Mercurial > hg > Members > tobaru > cbc > CbC_llvm
view test/CodeGen/AMDGPU/legalizedag-bug-expand-setcc.ll @ 128:c347d3398279 default tip
fix
author | mir3636 |
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date | Wed, 06 Dec 2017 14:37:17 +0900 |
parents | 803732b1fca8 |
children |
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; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s ; This tests a bug where LegalizeDAG was not checking the target's ; BooleanContents value and always using one for true, when expanding ; setcc to select_cc. ; ; This bug caused the icmp IR instruction to be expanded to two machine ; instructions, when only one is needed. ; ; CHECK: {{^}}setcc_expand: ; CHECK: SET ; CHECK-NOT: CND define amdgpu_kernel void @setcc_expand(i32 addrspace(1)* %out, i32 %in) { entry: %0 = icmp eq i32 %in, 5 br i1 %0, label %IF, label %ENDIF IF: %1 = getelementptr i32, i32 addrspace(1)* %out, i32 1 store i32 0, i32 addrspace(1)* %1 br label %ENDIF ENDIF: store i32 0, i32 addrspace(1)* %out ret void }