From 36be9b5af4695db835fee8617ba3c1e3319ad262 Mon Sep 17 00:00:00 2001
From: kai <kai@redstar.de>
Date: Sat, 16 Mar 2013 21:35:03 +0100
Subject: [PATCH] Better encoding of basic types.

The new code distinguishes between bool, int, char, float and complex types.
---
 gen/todebug.cpp | 58 ++++++++++++++++++++++++++++++++++++-------------
 1 file changed, 43 insertions(+), 15 deletions(-)

diff --git a/gen/todebug.cpp b/gen/todebug.cpp
index 03497f1f..f542a675 100644
--- a/gen/todebug.cpp
+++ b/gen/todebug.cpp
@@ -84,28 +84,56 @@ static llvm::DIType dwarfBasicType(Type* type)
     LLType* T = DtoType(type);
 
     // find encoding
-    unsigned id;
-    if (t->isintegral())
+    unsigned Encoding;
+    switch (t->ty)
     {
-        if (type->isunsigned())
-            id = DW_ATE_unsigned;
-        else
-            id = DW_ATE_signed;
-    }
-    else if (t->isfloating())
-    {
-        id = DW_ATE_float;
-    }
-    else
-    {
-        llvm_unreachable("unsupported basic type for debug info");
+    case Tbool:
+        Encoding = DW_ATE_boolean;
+        break;
+    case Tchar:
+    case Twchar:
+    case Tdchar:
+        Encoding = type->isunsigned() ? DW_ATE_unsigned_char
+                                      : DW_ATE_signed_char;
+        break;
+    case Tint8:
+    case Tint16:
+    case Tint32:
+    case Tint64:
+    case Tint128:
+        Encoding = DW_ATE_signed;
+        break;
+    case Tuns8:
+    case Tuns16:
+    case Tuns32:
+    case Tuns64:
+    case Tuns128:
+        Encoding = DW_ATE_unsigned;
+        break;
+    case Tfloat32:
+    case Tfloat64:
+    case Tfloat80:
+        Encoding = DW_ATE_float;
+        break;
+    case Timaginary32:
+    case Timaginary64:
+    case Timaginary80:
+        Encoding = DW_ATE_imaginary_float;
+        break;
+    case Tcomplex32:
+    case Tcomplex64:
+    case Tcomplex80:
+        Encoding = DW_ATE_complex_float;
+        break;
+    default:
+        llvm_unreachable("Unsupported basic type for debug info");
     }
 
     return gIR->dibuilder.createBasicType(
         type->toChars(), // name
         getTypeBitSize(T), // size (bits)
         getABITypeAlign(T)*8, // align (bits)
-        id
+        Encoding
     );
 }