Author: evancheng
Date: Wed Jul 25 18:35:07 2007
New Revision: 40500
URL: http://llvm.org/viewvc/llvm-project?rev=40500&view=rev
Log:
EmitAlignment() also emits optional fill value.
Modified:
llvm/trunk/include/llvm/CodeGen/AsmPrinter.h
llvm/trunk/lib/CodeGen/AsmPrinter.cpp
Modified: llvm/trunk/include/llvm/CodeGen/AsmPrinter.h
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/CodeGen/AsmPrinter.h?rev=40500&r1=40499&r2=40500&view=diff
==============================================================================
--- llvm/trunk/include/llvm/CodeGen/AsmPrinter.h (original)
+++ llvm/trunk/include/llvm/CodeGen/AsmPrinter.h Wed Jul 25 18:35:07 2007
@@ -251,7 +251,9 @@
/// an explicit alignment requested, it will unconditionally override the
/// alignment request. However, if ForcedAlignBits is specified, this
value
/// has final say: the ultimate alignment will be the max of
ForcedAlignBits
- /// and the alignment computed with NumBits and the global.
+ /// and the alignment computed with NumBits and the global. If UseFillExpr
+ /// is true, it also emits an optional second value FillValue which the
+ /// assembler uses to fill gaps to match alignment.
///
/// The algorithm is:
/// Align = NumBits;
@@ -259,7 +261,8 @@
/// Align = std::max(Align, ForcedAlignBits);
///
void EmitAlignment(unsigned NumBits, const GlobalValue *GV = 0,
- unsigned ForcedAlignBits = 0) const;
+ unsigned ForcedAlignBits = 0, bool UseFillExpr = false,
+ unsigned FillValue = 0) const;
protected:
/// EmitZeros - Emit a block of zeros.
Modified: llvm/trunk/lib/CodeGen/AsmPrinter.cpp
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter.cpp?rev=40500&r1=40499&r2=40500&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/AsmPrinter.cpp (original)
+++ llvm/trunk/lib/CodeGen/AsmPrinter.cpp Wed Jul 25 18:35:07 2007
@@ -621,14 +621,17 @@
// Align = std::max(Align, ForcedAlignBits);
//
void AsmPrinter::EmitAlignment(unsigned NumBits, const GlobalValue *GV,
- unsigned ForcedAlignBits) const {
+ unsigned ForcedAlignBits, bool UseFillExpr,
+ unsigned FillValue) const {
if (GV && GV->getAlignment())
NumBits = Log2_32(GV->getAlignment());
NumBits = std::max(NumBits, ForcedAlignBits);
if (NumBits == 0) return; // No need to emit alignment.
if (TAI->getAlignmentIsInBytes()) NumBits = 1 << NumBits;
- O << TAI->getAlignDirective() << NumBits << "\n";
+ O << TAI->getAlignDirective() << NumBits;
+ if (UseFillExpr) O << ",0x" << std::hex << FillValue << std::dec;
+ O << "\n";
}
_______________________________________________
llvm-commits mailing list
llvm-commits@cs.uiuc.edu
http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
