| ; Test coroutine remarks. |
| ; RUN: opt < %s --disable-output -S -passes='default<O1>' \ |
| ; RUN: --pass-remarks="coro-split|coro-elide" \ |
| ; RUN: --pass-remarks-missed="coro-split|coro-elide" \ |
| ; RUN: --pass-remarks-with-hotness 2>&1 | FileCheck %s |
| |
| ; CHECK: Split 'foo' (frame_size=24, align=8) (hotness: 400) |
| ; CHECK: 'foo' not elided in 'bar' (frame_size=24, align=8) (hotness: 100) |
| ; CHECK: 'foo' elided in 'baz' (frame_size=24, align=8) (hotness: 200) |
| |
| define ptr @foo() presplitcoroutine !prof !0 { |
| entry: |
| %id = call token @llvm.coro.id(i32 0, ptr null, ptr null, ptr null) |
| %need.dyn.alloc = call i1 @llvm.coro.alloc(token %id) |
| br i1 %need.dyn.alloc, label %dyn.alloc, label %coro.begin |
| dyn.alloc: |
| %size = call i32 @llvm.coro.size.i32() |
| %alloc = call ptr @malloc(i32 %size) |
| br label %coro.begin |
| coro.begin: |
| %phi = phi ptr [ null, %entry ], [ %alloc, %dyn.alloc ] |
| %hdl = call ptr @llvm.coro.begin(token %id, ptr %phi) |
| call void @print(i32 0) |
| %0 = call i8 @llvm.coro.suspend(token none, i1 false) |
| switch i8 %0, label %suspend [i8 0, label %resume |
| i8 1, label %cleanup] |
| resume: |
| call void @print(i32 1) |
| br label %cleanup |
| |
| cleanup: |
| %mem = call ptr @llvm.coro.free(token %id, ptr %hdl) |
| call void @free(ptr %mem) |
| br label %suspend |
| suspend: |
| call i1 @llvm.coro.end(ptr %hdl, i1 0, token none) |
| ret ptr %hdl |
| } |
| |
| define i32 @bar() !prof !1 { |
| entry: |
| %hdl = call ptr @foo() |
| call void @llvm.coro.resume(ptr %hdl) |
| ret i32 0 |
| } |
| |
| define i32 @baz() !prof !2 { |
| entry: |
| %hdl = call ptr @foo() |
| call void @llvm.coro.destroy(ptr %hdl) |
| ret i32 0 |
| } |
| |
| declare ptr @llvm.coro.free(token, ptr) |
| declare i32 @llvm.coro.size.i32() |
| declare i8 @llvm.coro.suspend(token, i1) |
| declare void @llvm.coro.resume(ptr) |
| declare void @llvm.coro.destroy(ptr) |
| |
| declare token @llvm.coro.id(i32, ptr, ptr, ptr) |
| declare i1 @llvm.coro.alloc(token) |
| declare ptr @llvm.coro.begin(token, ptr) |
| declare i1 @llvm.coro.end(ptr, i1, token) |
| |
| declare noalias ptr @malloc(i32) |
| declare void @print(i32) |
| declare void @free(ptr) |
| |
| !0 = !{!"function_entry_count", i64 400} |
| !1 = !{!"function_entry_count", i64 100} |
| !2 = !{!"function_entry_count", i64 200} |