[cfe-commits] r158329 - /cfe/trunk/lib/CodeGen/CGStmt.cpp
Chad Rosier
mcrosier at apple.com
Mon Jun 11 14:52:25 PDT 2012
Author: mcrosier
Date: Mon Jun 11 16:52:25 2012
New Revision: 158329
URL: http://llvm.org/viewvc/llvm-project?rev=158329&view=rev
Log:
Make CodeGenFunction::EmitMSAsmStmt throw a fatal error as MS-style inline
assembly is completely untested and unsupported.
Modified:
cfe/trunk/lib/CodeGen/CGStmt.cpp
Modified: cfe/trunk/lib/CodeGen/CGStmt.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGStmt.cpp?rev=158329&r1=158328&r2=158329&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGStmt.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGStmt.cpp Mon Jun 11 16:52:25 2012
@@ -1684,41 +1684,6 @@
}
void CodeGenFunction::EmitMSAsmStmt(const MSAsmStmt &S) {
- // Analyze the asm string to decompose it into its pieces. We know that Sema
- // has already done this, so it is guaranteed to be successful.
-
- // Get all the output and input constraints together.
-
- std::vector<llvm::Value*> Args;
- std::vector<llvm::Type *> ArgTypes;
- std::string Constraints;
-
- // Keep track of inout constraints.
-
- // Append the "input" part of inout constraints last.
-
- // Clobbers
-
- // Add machine specific clobbers
- std::string MachineClobbers = Target.getClobbers();
- if (!MachineClobbers.empty()) {
- if (!Constraints.empty())
- Constraints += ',';
- Constraints += MachineClobbers;
- }
-
- llvm::Type *ResultType = VoidTy;
-
- llvm::FunctionType *FTy =
- llvm::FunctionType::get(ResultType, ArgTypes, false);
-
- llvm::InlineAsm *IA =
- llvm::InlineAsm::get(FTy, *S.getAsmString(), Constraints, true);
- llvm::CallInst *Result = Builder.CreateCall(IA, Args);
- Result->addAttribute(~0, llvm::Attribute::NoUnwind);
-
- // Slap the source location of the inline asm into a !srcloc metadata on the
- // call.
-
- // Extract all of the register value results from the asm.
+ // Analyze the asm string to decompose it into its pieces.
+ llvm::report_fatal_error("MS-style asm codegen isn't yet supported.");
}
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