GlobalISel: translate floating-point constants
llvm-svn: 279311
diff --git a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
index 58235c2..1a243c5 100644
--- a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
@@ -408,6 +408,8 @@
bool IRTranslator::translate(const Constant &C, unsigned Reg) {
if (auto CI = dyn_cast<ConstantInt>(&C))
EntryBuilder.buildConstant(LLT{*CI->getType()}, Reg, CI->getZExtValue());
+ else if (auto CF = dyn_cast<ConstantFP>(&C))
+ EntryBuilder.buildFConstant(LLT{*CF->getType()}, Reg, *CF);
else if (isa<UndefValue>(C))
EntryBuilder.buildInstr(TargetOpcode::IMPLICIT_DEF).addDef(Reg);
else if (isa<ConstantPointerNull>(C))
diff --git a/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp b/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp
index 0d2fae6..2fe6eab 100644
--- a/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp
@@ -100,6 +100,11 @@
return buildInstr(TargetOpcode::G_CONSTANT, Ty).addDef(Res).addImm(Val);
}
+MachineInstrBuilder MachineIRBuilder::buildFConstant(LLT Ty, unsigned Res,
+ const ConstantFP &Val) {
+ return buildInstr(TargetOpcode::G_FCONSTANT, Ty).addDef(Res).addFPImm(&Val);
+}
+
MachineInstrBuilder MachineIRBuilder::buildBrCond(LLT Ty, unsigned Tst,
MachineBasicBlock &Dest) {
return buildInstr(TargetOpcode::G_BRCOND, Ty).addUse(Tst).addMBB(&Dest);