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feat(vm/compiler): embed templates to executable
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5684185+vsariola@users.noreply.github.com
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205
vm/compiler/templates/amd64-386/arithmetic.asm
Normal file
205
vm/compiler/templates/amd64-386/arithmetic.asm
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{{- if .HasOp "pop"}}
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;-------------------------------------------------------------------------------
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; POP opcode: remove (discard) the topmost signal from the stack
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;-------------------------------------------------------------------------------
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{{- if .Mono "pop" -}}
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; Mono: a -> (empty)
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{{- end}}
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{{- if .Stereo "pop" -}}
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; Stereo: a b -> (empty)
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{{- end}}
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;-------------------------------------------------------------------------------
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{{.Func "su_op_pop" "Opcode"}}
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{{- if .StereoAndMono "pop"}}
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jnc su_op_pop_mono
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{{- end}}
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{{- if .Stereo "pop"}}
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fstp st0
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{{- end}}
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{{- if .StereoAndMono "pop"}}
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su_op_pop_mono:
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{{- end}}
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fstp st0
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ret
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{{end}}
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{{- if .HasOp "add"}}
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;-------------------------------------------------------------------------------
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; ADD opcode: add the two top most signals on the stack
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;-------------------------------------------------------------------------------
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{{- if .Mono "add"}}
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; Mono: a b -> a+b b
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{{- end}}
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{{- if .Stereo "add" -}}
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; Stereo: a b c d -> a+c b+d c d
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{{- end}}
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;-------------------------------------------------------------------------------
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{{.Func "su_op_add" "Opcode"}}
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{{- if .StereoAndMono "add"}}
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jnc su_op_add_mono
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{{- end}}
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{{- if .Stereo "add"}}
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fadd st0, st2
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fxch
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fadd st0, st3
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fxch
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ret
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{{- end}}
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{{- if .StereoAndMono "add"}}
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su_op_add_mono:
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{{- end}}
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{{- if .Mono "add"}}
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fadd st1
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{{- end}}
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{{- if .Mono "add"}}
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ret
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{{- end}}
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{{end}}
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{{- if .HasOp "addp"}}
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;-------------------------------------------------------------------------------
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; ADDP opcode: add the two top most signals on the stack and pop
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;-------------------------------------------------------------------------------
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; Mono: a b -> a+b
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; Stereo: a b c d -> a+c b+d
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;-------------------------------------------------------------------------------
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{{.Func "su_op_addp" "Opcode"}}
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{{- if .StereoAndMono "addp"}}
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jnc su_op_addp_mono
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{{- end}}
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{{- if .Stereo "addp"}}
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faddp st2, st0
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faddp st2, st0
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ret
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{{- end}}
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{{- if .StereoAndMono "addp"}}
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su_op_addp_mono:
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{{- end}}
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{{- if (.Mono "addp")}}
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faddp st1, st0
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ret
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{{- end}}
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{{end}}
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{{- if .HasOp "loadnote"}}
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;-------------------------------------------------------------------------------
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; LOADNOTE opcode: load the current note, scaled to [-1,1]
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;-------------------------------------------------------------------------------
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{{if (.Mono "loadnote") -}} ; Mono: (empty) -> n, where n is the note{{end}}
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{{if (.Stereo "loadnote") -}}; Stereo: (empty) -> n n{{end}}
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;-------------------------------------------------------------------------------
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{{.Func "su_op_loadnote" "Opcode"}}
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{{- if .StereoAndMono "loadnote"}}
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jnc su_op_loadnote_mono
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{{- end}}
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{{- if .Stereo "loadnote"}}
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call su_op_loadnote_mono
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su_op_loadnote_mono:
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{{- end}}
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fild dword [{{.INP}}-su_voice.inputs+su_voice.note]
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{{.Prepare (.Float 0.0078125)}}
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fmul dword [{{.Use (.Float 0.0078125)}}] ; s=n/128.0
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{{.Prepare (.Float 0.5)}}
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fsub dword [{{.Use (.Float 0.5)}}] ; s-.5
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fadd st0, st0 ; 2*s-1
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ret
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{{end}}
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{{- if .HasOp "mul"}}
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;-------------------------------------------------------------------------------
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; MUL opcode: multiply the two top most signals on the stack
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;-------------------------------------------------------------------------------
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; Mono: a b -> a*b a
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; Stereo: a b c d -> a*c b*d c d
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;-------------------------------------------------------------------------------
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{{.Func "su_op_mul" "Opcode"}}
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jnc su_op_mul_mono
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fmul st0, st2
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fxch
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fadd st0, st3
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fxch
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ret
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su_op_mul_mono:
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fmul st1
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ret
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{{end}}
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{{- if .HasOp "mulp"}}
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;-------------------------------------------------------------------------------
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; MULP opcode: multiply the two top most signals on the stack and pop
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;-------------------------------------------------------------------------------
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; Mono: a b -> a*b
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; Stereo: a b c d -> a*c b*d
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;-------------------------------------------------------------------------------
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{{.Func "su_op_mulp" "Opcode"}}
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{{- if .StereoAndMono "mulp"}}
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jnc su_op_mulp_mono
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{{- end}}
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{{- if .Stereo "mulp"}}
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fmulp st2, st0
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fmulp st2, st0
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ret
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{{- end}}
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{{- if .StereoAndMono "mulp"}}
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su_op_mulp_mono:
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{{- end}}
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{{- if .Mono "mulp"}}
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fmulp st1
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ret
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{{- end}}
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{{end}}
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{{- if .HasOp "push"}}
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;-------------------------------------------------------------------------------
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; PUSH opcode: push the topmost signal on the stack
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;-------------------------------------------------------------------------------
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; Mono: a -> a a
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; Stereo: a b -> a b a b
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;-------------------------------------------------------------------------------
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{{.Func "su_op_push" "Opcode"}}
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{{- if .StereoAndMono "push"}}
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jnc su_op_push_mono
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{{- end}}
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{{- if .Stereo "push"}}
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fld st1
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fld st1
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ret
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{{- end}}
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{{- if .StereoAndMono "push"}}
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su_op_push_mono:
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{{- end}}
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{{- if .Mono "push"}}
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fld st0
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ret
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{{- end}}
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{{end}}
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{{- if .HasOp "xch"}}
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;-------------------------------------------------------------------------------
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; XCH opcode: exchange the signals on the stack
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;-------------------------------------------------------------------------------
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; Mono: a b -> b a
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; stereo: a b c d -> c d a b
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;-------------------------------------------------------------------------------
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{{.Func "su_op_xch" "Opcode"}}
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{{- if .StereoAndMono "xch"}}
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jnc su_op_xch_mono
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{{- end}}
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{{- if .Stereo "xch"}}
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fxch st0, st2 ; c b a d
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fxch st0, st1 ; b c a d
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fxch st0, st3 ; d c a b
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{{- end}}
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{{- if .StereoAndMono "xch"}}
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su_op_xch_mono:
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{{- end}}
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fxch st0, st1
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ret
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{{end}}
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