This revision was automatically updated to reflect the committed changes.
Closed by commit rL328985: [Core] Grab-bag of improvements for Scalar.
(authored by davide, committed by ).
Herald added a subscriber: llvm-commits.
Changed prior to commit:
https://reviews.llvm.org/D44907?vs=139844&id=140642#toc
Repository:
rL LLVM
https://reviews.llvm.org/D44907
Files:
lldb/trunk/include/lldb/Core/Scalar.h
lldb/trunk/source/Core/Scalar.cpp
lldb/trunk/unittests/Core/ScalarTest.cpp
Index: lldb/trunk/include/lldb/Core/Scalar.h
===================================================================
--- lldb/trunk/include/lldb/Core/Scalar.h
+++ lldb/trunk/include/lldb/Core/Scalar.h
@@ -50,13 +50,13 @@
e_ulong,
e_slonglong,
e_ulonglong,
- e_float,
- e_double,
- e_long_double,
- e_uint128,
e_sint128,
+ e_uint128,
+ e_sint256,
e_uint256,
- e_sint256
+ e_float,
+ e_double,
+ e_long_double
};
//------------------------------------------------------------------
@@ -165,8 +165,6 @@
bool Promote(Scalar::Type type);
- bool Cast(Scalar::Type type);
-
bool MakeSigned();
bool MakeUnsigned();
Index: lldb/trunk/unittests/Core/ScalarTest.cpp
===================================================================
--- lldb/trunk/unittests/Core/ScalarTest.cpp
+++ lldb/trunk/unittests/Core/ScalarTest.cpp
@@ -73,6 +73,12 @@
ASSERT_EQ((unsigned long)a, a_scalar.ULong());
ASSERT_EQ((signed long long)a, a_scalar.SLongLong());
ASSERT_EQ((unsigned long long)a, a_scalar.ULongLong());
+
+ int a2 = 23;
+ Scalar a2_scalar(a2);
+ ASSERT_EQ((float)a2, a2_scalar.Float());
+ ASSERT_EQ((double)a2, a2_scalar.Double());
+ ASSERT_EQ((long double)a2, a2_scalar.LongDouble());
}
TEST(ScalarTest, ExtractBitfield) {
@@ -140,3 +146,42 @@
EXPECT_TRUE(r.IsValid());
EXPECT_EQ(r, Scalar(2.5));
}
+
+TEST(ScalarTest, Promotion) {
+ static Scalar::Type int_types[] = {
+ Scalar::e_sint, Scalar::e_uint, Scalar::e_slong,
+ Scalar::e_ulong, Scalar::e_slonglong, Scalar::e_ulonglong,
+ Scalar::e_sint128, Scalar::e_uint128, Scalar::e_sint256,
+ Scalar::e_uint256,
+ Scalar::e_void // sentinel
+ };
+
+ static Scalar::Type float_types[] = {
+ Scalar::e_float, Scalar::e_double, Scalar::e_long_double,
+ Scalar::e_void // sentinel
+ };
+
+ for (int i = 0; int_types[i] != Scalar::e_void; ++i) {
+ for (int j = 0; float_types[j] != Scalar::e_void; ++j) {
+ Scalar lhs(2);
+ EXPECT_TRUE(lhs.Promote(int_types[i])) << "int promotion #" << i;
+ Scalar rhs(0.5f);
+ EXPECT_TRUE(rhs.Promote(float_types[j])) << "float promotion #" << j;
+ Scalar x(2.5f);
+ EXPECT_TRUE(x.Promote(float_types[j]));
+ EXPECT_EQ(lhs + rhs, x);
+ }
+ }
+
+ for (int i = 0; float_types[i] != Scalar::e_void; ++i) {
+ for (int j = 0; float_types[j] != Scalar::e_void; ++j) {
+ Scalar lhs(2);
+ EXPECT_TRUE(lhs.Promote(float_types[i])) << "float promotion #" << i;
+ Scalar rhs(0.5f);
+ EXPECT_TRUE(rhs.Promote(float_types[j])) << "float promotion #" << j;
+ Scalar x(2.5f);
+ EXPECT_TRUE(x.Promote(float_types[j]));
+ EXPECT_EQ(lhs + rhs, x);
+ }
+ }
+}
Index: lldb/trunk/source/Core/Scalar.cpp
===================================================================
--- lldb/trunk/source/Core/Scalar.cpp
+++ lldb/trunk/source/Core/Scalar.cpp
@@ -491,20 +491,24 @@
break;
case e_float:
- m_float = llvm::APFloat(m_integer.bitsToFloat());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEsingle());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_double:
- m_float = llvm::APFloat(m_integer.bitsToDouble());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEdouble());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_long_double:
- if (m_ieee_quad)
- m_float = llvm::APFloat(llvm::APFloat::IEEEquad(), m_integer);
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(), m_integer);
+ m_float = llvm::APFloat(m_ieee_quad ? llvm::APFloat::IEEEquad()
+ : llvm::APFloat::x87DoubleExtended());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
}
@@ -551,20 +555,24 @@
break;
case e_float:
- m_float = llvm::APFloat(m_integer.bitsToFloat());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEsingle());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_double:
- m_float = llvm::APFloat(m_integer.bitsToDouble());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEdouble());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_long_double:
- if (m_ieee_quad)
- m_float = llvm::APFloat(llvm::APFloat::IEEEquad(), m_integer);
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(), m_integer);
+ m_float = llvm::APFloat(m_ieee_quad ? llvm::APFloat::IEEEquad()
+ : llvm::APFloat::x87DoubleExtended());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
}
@@ -607,20 +615,24 @@
break;
case e_float:
- m_float = llvm::APFloat(m_integer.bitsToFloat());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEsingle());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_double:
- m_float = llvm::APFloat(m_integer.bitsToDouble());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEdouble());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_long_double:
- if (m_ieee_quad)
- m_float = llvm::APFloat(llvm::APFloat::IEEEquad(), m_integer);
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(), m_integer);
+ m_float = llvm::APFloat(m_ieee_quad ? llvm::APFloat::IEEEquad()
+ : llvm::APFloat::x87DoubleExtended());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
}
@@ -659,20 +671,24 @@
break;
case e_float:
- m_float = llvm::APFloat(m_integer.bitsToFloat());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEsingle());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_double:
- m_float = llvm::APFloat(m_integer.bitsToDouble());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEdouble());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_long_double:
- if (m_ieee_quad)
- m_float = llvm::APFloat(llvm::APFloat::IEEEquad(), m_integer);
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(), m_integer);
+ m_float = llvm::APFloat(m_ieee_quad ? llvm::APFloat::IEEEquad()
+ : llvm::APFloat::x87DoubleExtended());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
}
@@ -707,20 +723,24 @@
break;
case e_float:
- m_float = llvm::APFloat(m_integer.bitsToFloat());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEsingle());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_double:
- m_float = llvm::APFloat(m_integer.bitsToDouble());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEdouble());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_long_double:
- if (m_ieee_quad)
- m_float = llvm::APFloat(llvm::APFloat::IEEEquad(), m_integer);
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(), m_integer);
+ m_float = llvm::APFloat(m_ieee_quad ? llvm::APFloat::IEEEquad()
+ : llvm::APFloat::x87DoubleExtended());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
}
@@ -751,20 +771,24 @@
break;
case e_float:
- m_float = llvm::APFloat(m_integer.bitsToFloat());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEsingle());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_double:
- m_float = llvm::APFloat(m_integer.bitsToDouble());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEdouble());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_long_double:
- if (m_ieee_quad)
- m_float = llvm::APFloat(llvm::APFloat::IEEEquad(), m_integer);
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(), m_integer);
+ m_float = llvm::APFloat(m_ieee_quad ? llvm::APFloat::IEEEquad()
+ : llvm::APFloat::x87DoubleExtended());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
}
@@ -795,20 +819,24 @@
break;
case e_float:
- m_float = llvm::APFloat(m_integer.bitsToFloat());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEsingle());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_double:
- m_float = llvm::APFloat(m_integer.bitsToDouble());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEdouble());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_long_double:
- if (m_ieee_quad)
- m_float = llvm::APFloat(llvm::APFloat::IEEEquad(), m_integer);
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(), m_integer);
+ m_float = llvm::APFloat(m_ieee_quad ? llvm::APFloat::IEEEquad()
+ : llvm::APFloat::x87DoubleExtended());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
}
@@ -835,20 +863,24 @@
break;
case e_float:
- m_float = llvm::APFloat(m_integer.bitsToFloat());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEsingle());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_double:
- m_float = llvm::APFloat(m_integer.bitsToDouble());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEdouble());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_long_double:
- if (m_ieee_quad)
- m_float = llvm::APFloat(llvm::APFloat::IEEEquad(), m_integer);
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(), m_integer);
+ m_float = llvm::APFloat(m_ieee_quad ? llvm::APFloat::IEEEquad()
+ : llvm::APFloat::x87DoubleExtended());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
}
@@ -875,20 +907,24 @@
break;
case e_float:
- m_float = llvm::APFloat(m_integer.bitsToFloat());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEsingle());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_double:
- m_float = llvm::APFloat(m_integer.bitsToDouble());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEdouble());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_long_double:
- if (m_ieee_quad)
- m_float = llvm::APFloat(llvm::APFloat::IEEEquad(), m_integer);
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(), m_integer);
+ m_float = llvm::APFloat(m_ieee_quad ? llvm::APFloat::IEEEquad()
+ : llvm::APFloat::x87DoubleExtended());
+ m_float.convertFromAPInt(m_integer, true,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
}
@@ -911,20 +947,24 @@
success = true;
break;
case e_float:
- m_float = llvm::APFloat(m_integer.bitsToFloat());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEsingle());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_double:
- m_float = llvm::APFloat(m_integer.bitsToDouble());
+ m_float = llvm::APFloat(llvm::APFloat::IEEEdouble());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
case e_long_double:
- if (m_ieee_quad)
- m_float = llvm::APFloat(llvm::APFloat::IEEEquad(), m_integer);
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(), m_integer);
+ m_float = llvm::APFloat(m_ieee_quad ? llvm::APFloat::IEEEquad()
+ : llvm::APFloat::x87DoubleExtended());
+ m_float.convertFromAPInt(m_integer, false,
+ llvm::APFloat::rmNearestTiesToEven);
success = true;
break;
}
@@ -948,20 +988,19 @@
success = true;
break;
case e_double:
- m_float = llvm::APFloat((float_t)m_float.convertToFloat());
+ m_float = llvm::APFloat((double_t)m_float.convertToFloat());
success = true;
break;
- case e_long_double:
- if (m_ieee_quad)
- m_float =
- llvm::APFloat(llvm::APFloat::IEEEquad(), m_float.bitcastToAPInt());
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(),
- m_float.bitcastToAPInt());
+ case e_long_double: {
+ bool ignore;
+ m_float.convert(m_ieee_quad ? llvm::APFloat::IEEEquad()
+ : llvm::APFloat::x87DoubleExtended(),
+ llvm::APFloat::rmNearestTiesToEven, &ignore);
success = true;
break;
}
+ }
break;
case e_double:
@@ -982,16 +1021,15 @@
case e_double:
success = true;
break;
- case e_long_double:
- if (m_ieee_quad)
- m_float =
- llvm::APFloat(llvm::APFloat::IEEEquad(), m_float.bitcastToAPInt());
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(),
- m_float.bitcastToAPInt());
+ case e_long_double: {
+ bool ignore;
+ m_float.convert(m_ieee_quad ? llvm::APFloat::IEEEquad()
+ : llvm::APFloat::x87DoubleExtended(),
+ llvm::APFloat::rmNearestTiesToEven, &ignore);
success = true;
break;
}
+ }
break;
case e_long_double:
@@ -1088,253 +1126,6 @@
return e_void;
}
-bool Scalar::Cast(Scalar::Type type) {
- bool success = false;
- switch (m_type) {
- case e_void:
- break;
-
- case e_sint:
- case e_uint:
- case e_slong:
- case e_ulong:
- case e_slonglong:
- case e_ulonglong:
- case e_sint128:
- case e_uint128:
- case e_sint256:
- case e_uint256:
- switch (type) {
- case e_void:
- break;
- case e_sint:
- m_integer = m_integer.sextOrTrunc(sizeof(sint_t) * 8);
- success = true;
- break;
-
- case e_uint:
- m_integer = m_integer.zextOrTrunc(sizeof(sint_t) * 8);
- success = true;
- break;
-
- case e_slong:
- m_integer = m_integer.sextOrTrunc(sizeof(slong_t) * 8);
- success = true;
- break;
-
- case e_ulong:
- m_integer = m_integer.zextOrTrunc(sizeof(slong_t) * 8);
- success = true;
- break;
-
- case e_slonglong:
- m_integer = m_integer.sextOrTrunc(sizeof(slonglong_t) * 8);
- success = true;
- break;
-
- case e_ulonglong:
- m_integer = m_integer.zextOrTrunc(sizeof(slonglong_t) * 8);
- success = true;
- break;
-
- case e_sint128:
- m_integer = m_integer.sextOrTrunc(BITWIDTH_INT128);
- success = true;
- break;
-
- case e_uint128:
- m_integer = m_integer.zextOrTrunc(BITWIDTH_INT128);
- success = true;
- break;
-
- case e_sint256:
- m_integer = m_integer.sextOrTrunc(BITWIDTH_INT256);
- success = true;
- break;
-
- case e_uint256:
- m_integer = m_integer.zextOrTrunc(BITWIDTH_INT256);
- success = true;
- break;
-
- case e_float:
- m_float = llvm::APFloat(m_integer.bitsToFloat());
- success = true;
- break;
-
- case e_double:
- m_float = llvm::APFloat(m_integer.bitsToDouble());
- success = true;
- break;
-
- case e_long_double:
- if (m_ieee_quad)
- m_float = llvm::APFloat(llvm::APFloat::IEEEquad(), m_integer);
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(), m_integer);
- success = true;
- break;
- }
- break;
-
- case e_float:
- switch (type) {
- case e_void:
- break;
- case e_sint:
- case e_uint:
- case e_slong:
- case e_ulong:
- case e_slonglong:
- case e_ulonglong:
- case e_sint128:
- case e_uint128:
- case e_sint256:
- case e_uint256:
- m_integer = m_float.bitcastToAPInt();
- success = true;
- break;
- case e_float:
- m_float = llvm::APFloat(m_float.convertToFloat());
- success = true;
- break;
- case e_double:
- m_float = llvm::APFloat(m_float.convertToFloat());
- success = true;
- break;
- case e_long_double:
- if (m_ieee_quad)
- m_float =
- llvm::APFloat(llvm::APFloat::IEEEquad(), m_float.bitcastToAPInt());
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(),
- m_float.bitcastToAPInt());
- success = true;
- break;
- }
- break;
-
- case e_double:
- switch (type) {
- case e_void:
- break;
- case e_sint:
- case e_uint:
- case e_slong:
- case e_ulong:
- case e_slonglong:
- case e_ulonglong:
- case e_sint128:
- case e_uint128:
- case e_sint256:
- case e_uint256:
- m_integer = m_float.bitcastToAPInt();
- success = true;
- break;
- case e_float:
- m_float = llvm::APFloat(m_float.convertToDouble());
- success = true;
- break;
- case e_double:
- m_float = llvm::APFloat(m_float.convertToDouble());
- success = true;
- break;
- case e_long_double:
- if (m_ieee_quad)
- m_float =
- llvm::APFloat(llvm::APFloat::IEEEquad(), m_float.bitcastToAPInt());
- else
- m_float = llvm::APFloat(llvm::APFloat::x87DoubleExtended(),
- m_float.bitcastToAPInt());
- success = true;
- break;
- }
- break;
-
- case e_long_double:
- switch (type) {
- case e_void:
- break;
- case e_sint:
- m_integer = m_float.bitcastToAPInt();
- m_integer = m_integer.sextOrTrunc(sizeof(sint_t) * 8);
- success = true;
- break;
-
- case e_uint:
- m_integer = m_float.bitcastToAPInt();
- m_integer = m_integer.zextOrTrunc(sizeof(sint_t) * 8);
- success = true;
- break;
-
- case e_slong:
- m_integer = m_float.bitcastToAPInt();
- m_integer = m_integer.sextOrTrunc(sizeof(slong_t) * 8);
- success = true;
- break;
-
- case e_ulong:
- m_integer = m_float.bitcastToAPInt();
- m_integer = m_integer.zextOrTrunc(sizeof(slong_t) * 8);
- success = true;
- break;
-
- case e_slonglong:
- m_integer = m_float.bitcastToAPInt();
- m_integer = m_integer.sextOrTrunc(sizeof(slonglong_t) * 8);
- success = true;
- break;
-
- case e_ulonglong:
- m_integer = m_float.bitcastToAPInt();
- m_integer = m_integer.zextOrTrunc(sizeof(slonglong_t) * 8);
- success = true;
- break;
-
- case e_sint128:
- m_integer = m_float.bitcastToAPInt();
- m_integer = m_integer.sextOrTrunc(BITWIDTH_INT128);
- success = true;
- break;
-
- case e_uint128:
- m_integer = m_float.bitcastToAPInt();
- m_integer = m_integer.zextOrTrunc(BITWIDTH_INT128);
- success = true;
- break;
-
- case e_sint256:
- m_integer = m_float.bitcastToAPInt();
- m_integer = m_integer.sextOrTrunc(BITWIDTH_INT256);
- success = true;
- break;
-
- case e_uint256:
- m_integer = m_float.bitcastToAPInt();
- m_integer = m_integer.zextOrTrunc(BITWIDTH_INT256);
- success = true;
- break;
-
- case e_float:
- m_float = llvm::APFloat(m_float.convertToFloat());
- success = true;
- break;
- case e_double:
- m_float = llvm::APFloat(m_float.convertToFloat());
- success = true;
- break;
- case e_long_double:
- success = true;
- break;
- }
- break;
- }
-
- if (success)
- m_type = type;
- return success;
-}
-
bool Scalar::MakeSigned() {
bool success = false;
@@ -1819,7 +1610,7 @@
case e_uint128:
case e_sint256:
case e_uint256:
- return m_integer.bitsToFloat();
+ return llvm::APIntOps::RoundAPIntToFloat(m_integer);
case e_float:
return m_float.convertToFloat();
case e_double:
@@ -1845,7 +1636,7 @@
case e_uint128:
case e_sint256:
case e_uint256:
- return m_integer.bitsToDouble();
+ return llvm::APIntOps::RoundAPIntToDouble(m_integer);
case e_float:
return (double_t)m_float.convertToFloat();
case e_double:
@@ -1871,7 +1662,7 @@
case e_uint128:
case e_sint256:
case e_uint256:
- return (long_double_t)m_integer.bitsToDouble();
+ return (long_double_t)llvm::APIntOps::RoundAPIntToDouble(m_integer);
case e_float:
return (long_double_t)m_float.convertToFloat();
case e_double:
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