objective-c modern abi rewriter: provide section pragmas for
statically writter metadata.
// rdar://11023490
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@152546 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Rewrite/RewriteModernObjC.cpp b/lib/Rewrite/RewriteModernObjC.cpp
index 5aea701..a22f8fa 100644
--- a/lib/Rewrite/RewriteModernObjC.cpp
+++ b/lib/Rewrite/RewriteModernObjC.cpp
@@ -5158,6 +5158,14 @@
Preamble += "struct __rw_objc_super { struct objc_object *object; ";
Preamble += "struct objc_object *superClass; ";
if (LangOpts.MicrosoftExt) {
+ // Define all sections using syntax that makes sense.
+ Preamble += "\n#pragma section(\".datacoal_nt$B\", long, read, write)\n";
+ Preamble += "#pragma section(\".cat_cls_meth$B\", long, read, write)\n";
+ Preamble += "#pragma section(\".objc_classlist$B\", long, read, write)\n";
+ Preamble += "#pragma section(\".objc_catlist$B\", long, read, write)\n";
+ Preamble += "#pragma section(\".inst_meth$B\", long, read, write)\n";
+ Preamble += "#pragma section(\".cls_meth$B\", long, read, write)\n";
+
// Add a constructor for creating temporary objects.
Preamble += "__rw_objc_super(struct objc_object *o, struct objc_object *s) "
": ";
@@ -6013,7 +6021,10 @@
PDecl->getNameAsString());
// Writer out root metadata for current protocol: struct _protocol_t
- Result += "\nstatic struct _protocol_t _OBJC_PROTOCOL_";
+ Result += "\n";
+ if (LangOpts.MicrosoftExt)
+ Result += "__declspec(allocate(\".datacoal_nt$B\")) ";
+ Result += "static struct _protocol_t _OBJC_PROTOCOL_";
Result += PDecl->getNameAsString();
Result += " __attribute__ ((used, section (\"__DATA,__datacoal_nt,coalesced\"))) = {\n";
Result += "\t0,\n"; // id is; is null
@@ -6092,7 +6103,10 @@
struct _objc_protocol *class_protocols[];
}
*/
- Result += "\nstatic struct {\n";
+ Result += "\n";
+ if (LangOpts.MicrosoftExt)
+ Result += "__declspec(allocate(\".cat_cls_meth$B\")) ";
+ Result += "static struct {\n";
Result += "\tstruct _objc_protocol_list *next;\n";
Result += "\tint protocol_count;\n";
Result += "\tstruct _objc_protocol *class_protocols[";
@@ -6312,6 +6326,8 @@
RewriteObjCCategoryImplDecl(CategoryImplementation[i], Result);
if (ClsDefCount > 0) {
+ if (LangOpts.MicrosoftExt)
+ Result += "__declspec(allocate(\".objc_classlist$B\")) ";
Result += "static struct _class_t *L_OBJC_LABEL_CLASS_$ [";
Result += llvm::utostr(ClsDefCount); Result += "]";
Result +=
@@ -6326,6 +6342,8 @@
}
if (CatDefCount > 0) {
+ if (LangOpts.MicrosoftExt)
+ Result += "__declspec(allocate(\".objc_catlist$B\")) ";
Result += "static struct _category_t *L_OBJC_LABEL_CATEGORY_$ [";
Result += llvm::utostr(CatDefCount); Result += "]";
Result +=
@@ -6470,7 +6488,14 @@
}
*/
unsigned NumMethods = std::distance(MethodBegin, MethodEnd);
- Result += "\nstatic struct {\n";
+ Result += "\n";
+ if (LangOpts.MicrosoftExt) {
+ if (IsInstanceMethod)
+ Result += "__declspec(allocate(\".inst_meth$B\")) ";
+ else
+ Result += "__declspec(allocate(\".cls_meth$B\")) ";
+ }
+ Result += "static struct {\n";
Result += "\tstruct _objc_method_list *next_method;\n";
Result += "\tint method_count;\n";
Result += "\tstruct _objc_method method_list[";