1 ; RUN: llc -march=hexagon -disable-block-placement < %s | FileCheck %s 2 3 ; Check that the branch to the block b10 is marked as taken (i.e. ":t"). 4 ; CHECK-LABEL: foo 5 ; CHECK: if ({{.*}}) jump:t .LBB0_[[LAB:[0-9]+]] 6 ; CHECK: [[LAB]]: 7 ; CHECK: add({{.*}},#65) 8 9 target triple = "hexagon" 10 11 define i32 @foo(i32 %a0) local_unnamed_addr #0 { 12 b1: 13 %v2 = icmp eq i32 %a0, 0 14 br i1 %v2, label %b3, label %b10, !prof !0 15 16 b3: ; preds = %b1 17 br label %b4 18 19 b4: ; preds = %b4, %b3 20 %v5 = phi i32 [ %v6, %b4 ], [ 0, %b3 ] 21 %v6 = add nuw nsw i32 %v5, 1 22 %v7 = mul nuw nsw i32 %v5, 67 23 %v8 = tail call i32 @bar(i32 %v7) #0 24 %v9 = icmp eq i32 %v6, 10 25 br i1 %v9, label %b13, label %b4 26 27 b10: ; preds = %b1 28 %v11 = add nsw i32 %a0, 65 29 %v12 = tail call i32 @bar(i32 %v11) #0 30 br label %b14 31 32 b13: ; preds = %b4 33 br label %b14 34 35 b14: ; preds = %b13, %b10 36 %v15 = phi i32 [ %v12, %b10 ], [ 0, %b13 ] 37 ret i32 %v15 38 } 39 40 declare i32 @bar(i32) local_unnamed_addr #0 41 42 attributes #0 = { nounwind "target-cpu"="hexagonv60" "target-features"="+hvx,+hvx-length64b,-long-calls" } 43 44 !0 = !{!"branch_weights", i32 1, i32 2000} 45
