[llvm-commits] [llvm] r146692 - in /llvm/trunk/lib/Target/Hexagon: CMakeLists.txt Hexagon.h HexagonInstrInfo.cpp HexagonMCAsmInfo.cpp HexagonMCAsmInfo.h HexagonRegisterInfo.cpp HexagonSubtarget.cpp HexagonTargetMachine.cpp LLVMBuild.txt MCTargetDesc/ MCTargetDesc/CMakeLists.txt MCTargetDesc/HexagonMCAsmInfo.cpp MCTargetDesc/HexagonMCAsmInfo.h MCTargetDesc/HexagonMCTargetDesc.cpp MCTargetDesc/HexagonMCTargetDesc.h MCTargetDesc/LLVMBuild.txt MCTargetDesc/Makefile Makefile

[Jakob Stoklund Olesen]

On Dec 15, 2011, at 2:29 PM, Tony Linthicum wrote:

> Author: tlinth
> Date: Thu Dec 15 16:29:08 2011
> New Revision: 146692
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=146692&view=rev
> Log:
> Add MCTargetDesc library to Hexagon target

Hi Tony,

I am still seeing segfaults when trying to use the Hexagon target on OS X:

$ Release+Asserts/bin/llc -march=hexagon -mcpu=hexagonv4 < /d/g/llvm/test/CodeGen/Hexagon/combine.ll
0  llc               0x0000000105702e52 _ZL15PrintStackTracePv + 34
1  llc               0x0000000105703369 _ZL13SignalHandleri + 697
2  libsystem_c.dylib 0x00007fff91d2dcfa _sigtramp + 26
3  libsystem_c.dylib 0x0000000105d57258 _sigtramp + 18446603342462489976
4  llc               0x0000000104e4e745 llvm::HexagonTargetMachine::HexagonTargetMachine(llvm::Target const&, llvm::StringRef, llvm::StringRef, llvm::StringRef, llvm::TargetOptions, llvm::Reloc::Model, llvm::CodeModel::Model, llvm::CodeGenOpt::Level) + 325
5  llc               0x0000000104e4eb94 llvm::RegisterTargetMachine<llvm::HexagonTargetMachine>::Allocator(llvm::Target const&, llvm::StringRef, llvm::StringRef, llvm::StringRef, llvm::TargetOptions const&, llvm::Reloc::Model, llvm::CodeModel::Model, llvm::CodeGenOpt::Level) + 196
6  llc               0x0000000104de7724 main + 3044
7  llc               0x0000000104de6b34 start + 52
Stack dump:
0.	Program arguments: Release+Asserts/bin/llc -march=hexagon -mcpu=hexagonv4 
Segmentation fault: 11

If you don't have a Mac available, I would suggest that you try to figure out what the Hexagon target is doing different compared to the other targets when initializing the TargetMachine instance.

/jakob