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https://github.com/c64scene-ar/llvm-6502.git
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74b576041a
Refactored parts of the hardware loop pass to generate more. Also, added more tests. Differential Revision: http://reviews.llvm.org/D9568 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@236896 91177308-0d34-0410-b5e6-96231b3b80d8
28 lines
715 B
LLVM
28 lines
715 B
LLVM
; RUN: llc -march=hexagon < %s | FileCheck %s
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;
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; Remove the unconditional jump to following instruction.
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; CHECK: endloop0
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; CHECK-NOT: jump [[L1:.]]
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; CHECK-NOT: [[L1]]
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define void @test(i32* nocapture %a, i32 %n) nounwind {
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entry:
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br label %for.body
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for.body:
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%arrayidx.phi = phi i32* [ %a, %entry ], [ %arrayidx.inc, %for.body ]
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%i.02 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
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%0 = load i32, i32* %arrayidx.phi, align 4
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%add = add nsw i32 %0, 1
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store i32 %add, i32* %arrayidx.phi, align 4
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%inc = add nsw i32 %i.02, 1
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%exitcond = icmp eq i32 %inc, 100
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%arrayidx.inc = getelementptr i32, i32* %arrayidx.phi, i32 1
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br i1 %exitcond, label %for.end, label %for.body
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for.end:
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ret void
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}
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