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1 //===- subzero/src/IceTargetLoweringX8632.cpp - x86-32 lowering -----------===// | 1 //===- subzero/src/IceTargetLoweringX8632.cpp - x86-32 lowering -----------===// |
2 // | 2 // |
3 // The Subzero Code Generator | 3 // The Subzero Code Generator |
4 // | 4 // |
5 // This file is distributed under the University of Illinois Open Source | 5 // This file is distributed under the University of Illinois Open Source |
6 // License. See LICENSE.TXT for details. | 6 // License. See LICENSE.TXT for details. |
7 // | 7 // |
8 //===----------------------------------------------------------------------===// | 8 //===----------------------------------------------------------------------===// |
9 /// | 9 /// |
10 /// \file | 10 /// \file |
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750 // Use memcpy() to copy bits from Value into RawValue in a way that avoids | 750 // Use memcpy() to copy bits from Value into RawValue in a way that avoids |
751 // breaking strict-aliasing rules. | 751 // breaking strict-aliasing rules. |
752 typename T::PrimitiveIntType RawValue; | 752 typename T::PrimitiveIntType RawValue; |
753 memcpy(&RawValue, &Value, sizeof(Value)); | 753 memcpy(&RawValue, &Value, sizeof(Value)); |
754 char buf[30]; | 754 char buf[30]; |
755 int CharsPrinted = | 755 int CharsPrinted = |
756 snprintf(buf, llvm::array_lengthof(buf), T::PrintfString, RawValue); | 756 snprintf(buf, llvm::array_lengthof(buf), T::PrintfString, RawValue); |
757 assert(CharsPrinted >= 0 && | 757 assert(CharsPrinted >= 0 && |
758 (size_t)CharsPrinted < llvm::array_lengthof(buf)); | 758 (size_t)CharsPrinted < llvm::array_lengthof(buf)); |
759 (void)CharsPrinted; // avoid warnings if asserts are disabled | 759 (void)CharsPrinted; // avoid warnings if asserts are disabled |
760 Const->emitPoolLabel(Str); | 760 Const->emitPoolLabel(Str, Ctx); |
761 Str << ":\n\t" << T::AsmTag << "\t" << buf << "\t# " << T::TypeName << " " | 761 Str << ":\n\t" << T::AsmTag << "\t" << buf << "\t# " << T::TypeName << " " |
762 << Value << "\n"; | 762 << Value << "\n"; |
763 } | 763 } |
764 } | 764 } |
765 | 765 |
766 void TargetDataX8632::lowerConstants() { | 766 void TargetDataX8632::lowerConstants() { |
767 if (Ctx->getFlags().getDisableTranslation()) | 767 if (Ctx->getFlags().getDisableTranslation()) |
768 return; | 768 return; |
769 // No need to emit constants from the int pool since (for x86) they are | 769 // No need to emit constants from the int pool since (for x86) they are |
770 // embedded as immediates in the instructions, just emit float/double. | 770 // embedded as immediates in the instructions, just emit float/double. |
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944 // case the high-level table has extra entries. | 944 // case the high-level table has extra entries. |
945 #define X(tag, sizeLog2, align, elts, elty, str) \ | 945 #define X(tag, sizeLog2, align, elts, elty, str) \ |
946 static_assert(_table1_##tag == _table2_##tag, \ | 946 static_assert(_table1_##tag == _table2_##tag, \ |
947 "Inconsistency between ICETYPEX8632_TABLE and ICETYPE_TABLE"); | 947 "Inconsistency between ICETYPEX8632_TABLE and ICETYPE_TABLE"); |
948 ICETYPE_TABLE | 948 ICETYPE_TABLE |
949 #undef X | 949 #undef X |
950 } // end of namespace dummy3 | 950 } // end of namespace dummy3 |
951 } // end of anonymous namespace | 951 } // end of anonymous namespace |
952 | 952 |
953 } // end of namespace Ice | 953 } // end of namespace Ice |
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