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| author | Eugene Leviant <eleviant@accesssoftek.com> | 2018-11-10 08:31:21 +0000 |
|---|---|---|
| committer | Eugene Leviant <eleviant@accesssoftek.com> | 2018-11-10 08:31:21 +0000 |
| commit | be8d19967aeae0eba3b82c0ec808b441327189c8 (patch) | |
| tree | 242e575b70608bf6000b8555863c2c7a310d4e17 /llvm/lib/Linker | |
| parent | 825f9d3e268ce39d057f6d3772a23de6fe407f0d (diff) | |
| download | bcm5719-llvm-be8d19967aeae0eba3b82c0ec808b441327189c8.tar.gz bcm5719-llvm-be8d19967aeae0eba3b82c0ec808b441327189c8.zip | |
[ThinLTO] Internalize readonly globals
This patch allows internalising globals if all accesses to them
(from live functions) are from non-volatile load instructions
Differential revision: https://reviews.llvm.org/D49362
llvm-svn: 346584
Diffstat (limited to 'llvm/lib/Linker')
| -rw-r--r-- | llvm/lib/Linker/IRMover.cpp | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/llvm/lib/Linker/IRMover.cpp b/llvm/lib/Linker/IRMover.cpp index b304bfc401a..72e20ae0ba1 100644 --- a/llvm/lib/Linker/IRMover.cpp +++ b/llvm/lib/Linker/IRMover.cpp @@ -1062,11 +1062,6 @@ void IRLinker::prepareCompileUnitsForImport() { ValueMap.MD()[CU->getRawEnumTypes()].reset(nullptr); ValueMap.MD()[CU->getRawMacros()].reset(nullptr); ValueMap.MD()[CU->getRawRetainedTypes()].reset(nullptr); - // We import global variables only temporarily in order for instcombine - // and globalopt to perform constant folding and static constructor - // evaluation. After that elim-avail-extern will covert imported globals - // back to declarations, so we don't need debug info for them. - ValueMap.MD()[CU->getRawGlobalVariables()].reset(nullptr); // Imported entities only need to be mapped in if they have local // scope, as those might correspond to an imported entity inside a |
