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1; RUN: llc -verify-machineinstrs -O2 < %s | FileCheck %s2target datalayout = "e-m:e-i64:64-n32:64"3target triple = "powerpc64le-unknown-linux-gnu"4 5; CHECK-LABEL: test16define i8 @test1(i32 %a) {7entry:8; CHECK-NOT: rlwinm {{{[0-9]+}}}, {{[0-9]+}}, 0, 24, 279; CHECK: andi. [[REG:[0-9]+]], {{[0-9]+}}, 24010; CHECK-NOT: cmplwi [[REG]], 011; CHECK: beq 012 %0 = and i32 %a, 24013 %1 = icmp eq i32 %0, 014 br i1 %1, label %eq0, label %neq015eq0:16 ret i8 10217neq0:18 ret i8 11619}20 21; CHECK-LABEL: test222define i8 @test2(i32 %a) {23entry:24; CHECK: rlwinm [[REG:[0-9]+]], {{[0-9]+}}, 0, 28, 2325; CHECK: cmplwi [[REG]], 026; CHECK: beq 027 %0 = and i32 %a, -24128 %1 = icmp eq i32 %0, 029 br i1 %1, label %eq0, label %neq030eq0:31 ret i8 10232neq0:33 ret i8 11634}35 36declare {i32, i1} @llvm.ssub.with.overflow.i32(i32 %a, i32 %b)37 38; CHECK-LABEL: test339define i8 @test3(i32 %a, i32 %b) {40entry:41; CHECK-NOT: rlwnm {{{[0-9]+}}}, {{[0-9]+}}, {{{[0-9]+}}}, 28, 3142; CHECK: rlwnm. [[REG:[0-9]+]], {{[0-9]+}}, 4, 28, 3143; CHECK-NOT: cmplwi [[REG]], 044; CHECK: beq 045 %left = shl i32 %a, %b46 %res = call {i32, i1} @llvm.ssub.with.overflow.i32(i32 32, i32 %b)47 %right_amount = extractvalue {i32, i1} %res, 048 %right = lshr i32 %a, %right_amount49 %0 = or i32 %left, %right50 %1 = and i32 %0, 1551 %2 = icmp eq i32 %1, 052 br i1 %2, label %eq0, label %neq053eq0:54 ret i8 10255neq0:56 ret i8 11657}58