mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-07-21 18:29:45 +00:00
Add a getBundleEnd() function to go with the existing getBundleStart().
This is easier implemented now that bundle flags are symmetric. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171927 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
parent
c3d6de2fe5
commit
d700a2f9c5
@ -18,6 +18,7 @@
|
|||||||
#define LLVM_CODEGEN_MACHINEINSTRBUILDER_H
|
#define LLVM_CODEGEN_MACHINEINSTRBUILDER_H
|
||||||
|
|
||||||
#include "llvm/CodeGen/MachineFunction.h"
|
#include "llvm/CodeGen/MachineFunction.h"
|
||||||
|
#include "llvm/CodeGen/MachineInstrBundle.h"
|
||||||
#include "llvm/Support/ErrorHandling.h"
|
#include "llvm/Support/ErrorHandling.h"
|
||||||
|
|
||||||
namespace llvm {
|
namespace llvm {
|
||||||
@ -391,11 +392,7 @@ public:
|
|||||||
/// Create an MIBundleBuilder representing an existing instruction or bundle
|
/// Create an MIBundleBuilder representing an existing instruction or bundle
|
||||||
/// that has MI as its head.
|
/// that has MI as its head.
|
||||||
explicit MIBundleBuilder(MachineInstr *MI)
|
explicit MIBundleBuilder(MachineInstr *MI)
|
||||||
: MBB(*MI->getParent()), Begin(MI) {
|
: MBB(*MI->getParent()), Begin(MI), End(getBundleEnd(MI)) {}
|
||||||
MachineBasicBlock::iterator I = MI;
|
|
||||||
++I;
|
|
||||||
End = I.getInstrIterator();
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Return a reference to the basic block containing this bundle.
|
/// Return a reference to the basic block containing this bundle.
|
||||||
MachineBasicBlock &getMBB() const { return MBB; }
|
MachineBasicBlock &getMBB() const { return MBB; }
|
||||||
|
@ -45,18 +45,36 @@ bool finalizeBundles(MachineFunction &MF);
|
|||||||
///
|
///
|
||||||
inline MachineInstr *getBundleStart(MachineInstr *MI) {
|
inline MachineInstr *getBundleStart(MachineInstr *MI) {
|
||||||
MachineBasicBlock::instr_iterator I = MI;
|
MachineBasicBlock::instr_iterator I = MI;
|
||||||
while (I->isInsideBundle())
|
while (I->isBundledWithPred())
|
||||||
--I;
|
--I;
|
||||||
return I;
|
return I;
|
||||||
}
|
}
|
||||||
|
|
||||||
inline const MachineInstr *getBundleStart(const MachineInstr *MI) {
|
inline const MachineInstr *getBundleStart(const MachineInstr *MI) {
|
||||||
MachineBasicBlock::const_instr_iterator I = MI;
|
MachineBasicBlock::const_instr_iterator I = MI;
|
||||||
while (I->isInsideBundle())
|
while (I->isBundledWithPred())
|
||||||
--I;
|
--I;
|
||||||
return I;
|
return I;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
/// Return an iterator pointing beyond the bundle containing MI.
|
||||||
|
inline MachineBasicBlock::instr_iterator
|
||||||
|
getBundleEnd(MachineInstr *MI) {
|
||||||
|
MachineBasicBlock::instr_iterator I = MI;
|
||||||
|
while (I->isBundledWithSucc())
|
||||||
|
++I;
|
||||||
|
return ++I;
|
||||||
|
}
|
||||||
|
|
||||||
|
/// Return an iterator pointing beyond the bundle containing MI.
|
||||||
|
inline MachineBasicBlock::const_instr_iterator
|
||||||
|
getBundleEnd(const MachineInstr *MI) {
|
||||||
|
MachineBasicBlock::const_instr_iterator I = MI;
|
||||||
|
while (I->isBundledWithSucc())
|
||||||
|
++I;
|
||||||
|
return ++I;
|
||||||
|
}
|
||||||
|
|
||||||
//===----------------------------------------------------------------------===//
|
//===----------------------------------------------------------------------===//
|
||||||
// MachineOperand iterator
|
// MachineOperand iterator
|
||||||
//
|
//
|
||||||
|
Loading…
Reference in New Issue
Block a user