[AArch64] Add support for a MinGW AArch64 target

Differential Revision: https://reviews.llvm.org/D36364

llvm-svn: 310798

1 files changed, 42 insertions, 21 deletions

diff --git a/clang/lib/Basic/Targets/AArch64.cpp b/clang/lib/Basic/Targets/AArch64.cpp
index af2e35bb866..0de8727a1a3 100644
--- a/clang/lib/Basic/Targets/AArch64.cpp
+++ b/clang/lib/Basic/Targets/AArch64.cpp
@@ -414,8 +414,8 @@ void AArch64beTargetInfo::setDataLayout() {
   resetDataLayout("E-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128");
 }
 
-MicrosoftARM64TargetInfo::MicrosoftARM64TargetInfo(const llvm::Triple &Triple,
-                                                   const TargetOptions &Opts)
+WindowsARM64TargetInfo::WindowsARM64TargetInfo(const llvm::Triple &Triple,
+                                               const TargetOptions &Opts)
     : WindowsTargetInfo<AArch64leTargetInfo>(Triple, Opts), Triple(Triple) {
 
   // This is an LLP64 platform.
@@ -431,35 +431,19 @@ MicrosoftARM64TargetInfo::MicrosoftARM64TargetInfo(const llvm::Triple &Triple,
   SizeType = UnsignedLongLong;
   PtrDiffType = SignedLongLong;
   IntPtrType = SignedLongLong;
-
-  TheCXXABI.set(TargetCXXABI::Microsoft);
 }
 
-void MicrosoftARM64TargetInfo::setDataLayout() {
+void WindowsARM64TargetInfo::setDataLayout() {
   resetDataLayout("e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128");
 }
 
-void MicrosoftARM64TargetInfo::getVisualStudioDefines(
-    const LangOptions &Opts, MacroBuilder &Builder) const {
-  WindowsTargetInfo<AArch64leTargetInfo>::getVisualStudioDefines(Opts, Builder);
-  Builder.defineMacro("_WIN32", "1");
-  Builder.defineMacro("_WIN64", "1");
-  Builder.defineMacro("_M_ARM64", "1");
-}
-
-void MicrosoftARM64TargetInfo::getTargetDefines(const LangOptions &Opts,
-                                                MacroBuilder &Builder) const {
-  WindowsTargetInfo::getTargetDefines(Opts, Builder);
-  getVisualStudioDefines(Opts, Builder);
-}
-
 TargetInfo::BuiltinVaListKind
-MicrosoftARM64TargetInfo::getBuiltinVaListKind() const {
+WindowsARM64TargetInfo::getBuiltinVaListKind() const {
   return TargetInfo::CharPtrBuiltinVaList;
 }
 
 TargetInfo::CallingConvCheckResult
-MicrosoftARM64TargetInfo::checkCallingConvention(CallingConv CC) const {
+WindowsARM64TargetInfo::checkCallingConvention(CallingConv CC) const {
   switch (CC) {
   case CC_X86StdCall:
   case CC_X86ThisCall:
@@ -475,6 +459,43 @@ MicrosoftARM64TargetInfo::checkCallingConvention(CallingConv CC) const {
   }
 }
 
+MicrosoftARM64TargetInfo::MicrosoftARM64TargetInfo(const llvm::Triple &Triple,
+                                                   const TargetOptions &Opts)
+    : WindowsARM64TargetInfo(Triple, Opts) {
+  TheCXXABI.set(TargetCXXABI::Microsoft);
+}
+
+void MicrosoftARM64TargetInfo::getVisualStudioDefines(
+    const LangOptions &Opts, MacroBuilder &Builder) const {
+  WindowsTargetInfo<AArch64leTargetInfo>::getVisualStudioDefines(Opts, Builder);
+  Builder.defineMacro("_WIN32", "1");
+  Builder.defineMacro("_WIN64", "1");
+  Builder.defineMacro("_M_ARM64", "1");
+}
+
+void MicrosoftARM64TargetInfo::getTargetDefines(const LangOptions &Opts,
+                                                MacroBuilder &Builder) const {
+  WindowsTargetInfo::getTargetDefines(Opts, Builder);
+  getVisualStudioDefines(Opts, Builder);
+}
+
+MinGWARM64TargetInfo::MinGWARM64TargetInfo(const llvm::Triple &Triple,
+                                           const TargetOptions &Opts)
+    : WindowsARM64TargetInfo(Triple, Opts) {
+  TheCXXABI.set(TargetCXXABI::GenericAArch64);
+}
+
+void MinGWARM64TargetInfo::getTargetDefines(const LangOptions &Opts,
+                                            MacroBuilder &Builder) const {
+  WindowsTargetInfo::getTargetDefines(Opts, Builder);
+  Builder.defineMacro("_WIN32", "1");
+  Builder.defineMacro("_WIN64", "1");
+  Builder.defineMacro("WIN32", "1");
+  Builder.defineMacro("WIN64", "1");
+  addMinGWDefines(Opts, Builder);
+}
+
+
 DarwinAArch64TargetInfo::DarwinAArch64TargetInfo(const llvm::Triple &Triple,
                                                  const TargetOptions &Opts)
     : DarwinTargetInfo<AArch64leTargetInfo>(Triple, Opts) {