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[AC2] Aula03 Refactor 

Signed-off-by: TiagoRG <tiago.rgarcia@ua.pt>
This commit is contained in:
Tiago Garcia 2024-03-01 22:31:31 +00:00
parent 2dde2e5059
commit 6a1247a70f
Signed by: TiagoRG
GPG Key ID: DFCD48E3F420DB42
7 changed files with 59 additions and 91 deletions
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4
2ano/2semestre/ac2/aula03/part2-1.s
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@ -12,8 +12,8 @@
.equ PORTE, 0x6110
.equ LATE, 0x6120
.equ READ_CORE_TIMER, 11
.equ RESET_CORE_TIMER, 12
.equ READ_CORE_TIMER, 11
.equ RESET_CORE_TIMER, 12
.data
.text

4
2ano/2semestre/ac2/aula03/part2-2.s
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@ -12,8 +12,8 @@
.equ PORTE, 0x6110
.equ LATE, 0x6120
.equ READ_CORE_TIMER, 11
.equ RESET_CORE_TIMER, 12
.equ READ_CORE_TIMER, 11
.equ RESET_CORE_TIMER, 12
.data
.text

4
2ano/2semestre/ac2/aula03/part2-3.s
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@ -12,8 +12,8 @@
.equ PORTE, 0x6110
.equ LATE, 0x6120
.equ READ_CORE_TIMER, 11
.equ RESET_CORE_TIMER, 12
.equ READ_CORE_TIMER, 11
.equ RESET_CORE_TIMER, 12
.data
.text

4
2ano/2semestre/ac2/aula03/part2-4.s
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@ -12,8 +12,8 @@
.equ PORTE, 0x6110
.equ LATE, 0x6120
.equ READ_CORE_TIMER, 11
.equ RESET_CORE_TIMER, 12
.equ READ_CORE_TIMER, 11
.equ RESET_CORE_TIMER, 12
.data
.text

37
2ano/2semestre/ac2/aula03/part2-5.s
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@ -1,19 +1,9 @@
.equ ADDR_BASE, 0xBF88
.equ TRISB, 0x6040
.equ PORTB, 0x6050
.equ LATB, 0x6060
.equ TRISC, 0x6080
.equ PORTC, 0x6090
.equ LATC, 0x60A0
.equ TRISD, 0x60C0
.equ PORTD, 0x60D0
.equ LATD, 0x60E0
.equ TRISE, 0x6100
.equ PORTE, 0x6110
.equ LATE, 0x6120
.equ READ_CORE_TIMER, 11
.equ RESET_CORE_TIMER, 12
.equ READ_CORE_TIMER, 11
.equ RESET_CORE_TIMER, 12
.data
.text
@ -33,11 +23,11 @@ main:
li $t0, 0x0001 # Iniciar contagem
loop:
lw $t2, LATE($t7)
andi $t2, $t2, 0xFFE1 # 1111 1111 1110 0001 (reset bits 4-1)
sll $t3, $t0, 1 # shift do contador para os bits 4-1
or $t2, $t2, $t3 # merge contador com valor do LATE
sw $t2, LATE($t7) # atualiza valor do LATE
lw $t1, LATE($t7)
andi $t1, $t1, 0xFFE1 # 1111 1111 1110 0001 (reset bits 4-1)
sll $t2, $t0, 1 # shift do contador para os bits 4-1
or $t1, $t1, $t2 # merge contador com valor do LATE
sw $t1, LATE($t7) # atualiza valor do LATE
li $v0, RESET_CORE_TIMER
syscall
@ -45,16 +35,15 @@ loop:
delay:
li $v0, READ_CORE_TIMER
syscall
move $t6, $v0
move $t2, $v0
blt $t6, 13333333, delay
blt $t2, 13333333, delay
lw $t4, LATE($t7) # ler valor dos leds
andi $t4, $t4, 0x0010 # isolar bit 4
srl $t4, $t4, 4 # colocar bit na posição menos significativa para o contador
xori $t4, $t4, 0x0001 # negar bit
andi $t1, $t1, 0x0010 # isolar bit 4
srl $t1, $t1, 4 # colocar bit na posição menos significativa para o contador
xori $t1, $t1, 0x0001 # negar bit
sll $t0, $t0, 1 # shift left do contador
or $t0, $t0, $t4 # colocar bit lido no contador
or $t0, $t0, $t1 # colocar bit lido no contador
j loop

39
2ano/2semestre/ac2/aula03/part2-6.s
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@ -1,19 +1,9 @@
.equ ADDR_BASE, 0xBF88
.equ TRISB, 0x6040
.equ PORTB, 0x6050
.equ LATB, 0x6060
.equ TRISC, 0x6080
.equ PORTC, 0x6090
.equ LATC, 0x60A0
.equ TRISD, 0x60C0
.equ PORTD, 0x60D0
.equ LATD, 0x60E0
.equ TRISE, 0x6100
.equ PORTE, 0x6110
.equ LATE, 0x6120
.equ READ_CORE_TIMER, 11
.equ RESET_CORE_TIMER, 12
.equ READ_CORE_TIMER, 11
.equ RESET_CORE_TIMER, 12
.data
.text
@ -33,11 +23,11 @@ main:
li $t0, 0x0010 # Iniciar contagem
loop:
lw $t2, LATE($t7)
andi $t2, $t2, 0xFFE1 # 1111 1111 1110 0001 (reset bits 4-1)
sll $t3, $t0, 1 # shift do contador para os bits 4-1
or $t2, $t2, $t3 # merge contador com valor do LATE
sw $t2, LATE($t7) # atualiza valor do LATE
lw $t1, LATE($t7)
andi $t1, $t1, 0xFFE1 # 1111 1111 1110 0001 (reset bits 4-1)
sll $t2, $t0, 1 # shift do contador para os bits 4-1
or $t1, $t1, $t2 # merge contador com valor do LATE
sw $t1, LATE($t7) # atualiza valor do LATE
li $v0, RESET_CORE_TIMER
syscall
@ -45,16 +35,15 @@ loop:
delay:
li $v0, READ_CORE_TIMER
syscall
move $t6, $v0
move $t2, $v0
blt $t6, 13333333, delay
blt $t2, 13333333, delay
lw $t4, LATE($t7)
andi $t4, $t4, 0x0002
sll $t4, $t4, 2
xori $t4, $t4, 0x0008
srl $t0, $t0, 1
or $t0, $t0, $t4
andi $t1, $t1, 0x0002 # isolar bit 1
sll $t1, $t1, 2 # colocar bit na posição mais significativa para o contador
xori $t1, $t1, 0x0008 # negar bit
srl $t0, $t0, 1 # shift right do contador
or $t0, $t0, $t1 # colocar bit lido no contador
j loop

58
2ano/2semestre/ac2/aula03/part2-7.s
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@ -1,19 +1,11 @@
.equ ADDR_BASE, 0xBF88
.equ TRISB, 0x6040
.equ PORTB, 0x6050
.equ LATB, 0x6060
.equ TRISC, 0x6080
.equ PORTC, 0x6090
.equ LATC, 0x60A0
.equ TRISD, 0x60C0
.equ PORTD, 0x60D0
.equ LATD, 0x60E0
.equ TRISE, 0x6100
.equ PORTE, 0x6110
.equ LATE, 0x6120
.equ READ_CORE_TIMER, 11
.equ RESET_CORE_TIMER, 12
.equ READ_CORE_TIMER, 11
.equ RESET_CORE_TIMER, 12
.data
.text
@ -30,18 +22,18 @@ main:
andi $t0, $t0, 0xFFE1 # 1111 1111 1110 0001 (isola bits 4-1)
sw $t0, TRISE($t7) # Configura RE4-RE1 como output
lw $t1, TRISB($t7)
ori $t1, $t1, 0x0004 # 0000 0000 0000 0010 (isola bit 1)
sw $t1, TRISB($t7) # Configura RB1 como input
lw $t0, TRISB($t7)
ori $t0, $t0, 0x0004 # 0000 0000 0000 0010 (isola bit 1)
sw $t0, TRISB($t7) # Configura RB1 como input
li $t0, 0x0010 # Iniciar contagem
loop:
lw $t2, LATE($t7)
andi $t2, $t2, 0xFFE1 # 1111 1111 1110 0001 (reset bits 4-1)
sll $t3, $t0, 1 # shift do contador para os bits 4-1
or $t2, $t2, $t3 # merge contador com valor do LATE
sw $t2, LATE($t7) # atualiza valor do LATE
lw $t1, LATE($t7)
andi $t1, $t1, 0xFFE1 # 1111 1111 1110 0001 (reset bits 4-1)
sll $t2, $t0, 1 # shift do contador para os bits 4-1
or $t1, $t1, $t2 # merge contador com valor do LATE
sw $t1, LATE($t7) # atualiza valor do LATE
li $v0, RESET_CORE_TIMER
syscall
@ -49,32 +41,30 @@ loop:
delay:
li $v0, READ_CORE_TIMER
syscall
move $t6, $v0
move $t2, $v0
blt $t6, 13333333, delay
blt $t2, 13333333, delay
switch_check:
lw $t6, PORTB($t7)
andi $t6, $t6, 0x0004 # 0000 0000 0000 0100 (isola bit 3)
lw $t4, LATE($t7)
beqz $t6, move_right
lw $t2, PORTB($t7)
andi $t2, $t2, 0x0004 # 0000 0000 0000 0100 (isola bit 3)
beqz $t2, move_right # switch3 = 0: move_right, switch3 = 1: move_left
move_left:
andi $t4, $t4, 0x0010
srl $t4, $t4, 4
xori $t4, $t4, 0x0001
sll $t0, $t0, 1
or $t0, $t0, $t4
andi $t1, $t1, 0x0010 # isolar bit 4
srl $t1, $t1, 4 # colocar bit na posição menos significativa para o contador
xori $t1, $t1, 0x0001 # negar bit
sll $t0, $t0, 1 # shift left do contador
j switch_end
move_right:
andi $t4, $t4, 0x0002
sll $t4, $t4, 2
xori $t4, $t4, 0x0008
srl $t0, $t0, 1
or $t0, $t0, $t4
andi $t1, $t1, 0x0002 # isolar bit 1
sll $t1, $t1, 2 # colocar bit na posição mais significativa para o contador
xori $t1, $t1, 0x0008 # negar bit
srl $t0, $t0, 1 # shift right do contador
switch_end:
or $t0, $t0, $t1 # colocar bit lido no contador
j loop