[llvm-commits] [llvm] r47734 - in /llvm/trunk: include/llvm/Target/TargetLowering.h lib/CodeGen/SelectionDAG/TargetLowering.cpp lib/Target/PowerPC/PPCISelLowering.cpp lib/Target/PowerPC/PPCISelLowering.h
Dale Johannesen
dalej at apple.com
Thu Feb 28 14:31:51 PST 2008
Author: johannes
Date: Thu Feb 28 16:31:51 2008
New Revision: 47734
URL: http://llvm.org/viewvc/llvm-project?rev=47734&view=rev
Log:
Interface of getByValTypeAlignment differed between
generic & x86 versions; change generic to follow x86
and improve comments. Add PPC version (not right
for non-Darwin.)
Modified:
llvm/trunk/include/llvm/Target/TargetLowering.h
llvm/trunk/lib/CodeGen/SelectionDAG/TargetLowering.cpp
llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
llvm/trunk/lib/Target/PowerPC/PPCISelLowering.h
Modified: llvm/trunk/include/llvm/Target/TargetLowering.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Target/TargetLowering.h?rev=47734&r1=47733&r2=47734&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Target/TargetLowering.h (original)
+++ llvm/trunk/include/llvm/Target/TargetLowering.h Thu Feb 28 16:31:51 2008
@@ -420,7 +420,8 @@
}
/// getByValTypeAlignment - Return the desired alignment for ByVal aggregate
- /// function arguments in the caller parameter area.
+ /// function arguments in the caller parameter area. This is the actual
+ /// alignment, not its logarithm.
virtual unsigned getByValTypeAlignment(const Type *Ty) const;
/// getRegisterType - Return the type of registers that this ValueType will
Modified: llvm/trunk/lib/CodeGen/SelectionDAG/TargetLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/TargetLowering.cpp?rev=47734&r1=47733&r2=47734&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/TargetLowering.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/TargetLowering.cpp Thu Feb 28 16:31:51 2008
@@ -424,9 +424,10 @@
}
/// getByValTypeAlignment - Return the desired alignment for ByVal aggregate
-/// function arguments in the caller parameter area.
+/// function arguments in the caller parameter area. This is the actual
+/// alignment, not its logarithm.
unsigned TargetLowering::getByValTypeAlignment(const Type *Ty) const {
- return Log2_32(TD->getCallFrameTypeAlignment(Ty));
+ return TD->getCallFrameTypeAlignment(Ty);
}
SDOperand TargetLowering::getPICJumpTableRelocBase(SDOperand Table,
Modified: llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp?rev=47734&r1=47733&r2=47734&view=diff
==============================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp Thu Feb 28 16:31:51 2008
@@ -351,6 +351,17 @@
computeRegisterProperties();
}
+/// getByValTypeAlignment - Return the desired alignment for ByVal aggregate
+/// function arguments in the caller parameter area.
+unsigned PPCTargetLowering::getByValTypeAlignment(const Type *Ty) const {
+ TargetMachine &TM = getTargetMachine();
+ // Darwin passes everything on 4 byte boundary.
+ if (TM.getSubtarget<PPCSubtarget>().isDarwin())
+ return 4;
+ // FIXME Elf TBD
+ return 4;
+}
+
const char *PPCTargetLowering::getTargetNodeName(unsigned Opcode) const {
switch (Opcode) {
default: return 0;
Modified: llvm/trunk/lib/Target/PowerPC/PPCISelLowering.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/PPCISelLowering.h?rev=47734&r1=47733&r2=47734&view=diff
==============================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCISelLowering.h (original)
+++ llvm/trunk/lib/Target/PowerPC/PPCISelLowering.h Thu Feb 28 16:31:51 2008
@@ -268,6 +268,11 @@
getRegForInlineAsmConstraint(const std::string &Constraint,
MVT::ValueType VT) const;
+ /// getByValTypeAlignment - Return the desired alignment for ByVal aggregate
+ /// function arguments in the caller parameter area. This is the actual
+ /// alignment, not its logarithm.
+ unsigned getByValTypeAlignment(const Type *Ty) const;
+
/// LowerAsmOperandForConstraint - Lower the specified operand into the Ops
/// vector. If it is invalid, don't add anything to Ops.
virtual void LowerAsmOperandForConstraint(SDOperand Op,
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