; RUN: opt < %s -analyze -block-freq | FileCheck %s ; RUN: opt < %s -passes='print<block-freq>' -disable-output 2>&1 | FileCheck %s ; CHECK-LABEL: Printing analysis {{.*}} for function 'nested_loop_with_branches' ; CHECK-NEXT: block-frequency-info: nested_loop_with_branches define void @nested_loop_with_branches(i32 %a) { ; CHECK-NEXT: entry: float = 1.0, int = [[ENTRY:[0-9]+]] entry: %v0 = call i1 @foo0(i32 %a) br i1 %v0, label %exit, label %outer, !prof !0 ; CHECK-NEXT: outer: float = 12.0, outer: %i = phi i32 [ 0, %entry ], [ %i.next, %inner.end ], [ %i.next, %no_inner ] %i.next = add i32 %i, 1 %do_inner = call i1 @foo1(i32 %i) br i1 %do_inner, label %no_inner, label %inner, !prof !0 ; CHECK-NEXT: inner: float = 36.0, inner: %j = phi i32 [ 0, %outer ], [ %j.next, %inner.end ] %side = call i1 @foo3(i32 %j) br i1 %side, label %left, label %right, !prof !0 ; CHECK-NEXT: left: float = 9.0, left: %v4 = call i1 @foo4(i32 %j) br label %inner.end ; CHECK-NEXT: right: float = 27.0, right: %v5 = call i1 @foo5(i32 %j) br label %inner.end ; CHECK-NEXT: inner.end: float = 36.0, inner.end: %stay_inner = phi i1 [ %v4, %left ], [ %v5, %right ] %j.next = add i32 %j, 1 br i1 %stay_inner, label %inner, label %outer, !prof !1 ; CHECK-NEXT: no_inner: float = 3.0, no_inner: %continue = call i1 @foo6(i32 %i) br i1 %continue, label %outer, label %exit, !prof !1 ; CHECK-NEXT: exit: float = 1.0, int = [[ENTRY]] exit: ret void } declare i1 @foo0(i32) declare i1 @foo1(i32) declare i1 @foo2(i32) declare i1 @foo3(i32) declare i1 @foo4(i32) declare i1 @foo5(i32) declare i1 @foo6(i32) !0 = !{!"branch_weights", i32 1, i32 3} !1 = !{!"branch_weights", i32 3, i32 1}