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Updated hw6 to a newer version

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Signed-off-by: jmug <u.g.a.mariano@gmail.com>
This commit is contained in:
Mariano Uvalle 2025-01-24 21:23:08 -08:00
parent 9224001a22
commit 0c04936ccf
356 changed files with 8408 additions and 4725 deletions
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32
hw6/llprograms/sp22_hw3/kadane.ll Normal file
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@gbl = global [9 x i64] [ i64 -2, i64 1, i64 -3, i64 4, i64 -1, i64 2, i64 1, i64 -5, i64 4 ]
define i64 @kadane([0 x i64]* %arr, i64 %max_so_far, i64 %max_here, i64 %size, i64 %i) {
%done = icmp slt i64 %i, %size
br i1 %done, label %start_iter, label %exit
start_iter:
%addr = getelementptr [0 x i64], [0 x i64]* %arr, i64 0, i64 %i
%new_i = add i64 1, %i
%v = load i64, i64* %addr
%curr = add i64 %max_here, %v
br label %check_positive
check_positive:
%is_pos = icmp sge i64 %curr, 0
br i1 %is_pos, label %pos, label %not_pos
pos:
%is_max = icmp sge i64 %curr, %max_so_far
br i1 %is_max, label %max, label %no_max
max:
%rec_max = call i64 @kadane([0 x i64]* %arr, i64 %curr, i64 %curr, i64 %size, i64 %new_i)
ret i64 %rec_max
no_max:
%rec_no_max = call i64 @kadane([0 x i64]* %arr, i64 %max_so_far, i64 %curr, i64 %size, i64 %new_i)
ret i64 %rec_no_max
not_pos:
%rec_no_pos = call i64 @kadane([0 x i64]* %arr, i64 %max_so_far, i64 0, i64 %size, i64 %new_i)
ret i64 %rec_no_pos
exit:
ret i64 %max_so_far
}
define i64 @main(i64 %argc, i8** %arcv) {
%out = call i64 @kadane([0 x i64]* @gbl, i64 0, i64 0, i64 9, i64 0)
ret i64 %out
}