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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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98
hw6/llprograms/sp20_hw3/countsort.ll Normal file
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@valuesSeen = global [15 x i64] [i64 0, i64 0, i64 0, i64 0, i64 0,
i64 0, i64 0, i64 0, i64 0, i64 0,
i64 0, i64 0, i64 0, i64 0, i64 0 ]
@inputArray = global [10 x i64] [i64 5, i64 7, i64 14, i64 0, i64 0,
i64 9, i64 12, i64 5, i64 5, i64 6]
@outputArray = global [10 x i64] [i64 0, i64 0, i64 0, i64 0, i64 0,
i64 0, i64 0, i64 0, i64 0, i64 0]
define i64 @insert(i64 %val, i64 %numCopies, i64 %startIndex) {
%endIndex = add i64 %startIndex, %numCopies
%currentInsertionIndexPtr = alloca i64
store i64 %startIndex, i64* %currentInsertionIndexPtr
%c3 = icmp eq i64 %startIndex, %endIndex
br i1 %c3, label %finishInsert, label %innerInsertLoop
innerInsertLoop:
%currentInsertionIndex = load i64, i64* %currentInsertionIndexPtr
%insertionPtr = getelementptr [10 x i64], [10 x i64]* @outputArray, i32 0, i64 %currentInsertionIndex
store i64 %val, i64* %insertionPtr
%newCurrentInsertionIndex = add i64 %currentInsertionIndex, 1
store i64 %newCurrentInsertionIndex, i64* %currentInsertionIndexPtr
%c0 = icmp eq i64 %newCurrentInsertionIndex, %endIndex
br i1 %c0, label %finishInsert, label %innerInsertLoop
finishInsert:
ret i64 %endIndex
}
define void @countSortInPlace() {
%currentIndexPtr = alloca i64
store i64 0, i64* %currentIndexPtr
br label %countLoop
; create all the counts
countLoop:
; load in the element at currentIndex
%currentIndex = load i64, i64* %currentIndexPtr
%currentElPtr = getelementptr [10 x i64], [10 x i64]* @inputArray, i32 0, i64 %currentIndex
%currentEl = load i64, i64* %currentElPtr
; load in the count at currentIndex
%countPtr = getelementptr [15 x i64], [15 x i64]* @valuesSeen, i32 0, i64 %currentEl
%count = load i64, i64* %countPtr
; update the count and store it
%newCount = add i64 %count, 1
store i64 %newCount, i64* %countPtr
; Update the current index and store it
%newCurrentIndex = add i64 %currentIndex, 1
store i64 %newCurrentIndex, i64* %currentIndexPtr
; If we've reached the end of the list, end the loop
%c1 = icmp eq i64 %newCurrentIndex, 10
br i1 %c1, label %performInsertions, label %countLoop
; insert into the final array
performInsertions:
; the index in the list of counts
store i64 0, i64* %currentIndexPtr
%insertionPointPtr = alloca i64
; the index in the output array
store i64 0, i64* %insertionPointPtr
br label %insertionLoop
insertionLoop:
%currentVal = load i64, i64* %currentIndexPtr
%currentCountPtr = getelementptr [15 x i64], [15 x i64]* @valuesSeen, i32 0, i64 %currentVal
%currentCount = load i64, i64* %currentCountPtr
%insertionPoint = load i64, i64* %insertionPointPtr
%newInsertionPoint = call i64 @insert(i64 %currentVal, i64 %currentCount, i64 %insertionPoint)
store i64 %newInsertionPoint, i64* %insertionPointPtr
%newCurrentVal = add i64 %currentVal, 1
store i64 %newCurrentVal, i64* %currentIndexPtr
%c2 = icmp eq i64 %newCurrentVal, 15
br i1 %c2, label %complete, label %insertionLoop
complete:
ret void
}
define i64 @main(i64 %argc, i8** %arcv) {
call void @countSortInPlace()
%testPtr = getelementptr [10 x i64], [10 x i64]* @outputArray, i32 0, i64 5
%res = load i64, i64* %testPtr
; should return 6
ret i64 %res
}