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Some cleanup and refactoring of rewriter. 

llvm-svn: 92049
This commit is contained in:
Fariborz Jahanian 2009-12-23 21:18:41 +00:00
parent 047ac4aa79
commit 4bf727d9e1
1 changed files with 26 additions and 4 deletions
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30
clang/lib/Frontend/RewriteObjC.cpp
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@ -30,6 +30,28 @@ using llvm::utostr;
namespace { namespace {
class RewriteObjC : public ASTConsumer { class RewriteObjC : public ASTConsumer {
enum {
BLOCK_FIELD_IS_OBJECT = 3, /* id, NSObject, __attribute__((NSObject)),
block, ... */
BLOCK_FIELD_IS_BLOCK = 7, /* a block variable */
BLOCK_FIELD_IS_BYREF = 8, /* the on stack structure holding the
__block variable */
BLOCK_FIELD_IS_WEAK = 16, /* declared __weak, only used in byref copy
helpers */
BLOCK_BYREF_CALLER = 128, /* called from __block (byref) copy/dispose
support routines */
BLOCK_BYREF_CURRENT_MAX = 256
};
enum {
BLOCK_NEEDS_FREE = (1 << 24),
BLOCK_HAS_COPY_DISPOSE = (1 << 25),
BLOCK_HAS_CXX_OBJ = (1 << 26),
BLOCK_IS_GC = (1 << 27),
BLOCK_IS_GLOBAL = (1 << 28),
BLOCK_HAS_DESCRIPTOR = (1 << 29)
};
Rewriter Rewrite; Rewriter Rewrite;
Diagnostic &Diags; Diagnostic &Diags;
const LangOptions &LangOpts; const LangOptions &LangOpts;
@ -3785,9 +3807,9 @@ std::string RewriteObjC::SynthesizeBlockHelperFuncs(BlockExpr *CE, int i,
S += ", (void*)src->"; S += ", (void*)src->";
S += (*I)->getNameAsString(); S += (*I)->getNameAsString();
if (BlockByRefDecls.count((*I))) if (BlockByRefDecls.count((*I)))
S += ", 8/*BLOCK_FIELD_IS_BYREF*/);"; S += ", " + utostr(BLOCK_FIELD_IS_BYREF) + "/*BLOCK_FIELD_IS_BYREF*/);";
else else
S += ", 3/*BLOCK_FIELD_IS_OBJECT*/);"; S += ", " + utostr(BLOCK_FIELD_IS_OBJECT) + "/*BLOCK_FIELD_IS_OBJECT*/);";
} }
S += "}\n"; S += "}\n";
@ -3801,9 +3823,9 @@ std::string RewriteObjC::SynthesizeBlockHelperFuncs(BlockExpr *CE, int i,
S += "_Block_object_dispose((void*)src->"; S += "_Block_object_dispose((void*)src->";
S += (*I)->getNameAsString(); S += (*I)->getNameAsString();
if (BlockByRefDecls.count((*I))) if (BlockByRefDecls.count((*I)))
S += ", 8/*BLOCK_FIELD_IS_BYREF*/);"; S += ", " + utostr(BLOCK_FIELD_IS_BYREF) + "/*BLOCK_FIELD_IS_BYREF*/);";
else else
S += ", 3/*BLOCK_FIELD_IS_OBJECT*/);"; S += ", " + utostr(BLOCK_FIELD_IS_OBJECT) + "/*BLOCK_FIELD_IS_OBJECT*/);";
} }
S += "}\n"; S += "}\n";
return S; return S;