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Very minor cleanups

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3271 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2002-08-09 18:55:18 +00:00
parent 44ac659bc5
commit b0cfa6dfec
2 changed files with 30 additions and 46 deletions
lib
CodeGen/InstrSched
SchedGraph.cpp
Target/SparcV9/InstrSched
SchedGraph.cpp

38
lib/CodeGen/InstrSched/SchedGraph.cpp

@ -1,16 +1,10 @@
// $Id$
//***************************************************************************
// File:
// SchedGraph.cpp
//
// Purpose:
// Scheduling graph based on SSA graph plus extra dependence edges
// capturing dependences due to machine resources (machine registers,
// CC registers, and any others).
//
// History:
// 7/20/01 - Vikram Adve - Created
//**************************************************************************/
//===- SchedGraph.cpp - Scheduling Graph Implementation -------------------===//
//
// Scheduling graph based on SSA graph plus extra dependence edges capturing
// dependences due to machine resources (machine registers, CC registers, and
// any others).
//
//===----------------------------------------------------------------------===//
#include "SchedGraph.h"
#include "llvm/CodeGen/InstrSelection.h"
@ -18,12 +12,10 @@
#include "llvm/CodeGen/MachineCodeForBasicBlock.h"
#include "llvm/Target/MachineRegInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/BasicBlock.h"
#include "llvm/Function.h"
#include "llvm/iOther.h"
#include "Support/StringExtras.h"
#include "Support/STLExtras.h"
#include <iostream>
using std::vector;
using std::pair;
@ -356,21 +348,21 @@ SchedGraph::addCDEdges(const TerminatorInst* term,
if (first == termMvec.size())
return;
SchedGraphNode* firstBrNode = this->getGraphNodeForInstr(termMvec[first]);
SchedGraphNode* firstBrNode = getGraphNodeForInstr(termMvec[first]);
// Add CD edges from each instruction in the sequence to the
// *last preceding* branch instr. in the sequence
// Use a latency of 0 because we only need to prevent out-of-order issue.
//
for (int i = (int) termMvec.size()-1; i > (int) first; i--)
for (unsigned i = termMvec.size(); i > first+1; --i)
{
SchedGraphNode* toNode = this->getGraphNodeForInstr(termMvec[i]);
SchedGraphNode* toNode = getGraphNodeForInstr(termMvec[i-1]);
assert(toNode && "No node for instr generated for branch?");
for (int j = i-1; j >= 0; j--)
if (mii.isBranch(termMvec[j]->getOpCode()))
for (unsigned j = i-1; j != 0; --j)
if (mii.isBranch(termMvec[j-1]->getOpCode()))
{
SchedGraphNode* brNode = this->getGraphNodeForInstr(termMvec[j]);
SchedGraphNode* brNode = getGraphNodeForInstr(termMvec[j-1]);
assert(brNode && "No node for instr generated for branch?");
(void) new SchedGraphEdge(brNode, toNode, SchedGraphEdge::CtrlDep,
SchedGraphEdge::NonDataDep, 0);
@ -381,9 +373,9 @@ SchedGraph::addCDEdges(const TerminatorInst* term,
// Add CD edges from each instruction preceding the first branch
// to the first branch. Use a latency of 0 as above.
//
for (int i = first-1; i >= 0; i--)
for (unsigned i = first; i != 0; --i)
{
SchedGraphNode* fromNode = this->getGraphNodeForInstr(termMvec[i]);
SchedGraphNode* fromNode = getGraphNodeForInstr(termMvec[i-1]);
assert(fromNode && "No node for instr generated for branch?");
(void) new SchedGraphEdge(fromNode, firstBrNode, SchedGraphEdge::CtrlDep,
SchedGraphEdge::NonDataDep, 0);

38
lib/Target/SparcV9/InstrSched/SchedGraph.cpp

@ -1,16 +1,10 @@
// $Id$
//***************************************************************************
// File:
// SchedGraph.cpp
//
// Purpose:
// Scheduling graph based on SSA graph plus extra dependence edges
// capturing dependences due to machine resources (machine registers,
// CC registers, and any others).
//
// History:
// 7/20/01 - Vikram Adve - Created
//**************************************************************************/
//===- SchedGraph.cpp - Scheduling Graph Implementation -------------------===//
//
// Scheduling graph based on SSA graph plus extra dependence edges capturing
// dependences due to machine resources (machine registers, CC registers, and
// any others).
//
//===----------------------------------------------------------------------===//
#include "SchedGraph.h"
#include "llvm/CodeGen/InstrSelection.h"
@ -18,12 +12,10 @@
#include "llvm/CodeGen/MachineCodeForBasicBlock.h"
#include "llvm/Target/MachineRegInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/BasicBlock.h"
#include "llvm/Function.h"
#include "llvm/iOther.h"
#include "Support/StringExtras.h"
#include "Support/STLExtras.h"
#include <iostream>
using std::vector;
using std::pair;
@ -356,21 +348,21 @@ SchedGraph::addCDEdges(const TerminatorInst* term,
if (first == termMvec.size())
return;
SchedGraphNode* firstBrNode = this->getGraphNodeForInstr(termMvec[first]);
SchedGraphNode* firstBrNode = getGraphNodeForInstr(termMvec[first]);
// Add CD edges from each instruction in the sequence to the
// *last preceding* branch instr. in the sequence
// Use a latency of 0 because we only need to prevent out-of-order issue.
//
for (int i = (int) termMvec.size()-1; i > (int) first; i--)
for (unsigned i = termMvec.size(); i > first+1; --i)
{
SchedGraphNode* toNode = this->getGraphNodeForInstr(termMvec[i]);
SchedGraphNode* toNode = getGraphNodeForInstr(termMvec[i-1]);
assert(toNode && "No node for instr generated for branch?");
for (int j = i-1; j >= 0; j--)
if (mii.isBranch(termMvec[j]->getOpCode()))
for (unsigned j = i-1; j != 0; --j)
if (mii.isBranch(termMvec[j-1]->getOpCode()))
{
SchedGraphNode* brNode = this->getGraphNodeForInstr(termMvec[j]);
SchedGraphNode* brNode = getGraphNodeForInstr(termMvec[j-1]);
assert(brNode && "No node for instr generated for branch?");
(void) new SchedGraphEdge(brNode, toNode, SchedGraphEdge::CtrlDep,
SchedGraphEdge::NonDataDep, 0);
@ -381,9 +373,9 @@ SchedGraph::addCDEdges(const TerminatorInst* term,
// Add CD edges from each instruction preceding the first branch
// to the first branch. Use a latency of 0 as above.
//
for (int i = first-1; i >= 0; i--)
for (unsigned i = first; i != 0; --i)
{
SchedGraphNode* fromNode = this->getGraphNodeForInstr(termMvec[i]);
SchedGraphNode* fromNode = getGraphNodeForInstr(termMvec[i-1]);
assert(fromNode && "No node for instr generated for branch?");
(void) new SchedGraphEdge(fromNode, firstBrNode, SchedGraphEdge::CtrlDep,
SchedGraphEdge::NonDataDep, 0);