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Don't allow per-register spill size and alignment.

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These values were not used for anything. Spill size and alignment is a property
of the register class, not the register.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129906 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen 2011-04-21 03:43:21 +00:00
parent a4c4c0e129
commit 69ba413057
3 changed files with 0 additions and 14 deletions
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11
include/llvm/Target/Target.td
View File

@ -32,17 +32,6 @@ class Register<string n> {
string Namespace = ""; string Namespace = "";
string AsmName = n; string AsmName = n;
// SpillSize - If this value is set to a non-zero value, it is the size in
// bits of the spill slot required to hold this register. If this value is
// set to zero, the information is inferred from any register classes the
// register belongs to.
int SpillSize = 0;
// SpillAlignment - This value is used to specify the alignment required for
// spilling the register. Like SpillSize, this should only be explicitly
// specified if the register is not in a register class.
int SpillAlignment = 0;
// Aliases - A list of registers that this register overlaps with. A read or // Aliases - A list of registers that this register overlaps with. A read or
// modification of this register can potentially read or modify the aliased // modification of this register can potentially read or modify the aliased
// registers. // registers.

1
utils/TableGen/CodeGenRegisters.h
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@ -29,7 +29,6 @@ namespace llvm {
struct CodeGenRegister { struct CodeGenRegister {
Record *TheDef; Record *TheDef;
const std::string &getName() const; const std::string &getName() const;
unsigned DeclaredSpillSize, DeclaredSpillAlignment;
unsigned EnumValue; unsigned EnumValue;
unsigned CostPerUse; unsigned CostPerUse;
CodeGenRegister(Record *R); CodeGenRegister(Record *R);

2
utils/TableGen/CodeGenTarget.cpp
View File

@ -170,8 +170,6 @@ void CodeGenTarget::ReadRegisters() const {
} }
CodeGenRegister::CodeGenRegister(Record *R) : TheDef(R) { CodeGenRegister::CodeGenRegister(Record *R) : TheDef(R) {
DeclaredSpillSize = R->getValueAsInt("SpillSize");
DeclaredSpillAlignment = R->getValueAsInt("SpillAlignment");
CostPerUse = R->getValueAsInt("CostPerUse"); CostPerUse = R->getValueAsInt("CostPerUse");
} }