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rabbitizer/docs/r3000gte/gte_macros.s
angie 99183e6494 C headers for gte macros
2023-06-12 11:50:36 -04:00

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## GTE instructions macros
## This macros are meant to be used with GAS and avoid using DMPSX
/* RTPS 15 0x4A180001 Perspective transform */
.macro RTPS
.word 0x4A180001
.endm
/* RTPT 23 0x4A280030 Perspective transform on 3 points */
.macro RTPT
.word 0x4A280030
.endm
/* DPCL 8 0x4A680029 Depth Cue Color light */
.macro DPCL
.word 0x4A680029
.endm
/* DPCS 8 0x4A780010 Depth Cueing */
.macro DPCS
.word 0x4A780010
.endm
/* DPCT 17 0x4AF8002A Depth cue color RGB0,RGB1,RGB2 */
.macro DPCT
.word 0x4AF8002A
.endm
/* INTPL 8 0x4A980011 Interpolation of vector and far color */
.macro INTPL
.word 0x4A980011
.endm
/* NCS 14 0x4AC8041E Normal color v0 */
.macro NCS
.word 0x4AC8041E
.endm
/* NCT 30 0x4AD80420 Normal color v0, v1, v2 */
.macro NCT
.word 0x4AD80420
.endm
/* NCDS 19 0x4AE80413 Normal color depth cuev0 */
.macro NCDS
.word 0x4AE80413
.endm
/* NCDT 44 0x4AF80416 Normal color depth cue v0, v1, v2 */
.macro NCDT
.word 0x4AF80416
.endm
/* NCCS 17 0x4B08041B Normal color col. v0 */
.macro NCCS
.word 0x4B08041B
.endm
/* NCCT 39 0x4B18043F Normal color col.v0, v1, v2 */
.macro NCCT
.word 0x4B18043F
.endm
/* CDP 13 0x4B280414 Color Depth Queue */
.macro CDP
.word 0x4B280414
.endm
/* CC 11 0x4B38041C Color Col. */
.macro CC
.word 0x4B38041C
.endm
/* NCLIP 8 0x4B400006 Normal clipping */
.macro NCLIP
.word 0x4B400006
.endm
/* AVSZ3 5 0x4B58002D Average of three Z values */
.macro AVSZ3
.word 0x4B58002D
.endm
/* AVSZ4 6 0x4B68002E Average of four Z values */
.macro AVSZ4
.word 0x4B68002E
.endm
## Instructions which take an argument
# sf : arg is 1 bit wide
# mx : arg is 2 bit wide
# v : arg is 2 bit wide
# cv : arg is 2 bit wide
# lm : arg is 1 bit wide
/* MVMVA 8 0x4A400012 Multiply vector by matrix and vector addition. */
.macro MVMVA sf, mx, v, cv, lm
.word 0x4A400012 | (\sf & 0x1) << 19 | (\mx & 0x3) << 17 | (\v & 0x3) << 15 | (\cv & 0x3) << 13 | (\lm & 0x1) << 10
.endm
/* SQR 5 0x4AA00428 Square of vector */
.macro SQR sf
.word 0x4AA00428 | (\sf & 0x1) << 19
.endm
/* OP 6 0x4B70000C Outer Product */
.macro OP sf
.word 0x4B70000C | (\sf & 0x1) << 19
.endm
/* GPF 6 0x4B90003D General purpose interpolation */
.macro GPF sf
.word 0x4B90003D | (\sf & 0x1) << 19
.endm
/* GPL 5 0x4BA0003E general purpose interpolation */
.macro GPL sf
.word 0x4BA0003E | (\sf & 0x1) << 19
.endm
## Convenience macros
/* rtv0 - 0x4A486012 v0 * rotmatrix */
.macro rtv0
# .word 0x4A486012
MVMVA 1, 0, 0, 3, 0
.endm
/* rtv1 - 0x4A48E012 v1 * rotmatrix */
.macro rtv1
# .word 0x4A48E012
MVMVA 1, 0, 1, 3, 0
.endm
/* rtv2 - 0x4A496012 v2 * rotmatrix */
.macro rtv2
# .word 0x4A496012
MVMVA 1, 0, 2, 3, 0
.endm
/* rtir12 - 0x4A49E012 ir * rotmatrix */
.macro rtir12
# .word 0x4A49E012
MVMVA 1, 0, 3, 3, 0
.endm
/* rtir0 - 0x4A41E012 ir * rotmatrix */
.macro rtir0
# .word 0x4A41E012
MVMVA 0, 0, 3, 3, 0
.endm
/* rtv0tr - 0x4A480012 v0 * rotmatrix + tr vector */
.macro rtv0tr
# .word 0x4A480012
MVMVA 1, 0, 0, 0, 0
.endm
/* rtv1tr - 0x4A488012 v1 * rotmatrix + tr vector */
.macro rtv1tr
# .word 0x4A488012
MVMVA 1, 0, 1, 0, 0
.endm
/* rtv2tr - 0x4A490012 v2 * rotmatrix + tr vector */
.macro rtv2tr
# .word 0x4A490012
MVMVA 1, 0, 2, 0, 0
.endm
/* rtirtr - 0x4A498012 ir * rotmatrix + tr vector */
.macro rtirtr
# .word 0x4A498012
MVMVA 1, 0, 3, 0, 0
.endm
/* rtv0bk - 0x4A482012 v0 * rotmatrix + bk vector */
.macro rtv0bk
# .word 0x4A482012
MVMVA 1, 0, 0, 1, 0
.endm
/* rtv1bk - 0x4A48A012 v1 * rotmatrix + bk vector */
.macro rtv1bk
# .word 0x4A48A012
MVMVA 1, 0, 1, 1, 0
.endm
/* rtv2bk - 0x4A492012 v2 * rotmatrix + bk vector */
.macro rtv2bk
# .word 0x4A492012
MVMVA 1, 0, 2, 1, 0
.endm
/* rtirbk - 0x4A49A012 ir * rotmatrix + bk vector */
.macro rtirbk
# .word 0x4A49A012
MVMVA 1, 0, 3, 1, 0
.endm
/* ll - 0x4A4A6412 v0 * light matrix. Lower limit result to 0 */
.macro ll
# .word 0x4A4A6412
MVMVA 1, 1, 0, 3, 1
.endm
/* llv0 - 0x4A4A6012 v0 * light matrix */
.macro llv0
# .word 0x4A4A6012
MVMVA 1, 1, 0, 3, 0
.endm
/* llv1 - 0x4A4AE012 v1 * light matrix */
.macro llv1
# .word 0x4A4AE012
MVMVA 1, 1, 1, 3, 0
.endm
/* llv2 - 0x4A4B6012 v2 * light matrix */
.macro llv2
# .word 0x4A4B6012
MVMVA 1, 1, 2, 3, 0
.endm
/* llvir - 0x4A4BE012 ir * light matrix */
.macro llvir
# .word 0x4A4BE012
MVMVA 1, 1, 3, 3, 0
.endm
/* llv0tr - 0x4A4A0012 v0 * light matrix + tr vector */
.macro llv0tr
# .word 0x4A4A0012
MVMVA 1, 1, 0, 0, 0
.endm
/* llv1tr - 0x4A4A8012 v1 * light matrix + tr vector */
.macro llv1tr
# .word 0x4A4A8012
MVMVA 1, 1, 1, 0, 0
.endm
/* llv2tr - 0x4A4B0012 v2 * light matrix + tr vector */
.macro llv2tr
# .word 0x4A4B0012
MVMVA 1, 1, 2, 0, 0
.endm
/* llirtr - 0x4A4B8012 ir * light matrix + tr vector */
.macro llirtr
# .word 0x4A4B8012
MVMVA 1, 1, 3, 0, 0
.endm
/* llv0bk - 0x4A4A2012 v0 * light matrix + bk vector */
.macro llv0bk
# .word 0x4A4A2012
MVMVA 1, 1, 0, 1, 0
.endm
/* llv1bk - 0x4A4AA012 v1 * light matrix + bk vector */
.macro llv1bk
# .word 0x4A4AA012
MVMVA 1, 1, 1, 1, 0
.endm
/* llv2bk - 0x4A4B2012 v2 * light matrix + bk vector */
.macro llv2bk
# .word 0x4A4B2012
MVMVA 1, 1, 2, 1, 0
.endm
/* llirbk - 0x4A4BA012 ir * light matrix + bk vector */
.macro llirbk
# .word 0x4A4BA012
MVMVA 1, 1, 3, 1, 0
.endm
/* lc - 0x4A4DA412 v0 * color matrix, Lower limit clamped to 0 */
.macro lc
# .word 0x4A4DA412
MVMVA 1, 2, 3, 1, 1
.endm
/* lcv0 - 0x4A4C6012 v0 * color matrix */
.macro lcv0
# .word 0x4A4C6012
MVMVA 1, 2, 0, 3, 0
.endm
/* lcv1 - 0x4A4CE012 v1 * color matrix */
.macro lcv1
# .word 0x4A4CE012
MVMVA 1, 2, 1, 3, 0
.endm
/* lcv2 - 0x4A4D6012 v2 * color matrix */
.macro lcv2
# .word 0x4A4D6012
MVMVA 1, 2, 2, 3, 0
.endm
/* lcvir - 0x4A4DE012 ir * color matrix */
.macro lcvir
# .word 0x4A4DE012
MVMVA 1, 2, 3, 3, 0
.endm
/* lcv0tr - 0x4A4C0012 v0 * color matrix + tr vector */
.macro lcv0tr
# .word 0x4A4C0012
MVMVA 1, 2, 0, 0, 0
.endm
/* lcv1tr - 0x4A4C8012 v1 * color matrix + tr vector */
.macro lcv1tr
# .word 0x4A4C8012
MVMVA 1, 2, 1, 0, 0
.endm
/* lcv2tr - 0x4A4D0012 v2 * color matrix + tr vector */
.macro lcv2tr
# .word 0x4A4D0012
MVMVA 1, 2, 2, 0, 0
.endm
/* lcirtr - 0x4A4D8012 ir * color matrix + tr vector */
.macro lcirtr
# .word 0x4A4D8012
MVMVA 1, 2, 3, 0, 0
.endm
/* lev0bk - 0x4A4C2012 v0 * color matrix + bk vector */
.macro lev0bk
# .word 0x4A4C2012
MVMVA 1, 2, 0, 1, 0
.endm
/* lev1bk - 0x4A4CA012 v1 * color matrix + bk vector */
.macro lev1bk
# .word 0x4A4CA012
MVMVA 1, 2, 1, 1, 0
.endm
/* lev2bk - 0x4A4D2012 v2 * color matrix + bk vector */
.macro lev2bk
# .word 0x4A4D2012
MVMVA 1, 2, 2, 1, 0
.endm
/* leirbk - 0x4A4DA012 ir * color matrix + bk vector */
.macro leirbk
# .word 0x4A4DA012
MVMVA 1, 2, 3, 1, 0
.endm
/* sqr12 - 0x4AA80428 square of ir 1,19,12 */
# .macro sqr12
# # .word 0x4AA80428
# SQR 1
# .endm
/* sqr0 - 0x4AA80428 square of ir 1,31, 0 */
# .macro sqr0
# # .word 0x4AA80428
# SQR 1
# .endm
/* op12 - 0x4B78000C outer product 1,19,12 */
.macro op12
# .word 0x4B78000C
OP 1
.endm
/* op0 - 0x4B70000C outer product 1,31, 0 */
.macro op0
# .word 0x4B70000C
OP 0
.endm
/* gpf12 - 0x4B98003D general purpose interpolation 1,19,12 */
.macro gpf12
# .word 0x4B98003D
GPF 1
.endm
/* gpf0 - 0x4B90003D general purpose interpolation 1,31, 0 */
.macro gpf0
# .word 0x4B90003D
GPF 0
.endm
/* gpl12 - 0x4BA8003E general purpose interpolation 1,19,12 */
.macro gpl12
# .word 0x4BA8003E
GPL 1
.endm
/* gpl0 - 0x4BA0003E general purpose interpolation 1,31, 0 */
.macro gpl0
# .word 0x4BA0003E
GPL 0
.endm
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