[llvm-commits] CVS: llvm/lib/CodeGen/AsmPrinter.cpp
Chris Lattner
lattner at cs.uiuc.edu
Sat Feb 4 17:47:00 PST 2006
Changes in directory llvm/lib/CodeGen:
AsmPrinter.cpp updated: 1.46 -> 1.47
---
Log message:
make sure that global doubles are aligned to 8 bytes
---
Diffs of the changes: (+10 -5)
AsmPrinter.cpp | 15 ++++++++++-----
1 files changed, 10 insertions(+), 5 deletions(-)
Index: llvm/lib/CodeGen/AsmPrinter.cpp
diff -u llvm/lib/CodeGen/AsmPrinter.cpp:1.46 llvm/lib/CodeGen/AsmPrinter.cpp:1.47
--- llvm/lib/CodeGen/AsmPrinter.cpp:1.46 Sat Feb 4 19:29:18 2006
+++ llvm/lib/CodeGen/AsmPrinter.cpp Sat Feb 4 19:46:49 2006
@@ -179,11 +179,16 @@
if (GV->getAlignment() > (1U << Alignment))
Alignment = Log2_32(GV->getAlignment());
- if (GV->hasInitializer() && Alignment < 4) {
- // If the global is not external, see if it is large. If so, give it a
- // larger alignment.
- if (TM.getTargetData().getTypeSize(GV->getType()->getElementType()) > 128)
- Alignment = 4; // 16-byte alignment.
+ if (GV->hasInitializer()) {
+ // Always round up alignment of global doubles to 8 bytes.
+ if (GV->getType()->getElementType() == Type::DoubleTy && Alignment < 3)
+ Alignment = 3;
+ if (Alignment < 4) {
+ // If the global is not external, see if it is large. If so, give it a
+ // larger alignment.
+ if (TM.getTargetData().getTypeSize(GV->getType()->getElementType()) > 128)
+ Alignment = 4; // 16-byte alignment.
+ }
}
return Alignment;
}
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