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| author | Krzysztof Parzyszek <kparzysz@codeaurora.org> | 2018-02-09 19:10:46 +0000 |
|---|---|---|
| committer | Krzysztof Parzyszek <kparzysz@codeaurora.org> | 2018-02-09 19:10:46 +0000 |
| commit | 9b48e8d233e9013dc6a38e628350c6d76c46a58a (patch) | |
| tree | 1282627a179dd49a1986fdc27a8d1128f3fb7fc9 /llvm/lib | |
| parent | 3959041d4ec6f08dd4c9b11f0e21069a7a836c08 (diff) | |
| download | bcm5719-llvm-9b48e8d233e9013dc6a38e628350c6d76c46a58a.tar.gz bcm5719-llvm-9b48e8d233e9013dc6a38e628350c6d76c46a58a.zip | |
[Hexagon] Add code to select QTRUE and QFALSE
Fixes http://llvm.org/PR36320.
llvm-svn: 324763
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/Hexagon/HexagonInstrInfo.cpp | 14 | ||||
| -rw-r--r-- | llvm/lib/Target/Hexagon/HexagonPatternsHVX.td | 7 | ||||
| -rw-r--r-- | llvm/lib/Target/Hexagon/HexagonPseudo.td | 8 |
3 files changed, 29 insertions, 0 deletions
diff --git a/llvm/lib/Target/Hexagon/HexagonInstrInfo.cpp b/llvm/lib/Target/Hexagon/HexagonInstrInfo.cpp index f313f2fc867..99436aae201 100644 --- a/llvm/lib/Target/Hexagon/HexagonInstrInfo.cpp +++ b/llvm/lib/Target/Hexagon/HexagonInstrInfo.cpp @@ -1124,6 +1124,20 @@ bool HexagonInstrInfo::expandPostRAPseudo(MachineInstr &MI) const { MBB.erase(MI); return true; } + case Hexagon::PS_qtrue: { + BuildMI(MBB, MI, DL, get(Hexagon::V6_veqw), MI.getOperand(0).getReg()) + .addReg(Hexagon::V0, RegState::Undef) + .addReg(Hexagon::V0, RegState::Undef); + MBB.erase(MI); + return true; + } + case Hexagon::PS_qfalse: { + BuildMI(MBB, MI, DL, get(Hexagon::V6_vgtw), MI.getOperand(0).getReg()) + .addReg(Hexagon::V0, RegState::Undef) + .addReg(Hexagon::V0, RegState::Undef); + MBB.erase(MI); + return true; + } case Hexagon::PS_vmulw: { // Expand a 64-bit vector multiply into 2 32-bit scalar multiplies. unsigned DstReg = MI.getOperand(0).getReg(); diff --git a/llvm/lib/Target/Hexagon/HexagonPatternsHVX.td b/llvm/lib/Target/Hexagon/HexagonPatternsHVX.td index 0e5436411cf..50081799bf7 100644 --- a/llvm/lib/Target/Hexagon/HexagonPatternsHVX.td +++ b/llvm/lib/Target/Hexagon/HexagonPatternsHVX.td @@ -291,6 +291,13 @@ let Predicates = [UseHVX] in { def: Pat<(srl HVI16:$Vs, HVI16:$Vt), (V6_vlsrhv HvxVR:$Vs, HvxVR:$Vt)>; def: Pat<(srl HVI32:$Vs, HVI32:$Vt), (V6_vlsrwv HvxVR:$Vs, HvxVR:$Vt)>; + def: Pat<(VecQ8 (qtrue)), (PS_qtrue)>; + def: Pat<(VecQ16 (qtrue)), (PS_qtrue)>; + def: Pat<(VecQ32 (qtrue)), (PS_qtrue)>; + def: Pat<(VecQ8 (qfalse)), (PS_qfalse)>; + def: Pat<(VecQ16 (qfalse)), (PS_qfalse)>; + def: Pat<(VecQ32 (qfalse)), (PS_qfalse)>; + def: Pat<(vnot HQ8:$Qs), (V6_pred_not HvxQR:$Qs)>; def: Pat<(vnot HQ16:$Qs), (V6_pred_not HvxQR:$Qs)>; def: Pat<(vnot HQ32:$Qs), (V6_pred_not HvxQR:$Qs)>; diff --git a/llvm/lib/Target/Hexagon/HexagonPseudo.td b/llvm/lib/Target/Hexagon/HexagonPseudo.td index b2d66317b66..37610bc6445 100644 --- a/llvm/lib/Target/Hexagon/HexagonPseudo.td +++ b/llvm/lib/Target/Hexagon/HexagonPseudo.td @@ -448,6 +448,14 @@ def PS_wselect: VSELInst<(outs HvxWR:$dst), (ins PredRegs:$src1, HvxWR:$src2, HvxWR:$src3), V6_vccombine>, Requires<[HasV60T,UseHVX]>; +let hasSideEffects = 0, isReMaterializable = 1, isPseudo = 1, + isCodeGenOnly = 1 in { + def PS_qtrue: InstHexagon<(outs HvxQR:$Qd), (ins), "", [], "", + V6_veqw.Itinerary, TypeCVI_VA>; + def PS_qfalse: InstHexagon<(outs HvxQR:$Qd), (ins), "", [], "", + V6_vgtw.Itinerary, TypeCVI_VA>; +} + // Store predicate. let isExtendable = 1, opExtendable = 1, isExtentSigned = 1, opExtentBits = 13, isCodeGenOnly = 1, isPseudo = 1, hasSideEffects = 0 in |
