, ebx
|
||||
add ebx, edx
|
||||
shr ebp, 16
|
||||
xor eax, eax
|
||||
mov al, byte [esi+ebp]
|
||||
voxpal4: mov al, byte [eax+88888888h]
|
||||
mov byte [edi], al
|
||||
voxbpl4: add edi, 88888888h
|
||||
dec ecx
|
||||
jnz voxbegslab1
|
||||
pop edi
|
||||
pop ecx
|
||||
pop ebx
|
||||
pop eax
|
||||
inc edi
|
||||
|
||||
voxskipslab1:
|
||||
push eax
|
||||
test edi, 2
|
||||
jz voxskipslab2
|
||||
dec eax
|
||||
cmp edi, eax
|
||||
jge voxskipslab2
|
||||
|
||||
push ebx
|
||||
push ecx
|
||||
push edi
|
||||
voxbegslab2:
|
||||
mov ebp, ebx
|
||||
add ebx, edx
|
||||
shr ebp, 16
|
||||
xor eax, eax
|
||||
mov al, byte [esi+ebp]
|
||||
voxpal5: mov al, byte [eax+88888888h]
|
||||
mov ah, al
|
||||
mov word [edi], ax
|
||||
voxbpl5: add edi, 88888888h
|
||||
dec ecx
|
||||
jnz voxbegslab2
|
||||
pop edi
|
||||
pop ecx
|
||||
pop ebx
|
||||
add edi, 2
|
||||
|
||||
voxskipslab2:
|
||||
mov eax, [esp]
|
||||
|
||||
sub eax, 3
|
||||
cmp edi, eax
|
||||
jge voxskipslab3
|
||||
|
||||
voxprebegslab3:
|
||||
push ebx
|
||||
push ecx
|
||||
push edi
|
||||
voxbegslab3:
|
||||
mov ebp, ebx
|
||||
add ebx, edx
|
||||
shr ebp, 16
|
||||
xor eax, eax
|
||||
mov al, byte [esi+ebp]
|
||||
voxpal6: mov al, byte [eax+88888888h]
|
||||
mov ah, al
|
||||
shl eax, 8
|
||||
mov al, ah
|
||||
shl eax, 8
|
||||
mov al, ah
|
||||
mov dword [edi], eax
|
||||
voxbpl6: add edi, 88888888h
|
||||
dec ecx
|
||||
jnz voxbegslab3
|
||||
pop edi
|
||||
pop ecx
|
||||
pop ebx
|
||||
add edi, 4
|
||||
|
||||
mov eax, [esp]
|
||||
|
||||
sub eax, 3
|
||||
cmp edi, eax
|
||||
jl voxprebegslab3
|
||||
|
||||
voxskipslab3:
|
||||
mov eax, [esp]
|
||||
|
||||
dec eax
|
||||
cmp edi, eax
|
||||
jge voxskipslab4
|
||||
|
||||
push ebx
|
||||
push ecx
|
||||
push edi
|
||||
voxbegslab4:
|
||||
mov ebp, ebx
|
||||
add ebx, edx
|
||||
shr ebp, 16
|
||||
xor eax, eax
|
||||
mov al, byte [esi+ebp]
|
||||
voxpal7: mov al, byte [eax+88888888h]
|
||||
mov ah, al
|
||||
mov word [edi], ax
|
||||
voxbpl7: add edi, 88888888h
|
||||
dec ecx
|
||||
jnz voxbegslab4
|
||||
pop edi
|
||||
pop ecx
|
||||
pop ebx
|
||||
add edi, 2
|
||||
|
||||
voxskipslab4:
|
||||
pop eax
|
||||
|
||||
cmp edi, eax
|
||||
je voxskipslab5
|
||||
|
||||
voxbegslab5:
|
||||
mov ebp, ebx
|
||||
add ebx, edx
|
||||
shr ebp, 16
|
||||
xor eax, eax
|
||||
mov al, byte [esi+ebp]
|
||||
voxpal8: mov al, byte [eax+88888888h]
|
||||
mov byte [edi], al
|
||||
voxbpl8: add edi, 88888888h
|
||||
dec ecx
|
||||
jnz voxbegslab5
|
||||
|
||||
voxskipslab5:
|
||||
pop edi
|
||||
pop esi
|
||||
pop ebp
|
||||
pop ebx
|
||||
ret
|
||||
|
||||
align 16
|
||||
|
||||
%ifdef M_TARGET_MACHO
|
||||
GLOBAL _rtext_a_end
|
||||
_rtext_a_end:
|
||||
%endif
|
||||
|
|
@ -1,200 +0,0 @@
|
|||
;*
|
||||
;* misc.nas
|
||||
;* Miscellaneous assembly functions
|
||||
;*
|
||||
;*---------------------------------------------------------------------------
|
||||
;* Copyright 1998-2006 Randy Heit
|
||||
;* All rights reserved.
|
||||
;*
|
||||
;* Redistribution and use in source and binary forms, with or without
|
||||
;* modification, are permitted provided that the following conditions
|
||||
;* are met:
|
||||
;*
|
||||
;* 1. Redistributions of source code must retain the above copyright
|
||||
;* notice, this list of conditions and the following disclaimer.
|
||||
;* 2. Redistributions in binary form must reproduce the above copyright
|
||||
;* notice, this list of conditions and the following disclaimer in the
|
||||
;* documentation and/or other materials provided with the distribution.
|
||||
;* 3. The name of the author may not be used to endorse or promote products
|
||||
;* derived from this software without specific prior written permission.
|
||||
;*
|
||||
;* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
;* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
;* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
;* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
;* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||||
;* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
;* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
;* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
;* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||||
;* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
;*---------------------------------------------------------------------------
|
||||
;*
|
||||
|
||||
BITS 32
|
||||
|
||||
%ifndef M_TARGET_LINUX
|
||||
|
||||
%define DoBlending_MMX _DoBlending_MMX
|
||||
%define BestColor_MMX _BestColor_MMX
|
||||
|
||||
%endif
|
||||
|
||||
%ifdef M_TARGET_WATCOM
|
||||
SEGMENT DATA PUBLIC ALIGN=16 CLASS=DATA USE32
|
||||
SEGMENT DATA
|
||||
%else
|
||||
SECTION .data
|
||||
%endif
|
||||
|
||||
Blending256:
|
||||
dd 0x01000100,0x00000100
|
||||
|
||||
%ifdef M_TARGET_WATCOM
|
||||
SEGMENT CODE PUBLIC ALIGN=16 CLASS=CODE USE32
|
||||
SEGMENT CODE
|
||||
%else
|
||||
SECTION .text
|
||||
%endif
|
||||
|
||||
;-----------------------------------------------------------
|
||||
;
|
||||
; DoBlending_MMX
|
||||
;
|
||||
; MMX version of DoBlending
|
||||
;
|
||||
; (DWORD *from, DWORD *to, count, tor, tog, tob, toa)
|
||||
;-----------------------------------------------------------
|
||||
|
||||
GLOBAL DoBlending_MMX
|
||||
|
||||
DoBlending_MMX:
|
||||
pxor mm0,mm0 ; mm0 = 0
|
||||
mov eax,[esp+4*4]
|
||||
shl eax,16
|
||||
mov edx,[esp+4*5]
|
||||
shl edx,8
|
||||
or eax,[esp+4*6]
|
||||
or eax,edx
|
||||
mov ecx,[esp+4*3] ; ecx = count
|
||||
movd mm1,eax ; mm1 = 00000000 00RRGGBB
|
||||
mov eax,[esp+4*7]
|
||||
shl eax,16
|
||||
mov edx,[esp+4*7]
|
||||
shl edx,8
|
||||
or eax,[esp+4*7]
|
||||
or eax,edx
|
||||
mov edx,[esp+4*2] ; edx = dest
|
||||
movd mm6,eax ; mm6 = 00000000 00AAAAAA
|
||||
punpcklbw mm1,mm0 ; mm1 = 000000RR 00GG00BB
|
||||
movq mm7,[Blending256]
|
||||
punpcklbw mm6,mm0 ; mm6 = 000000AA 00AA00AA
|
||||
mov eax,[esp+4*1] ; eax = source
|
||||
pmullw mm1,mm6 ; mm1 = 000000RR 00GG00BB (multiplied by alpha)
|
||||
psubusw mm7,mm6 ; mm7 = 000000aa 00aa00aa (one minus alpha)
|
||||
nop ; Does this actually pair on a Pentium?
|
||||
|
||||
; Do four colors per iteration: Count must be a multiple of four.
|
||||
|
||||
.loop movq mm2,[eax] ; mm2 = 00r2g2b2 00r1g1b1
|
||||
add eax,8
|
||||
movq mm3,mm2 ; mm3 = 00r2g2b2 00r1g1b1
|
||||
punpcklbw mm2,mm0 ; mm2 = 000000r1 00g100b1
|
||||
punpckhbw mm3,mm0 ; mm3 = 000000r2 00g200b2
|
||||
pmullw mm2,mm7 ; mm2 = 0000r1rr g1ggb1bb
|
||||
add edx,8
|
||||
pmullw mm3,mm7 ; mm3 = 0000r2rr g2ggb2bb
|
||||
sub ecx,2
|
||||
paddusw mm2,mm1
|
||||
psrlw mm2,8
|
||||
paddusw mm3,mm1
|
||||
psrlw mm3,8
|
||||
packuswb mm2,mm3 ; mm2 = 00r2g2b2 00r1g1b1
|
||||
movq [edx-8],mm2
|
||||
|
||||
movq mm2,[eax] ; mm2 = 00r2g2b2 00r1g1b1
|
||||
add eax,8
|
||||
movq mm3,mm2 ; mm3 = 00r2g2b2 00r1g1b1
|
||||
punpcklbw mm2,mm0 ; mm2 = 000000r1 00g100b1
|
||||
punpckhbw mm3,mm0 ; mm3 = 000000r2 00g200b2
|
||||
pmullw mm2,mm7 ; mm2 = 0000r1rr g1ggb1bb
|
||||
add edx,8
|
||||
pmullw mm3,mm7 ; mm3 = 0000r2rr g2ggb2bb
|
||||
sub ecx,2
|
||||
paddusw mm2,mm1
|
||||
psrlw mm2,8
|
||||
paddusw mm3,mm1
|
||||
psrlw mm3,8
|
||||
packuswb mm2,mm3 ; mm2 = 00r2g2b2 00r1g1b1
|
||||
movq [edx-8],mm2
|
||||
|
||||
jnz .loop
|
||||
|
||||
emms
|
||||
ret
|
||||
|
||||
;-----------------------------------------------------------
|
||||
;
|
||||
; BestColor_MMX
|
||||
;
|
||||
; Picks the closest matching color from a palette
|
||||
;
|
||||
; Passed FFRRGGBB and palette array in same format
|
||||
; FF is the index of the first palette entry to consider
|
||||
;
|
||||
;-----------------------------------------------------------
|
||||
|
||||
GLOBAL BestColor_MMX
|
||||
GLOBAL @BestColor_MMX@8
|
||||
|
||||
BestColor_MMX:
|
||||
mov ecx,[esp+4]
|
||||
mov edx,[esp+8]
|
||||
@BestColor_MMX@8:
|
||||
pxor mm0,mm0
|
||||
movd mm1,ecx ; mm1 = color searching for
|
||||
mov eax,257*257+257*257+257*257 ;eax = bestdist
|
||||
push ebx
|
||||
punpcklbw mm1,mm0
|
||||
mov ebx,ecx ; ebx = best color
|
||||
shr ecx,24 ; ecx = count
|
||||
and ebx,0xffffff
|
||||
push esi
|
||||
push ebp
|
||||
|
||||
.loop movd mm2,[edx+ecx*4] ; mm2 = color considering now
|
||||
inc ecx
|
||||
punpcklbw mm2,mm0
|
||||
movq mm3,mm1
|
||||
psubsw mm3,mm2
|
||||
pmullw mm3,mm3 ; mm3 = color distance squared
|
||||
|
||||
movd ebp,mm3 ; add the three components
|
||||
psrlq mm3,32 ; into ebp to get the real
|
||||
mov esi,ebp ; (squared) distance
|
||||
shr esi,16
|
||||
and ebp,0xffff
|
||||
add ebp,esi
|
||||
movd esi,mm3
|
||||
add ebp,esi
|
||||
|
||||
jz .perf ; found a perfect match
|
||||
cmp eax,ebp
|
||||
jb .skip
|
||||
mov eax,ebp
|
||||
lea ebx,[ecx-1]
|
||||
.skip cmp ecx,256
|
||||
jne .loop
|
||||
mov eax,ebx
|
||||
pop ebp
|
||||
pop esi
|
||||
pop ebx
|
||||
emms
|
||||
ret
|
||||
|
||||
.perf lea eax,[ecx-1]
|
||||
pop ebp
|
||||
pop esi
|
||||
pop ebx
|
||||
emms
|
||||
ret
|
||||
File diff suppressed because it is too large
Load Diff
|
|
@ -1,643 +0,0 @@
|
|||
;*
|
||||
;* tmap2.nas
|
||||
;* The tilted plane inner loop.
|
||||
;*
|
||||
;*---------------------------------------------------------------------------
|
||||
;* Copyright 1998-2006 Randy Heit
|
||||
;* All rights reserved.
|
||||
;*
|
||||
;* Redistribution and use in source and binary forms, with or without
|
||||
;* modification, are permitted provided that the following conditions
|
||||
;* are met:
|
||||
;*
|
||||
;* 1. Redistributions of source code must retain the above copyright
|
||||
;* notice, this list of conditions and the following disclaimer.
|
||||
;* 2. Redistributions in binary form must reproduce the above copyright
|
||||
;* notice, this list of conditions and the following disclaimer in the
|
||||
;* documentation and/or other materials provided with the distribution.
|
||||
;* 3. The name of the author may not be used to endorse or promote products
|
||||
;* derived from this software without specific prior written permission.
|
||||
;*
|
||||
;* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
;* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
;* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
;* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
;* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||||
;* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
;* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
;* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
;* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||||
;* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
;*---------------------------------------------------------------------------
|
||||
;*
|
||||
;* I tried doing the ROL trick that R_DrawSpanP_ASM uses, and it was
|
||||
;* actually slightly slower than the more straight-forward approach
|
||||
;* used here, probably because the trick requires too much setup time.
|
||||
;*
|
||||
|
||||
BITS 32
|
||||
|
||||
%include "valgrind.inc"
|
||||
|
||||
%define SPACEFILLER4 (0x44444444)
|
||||
|
||||
%ifndef M_TARGET_LINUX
|
||||
|
||||
%define plane_sz _plane_sz
|
||||
%define plane_su _plane_su
|
||||
%define plane_sv _plane_sv
|
||||
%define plane_shade _plane_shade
|
||||
%define planelightfloat _planelightfloat
|
||||
%define spanend _spanend
|
||||
%define ylookup _ylookup
|
||||
%define dc_destorg _dc_destorg
|
||||
%define ds_colormap _ds_colormap
|
||||
%define ds_source _ds_source
|
||||
%define centery _centery
|
||||
%define centerx _centerx
|
||||
%define ds_curtiltedsource _ds_curtiltedsource
|
||||
%define pviewx _pviewx
|
||||
%define pviewy _pviewy
|
||||
%define tiltlighting _tiltlighting
|
||||
|
||||
%define R_DrawTiltedPlane_ASM _R_DrawTiltedPlane_ASM
|
||||
%define R_SetTiltedSpanSource_ASM _R_SetTiltedSpanSource_ASM
|
||||
%define R_CalcTiltedLighting _R_CalcTiltedLighting
|
||||
|
||||
%endif
|
||||
|
||||
EXTERN plane_sz
|
||||
EXTERN plane_su
|
||||
EXTERN plane_sv
|
||||
EXTERN planelightfloat
|
||||
EXTERN spanend
|
||||
EXTERN ylookup
|
||||
EXTERN dc_destorg
|
||||
EXTERN ds_colormap
|
||||
EXTERN centery
|
||||
EXTERN centerx
|
||||
EXTERN ds_source
|
||||
EXTERN plane_shade
|
||||
EXTERN pviewx
|
||||
EXTERN pviewy
|
||||
EXTERN tiltlighting
|
||||
EXTERN R_CalcTiltedLighting
|
||||
|
||||
GLOBAL ds_curtiltedsource
|
||||
|
||||
%define sv_i plane_sv
|
||||
%define sv_j plane_sv+4
|
||||
%define sv_k plane_sv+8
|
||||
|
||||
%define su_i plane_su
|
||||
%define su_j plane_su+4
|
||||
%define su_k plane_su+8
|
||||
|
||||
%define sz_i plane_sz
|
||||
%define sz_j plane_sz+4
|
||||
%define sz_k plane_sz+8
|
||||
|
||||
%define SPANBITS 3
|
||||
|
||||
section .bss
|
||||
|
||||
start_u: resq 1
|
||||
start_v: resq 1
|
||||
step_u: resq 1
|
||||
step_v: resq 1
|
||||
|
||||
step_iz: resq 1
|
||||
step_uz: resq 1
|
||||
step_vz: resq 1
|
||||
|
||||
end_z: resd 1
|
||||
|
||||
section .data
|
||||
|
||||
ds_curtiltedsource: dd SPACEFILLER4
|
||||
|
||||
fp_1:
|
||||
spanrecips: dd 0x3f800000 ; 1/1
|
||||
dd 0x3f000000 ; 1/2
|
||||
dd 0x3eaaaaab ; 1/3
|
||||
dd 0x3e800000 ; 1/4
|
||||
dd 0x3e4ccccd ; 1/5
|
||||
dd 0x3e2aaaab ; 1/6
|
||||
dd 0x3e124925 ; 1/7
|
||||
fp_8recip: dd 0x3e000000 ; 1/8
|
||||
dd 0x3de38e39 ; 1/9
|
||||
dd 0x3dcccccd ; 1/10
|
||||
dd 0x3dba2e8c ; 1/11
|
||||
dd 0x3daaaaab ; 1/12
|
||||
dd 0x3d9d89d9 ; 1/13
|
||||
dd 0x3d924925 ; 1/14
|
||||
dd 0x3d888889 ; 1/15
|
||||
|
||||
fp_quickint: dd 0x3f800000 ; 1
|
||||
dd 0x40000000 ; 2
|
||||
dd 0x40400000 ; 3
|
||||
dd 0x40800000 ; 4
|
||||
dd 0x40a00000 ; 5
|
||||
dd 0x40c00000 ; 6
|
||||
dd 0x40e00000 ; 7
|
||||
fp_8: dd 0x41000000 ; 8
|
||||
|
||||
section .text
|
||||
|
||||
GLOBAL R_SetTiltedSpanSource_ASM
|
||||
GLOBAL @R_SetTiltedSpanSource_ASM@4
|
||||
|
||||
R_SetTiltedSpanSource_ASM:
|
||||
mov ecx,[esp+4]
|
||||
|
||||
@R_SetTiltedSpanSource_ASM@4:
|
||||
mov [fetch1+3],ecx
|
||||
mov [fetch2+3],ecx
|
||||
mov [fetch3+3],ecx
|
||||
mov [fetch4+3],ecx
|
||||
mov [fetch5+3],ecx
|
||||
mov [fetch6+3],ecx
|
||||
mov [fetch7+3],ecx
|
||||
mov [fetch8+3],ecx
|
||||
mov [fetch9+3],ecx
|
||||
mov [fetch10+3],ecx
|
||||
mov [ds_curtiltedsource],ecx
|
||||
selfmod rtext_start, rtext_end
|
||||
ret
|
||||
|
||||
GLOBAL SetTiltedSpanSize
|
||||
|
||||
SetTiltedSpanSize:
|
||||
push ecx
|
||||
mov cl,dl
|
||||
neg cl
|
||||
mov eax,1
|
||||
shl eax,cl
|
||||
mov cl,[esp]
|
||||
neg cl
|
||||
mov [x1+2],cl
|
||||
mov [x2+2],cl
|
||||
mov [x3+2],cl
|
||||
mov [x4+2],cl
|
||||
mov [x5+2],cl
|
||||
mov [x6+2],cl
|
||||
mov [x7+2],cl
|
||||
mov [x8+2],cl
|
||||
mov [x9+2],cl
|
||||
mov [x10+2],cl
|
||||
|
||||
sub cl,dl
|
||||
dec eax
|
||||
mov [y1+2],cl
|
||||
mov [y2+2],cl
|
||||
mov [y3+2],cl
|
||||
mov [y4+2],cl
|
||||
mov [y5+2],cl
|
||||
mov [y6+2],cl
|
||||
mov [y7+2],cl
|
||||
mov [y8+2],cl
|
||||
mov [y9+2],cl
|
||||
mov [y10+2],cl
|
||||
cmp eax,0 ; if x bits is 0, mask must be 0 too.
|
||||
jz .notted
|
||||
not eax
|
||||
.notted:
|
||||
pop ecx
|
||||
|
||||
mov [m1+2],eax
|
||||
mov [m2+2],eax
|
||||
mov [m3+2],eax
|
||||
mov [m4+2],eax
|
||||
mov [m5+2],eax
|
||||
mov [m6+2],eax
|
||||
mov [m7+2],eax
|
||||
mov [m8+2],eax
|
||||
mov [m9+2],eax
|
||||
mov [m10+2],eax
|
||||
|
||||
selfmod rtext_start, rtext_end
|
||||
|
||||
ret
|
||||
|
||||
%ifndef M_TARGET_MACHO
|
||||
SECTION .rtext progbits alloc exec write align=64
|
||||
%else
|
||||
SECTION .text align=64
|
||||
GLOBAL _rtext_tmap2_start
|
||||
_rtext_tmap2_start:
|
||||
%endif
|
||||
|
||||
rtext_start:
|
||||
|
||||
GLOBAL R_DrawTiltedPlane_ASM
|
||||
GLOBAL @R_DrawTiltedPlane_ASM@8
|
||||
|
||||
R_DrawTiltedPlane_ASM:
|
||||
mov ecx,[esp+4]
|
||||
mov edx,[esp+8]
|
||||
|
||||
; ecx = y
|
||||
; edx = x
|
||||
|
||||
@R_DrawTiltedPlane_ASM@8:
|
||||
push ebx
|
||||
push esi
|
||||
push edi
|
||||
push ebp
|
||||
|
||||
mov eax,[centery]
|
||||
movzx ebx,word [spanend+ecx*2]
|
||||
sub eax,ecx ; eax = centery-y
|
||||
sub ebx,edx ; ebx = span length - 1
|
||||
mov edi,[ylookup+ecx*4]
|
||||
push eax
|
||||
add edi,[dc_destorg]
|
||||
add edi,edx ; edi = frame buffer pointer
|
||||
sub edx,[centerx] ; edx = x-centerx
|
||||
push edx
|
||||
xor eax,eax
|
||||
|
||||
fild dword [esp+4] ; ymul
|
||||
fild dword [esp] ; xmul | ymul
|
||||
fld dword [sv_j] ; sv.j | xmul | ymul
|
||||
fmul st0,st2 ; sv.j*ymul | xmul | ymul
|
||||
fld dword [su_j] ; su.j | sv.j*ymul | xmul | ymul
|
||||
fmul st0,st3 ; su.j*ymul | sv.j*ymul | xmul | ymul
|
||||
fld dword [sz_j] ; sz.j | su.j*ymul | sv.j*ymul | xmul | ymul
|
||||
fmulp st4,st0 ; su.j*ymul | sv.j*ymul | xmul | sz.j*ymul
|
||||
fld dword [sv_i] ; sv.i | su.j*ymul | sv.j*ymul | xmul | sz.j*ymul
|
||||
fmul st0,st3 ; sv.i*xmul | su.j*ymul | sv.j*ymul | xmul | sz.j*ymul
|
||||
fld dword [su_i] ; su.i | sv.i*xmul | su.j*ymul | sv.j*ymul | xmul | sz.j*ymul
|
||||
fmul st0,st4 ; su.i*xmul | sv.i*xmul | su.j*ymul | sv.j*ymul | xmul | sz.j*ymul
|
||||
fld dword [sz_i] ; sz.i | su.i*xmul | sv.i*xmul | su.j*ymul | sv.j*ymul | xmul | sz.j*ymul
|
||||
fmulp st5,st0 ; su.i*xmul | sv.i*xmul | su.j*ymul | sv.j*ymul | sz.i*xmul | sz.j*ymul
|
||||
fxch st1 ; sv.i*xmul | su.i*xmul | su.j*ymul | sv.j*ymul | sz.i*xmul | sz.j*ymul
|
||||
faddp st3,st0 ; su.i*xmul | su.j*ymul | sv.i*xmul+sv.j*ymul | sz.i*xmul | sz.j*ymul
|
||||
faddp st1,st0 ; su.i*xmul+su.j*ymul | sv.i*xmul+sv.j*ymul | sz.i*xmul | sz.j*ymul
|
||||
fxch st3 ; sz.j*ymul | sv.i*xmul+sv.j*ymul | sz.i*xmul | su.i*xmul+su.j*ymul
|
||||
faddp st2,st0 ; sv.i*xmul+sv.j*ymul | sz.i*xmul+sz.j*ymul | su.i*xmul+su.j*ymul
|
||||
fadd dword [sv_k] ; v/z | sz.i*xmul+sz.j*ymul | su.i*xmul+su.j*ymul
|
||||
fxch st1 ; sz.i*xmul+sz.j*ymul | v/z | su.i*xmul+su.j*ymul
|
||||
fadd dword [sz_k] ; 1/z | v/z | su.i*xmul+su.j*ymul
|
||||
fxch st2 ; su.i*xmul+su.j*ymul | v/z | 1/z
|
||||
fadd dword [su_k] ; u/z | v/z | 1/z
|
||||
fxch st2 ; 1/z | v/z | u/z
|
||||
fxch st1 ; v/z | 1/z | u/z
|
||||
|
||||
; if lighting is on, fill out the light table
|
||||
mov al,[plane_shade]
|
||||
test al,al
|
||||
jz .litup
|
||||
|
||||
push ebx
|
||||
fild dword [esp] ; width | v/z | 1/z | u/z
|
||||
fmul dword [sz_i] ; width*sz.i | v/z | 1/z | u/z
|
||||
fadd st0,st2 ; 1/endz | v/z | 1/z | u/z
|
||||
fld st2 ; 1/z | 1/endz | v/z | 1/z | u/z
|
||||
fmul dword [planelightfloat]
|
||||
fxch st1
|
||||
fmul dword [planelightfloat]
|
||||
sub esp,16
|
||||
fstp qword [esp]
|
||||
fstp qword [esp+8]
|
||||
call R_CalcTiltedLighting
|
||||
add esp, 20
|
||||
xor eax, eax
|
||||
|
||||
.litup add esp, 8
|
||||
|
||||
; calculate initial z, u, and v values
|
||||
fld st1 ; 1/z | v/z | 1/z | u/z
|
||||
fdivr dword [fp_1] ; z | v/z | 1/z | u/z
|
||||
|
||||
fld st3 ; u/z | z | v/z | 1/z | u/z
|
||||
fmul st0,st1 ; u | z | v/z | 1/z | u/z
|
||||
fld st2 ; v/z | u | z | v/z | 1/z | u/z
|
||||
fmulp st2,st0 ; u | v | v/z | 1/z | u/z
|
||||
fld st0
|
||||
fistp qword [start_u]
|
||||
fld st1
|
||||
fistp qword [start_v]
|
||||
|
||||
cmp ebx,7 ; Do we have at least 8 pixels to plot?
|
||||
jl near ShortStrip
|
||||
|
||||
; yes, we do, so figure out tex coords at end of this span
|
||||
|
||||
; multiply i values by span length (8)
|
||||
fld dword [su_i] ; su.i
|
||||
fmul dword [fp_8] ; su.i*8
|
||||
fld dword [sv_i] ; sv.i | su.i*8
|
||||
fmul dword [fp_8] ; sv.i*8 | su.i*8
|
||||
fld dword [sz_i] ; sz.i | sv.i*8 | su.i*8
|
||||
fmul dword [fp_8] ; sz.i*8 | sv.i*8 | su.i*8
|
||||
fxch st2 ; su.i*8 | sv.i*8 | sz.i*8
|
||||
fstp qword [step_uz] ; sv.i*8 | sz.i*8
|
||||
fstp qword [step_vz] ; sz.i*8
|
||||
fst qword [step_iz] ; sz.i*8
|
||||
|
||||
; find tex coords at start of next span
|
||||
faddp st4
|
||||
fld qword [step_vz]
|
||||
faddp st3
|
||||
fld qword [step_uz]
|
||||
faddp st5
|
||||
|
||||
fld st3 ; 1/z | u | v | v/z | 1/z | u/z
|
||||
fdivr dword [fp_1] ; z | u | v | v/z | 1/z | u/z
|
||||
fst dword [end_z]
|
||||
fld st5 ; u/z | z | u | v | v/z | 1/z | u/z
|
||||
fmul st0,st1 ; u' | z | u | v | v/z | 1/z | u/z
|
||||
fxch st1 ; z | u' | u | v | v/z | 1/z | u/z
|
||||
fmul st0,st4 ; v' | u' | u | v | v/z | 1/z | u/z
|
||||
fxch st3 ; v | u' | u | v' | v/z | 1/z | u/z
|
||||
|
||||
; now subtract to get stepping values for this span
|
||||
fsubr st0,st3 ; v'-v | u' | u | v' | v/z | 1/z | u/z
|
||||
fxch st2 ; u | u' | v'-v | v' | v/z | 1/z | u/z
|
||||
fsubr st0,st1 ; u'-u | u' | v'-v | v' | v/z | 1/z | u/z
|
||||
fxch st2 ; v'-v | u' | u'-u | v' | v/z | 1/z | u/z
|
||||
fmul dword [fp_8recip] ; vstep | u' | u'-u | v' | v/z | 1/z | u/z
|
||||
fxch st1 ; u' | vstep | u'-u | v' | v/z | 1/z | u/z
|
||||
fxch st2 ; u'-u | vstep | u' | v' | v/z | 1/z | u/z
|
||||
fmul dword [fp_8recip] ; ustep | vstep | u' | v' | v/z | 1/z | u/z
|
||||
fxch st1 ; vstep | ustep | u' | v' | v/z | 1/z | u/z
|
||||
fistp qword [step_v] ; ustep | u' | v' | v/z | 1/z | u/z
|
||||
fistp qword [step_u] ; u | v | v/z | 1/z | u/z
|
||||
|
||||
FullSpan:
|
||||
xor eax,eax
|
||||
cmp ebx,15 ; is there another complete span after this one?
|
||||
jl NextIsShort
|
||||
|
||||
; there is a complete span after this one
|
||||
fld qword [step_iz]
|
||||
faddp st4,st0
|
||||
fld qword [step_vz]
|
||||
faddp st3,st0
|
||||
fld qword [step_uz]
|
||||
faddp st5,st0
|
||||
jmp StartDiv
|
||||
|
||||
NextIsShort:
|
||||
cmp ebx,8 ; if next span is no more than 1 pixel, then we already
|
||||
jle DrawFullSpan ; know everything we need to draw it
|
||||
|
||||
fld dword [sz_i] ; sz.i | u | v | v/z | 1/z | u/z
|
||||
fmul dword [fp_quickint-8*4+ebx*4]
|
||||
fld dword [sv_i] ; sv.i | sz.i | u | v | v/z | 1/z | u/z
|
||||
fmul dword [fp_quickint-8*4+ebx*4]
|
||||
fld dword [su_i] ; su.i | sv.i | sz.i | u | v | v/z | 1/z | u/z
|
||||
fmul dword [fp_quickint-8*4+ebx*4]
|
||||
fxch st2 ; sz.i | sv.i | su.i | u | v | v/z | 1/z | u/z
|
||||
faddp st6,st0 ; sv.i | su.i | u | v | v/z | 1/z | u/z
|
||||
faddp st4,st0 ; su.i | u | v | v/z | 1/z | u/z
|
||||
faddp st5,st0 ; u | v | v/z | 1/z | u/z
|
||||
|
||||
StartDiv:
|
||||
fld st3 ; 1/z | u | v | v/z | 1/z | u/z
|
||||
fdivr dword [fp_1] ; z | u | v | v/z | 1/z | u/z
|
||||
|
||||
DrawFullSpan:
|
||||
mov ecx,[start_v]
|
||||
mov edx,[start_u]
|
||||
|
||||
add ecx,[pviewy]
|
||||
add edx,[pviewx]
|
||||
|
||||
mov esi,edx
|
||||
mov ebp,ecx
|
||||
x1 shr ebp,26
|
||||
m1 and esi,0xfc000000
|
||||
y1 shr esi,20
|
||||
add ecx,[step_v]
|
||||
add edx,[step_u]
|
||||
fetch1 mov al,[ebp+esi+SPACEFILLER4]
|
||||
mov ebp,[tiltlighting+ebx*4]
|
||||
mov esi,edx
|
||||
mov al,[ebp+eax]
|
||||
mov ebp,ecx
|
||||
mov [edi+0],al
|
||||
|
||||
x2 shr ebp,26
|
||||
m2 and esi,0xfc000000
|
||||
y2 shr esi,20
|
||||
add ecx,[step_v]
|
||||
add edx,[step_u]
|
||||
fetch2 mov al,[ebp+esi+SPACEFILLER4]
|
||||
mov ebp,[tiltlighting+ebx*4-4]
|
||||
mov esi,edx
|
||||
mov al,[ebp+eax]
|
||||
mov ebp,ecx
|
||||
mov [edi+1],al
|
||||
|
||||
x3 shr ebp,26
|
||||
m3 and esi,0xfc000000
|
||||
y3 shr esi,20
|
||||
add ecx,[step_v]
|
||||
add edx,[step_u]
|
||||
fetch3 mov al,[ebp+esi+SPACEFILLER4]
|
||||
mov ebp,[tiltlighting+ebx*4-8]
|
||||
mov esi,edx
|
||||
mov al,[ebp+eax]
|
||||
mov ebp,ecx
|
||||
mov [edi+2],al
|
||||
|
||||
x4 shr ebp,26
|
||||
m4 and esi,0xfc000000
|
||||
y4 shr esi,20
|
||||
add ecx,[step_v]
|
||||
add edx,[step_u]
|
||||
fetch4 mov al,[ebp+esi+SPACEFILLER4]
|
||||
mov ebp,[tiltlighting+ebx*4-12]
|
||||
mov esi,edx
|
||||
mov al,[ebp+eax]
|
||||
mov ebp,ecx
|
||||
mov [edi+3],al
|
||||
|
||||
x5 shr ebp,26
|
||||
m5 and esi,0xfc000000
|
||||
y5 shr esi,20
|
||||
add ecx,[step_v]
|
||||
add edx,[step_u]
|
||||
fetch5 mov al,[ebp+esi+SPACEFILLER4]
|
||||
mov ebp,[tiltlighting+ebx*4-16]
|
||||
mov esi,edx
|
||||
mov al,[ebp+eax]
|
||||
mov ebp,ecx
|
||||
mov [edi+4],al
|
||||
|
||||
x6 shr ebp,26
|
||||
m6 and esi,0xfc000000
|
||||
y6 shr esi,20
|
||||
add ecx,[step_v]
|
||||
add edx,[step_u]
|
||||
fetch6 mov al,[ebp+esi+SPACEFILLER4]
|
||||
mov ebp,[tiltlighting+ebx*4-20]
|
||||
mov esi,edx
|
||||
mov al,[ebp+eax]
|
||||
mov ebp,ecx
|
||||
mov [edi+5],al
|
||||
|
||||
x7 shr ebp,26
|
||||
m7 and esi,0xfc000000
|
||||
y7 shr esi,20
|
||||
add ecx,[step_v]
|
||||
add edx,[step_u]
|
||||
fetch7 mov al,[ebp+esi+SPACEFILLER4]
|
||||
mov ebp,[tiltlighting+ebx*4-24]
|
||||
x8 shr ecx,26
|
||||
mov al,[ebp+eax]
|
||||
m8 and edx,0xfc000000
|
||||
mov [edi+6],al
|
||||
|
||||
y8 shr edx,20
|
||||
mov ebp,[tiltlighting+ebx*4-28]
|
||||
fetch8 mov al,[edx+ecx+SPACEFILLER4]
|
||||
mov al,[ebp+eax]
|
||||
mov [edi+7],al
|
||||
add edi,8
|
||||
|
||||
sub ebx,8
|
||||
jl near Done
|
||||
|
||||
fld st1
|
||||
fistp qword [start_u]
|
||||
fld st2
|
||||
fistp qword [start_v]
|
||||
|
||||
cmp ebx,7
|
||||
jl near EndIsShort
|
||||
|
||||
fst dword [end_z]
|
||||
fld st5 ; u/z | z | u | v | v/z | 1/z | u/z
|
||||
fmul st0,st1 ; u' | z | u | v | v/z | 1/z | u/z
|
||||
fxch st1 ; z | u' | u | v | v/z | 1/z | u/z
|
||||
fmul st0,st4 ; v' | u' | u | v | v/z | 1/z | u/z
|
||||
fxch st3 ; v | u' | u | v' | v/z | 1/z | u/z
|
||||
fsubr st0,st3 ; v'-v | u' | u | v' | v/z | 1/z | u/z
|
||||
fxch st2 ; u | u' | v'-v | v' | v/z | 1/z | u/z
|
||||
fsubr st0,st1 ; u'-u | u' | v'-v | v' | v/z | 1/z | u/z
|
||||
fxch st2 ; v'-v | u' | u'-u | v' | v/z | 1/z | u/z
|
||||
fmul dword [fp_8recip] ; vstep | u' | u'-u | v' | v/z | 1/z | u/z
|
||||
fxch st1 ; u' | vstep | u'-u | v' | v/z | 1/z | u/z
|
||||
fxch st2 ; u'-u | vstep | u' | v' | v/z | 1/z | u/z
|
||||
fmul dword [fp_8recip] ; ustep | vstep | u' | v' | v/z | 1/z | u/z
|
||||
fxch st1 ; vstep | ustep | u' | v' | v/z | 1/z | u/z
|
||||
fistp qword [step_v] ; ustep | u' | v' | v/z | 1/z | u/z
|
||||
fistp qword [step_u] ; u | v | v/z | 1/z | u/z
|
||||
jmp FullSpan
|
||||
|
||||
OnlyOnePixelAtEnd:
|
||||
fld st0
|
||||
fistp qword [start_u]
|
||||
fld st1
|
||||
fistp qword [start_v]
|
||||
|
||||
OnlyOnePixel:
|
||||
mov edx,[start_v]
|
||||
mov ecx,[start_u]
|
||||
add edx,[pviewy]
|
||||
add ecx,[pviewx]
|
||||
x9 shr edx,26
|
||||
m9 and ecx,0xfc000000
|
||||
y9 shr ecx,20
|
||||
mov ebp,[tiltlighting]
|
||||
fetch9 mov al,[ecx+edx+SPACEFILLER4]
|
||||
mov al,[ebp+eax]
|
||||
mov [edi],al
|
||||
|
||||
Done:
|
||||
fcompp
|
||||
fcompp
|
||||
fstp st0
|
||||
|
||||
pop ebp
|
||||
pop edi
|
||||
pop esi
|
||||
pop ebx
|
||||
ret
|
||||
|
||||
ShortStrip:
|
||||
cmp ebx,0
|
||||
jle near OnlyOnePixel
|
||||
|
||||
MoreThanOnePixel:
|
||||
fld dword [sz_i] ; sz.i | u | v | v/z | 1/z | u/z
|
||||
fmul dword [fp_quickint+ebx*4]
|
||||
fld dword [sv_i] ; sv.i | sz.i | u | v | v/z | 1/z | u/z
|
||||
fmul dword [fp_quickint+ebx*4]
|
||||
fld dword [su_i] ; su.i | sv.i | sz.i | u | v | v/z | 1/z | u/z
|
||||
fmul dword [fp_quickint+ebx*4]
|
||||
fxch st2 ; sz.i | sv.i | su.i | u | v | v/z | 1/z | u/z
|
||||
faddp st6,st0 ; sv.i | su.i | u | v | v/z | 1/z | u/z
|
||||
faddp st4,st0 ; su.i | u | v | v/z | 1/z | u/z
|
||||
faddp st5,st0 ; u | v | v/z | 1/z | u/z
|
||||
fld st3 ; 1/z | u | v | v/z | 1/z | u/z
|
||||
fdivr dword [fp_1] ; z | u | v | v/z | 1/z | u/z
|
||||
jmp CalcPartialSteps
|
||||
|
||||
EndIsShort:
|
||||
cmp ebx,0
|
||||
je near OnlyOnePixelAtEnd
|
||||
|
||||
CalcPartialSteps:
|
||||
fst dword [end_z]
|
||||
fld st5 ; u/z | z | u | v | v/z | 1/z | u/z
|
||||
fmul st0,st1 ; u' | z | u | v | v/z | 1/z | u/z
|
||||
fxch st1 ; z | u' | u | v | v/z | 1/z | u/z
|
||||
fmul st0,st4 ; v' | u' | u | v | v/z | 1/z | u/z
|
||||
fxch st1 ; u' | v' | u | v | v/z | 1/z | u/z
|
||||
fsubrp st2,st0 ; v' | u'-u | v | v/z | 1/z | u/z
|
||||
fsubrp st2,st0 ; u'-u | v'-v | v/z | 1/z | u/z
|
||||
fmul dword [spanrecips+ebx*4] ;ustep | v'-v | v/z | 1/z | u/z
|
||||
fxch st1 ; v'-v | ustep | v/z | 1/z | u/z
|
||||
fmul dword [spanrecips+ebx*4] ;vstep | ustep | v/z | 1/z | u/z
|
||||
fxch st1 ; ustep | vstep | v/z | 1/z | u/z
|
||||
fistp qword [step_u] ; vstep | v/z | 1/z | u/z
|
||||
fistp qword [step_v] ; v/z | 1/z | u/z
|
||||
|
||||
mov ecx,[start_v]
|
||||
mov edx,[start_u]
|
||||
|
||||
add ecx,[pviewy]
|
||||
add edx,[pviewx]
|
||||
|
||||
mov esi,edx
|
||||
mov ebp,ecx
|
||||
endloop:
|
||||
x10 shr ebp,26
|
||||
m10 and esi,0xfc000000
|
||||
|
||||
y10 shr esi,20
|
||||
inc edi
|
||||
|
||||
add ecx,[step_v]
|
||||
add edx,[step_u]
|
||||
|
||||
fetch10 mov al,[ebp+esi+SPACEFILLER4]
|
||||
mov ebp,[tiltlighting+ebx*4]
|
||||
|
||||
mov esi,edx
|
||||
dec ebx
|
||||
|
||||
mov al,[ebp+eax]
|
||||
mov ebp,ecx
|
||||
|
||||
mov [edi-1],al
|
||||
jge endloop
|
||||
|
||||
fcompp
|
||||
fstp st0
|
||||
|
||||
pop ebp
|
||||
pop edi
|
||||
pop esi
|
||||
pop ebx
|
||||
ret
|
||||
|
||||
rtext_end:
|
||||
%ifdef M_TARGET_MACHO
|
||||
GLOBAL _rtext_tmap2_end
|
||||
_rtext_tmap2_end:
|
||||
%endif
|
||||
|
|
@ -1,344 +0,0 @@
|
|||
%include "valgrind.inc"
|
||||
|
||||
%ifdef M_TARGET_WATCOM
|
||||
SEGMENT DATA PUBLIC ALIGN=16 CLASS=DATA USE32
|
||||
SEGMENT DATA
|
||||
%else
|
||||
SECTION .data
|
||||
%endif
|
||||
|
||||
%ifndef M_TARGET_LINUX
|
||||
%define ylookup _ylookup
|
||||
%define vplce _vplce
|
||||
%define vince _vince
|
||||
%define palookupoffse _palookupoffse
|
||||
%define bufplce _bufplce
|
||||
%define dc_iscale _dc_iscale
|
||||
%define dc_colormap _dc_colormap
|
||||
%define dc_count _dc_count
|
||||
%define dc_dest _dc_dest
|
||||
%define dc_source _dc_source
|
||||
%define dc_texturefrac _dc_texturefrac
|
||||
%define dc_pitch _dc_pitch
|
||||
|
||||
%define setupvlinetallasm _setupvlinetallasm
|
||||
%define vlinetallasm4 _vlinetallasm4
|
||||
%define vlinetallasmathlon4 _vlinetallasmathlon4
|
||||
%define vlinetallasm1 _vlinetallasm1
|
||||
%define prevlinetallasm1 _prevlinetallasm1
|
||||
%endif
|
||||
|
||||
EXTERN vplce
|
||||
EXTERN vince
|
||||
EXTERN palookupoffse
|
||||
EXTERN bufplce
|
||||
|
||||
EXTERN ylookup
|
||||
EXTERN dc_iscale
|
||||
EXTERN dc_colormap
|
||||
EXTERN dc_count
|
||||
EXTERN dc_dest
|
||||
EXTERN dc_source
|
||||
EXTERN dc_texturefrac
|
||||
EXTERN dc_pitch
|
||||
|
||||
GLOBAL vlt4pitch
|
||||
GLOBAL vlt1pitch
|
||||
|
||||
%ifdef M_TARGET_WATCOM
|
||||
SEGMENT CODE PUBLIC ALIGN=16 CLASS=CODE USE32
|
||||
SEGMENT CODE
|
||||
%else
|
||||
SECTION .text
|
||||
%endif
|
||||
|
||||
ALIGN 16
|
||||
GLOBAL setpitch3
|
||||
setpitch3:
|
||||
mov [vltpitch+2], eax
|
||||
mov [vltpitcha+2],eax
|
||||
mov [vlt1pitch1+2], eax
|
||||
mov [vlt1pitch2+2], eax
|
||||
selfmod vltpitch, vlt1pitch2+6
|
||||
ret
|
||||
|
||||
ALIGN 16
|
||||
GLOBAL setupvlinetallasm
|
||||
setupvlinetallasm:
|
||||
mov ecx, [esp+4]
|
||||
mov [shifter1+2], cl
|
||||
mov [shifter2+2], cl
|
||||
mov [shifter3+2], cl
|
||||
mov [shifter4+2], cl
|
||||
mov [shifter1a+2], cl
|
||||
mov [shifter2a+2], cl
|
||||
mov [shifter3a+2], cl
|
||||
mov [shifter4a+2], cl
|
||||
mov [preshift+2], cl
|
||||
mov [shift11+2], cl
|
||||
mov [shift12+2], cl
|
||||
selfmod shifter1, shift12+6
|
||||
ret
|
||||
|
||||
%ifdef M_TARGET_MACHO
|
||||
SECTION .text align=64
|
||||
GLOBAL _rtext_tmap3_start
|
||||
_rtext_tmap3_start:
|
||||
%else
|
||||
SECTION .rtext progbits alloc exec write align=64
|
||||
%endif
|
||||
|
||||
ALIGN 16
|
||||
|
||||
GLOBAL vlinetallasm4
|
||||
vlinetallasm4:
|
||||
push ebx
|
||||
mov eax, [bufplce+0]
|
||||
mov ebx, [bufplce+4]
|
||||
mov ecx, [bufplce+8]
|
||||
mov edx, [bufplce+12]
|
||||
mov [source1+3], eax
|
||||
mov [source2+3], ebx
|
||||
mov [source3+3], ecx
|
||||
mov [source4+3], edx
|
||||
mov eax, [palookupoffse+0]
|
||||
mov ebx, [palookupoffse+4]
|
||||
mov ecx, [palookupoffse+8]
|
||||
mov edx, [palookupoffse+12]
|
||||
mov [lookup1+2], eax
|
||||
mov [lookup2+2], ebx
|
||||
mov [lookup3+2], ecx
|
||||
mov [lookup4+2], edx
|
||||
mov eax, [vince+0]
|
||||
mov ebx, [vince+4]
|
||||
mov ecx, [vince+8]
|
||||
mov edx, [vince+12]
|
||||
mov [step1+2], eax
|
||||
mov [step2+2], ebx
|
||||
mov [step3+2], ecx
|
||||
mov [step4+1], edx
|
||||
push ebp
|
||||
push esi
|
||||
push edi
|
||||
mov ecx, [dc_count]
|
||||
mov edi, [dc_dest]
|
||||
mov eax, dword [ylookup+ecx*4-4]
|
||||
add eax, edi
|
||||
sub edi, eax
|
||||
mov [write1+2],eax
|
||||
inc eax
|
||||
mov [write2+2],eax
|
||||
inc eax
|
||||
mov [write3+2],eax
|
||||
inc eax
|
||||
mov [write4+2],eax
|
||||
mov ebx, [vplce]
|
||||
mov ecx, [vplce+4]
|
||||
mov esi, [vplce+8]
|
||||
mov eax, [vplce+12]
|
||||
selfmod loopit, vltpitch
|
||||
jmp loopit
|
||||
|
||||
ALIGN 16
|
||||
loopit:
|
||||
mov edx, ebx
|
||||
shifter1: shr edx, 24
|
||||
source1: movzx edx, BYTE [edx+0x88888888]
|
||||
lookup1: mov dl, [edx+0x88888888]
|
||||
write1: mov [edi+0x88888880], dl
|
||||
step1: add ebx, 0x88888888
|
||||
mov edx, ecx
|
||||
shifter2: shr edx, 24
|
||||
source2: movzx edx, BYTE [edx+0x88888888]
|
||||
lookup2: mov dl, [edx+0x88888888]
|
||||
write2: mov [edi+0x88888881], dl
|
||||
step2: add ecx, 0x88888888
|
||||
mov edx, esi
|
||||
shifter3: shr edx, 24
|
||||
source3: movzx edx, BYTE [edx+0x88888888]
|
||||
lookup3: mov dl, BYTE [edx+0x88888888]
|
||||
write3: mov [edi+0x88888882], dl
|
||||
step3: add esi, 0x88888888
|
||||
mov edx, eax
|
||||
shifter4: shr edx, 24
|
||||
source4: movzx edx, BYTE [edx+0x88888888]
|
||||
lookup4: mov dl, [edx+0x88888888]
|
||||
write4: mov [edi+0x88888883], dl
|
||||
step4: add eax, 0x88888888
|
||||
vltpitch: add edi, 320
|
||||
jle near loopit
|
||||
|
||||
mov [vplce], ebx
|
||||
mov [vplce+4], ecx
|
||||
mov [vplce+8], esi
|
||||
mov [vplce+12], eax
|
||||
|
||||
pop edi
|
||||
pop esi
|
||||
pop ebp
|
||||
pop ebx
|
||||
|
||||
ret
|
||||
|
||||
ALIGN 16
|
||||
|
||||
GLOBAL vlinetallasmathlon4
|
||||
vlinetallasmathlon4:
|
||||
push ebx
|
||||
mov eax, [bufplce+0]
|
||||
mov ebx, [bufplce+4]
|
||||
mov ecx, [bufplce+8]
|
||||
mov edx, [bufplce+12]
|
||||
mov [source1a+3], eax
|
||||
mov [source2a+3], ebx
|
||||
mov [source3a+3], ecx
|
||||
mov [source4a+3], edx
|
||||
mov eax, [palookupoffse+0]
|
||||
mov ebx, [palookupoffse+4]
|
||||
mov ecx, [palookupoffse+8]
|
||||
mov edx, [palookupoffse+12]
|
||||
mov [lookup1a+2], eax
|
||||
mov [lookup2a+2], ebx
|
||||
mov [lookup3a+2], ecx
|
||||
mov [lookup4a+2], edx
|
||||
mov eax, [vince+0]
|
||||
mov ebx, [vince+4]
|
||||
mov ecx, [vince+8]
|
||||
mov edx, [vince+12]
|
||||
mov [step1a+2], eax
|
||||
mov [step2a+2], ebx
|
||||
mov [step3a+2], ecx
|
||||
mov [step4a+1], edx
|
||||
push ebp
|
||||
push esi
|
||||
push edi
|
||||
mov ecx, [dc_count]
|
||||
mov edi, [dc_dest]
|
||||
mov eax, dword [ylookup+ecx*4-4]
|
||||
add eax, edi
|
||||
sub edi, eax
|
||||
mov [write1a+2],eax
|
||||
inc eax
|
||||
mov [write2a+2],eax
|
||||
inc eax
|
||||
mov [write3a+2],eax
|
||||
inc eax
|
||||
mov [write4a+2],eax
|
||||
mov ebp, [vplce]
|
||||
mov ecx, [vplce+4]
|
||||
mov esi, [vplce+8]
|
||||
mov eax, [vplce+12]
|
||||
selfmod loopita, vltpitcha
|
||||
jmp loopita
|
||||
|
||||
; Unfortunately, this code has not been carefully analyzed to determine
|
||||
; how well it utilizes the processor's instruction units. Instead, I just
|
||||
; kept rearranging code, seeing what sped it up and what slowed it down
|
||||
; until I arrived at this. The is the fastest version I was able to
|
||||
; manage, but that does not mean it cannot be made faster with careful
|
||||
; instructing shuffling.
|
||||
|
||||
ALIGN 64
|
||||
|
||||
loopita: mov edx, ebp
|
||||
mov ebx, ecx
|
||||
shifter1a: shr edx, 24
|
||||
shifter2a: shr ebx, 24
|
||||
source1a: movzx edx, BYTE [edx+0x88888888]
|
||||
source2a: movzx ebx, BYTE [ebx+0x88888888]
|
||||
step1a: add ebp, 0x88888888
|
||||
step2a: add ecx, 0x88888888
|
||||
lookup1a: mov dl, [edx+0x88888888]
|
||||
lookup2a: mov dh, [ebx+0x88888888]
|
||||
mov ebx, esi
|
||||
write1a: mov [edi+0x88888880], dl
|
||||
write2a: mov [edi+0x88888881], dh
|
||||
shifter3a: shr ebx, 24
|
||||
mov edx, eax
|
||||
source3a: movzx ebx, BYTE [ebx+0x88888888]
|
||||
shifter4a: shr edx, 24
|
||||
step3a: add esi, 0x88888888
|
||||
source4a: movzx edx, BYTE [edx+0x88888888]
|
||||
step4a: add eax, 0x88888888
|
||||
lookup3a: mov bl, [ebx+0x88888888]
|
||||
lookup4a: mov dl, [edx+0x88888888]
|
||||
write3a: mov [edi+0x88888882], bl
|
||||
write4a: mov [edi+0x88888883], dl
|
||||
vltpitcha: add edi, 320
|
||||
jle near loopita
|
||||
|
||||
mov [vplce], ebp
|
||||
mov [vplce+4], ecx
|
||||
mov [vplce+8], esi
|
||||
mov [vplce+12], eax
|
||||
|
||||
pop edi
|
||||
pop esi
|
||||
pop ebp
|
||||
pop ebx
|
||||
|
||||
ret
|
||||
|
||||
ALIGN 16
|
||||
GLOBAL prevlinetallasm1
|
||||
prevlinetallasm1:
|
||||
mov ecx, [dc_count]
|
||||
cmp ecx, 1
|
||||
ja vlinetallasm1
|
||||
|
||||
mov eax, [dc_iscale]
|
||||
mov edx, [dc_texturefrac]
|
||||
add eax, edx
|
||||
mov ecx, [dc_source]
|
||||
preshift: shr edx, 16
|
||||
push ebx
|
||||
push edi
|
||||
mov edi, [dc_colormap]
|
||||
movzx ebx, byte [ecx+edx]
|
||||
mov ecx, [dc_dest]
|
||||
mov bl, byte [edi+ebx]
|
||||
pop edi
|
||||
mov byte [ecx], bl
|
||||
pop ebx
|
||||
ret
|
||||
|
||||
ALIGN 16
|
||||
GLOBAL vlinetallasm1
|
||||
vlinetallasm1:
|
||||
push ebp
|
||||
push ebx
|
||||
push edi
|
||||
push esi
|
||||
|
||||
mov ebp, [dc_count]
|
||||
mov ebx, [dc_texturefrac] ; ebx = frac
|
||||
mov edi, [dc_dest]
|
||||
mov ecx, ebx
|
||||
shift11: shr ecx, 16
|
||||
mov esi, [dc_source]
|
||||
mov edx, [dc_iscale]
|
||||
vlt1pitch1: sub edi, 0x88888888
|
||||
mov eax, [dc_colormap]
|
||||
|
||||
loop2:
|
||||
movzx ecx, BYTE [esi+ecx]
|
||||
add ebx, edx
|
||||
vlt1pitch2: add edi, 0x88888888
|
||||
mov cl,[eax+ecx]
|
||||
mov [edi],cl
|
||||
mov ecx,ebx
|
||||
shift12: shr ecx,16
|
||||
dec ebp
|
||||
jnz loop2
|
||||
|
||||
mov eax,ebx
|
||||
pop esi
|
||||
pop edi
|
||||
pop ebx
|
||||
pop ebp
|
||||
ret
|
||||
|
||||
%ifdef M_TARGET_MACHO
|
||||
GLOBAL _rtext_tmap3_end
|
||||
_rtext_tmap3_end:
|
||||
%endif
|
||||
|
|
@ -1,150 +0,0 @@
|
|||
%ifnidn __OUTPUT_FORMAT__,win64
|
||||
%error tmap3.asm is for Win64 output. You should use tmap.s for other systems.
|
||||
%endif
|
||||
|
||||
BITS 64
|
||||
DEFAULT REL
|
||||
|
||||
EXTERN vplce
|
||||
EXTERN vince
|
||||
EXTERN palookupoffse
|
||||
EXTERN bufplce
|
||||
|
||||
EXTERN dc_count
|
||||
EXTERN dc_dest
|
||||
EXTERN dc_pitch
|
||||
|
||||
SECTION .text
|
||||
|
||||
GLOBAL ASM_PatchPitch
|
||||
ASM_PatchPitch:
|
||||
mov ecx, [dc_pitch]
|
||||
mov [pm+3], ecx
|
||||
mov [vltpitch+3], ecx
|
||||
ret
|
||||
align 16
|
||||
|
||||
GLOBAL setupvlinetallasm
|
||||
setupvlinetallasm:
|
||||
mov [shifter1+2], cl
|
||||
mov [shifter2+2], cl
|
||||
mov [shifter3+2], cl
|
||||
mov [shifter4+2], cl
|
||||
ret
|
||||
align 16
|
||||
|
||||
; Yasm can't do progbits alloc exec for win64?
|
||||
; Hmm, looks like it's automatic. No worries, then.
|
||||
SECTION .rtext write ;progbits alloc exec
|
||||
|
||||
GLOBAL vlinetallasm4
|
||||
PROC_FRAME vlinetallasm4
|
||||
rex_push_reg rbx
|
||||
push_reg rdi
|
||||
push_reg r15
|
||||
push_reg r14
|
||||
push_reg r13
|
||||
push_reg r12
|
||||
push_reg rbp
|
||||
push_reg rsi
|
||||
alloc_stack 8 ; Stack must be 16-byte aligned
|
||||
END_PROLOGUE
|
||||
; rax = bufplce base address
|
||||
; rbx =
|
||||
; rcx = offset from rdi/count (negative)
|
||||
; edx/rdx = scratch
|
||||
; rdi = bottom of columns to write to
|
||||
; r8d-r11d = column offsets
|
||||
; r12-r15 = palookupoffse[0] - palookupoffse[4]
|
||||
|
||||
mov ecx, [dc_count]
|
||||
mov rdi, [dc_dest]
|
||||
test ecx, ecx
|
||||
jle vltepilog ; count must be positive
|
||||
|
||||
mov rax, [bufplce]
|
||||
mov r8, [bufplce+8]
|
||||
sub r8, rax
|
||||
mov r9, [bufplce+16]
|
||||
sub r9, rax
|
||||
mov r10, [bufplce+24]
|
||||
sub r10, rax
|
||||
mov [source2+4], r8d
|
||||
mov [source3+4], r9d
|
||||
mov [source4+4], r10d
|
||||
|
||||
pm: imul rcx, 320
|
||||
|
||||
mov r12, [palookupoffse]
|
||||
mov r13, [palookupoffse+8]
|
||||
mov r14, [palookupoffse+16]
|
||||
mov r15, [palookupoffse+24]
|
||||
|
||||
mov r8d, [vince]
|
||||
mov r9d, [vince+4]
|
||||
mov r10d, [vince+8]
|
||||
mov r11d, [vince+12]
|
||||
mov [step1+3], r8d
|
||||
mov [step2+3], r9d
|
||||
mov [step3+3], r10d
|
||||
mov [step4+3], r11d
|
||||
|
||||
add rdi, rcx
|
||||
neg rcx
|
||||
|
||||
mov r8d, [vplce]
|
||||
mov r9d, [vplce+4]
|
||||
mov r10d, [vplce+8]
|
||||
mov r11d, [vplce+12]
|
||||
jmp loopit
|
||||
|
||||
ALIGN 16
|
||||
loopit:
|
||||
mov edx, r8d
|
||||
shifter1: shr edx, 24
|
||||
step1: add r8d, 0x88888888
|
||||
movzx edx, BYTE [rax+rdx]
|
||||
mov ebx, r9d
|
||||
mov dl, [r12+rdx]
|
||||
shifter2: shr ebx, 24
|
||||
step2: add r9d, 0x88888888
|
||||
source2: movzx ebx, BYTE [rax+rbx+0x88888888]
|
||||
mov ebp, r10d
|
||||
mov bl, [r13+rbx]
|
||||
shifter3: shr ebp, 24
|
||||
step3: add r10d, 0x88888888
|
||||
source3: movzx ebp, BYTE [rax+rbp+0x88888888]
|
||||
mov esi, r11d
|
||||
mov bpl, BYTE [r14+rbp]
|
||||
shifter4: shr esi, 24
|
||||
step4: add r11d, 0x88888888
|
||||
source4: movzx esi, BYTE [rax+rsi+0x88888888]
|
||||
mov [rdi+rcx], dl
|
||||
mov [rdi+rcx+1], bl
|
||||
mov sil, BYTE [r15+rsi]
|
||||
mov [rdi+rcx+2], bpl
|
||||
mov [rdi+rcx+3], sil
|
||||
|
||||
vltpitch: add rcx, 320
|
||||
jl loopit
|
||||
|
||||
mov [vplce], r8d
|
||||
mov [vplce+4], r9d
|
||||
mov [vplce+8], r10d
|
||||
mov [vplce+12], r11d
|
||||
|
||||
vltepilog:
|
||||
add rsp, 8
|
||||
pop rsi
|
||||
pop rbp
|
||||
pop r12
|
||||
pop r13
|
||||
pop r14
|
||||
pop r15
|
||||
pop rdi
|
||||
pop rbx
|
||||
ret
|
||||
vlinetallasm4_end:
|
||||
ENDPROC_FRAME
|
||||
ALIGN 16
|
||||
|
||||
|
|
@ -1,141 +0,0 @@
|
|||
#%include "valgrind.inc"
|
||||
|
||||
.section .text
|
||||
|
||||
.globl ASM_PatchPitch
|
||||
ASM_PatchPitch:
|
||||
movl dc_pitch(%rip), %ecx
|
||||
movl %ecx, pm+3(%rip)
|
||||
movl %ecx, vltpitch+3(%rip)
|
||||
# selfmod pm, vltpitch+6
|
||||
ret
|
||||
.align 16
|
||||
|
||||
.globl setupvlinetallasm
|
||||
setupvlinetallasm:
|
||||
movb %dil, shifter1+2(%rip)
|
||||
movb %dil, shifter2+2(%rip)
|
||||
movb %dil, shifter3+2(%rip)
|
||||
movb %dil, shifter4+2(%rip)
|
||||
# selfmod shifter1, shifter4+3
|
||||
ret
|
||||
.align 16
|
||||
|
||||
.section .rtext,"awx"
|
||||
|
||||
.globl vlinetallasm4
|
||||
.type vlinetallasm4,@function
|
||||
vlinetallasm4:
|
||||
.cfi_startproc
|
||||
push %rbx
|
||||
push %rdi
|
||||
push %r15
|
||||
push %r14
|
||||
push %r13
|
||||
push %r12
|
||||
push %rbp
|
||||
push %rsi
|
||||
subq $8, %rsp # Does the stack need to be 16-byte aligned for Linux?
|
||||
.cfi_adjust_cfa_offset 8
|
||||
|
||||
# rax = bufplce base address
|
||||
# rbx =
|
||||
# rcx = offset from rdi/count (negative)
|
||||
# edx/rdx = scratch
|
||||
# rdi = bottom of columns to write to
|
||||
# r8d-r11d = column offsets
|
||||
# r12-r15 = palookupoffse[0] - palookupoffse[4]
|
||||
|
||||
movl dc_count(%rip), %ecx
|
||||
movq dc_dest(%rip), %rdi
|
||||
testl %ecx, %ecx
|
||||
jle vltepilog # count must be positive
|
||||
|
||||
movq bufplce(%rip), %rax
|
||||
movq bufplce+8(%rip), %r8
|
||||
subq %rax, %r8
|
||||
movq bufplce+16(%rip), %r9
|
||||
subq %rax, %r9
|
||||
movq bufplce+24(%rip), %r10
|
||||
subq %rax, %r10
|
||||
movl %r8d, source2+4(%rip)
|
||||
movl %r9d, source3+4(%rip)
|
||||
movl %r10d, source4+4(%rip)
|
||||
|
||||
pm: imulq $320, %rcx
|
||||
|
||||
movq palookupoffse(%rip), %r12
|
||||
movq palookupoffse+8(%rip), %r13
|
||||
movq palookupoffse+16(%rip), %r14
|
||||
movq palookupoffse+24(%rip), %r15
|
||||
|
||||
movl vince(%rip), %r8d
|
||||
movl vince+4(%rip), %r9d
|
||||
movl vince+8(%rip), %r10d
|
||||
movl vince+12(%rip), %r11d
|
||||
movl %r8d, step1+3(%rip)
|
||||
movl %r9d, step2+3(%rip)
|
||||
movl %r10d, step3+3(%rip)
|
||||
movl %r11d, step4+3(%rip)
|
||||
|
||||
addq %rcx, %rdi
|
||||
negq %rcx
|
||||
|
||||
movl vplce(%rip), %r8d
|
||||
movl vplce+4(%rip), %r9d
|
||||
movl vplce+8(%rip), %r10d
|
||||
movl vplce+12(%rip), %r11d
|
||||
# selfmod loopit, vltepilog
|
||||
jmp loopit
|
||||
|
||||
.align 16
|
||||
loopit:
|
||||
movl %r8d, %edx
|
||||
shifter1: shrl $24, %edx
|
||||
step1: addl $0x44444444, %r8d
|
||||
movzbl (%rax,%rdx), %edx
|
||||
movl %r9d, %ebx
|
||||
movb (%r12,%rdx), %dl
|
||||
shifter2: shrl $24, %ebx
|
||||
step2: addl $0x44444444, %r9d
|
||||
source2: movzbl 0x44444444(%rax,%rbx), %ebx
|
||||
movl %r10d, %ebp
|
||||
movb (%r13,%rbx), %bl
|
||||
shifter3: shr $24, %ebp
|
||||
step3: addl $0x44444444, %r10d
|
||||
source3: movzbl 0x44444444(%rax,%rbp), %ebp
|
||||
movl %r11d, %esi
|
||||
movb (%r14,%rbp), %bpl
|
||||
shifter4: shr $24, %esi
|
||||
step4: add $0x44444444, %r11d
|
||||
source4: movzbl 0x44444444(%rax,%rsi), %esi
|
||||
movb %dl, (%rdi,%rcx)
|
||||
movb %bl, 1(%rdi,%rcx)
|
||||
movb (%r15,%rsi), %sil
|
||||
movb %bpl, 2(%rdi,%rcx)
|
||||
movb %sil, 3(%rdi,%rcx)
|
||||
|
||||
vltpitch: addq $320, %rcx
|
||||
jl loopit
|
||||
|
||||
movl %r8d, vplce(%rip)
|
||||
movl %r9d, vplce+4(%rip)
|
||||
movl %r10d, vplce+8(%rip)
|
||||
movl %r11d, vplce+12(%rip)
|
||||
|
||||
vltepilog:
|
||||
addq $8, %rsp
|
||||
.cfi_adjust_cfa_offset -8
|
||||
pop %rsi
|
||||
pop %rbp
|
||||
pop %r12
|
||||
pop %r13
|
||||
pop %r14
|
||||
pop %r15
|
||||
pop %rdi
|
||||
pop %rbx
|
||||
ret
|
||||
.cfi_endproc
|
||||
.align 16
|
||||
|
||||
|
||||
Loading…
Reference in New Issue