Mercurial > hg > CbC > CbC_llvm
view llvm/test/CodeGen/SPARC/select-mask.ll @ 150:1d019706d866
LLVM10
author | anatofuz |
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date | Thu, 13 Feb 2020 15:10:13 +0900 |
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; RUN: llc -march=sparc < %s ;; getBooleanContents on Sparc used to claim that no bits mattered ;; other than the first for SELECT. Thus, the 'trunc' got eliminated ;; as redundant. But, cmp does NOT ignore the other bits! ; CHECK-LABEL: select_mask: ; CHECK: ldub [%o0], [[R:%[goli][0-7]]] ; CHECK: and [[R]], 1, [[V:%[goli][0-7]]] ; CHECK: cmp [[V]], 0 define i32 @select_mask(i8* %this) { entry: %bf.load2 = load i8, i8* %this, align 4 %bf.cast5 = trunc i8 %bf.load2 to i1 %cond = select i1 %bf.cast5, i32 2, i32 0 ret i32 %cond }