From: Daniel Dunbar <daniel@zuster.org>
Date: Tue, 21 Jun 2011 18:54:42 +0000 (+0000)
Subject: Basic: Add TargetInfo::getRegisterWidth hook.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=08737c49bd98f73b50fe90fd19f97c41cd29e3d1;p=clang

Basic: Add TargetInfo::getRegisterWidth hook.
 - For clarity only, currently just assumes register width == long width.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@133531 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/clang/Basic/TargetInfo.h b/include/clang/Basic/TargetInfo.h
index 05f472790b..f0c3d0a9bb 100644
--- a/include/clang/Basic/TargetInfo.h
+++ b/include/clang/Basic/TargetInfo.h
@@ -240,6 +240,14 @@ public:
     return getTypeWidth(IntMaxType);
   }
 
+  /// getRegisterWidth - Return the "preferred" register width on this target.
+  uint64_t getRegisterWidth() const {
+    // Currently we assume the register width on the target matches the pointer
+    // width, we can introduce a new variable for this if/when some target wants
+    // it.
+    return LongWidth; 
+  }
+
   /// getUserLabelPrefix - This returns the default value of the
   /// __USER_LABEL_PREFIX__ macro, which is the prefix given to user symbols by
   /// default.  On most platforms this is "_", but it is "" on some, and "." on