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annotate llvm/test/CodeGen/SPARC/select-mask.ll @ 206:f17a3b42b08b

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Added tag before-12 for changeset b7591485f4cd
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 07 Jun 2021 21:25:57 +0900
parents 1d019706d866
children
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1 ; RUN: llc -march=sparc < %s
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2
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3 ;; getBooleanContents on Sparc used to claim that no bits mattered
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4 ;; other than the first for SELECT. Thus, the 'trunc' got eliminated
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5 ;; as redundant. But, cmp does NOT ignore the other bits!
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6
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7 ; CHECK-LABEL: select_mask:
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8 ; CHECK: ldub [%o0], [[R:%[goli][0-7]]]
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9 ; CHECK: and [[R]], 1, [[V:%[goli][0-7]]]
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10 ; CHECK: cmp [[V]], 0
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11 define i32 @select_mask(i8* %this) {
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12 entry:
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13 %bf.load2 = load i8, i8* %this, align 4
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14 %bf.cast5 = trunc i8 %bf.load2 to i1
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15 %cond = select i1 %bf.cast5, i32 2, i32 0
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16 ret i32 %cond
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17 }