[llvm] [BOLT] Push code to higher addresses under options (PR #146180)
Amir Ayupov via llvm-commits
llvm-commits at lists.llvm.org
Fri Jun 27 20:53:12 PDT 2025
================
@@ -3918,15 +3918,42 @@ void RewriteInstance::mapCodeSections(BOLTLinker::SectionMapper MapSection) {
return Address;
};
+ // Try to allocate sections before the \p Address and return an address for
+ // the allocation of the first section, or 0 if [0, Address) range is not
+ // big enough to fit all sections.
+ auto allocateBefore = [&](uint64_t Address) -> uint64_t {
+ for (auto SI = CodeSections.rbegin(), SE = CodeSections.rend(); SI != SE;
+ ++SI) {
+ BinarySection *Section = *SI;
----------------
aaupov wrote:
```suggestion
for (BinarySection *Section : llvm::reverse(CodeSections)) {
```
https://github.com/llvm/llvm-project/pull/146180
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