[llvm-commits] [llvm] r54844 - in /llvm/trunk: include/llvm/Target/TargetAsmInfo.h lib/Target/Sparc/SparcTargetAsmInfo.cpp lib/Target/TargetAsmInfo.cpp

[Anton Korobeynikov]

Author: asl
Date: Sat Aug 16 07:58:12 2008
New Revision: 54844

URL: http://llvm.org/viewvc/llvm-project?rev=54844&view=rev
Log:
Add interface for section override. Use this for Sparc, since it should use named BSS section.

Modified:
    llvm/trunk/include/llvm/Target/TargetAsmInfo.h
    llvm/trunk/lib/Target/Sparc/SparcTargetAsmInfo.cpp
    llvm/trunk/lib/Target/TargetAsmInfo.cpp

Modified: llvm/trunk/include/llvm/Target/TargetAsmInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Target/TargetAsmInfo.h?rev=54844&r1=54843&r2=54844&view=diff

==============================================================================
--- llvm/trunk/include/llvm/Target/TargetAsmInfo.h (original)
+++ llvm/trunk/include/llvm/Target/TargetAsmInfo.h Sat Aug 16 07:58:12 2008
@@ -520,9 +520,11 @@
     virtual ~TargetAsmInfo();
 
     const Section* getNamedSection(const char *Name,
-                                   unsigned Flags = SectionFlags::None) const;
+                                   unsigned Flags = SectionFlags::None,
+                                   bool Override = false) const;
     const Section* getUnnamedSection(const char *Directive,
-                                     unsigned Flags = SectionFlags::None) const;
+                                     unsigned Flags = SectionFlags::None,
+                                     bool Override = false) const;
 
     /// Measure the specified inline asm to determine an approximation of its
     /// length.

Modified: llvm/trunk/lib/Target/Sparc/SparcTargetAsmInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Sparc/SparcTargetAsmInfo.cpp?rev=54844&r1=54843&r2=54844&view=diff

==============================================================================
--- llvm/trunk/lib/Target/Sparc/SparcTargetAsmInfo.cpp (original)
+++ llvm/trunk/lib/Target/Sparc/SparcTargetAsmInfo.cpp Sat Aug 16 07:58:12 2008
@@ -25,6 +25,11 @@
   ConstantPoolSection = "\t.section \".rodata\",#alloc\n";
   COMMDirectiveTakesAlignment = true;
   CStringSection=".rodata.str";
+
+  // Sparc normally uses named section for BSS.
+  BSSSection_  = getNamedSection("\t.bss",
+                                 SectionFlags::Writeable | SectionFlags::BSS,
+                                 /* Override */ true);
 }
 
 std::string SparcELFTargetAsmInfo::printSectionFlags(unsigned flags) const {

Modified: llvm/trunk/lib/Target/TargetAsmInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/TargetAsmInfo.cpp?rev=54844&r1=54843&r2=54844&view=diff

==============================================================================
--- llvm/trunk/lib/Target/TargetAsmInfo.cpp (original)
+++ llvm/trunk/lib/Target/TargetAsmInfo.cpp Sat Aug 16 07:58:12 2008
@@ -352,11 +352,12 @@
 }
 
 const Section*
-TargetAsmInfo::getNamedSection(const char *Name, unsigned Flags) const {
+TargetAsmInfo::getNamedSection(const char *Name, unsigned Flags,
+                               bool Override) const {
   Section& S = Sections[Name];
 
   // This is newly-created section, set it up properly.
-  if (S.Flags == SectionFlags::Invalid) {
+  if (S.Flags == SectionFlags::Invalid || Override) {
     S.Flags = Flags | SectionFlags::Named;
     S.Name = Name;
   }
@@ -365,11 +366,12 @@
 }
 
 const Section*
-TargetAsmInfo::getUnnamedSection(const char *Directive, unsigned Flags) const {
+TargetAsmInfo::getUnnamedSection(const char *Directive, unsigned Flags,
+                                 bool Override) const {
   Section& S = Sections[Directive];
 
   // This is newly-created section, set it up properly.
-  if (S.Flags == SectionFlags::Invalid) {
+  if (S.Flags == SectionFlags::Invalid || Override) {
     S.Flags = Flags & ~SectionFlags::Named;
     S.Name = Directive;
   }