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Rework global alignment computation again. Now we do round up

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alignment of globals to the preferred alignment, but only when
there is no section specified on the global (by far the common
case).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102515 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2010-04-28 19:58:07 +00:00
parent 54fc4d6a48
commit e87f7bb50e
5 changed files with 70 additions and 33 deletions
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9
include/llvm/CodeGen/AsmPrinter.h
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@@ -204,12 +204,8 @@ namespace llvm {
/// EmitAlignment - Emit an alignment directive to the specified power of
/// two boundary. For example, if you pass in 3 here, you will get an 8
/// byte alignment. If a global value is specified, and if that global has
/// an explicit alignment requested, it will unconditionally override the
/// alignment request.
///
/// The algorithm is:
/// Align = NumBits;
/// if (GV && GV->hasalignment) Align = GV->getAlignment();
/// an explicit alignment requested, it will override the alignment request
/// if required for correctness.
///
void EmitAlignment(unsigned NumBits, const GlobalValue *GV = 0) const;
@@ -218,7 +214,6 @@ namespace llvm {
/// it if appropriate.
void EmitBasicBlockStart(const MachineBasicBlock *MBB) const;
/// EmitGlobalConstant - Print a general LLVM constant to the .s file.
void EmitGlobalConstant(const Constant *CV, unsigned AddrSpace = 0);