Mercurial > projects > ldc
diff gen/functions.cpp @ 454:283d113d4753
Added generation of the llvm 'sret' parameter attribute where applicable.
Fixed some wrong argument handling code when setting parameter attributes.
Updated the tango unittest script in the tango patch, does not work yet, all modules don't compile...
author | Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> |
---|---|
date | Sat, 02 Aug 2008 02:54:57 +0200 |
parents | 30ef3c7bddca |
children | d3d3519b72e8 |
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--- a/gen/functions.cpp Sat Aug 02 01:23:53 2008 +0200 +++ b/gen/functions.cpp Sat Aug 02 02:54:57 2008 +0200 @@ -158,11 +158,10 @@ at = getPtrToType(DtoType(ltd)); Logger::cout() << "lazy updated to: " << *at << '\n'; paramvec.back() = at; + // lazy doesn't need byval as the delegate is not visible to the user } } - //warning("set %d byval args for type: %s", nbyval, f->toChars()); - // construct function type bool isvararg = !(typesafeVararg || arrayVararg) && f->varargs; llvm::FunctionType* functype = llvm::FunctionType::get(actualRettype, paramvec, isvararg); @@ -306,8 +305,6 @@ static void set_param_attrs(TypeFunction* f, llvm::Function* func, FuncDeclaration* fdecl) { - assert(f->parameters); - int llidx = 1; if (f->llvmRetInPtr) ++llidx; if (f->llvmUsesThis) ++llidx; @@ -328,6 +325,14 @@ attrs.push_back(PAWI); } + // set sret param + if (f->llvmRetInPtr) + { + PAWI.Index = 1; + PAWI.Attrs = llvm::ParamAttr::StructRet; + attrs.push_back(PAWI); + } + // set byval attrs on implicit main arg if (fdecl->isMain() && Argument::dim(f->parameters) == 0) { @@ -338,9 +343,9 @@ } // set attrs on the rest of the arguments - for (; llidx <= funcNumArgs && f->parameters->dim > k; ++llidx,++k) + for (; llidx <= funcNumArgs && Argument::dim(f->parameters) > k; ++llidx,++k) { - Argument* fnarg = (Argument*)f->parameters->data[k]; + Argument* fnarg = Argument::getNth(f->parameters, k); assert(fnarg); PAWI.Index = llidx; @@ -428,7 +433,7 @@ assert(llvm::isa<llvm::FunctionType>(f->ir.type->get())); // parameter attributes - if (f->parameters && !fdecl->isIntrinsic()) { + if (!fdecl->isIntrinsic()) { set_param_attrs(f, func, fdecl); } @@ -458,7 +463,7 @@ ++iarg; } if (f->llvmUsesThis) { - iarg->setName("this"); + iarg->setName(fdecl->isNested()?".context":"this"); fdecl->ir.irFunc->thisVar = iarg; assert(fdecl->ir.irFunc->thisVar); ++iarg;