Align i64 and f64 at 8 byte on x86-64.

This is mandated table 3.1 at
http://www.x86-64.org/documentation/abi.pdf

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41642 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86Subtarget.h b/lib/Target/X86/X86Subtarget.h
index 49af986c4b1d2f7fcb4108e2dd47ce5867fda904..1b76d76c7a260438b68a3c204670908f62df97b2 100644 (file)
--- a/lib/Target/X86/X86Subtarget.h
+++ b/lib/Target/X86/X86Subtarget.h
@@ -145,12 +145,18 @@ public:
 
   std::string getDataLayout() const {
     const char *p;
-    if (is64Bit())
-      p = "e-p:64:64-f64:32:64-i64:32:64-f80:128:128";
-    else if (isTargetDarwin())
-      p = "e-p:32:32-f64:32:64-i64:32:64-f80:128:128";
-    else
-      p = "e-p:32:32-f64:32:64-i64:32:64-f80:32:32";
+    if (is64Bit()) {
+      if (isTargetDarwin())
+        p = "e-p:64:64-f64:32:64-i64:32:64-f80:128:128";
+      else
+        p = "e-p:64:64-f64:64:64-i64:64:64-f80:128:128";
+    }
+    else {
+      if (isTargetDarwin())
+        p = "e-p:32:32-f64:32:64-i64:32:64-f80:128:128";
+      else
+        p = "e-p:32:32-f64:32:64-i64:32:64-f80:32:32";
+    }
     return std::string(p);
   }