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f7dc37138e
The Mips FastISel back-end does not extend i1 values while lowering icmp. Ensure that we bail into DAG ISel when handling this case. Patch by Dragan Mladjenovic. Differential Revision: https://reviews.llvm.org/D49290 llvm-svn: 337288
15 lines
442 B
LLVM
15 lines
442 B
LLVM
; RUN: llc -march=mipsel -relocation-model=pic -O0 -fast-isel=true -mcpu=mips32r2 \
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; RUN: < %s -verify-machineinstrs | FileCheck %s
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define zeroext i1 @foo(i8* nocapture readonly) {
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; CHECK-LABEL: foo
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; CHECK: lbu $[[REG0:[0-9]+]], 0($4)
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; CHECK-NEXT: xori $[[REG1:[0-9]+]], $[[REG0]], 1
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; CHECK-NEXT: andi $2, $[[REG1]], 1
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%2 = load i8, i8* %0, align 1
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%3 = trunc i8 %2 to i1
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%4 = icmp ne i1 %3, true
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ret i1 %4
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}
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