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Tested and fixed stride->shift conversion missing

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This commit is contained in:
Michał Isalski
2026-08-31 23:03:23 +02:00
parent 29103d4335
commit bddb153d9b
1 changed files with 4 additions and 4 deletions
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array.asm
+4 -4
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@@ -19,7 +19,8 @@ pub find_index:
mov r11, r1
mov r10, r3
mov r9, r2
lsl r9, r9, r3 ; We calculate bytes left
lsr r6, r3, 1 ; We turn the stride into a byte shift
lsl r9, r9, r6 ; We calculate bytes left
add r9, r9, r1 ; We add the start address to get the final address
push r13 ; We save up the return address because we will provide our own to the predicate
@@ -42,11 +43,11 @@ pub find_index:
load_32 r2, [sp] ; We load the predicate context into r2
jmp r12 ; We call the predicate
cmp r1, zr
jneq find_index_found_item ; If we found the item, we jump out
jne find_index_found_item ; If we found the item, we jump out
; If we didn't, move to next item
add r11, r11, r10 ; We add the stride to the pointer
cmp r11, r9 ; We compare with the final address
jeq find_index_not_found ; If we reached the end we're done
je find_index_not_found ; If we reached the end we're done
jmp find_index_loop
find_index_not_found:
@@ -71,4 +72,3 @@ pub find_index:
pop r11
pop r12
jmp r13 ; Return