Add a mysteriously missing libcall, FPTOSINT_F80_I32.
Be nice to 16 bit machines by supporting FP_TO_XINT
expansion for these.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53407 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index eddce0f..80502cf 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -3770,6 +3770,10 @@
LC = RTLIB::FPTOSINT_F32_I32;
else if (OVT == MVT::f64)
LC = RTLIB::FPTOSINT_F64_I32;
+ else if (OVT == MVT::f80)
+ LC = RTLIB::FPTOSINT_F80_I32;
+ else if (OVT == MVT::ppcf128)
+ LC = RTLIB::FPTOSINT_PPCF128_I32;
else
assert(0 && "Unexpected i32-to-fp conversion!");
} else if (VT == MVT::i64) {
diff --git a/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
index c26cb15..2773e8b 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
@@ -536,6 +536,9 @@
case MVT::f64:
LC = RTLIB::FPTOSINT_F64_I32;
break;
+ case MVT::f80:
+ LC = RTLIB::FPTOSINT_F80_I32;
+ break;
case MVT::ppcf128:
LC = RTLIB::FPTOSINT_PPCF128_I32;
break;
diff --git a/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
index f633159..bde61ad 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
@@ -444,6 +444,7 @@
return Tmp;
}
+
//===----------------------------------------------------------------------===//
// Integer Operand Promotion
//===----------------------------------------------------------------------===//
@@ -995,7 +996,17 @@
MVT VT = N->getValueType(0);
SDOperand Op = N->getOperand(0);
RTLIB::Libcall LC = RTLIB::UNKNOWN_LIBCALL;
- if (VT == MVT::i64) {
+
+ if (VT == MVT::i32) {
+ if (Op.getValueType() == MVT::f32)
+ LC = RTLIB::FPTOSINT_F32_I32;
+ else if (Op.getValueType() == MVT::f64)
+ LC = RTLIB::FPTOSINT_F64_I32;
+ else if (Op.getValueType() == MVT::f80)
+ LC = RTLIB::FPTOSINT_F80_I32;
+ else if (Op.getValueType() == MVT::ppcf128)
+ LC = RTLIB::FPTOSINT_PPCF128_I32;
+ } else if (VT == MVT::i64) {
if (Op.getValueType() == MVT::f32)
LC = RTLIB::FPTOSINT_F32_I64;
else if (Op.getValueType() == MVT::f64)
@@ -1013,9 +1024,8 @@
LC = RTLIB::FPTOSINT_F80_I128;
else if (Op.getValueType() == MVT::ppcf128)
LC = RTLIB::FPTOSINT_PPCF128_I128;
- } else {
- assert(0 && "Unexpected fp-to-sint conversion!");
}
+ assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unexpected fp-to-sint conversion!");
SplitInteger(MakeLibCall(LC, VT, &Op, 1, true/*sign irrelevant*/), Lo, Hi);
}
@@ -1024,7 +1034,16 @@
MVT VT = N->getValueType(0);
SDOperand Op = N->getOperand(0);
RTLIB::Libcall LC = RTLIB::UNKNOWN_LIBCALL;
- if (VT == MVT::i64) {
+ if (VT == MVT::i32) {
+ if (Op.getValueType() == MVT::f32)
+ LC = RTLIB::FPTOUINT_F32_I32;
+ else if (Op.getValueType() == MVT::f64)
+ LC = RTLIB::FPTOUINT_F64_I32;
+ else if (Op.getValueType() == MVT::f80)
+ LC = RTLIB::FPTOUINT_F80_I32;
+ else if (Op.getValueType() == MVT::ppcf128)
+ LC = RTLIB::FPTOUINT_PPCF128_I32;
+ } else if (VT == MVT::i64) {
if (Op.getValueType() == MVT::f32)
LC = RTLIB::FPTOUINT_F32_I64;
else if (Op.getValueType() == MVT::f64)
@@ -1042,9 +1061,8 @@
LC = RTLIB::FPTOUINT_F80_I128;
else if (Op.getValueType() == MVT::ppcf128)
LC = RTLIB::FPTOUINT_PPCF128_I128;
- } else {
- assert(0 && "Unexpected fp-to-uint conversion!");
}
+ assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unexpected fp-to-uint conversion!");
SplitInteger(MakeLibCall(LC, VT, &Op, 1, false/*sign irrelevant*/), Lo, Hi);
}
diff --git a/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
index ae9b917..18e1c87 100644
--- a/lib/CodeGen/SelectionDAG/TargetLowering.cpp
+++ b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
@@ -95,6 +95,7 @@
Names[RTLIB::FPTOSINT_F64_I32] = "__fixdfsi";
Names[RTLIB::FPTOSINT_F64_I64] = "__fixdfdi";
Names[RTLIB::FPTOSINT_F64_I128] = "__fixdfti";
+ Names[RTLIB::FPTOSINT_F80_I32] = "__fixxfsi";
Names[RTLIB::FPTOSINT_F80_I64] = "__fixxfdi";
Names[RTLIB::FPTOSINT_F80_I128] = "__fixxfti";
Names[RTLIB::FPTOSINT_PPCF128_I32] = "__fixtfsi";