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teach the g5 hazard recognizer about update loads. This fixes

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Ptrdist/anagram among others.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31708 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-11-13 20:11:06 +00:00
parent 759bfd0934
commit c9dcf28955
1 changed files with 10 additions and 11 deletions

21
lib/Target/PowerPC/PPCHazardRecognizers.cpp

@ -168,30 +168,29 @@ getHazardType(SDNode *Node) {
unsigned LoadSize;
switch (Opcode) {
default: assert(0 && "Unknown load!");
case PPC::LBZ:
case PPC::LBZ: case PPC::LBZU:
case PPC::LBZX:
case PPC::LBZ8:
case PPC::LBZ8: case PPC::LBZU8:
case PPC::LBZX8:
case PPC::LVEBX:
LoadSize = 1;
break;
case PPC::LHA:
case PPC::LHA: case PPC::LHAU:
case PPC::LHAX:
case PPC::LHZ:
case PPC::LHZ: case PPC::LHZU:
case PPC::LHZX:
case PPC::LVEHX:
case PPC::LHBRX:
case PPC::LHA8:
case PPC::LHA8: case PPC::LHAU8:
case PPC::LHAX8:
case PPC::LHZ8:
case PPC::LHZ8: case PPC::LHZU8:
case PPC::LHZX8:
LoadSize = 2;
break;
case PPC::LFS:
case PPC::LFS: case PPC::LFSU:
case PPC::LFSX:
case PPC::LWZ:
case PPC::LWZ: case PPC::LWZU:
case PPC::LWZX:
case PPC::LWZU:
case PPC::LWA:
case PPC::LWAX:
case PPC::LVEWX:
@ -200,9 +199,9 @@ getHazardType(SDNode *Node) {
case PPC::LWZX8:
LoadSize = 4;
break;
case PPC::LFD:
case PPC::LFD: case PPC::LFDU:
case PPC::LFDX:
case PPC::LD:
case PPC::LD: case PPC::LDU:
case PPC::LDX:
LoadSize = 8;
break;