mirror of https://github.com/g012/l65.git
Added dir of l65 to require search paths.
This commit is contained in:
g012
parent
d320960194
commit
ece6974ba6
185
asm.l65
185
asm.l65
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@ -1,185 +0,0 @@
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dofile "vcs.lua"
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TIM_OVERSCAN = 50 -- TIM64T, 3200 cycles = ~ 42 scanlines
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TIM_VBLANK = 61 -- TIM64T, 3904 cycles = ~ 51 scanlines
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TIM_KERNEL = 17 -- T1024T, 17408 cycles = ~229 scanlines
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function switchbank(i) bit 0x1ff4+i end
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-- create bank stubs
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for bi=0,7,1 do
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local o=(bi<<12)
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_ENV['bank' .. bi] = location{0x8000+o, 0x8fff+o, rorg=0xf000}
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local start=section{"entry"..bi, org=0x8fee+o} switchbank(0) if bi==0 then jmp main end
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section{"switchtab"..bi, org=0x8ff4+o} byte(0,0,0,0,0,0,0,0)
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section{"vectors"..bi, org=0x8ffc+o} word(start,start)
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end
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bank0.name = 'core'
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location(bank0)
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--location(0x1000)
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--location(0xf000, 0xffff)
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if toto ~= 15 then end
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abc = 13 ~ 0x7
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xyz = 1 << 2
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x={ f=function() end }
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x:f()
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::lualabel::
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#pragma syntax6502 off
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lda = 5 if lda < 6 then sta=7 end
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#pragma syntax6502 on
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local function ptr_table(label, ...)
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local vals = {...}
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section{label .. "_lo", align=16} byte_lo(vals)
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section{label .. "_hi", align=16} byte_hi(vals)
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end
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charset(" abcdefghijklmnopqrstuvwxyz-")
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@@message2 byte(4, "test", 0)
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charset()
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@@message byte(4, "test", 0)
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@@data
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crosspage
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byte(1, 2) byte(3, 4)
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end
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word(0xf080) byte(16, 3, 4, 5, 6,
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24, 32)
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word(message2)
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byte_lo(message) byte_hi(message)
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byte(\(message&0xff), \(message>>8))
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ptr_table("ptrs", message, data, 0)
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@@main
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lda #0
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--section{ "toto", align = 256, offset = 16 }
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--section{ "toto", org = 0xf100 }
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--section "waitForIntim"
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@@waitForIntim --alt short syntax when no other option
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-- n_{ a=INTIM } ?
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--lda(INTIM) -- or a=INTIM
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--bne "waitForIntim"
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ldx #0xf0
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ldx #0b1101
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ldy #0xAB - 16 + 0b11011 & 3 | 6 ~ 0xf >> ~3 << 1 // 5
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ldx #15,3
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ldx#0
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local kernel_cycles,kernel_size
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table.insert(section_current.instructions, { asbin=function() kernel_cycles=cycles kernel_size=size end })
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lda data
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lda data,5
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lda data,5,x
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lda data,5,y
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lda data+3,12
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lda data+3,12,x
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lda data+3,12,y
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lda (VBLANK,5,x)
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lda (\a(a+2),VBLANK,x)
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lda (VBLANK,5),y
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lda (\a(a&3),VBLANK),y
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jmp (VBLANK)
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jmp (VBLANK,12)
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jmp (VBLANK-4)
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-- cycles are counted without taking any branch
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table.insert(section_current.instructions, { asbin=function() print('kernel cycles: ', cycles-kernel_cycles, 'kernel size: ', size-kernel_size) end })
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v=7
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lda function(c) return 0xffff&(data * c) end, v
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lda \c((data*c)&0xffff), v
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local f = \c((data*c)&0xffff) v=5 lda !f,v v=3 lda !f,v
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local g = function() return function(c) return (data * c)&0xffff end end
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lda !g(),v
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#pragma encapsulate off
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lda f,v
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lda !_toto+15,16,x
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lda #15
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#pragma encapsulate on
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samepage
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lda #0xac
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lda #VBLANK
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lda 0xbeef
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lda VBLANK
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lda.w VBLANK
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lda VBLANK,x
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lda VBLANK,y
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lda (VBLANK,x)
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lda (VBLANK),y
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end
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beq _toto
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asl
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asl VBLANK
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asl
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@_toto
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bne "_toto"
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bne waitForIntim
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f=\("_toto") bne f()
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bne _toto
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jam asl lsr ldx #16 ldy 0xf0f0
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rts
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local filename=string.match(arg[0], ".-([^\\/]-)%.?[^%.\\/]*$")
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writebin(filename..'.bin')
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writesym(filename..'.sym')
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print(stats)
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--[[
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section "doOverscan"
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sta{WSYNC} -- WSYNC=a
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lda(2) sta{VBLANK} -- a=2 VBLANK=a
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lda(TIM_OVERSCAN) sta{TIM64T} -- a=TIM_OVERSCAN TIM64T=a
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jsr "waitForIntim"
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section "doVBlank"
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lda(0x0e)
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label ".vsyncLoop"
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sta{WSYNC}
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sta{VSYNC}
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lsr()
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bne ".vsyncLoop"
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lda(2)
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sta{VBLANK}
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lda(TIM_VBLANK)
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sta{TIM64T}
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jsr "waitForIntim"
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section "doKernel"
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lda(TIM_KERNEL)
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sta{T1024T}
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jsr "waitForIntim"
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section "start"
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-- clear zeropage
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cld()
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ldx(0)
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txa()
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label ".clearLoop"
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dex()
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tsx()
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pha()
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bne ".clearLoop"
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-- main
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label "mainLoop"
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jsr "doOverscan"
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jsr "doVBlank"
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jsr "doKernel"
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jmp "mainLoop"
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section{ name="vectors", org=0xfffc }
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word{ "start", "start" }
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]]
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183
asm.lua
183
asm.lua
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@ -1,183 +0,0 @@
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dofile "vcs.lua"
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TIM_OVERSCAN = 50 -- TIM64T, 3200 cycles = ~ 42 scanlines
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TIM_VBLANK = 61 -- TIM64T, 3904 cycles = ~ 51 scanlines
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TIM_KERNEL = 17 -- T1024T, 17408 cycles = ~229 scanlines
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function switchbank(i) bitzab(function(_o) return _o+( 0x1ff4+i) end) end
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-- create bank stubs
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for bi=0,7,1 do
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local o=(bi<<12)
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_ENV['bank' .. bi] = location{0x8000+o, 0x8fff+o, rorg=0xf000}
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local start=section{"entry"..bi, org=0x8fee+o} switchbank(0) if bi==0 then jmpabs(function(_o) return _o+( main) end) end
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section{"switchtab"..bi, org=0x8ff4+o} byte(0,0,0,0,0,0,0,0)
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section{"vectors"..bi, org=0x8ffc+o} word(start,start)
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end
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bank0.name = 'core'
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location(bank0)
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--location(0x1000)
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--location(0xf000, 0xffff)
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if toto ~= 15 then end
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abc = 13 ~ 0x7
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xyz = 1 << 2
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x={ f=function() end }
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x:f()
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::lualabel::
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;
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lda = 5 if lda < 6 then sta=7 end
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;
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local function ptr_table(label, ...)
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local vals = {...}
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section{label .. "_lo", align=16} byte_lo(vals)
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section{label .. "_hi", align=16} byte_hi(vals)
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end
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charset(" abcdefghijklmnopqrstuvwxyz-")
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section("message2") byte(4, "test", 0)
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charset()
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section("message") byte(4, "test", 0)
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section("data")
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do crosspage()
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byte(1, 2) byte(3, 4) endpage()
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end
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word(0xf080) byte(16, 3, 4, 5, 6,
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24, 32)
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word(message2)
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byte_lo(message) byte_hi(message)
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byte(function() return message&0xff end, function() return message>>8 end)
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ptr_table("ptrs", message, data, 0)
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section("main")
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ldaimm (function(_o) return _o+(0) end)
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--section{ "toto", align = 256, offset = 16 }
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--section{ "toto", org = 0xf100 }
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--section "waitForIntim"
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section("waitForIntim") --alt short syntax when no other option
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-- n_{ a=INTIM } ?
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--lda(INTIM) -- or a=INTIM
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--bne "waitForIntim"
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ldximm (function(_o) return _o+(0xf0) end)
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ldximm (function(_o) return _o+(13) end)
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ldyimm (function(_o) return _o+(0xAB - 16 + 27 & 3 | 6 ~ 0xf >> ~3 << 1 // 5) end)
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ldximm (function(_o) return _o+(15) end,3)
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ldximm(function(_o) return _o+(0) end)
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local kernel_cycles,kernel_size
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table.insert(section_current.instructions, { asbin=function() kernel_cycles=cycles kernel_size=size end })
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ldazab(function(_o) return _o+( data) end)
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ldazab(function(_o) return _o+( data) end,5)
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ldazax(function(_o) return _o+( data) end,5)
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ldaaby(function(_o) return _o+( data) end,5)
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ldazab(function(_o) return _o+( data+3) end,12)
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ldazax(function(_o) return _o+( data+3) end,12)
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ldaaby(function(_o) return _o+( data+3) end,12)
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ldainx (function(_o) return _o+(VBLANK) end,5)
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ldainx (function(a) return a+2 end,VBLANK)
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ldainy (function(_o) return _o+(VBLANK) end,5)
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ldainy (function(a) return a&3 end,VBLANK)
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jmpind (function(_o) return _o+(VBLANK) end)
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jmpind (function(_o) return _o+(VBLANK) end,12)
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jmpind (function(_o) return _o+(VBLANK-4) end)
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-- cycles are counted without taking any branch
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table.insert(section_current.instructions, { asbin=function() print('kernel cycles: ', cycles-kernel_cycles, 'kernel size: ', size-kernel_size) end })
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v=7
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ldazab( function(c) return 0xffff&(data * c) end, v)
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ldazab( function(c) return (data*c)&0xffff end, v)
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local f = function(c) return (data*c)&0xffff end v=5 ldazab(f,v) v=3 ldazab(f,v)
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local g = function() return function(c) return (data * c)&0xffff end end
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ldazab(g(),v)
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ldazab( f,v)
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ldazax (function(_o) return _o+(_toto+15) end,16)
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ldaimm (15)
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do samepage()
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ldaimm (function(_o) return _o+(0xac) end)
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ldaimm (function(_o) return _o+(VBLANK) end)
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ldazab(function(_o) return _o+( 0xbeef) end)
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ldazab(function(_o) return _o+( VBLANK) end)
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ldaabs(function(_o) return _o+( VBLANK) end)
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ldazax(function(_o) return _o+( VBLANK) end)
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ldaaby(function(_o) return _o+( VBLANK) end)
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ldainx (function(_o) return _o+(VBLANK) end)
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ldainy (function(_o) return _o+(VBLANK) end) endpage()
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end
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beqrel( "_toto")
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aslimp()
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aslzab(function(_o) return _o+( VBLANK) end)
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aslimp()
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label("_toto")
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bnerel( "_toto")
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bnerel( "waitForIntim")
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f=function() return "_toto" end bnerel( f())
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bnerel( "_toto")
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jamimp() aslimp() lsrimp() ldximm (function(_o) return _o+(16) end) ldyzab(function(_o) return _o+( 0xf0f0) end)
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rtsimp()
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local filename=string.match(arg[0], ".-([^\\/]-)%.?[^%.\\/]*$")
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writebin(filename..'.bin')
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writesym(filename..'.sym')
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print(stats)
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--[[
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section "doOverscan"
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sta{WSYNC} -- WSYNC=a
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lda(2) sta{VBLANK} -- a=2 VBLANK=a
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lda(TIM_OVERSCAN) sta{TIM64T} -- a=TIM_OVERSCAN TIM64T=a
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jsr "waitForIntim"
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section "doVBlank"
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lda(0x0e)
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label ".vsyncLoop"
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sta{WSYNC}
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sta{VSYNC}
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lsr()
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bne ".vsyncLoop"
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lda(2)
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sta{VBLANK}
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lda(TIM_VBLANK)
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sta{TIM64T}
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jsr "waitForIntim"
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section "doKernel"
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lda(TIM_KERNEL)
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sta{T1024T}
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jsr "waitForIntim"
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section "start"
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-- clear zeropage
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cld()
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ldx(0)
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txa()
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label ".clearLoop"
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dex()
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tsx()
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pha()
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bne ".clearLoop"
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-- main
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label "mainLoop"
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jsr "doOverscan"
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jsr "doVBlank"
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jsr "doKernel"
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jmp "mainLoop"
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section{ name="vectors", org=0xfffc }
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word{ "start", "start" }
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]]
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13
l65.lua
13
l65.lua
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@ -2462,17 +2462,24 @@ local function Format65(ast)
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return table.concat(out.rope)
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end
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local dirsep = package.config:sub(1,1)
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local dirl65 = (string.match(arg[0], "(.*[\\/]).*") or ''):gsub('/',dirsep)
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local searchl65 = ''
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if #dirl65 > 0 then
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searchl65 = string.format(";%s?;%s?.l65", dirl65, dirl65)
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package.path = package.path .. string.format(";%s?.lua", dirl65)
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end
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l65 = {
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parse = ParseLua,
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format = Format65,
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searcher_index = 2,
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search_path = string.format(".%s?;.%s?.l65%s", dirsep, dirsep, searchl65),
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load_org = load,
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loadfile_org = loadfile,
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dofile_org = dofile,
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}
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l65.searcher = function(name)
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local dirsep = package.config:sub(1,1)
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local filename,err = package.searchpath(name, string.format(".%s?;.%s?.l65", dirsep, dirsep), '.', '.')
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local filename,err = package.searchpath(name, l65.search_path, '.', '.')
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if not filename then return err end
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local file = io.open(filename, 'rb')
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if not file then return "failed to open " .. filename .. " for reading" end
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@ -2542,6 +2549,6 @@ if #arg ~= 1 then
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print("Invalid arguments, usage:\nl65 <filename>")
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return
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end
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local inf,dirsep = arg[1],package.config:sub(1,1)
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local inf = arg[1]
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local fn='' for i=#inf,1,-1 do local c=inf:sub(i,i) if c==dirsep or c=='/' then break end fn=c..fn if c=='.' then fn='' end end filename=fn
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dofile(arg[1])
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