[PATCH] D36429: [clang-import-test] Option to dump the IR for an expression

[Sean Callanan via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL310318: This adds the argument --dump-ir to 
clang-import-test, which allows  (authored by spyffe).

Changed prior to commit:
  https://reviews.llvm.org/D36429?vs=110095&id=110104#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D36429

Files:
  cfe/trunk/test/Import/local-struct/Inputs/Callee.cpp
  cfe/trunk/test/Import/local-struct/test.cpp
  cfe/trunk/test/Import/struct-layout/Inputs/Callee.cpp
  cfe/trunk/test/Import/struct-layout/test.cpp
  cfe/trunk/tools/clang-import-test/clang-import-test.cpp


Index: cfe/trunk/tools/clang-import-test/clang-import-test.cpp
===================================================================
--- cfe/trunk/tools/clang-import-test/clang-import-test.cpp
+++ cfe/trunk/tools/clang-import-test/clang-import-test.cpp
@@ -27,6 +27,7 @@
 #include "clang/Parse/ParseAST.h"
 
 #include "llvm/IR/LLVMContext.h"
+#include "llvm/IR/Module.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Error.h"
 #include "llvm/Support/Host.h"
@@ -63,6 +64,10 @@
 DumpAST("dump-ast", llvm::cl::init(false),
         llvm::cl::desc("Dump combined AST"));
 
+static llvm::cl::opt<bool>
+DumpIR("dump-ir", llvm::cl::init(false),
+        llvm::cl::desc("Dump IR from final parse"));
+
 namespace init_convenience {
 class TestDiagnosticConsumer : public DiagnosticConsumer {
 private:
@@ -264,7 +269,7 @@
 llvm::Expected<std::unique_ptr<CompilerInstance>>
 Parse(const std::string &Path,
       llvm::ArrayRef<std::unique_ptr<CompilerInstance>> Imports,
-      bool ShouldDumpAST) {
+      bool ShouldDumpAST, bool ShouldDumpIR) {
   std::unique_ptr<CompilerInstance> CI =
       init_convenience::BuildCompilerInstance();
   auto ST = llvm::make_unique<SelectorTable>();
@@ -279,6 +284,7 @@
 
   auto LLVMCtx = llvm::make_unique<llvm::LLVMContext>();
   ASTConsumers.push_back(init_convenience::BuildCodeGen(*CI, *LLVMCtx));
+  auto &CG = *static_cast<CodeGenerator*>(ASTConsumers.back().get());
 
   if (ShouldDumpAST)
     ASTConsumers.push_back(CreateASTDumper("", true, false, false));
@@ -292,6 +298,8 @@
     return std::move(PE);
   }
   CI->getDiagnosticClient().EndSourceFile();
+  if (ShouldDumpIR)
+    CG.GetModule()->print(llvm::outs(), nullptr);
   if (CI->getDiagnosticClient().getNumErrors()) {
     return llvm::make_error<llvm::StringError>(
         "Errors occured while parsing the expression.", std::error_code());
@@ -309,7 +317,7 @@
   std::vector<std::unique_ptr<CompilerInstance>> ImportCIs;
   for (auto I : Imports) {
     llvm::Expected<std::unique_ptr<CompilerInstance>> ImportCI =
-      Parse(I, {}, false);
+      Parse(I, {}, false, false);
     if (auto E = ImportCI.takeError()) {
       llvm::errs() << llvm::toString(std::move(E));
       exit(-1);
@@ -325,7 +333,7 @@
     }
   }
   llvm::Expected<std::unique_ptr<CompilerInstance>> ExpressionCI =
-      Parse(Expression, Direct ? ImportCIs : IndirectCIs, DumpAST);
+      Parse(Expression, Direct ? ImportCIs : IndirectCIs, DumpAST, DumpIR);
   if (auto E = ExpressionCI.takeError()) {
     llvm::errs() << llvm::toString(std::move(E));
     exit(-1);
Index: cfe/trunk/test/Import/local-struct/Inputs/Callee.cpp
===================================================================
--- cfe/trunk/test/Import/local-struct/Inputs/Callee.cpp
+++ cfe/trunk/test/Import/local-struct/Inputs/Callee.cpp
@@ -0,0 +1,12 @@
+struct Bar {
+  void bar(int _a, bool _b) {
+    {
+      struct S { int a; };
+      S s = { _a };
+    }
+    {
+      struct S { bool b; };
+      S t = { _b };
+    }
+  };
+};
Index: cfe/trunk/test/Import/local-struct/test.cpp
===================================================================
--- cfe/trunk/test/Import/local-struct/test.cpp
+++ cfe/trunk/test/Import/local-struct/test.cpp
@@ -0,0 +1,8 @@
+// RUN: clang-import-test -dump-ir -import %S/Inputs/Callee.cpp -expression %s | FileCheck %s
+// XFAIL: *
+// CHECK: %struct.S = type { i
+// CHECK: %struct.S.0 = type { i1 }
+
+void foo() {
+  return Bar().bar(3, true);
+}
Index: cfe/trunk/test/Import/struct-layout/Inputs/Callee.cpp
===================================================================
--- cfe/trunk/test/Import/struct-layout/Inputs/Callee.cpp
+++ cfe/trunk/test/Import/struct-layout/Inputs/Callee.cpp
@@ -0,0 +1,9 @@
+struct S {
+  int a;
+};
+
+struct Bar {
+  void bar(int _a) {
+    S s = { _a };
+  };
+};
Index: cfe/trunk/test/Import/struct-layout/test.cpp
===================================================================
--- cfe/trunk/test/Import/struct-layout/test.cpp
+++ cfe/trunk/test/Import/struct-layout/test.cpp
@@ -0,0 +1,6 @@
+// RUN: clang-import-test -dump-ir -import %S/Inputs/Callee.cpp -expression %s | FileCheck %s
+// CHECK: %struct.S = type { i
+
+void foo() {
+  return Bar().bar(3);
+}

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