diff options
Diffstat (limited to 'include/llvm/Support/Endian.h')
| -rw-r--r-- | include/llvm/Support/Endian.h | 43 |
1 files changed, 27 insertions, 16 deletions
diff --git a/include/llvm/Support/Endian.h b/include/llvm/Support/Endian.h index 455d0fc..47b82fd 100644 --- a/include/llvm/Support/Endian.h +++ b/include/llvm/Support/Endian.h @@ -93,15 +93,40 @@ struct packed_endian_specific_integral { (void*)Value.buffer, newValue); } + packed_endian_specific_integral &operator+=(value_type newValue) { + *this = *this + newValue; + return *this; + } + + packed_endian_specific_integral &operator-=(value_type newValue) { + *this = *this - newValue; + return *this; + } + private: AlignedCharArray<PickAlignment<value_type, alignment>::value, sizeof(value_type)> Value; + +public: + struct ref { + explicit ref(void *Ptr) : Ptr(Ptr) {} + + operator value_type() const { + return endian::read<value_type, endian, alignment>(Ptr); + } + + void operator=(value_type NewValue) { + endian::write<value_type, endian, alignment>(Ptr, NewValue); + } + + private: + void *Ptr; + }; }; + } // end namespace detail typedef detail::packed_endian_specific_integral - <uint8_t, little, unaligned> ulittle8_t; -typedef detail::packed_endian_specific_integral <uint16_t, little, unaligned> ulittle16_t; typedef detail::packed_endian_specific_integral <uint32_t, little, unaligned> ulittle32_t; @@ -109,8 +134,6 @@ typedef detail::packed_endian_specific_integral <uint64_t, little, unaligned> ulittle64_t; typedef detail::packed_endian_specific_integral - <int8_t, little, unaligned> little8_t; -typedef detail::packed_endian_specific_integral <int16_t, little, unaligned> little16_t; typedef detail::packed_endian_specific_integral <int32_t, little, unaligned> little32_t; @@ -118,8 +141,6 @@ typedef detail::packed_endian_specific_integral <int64_t, little, unaligned> little64_t; typedef detail::packed_endian_specific_integral - <uint8_t, little, aligned> aligned_ulittle8_t; -typedef detail::packed_endian_specific_integral <uint16_t, little, aligned> aligned_ulittle16_t; typedef detail::packed_endian_specific_integral <uint32_t, little, aligned> aligned_ulittle32_t; @@ -127,8 +148,6 @@ typedef detail::packed_endian_specific_integral <uint64_t, little, aligned> aligned_ulittle64_t; typedef detail::packed_endian_specific_integral - <int8_t, little, aligned> aligned_little8_t; -typedef detail::packed_endian_specific_integral <int16_t, little, aligned> aligned_little16_t; typedef detail::packed_endian_specific_integral <int32_t, little, aligned> aligned_little32_t; @@ -136,8 +155,6 @@ typedef detail::packed_endian_specific_integral <int64_t, little, aligned> aligned_little64_t; typedef detail::packed_endian_specific_integral - <uint8_t, big, unaligned> ubig8_t; -typedef detail::packed_endian_specific_integral <uint16_t, big, unaligned> ubig16_t; typedef detail::packed_endian_specific_integral <uint32_t, big, unaligned> ubig32_t; @@ -145,8 +162,6 @@ typedef detail::packed_endian_specific_integral <uint64_t, big, unaligned> ubig64_t; typedef detail::packed_endian_specific_integral - <int8_t, big, unaligned> big8_t; -typedef detail::packed_endian_specific_integral <int16_t, big, unaligned> big16_t; typedef detail::packed_endian_specific_integral <int32_t, big, unaligned> big32_t; @@ -154,8 +169,6 @@ typedef detail::packed_endian_specific_integral <int64_t, big, unaligned> big64_t; typedef detail::packed_endian_specific_integral - <uint8_t, big, aligned> aligned_ubig8_t; -typedef detail::packed_endian_specific_integral <uint16_t, big, aligned> aligned_ubig16_t; typedef detail::packed_endian_specific_integral <uint32_t, big, aligned> aligned_ubig32_t; @@ -163,8 +176,6 @@ typedef detail::packed_endian_specific_integral <uint64_t, big, aligned> aligned_ubig64_t; typedef detail::packed_endian_specific_integral - <int8_t, big, aligned> aligned_big8_t; -typedef detail::packed_endian_specific_integral <int16_t, big, aligned> aligned_big16_t; typedef detail::packed_endian_specific_integral <int32_t, big, aligned> aligned_big32_t; |