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| author | Manuel Palenzuela <manuelpalenzuelamerino@gmail.com> | 2019-10-16 17:47:30 +0100 |
|---|---|---|
| committer | Manuel Palenzuela <manuelpalenzuelamerino@gmail.com> | 2019-10-16 17:47:30 +0100 |
| commit | 0429e03ae3db791f38bde32ff79a192de8a223c5 (patch) | |
| tree | ed3ad4136d3808d77577bfaa408627ae4410f734 /05.s | |
| parent | Initial Commit (diff) | |
| download | Arm_Programming-0429e03ae3db791f38bde32ff79a192de8a223c5.tar.gz Arm_Programming-0429e03ae3db791f38bde32ff79a192de8a223c5.tar.bz2 Arm_Programming-0429e03ae3db791f38bde32ff79a192de8a223c5.zip | |
Start refractor
Diffstat (limited to '05.s')
| -rw-r--r-- | 05.s | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/05.s b/05.s new file mode 100644 index 0000000..a1b5719 --- /dev/null +++ b/05.s @@ -0,0 +1,53 @@ + B start + + +verse DEFW 4 +menmow DEFB "went to mow\n",0 +mowdow DEFB "Went to mow a meadow\n",0 +men DEFB "men",0 +man DEFB "man",0 +comma DEFB ",",0 +nl DEFB "\n",0 +space DEFB " ",0 +and_dog DEFB "and his dog, Spot",0 + + + ALIGN +;4 men went to mow\n +start MOV R1, #0 + MOV R2, #4 + +main ADR R0, verse ; change to R2 + SWI 3 + ADR R0, space + SWI 3 + ADR R0, men + SWI 3 + ADR R0, menmow + +;Went to mow a meadow\n + ADR R0, mowdow + SWI 3 + +;4 men, X men, + ; R2 is the number from 4 to 1 + ADR R0, R2 + SUB R0, R0, R1 + ; down to here it makes sense + CMP R0, #1 ;i need 2 counters + ADD R1, R1, #1 ;increase the substract value + SWI 4 + + BEQ singlr + + B main + + ADR R0, mowdow + SWI 3 + + CMP ; we need to compare n of iterations + smaller than 3 + BLT main + + + SWI 2 |