mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +00:00
689e076b90
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1292 91177308-0d34-0410-b5e6-96231b3b80d8
70 lines
2.2 KiB
LLVM
70 lines
2.2 KiB
LLVM
%__intern_LC0 = constant [sbyte] c"fib returned: \00"
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%__intern_LC1 = constant [sbyte] c"\0A\00"
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implementation
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declare void "__main"()
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declare int "atoi"(sbyte *)
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declare void "printVal"([sbyte] *)
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declare void "printUInt"(uint)
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int "main"(int %argc, sbyte * * %argv)
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begin
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bb1: ;[#uses=1]
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call void () * %__main( )
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%cond1003 = setne int %argc, 2 ; <bool> [#uses=1]
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br bool %cond1003, label %bb4, label %bb2
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bb2: ;[#uses=2]
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%cast1006 = cast ulong 8 to sbyte * * ; <sbyte * *> [#uses=1]
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%reg1004 = add sbyte * * %argv, %cast1006 ; <sbyte * *> [#uses=1]
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%reg110 = load sbyte * * %reg1004 ; <sbyte *> [#uses=1]
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%reg109 = call int (sbyte *) * %atoi( sbyte * %reg110 ) ; <int> [#uses=1]
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br label %bb4
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bb4: ;[#uses=3]
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%reg126 = phi int [ %reg109, %bb2 ], [ 15, %bb1 ] ; <int> [#uses=3]
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%cast1007 = cast int %reg126 to uint ; <uint> [#uses=1]
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%cond1005 = setgt uint %cast1007, 1 ; <bool> [#uses=1]
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br bool %cond1005, label %bb6, label %bb7
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bb6: ;[#uses=2]
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%reg115 = add int %reg126, -2 ; <int> [#uses=1]
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%cast1008 = cast int %reg115 to uint ; <uint> [#uses=1]
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%reg116 = call uint (uint) * %fib( uint %cast1008 ) ; <uint> [#uses=1]
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%reg118 = add int %reg126, -1 ; <int> [#uses=1]
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%cast1009 = cast int %reg118 to uint ; <uint> [#uses=1]
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%reg119 = call uint (uint) * %fib( uint %cast1009 ) ; <uint> [#uses=1]
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%reg127 = add uint %reg116, %reg119 ; <uint> [#uses=1]
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br label %bb7
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bb7: ;[#uses=2]
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%reg128 = phi uint [ %reg127, %bb6 ], [ 1, %bb4 ] ; <uint> [#uses=1]
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call void %printVal([sbyte] * %__intern_LC0)
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call void %printUInt(uint %reg128 )
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call void %printVal([sbyte] * %__intern_LC1)
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ret int 0
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end
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uint "fib"(uint %n)
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begin
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bb1: ;[#uses=0]
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%cond1000 = setgt uint %n, 1 ; <bool> [#uses=1]
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br bool %cond1000, label %bb3, label %bb2
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bb2: ;[#uses=1]
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ret uint 1
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bb3: ;[#uses=1]
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%cast1001 = cast long -2 to uint ; <uint> [#uses=1]
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%reg112 = add uint %n, %cast1001 ; <uint> [#uses=1]
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%reg113 = call uint (uint) * %fib( uint %reg112 ) ; <uint> [#uses=1]
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%cast1002 = cast long -1 to uint ; <uint> [#uses=1]
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%reg115 = add uint %n, %cast1002 ; <uint> [#uses=1]
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%reg116 = call uint (uint) * %fib( uint %reg115 ) ; <uint> [#uses=1]
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%reg110 = add uint %reg113, %reg116 ; <uint> [#uses=1]
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ret uint %reg110
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end
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