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https://github.com/c64scene-ar/llvm-6502.git
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f7d11a93cb
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43 91177308-0d34-0410-b5e6-96231b3b80d8
30 lines
573 B
LLVM
30 lines
573 B
LLVM
implementation
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;; This is a simple nested loop to test interval construction
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int "loop test"(int %i, int %j)
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begin
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Start:
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%j1 = add int 0, 0
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br label %L1Header
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L1Header:
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%j2 = phi int [%j1, %Start], [%j3, %L2Done]
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%i1 = add int 0, 0 ; %i1 = 0
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br label %L2Body
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L2Body:
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%i2 = phi int [%i1, %L1Header], [%i3, %L2Body]
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%i3 = add int %i2, 1
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%L2Done = seteq int %i3, 10
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br bool %L2Done, label %L2Done, label %L2Body
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L2Done:
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%j3 = add int %j2, %i3
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%L1Done = seteq int %j3, 100
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br bool %L1Done, label %L1Done, label %L1Header
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L1Done:
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ret int %j3
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end
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