[Clang/Test]: Rename enable_noundef_analysis to disable-noundef-analysis and turn it off by default

Turning on `enable_noundef_analysis` flag allows better codegen by removing freeze instructions.
I modified clang by renaming `enable_noundef_analysis` flag to `disable-noundef-analysis` and turning it off by default.

Test updates are made as a separate patch: D108453

Reviewed By: eugenis

Differential Revision: https://reviews.llvm.org/D105169

[Clang/Test]: Rename enable_noundef_analysis to disable-noundef-analysis and turn it off by default (2)

This patch updates test files after D105169.
Autogenerated test codes are changed by `utils/update_cc_test_checks.py,` and non-autogenerated test codes are changed as follows:

(1) I wrote a python script that (partially) updates the tests using regex: {F18594904} The script is not perfect, but I believe it gives hints about which patterns are updated to have `noundef` attached.

(2) The remaining tests are updated manually.

Reviewed By: eugenis

Differential Revision: https://reviews.llvm.org/D108453

Resolve lit failures in clang after 8ca4b3e's land

Fix lit test failures in clang-ppc* and clang-x64-windows-msvc

Fix missing failures in clang-ppc64be* and retry fixing clang-x64-windows-msvc

Fix internal_clone(aarch64) inline assembly

1 files changed, 21 insertions, 21 deletions

diff --git a/clang/test/CodeGenCXX/regcall.cpp b/clang/test/CodeGenCXX/regcall.cpp
index 465af3b288d4..1ad420a2a7fb 100644
--- a/clang/test/CodeGenCXX/regcall.cpp
+++ b/clang/test/CodeGenCXX/regcall.cpp
@@ -21,9 +21,9 @@ int main()
 int __regcall foo (int i){
   return i;
 }
-// CHECK-LIN: define{{.*}} x86_regcallcc {{.+}}@_Z15__regcall3__foo
-// CHECK-WIN64: define dso_local x86_regcallcc {{.+}}@"?foo@@YwHH@Z"
-// CHECK-WIN32: define dso_local x86_regcallcc {{.+}}@"?foo@@YwHH@Z"
+// CHECK-LIN: define{{.*}} x86_regcallcc noundef {{.+}}@_Z15__regcall3__foo
+// CHECK-WIN64: define dso_local x86_regcallcc noundef {{.+}}@"?foo@@YwHH@Z"
+// CHECK-WIN32: define dso_local x86_regcallcc noundef {{.+}}@"?foo@@YwHH@Z"
 
 // used to give a body to test_class functions
 static int x = 0;
@@ -37,8 +37,8 @@ public:
   // CHECK-LIN-DAG: define linkonce_odr x86_regcallcc void @_ZN10test_classC1Ev
   // CHECK-LIN-DAG: define linkonce_odr x86_regcallcc void @_ZN10test_classC2Ev
   // Windows ignores calling convention on constructor/destructors.
-  // CHECK-WIN64-DAG: define linkonce_odr dso_local %class.test_class* @"??0test_class@@QEAA@XZ"
-  // CHECK-WIN32-DAG: define linkonce_odr dso_local x86_thiscallcc %class.test_class* @"??0test_class@@QAE@XZ"
+  // CHECK-WIN64-DAG: define linkonce_odr dso_local noundef %class.test_class* @"??0test_class@@QEAA@XZ"
+  // CHECK-WIN32-DAG: define linkonce_odr dso_local x86_thiscallcc noundef %class.test_class* @"??0test_class@@QAE@XZ"
 
 #ifndef WIN_TEST
   __regcall
@@ -53,9 +53,9 @@ public:
   test_class& __regcall operator+=(const test_class&){
     return *this;
   }
-  // CHECK-LIN-DAG: define linkonce_odr x86_regcallcc nonnull align 4 dereferenceable(4) %class.test_class* @_ZN10test_classpLERKS_
-  // CHECK-WIN64-DAG: define linkonce_odr dso_local x86_regcallcc nonnull align 4 dereferenceable(4) %class.test_class* @"??Ytest_class@@QEAwAEAV0@AEBV0@@Z"
-  // CHECK-WIN32-DAG: define linkonce_odr dso_local x86_regcallcc nonnull align 4 dereferenceable(4) %class.test_class* @"??Ytest_class@@QAwAAV0@ABV0@@Z"
+  // CHECK-LIN-DAG: define linkonce_odr x86_regcallcc noundef nonnull align 4 dereferenceable(4) %class.test_class* @_ZN10test_classpLERKS_
+  // CHECK-WIN64-DAG: define linkonce_odr dso_local x86_regcallcc noundef nonnull align 4 dereferenceable(4) %class.test_class* @"??Ytest_class@@QEAwAEAV0@AEBV0@@Z"
+  // CHECK-WIN32-DAG: define linkonce_odr dso_local x86_regcallcc noundef nonnull align 4 dereferenceable(4) %class.test_class* @"??Ytest_class@@QAwAAV0@ABV0@@Z"
   void __regcall do_thing(){}
   // CHECK-LIN-DAG: define linkonce_odr x86_regcallcc void @_ZN10test_class20__regcall3__do_thingEv
   // CHECK-WIN64-DAG: define linkonce_odr dso_local x86_regcallcc void @"?do_thing@test_class@@QEAwXXZ"
@@ -69,13 +69,13 @@ public:
 };
 
 bool __regcall operator ==(const test_class&, const test_class&){ --x; return false;}
-// CHECK-LIN-DAG: define{{.*}} x86_regcallcc zeroext i1 @_ZeqRK10test_classS1_
-// CHECK-WIN64-DAG: define dso_local x86_regcallcc zeroext i1 @"??8@Yw_NAEBVtest_class@@0@Z"
-// CHECK-WIN32-DAG: define dso_local x86_regcallcc zeroext i1 @"??8@Yw_NABVtest_class@@0@Z"
+// CHECK-LIN-DAG: define{{.*}} x86_regcallcc noundef zeroext i1 @_ZeqRK10test_classS1_
+// CHECK-WIN64-DAG: define dso_local x86_regcallcc noundef zeroext i1 @"??8@Yw_NAEBVtest_class@@0@Z"
+// CHECK-WIN32-DAG: define dso_local x86_regcallcc noundef zeroext i1 @"??8@Yw_NABVtest_class@@0@Z"
 
 test_class __regcall operator""_test_class (unsigned long long) { ++x; return test_class{};}
-// CHECK-LIN64-DAG: define{{.*}} x86_regcallcc void @_Zli11_test_classy(%class.test_class* noalias sret(%class.test_class) align 4 %agg.result, i64 %0)
-// CHECK-LIN32-DAG: define{{.*}} x86_regcallcc void @_Zli11_test_classy(%class.test_class* inreg noalias sret(%class.test_class) align 4 %agg.result, i64 %0)
+// CHECK-LIN64-DAG: define{{.*}} x86_regcallcc void @_Zli11_test_classy(%class.test_class* noalias sret(%class.test_class) align 4 %agg.result, i64 noundef %0)
+// CHECK-LIN32-DAG: define{{.*}} x86_regcallcc void @_Zli11_test_classy(%class.test_class* inreg noalias sret(%class.test_class) align 4 %agg.result, i64 noundef %0)
 // CHECK-WIN64-DAG: ??__K_test_class@@Yw?AVtest_class@@_K@Z"
 // CHECK-WIN32-DAG: ??__K_test_class@@Yw?AVtest_class@@_K@Z"
 
@@ -99,18 +99,18 @@ void force_gen() {
 long double _Complex __regcall foo(long double _Complex f) {
   return f;
 }
-// CHECK-LIN64-DAG: define{{.*}} x86_regcallcc void @_Z15__regcall3__fooCe({ x86_fp80, x86_fp80 }* noalias sret({ x86_fp80, x86_fp80 }) align 16 %agg.result, { x86_fp80, x86_fp80 }* byval({ x86_fp80, x86_fp80 }) align 16 %f)
-// CHECK-LIN32-DAG: define{{.*}} x86_regcallcc void @_Z15__regcall3__fooCe({ x86_fp80, x86_fp80 }* inreg noalias sret({ x86_fp80, x86_fp80 }) align 4 %agg.result, { x86_fp80, x86_fp80 }* byval({ x86_fp80, x86_fp80 }) align 4 %f)
-// CHECK-WIN64-DAG: define dso_local x86_regcallcc { double, double } @"?foo@@YwU?$_Complex@O@__clang@@U12@@Z"(double %f.0, double %f.1)
-// CHECK-WIN32-DAG: define dso_local x86_regcallcc { double, double } @"?foo@@YwU?$_Complex@O@__clang@@U12@@Z"(double %f.0, double %f.1)
+// CHECK-LIN64-DAG: define{{.*}} x86_regcallcc void @_Z15__regcall3__fooCe({ x86_fp80, x86_fp80 }* noalias sret({ x86_fp80, x86_fp80 }) align 16 %agg.result, { x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16 %f)
+// CHECK-LIN32-DAG: define{{.*}} x86_regcallcc void @_Z15__regcall3__fooCe({ x86_fp80, x86_fp80 }* inreg noalias sret({ x86_fp80, x86_fp80 }) align 4 %agg.result, { x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 4 %f)
+// CHECK-WIN64-DAG: define dso_local x86_regcallcc noundef { double, double } @"?foo@@YwU?$_Complex@O@__clang@@U12@@Z"(double noundef %f.0, double noundef %f.1)
+// CHECK-WIN32-DAG: define dso_local x86_regcallcc noundef { double, double } @"?foo@@YwU?$_Complex@O@__clang@@U12@@Z"(double noundef %f.0, double noundef %f.1)
 
 // The following caused us to dereference uninitialized memory. The long name
 // seems necessary, as does the return types.
 float _Complex __regcall callee(float _Complex f);
-// CHECK-LIN64-DAG: declare x86_regcallcc <2 x float> @_Z18__regcall3__calleeCf(<2 x float>)
-// CHECK-LIN32-DAG: declare x86_regcallcc { float, float } @_Z18__regcall3__calleeCf(float, float)
-// CHECK-WIN64-DAG: declare dso_local x86_regcallcc { float, float } @"?callee@@YwU?$_Complex@M@__clang@@U12@@Z"(float, float)
-// CHECK-WIN32-DAG: declare dso_local x86_regcallcc { float, float } @"?callee@@YwU?$_Complex@M@__clang@@U12@@Z"(float, float)
+// CHECK-LIN64-DAG: declare x86_regcallcc noundef <2 x float> @_Z18__regcall3__calleeCf(<2 x float> noundef)
+// CHECK-LIN32-DAG: declare x86_regcallcc noundef { float, float } @_Z18__regcall3__calleeCf(float noundef, float noundef)
+// CHECK-WIN64-DAG: declare dso_local x86_regcallcc noundef { float, float } @"?callee@@YwU?$_Complex@M@__clang@@U12@@Z"(float noundef, float noundef)
+// CHECK-WIN32-DAG: declare dso_local x86_regcallcc noundef { float, float } @"?callee@@YwU?$_Complex@M@__clang@@U12@@Z"(float noundef, float noundef)
 
 __regcall int
 some_really_long_name_that_manages_to_hit_the_right_spot_of_mem(int a) {