From 46fa231c520cd3083fecc76cc2e64dc72f29872e Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Mon, 29 Aug 2016 12:33:42 +0000
Subject: Move code only used by codegen out of MC. NFC.

MC itself never needs to know about these sections.

llvm-svn: 279965
---
 llvm/lib/MC/MCObjectFileInfo.cpp | 40 ----------------------------------------
 1 file changed, 40 deletions(-)

(limited to 'llvm/lib/MC/MCObjectFileInfo.cpp')

diff --git a/llvm/lib/MC/MCObjectFileInfo.cpp b/llvm/lib/MC/MCObjectFileInfo.cpp
index 79e9dcc0a24..8fd71f62e4e 100644
--- a/llvm/lib/MC/MCObjectFileInfo.cpp
+++ b/llvm/lib/MC/MCObjectFileInfo.cpp
@@ -177,20 +177,6 @@ void MCObjectFileInfo::initMachOMCObjectFileInfo(const Triple &T) {
                            MachO::S_THREAD_LOCAL_VARIABLE_POINTERS,
                            SectionKind::getMetadata());
 
-  if (!PositionIndependent) {
-    StaticCtorSection = Ctx->getMachOSection("__TEXT", "__constructor", 0,
-                                             SectionKind::getData());
-    StaticDtorSection = Ctx->getMachOSection("__TEXT", "__destructor", 0,
-                                             SectionKind::getData());
-  } else {
-    StaticCtorSection = Ctx->getMachOSection("__DATA", "__mod_init_func",
-                                             MachO::S_MOD_INIT_FUNC_POINTERS,
-                                             SectionKind::getData());
-    StaticDtorSection = Ctx->getMachOSection("__DATA", "__mod_term_func",
-                                             MachO::S_MOD_TERM_FUNC_POINTERS,
-                                             SectionKind::getData());
-  }
-
   // Exception Handling.
   LSDASection = Ctx->getMachOSection("__TEXT", "__gcc_except_tab", 0,
                                      SectionKind::getReadOnlyWithRel());
@@ -507,12 +493,6 @@ void MCObjectFileInfo::initELFMCObjectFileInfo(const Triple &T) {
       Ctx->getELFSection(".rodata.cst32", ELF::SHT_PROGBITS,
                          ELF::SHF_ALLOC | ELF::SHF_MERGE, 32, "");
 
-  StaticCtorSection = Ctx->getELFSection(".ctors", ELF::SHT_PROGBITS,
-                                         ELF::SHF_ALLOC | ELF::SHF_WRITE);
-
-  StaticDtorSection = Ctx->getELFSection(".dtors", ELF::SHT_PROGBITS,
-                                         ELF::SHF_ALLOC | ELF::SHF_WRITE);
-
   // Exception Handling Sections.
 
   // FIXME: We're emitting LSDA info into a readonly section on ELF, even though
@@ -630,26 +610,6 @@ void MCObjectFileInfo::initCOFFMCObjectFileInfo(const Triple &T) {
       ".rdata", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ,
       SectionKind::getReadOnly());
 
-  if (T.isKnownWindowsMSVCEnvironment() || T.isWindowsItaniumEnvironment()) {
-    StaticCtorSection =
-        Ctx->getCOFFSection(".CRT$XCU", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA |
-                                            COFF::IMAGE_SCN_MEM_READ,
-                            SectionKind::getReadOnly());
-    StaticDtorSection =
-        Ctx->getCOFFSection(".CRT$XTX", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA |
-                                            COFF::IMAGE_SCN_MEM_READ,
-                            SectionKind::getReadOnly());
-  } else {
-    StaticCtorSection = Ctx->getCOFFSection(
-        ".ctors", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA |
-                      COFF::IMAGE_SCN_MEM_READ | COFF::IMAGE_SCN_MEM_WRITE,
-        SectionKind::getData());
-    StaticDtorSection = Ctx->getCOFFSection(
-        ".dtors", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA |
-                      COFF::IMAGE_SCN_MEM_READ | COFF::IMAGE_SCN_MEM_WRITE,
-        SectionKind::getData());
-  }
-
   // FIXME: We're emitting LSDA info into a readonly section on COFF, even
   // though it contains relocatable pointers.  In PIC mode, this is probably a
   // big runtime hit for C++ apps.  Either the contents of the LSDA need to be
-- 
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