This revision was automatically updated to reflect the committed changes.
Closed by commit rL307445: Add sample PGO integration test to cover profile
annotation and inlining. (authored by dehao).
Repository:
rL LLVM
https://reviews.llvm.org/D34725
Files:
cfe/trunk/test/CodeGen/Inputs/pgo-sample.prof
cfe/trunk/test/CodeGen/pgo-sample.c
Index: cfe/trunk/test/CodeGen/pgo-sample.c
===================================================================
--- cfe/trunk/test/CodeGen/pgo-sample.c
+++ cfe/trunk/test/CodeGen/pgo-sample.c
@@ -1,6 +1,34 @@
// Test if PGO sample use passes are invoked.
//
-// Ensure Pass PGOInstrumentationGenPass is invoked.
-// RUN: %clang_cc1 -O2 -fprofile-sample-use=%S/Inputs/pgo-sample.prof %s
-mllvm -debug-pass=Structure -emit-llvm -o - 2>&1 | FileCheck %s
-// CHECK: Remove unused exception handling info
-// CHECK: Sample profile pass
+// Ensure Pass SampleProfileLoader is invoked.
+// RUN: %clang_cc1 -O2 -fprofile-sample-use=%S/Inputs/pgo-sample.prof %s
-mllvm -debug-pass=Structure -emit-llvm -o - 2>&1 | FileCheck %s
--check-prefix=STRUCTURE
+// RUN: %clang_cc1 -O2 -fprofile-sample-use=%S/Inputs/pgo-sample.prof %s
-mllvm -debug-pass=Structure -mllvm -inline-threshold=0 -emit-llvm -o - 2>&1 |
FileCheck %s
+// RUN: %clang_cc1 -O2 -fprofile-sample-use=%S/Inputs/pgo-sample.prof %s
-mllvm -debug-pass=Structure -mllvm -inline-threshold=0 -emit-llvm
-fexperimental-new-pass-manager -o - 2>&1 | FileCheck %s
+// STRUCTURE: Remove unused exception handling info
+// STRUCTURE: Sample profile pass
+
+void baz();
+
+// CHECK-LABEL: @callee(
+void callee(int t) {
+ for (int i = 0; i < t; i++)
+ baz();
+}
+
+// CHECK-LABEL: @bar(
+// cold call to callee should not be inlined.
+// CHECK: call void @callee
+void bar(int x) {
+ if (x < 100)
+ callee(x);
+}
+
+// CHECK-LABEL: @foo(
+// bar should be early-inlined because it is hot inline instance in profile.
+// callee should be inlined because it is hot callsite in the inline instance
+// of foo:bar.
+// CHECK-NOT: call void @callee
+// CHECK-NOT: call void @bar
+void foo(int x) {
+ bar(x);
+}
Index: cfe/trunk/test/CodeGen/Inputs/pgo-sample.prof
===================================================================
--- cfe/trunk/test/CodeGen/Inputs/pgo-sample.prof
+++ cfe/trunk/test/CodeGen/Inputs/pgo-sample.prof
@@ -1,2 +1,7 @@
-bar:100:100
- 1: 2000
+bar:1000:1000
+ 1: 1000
+ 2: 0
+foo:1000:1000
+ 1:bar:1000
+ 1: 1000
+ 2: 1000
Index: cfe/trunk/test/CodeGen/pgo-sample.c
===================================================================
--- cfe/trunk/test/CodeGen/pgo-sample.c
+++ cfe/trunk/test/CodeGen/pgo-sample.c
@@ -1,6 +1,34 @@
// Test if PGO sample use passes are invoked.
//
-// Ensure Pass PGOInstrumentationGenPass is invoked.
-// RUN: %clang_cc1 -O2 -fprofile-sample-use=%S/Inputs/pgo-sample.prof %s -mllvm -debug-pass=Structure -emit-llvm -o - 2>&1 | FileCheck %s
-// CHECK: Remove unused exception handling info
-// CHECK: Sample profile pass
+// Ensure Pass SampleProfileLoader is invoked.
+// RUN: %clang_cc1 -O2 -fprofile-sample-use=%S/Inputs/pgo-sample.prof %s -mllvm -debug-pass=Structure -emit-llvm -o - 2>&1 | FileCheck %s --check-prefix=STRUCTURE
+// RUN: %clang_cc1 -O2 -fprofile-sample-use=%S/Inputs/pgo-sample.prof %s -mllvm -debug-pass=Structure -mllvm -inline-threshold=0 -emit-llvm -o - 2>&1 | FileCheck %s
+// RUN: %clang_cc1 -O2 -fprofile-sample-use=%S/Inputs/pgo-sample.prof %s -mllvm -debug-pass=Structure -mllvm -inline-threshold=0 -emit-llvm -fexperimental-new-pass-manager -o - 2>&1 | FileCheck %s
+// STRUCTURE: Remove unused exception handling info
+// STRUCTURE: Sample profile pass
+
+void baz();
+
+// CHECK-LABEL: @callee(
+void callee(int t) {
+ for (int i = 0; i < t; i++)
+ baz();
+}
+
+// CHECK-LABEL: @bar(
+// cold call to callee should not be inlined.
+// CHECK: call void @callee
+void bar(int x) {
+ if (x < 100)
+ callee(x);
+}
+
+// CHECK-LABEL: @foo(
+// bar should be early-inlined because it is hot inline instance in profile.
+// callee should be inlined because it is hot callsite in the inline instance
+// of foo:bar.
+// CHECK-NOT: call void @callee
+// CHECK-NOT: call void @bar
+void foo(int x) {
+ bar(x);
+}
Index: cfe/trunk/test/CodeGen/Inputs/pgo-sample.prof
===================================================================
--- cfe/trunk/test/CodeGen/Inputs/pgo-sample.prof
+++ cfe/trunk/test/CodeGen/Inputs/pgo-sample.prof
@@ -1,2 +1,7 @@
-bar:100:100
- 1: 2000
+bar:1000:1000
+ 1: 1000
+ 2: 0
+foo:1000:1000
+ 1:bar:1000
+ 1: 1000
+ 2: 1000
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