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feat(asm&go4k): Rewrote both library & player to use text/template compiler

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There is no more plain .asms, both library & player are created from the templates using go text/template package.
This commit is contained in:
Veikko Sariola
2020-12-14 15:46:12 +02:00
parent 2ad61ff6b2
commit d0bd877b3f
141 changed files with 1195 additions and 5542 deletions
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26
templates/patch.asm
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@ -25,8 +25,8 @@ su_run_vm_loop: ; loop until all voices done
xor ecx, ecx ; counter = 0
xor eax, eax ; clear out high bits of eax, as lodsb only sets al
su_transform_values_loop:
{{- .Prepare "su_vm_transformcounts" | indent 4}}
cmp cl, byte [{{.Use "su_vm_transformcounts"}}+{{.DI}}] ; compare the counter to the value in the param count table
{{- .Prepare "su_vm_transformcounts-1" | indent 4}}
cmp cl, byte [{{.Use "su_vm_transformcounts-1"}}+{{.DI}}] ; compare the counter to the value in the param count table
je su_transform_values_out
lodsb ; load the byte value from VAL stream
push {{.AX}} ; push it to memory so FPU can read it
@ -43,11 +43,12 @@ su_transform_values_loop:
su_transform_values_out:
bt dword [{{.COM}}-1],0 ; LSB of COM = stereo bit => carry
{{- .SaveStack "Opcode"}}
{{- .Prepare "su_vm_jumptable" | indent 4}}
call [{{.Use "su_vm_jumptable"}}+{{.DI}}*{{.PTRSIZE}}] ; call the function corresponding to the instruction
{{- $x := printf "su_vm_jumptable-%v" .PTRSIZE}}
{{- .Prepare $x | indent 4}}
call [{{.Use $x}}+{{.DI}}*{{.PTRSIZE}}] ; call the function corresponding to the instruction
jmp su_run_vm_loop
su_run_vm_advance:
{{- if .Polyphony}}
{{- if .SupportsPolyphony}}
mov {{.WRK}}, [{{.Stack "Voice"}}] ; WRK points to start of current voice
add {{.WRK}}, su_voice.size ; move to next voice
mov [{{.Stack "Voice"}}], {{.WRK}} ; update the pointer in the stack to point to the new voice
@ -173,18 +174,15 @@ su_clip_do:
; The opcode table jump table. This is constructed to only include the opcodes
; that are used so that the jump table is as small as possible.
;-------------------------------------------------------------------------------
{{.Data "su_vm_jumptable_offset"}}
su_vm_jumptable equ $ - {{.PTRSIZE}} ; Advance is not in the opcode table
{{- $x := .}}
{{- range .Opcodes}}
{{$x.DPTR}} su_op_{{.Type}}
{{.Data "su_vm_jumptable"}}
{{- range .Instructions}}
{{$.DPTR}} su_op_{{.}}
{{- end}}
;-------------------------------------------------------------------------------
; The number of transformed parameters each opcode takes
;-------------------------------------------------------------------------------
{{.Data "su_vm_transformcounts_offset"}}
su_vm_transformcounts equ $ - 1 ; Advance is not in the opcode table
{{- range .Opcodes}}
db {{.NumParams}}
{{.Data "su_vm_transformcounts"}}
{{- range .Instructions}}
db {{$.TransformCount .}}
{{- end}}