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-rw-r--r--llvm/lib/Target/Mips/MipsLegalizerInfo.cpp6
-rw-r--r--llvm/lib/Target/Mips/MipsRegisterBankInfo.cpp8
2 files changed, 14 insertions, 0 deletions
diff --git a/llvm/lib/Target/Mips/MipsLegalizerInfo.cpp b/llvm/lib/Target/Mips/MipsLegalizerInfo.cpp
index 4fb61ce457d..146ee754183 100644
--- a/llvm/lib/Target/Mips/MipsLegalizerInfo.cpp
+++ b/llvm/lib/Target/Mips/MipsLegalizerInfo.cpp
@@ -104,6 +104,12 @@ MipsLegalizerInfo::MipsLegalizerInfo(const MipsSubtarget &ST) {
getActionDefinitionsBuilder({G_FCEIL, G_FFLOOR})
.libcallFor({s32, s64});
+ getActionDefinitionsBuilder(G_FPEXT)
+ .legalFor({{s64, s32}});
+
+ getActionDefinitionsBuilder(G_FPTRUNC)
+ .legalFor({{s32, s64}});
+
computeTables();
verify(*ST.getInstrInfo());
}
diff --git a/llvm/lib/Target/Mips/MipsRegisterBankInfo.cpp b/llvm/lib/Target/Mips/MipsRegisterBankInfo.cpp
index 0f9d1064dda..6a4ffe16a35 100644
--- a/llvm/lib/Target/Mips/MipsRegisterBankInfo.cpp
+++ b/llvm/lib/Target/Mips/MipsRegisterBankInfo.cpp
@@ -160,6 +160,14 @@ MipsRegisterBankInfo::getInstrMapping(const MachineInstr &MI) const {
FPRValueMapping, FPRValueMapping});
break;
}
+ case G_FPEXT:
+ OperandsMapping = getOperandsMapping({&Mips::ValueMappings[Mips::DPRIdx],
+ &Mips::ValueMappings[Mips::SPRIdx]});
+ break;
+ case G_FPTRUNC:
+ OperandsMapping = getOperandsMapping({&Mips::ValueMappings[Mips::SPRIdx],
+ &Mips::ValueMappings[Mips::DPRIdx]});
+ break;
case G_CONSTANT:
case G_FRAME_INDEX:
case G_GLOBAL_VALUE:
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