1; RUN: opt < %s -disable-output -passes="print<block-freq>" 2>&1 | FileCheck %s 2; Sanity check precision for small-ish min/max spread. 3 4@g = global i32 0 5 6; CHECK-LABEL: block-frequency-info: func0 7; CHECK: - entry: float = 1.0, {{.*}}, count = 1000 8; CHECK: - cmp0_true: float = 0.4, {{.*}}, count = 400 9; CHECK: - cmp0_false: float = 0.6, {{.*}}, count = 600 10; CHECK: - cmp1_true: float = 0.1, {{.*}}, count = 100 11; CHECK: - cmp1_false: float = 0.3, {{.*}}, count = 300 12; CHECK: - join: float = 1.0, {{.*}}, count = 1000 13 14define void @func0(i32 %a0, i32 %a1) !prof !0 { 15entry: 16 %cmp0 = icmp ne i32 %a0, 0 17 br i1 %cmp0, label %cmp0_true, label %cmp0_false, !prof !1 18 19cmp0_true: 20 store volatile i32 1, ptr @g 21 %cmp1 = icmp ne i32 %a1, 0 22 br i1 %cmp1, label %cmp1_true, label %cmp1_false, !prof !2 23 24cmp0_false: 25 store volatile i32 2, ptr @g 26 br label %join 27 28cmp1_true: 29 store volatile i32 3, ptr @g 30 br label %join 31 32cmp1_false: 33 store volatile i32 4, ptr @g 34 br label %join 35 36join: 37 store volatile i32 5, ptr @g 38 ret void 39} 40 41!0 = !{!"function_entry_count", i64 1000} 42!1 = !{!"branch_weights", i32 400, i32 600} 43!2 = !{!"branch_weights", i32 1, i32 3} 44