commit	ba4014e9dce96618ab4d8f820447df2a86023b74	[log] [tgz]
author	Reid Kleckner <rnk@google.com>	Thu Nov 30 22:41:21 2017 +0000
committer	Reid Kleckner <rnk@google.com>	Thu Nov 30 22:41:21 2017 +0000
tree	378fd33b9c4ff2742645fa7f05fb1f2f8da439a3
parent	669cae1f28fee3b02ca536181279cf4bbf2314d2 [diff]

XOR the frame pointer with the stack cookie when protecting the stack

Summary: This strengthens the guard and matches MSVC.

Reviewers: hans, etienneb

Subscribers: hiraditya, JDevlieghere, vlad.tsyrklevich, llvm-commits

Differential Revision: https://reviews.llvm.org/D40622

llvm-svn: 319490

llvm/include/llvm/CodeGen/TargetLowering.h[diff]
llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp[diff]
llvm/lib/CodeGen/StackProtector.cpp[diff]
llvm/lib/Target/X86/X86ISelLowering.cpp[diff]
llvm/lib/Target/X86/X86ISelLowering.h[diff]
llvm/lib/Target/X86/X86InstrCompiler.td[diff]
llvm/lib/Target/X86/X86InstrInfo.cpp[diff]
llvm/test/CodeGen/X86/stack-protector-msvc.ll[diff]
llvm/test/CodeGen/X86/stack-protector-weight.ll[diff]

9 files changed

tree: 378fd33b9c4ff2742645fa7f05fb1f2f8da439a3

clang/
clang-tools-extra/
compiler-rt/
debuginfo-tests/
libclc/
libcxx/
libcxxabi/
libunwind/
lld/
lldb/
llgo/
llvm/
openmp/
parallel-libs/
polly/
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.