Part of #99783 This test is meant to reflect the oncoming change as this test shows the unoptimized result with unnecessary SLLs.
18 lines
540 B
LLVM
18 lines
540 B
LLVM
; RUN: llc -O3 -mcpu=mips64r6 -mtriple=mips64el-unknown-linux-gnuabi64 < %s -o - | FileCheck %s
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; This test shows the unoptimized result with unnecessary SLLs.
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define noundef signext i32 @xor_and(i32 noundef signext %a, i32 noundef signext %b) local_unnamed_addr {
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; CHECK-LABEL: xor_and:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: and $1, $5, $4
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; CHECK-NEXT: sll $1, $1, 0
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; CHECK-NEXT: not $1, $1
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; CHECK-NEXT: jr $ra
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; CHECK-NEXT: sll $2, $1, 0
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entry:
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%0 = and i32 %b, %a
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%or1 = xor i32 %0, -1
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ret i32 %or1
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}
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