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1; RUN: llc -O2 -ppc-reduce-cr-logicals -print-machine-bfi -o - %s 2>&1 | FileCheck %s2target datalayout = "e-m:e-i64:64-n32:64"3target triple = "powerpc64le-grtev4-linux-gnu"4 5; First block frequency info6;CHECK: block-frequency-info: loop_test7;CHECK-NEXT: - BB0[entry]: float = 1.0, int = {{.*}}8;CHECK-NEXT: - BB1[for.check]: float = 2.6667, int = {{.*}}9;CHECK-NEXT: - BB2[test1]: float = 1.6667, int = {{.*}}10;CHECK-NEXT: - BB3[optional1]: float = 0.625, int = {{.*}}11 12;CHECK: block-frequency-info: loop_test13;CHECK: block-frequency-info: loop_test14;CHECK: block-frequency-info: loop_test15 16; Last block frequency info17;CHECK: block-frequency-info: loop_test18;CHECK-NEXT: - BB0[entry]: float = 1.0, int = {{.*}}19;CHECK-NEXT: - BB1[for.check]: float = 2.6667, int = {{.*}}20;CHECK-NEXT: - BB2[for.check]: float = 2.1667, int = {{.*}}21;CHECK-NEXT: - BB3[test1]: float = 1.6667, int = {{.*}}22;CHECK-NEXT: - BB4[optional1]: float = 0.625, int = {{.*}}23 24 25define void @loop_test(ptr %tags, i32 %count) {26entry:27 br label %for.check28for.check:29 %count.loop = phi i32 [%count, %entry], [%count.sub, %for.latch]30 %done.count = icmp ugt i32 %count.loop, 031 %tag_ptr = getelementptr inbounds i32, ptr %tags, i32 %count32 %tag = load i32, ptr %tag_ptr33 %done.tag = icmp eq i32 %tag, 034 %done = and i1 %done.count, %done.tag35 br i1 %done, label %test1, label %exit, !prof !136test1:37 %tagbit1 = and i32 %tag, 138 %tagbit1eq0 = icmp eq i32 %tagbit1, 039 br i1 %tagbit1eq0, label %test2, label %optional1, !prof !140optional1:41 call void @a()42 call void @a()43 call void @a()44 call void @a()45 br label %test246test2:47 %tagbit2 = and i32 %tag, 248 %tagbit2eq0 = icmp eq i32 %tagbit2, 049 br i1 %tagbit2eq0, label %test3, label %optional2, !prof !150optional2:51 call void @b()52 call void @b()53 call void @b()54 call void @b()55 br label %test356test3:57 %tagbit3 = and i32 %tag, 458 %tagbit3eq0 = icmp eq i32 %tagbit3, 059 br i1 %tagbit3eq0, label %test4, label %optional3, !prof !160optional3:61 call void @c()62 call void @c()63 call void @c()64 call void @c()65 br label %test466test4:67 %tagbit4 = and i32 %tag, 868 %tagbit4eq0 = icmp eq i32 %tagbit4, 069 br i1 %tagbit4eq0, label %for.latch, label %optional4, !prof !170optional4:71 call void @d()72 call void @d()73 call void @d()74 call void @d()75 br label %for.latch76for.latch:77 %count.sub = sub i32 %count.loop, 178 br label %for.check79exit:80 ret void81}82 83declare void @a()84declare void @b()85declare void @c()86declare void @d()87 88!1 = !{!"branch_weights", i32 5, i32 3}89