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Change hw6 to an unsolved 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 23:10:01 -08:00
parent 0c04936ccf
commit ee01a8f5b2
186 changed files with 9605 additions and 4019 deletions
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109
hw6/llprograms/sp24_hw3/majority_element.ll Normal file
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@test1 = global [10 x i64] [ i64 5, i64 1, i64 5, i64 2, i64 3, i64 4, i64 5, i64 5, i64 5, i64 5 ]
@test2 = global [10 x i64] [ i64 2, i64 1, i64 2, i64 2, i64 2, i64 4, i64 2, i64 5, i64 5, i64 2 ]
@test3 = global [3 x i64] [ i64 3, i64 4, i64 3 ]
@test4 = global [1 x i64] [ i64 3 ]
@test5 = global [6 x i64] [ i64 -1, i64 -1, i64 3, i64 5, i64 -1, i64 -1 ]
@test6 = global [7 x i64] [ i64 2, i64 2, i64 1, i64 1, i64 1, i64 2, i64 2 ]
define i64 @at([0 x i64]* %arr, i64 %idx) {
%address = getelementptr [0 x i64], [0 x i64]* %arr, i32 0, i64 %idx
%val = load i64, i64* %address
ret i64 %val
}
define i64 @majority([0 x i64]* %arr, i64 %l, i64 %r) {
%cmp1 = icmp eq i64 %l, %r
br i1 %cmp1, label %base, label %label1
label1:
%tmp1 = add i64 %l, %r
%midpoint = ashr i64 %tmp1, 1
%mp1 = add i64 1, %midpoint
%recleft = call i64 @majority([0 x i64]* %arr, i64 %l, i64 %midpoint)
%recright = call i64 @majority([0 x i64]* %arr, i64 %mp1, i64 %r)
br label %recresults
recresults:
%cmp2 = icmp eq i64 %recleft, %recright
br i1 %cmp2, label %retleft, label %label2
label2:
%leftcntptr = alloca i64
%rightcntptr = alloca i64
%loopvarptr = alloca i64
store i64 0, i64* %leftcntptr
store i64 0, i64* %rightcntptr
store i64 %l, i64* %loopvarptr
br label %loopconditions
loopconditions:
%loopvar = load i64, i64* %loopvarptr
%cmploop = icmp sgt i64 %loopvar, %r
br i1 %cmploop, label %loopend, label %loopbody
loopbody:
%currval = call i64 @at([0 x i64]* %arr, i64 %loopvar)
br label %left
left:
%cmpleft = icmp eq i64 %currval, %recleft
br i1 %cmpleft, label %incrleft, label %right
incrleft:
%leftcnt = load i64, i64* %leftcntptr
%leftcntplus = add i64 1, %leftcnt
store i64 %leftcntplus, i64* %leftcntptr
br label %right
right:
%cmpright = icmp eq i64 %currval, %recright
br i1 %cmpright, label %incrright, label %loopincr
incrright:
%rightcnt = load i64, i64* %rightcntptr
%rightcntplus = add i64 1, %rightcnt
store i64 %rightcntplus, i64* %rightcntptr
br label %loopincr
loopincr:
%loopvarforincr = load i64, i64* %loopvarptr
%loopvarincr = add i64 1, %loopvarforincr
store i64 %loopvarincr, i64* %loopvarptr
br label %loopconditions
loopend:
%cmpret = icmp sge i64 %leftcnt, %rightcnt
br i1 %cmpret, label %retleft, label %retright
retleft:
ret i64 %recleft
retright:
ret i64 %recright
base:
%retb = call i64 @at([0 x i64]* %arr, i64 %l)
ret i64 %retb
}
define i64 @main(i64 %argc, i8** %arcv) {
%arr1 = bitcast [10 x i64]* @test1 to [0 x i64]*
%res1 = call i64 @majority([0 x i64]* %arr1, i64 0, i64 9)
%cmp1 = icmp eq i64 %res1, 5
br i1 %cmp1, label %test2, label %FAIL
test2:
%arr2 = bitcast [10 x i64]* @test2 to [0 x i64]*
%res2 = call i64 @majority([0 x i64]* %arr2, i64 0, i64 9)
%cmp2 = icmp eq i64 %res2, 2
br i1 %cmp2, label %test3, label %FAIL
test3:
%arr3 = bitcast [3 x i64]* @test3 to [0 x i64]*
%res3 = call i64 @majority([0 x i64]* %arr3, i64 0, i64 2)
%cmp3 = icmp eq i64 %res3, 3
br i1 %cmp3, label %test4, label %FAIL
test4:
%arr4 = bitcast [1 x i64]* @test4 to [0 x i64]*
%res4 = call i64 @majority([0 x i64]* %arr4, i64 0, i64 0)
%cmp4 = icmp eq i64 %res4, 3
br i1 %cmp4, label %test5, label %FAIL
test5:
%arr5 = bitcast [6 x i64]* @test5 to [0 x i64]*
%res5 = call i64 @majority([0 x i64]* %arr5, i64 0, i64 5)
%cmp5 = icmp eq i64 %res5, -1
br i1 %cmp5, label %test6, label %FAIL
test6:
%arr6 = bitcast [7 x i64]* @test6 to [0 x i64]*
%res6 = call i64 @majority([0 x i64]* %arr6, i64 0, i64 6)
%cmp6 = icmp eq i64 %res6, 2
br i1 %cmp6, label %NEXT, label %FAIL
NEXT:
ret i64 1
FAIL:
ret i64 0
}