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fix(amd64-386): do not optimize away phase modulations with unisons

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5684185+vsariola@users.noreply.github.com
2024-08-17 10:13:53 +03:00
parent 012ed10851
commit 569958547e
2 changed files with 5 additions and 2 deletions
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4
vm/compiler/templates/amd64-386/sources.asm
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@ -189,7 +189,7 @@ su_op_oscillat_normalized:
test al, byte 0x80
jz short su_op_oscillat_not_sample
fst dword [{{.WRK}}] ; for samples, we store the phase without mod(p,1)
{{- if or (.SupportsParamValueOtherThan "oscillator" "phase" 0) (.SupportsModulation "oscillator" "phase")}}
{{- if or (.SupportsParamValueOtherThan "oscillator" "phase" 0) (.SupportsModulation "oscillator" "phase") (.SupportsParamValueOtherThan "oscillator" "unison" 0)}}
fadd dword [{{.Input "oscillator" "phase"}}]
{{- end}}
{{.Call "su_oscillat_sample"}}
@ -202,7 +202,7 @@ su_op_oscillat_not_sample:
fprem ; we actually computed mod(p+1,1) instead of mod(p,1) as the fprem takes mod
fstp st1 ; towards zero
fst dword [{{.WRK}}] ; store back the updated phase
{{- if or (.SupportsParamValueOtherThan "oscillator" "phase" 0) (.SupportsModulation "oscillator" "phase")}}
{{- if or (.SupportsParamValueOtherThan "oscillator" "phase" 0) (.SupportsModulation "oscillator" "phase") (.SupportsParamValueOtherThan "oscillator" "unison" 0)}}
fadd dword [{{.Input "oscillator" "phase"}}]
fld1 ; this is a bit stupid, but we need to take mod(x,1) again after phase modulations
fadd st1, st0 ; as the actual oscillator functions expect x in [0,1]