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-rw-r--r--llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp4
-rw-r--r--llvm/lib/Target/ARM/ARMLegalizerInfo.cpp3
2 files changed, 7 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
index afab23d94f0..20358f7ee6c 100644
--- a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
@@ -66,6 +66,9 @@ void LegalizerHelper::extractParts(unsigned Reg, LLT Ty, int NumParts,
static RTLIB::Libcall getRTLibDesc(unsigned Opcode, unsigned Size) {
switch (Opcode) {
+ case TargetOpcode::G_FADD:
+ assert((Size == 32 || Size == 64) && "Unsupported size");
+ return Size == 64 ? RTLIB::ADD_F64 : RTLIB::ADD_F32;
case TargetOpcode::G_FREM:
return Size == 64 ? RTLIB::REM_F64 : RTLIB::REM_F32;
case TargetOpcode::G_FPOW:
@@ -83,6 +86,7 @@ LegalizerHelper::libcall(MachineInstr &MI) {
switch (MI.getOpcode()) {
default:
return UnableToLegalize;
+ case TargetOpcode::G_FADD:
case TargetOpcode::G_FPOW:
case TargetOpcode::G_FREM: {
auto &Ctx = MIRBuilder.getMF().getFunction()->getContext();
diff --git a/llvm/lib/Target/ARM/ARMLegalizerInfo.cpp b/llvm/lib/Target/ARM/ARMLegalizerInfo.cpp
index a1097af6e85..994bbd673dd 100644
--- a/llvm/lib/Target/ARM/ARMLegalizerInfo.cpp
+++ b/llvm/lib/Target/ARM/ARMLegalizerInfo.cpp
@@ -63,6 +63,9 @@ ARMLegalizerInfo::ARMLegalizerInfo(const ARMSubtarget &ST) {
setAction({G_LOAD, s64}, Legal);
setAction({G_STORE, s64}, Legal);
+ } else {
+ for (auto Ty : {s32, s64})
+ setAction({G_FADD, Ty}, Libcall);
}
for (unsigned Op : {G_FREM, G_FPOW})
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