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|
.set noreorder
.include "gtereg.inc"
.include "inline_s.inc"
.set MATRIX_r11r12, 0
.set MATRIX_r13r21, 4
.set MATRIX_r22r23, 8
.set MATRIX_r31r32, 12
.set MATRIX_r33, 16
.set MATRIX_trx, 20
.set MATRIX_try, 24
.set MATRIX_trz, 28
.section .text.ApplyMatrixLV
.global ApplyMatrixLV
.type ApplyMatrixLV, @function
ApplyMatrixLV:
# Load matrix to GTE
lw $t0, 0($a0)
lw $t1, 4($a0)
ctc2 $t0, $0
ctc2 $t1, $1
lw $t0, 8($a0)
lw $t1, 12($a0)
lhu $t2, 16($a0)
ctc2 $t0, $2
ctc2 $t1, $3
ctc2 $t2, $4
lw $t0, 0($a1)
lw $t1, 4($a1)
mtc2 $t0, C2_IR1
lw $t0, 8($a1)
mtc2 $t1, C2_IR2
mtc2 $t0, C2_IR3
nMVMVA(1, 0, 3, 3, 0)
swc2 C2_IR1, 0($a2)
swc2 C2_IR2, 4($a2)
swc2 C2_IR3, 8($a2)
jr $ra
move $v0, $a2
.section .text.CompMatrixLV
.global CompMatrixLV
.type CompMatrixLV, @function
CompMatrixLV:
# Load matrix v0 to GTE
lw $t0, MATRIX_r11r12($a0)
lw $t1, MATRIX_r13r21($a0)
ctc2 $t0, C2_R11R12
ctc2 $t1, C2_R13R21
lw $t0, MATRIX_r22r23($a0)
lw $t1, MATRIX_r31r32($a0)
lhu $t2, MATRIX_r33($a0)
ctc2 $t0, C2_R22R23
lw $t0, MATRIX_trx($a0)
ctc2 $t1, C2_R31R32
lw $t1, MATRIX_try($a0)
ctc2 $t2, C2_R33
lw $t2, MATRIX_trz($a0)
ctc2 $t0, C2_TRX
ctc2 $t1, C2_TRY
ctc2 $t2, C2_TRZ
lw $t0, MATRIX_trx($a1)
lw $t1, MATRIX_try($a1)
mtc2 $t0, C2_IR1
lw $t0, MATRIX_trz($a1)
mtc2 $t1, C2_IR2
mtc2 $t0, C2_IR3
nMVMVA(1, 0, 3, 0, 0)
swc2 C2_IR1, MATRIX_trx($a2)
swc2 C2_IR2, MATRIX_try($a2)
swc2 C2_IR3, MATRIX_trz($a2)
lhu $t1, 2*(0+(3*1))($a1) # Load values for first
lhu $t0, 2*(0+(3*0))($a1) # R11 R21 R31
sll $t1, 16
or $t0, $t1
lhu $t1, 2*(0+(3*2))($a1)
mtc2 $t0, C2_VXY0
mtc2 $t1, C2_VZ0
lhu $t1, 2*(1+(3*1))($a1) # Load values for second
lhu $t0, 2*(1+(3*0))($a1) # R12 R22 R32
MVMVA(1, 0, 0, 3, 0) # First multiply
sll $t1, 16
or $t0, $t1
lhu $t1, 2*(1+(3*2))($a1)
mtc2 $t0, C2_VXY0
mtc2 $t1, C2_VZ0
mfc2 $t0, C2_IR1 # Store results of first
mfc2 $t1, C2_IR2
sh $t0, 2*(0+(3*0))($a2)
mfc2 $t0, C2_IR3
sh $t1, 2*(0+(3*1))($a2)
sh $t0, 2*(0+(3*2))($a2)
lhu $t1, 2*(2+(3*1))($a1) # Load values for third
lhu $t0, 2*(2+(3*0))($a1) # R13 R23 R33
MVMVA(1, 0, 0, 3, 0) # Second multiply
sll $t1, 16
or $t0, $t1
lhu $t1, 2*(2+(3*2))($a1)
mtc2 $t0, C2_VXY0
mtc2 $t1, C2_VZ0
mfc2 $t0, C2_IR1 # Store results of second
mfc2 $t1, C2_IR2
sh $t0, 2*(1+(3*0))($a2)
mfc2 $t0, C2_IR3
sh $t1, 2*(1+(3*1))($a2)
sh $t0, 2*(1+(3*2))($a2)
MVMVA(1, 0, 0, 3, 0) # Third multiply
mfc2 $t0, C2_IR1 # Store results of third
mfc2 $t1, C2_IR2
sh $t0, 2*(2+(3*0))($a2)
mfc2 $t0, C2_IR3
sh $t1, 2*(2+(3*1))($a2)
sh $t0, 2*(2+(3*2))($a2)
jr $ra
move $v0, $a2
.section .text.MulMatrix
.global MulMatrix
.type MulMatrix, @function
MulMatrix:
# Load m1 to GTE
lw $t0, 0($a1)
lw $t1, 4($a1)
ctc2 $t0, $0
ctc2 $t1, $1
lw $t0, 8($a1)
lw $t1, 12($a1)
lhu $t2, 16($a1)
ctc2 $t0, $2
ctc2 $t1, $3
ctc2 $t2, $4
lhu $t1, 2*(0+(3*1))($a0) # Load values for first
lhu $t0, 2*(0+(3*0))($a0) # R11 R21 R31
sll $t1, 16
or $t0, $t1
lhu $t1, 2*(0+(3*2))($a0)
mtc2 $t0, C2_VXY0
mtc2 $t1, C2_VZ0
lhu $t1, 2*(1+(3*1))($a0) # Load values for second
lhu $t0, 2*(1+(3*0))($a0) # R12 R22 R32
MVMVA(1, 0, 0, 3, 0) # First multiply
sll $t1, 16
or $t0, $t1
lhu $t1, 2*(1+(3*2))($a0)
mtc2 $t0, C2_VXY0
mtc2 $t1, C2_VZ0
mfc2 $t0, C2_IR1 # Store results of first
mfc2 $t1, C2_IR2
sh $t0, 2*(0+(3*0))($a0)
mfc2 $t0, C2_IR3
sh $t1, 2*(0+(3*1))($a0)
sh $t0, 2*(0+(3*2))($a0)
lhu $t1, 2*(2+(3*1))($a0) # Load values for third
lhu $t0, 2*(2+(3*0))($a0) # R13 R23 R33
MVMVA(1, 0, 0, 3, 0) # Second multiply
sll $t1, 16
or $t0, $t1
lhu $t1, 2*(2+(3*2))($a0)
mtc2 $t0, C2_VXY0
mtc2 $t1, C2_VZ0
mfc2 $t0, C2_IR1 # Store results of second
mfc2 $t1, C2_IR2
sh $t0, 2*(1+(3*0))($a0)
mfc2 $t0, C2_IR3
sh $t1, 2*(1+(3*1))($a0)
sh $t0, 2*(1+(3*2))($a0)
MVMVA(1, 0, 0, 3, 0) # Third multiply
mfc2 $t0, C2_IR1 # Store results of third
mfc2 $t1, C2_IR2
sh $t0, 2*(2+(3*0))($a0)
mfc2 $t0, C2_IR3
sh $t1, 2*(2+(3*1))($a0)
sh $t0, 2*(2+(3*2))($a0)
jr $ra
move $v0, $a0
.section .text.MulMatrix0
.global MulMatrix0
.type MulMatrix0, @function
MulMatrix0:
# Load m1 to GTE
lw $t0, 0($a0)
lw $t1, 4($a0)
ctc2 $t0, $0
ctc2 $t1, $1
lw $t0, 8($a0)
lw $t1, 12($a0)
lhu $t2, 16($a0)
ctc2 $t0, $2
ctc2 $t1, $3
ctc2 $t2, $4
lhu $t1, 2*(0+(3*1))($a1) # Load values for first
lhu $t0, 2*(0+(3*0))($a1) # R11 R21 R31
sll $t1, 16
or $t0, $t1
lhu $t1, 2*(0+(3*2))($a1)
mtc2 $t0, C2_VXY0
mtc2 $t1, C2_VZ0
lhu $t1, 2*(1+(3*1))($a1) # Load values for second
lhu $t0, 2*(1+(3*0))($a1) # R12 R22 R32
MVMVA(1, 0, 0, 3, 0) # First multiply
sll $t1, 16
or $t0, $t1
lhu $t1, 2*(1+(3*2))($a1)
mtc2 $t0, C2_VXY0
mtc2 $t1, C2_VZ0
mfc2 $t0, C2_IR1 # Store results of first
mfc2 $t1, C2_IR2
sh $t0, 2*(0+(3*0))($a2)
mfc2 $t0, C2_IR3
sh $t1, 2*(0+(3*1))($a2)
sh $t0, 2*(0+(3*2))($a2)
lhu $t1, 2*(2+(3*1))($a1) # Load values for third
lhu $t0, 2*(2+(3*0))($a1) # R13 R23 R33
MVMVA(1, 0, 0, 3, 0) # Second multiply
sll $t1, 16
or $t0, $t1
lhu $t1, 2*(2+(3*2))($a1)
mtc2 $t0, C2_VXY0
mtc2 $t1, C2_VZ0
mfc2 $t0, C2_IR1 # Store results of second
mfc2 $t1, C2_IR2
sh $t0, 2*(1+(3*0))($a2)
mfc2 $t0, C2_IR3
sh $t1, 2*(1+(3*1))($a2)
sh $t0, 2*(1+(3*2))($a2)
MVMVA(1, 0, 0, 3, 0) # Third multiply
mfc2 $t0, C2_IR1 # Store results of third
mfc2 $t1, C2_IR2
sh $t0, 2*(2+(3*0))($a2)
mfc2 $t0, C2_IR3
sh $t1, 2*(2+(3*1))($a2)
sh $t0, 2*(2+(3*2))($a2)
jr $ra
move $v0, $a2
.section .text.ScaleMatrix
.global ScaleMatrix
.type ScaleMatrix, @function
ScaleMatrix:
lwc2 C2_IR0, 0($a1) # X
lh $v0, 2*(0+(3*0))($a0)
lh $v1, 2*(0+(3*1))($a0)
mtc2 $v0, C2_IR1
lh $v0, 2*(0+(3*2))($a0)
mtc2 $v1, C2_IR2
mtc2 $v0, C2_IR3
nGPF(1)
mfc2 $v0, C2_IR1
mfc2 $v1, C2_IR2
sh $v0, 2*(0+(3*0))($a0)
mfc2 $v0, C2_IR3
sh $v1, 2*(0+(3*1))($a0)
sh $v0, 2*(0+(3*2))($a0)
lwc2 C2_IR0, 4($a1) # Y
lh $v0, 2*(1+(3*0))($a0)
lh $v1, 2*(1+(3*1))($a0)
mtc2 $v0, C2_IR1
lh $v0, 2*(1+(3*2))($a0)
mtc2 $v1, C2_IR2
mtc2 $v0, C2_IR3
nGPF(1)
mfc2 $v0, C2_IR1
mfc2 $v1, C2_IR2
sh $v0, 2*(1+(3*0))($a0)
mfc2 $v0, C2_IR3
sh $v1, 2*(1+(3*1))($a0)
sh $v0, 2*(1+(3*2))($a0)
lwc2 C2_IR0, 8($a1) # Z
lh $v0, 2*(2+(3*0))($a0)
lh $v1, 2*(2+(3*1))($a0)
mtc2 $v0, C2_IR1
lh $v0, 2*(2+(3*2))($a0)
mtc2 $v1, C2_IR2
mtc2 $v0, C2_IR3
nGPF(1)
mfc2 $v0, C2_IR1
mfc2 $v1, C2_IR2
sh $v0, 2*(2+(3*0))($a0)
mfc2 $v0, C2_IR3
sh $v1, 2*(2+(3*1))($a0)
sh $v0, 2*(2+(3*2))($a0)
jr $ra
move $v0, $a0
.section .text.ScaleMatrixL
.global ScaleMatrixL
.type ScaleMatrixL, @function
ScaleMatrixL:
lwc2 C2_IR0, 0($a1) # X
lh $v0, 2*(0+(3*0))($a0)
lh $v1, 2*(1+(3*0))($a0)
mtc2 $v0, C2_IR1
lh $v0, 2*(2+(3*0))($a0)
mtc2 $v1, C2_IR2
mtc2 $v0, C2_IR3
nGPF(1)
mfc2 $v0, C2_IR1
mfc2 $v1, C2_IR2
sh $v0, 2*(0+(3*0))($a0)
mfc2 $v0, C2_IR3
sh $v1, 2*(1+(3*0))($a0)
sh $v0, 2*(2+(3*0))($a0)
lwc2 C2_IR0, 4($a1) # Y
lh $v0, 2*(0+(3*1))($a0)
lh $v1, 2*(1+(3*1))($a0)
mtc2 $v0, C2_IR1
lh $v0, 2*(2+(3*1))($a0)
mtc2 $v1, C2_IR2
mtc2 $v0, C2_IR3
nGPF(1)
mfc2 $v0, C2_IR1
mfc2 $v1, C2_IR2
sh $v0, 2*(0+(3*1))($a0)
mfc2 $v0, C2_IR3
sh $v1, 2*(1+(3*1))($a0)
sh $v0, 2*(2+(3*1))($a0)
lwc2 C2_IR0, 8($a1) # Z
lh $v0, 2*(0+(3*2))($a0)
lh $v1, 2*(1+(3*2))($a0)
mtc2 $v0, C2_IR1
lh $v0, 2*(2+(3*2))($a0)
mtc2 $v1, C2_IR2
mtc2 $v0, C2_IR3
nGPF(1)
mfc2 $v0, C2_IR1
mfc2 $v1, C2_IR2
sh $v0, 2*(0+(3*2))($a0)
mfc2 $v0, C2_IR3
sh $v1, 2*(1+(3*2))($a0)
sh $v0, 2*(2+(3*2))($a0)
jr $ra
move $v0, $a0
.section .text.PushMatrix
.global PushMatrix
.type PushMatrix, @function
PushMatrix:
la $a0, _matrix_stack
cfc2 $v0, C2_R11R12
cfc2 $v1, C2_R13R21
sw $v0, 0($a0)
cfc2 $v0, C2_R22R23
sw $v1, 4($a0)
sw $v0, 8($a0)
cfc2 $v0, C2_R31R32
cfc2 $v1, C2_R33
sw $v0, 12($a0)
sw $v1, 16($a0)
cfc2 $v0, C2_TRX
cfc2 $v1, C2_TRY
sw $v0, 20($a0)
cfc2 $v0, C2_TRZ
sw $v1, 24($a0)
jr $ra
sw $v0, 28($a0)
.section .text.PopMatrix
.global PopMatrix
.type PopMatrix, @function
PopMatrix:
la $a0, _matrix_stack
lw $v0, 0($a0)
lw $v1, 4($a0)
ctc2 $v0, C2_R11R12
ctc2 $v1, C2_R13R21
lw $v0, 8($a0)
lw $v1, 12($a0)
ctc2 $v0, C2_R22R23
lw $v0, 16($a0)
ctc2 $v1, C2_R31R32
ctc2 $v0, C2_R33
lw $v0, 20($a0)
lw $v1, 24($a0)
ctc2 $v0, C2_TRX
lw $v0, 28($a0)
ctc2 $v1, C2_TRY
ctc2 $v0, C2_TRZ
jr $ra
nop
.section .data._matrix_stack
.type _matrix_stack, @object
_matrix_stack:
.word 0, 0, 0, 0, 0, 0, 0, 0
|
