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remove a bogus pattern, which had the same pattern as STDU

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but codegen'd differently.  This really wanted to use some
sort of subreg to get the low 4 bytes of the G8RC register
or something.  However, it's invalid and nothing is testing
it, so I'm just zapping the bogosity.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97345 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-02-27 21:15:32 +00:00
parent 255584aaa6
commit 9fa200d2a2
2 changed files with 1 additions and 8 deletions
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2
lib/Target/PowerPC/PPCHazardRecognizers.cpp
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@ -257,7 +257,7 @@ void PPCHazardRecognizer970::EmitInstruction(SUnit *SU) {
case PPC::STWX: case PPC::STWX8: case PPC::STWX: case PPC::STWX8:
case PPC::STWUX: case PPC::STWUX:
case PPC::STW: case PPC::STW8: case PPC::STW: case PPC::STW8:
case PPC::STWU: case PPC::STWU8: case PPC::STWU:
case PPC::STVEWX: case PPC::STVEWX:
case PPC::STFIWX: case PPC::STFIWX:
case PPC::STWBRX: case PPC::STWBRX:

7
lib/Target/PowerPC/PPCInstr64Bit.td
View File

@ -635,13 +635,6 @@ def STHU8 : DForm_1<45, (outs ptr_rc:$ea_res), (ins G8RC:$rS,
(pre_truncsti16 G8RC:$rS, ptr_rc:$ptrreg, (pre_truncsti16 G8RC:$rS, ptr_rc:$ptrreg,
iaddroff:$ptroff))]>, iaddroff:$ptroff))]>,
RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">; RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
def STWU8 : DForm_1<37, (outs ptr_rc:$ea_res), (ins G8RC:$rS,
symbolLo:$ptroff, ptr_rc:$ptrreg),
"stwu $rS, $ptroff($ptrreg)", LdStGeneral,
[(set ptr_rc:$ea_res, (pre_store G8RC:$rS, ptr_rc:$ptrreg,
iaddroff:$ptroff))]>,
RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
def STDU : DSForm_1<62, 1, (outs ptr_rc:$ea_res), (ins G8RC:$rS, def STDU : DSForm_1<62, 1, (outs ptr_rc:$ea_res), (ins G8RC:$rS,
s16immX4:$ptroff, ptr_rc:$ptrreg), s16immX4:$ptroff, ptr_rc:$ptrreg),