Cours du 17 au 21 octobre

9 files changed, 398 insertions, 0 deletions

diff --git a/semestre 3/architecture des ordinateurs/tme/tme5/exo1.asm b/semestre 3/architecture des ordinateurs/tme/tme5/exo1.asm
new file mode 100644
index 0000000..4337468
--- /dev/null
+++ b/semestre 3/architecture des ordinateurs/tme/tme5/exo1.asm
@@ -0,0 +1,33 @@
+.data
+p: .word 0 # 0x1001 0000
+q: .word 0 # 0x1001 0004
+.text
+	lui $8, 0x1001 # $8 <- 0x1001 0000
+	ori $2, $0, 5
+	syscall
+	lui $8, 0x1001 # $8 <- 0x1001 0000
+	sw $2, 0($8)
+	ori $2, $0, 5
+	syscall
+	lui $8, 0x1001 # $8 <- 0x1001 0000
+	sw $2, 4($8)
+	
+	lw $12, 0($8) # p
+	lw $13, 4($8) # q
+	or $10, $0, $12 # i
+	ori $11, $0, 0 # somme
+for:
+	# i+1 > q
+	addiu $14, $10, 1
+	slt $15, $13, $14
+	bne $15, $0, end_for
+	addu $11, $11, $10 # somme += i
+	addiu $10, $10, 1
+	j for
+end_for:
+	ori $2, $0, 1
+	or $4, $0, $11
+	syscall
+	
+	ori $2, $0, 10
+	syscall
\ No newline at end of file
diff --git a/semestre 3/architecture des ordinateurs/tme/tme5/exo2.asm b/semestre 3/architecture des ordinateurs/tme/tme5/exo2.asm
new file mode 100644
index 0000000..00354a7
--- /dev/null
+++ b/semestre 3/architecture des ordinateurs/tme/tme5/exo2.asm
@@ -0,0 +1,33 @@
+.data
+a: .word 0 # 0x1001 0000
+b: .word 0 # 0x1001 0004
+.text
+	lui $8, 0x1001 # $8 <- 0x1001 0000
+	ori $2, $0, 5
+	syscall
+	lui $8, 0x1001 # $8 <- 0x1001 0000
+	sw $2, 0($8)
+	ori $2, $0, 5
+	syscall
+	lui $8, 0x1001 # $8 <- 0x1001 0000
+	sw $2, 4($8)
+	
+	lw $9, 0($8) # tmpa
+	lw $10, 4($8) # tmpb
+while:
+	beq $9, $10, end_while
+	# tmpb < tmpa -> else
+	slt $11, $10, $9
+	beq $11, $0, else
+	subu $9, $9, $10
+	j end_if
+else:
+	subu $10, $10, $9
+end_if:
+	j while
+end_while:
+	ori $2, $0, 1
+	or $4, $0, $9
+	syscall
+	ori $2, $0, 10
+	syscall
\ No newline at end of file
diff --git a/semestre 3/architecture des ordinateurs/tme/tme5/exo3.asm b/semestre 3/architecture des ordinateurs/tme/tme5/exo3.asm
new file mode 100644
index 0000000..715303b
--- /dev/null
+++ b/semestre 3/architecture des ordinateurs/tme/tme5/exo3.asm
@@ -0,0 +1,17 @@
+.data
+ch: .asciiz "Bonjour, je suis une licorne avec des pouvoirs magiques :D" # len(ch) 58
+.text
+	lui $8, 0x1001
+	ori $9, $0, 0 # n
+while:
+	lb  $10, 0($8)
+	beq $10, $0, end_while
+	addiu $9, $9, 1
+	addiu $8, $8, 1
+	j while
+end_while:
+	ori $2, $0, 1
+	or $4, $0, $9
+	syscall
+	ori $2, $0, 10
+	syscall
\ No newline at end of file
diff --git a/semestre 3/architecture des ordinateurs/tme/tme5/exo4.asm b/semestre 3/architecture des ordinateurs/tme/tme5/exo4.asm
new file mode 100644
index 0000000..bac6a30
--- /dev/null
+++ b/semestre 3/architecture des ordinateurs/tme/tme5/exo4.asm
@@ -0,0 +1,29 @@
+.data
+val: .word 70
+tab: .word 42, 69, 420, 666, 1, 2, 0, -1
+.text
+	lui $8, 0x1001
+	ori $9, $0, 0 # n
+	lw $12, 0($8)
+	addiu $8, $8, 4
+	# cond d'arrêt
+	or $13, $0, $0
+	ori $14, $0, 1
+	subu $13, $13, $14
+while:
+	# while tab[i] != '\0'
+	lw  $10, 0($8)
+	beq $10, $13, end_while
+	slt $11, $10, $12
+	# if tab[i] < val
+	beq $11, $0, end_if
+	addiu $9, $9, 1
+end_if:
+	addiu $8, $8, 4
+	j while
+end_while:
+	ori $2, $0, 1
+	or $4, $0, $9
+	syscall
+	ori $2, $0, 10
+	syscall
\ No newline at end of file
diff --git a/semestre 3/architecture des ordinateurs/tme/tme5/exo5.asm b/semestre 3/architecture des ordinateurs/tme/tme5/exo5.asm
new file mode 100644
index 0000000..1ca188b
--- /dev/null
+++ b/semestre 3/architecture des ordinateurs/tme/tme5/exo5.asm
@@ -0,0 +1,24 @@
+.data
+n: .word 123
+.text
+	lui $8, 0x1001
+	lw $9, 0($8)
+	
+	ori $11, $0, 1
+	ori $10, $0, 31
+	ori $13, $0, 0
+while:
+	bltz $10, end_while
+	srlv $12, $9, $10
+	andi $12, $12, 1
+	beq $12, $0, end_if
+	addiu $13, $13, 1
+end_if:
+	subu $10, $10, $11
+	j while
+end_while:
+	ori $2, $0, 1
+	or $4, $0, $13
+	syscall
+	ori $2, $0, 10
+	syscall
\ No newline at end of file
diff --git a/semestre 3/architecture des ordinateurs/tme/tme6/exo1-q1A.asm b/semestre 3/architecture des ordinateurs/tme/tme6/exo1-q1A.asm
new file mode 100644
index 0000000..322654a
--- /dev/null
+++ b/semestre 3/architecture des ordinateurs/tme/tme6/exo1-q1A.asm
@@ -0,0 +1,54 @@
+.data
+ch:	.space 11
+.text
+#main
+	# prologue
+	addiu $29, $29, -16 
+	# scanf
+	ori $2, $0, 5
+	syscall
+	sw $2, 4($29)
+	# chaine[10] = 0
+	lui $8, 0x1001
+	sb $0, 10($8)
+
+	# i = 9
+	lw $9, 0($29) # i
+	ori $9, $0, 9
+	sw $9, 0($29)
+	
+while:
+	# i >= 0
+	lw $9, 0($29)
+	bltz $9, end_while
+	# corps
+	# r = nb % 10
+	lw $10, 4($29) # nb
+	ori $11, $0, 10
+	div $10, $11
+	mfhi $12
+	sw $12, 8($29)
+	# nb /= 10
+	mflo $12
+	sw $12, 4($29)
+	# chaine[i] = r + 0x30
+	# *(chaine + i) = r + 0x30
+	lw $9, 0($29)
+	addu $13, $8, $9
+	lw $10, 8($29) # r
+	addiu $14, $10, 0x30
+	sb $14, 0($13)
+	
+	# i -= 1
+	lw $9, 0($29) # i
+	addiu $9, $9, -1
+	sw $9, 0($29)
+	j while
+end_while:
+	ori $2, $0, 4
+	or $4, $0, $8
+	syscall
+	# épilogue
+	addiu $29, $29, 16
+	ori $2, $0, 10
+	syscall
\ No newline at end of file
diff --git a/semestre 3/architecture des ordinateurs/tme/tme6/exo1-q1B.asm b/semestre 3/architecture des ordinateurs/tme/tme6/exo1-q1B.asm
new file mode 100644
index 0000000..47035aa
--- /dev/null
+++ b/semestre 3/architecture des ordinateurs/tme/tme6/exo1-q1B.asm
@@ -0,0 +1,50 @@
+.data
+ch:	.space 11
+.text
+#main
+	# prologue
+	addiu $29, $29, -16 
+	# scanf
+	ori $2, $0, 5
+	syscall
+	sw $2, 4($29)
+	# chaine[10] = 0
+	lui $8, 0x1001
+	sb $0, 10($8)
+
+	# i = 9
+	lw $9, 0($29) # i
+	ori $9, $0, 9
+	sw $9, 0($29)
+	
+while:
+	# i >= 0
+	lw $9, 0($29)
+	bltz $9, end_while
+	# corps
+	# r = nb % 10
+	lw $10, 4($29) # nb
+	ori $11, $0, 10
+	div $10, $11
+	mfhi $12 # r
+	# nb /= 10
+	mflo $10
+	sw $10, 4($29)
+	# chaine[i] = r + 0x30
+	# *(chaine + i) = r + 0x30
+	addu $13, $8, $9
+	addiu $12, $12, 0x30
+	sb $12, 0($13)
+	
+	# i -= 1
+	addiu $9, $9, -1
+	sw $9, 0($29)
+	j while
+end_while:
+	ori $2, $0, 4
+	or $4, $0, $8
+	syscall
+	# épilogue
+	addiu $29, $29, 16
+	ori $2, $0, 10
+	syscall
\ No newline at end of file
diff --git a/semestre 3/architecture des ordinateurs/tme/tme6/exo1-q2.asm b/semestre 3/architecture des ordinateurs/tme/tme6/exo1-q2.asm
new file mode 100644
index 0000000..408f19a
--- /dev/null
+++ b/semestre 3/architecture des ordinateurs/tme/tme6/exo1-q2.asm
@@ -0,0 +1,70 @@
+.data
+ch:	.space 11
+.text
+#main
+	# prologue
+	addiu $29, $29, -16 
+	# scanf
+	ori $2, $0, 5
+	syscall
+	sw $2, 4($29)
+	# chaine[10] = 0
+	lui $8, 0x1001
+	sb $0, 10($8)
+
+	# i = 9
+	lw $9, 0($29) # i
+	ori $9, $0, 9
+	sw $9, 0($29)
+	
+for:
+	# i >= 0
+	lw $9, 0($29)
+	bltz $9, end_for
+	# corps
+	# r = nb % 10
+	lw $10, 4($29) # nb
+	ori $11, $0, 10
+	div $10, $11
+	mfhi $12 # r
+	# nb /= 10
+	mflo $10
+	sw $10, 4($29)
+	# chaine[i] = r + 0x30
+	# *(chaine + i) = r + 0x30
+	addu $13, $8, $9
+	addiu $12, $12, 0x30
+	sb $12, 0($13)
+	
+	# i -= 1
+	addiu $9, $9, -1
+	sw $9, 0($29)
+	j for
+end_for:
+	ori $2, $0, 4
+	or $4, $0, $8
+	syscall
+	
+	# nbzero = 0
+	ori $12, $0, 0
+	# i = 0
+	ori $9, $0, 0
+	
+while:
+	sltiu $10, $9, 9
+	beq $10, $0, end_while
+	addu $11, $8, $9
+	lb $11, 0($11)
+	addiu $11, $11, -0x30
+	bne $11, $0, end_while
+	addiu $12, $12, 1
+	addiu $9, $9, 1
+	j while
+end_while:
+	ori $2, $0, 1
+	or $4, $0, $12
+	syscall
+	# épilogue
+	addiu $29, $29, 16
+	ori $2, $0, 10
+	syscall
\ No newline at end of file
diff --git a/semestre 3/architecture des ordinateurs/tme/tme6/exo1-q3.asm b/semestre 3/architecture des ordinateurs/tme/tme6/exo1-q3.asm
new file mode 100644
index 0000000..eebc5ed
--- /dev/null
+++ b/semestre 3/architecture des ordinateurs/tme/tme6/exo1-q3.asm
@@ -0,0 +1,88 @@
+.data
+ch:	.space 11
+.text
+#main
+	# prologue
+	addiu $29, $29, -16 
+	# scanf
+	ori $2, $0, 5
+	syscall
+	sw $2, 4($29)
+	# chaine[10] = 0
+	lui $8, 0x1001
+	sb $0, 10($8)
+
+	# i = 9
+	lw $9, 0($29) # i
+	ori $9, $0, 9
+	sw $9, 0($29)
+	
+for:
+	# i >= 0
+	lw $9, 0($29)
+	bltz $9, end_for
+	# corps
+	# r = nb % 10
+	lw $10, 4($29) # nb
+	ori $11, $0, 10
+	div $10, $11
+	mfhi $12 # r
+	# nb /= 10
+	mflo $10
+	sw $10, 4($29)
+	# chaine[i] = r + 0x30
+	# *(chaine + i) = r + 0x30
+	addu $13, $8, $9
+	addiu $12, $12, 0x30
+	sb $12, 0($13)
+	
+	# i -= 1
+	addiu $9, $9, -1
+	sw $9, 0($29)
+	j for
+end_for:
+	ori $2, $0, 4
+	or $4, $0, $8
+	#syscall
+	
+	# nbzero = 0
+	ori $12, $0, 0
+	# i = 0
+	ori $9, $0, 0
+	
+while:
+	sltiu $10, $9, 9
+	beq $10, $0, end_while
+	addu $11, $8, $9
+	lb $11, 0($11)
+	addiu $11, $11, -0x30
+	bne $11, $0, end_while
+	addiu $12, $12, 1
+	addiu $9, $9, 1
+	j while
+end_while:
+	ori $2, $0, 1
+	or $4, $0, $12
+	#syscall
+
+	ori $9, $0, 0
+	ori $10, $0, 10
+	subu $10, $10, $12
+for2:
+	sltu $11, $9, $10
+	beq $11, $0, end_for2
+	addu $13, $8, $9
+	addu $14, $13, $12
+	lb $15, 0($14)
+	sb $15, 0($13)
+	addiu $9, $9, 1
+	j for2
+end_for2:
+	ori $2, $0, 4
+	or $4, $0, $8
+	syscall
+
+	# épilogue
+	addiu $29, $29, 16
+	ori $2, $0, 10
+	syscall
\ No newline at end of file