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https://github.com/c64scene-ar/llvm-6502.git
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b1e1e82c54
of using llvm-as, now that opt supports this. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81226 91177308-0d34-0410-b5e6-96231b3b80d8
24 lines
581 B
LLVM
24 lines
581 B
LLVM
; Inlining used to break PHI nodes. This tests that they are correctly updated
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; when a node is split around the call instruction. The verifier caught the error.
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;
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; RUN: opt %s -inline
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;
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define i64 @test(i64 %X) {
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ret i64 %X
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}
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define i64 @fib(i64 %n) {
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; <label>:0
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%T = icmp ult i64 %n, 2 ; <i1> [#uses=1]
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br i1 %T, label %BaseCase, label %RecurseCase
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RecurseCase: ; preds = %0
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%result = call i64 @test( i64 %n ) ; <i64> [#uses=0]
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br label %BaseCase
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BaseCase: ; preds = %RecurseCase, %0
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%X = phi i64 [ 1, %0 ], [ 2, %RecurseCase ] ; <i64> [#uses=1]
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ret i64 %X
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}
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