5 files changed, 107 insertions, 0 deletions
diff --git a/semestre 3/architecture des ordinateurs/tme/tme3/exercice1.asm b/semestre 3/architecture des ordinateurs/tme/tme3/exercice1.asm
new file mode 100644
index 0000000..a4d60aa
--- /dev/null
+++ b/semestre 3/architecture des ordinateurs/tme/tme3/exercice1.asm
@@ -0,0 +1,7 @@
+.data
+.text
+	addi $12, $18, 33
+	addu $0, $18, 12
+
+	ori $2, $0, 10
+	syscall
diff --git a/semestre 3/architecture des ordinateurs/tme/tme3/exercice2.asm b/semestre 3/architecture des ordinateurs/tme/tme3/exercice2.asm
new file mode 100644
index 0000000..9b01763
--- /dev/null
+++ b/semestre 3/architecture des ordinateurs/tme/tme3/exercice2.asm
@@ -0,0 +1,11 @@
+.data
+.text
+	# dans la question 2, on remplace 137 par 65537 -> ça crash, car 65537 ne peut pas être écrit sur 16 bits
+	ori $8, $0, 137
+
+	or $4, $0, $8
+	ori $2, $0, 1
+	syscall
+
+	ori $2, $0, 10
+	syscall
diff --git a/semestre 3/architecture des ordinateurs/tme/tme3/exercice3.asm b/semestre 3/architecture des ordinateurs/tme/tme3/exercice3.asm
new file mode 100644
index 0000000..bb13955
--- /dev/null
+++ b/semestre 3/architecture des ordinateurs/tme/tme3/exercice3.asm
@@ -0,0 +1,34 @@
+.data
+.text
+	# on récupère les deux entiers
+	ori $2, $0, 5
+	syscall
+	or $9, $0, $2
+
+	ori $2, $0, 5
+	syscall
+	or $10, $0, $2
+
+	# on gère la division
+	div $9, $10
+	mflo $11
+	mfhi $12
+
+	or $4, $0, $11
+	ori $2, $0, 1
+	syscall
+
+	or $4, $0, $12
+	syscall
+
+	# on mult le quotient par $10 pour reconstruire le nombre
+	multu $11, $10
+	# on récupère la valeur et on y ajoute le reste
+	mflo $13
+	addu $13, $13, $12
+
+	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/tme3/exercice4.asm b/semestre 3/architecture des ordinateurs/tme/tme3/exercice4.asm
new file mode 100644
index 0000000..4b18b69
--- /dev/null
+++ b/semestre 3/architecture des ordinateurs/tme/tme3/exercice4.asm
@@ -0,0 +1,31 @@
+.data
+.text
+	# Operations logiques
+	ori $8, $0, 0x00FF #  $8 = 0x0000 00FF
+	ori $9, $0, 0xFFF0 #  $9 = 0x0000 FFF0
+	and $10, $9, $8    # $10 = 0x0000 00F0
+	xor $11, $9, $8    # $11 = 0x0000 FF0F
+	xor $11, $11, $11  # $11 = 0x0000 0000
+	
+	# Decalages
+	ori $9, $0, 25 #  $9 = 0b0...0 0001 1001
+	sll $10, $9, 1 # $10 = 0b0...0 0011 0010
+	sll $11, $9, 2 # $11 = 0b0...0 0110 0100
+	sll $12, $9, 3 # $12 = 0b0...0 1100 1000
+	srl $10, $9, 1 # $10 = 0b0...0 0000 1100
+	srl $10, $9, 2 # $10 = 0b0...0 0000 0110
+	srl $10, $9, 3 # $10 = 0b0...0 0000 0011
+	addi $9, $0, -25 #$9 = 0b1111 1...1 1101 0111
+	srl $10, $9, 1 # $10 = 0b0111 1...1 1110 1011
+	srl $11, $9, 2 # $11 = 0b0011 1...1 1111 1101
+	sra $12, $9, 1 # $12 = 0b1111 1...1 1110 1011
+	sra $13, $9, 2 # $13 = 0b1111 1...1 1111 1101
+	sra $14, $9, 3 # $14 = 0b1111 1...1 1111 1110
+	
+	# Comparaisons
+	ori $9, $0, 2   #  $9 = 0b10
+	ori $8, $0, 4   #  $9 = 0b10
+	slt $11, $8, $9 # $11 = 0
+	slt $12, $9, $8 # $12 = 1
+	ori $2, $0, 10
+	syscall
+\ No newline at end of file
diff --git a/semestre 3/architecture des ordinateurs/tme/tme3/exercice5.asm b/semestre 3/architecture des ordinateurs/tme/tme3/exercice5.asm
new file mode 100644
index 0000000..16cece8
--- /dev/null
+++ b/semestre 3/architecture des ordinateurs/tme/tme3/exercice5.asm
@@ -0,0 +1,24 @@
+.data
+.text
+	lui $3, 0xAABB
+	ori $3, $3, 0xCCDF
+	
+	# variable définissant le bit qu'on déplace
+	ori $4, $0, 3
+	# on génère le mask pour sélectionner le bit
+st:	ori $8, $0, 1 # est le mask
+	ori $9, $0, 3 # est le décallage pour le mask
+	subu $9, $9, $4 # le nombre de décallage du bit pour le mask
+	sllv $8, $8, $9 # on génére le mask
+	# on applique le mask
+	and $10, $3, $8 # on sélectionne le bon bit
+	srlv $10, $10, $4 # on décalle le bit
+	# on ajoute le résultat
+	or $5, $5, $10
+	# on boucle
+	ori $11, $0, 1
+	subu $4, $4, $11
+	bgez $4, st
+	
+	ori $2, $0, 10
+	syscall
+\ No newline at end of file