mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-19 04:29:21 +00:00
extractor has extracted hundreds of loops from the SPEC benchmarks without crashing and without misoptimizing the programs. This testcase could be reduced substantially more by hand, but I don't have time to work on it right now. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12495 91177308-0d34-0410-b5e6-96231b3b80d8
197 lines
5.0 KiB
LLVM
197 lines
5.0 KiB
LLVM
; RUN: llvm-as < %s | opt -loop-extract -disable-output
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implementation ; Functions:
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declare int %_IO_getc()
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declare void %__errno_location()
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void %yylex() {
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entry:
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switch uint 0, label %label.126 [
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uint 0, label %return
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uint 61, label %combine
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uint 33, label %combine
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uint 94, label %combine
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uint 37, label %combine
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uint 47, label %combine
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uint 42, label %combine
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uint 62, label %combine
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uint 60, label %combine
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uint 58, label %combine
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uint 124, label %combine
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uint 38, label %combine
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uint 45, label %combine
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uint 43, label %combine
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uint 34, label %string_constant
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uint 39, label %char_constant
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uint 46, label %loopexit.2
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uint 57, label %loopexit.2
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uint 56, label %loopexit.2
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uint 55, label %loopexit.2
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uint 54, label %loopexit.2
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uint 53, label %loopexit.2
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uint 52, label %loopexit.2
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uint 51, label %loopexit.2
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uint 50, label %loopexit.2
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uint 49, label %loopexit.2
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uint 48, label %loopexit.2
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uint 95, label %letter
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uint 122, label %letter
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uint 121, label %letter
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uint 120, label %letter
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uint 119, label %letter
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uint 118, label %letter
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uint 117, label %letter
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uint 116, label %letter
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uint 115, label %letter
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uint 114, label %letter
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uint 113, label %letter
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uint 112, label %letter
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uint 111, label %letter
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uint 110, label %letter
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uint 109, label %letter
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uint 108, label %letter
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uint 107, label %letter
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uint 106, label %letter
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uint 105, label %letter
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uint 104, label %letter
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uint 103, label %letter
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uint 102, label %letter
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uint 101, label %letter
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uint 100, label %letter
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uint 99, label %letter
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uint 98, label %letter
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uint 97, label %letter
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uint 90, label %letter
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uint 89, label %letter
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uint 88, label %letter
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uint 87, label %letter
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uint 86, label %letter
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uint 85, label %letter
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uint 84, label %letter
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uint 83, label %letter
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uint 82, label %letter
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uint 81, label %letter
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uint 80, label %letter
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uint 79, label %letter
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uint 78, label %letter
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uint 77, label %letter
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uint 75, label %letter
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uint 74, label %letter
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uint 73, label %letter
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uint 72, label %letter
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uint 71, label %letter
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uint 70, label %letter
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uint 69, label %letter
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uint 68, label %letter
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uint 67, label %letter
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uint 66, label %letter
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uint 65, label %letter
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uint 64, label %label.13
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uint 76, label %label.12
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uint 36, label %label.11
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uint 4294967295, label %label.10
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]
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label.10: ; preds = %entry
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ret void
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label.11: ; preds = %entry
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ret void
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label.12: ; preds = %entry
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ret void
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label.13: ; preds = %entry
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ret void
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letter: ; preds = %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry
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ret void
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loopexit.2: ; preds = %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry
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switch int 0, label %shortcirc_next.14 [
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int 48, label %then.20
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int 46, label %endif.38
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]
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then.20: ; preds = %loopexit.2
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switch int 0, label %else.4 [
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int 120, label %then.21
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int 88, label %then.21
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]
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then.21: ; preds = %then.20, %then.20
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ret void
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else.4: ; preds = %then.20
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ret void
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shortcirc_next.14: ; preds = %loopexit.2
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ret void
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endif.38: ; preds = %loopexit.2
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br bool false, label %then.40, label %then.39
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then.39: ; preds = %endif.38
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ret void
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then.40: ; preds = %endif.38
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invoke void %__errno_location( )
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to label %switchexit.2 unwind label %LongJmpBlkPre
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loopentry.6: ; preds = %endif.52
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switch uint 0, label %switchexit.2 [
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uint 73, label %label.82
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uint 105, label %label.82
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uint 76, label %label.80
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uint 108, label %label.80
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uint 70, label %label.78
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uint 102, label %label.78
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]
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label.78: ; preds = %loopentry.6, %loopentry.6
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ret void
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label.80: ; preds = %loopentry.6, %loopentry.6
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ret void
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label.82: ; preds = %loopentry.6, %loopentry.6
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%c.0.15.5 = phi int [ %tmp.79417, %loopentry.6 ], [ %tmp.79417, %loopentry.6 ] ; <int> [#uses=0]
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ret void
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switchexit.2: ; preds = %then.40, %loopentry.6
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br bool false, label %endif.51, label %loopexit.6
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endif.51: ; preds = %switchexit.2
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br bool false, label %endif.52, label %then.52
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then.52: ; preds = %endif.51
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ret void
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endif.52: ; preds = %endif.51
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%tmp.79417 = invoke int %_IO_getc( )
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to label %loopentry.6 unwind label %LongJmpBlkPre ; <int> [#uses=2]
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loopexit.6: ; preds = %switchexit.2
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ret void
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char_constant: ; preds = %entry
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ret void
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string_constant: ; preds = %entry
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ret void
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combine: ; preds = %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry, %entry
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ret void
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label.126: ; preds = %entry
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ret void
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return: ; preds = %entry
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ret void
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LongJmpBlkPre: ; preds = %then.40, %endif.52
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ret void
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}
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