Add TargetInfo libraries for all targets.

 - Intended to match current TargetMachine implementations.

 - No facilities for linking these in yet.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75751 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 79 insertions, 1 deletions

diff --git a/lib/Target/IA64/Makefile b/lib/Target/IA64/Makefile
index d383254..5c5bd63 100644
--- a/lib/Target/IA64/Makefile
+++ b/lib/Target/IA64/Makefile
@@ -14,7 +14,7 @@ BUILT_SOURCES = IA64GenRegisterInfo.h.inc IA64GenRegisterNames.inc \
                 IA64GenInstrInfo.inc IA64GenAsmWriter.inc \
 		IA64GenDAGISel.inc
 
-DIRS = AsmPrinter
+DIRS = AsmPrinter TargetInfo
 
 include $(LEVEL)/Makefile.common
 
diff --git a/lib/Target/IA64/TargetInfo/CMakeLists.txt b/lib/Target/IA64/TargetInfo/CMakeLists.txt
new file mode 100644
index 0000000..c5b7bc7
--- /dev/null
+++ b/lib/Target/IA64/TargetInfo/CMakeLists.txt
@@ -0,0 +1,6 @@
+include_directories( ${CMAKE_CURRENT_BINARY_DIR}/.. ${CMAKE_CURRENT_SOURCE_DIR}/.. )
+
+add_llvm_library(LLVMIA64Info
+  IA64TargetInfo.cpp
+  )
+
diff --git a/lib/Target/IA64/TargetInfo/IA64TargetInfo.cpp b/lib/Target/IA64/TargetInfo/IA64TargetInfo.cpp
new file mode 100644
index 0000000..00bdb20
--- /dev/null
+++ b/lib/Target/IA64/TargetInfo/IA64TargetInfo.cpp
@@ -0,0 +1,57 @@
+//===-- IA64TargetInfo.cpp - IA64 Target Implementation -------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Module.h"
+#include "llvm/Target/TargetRegistry.h"
+using namespace llvm;
+
+Target TheIA64Target;
+
+static unsigned IA64_JITMatchQuality() {
+  return 0;
+}
+
+static unsigned IA64_TripleMatchQuality(const std::string &TT) {
+  // we match [iI][aA]*64
+  if (TT.size() >= 4) {
+    if ((TT[0]=='i' || TT[0]=='I') &&
+        (TT[1]=='a' || TT[1]=='A')) {
+      for(unsigned int i=2; i<(TT.size()-1); i++)
+        if(TT[i]=='6' && TT[i+1]=='4')
+          return 20; // strong match
+    }
+  }
+
+  return 0;
+}
+
+static unsigned IA64_ModuleMatchQuality(const Module &M) {
+  // Check for a triple match.
+  if (unsigned Q = IA64_TripleMatchQuality(M.getTargetTriple()))
+    return Q;
+
+  // Otherwise if the target triple is non-empty, we don't match.
+  if (!M.getTargetTriple().empty()) return 0;
+
+  // FIXME: This is bad, the target matching algorithm shouldn't depend on the
+  // host.
+#if defined(__ia64__) || defined(__IA64__)
+  return 5;
+#else
+  return 0;
+#endif
+}
+
+extern "C" void LLVMInitializeIA64TargetInfo() { 
+  TargetRegistry::RegisterTarget(TheIA64Target, "ia64",
+                                  "IA-64 (Itanium) [experimental]",
+                                  &IA64_TripleMatchQuality,
+                                  &IA64_ModuleMatchQuality,
+                                  &IA64_JITMatchQuality);
+}
diff --git a/lib/Target/IA64/TargetInfo/Makefile b/lib/Target/IA64/TargetInfo/Makefile
new file mode 100644
index 0000000..89f467b
--- /dev/null
+++ b/lib/Target/IA64/TargetInfo/Makefile
@@ -0,0 +1,15 @@
+##===- lib/Target/IA64/TargetInfo/Makefile -----------------*- Makefile -*-===##
+#
+#                     The LLVM Compiler Infrastructure
+#
+# This file is distributed under the University of Illinois Open Source
+# License. See LICENSE.TXT for details.
+#
+##===----------------------------------------------------------------------===##
+LEVEL = ../../../..
+LIBRARYNAME = LLVMIA64Info
+
+# Hack: we need to include 'main' target directory to grab private headers
+CPPFLAGS = -I$(PROJ_OBJ_DIR)/.. -I$(PROJ_SRC_DIR)/..
+
+include $(LEVEL)/Makefile.common