# HG changeset patch
# User Christian Kamm <kamm incasoftware de>
# Date 1220899135 -7200
# Node ID c7d7e2282ba3e6bf1f6778c09f0b73ba10394b58
# Parent  12bda38ea3662e08feb18d3f524c5a193c0c4459
Make sure functions containing inline asm are never inlined to avoid
duplicated labels.

diff -r 12bda38ea366 -r c7d7e2282ba3 gen/asmstmt.cpp
--- a/gen/asmstmt.cpp	Sun Sep 07 17:44:25 2008 -0700
+++ b/gen/asmstmt.cpp	Mon Sep 08 20:38:55 2008 +0200
@@ -450,6 +450,9 @@
     LOG_SCOPE;
     Logger::println("BEGIN ASM");
 
+    // disable inlining
+    gIR->func()->setNeverInline();
+
     // create asm block structure
     assert(!p->asmBlock);
     IRAsmBlock* asmblock = new IRAsmBlock;
diff -r 12bda38ea366 -r c7d7e2282ba3 ir/irfunction.cpp
--- a/ir/irfunction.cpp	Sun Sep 07 17:44:25 2008 -0700
+++ b/ir/irfunction.cpp	Mon Sep 08 20:38:55 2008 +0200
@@ -63,3 +63,17 @@
     labelScopes.pop_back();
     nextUnique.pop();
 }
+
+void IrFunction::setNeverInline()
+{
+    llvm::FunctionNotes cur = func->getNotes();
+    assert(!(cur & llvm::FN_NOTE_AlwaysInline) && "function can't be never- and always-inline at the same time");
+    func->setNotes(cur | llvm::FN_NOTE_NoInline);
+}
+
+void IrFunction::setAlwaysInline()
+{
+    llvm::FunctionNotes cur = func->getNotes();
+    assert(!(cur & llvm::FN_NOTE_NoInline) && "function can't be never- and always-inline at the same time");
+    func->setNotes(cur | llvm::FN_NOTE_AlwaysInline);
+}
diff -r 12bda38ea366 -r c7d7e2282ba3 ir/irfunction.h
--- a/ir/irfunction.h	Sun Sep 07 17:44:25 2008 -0700
+++ b/ir/irfunction.h	Mon Sep 08 20:38:55 2008 +0200
@@ -52,6 +52,10 @@
 
     IrFunction(FuncDeclaration* fd);
 
+    // annotations
+    void setNeverInline();
+    void setAlwaysInline();
+
 private:
     // prefix for labels and gotos
     // used for allowing labels to be emitted twice