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Hiroshi Inoue ca3cdd7f27 [PowerPC] fix a bug in TCO eligibility check
If the callee and caller use different calling convensions, we cannot apply TCO if the callee requires arguments on stack; e.g. C calling convention and Fast CC use the same registers for parameter passing, but the stack offset is not necessarily same.

This patch also recommit r319218 "[PowerPC] Allow tail calls of fastcc functions from C CallingConv functions." by @sfertile since the problem reported in r320106 should be fixed.

Differential Revision: https://reviews.llvm.org/D40893

llvm-svn: 321579
2017-12-30 08:09:04 +00:00
clang [NFC] Modernize enum 'UnqualifiedId::IdKind' into a scoped enum UnqualifiedIdKind. 2017-12-30 04:15:27 +00:00
clang-tools-extra [clangd] Properly set filterText for index-based completion items 2017-12-29 14:59:22 +00:00
compiler-rt [msan] Intercept pthread_getname_np. 2017-12-28 23:06:51 +00:00
debuginfo-tests [debuginfo-tests] Support moving debuginfo-tests to llvm/projects 2017-12-12 16:54:20 +00:00
libclc configure.py: Add gfx900 (Vega, Raven) 2017-11-27 11:14:06 +00:00
libcxx Try again, this time with the correct address 2017-12-29 19:26:53 +00:00
libcxxabi Try again, this time with the correct address 2017-12-29 19:26:28 +00:00
libunwind There is no portable format string for printing `uintptr_t` values. 2017-12-27 05:46:53 +00:00
lld [ELF] Only scan executables for shlib undefined symbols 2017-12-30 08:00:44 +00:00
lldb Remove duplicate declaration from D41550; NFC 2017-12-28 07:48:10 +00:00
llgo irgen: Create functions instead of global variables for builtin hash and equal algorithms. 2017-06-04 22:11:28 +00:00
llvm [PowerPC] fix a bug in TCO eligibility check 2017-12-30 08:09:04 +00:00
openmp Unify build documentation and convert to reStructuredText 2017-12-27 09:15:10 +00:00
parallel-libs [Axccel] Remove -Wno-missing-braces in build 2016-12-19 21:34:07 +00:00
polly [CodeGen] Fix noalias annotations for memcpy/memmove. 2017-12-22 17:44:53 +00:00
README.md Add an svn project to contain the files that appear at the root of the 2017-10-19 21:09:49 +00:00

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.