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Use the relationship models infrastructure to add two relations - getPredOpcode

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and getPredNewOpcode. The first relates non predicated instructions with their
predicated forms and the second relates predicated instructions with their
predicate-new forms.

Patch by Jyotsna Verma!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167243 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Pranav Bhandarkar
2012-11-01 19:13:23 +00:00
parent 938482f522
commit 8aa138c122
3 changed files with 139 additions and 211 deletions
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28
lib/Target/Hexagon/HexagonInstrInfo.cpp
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@@ -25,6 +25,7 @@
#include "llvm/CodeGen/PseudoSourceValue.h"
#include "llvm/Support/MathExtras.h"
#define GET_INSTRINFO_CTOR
#define GET_INSTRMAP_INFO
#include "HexagonGenInstrInfo.inc"
#include "HexagonGenDFAPacketizer.inc"
@@ -1915,6 +1916,15 @@ unsigned HexagonInstrInfo::getInvertedPredicatedOpcode(const int Opc) const {
int HexagonInstrInfo::
getMatchingCondBranchOpcode(int Opc, bool invertPredicate) const {
enum Hexagon::PredSense inPredSense;
inPredSense = invertPredicate ? Hexagon::PredSense_false :
Hexagon::PredSense_true;
int CondOpcode = Hexagon::getPredOpcode(Opc, inPredSense);
if (CondOpcode >= 0) // Valid Conditional opcode/instruction
return CondOpcode;
// This switch case will be removed once all the instructions have been
// modified to use relation maps.
switch(Opc) {
case Hexagon::TFR:
return !invertPredicate ? Hexagon::TFR_cPt :
@@ -1934,24 +1944,6 @@ getMatchingCondBranchOpcode(int Opc, bool invertPredicate) const {
case Hexagon::JMP_EQriPt_nv_V4:
return !invertPredicate ? Hexagon::JMP_EQriPt_nv_V4 :
Hexagon::JMP_EQriNotPt_nv_V4;
case Hexagon::ADD_ri:
return !invertPredicate ? Hexagon::ADD_ri_cPt :
Hexagon::ADD_ri_cNotPt;
case Hexagon::ADD_rr:
return !invertPredicate ? Hexagon::ADD_rr_cPt :
Hexagon::ADD_rr_cNotPt;
case Hexagon::XOR_rr:
return !invertPredicate ? Hexagon::XOR_rr_cPt :
Hexagon::XOR_rr_cNotPt;
case Hexagon::AND_rr:
return !invertPredicate ? Hexagon::AND_rr_cPt :
Hexagon::AND_rr_cNotPt;
case Hexagon::OR_rr:
return !invertPredicate ? Hexagon::OR_rr_cPt :
Hexagon::OR_rr_cNotPt;
case Hexagon::SUB_rr:
return !invertPredicate ? Hexagon::SUB_rr_cPt :
Hexagon::SUB_rr_cNotPt;
case Hexagon::COMBINE_rr:
return !invertPredicate ? Hexagon::COMBINE_rr_cPt :
Hexagon::COMBINE_rr_cNotPt;