diff options
Diffstat (limited to 'data/examples/test11.asm')
-rw-r--r-- | data/examples/test11.asm | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/data/examples/test11.asm b/data/examples/test11.asm new file mode 100644 index 0000000..f72fb29 --- /dev/null +++ b/data/examples/test11.asm @@ -0,0 +1,92 @@ +# All program code is placed after the +# .text assembler directive +.text + +# Declare main as a global function +.globl main + +j main + +# code for main +main: +# Entering a new scope. +# Symbols in symbol table: +# println +# i +# return +# Update the stack pointer. +addi $sp $sp -0 +# Get i's offset from $sp from the symbol table and initialize i's address with it. We'll add $sp later. +li $t0 -4 +# Add the stack pointer address to the offset. +add $t0 $t0 $sp +# Compute rhs for assignment = +li $t1 0 +# complete assignment statement with store +sw $t1 0($t0) +# println +la $a0 datalabel0 +li $v0 4 +syscall +la $a0 newline +li $v0 4 +syscall +datalabel1: +# Get i's offset from $sp from the symbol table and initialize i's address with it. We'll add $sp later. +li $t1 -4 +# Add the stack pointer address to the offset. +add $t1 $t1 $sp +# Load the value of i. +lw $t0 0($t1) +li $t1 10 +slt $t0 $t0 $t1 +subi $t0 $t0 1 +bne $t0 $zero datalabel2 +# Entering a new scope. +# Symbols in symbol table: +# println +# Update the stack pointer. +addi $sp $sp -4 +# println +# Get i's offset from $sp from the symbol table and initialize i's address with it. We'll add $sp later. +li $t1 0 +# Add the stack pointer address to the offset. +add $t1 $t1 $sp +# Load the value of i. +lw $t0 0($t1) +move $a0 $t0 +li $v0 1 +syscall +la $a0 newline +li $v0 4 +syscall +# Get i's offset from $sp from the symbol table and initialize i's address with it. We'll add $sp later. +li $t0 0 +# Add the stack pointer address to the offset. +add $t0 $t0 $sp +# Compute rhs for assignment = +# Get i's offset from $sp from the symbol table and initialize i's address with it. We'll add $sp later. +li $t2 0 +# Add the stack pointer address to the offset. +add $t2 $t2 $sp +# Load the value of i. +lw $t1 0($t2) +li $t2 1 +add $t1 $t1 $t2 +# complete assignment statement with store +sw $t1 0($t0) +# Exiting scope. +addi $sp $sp 4 +j datalabel1 +datalabel2: +# Exiting scope. +addi $sp $sp 0 +li $v0 10 +syscall + +# All memory structures are placed after the +# .data assembler directive +.data + +newline: .asciiz "\n" +datalabel0: .asciiz "This program prints 0 through 9." |