diff options
author | Santo Cariotti <dcariotti24@gmail.com> | 2020-10-18 18:56:43 +0200 |
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committer | Santo Cariotti <dcariotti24@gmail.com> | 2020-10-20 09:08:52 +0200 |
commit | f279107065146a4940f5e73602a1c3c09e58b31d (patch) | |
tree | fd892749637a8b6c5c31ccb80bba04ade76ab87a /1_anno/Architettura_Elaboratori/find_elem.asm | |
parent | 4e063e32250312c38d5646840719b62429362b21 (diff) |
chore: name of first year folder
Diffstat (limited to '1_anno/Architettura_Elaboratori/find_elem.asm')
-rw-r--r-- | 1_anno/Architettura_Elaboratori/find_elem.asm | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/1_anno/Architettura_Elaboratori/find_elem.asm b/1_anno/Architettura_Elaboratori/find_elem.asm new file mode 100644 index 0000000..db7dc35 --- /dev/null +++ b/1_anno/Architettura_Elaboratori/find_elem.asm @@ -0,0 +1,34 @@ +array dcd 1, 3, 2, 4, 0 +arr_n dcd 5 +elem dcd 3 + + mov r0, #arr_n + ldr r1, [r0] ; r1 <- lunghezza array + + mov r0, #elem + ldr r2, [r0] ; r2 <- elemento da cercare + + mov r0, #array ; r0 <- puntatore al primo elemento dell'array + +loop + cmp r1, #0 + beq loop_end + + ldr r3, [r0] + + cmp r3, r2 + beq found + + add r0, r0, #4 + sub r1, r1, #1 + + + b loop + +found + mov r4, #0 ; r4 = 1, quindi trovato + end + +loop_end + mov r4, #1 ; r4 = 0, quindi non trovto + end |