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Ana Pazos 0a5fcefa31 [RISCV] Fix disassembling of fence instruction with invalid field
Summary:
Instruction with 0 in fence field being disassembled as fence , iorw.
Printing "unknown" to match GAS behavior.

This bug was uncovered by a LLVM MC Disassembler Protocol Buffer Fuzzer
for the RISC-V assembly language.

Reviewers: asb

Subscribers: rbar, johnrusso, simoncook, sabuasal, niosHD, kito-cheng, shiva0217, zzheng, edward-jones, mgrang, rogfer01, MartinMosbeck, brucehoult, the_o, rkruppe, jfb, PkmX, jocewei, asb

Differential Revision: https://reviews.llvm.org/D51828

llvm-svn: 344309
2018-10-11 22:49:13 +00:00
clang Revert "[Driver] Default Android toolchains to libc++." 2018-10-11 21:28:42 +00:00
clang-tools-extra [Documentation] Rephrase modernize-deprecated-ios-base-aliases description. Add clangd and clang-doc placeholders in Release Notes. 2018-10-11 21:40:32 +00:00
compiler-rt [hwasan] relax a test 2018-10-11 20:29:00 +00:00
debuginfo-tests Revert "(Retry) Add a basic integration test for C++ smart pointers" 2018-08-20 19:53:33 +00:00
libclc configure: Rework support for gfx9+ devices that were added post LLVM 3.9 2018-09-15 22:02:01 +00:00
libcxx Revert commit r344254; does not work with C++03 2018-10-11 17:28:57 +00:00
libcxxabi Use C++03 friendly version of alignof 2018-10-11 03:01:14 +00:00
libunwind [CMake] Link to compiler-rt if LIBUNWIND_USE_COMPILER_RT is ON. 2018-10-08 18:35:00 +00:00
lld Remove SymbolTable::addAbsolute(). 2018-10-11 22:15:41 +00:00
lldb Revert SymbolFileNativePDB plugin. 2018-10-11 18:45:44 +00:00
llgo Update copyright year to 2018. 2018-06-18 12:22:17 +00:00
llvm [RISCV] Fix disassembling of fence instruction with invalid field 2018-10-11 22:49:13 +00:00
openmp [OpenMP] Convert KMP_DYNAMIC_LIB to a 0 or 1 guard everywhere 2018-10-05 17:59:39 +00:00
parallel-libs Update copyright year to 2018. 2018-06-18 12:22:17 +00:00
polly [IslAst] Fix InParallelFor nesting. 2018-09-27 13:39:37 +00:00
README.md

README.md

Low Level Virtual Machine (LLVM)

This directory and its subdirectories contain source code for LLVM, a toolkit for the construction of highly optimized compilers, optimizers, and runtime environments.