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- floats: remove all floating point builtin functions and move them to the floats module instead

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This commit is contained in:
Irmen de Jong
2022-04-22 00:45:54 +02:00
parent 88b55ab93e
commit 7eea97d741
21 changed files with 338 additions and 490 deletions
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196
compiler/res/prog8lib/c64/floats_funcs.asm
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@@ -1,175 +1,6 @@
; --- floating point builtin functions
func_atan_stack .proc
jsr func_atan_fac1
jmp push_fac1
.pend
func_atan_fac1 .proc
jsr MOVFM
stx P8ZP_SCRATCH_REG
jsr ATN
ldx P8ZP_SCRATCH_REG
rts
.pend
func_ceil_stack .proc
jsr func_ceil_fac1
jmp push_fac1
.pend
func_ceil_fac1 .proc
; -- ceil: tr = int(f); if tr==f -> return else return tr+1
jsr MOVFM
stx P8ZP_SCRATCH_REG
ldx #<fmath_float1
ldy #>fmath_float1
jsr MOVMF
jsr INT
lda #<fmath_float1
ldy #>fmath_float1
jsr FCOMP
cmp #0
beq +
lda #<FL_ONE_const
ldy #>FL_ONE_const
jsr FADD
+ ldx P8ZP_SCRATCH_REG
rts
.pend
func_floor_stack .proc
jsr func_floor_fac1
jmp push_fac1
.pend
func_floor_fac1 .proc
jsr MOVFM
stx P8ZP_SCRATCH_REG
jsr INT
ldx P8ZP_SCRATCH_REG
rts
.pend
func_round_stack .proc
jsr func_round_fac1
jmp push_fac1
.pend
func_round_fac1 .proc
jsr MOVFM
stx P8ZP_SCRATCH_REG
jsr FADDH
jsr INT
ldx P8ZP_SCRATCH_REG
rts
.pend
func_sin_stack .proc
jsr func_sin_fac1
jmp push_fac1
.pend
func_sin_fac1 .proc
jsr MOVFM
stx P8ZP_SCRATCH_REG
jsr SIN
ldx P8ZP_SCRATCH_REG
rts
.pend
func_cos_stack .proc
jsr func_cos_fac1
jmp push_fac1
.pend
func_cos_fac1 .proc
jsr MOVFM
stx P8ZP_SCRATCH_REG
jsr COS
ldx P8ZP_SCRATCH_REG
rts
.pend
func_tan_stack .proc
jsr func_tan_fac1
jmp push_fac1
.pend
func_tan_fac1 .proc
jsr MOVFM
stx P8ZP_SCRATCH_REG
jsr TAN
ldx P8ZP_SCRATCH_REG
rts
.pend
func_rad_stack .proc
jsr func_rad_fac1
jmp push_fac1
.pend
func_rad_fac1 .proc
; -- convert degrees to radians (d * pi / 180)
jsr MOVFM
stx P8ZP_SCRATCH_REG
lda #<_pi_div_180
ldy #>_pi_div_180
jsr FMULT
ldx P8ZP_SCRATCH_REG
rts
_pi_div_180 .byte 123, 14, 250, 53, 18 ; pi / 180
.pend
func_deg_stack .proc
jsr func_deg_fac1
jmp push_fac1
.pend
func_deg_fac1 .proc
; -- convert radians to degrees (d * (1/ pi * 180))
jsr MOVFM
stx P8ZP_SCRATCH_REG
lda #<_one_over_pi_div_180
ldy #>_one_over_pi_div_180
jsr FMULT
ldx P8ZP_SCRATCH_REG
rts
_one_over_pi_div_180 .byte 134, 101, 46, 224, 211 ; 1 / (pi * 180)
.pend
func_ln_stack .proc
jsr func_ln_fac1
jmp push_fac1
.pend
func_ln_fac1 .proc
jsr MOVFM
stx P8ZP_SCRATCH_REG
jsr LOG
ldx P8ZP_SCRATCH_REG
rts
.pend
func_log2_stack .proc
jsr func_log2_fac1
jmp push_fac1
.pend
func_log2_fac1 .proc
jsr MOVFM
stx P8ZP_SCRATCH_REG
jsr LOG
jsr MOVEF
lda #<FL_LOG2_const
ldy #>FL_LOG2_const
jsr MOVFM
jsr FDIVT
ldx P8ZP_SCRATCH_REG
rts
.pend
func_sign_f_stack .proc
jsr func_sign_f_into_A
sta P8ESTACK_LO,x
@@ -182,33 +13,6 @@ func_sign_f_into_A .proc
jmp SIGN
.pend
func_sqrt_stack .proc
jsr func_sqrt_fac1
jmp push_fac1
.pend
func_sqrt_fac1 .proc
jsr MOVFM
stx P8ZP_SCRATCH_REG
jsr SQR
ldx P8ZP_SCRATCH_REG
rts
.pend
func_rndf_stack .proc
jsr func_rndf_fac1
jmp push_fac1
.pend
func_rndf_fac1 .proc
stx P8ZP_SCRATCH_REG
lda #1
jsr FREADSA
jsr RND ; rng into fac1
ldx P8ZP_SCRATCH_REG
rts
.pend
func_swap_f .proc
; -- swap floats pointed to by SCRATCH_ZPWORD1, SCRATCH_ZPWORD2
ldy #4