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expose SectionKindForGlobal to curious clients, named as

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getKindForGlobal.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78156 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-08-05 04:25:40 +00:00
parent a1b78d133e
commit 58bed8fc29
2 changed files with 23 additions and 10 deletions
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16
include/llvm/Target/TargetLoweringObjectFile.h
View File

@ -141,12 +141,26 @@ public:
return K;
}
/// getKindForGlobal - Classify the specified global variable into a set of
/// target independent categories embodied in SectionKind.
static SectionKind getKindForGlobal(const GlobalValue *GV,
const TargetMachine &TM);
/// SectionForGlobal - This method computes the appropriate section to emit
/// the specified global variable or function definition. This should not
/// be passed external (or available externally) globals.
const MCSection *SectionForGlobal(const GlobalValue *GV,
SectionKind Kind, Mangler *Mang,
const TargetMachine &TM) const;
/// SectionForGlobal - This method computes the appropriate section to emit
/// the specified global variable or function definition. This should not
/// be passed external (or available externally) globals.
const MCSection *SectionForGlobal(const GlobalValue *GV,
Mangler *Mang,
const TargetMachine &TM) const;
const TargetMachine &TM) const {
return SectionForGlobal(GV, getKindForGlobal(GV, TM), Mang, TM);
}
/// getSpecialCasedSectionGlobals - Allow the target to completely override
/// section assignment of a global.

15
lib/Target/TargetLoweringObjectFile.cpp
View File

@ -110,13 +110,16 @@ static bool IsNullTerminatedString(const Constant *C) {
return false;
}
/// SectionKindForGlobal - This is a top-level target-independent classifier for
/// getKindForGlobal - This is a top-level target-independent classifier for
/// a global variable. Given an global variable and information from TM, it
/// classifies the global in a variety of ways that make various target
/// implementations simpler. The target implementation is free to ignore this
/// extra info of course.
static SectionKind SectionKindForGlobal(const GlobalValue *GV,
SectionKind TargetLoweringObjectFile::getKindForGlobal(const GlobalValue *GV,
const TargetMachine &TM){
assert(!GV->isDeclaration() && !GV->hasAvailableExternallyLinkage() &&
"Can only be used for global definitions");
Reloc::Model ReloModel = TM.getRelocationModel();
// Early exit - functions should be always in text sections.
@ -227,13 +230,8 @@ static SectionKind SectionKindForGlobal(const GlobalValue *GV,
/// the specified global variable or function definition. This should not
/// be passed external (or available externally) globals.
const MCSection *TargetLoweringObjectFile::
SectionForGlobal(const GlobalValue *GV, Mangler *Mang,
SectionForGlobal(const GlobalValue *GV, SectionKind Kind, Mangler *Mang,
const TargetMachine &TM) const {
assert(!GV->isDeclaration() && !GV->hasAvailableExternallyLinkage() &&
"Can only be used for global definitions");
SectionKind Kind = SectionKindForGlobal(GV, TM);
// Select section name.
if (GV->hasSection()) {
// If the target has special section hacks for specifically named globals,
@ -254,6 +252,7 @@ SectionForGlobal(const GlobalValue *GV, Mangler *Mang,
return SelectSectionForGlobal(GV, Kind, Mang, TM);
}
// Lame default implementation. Calculate the section name for global.
const MCSection *
TargetLoweringObjectFile::SelectSectionForGlobal(const GlobalValue *GV,