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Change hw6 to an unsolved version.

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Signed-off-by: jmug <u.g.a.mariano@gmail.com>
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Mariano Uvalle 2025-01-24 23:10:01 -08:00
parent 0c04936ccf
commit ee01a8f5b2
186 changed files with 9605 additions and 4019 deletions
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hw6/llprograms/sp24_hw3/geometric_series.ll Normal file
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; fdustin, geneliu
; generates a geometric series of 10 numbers given a base and a factor
%array = type [10 x i64]
@base = global i64 2
@factor = global i64 2
@answer = global %array [ i64 2, i64 4, i64 8, i64 16, i64 32, i64 64, i64 128, i64 256, i64 512, i64 1024 ]
@temp= global %array [ i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0 ]
define i64 @check_answer(%array* %expected, %array* %actual) {
%curr_idx = alloca i64
store i64 0, i64* %curr_idx
br label %loop_check_cond
loop_check_cond:
%idx = load i64, i64* %curr_idx
%cond_keep = icmp slt i64 %idx, 10
br i1 %cond_keep, label %loop_check_body, label %loop_check_exit
loop_check_body:
%exp_ptr = getelementptr %array, %array* %expected, i32 0, i64 %idx
%act_ptr = getelementptr %array, %array* %actual, i32 0, i64 %idx
%exp_val = load i64, i64* %exp_ptr
%act_val = load i64, i64* %act_ptr
%cmp = icmp eq i64 %exp_val, %act_val
%new_idx = add i64 %idx, 1
store i64 %new_idx, i64* %curr_idx
br i1 %cmp, label %loop_check_cond, label %loop_check_bad
loop_check_bad:
ret i64 0
loop_check_exit:
ret i64 1
}
define void @geometric_series(i64 %base, i64 %factor, %array* %arr) {
%curr_idx = alloca i64
store i64 0, i64* %curr_idx
br label %loop_geo_cond
loop_geo_cond:
%idx = load i64, i64* %curr_idx
%cond = icmp slt i64 %idx, 10
br i1 %cond, label %loop_geo_body, label %loop_geo_exit
loop_geo_body:
%should_use_base_value = icmp eq i64 %idx, 0
br i1 %should_use_base_value, label %use_base_value, label %use_array_value
use_base_value:
; load the base value into the 1st element of the array
%arr_index_zero = getelementptr %array, %array* %arr, i32 0, i64 0
store i64 %base, i64* %arr_index_zero
; increment the counter
%new_idx_of_base = add i64 %idx, 1
store i64 %new_idx_of_base, i64* %curr_idx
br label %loop_geo_cond
use_array_value:
; use the previous value to calculate the next value
%prev_idx = sub i64 %idx, 1
%prev_value_ptr = getelementptr %array, %array* %arr, i32 0, i64 %prev_idx
%prev_value = load i64, i64* %prev_value_ptr
%new_value = mul i64 %prev_value, %factor
; store the new value into the array
%new_value_ptr = getelementptr %array, %array* %arr, i32 0, i64 %idx
store i64 %new_value, i64* %new_value_ptr
; increment the counter
%new_idx_of_non_base = add i64 %idx, 1
store i64 %new_idx_of_non_base, i64* %curr_idx
br label %loop_geo_cond
loop_geo_exit:
ret void
}
define i64 @main() {
%base_local = load i64, i64* @base
%factor_local = load i64, i64* @factor
call void @geometric_series(i64 %base_local, i64 %factor_local, %array* @temp)
%res = call i64 @check_answer(%array* @answer, %array* @temp)
ret i64 %res
}