[llvm] [clang] [clang-tools-extra] Dont alter cold function alignment unless using Os (PR #72387)
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Wed Nov 15 05:49:25 PST 2023
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<!--LLVM CODE FORMAT COMMENT: {clang-format}-->
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You can test this locally with the following command:
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``````````bash
git-clang-format --diff 2060bfcdc7eb704647c64bf925cdceb94c1f535f effbfe02b71638fe49dfc09423663f9077c4cc41 -- clang/test/CodeGen/cold-align.cpp clang/lib/CodeGen/CodeGenModule.cpp llvm/lib/CodeGen/MachineFunction.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/CodeGen/MachineFunction.cpp b/llvm/lib/CodeGen/MachineFunction.cpp
index ab5392a05f..9303ca787e 100644
--- a/llvm/lib/CodeGen/MachineFunction.cpp
+++ b/llvm/lib/CodeGen/MachineFunction.cpp
@@ -215,7 +215,7 @@ void MachineFunction::init() {
// FIXME: Shouldn't use pref alignment if explicit alignment is set on F.
// FIXME: Use Function::hasOptSize().
if ((!F.hasFnAttribute(Attribute::OptimizeForSize)) ||
- (F.getFnAttribute("keepalign").getValueAsBool()))
+ (F.getFnAttribute("keepalign").getValueAsBool()))
Alignment = std::max(Alignment,
STI->getTargetLowering()->getPrefFunctionAlignment());
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https://github.com/llvm/llvm-project/pull/72387
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