1; RUN: llc -mtriple=i686-linux < %s | FileCheck %s 2 3define i1 @no_viable_top_fallthrough() { 4; CHECK-LABEL: no_viable_top_fallthrough 5; CHECK: %.entry 6; CHECK: %.bb1 7; CHECK: %.bb2 8; CHECK: %.middle 9; CHECK: %.backedge 10; CHECK: %.bb3 11; CHECK: %.header 12; CHECK: %.exit 13; CHECK: %.stop 14.entry: 15 %val1 = call i1 @foo() 16 br i1 %val1, label %.bb1, label %.header, !prof !10 17 18.bb1: 19 %val2 = call i1 @foo() 20 br i1 %val2, label %.stop, label %.exit, !prof !10 21 22.header: 23 %val3 = call i1 @foo() 24 br i1 %val3, label %.bb2, label %.exit 25 26.bb2: 27 %val4 = call i1 @foo() 28 br i1 %val4, label %.middle, label %.bb3, !prof !10 29 30.middle: 31 %val5 = call i1 @foo() 32 br i1 %val5, label %.header, label %.backedge 33 34.backedge: 35 %val6 = call i1 @foo() 36 br label %.header 37 38.bb3: 39 %val7 = call i1 @foo() 40 br label %.middle 41 42.exit: 43 %val8 = call i1 @foo() 44 br label %.stop 45 46.stop: 47 %result = call i1 @foo() 48 ret i1 %result 49} 50 51declare i1 @foo() 52 53!10 = !{!"branch_weights", i32 90, i32 10} 54