QtSpim is a user interface built on the Qt UI framework for Spim, a self-contained simulator that runs MIPS32 programs.
QtSpim is a user interface built on the Qt UI framework for Spim, a self-contained simulator that runs MIPS32 programs.
Questions tagged [qtspim]
287 questions
0
votes
1 answer
MIPS for-loop (Check if 0 using only beq or bne)
I am new to MIPS and trying to write a program that has variables that are either a zero or a one (These variables are either print or sum) and then four other variables that are just random numbers. If the variable sum or print is a one then…
MDRIV3
- 39
- 1
- 6
0
votes
1 answer
How do I read in and store variables from another file
For example if the file I am trying to read has:
sum: .word 0
How would I read the value for sum and store it into another files variable?
MDRIV3
- 39
- 1
- 6
0
votes
0 answers
MIPS - print a simply double array
I want to print a double array, this is my simply code:
.data
myarraydouble: .space 24
newline: .asciiz "\n"
.text
main:
addi $t0,$zero,0 #set counter to 0
li.d $f2, 1.393701 #$f2 = 1.393701
…
robertina
- 64
- 11
0
votes
2 answers
read_double is not equal to print_double
I simply wanna print the double number I digit but for example if I digit 2,1 it returns 2.
MY CODE:
li $v0, 7 # select read_double
syscall # run read_double
jal p4 # run println
mov.d $f12,$f0
li $v0, 3 # select…
robertina
- 64
- 11
0
votes
1 answer
product of floating point numbers
I have to multiply and print two double precision floating point numbers, my code is the following:
li $v0, 7 # $v0 =7
syscall # run read_double
jal p4 # run println
mfc1 $v0, $f4 # $v0 = $f4
li.d $f2,…
robertina
- 64
- 11
0
votes
1 answer
assembly floating point code error
these are my code lines:
li $v0, 6 # select read_float
syscall # run read_float
jal p4 # run println
mfc1 $f4, $v0
The compiler gives the following error:
spim: (parser) syntax error on line 132 of file…
robertina
- 64
- 11
0
votes
0 answers
QtSpim: (parser) syntax error on line 6
I just start to learning mips assembly programming and use QtSpim emulator. The example code is copied from a tutorial. But when loaded using QtSpim, it complains following error:
spim: (parser) syntax error on line 6 of file…
longbowk
- 219
- 5
- 14
0
votes
0 answers
QtSpim - How can I change .ascii value in .data?
I load address of the .ascii with "flores" and I want change this to my name. I can put only my forename next to flores, but I want replace "flores" to "kyanoz"
User data segment [10000000]..[10040000]
[10000000]..[1000ffff] 00000000
[10010000] …
amjalca
- 3
- 3
0
votes
1 answer
MIPS Help: Recursive Functions
I'm trying to code this recursive function into MIPS.
My problem is I'm not sure how I can do the recursive step.
I'm pretty sure I got the rest correct.
int recur(int n) {
if(n == 1 || n == 2) {
return 2;
} else {
…
James
- 13
- 1
- 2
0
votes
0 answers
Sorting array assembly
I don't know what's wrong with this code. Thanks in advance
.data
array: .space 40
prompt: .asciiz "Enter an integer (0 to quit):"
text: .asciiz "After sorting, the list of integers is:"
.text
.globl main
main:
…
user3724875
- 15
- 4
0
votes
0 answers
Assembly Program working in Qtspim but not PCSpim-Cache
I have the following assembly program which compiles and runs correctly in QTSpim and displays the correct result in the QTSspim console. However, I wish to observe the data segment in PCSpim-cache but it does not compile correctly and display the…
Daniel
- 66
- 1
- 9
0
votes
1 answer
is it possible to add -1 value in add instruction in MIPS32
is it this instruction is correct Using SPIM ?
add $t1,$zero,-1
after run program the $t1 is fill by "ffffffff"
Hary Coder
- 13
- 5
0
votes
0 answers
MIPS Print data in a recursive function
I am struggling with a problem in MIPS programming. I have the following recursive function:
F(n) = 14F(n - 1) + 2F(n - 2) - 5n
I implemented it using a recursive function, it prints me the right answer.
My problem is: I want to print in console…
0
votes
1 answer
Mars MIPS Simulator 4.5 Locks up on User Input read-string syscall
Does anyone use the Mars SPIM simulator ? I have used it for small MIPS 32 programs in school and I like to debug with Mars. However, I have an program that works on the QtSPIM simulator, but locks up the Mars simulator. I have removed the…
Alex Reynolds
- 31
- 6
0
votes
1 answer
End character of user input string
I am writing a program that takes a Roman Numeral (up to 12 characters) and converts it to a decimal value. I am able to do this conversion successfully and read each value character by character, however my value is always 1000 greater than actual…
Jimmy M.
- 325
- 3
- 13