| ; This code is virtually identical to last-call-bonus.ll, but the callsites |
| ; to the internal functions are cold, thereby preventing the last call to |
| ; static bonus from being applied. |
| |
| ; RUN: opt < %s -passes='function(require<opt-remark-emit>,loop-unroll),require<profile-summary>,cgscc(inline)' -unroll-threshold=15000 -inline-threshold=250 -S | FileCheck %s |
| |
| ; CHECK-LABEL: define internal i32 @baz |
| define internal i32 @baz() { |
| entry: |
| br label %bb1 |
| |
| bb1: |
| %ind = phi i32 [ 0, %entry ], [ %inc, %bb1 ] |
| call void @extern() |
| %inc = add nsw i32 %ind, 1 |
| %cmp = icmp sgt i32 %inc, 510 |
| br i1 %cmp, label %ret, label %bb1 |
| |
| ret: |
| ret i32 0 |
| } |
| |
| ; CHECK-LABEL: define internal i32 @bar |
| define internal i32 @bar(i1 %b) { |
| entry: |
| br label %bb1 |
| |
| bb1: |
| %ind = phi i32 [ 0, %entry ], [ %inc, %bb1 ] |
| call void @extern() |
| %inc = add nsw i32 %ind, 1 |
| %cmp = icmp sgt i32 %inc, 510 |
| br i1 %cmp, label %for.exit, label %bb1 |
| |
| for.exit: |
| br i1 %b, label %bb2, label %ret, !prof !0 |
| bb2: |
| ; CHECK: call i32 @baz |
| call i32 @baz() |
| br label %ret |
| ret: |
| ret i32 0 |
| } |
| ; CHECK-LABEL: define i32 @foo |
| define i32 @foo(i1 %b) { |
| entry: |
| br i1 %b, label %bb1, label %ret, !prof !0 |
| bb1: |
| ; CHECK: call i32 @bar |
| call i32 @bar(i1 %b) |
| br label %ret |
| ret: |
| ret i32 0 |
| } |
| |
| declare void @extern() |
| |
| !0 = !{!"branch_weights", i32 1, i32 2500} |