Driver: Add -rewrite-objc, which is an interface to clang -cc1 -rewrite-objc.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@95849 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Basic/DiagnosticDriverKinds.td b/include/clang/Basic/DiagnosticDriverKinds.td
index 305811d..dc5ccfd 100644
--- a/include/clang/Basic/DiagnosticDriverKinds.td
+++ b/include/clang/Basic/DiagnosticDriverKinds.td
@@ -62,6 +62,8 @@
def err_drv_invalid_int_value : Error<"invalid integral value '%1' in '%0'">;
def err_drv_invalid_remap_file : Error<
"invalid option '%0' not of the form <from-file>;<to-file>">;
+def err_drv_invalid_gcc_output_type : Error<
+ "invalid output type '%0' for use with gcc tool">;
def warn_drv_input_file_unused : Warning<
"%0: '%1' input unused when '%2' is present">;
diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td
index e42e2cc..4693e5c 100644
--- a/include/clang/Driver/Options.td
+++ b/include/clang/Driver/Options.td
@@ -492,6 +492,8 @@
def p : Flag<"-p">;
def read__only__relocs : Separate<"-read_only_relocs">;
def remap : Flag<"-remap">;
+def rewrite_objc : Flag<"-rewrite-objc">, Flags<[DriverOption]>,
+ HelpText<"Rewrite Objective-C source to C++">;
def rpath : Separate<"-rpath">, Flags<[LinkerInput]>;
def r : Flag<"-r">;
def save_temps : Flag<"-save-temps">, Flags<[DriverOption]>,
diff --git a/include/clang/Driver/Types.def b/include/clang/Driver/Types.def
index d66fe92..61a5043 100644
--- a/include/clang/Driver/Types.def
+++ b/include/clang/Driver/Types.def
@@ -72,6 +72,7 @@
TYPE("llvm-asm", LLVMAsm, INVALID, "s", "")
TYPE("llvm-bc", LLVMBC, INVALID, "o", "")
TYPE("plist", Plist, INVALID, "plist", "")
+TYPE("rewritten-objc", RewrittenObjC,INVALID, "cpp", "")
TYPE("precompiled-header", PCH, INVALID, "gch", "A")
TYPE("object", Object, INVALID, "o", "")
TYPE("treelang", Treelang, INVALID, 0, "u")
diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
index 53eafd7..15df767 100644
--- a/lib/Driver/Driver.cpp
+++ b/lib/Driver/Driver.cpp
@@ -622,6 +622,7 @@
// -{fsyntax-only,-analyze,emit-ast,S} only run up to the compiler.
} else if ((FinalPhaseArg = Args.getLastArg(options::OPT_fsyntax_only)) ||
+ (FinalPhaseArg = Args.getLastArg(options::OPT_rewrite_objc)) ||
(FinalPhaseArg = Args.getLastArg(options::OPT__analyze,
options::OPT__analyze_auto)) ||
(FinalPhaseArg = Args.getLastArg(options::OPT_emit_ast)) ||
@@ -742,6 +743,8 @@
if (Args.hasArg(options::OPT_fsyntax_only)) {
return new CompileJobAction(Input, types::TY_Nothing);
+ } else if (Args.hasArg(options::OPT_rewrite_objc)) {
+ return new CompileJobAction(Input, types::TY_RewrittenObjC);
} else if (Args.hasArg(options::OPT__analyze, options::OPT__analyze_auto)) {
return new AnalyzeJobAction(Input, types::TY_Plist);
} else if (Args.hasArg(options::OPT_emit_ast)) {
@@ -1171,8 +1174,10 @@
return false;
}
- // Always use clang for precompiling and AST generation, regardless of archs.
- if (isa<PrecompileJobAction>(JA) || JA.getType() == types::TY_AST)
+ // Always use clang for precompiling, AST generation, and rewriting,
+ // regardless of archs.
+ if (isa<PrecompileJobAction>(JA) || JA.getType() == types::TY_AST ||
+ JA.getType() == types::TY_RewrittenObjC)
return true;
// Finally, don't use clang if this isn't one of the user specified archs to
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 7bc7875..9e7ec3b 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -676,6 +676,11 @@
CmdArgs.push_back("-S");
} else if (JA.getType() == types::TY_AST) {
CmdArgs.push_back("-emit-pch");
+ } else if (JA.getType() == types::TY_RewrittenObjC) {
+ CmdArgs.push_back("-rewrite-objc");
+ } else {
+ assert(JA.getType() == types::TY_PP_Asm &&
+ "Unexpected output type!");
}
}
@@ -1325,11 +1330,18 @@
void gcc::Compile::RenderExtraToolArgs(const JobAction &JA,
ArgStringList &CmdArgs) const {
+ const Driver &D = getToolChain().getDriver();
+
// If -flto, etc. are present then make sure not to force assembly output.
if (JA.getType() == types::TY_LLVMBC)
CmdArgs.push_back("-c");
- else
+ else {
+ if (JA.getType() != types::TY_PP_Asm)
+ D.Diag(clang::diag::err_drv_invalid_gcc_output_type)
+ << getTypeName(JA.getType());
+
CmdArgs.push_back("-S");
+ }
}
void gcc::Assemble::RenderExtraToolArgs(const JobAction &JA,
@@ -1734,6 +1746,9 @@
else if (Output.getType() == types::TY_AST)
D.Diag(clang::diag::err_drv_no_ast_support)
<< getToolChain().getTripleString();
+ else if (JA.getType() != types::TY_PP_Asm)
+ D.Diag(clang::diag::err_drv_invalid_gcc_output_type)
+ << getTypeName(JA.getType());
ArgStringList OutputArgs;
if (Output.getType() != types::TY_PCH) {
diff --git a/test/Driver/rewrite-objc.m b/test/Driver/rewrite-objc.m
new file mode 100644
index 0000000..38993fc
--- /dev/null
+++ b/test/Driver/rewrite-objc.m
@@ -0,0 +1,11 @@
+// RUN: %clang -ccc-host-triple unknown -rewrite-objc %s -o - -### 2>&1 | \
+// RUN: FileCheck -check-prefix=TEST0 %s
+// TEST0: clang{{.*}}" "-rewrite-objc"
+
+// RUN: not %clang -ccc-no-clang -ccc-host-triple unknown -rewrite-objc %s -o - -### 2>&1 | \
+// RUN: FileCheck -check-prefix=TEST1 %s
+// TEST1: invalid output type 'rewritten-objc' for use with gcc
+
+// RUN: not %clang -ccc-no-clang -ccc-host-triple i386-apple-darwin10 -rewrite-objc %s -o - -### 2>&1 | \
+// RUN: FileCheck -check-prefix=TEST2 %s
+// TEST2: invalid output type 'rewritten-objc' for use with gcc