Added initial support for raw LLVM inline asm.

dmd/attrib.c

@@ -987,6 +987,17 @@ void PragmaDeclaration::semantic(Scope *sc)
         }
     }
 
+    // pragma(llvm_inline_asm) { templdecl(s) }
+    else if (ident == Id::llvm_inline_asm)
+    {
+        if (args && args->dim > 0)
+        {
+             error("takes no parameters");
+             fatal();
+        }
+        llvm_internal = LLVMinline_asm;
+    }
+
 #endif // LDC
 
     else if (ignoreUnsupportedPragmas)
@@ -1116,6 +1127,33 @@ void PragmaDeclaration::semantic(Scope *sc)
             }
             break;
 
+        case LLVMinline_asm:
+            if (TemplateDeclaration* td = s->isTemplateDeclaration())
+            {
+                if (td->parameters->dim != 0)
+                {
+                    error("the '%s' pragma template must have exactly zero template parameters", ident->toChars());
+                    fatal();
+                }
+                else if (!td->onemember)
+                {
+                    error("the '%s' pragma template must have exactly one member", ident->toChars());
+                    fatal();
+                }
+                else if (td->overnext || td->overroot)
+                {
+                    error("the '%s' pragma template must not be overloaded", ident->toChars());
+                    fatal();
+                }
+                td->llvmInternal = llvm_internal;
+            }
+            else
+            {
+                error("the '%s' pragma is only allowed on template declarations", ident->toChars());
+                fatal();
+            }
+            break;
+
         default:
             warning("the LDC specific pragma '%s' is not yet implemented, ignoring", ident->toChars());
         }

dmd/expression.h

@@ -1863,12 +1863,8 @@ struct GEPExp : UnaExp
     void toCBuffer(OutBuffer *buf, HdrGenState *hgs);
     Expression *toLvalue(Scope *sc, Expression *e);
 
-#if IN_DMD
-    elem *toElem(IRState *irs);
-#elif IN_LLVM
     DValue* toElem(IRState* irs);
     llvm::Constant *toConstElem(IRState *irs);
-#endif
 };
 
 #endif

dmd/idgen.c

@@ -225,6 +225,7 @@ Msgtable msgtable[] =
     { "vaarg", "va_arg" },
     { "ldc" },
     { "allow_inline" },
+    { "llvm_inline_asm" },
 
     // For special functions
     { "tohash", "toHash" },