[lld] [lld][NFC] Factor out isCodeSection helper. (PR #69193)

[Jacek Caban via llvm-commits]

https://github.com/cjacek updated https://github.com/llvm/llvm-project/pull/69193

>From 9a02863309b2368b42846e1006dd16f7e2044ea0 Mon Sep 17 00:00:00 2001
From: Jacek Caban <jacek at codeweavers.com>
Date: Mon, 16 Oct 2023 13:25:45 +0200
Subject: [PATCH] [lld][NFC] Factor out isCodeSection helper.

---
 lld/COFF/Writer.cpp | 6 +-----
 lld/COFF/Writer.h   | 6 ++++++
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/lld/COFF/Writer.cpp b/lld/COFF/Writer.cpp
index 4f6c2a57f533505..d4f6ee6fde4952c 100644
--- a/lld/COFF/Writer.cpp
+++ b/lld/COFF/Writer.cpp
@@ -1403,11 +1403,7 @@ void Writer::assignAddresses() {
 
     // If /FUNCTIONPADMIN is used, functions are padded in order to create a
     // hotpatchable image.
-    const bool isCodeSection =
-        (sec->header.Characteristics & IMAGE_SCN_CNT_CODE) &&
-        (sec->header.Characteristics & IMAGE_SCN_MEM_READ) &&
-        (sec->header.Characteristics & IMAGE_SCN_MEM_EXECUTE);
-    uint32_t padding = isCodeSection ? config->functionPadMin : 0;
+    uint32_t padding = sec->isCodeSection() ? config->functionPadMin : 0;
 
     for (Chunk *c : sec->chunks) {
       if (padding && c->isHotPatchable())
diff --git a/lld/COFF/Writer.h b/lld/COFF/Writer.h
index 4a74aa7ada59d73..9004bb310d07305 100644
--- a/lld/COFF/Writer.h
+++ b/lld/COFF/Writer.h
@@ -64,6 +64,12 @@ class OutputSection {
   // Used only when the name is longer than 8 bytes.
   void setStringTableOff(uint32_t v) { stringTableOff = v; }
 
+  bool isCodeSection() const {
+    return (header.Characteristics & llvm::COFF::IMAGE_SCN_CNT_CODE) &&
+           (header.Characteristics & llvm::COFF::IMAGE_SCN_MEM_READ) &&
+           (header.Characteristics & llvm::COFF::IMAGE_SCN_MEM_EXECUTE);
+  }
+
   // N.B. The section index is one based.
   uint32_t sectionIndex = 0;