mirror of
https://github.com/c64scene-ar/llvm-6502.git
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69ccadd753
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32115 91177308-0d34-0410-b5e6-96231b3b80d8
109 lines
3.5 KiB
LLVM
109 lines
3.5 KiB
LLVM
; RUN: llvm-upgrade < %s | llvm-as | llvm-dis > %t1.ll
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; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
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; RUN: diff %t1.ll %t2.ll
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; This file contains the output from the following compiled C code:
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; typedef struct list {
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; struct list *Next;
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; int Data;
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; } list;
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;
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; // Iterative insert fn
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; void InsertIntoListTail(list **L, int Data) {
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; while (*L)
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; L = &(*L)->Next;
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; *L = (list*)malloc(sizeof(list));
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; (*L)->Data = Data;
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; (*L)->Next = 0;
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; }
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;
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; // Recursive list search fn
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; list *FindData(list *L, int Data) {
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; if (L == 0) return 0;
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; if (L->Data == Data) return L;
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; return FindData(L->Next, Data);
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; }
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;
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; void DoListStuff() {
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; list *MyList = 0;
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; InsertIntoListTail(&MyList, 100);
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; InsertIntoListTail(&MyList, 12);
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; InsertIntoListTail(&MyList, 42);
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; InsertIntoListTail(&MyList, 1123);
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; InsertIntoListTail(&MyList, 1213);
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;
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; if (FindData(MyList, 75)) foundIt();
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; if (FindData(MyList, 42)) foundIt();
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; if (FindData(MyList, 700)) foundIt();
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; }
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%list = type { %list*, int }
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declare sbyte *"malloc"(uint)
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;;**********************
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implementation
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;;**********************
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void "InsertIntoListTail"(%list** %L, int %Data)
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begin
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bb1:
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%reg116 = load %list** %L ;;<%list*>
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%cast1004 = cast ulong 0 to %list* ;;<%list*>
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%cond1000 = seteq %list* %reg116, %cast1004 ;;<bool>
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br bool %cond1000, label %bb3, label %bb2
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bb2:
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%reg117 = phi %list** [ %reg118, %bb2 ], [ %L, %bb1 ] ;;<%list**>
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%cast1010 = cast %list** %reg117 to %list*** ;;<%list***>
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%reg118 = load %list*** %cast1010 ;;<%list**>
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%reg109 = load %list** %reg118 ;;<%list*>
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%cast1005 = cast ulong 0 to %list* ;;<%list*>
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%cond1001 = setne %list* %reg109, %cast1005 ;;<bool>
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br bool %cond1001, label %bb2, label %bb3
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bb3:
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%reg119 = phi %list** [ %reg118, %bb2 ], [ %L, %bb1 ] ;;<%list**>
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%cast1006 = cast %list** %reg119 to sbyte** ;;<sbyte**>
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%reg111 = call sbyte* %malloc(uint 16) ;;<sbyte*>
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store sbyte* %reg111, sbyte** %cast1006 ;;<void>
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%reg111 = cast sbyte* %reg111 to ulong
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%reg1002 = add ulong %reg111, 8
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%reg1002 = cast ulong %reg1002 to sbyte* ;;<sbyte*>
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%cast1008 = cast sbyte* %reg1002 to int* ;;<int*>
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store int %Data, int* %cast1008 ;;<void>
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%cast1003 = cast ulong 0 to ulong* ;;<ulong*>
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%cast1009 = cast sbyte* %reg111 to ulong** ;;<ulong**>
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store ulong* %cast1003, ulong** %cast1009 ;;<void>
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ret void
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end
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%list* "FindData"(%list* %L, int %Data)
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begin
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bb1:
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br label %bb2
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bb2:
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%reg115 = phi %list* [ %reg116, %bb6 ], [ %L, %bb1 ] ;;<%list*>
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%cast1014 = cast ulong 0 to %list* ;;<%list*>
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%cond1011 = setne %list* %reg115, %cast1014 ;;<bool>
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br bool %cond1011, label %bb4, label %bb3
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bb3:
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ret %list* null
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bb4:
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%idx = getelementptr %list* %reg115, long 0, uint 1 ;;<int>
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%reg111 = load int* %idx
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%cond1013 = setne int %reg111, %Data ;;<bool>
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br bool %cond1013, label %bb6, label %bb5
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bb5:
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ret %list* %reg115
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bb6:
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%idx2 = getelementptr %list* %reg115, long 0, uint 0 ;;<%list*>
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%reg116 = load %list** %idx2
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br label %bb2
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end
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