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diff gen/CodeGen.d @ 160:6cb2f4201e2a

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Improved static arrays Here is a list of some stuff that works char[3] s = "hey" char[3] s2 = s; s2[1] = 98 // no support for chars, but 98 = 'b' :) int[2] i; i[0] = 2; Still can't pass static arrays to functions
author Anders Halager <halager@gmail.com>
date Tue, 22 Jul 2008 13:29:20 +0200
parents 2149f4a7b48d
children 9cfa33517526
line wrap: on
line diff
--- a/gen/CodeGen.d	Tue Jul 22 00:34:49 2008 +0200
+++ b/gen/CodeGen.d	Tue Jul 22 13:29:20 2008 +0200
@@ -295,6 +295,14 @@
                     case NumberType.Real:
                         return RValue(ConstantReal.Get(Type.X86_FP80, integerLit.number.floating));
                 }
+            case ExpType.StringExp:
+                auto stringExp = cast(StringExp)exp;
+                char[] data = cast(char[])stringExp.data;
+                auto string_constant = ConstantArray.GetString(data, true);
+                auto gv = m.addGlobal(string_constant, "string");
+                gv.linkage = Linkage.Internal;
+                gv.globalConstant = true;
+                return RValue(gv);
             case ExpType.Negate:
                 auto negateExp = cast(NegateExp)exp;
                 auto target = genExpression(negateExp.exp);
@@ -346,7 +354,9 @@
 
             case ExpType.Identifier:
                 auto id = cast(Identifier)exp;
-                if(id.type.isStruct() || id.type.isArray())
+                if (id.type.isStruct()
+                        || id.type.isArray()
+                        || id.type.isStaticArray())
                     return RValue(table.find(id.get));
                 else
                     return RValue(b.buildLoad(table.find(id.get), id.get));
@@ -701,6 +711,8 @@
 
         if (auto st = t.asStruct())
             genMemcpy(to, from, t);
+        else if (auto sa = t.asStaticArray())
+            genMemcpy(to, from, t, sa.arrayOf.byteSize);
         else
             b.buildStore(from, to);
     }
@@ -709,7 +721,7 @@
       Copy from src into dst. The values are assumed to have the same size,
       and the amount of bytes to copy is taken from t.
      **/
-    void genMemcpy(Value dst, Value src, DType t)
+    void genMemcpy(Value dst, Value src, DType t, int alignment = 16)
     {
         Value from = b.buildBitCast(src, BytePtr, ".copy_from");
         Value to = b.buildBitCast(dst, BytePtr, ".copy_to");
@@ -717,7 +729,7 @@
         args[0] = to;
         args[1] = from;
         args[2] = ConstantInt.GetS(Type.Int32, t.byteSize());
-        args[3] = ConstantInt.GetS(Type.Int32, 32);
+        args[3] = ConstantInt.GetS(Type.Int32, alignment);
         b.buildCall(llvm_memcpy, args[], null);
     }