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-rw-r--r--clang/test/CodeGen/patchable-function-entry.c21
-rw-r--r--clang/test/Misc/pragma-attribute-supported-attributes-list.test1
-rw-r--r--clang/test/Sema/patchable-function-entry-attr.c17
-rw-r--r--clang/test/Sema/patchable-function-entry-attr.cpp9
4 files changed, 48 insertions, 0 deletions
diff --git a/clang/test/CodeGen/patchable-function-entry.c b/clang/test/CodeGen/patchable-function-entry.c
new file mode 100644
index 00000000000..678d90ff78f
--- /dev/null
+++ b/clang/test/CodeGen/patchable-function-entry.c
@@ -0,0 +1,21 @@
+// RUN: %clang_cc1 -triple aarch64 -emit-llvm %s -o - | FileCheck %s
+
+// CHECK: define void @f0() #0
+__attribute__((patchable_function_entry(0))) void f0() {}
+
+// CHECK: define void @f00() #0
+__attribute__((patchable_function_entry(0, 0))) void f00() {}
+
+// CHECK: define void @f2() #1
+__attribute__((patchable_function_entry(2))) void f2() {}
+
+// CHECK: define void @f20() #1
+__attribute__((patchable_function_entry(2, 0))) void f20() {}
+
+// CHECK: define void @f20decl() #1
+__attribute__((patchable_function_entry(2, 0))) void f20decl();
+void f20decl() {}
+
+/// M in patchable_function_entry(N,M) is currently ignored.
+// CHECK: attributes #0 = { {{.*}} "patchable-function-entry"="0"
+// CHECK: attributes #1 = { {{.*}} "patchable-function-entry"="2"
diff --git a/clang/test/Misc/pragma-attribute-supported-attributes-list.test b/clang/test/Misc/pragma-attribute-supported-attributes-list.test
index ef518cdd1be..76401ef46b6 100644
--- a/clang/test/Misc/pragma-attribute-supported-attributes-list.test
+++ b/clang/test/Misc/pragma-attribute-supported-attributes-list.test
@@ -128,6 +128,7 @@
// CHECK-NEXT: Owner (SubjectMatchRule_record_not_is_union)
// CHECK-NEXT: ParamTypestate (SubjectMatchRule_variable_is_parameter)
// CHECK-NEXT: PassObjectSize (SubjectMatchRule_variable_is_parameter)
+// CHECK-NEXT: PatchableFunctionEntry (SubjectMatchRule_function, SubjectMatchRule_objc_method)
// CHECK-NEXT: Pointer (SubjectMatchRule_record_not_is_union)
// CHECK-NEXT: ReleaseHandle (SubjectMatchRule_variable_is_parameter)
// CHECK-NEXT: RenderScriptKernel (SubjectMatchRule_function)
diff --git a/clang/test/Sema/patchable-function-entry-attr.c b/clang/test/Sema/patchable-function-entry-attr.c
new file mode 100644
index 00000000000..f807bd45e42
--- /dev/null
+++ b/clang/test/Sema/patchable-function-entry-attr.c
@@ -0,0 +1,17 @@
+// RUN: %clang_cc1 -triple aarch64 -fsyntax-only -verify %s
+
+// expected-error@+1 {{'patchable_function_entry' attribute takes at least 1 argument}}
+__attribute__((patchable_function_entry)) void f();
+
+// expected-error@+1 {{'patchable_function_entry' attribute takes no more than 2 arguments}}
+__attribute__((patchable_function_entry(0, 0, 0))) void f();
+
+// expected-error@+1 {{'patchable_function_entry' attribute requires a non-negative integral compile time constant expression}}
+__attribute__((patchable_function_entry(-1))) void f();
+
+int i;
+// expected-error@+1 {{'patchable_function_entry' attribute requires parameter 0 to be an integer constant}}
+__attribute__((patchable_function_entry(i))) void f();
+
+// expected-error@+1 {{'patchable_function_entry' attribute requires integer constant between 0 and 0 inclusive}}
+__attribute__((patchable_function_entry(1, 1))) void f();
diff --git a/clang/test/Sema/patchable-function-entry-attr.cpp b/clang/test/Sema/patchable-function-entry-attr.cpp
new file mode 100644
index 00000000000..c443b2d01cf
--- /dev/null
+++ b/clang/test/Sema/patchable-function-entry-attr.cpp
@@ -0,0 +1,9 @@
+// RUN: %clang_cc1 -triple aarch64 -fsyntax-only -verify=silence %s
+// RUN: %clang_cc1 -triple i386 -fsyntax-only -verify=silence %s
+// RUN: %clang_cc1 -triple x86_64 -fsyntax-only -verify=silence %s
+// RUN: %clang_cc1 -triple ppc64le -fsyntax-only -verify %s
+
+// silence-no-diagnostics
+
+// expected-warning@+1 {{unknown attribute 'patchable_function_entry' ignored}}
+[[gnu::patchable_function_entry(0)]] void f();
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