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Permit 32-bit GCC compilation

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Brendan Knapp
2020-06-25 17:07:17 -07:00
parent 86241e2871
commit 41f33ecbb9
7 changed files with 72 additions and 35 deletions
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singleheader/simdjson.cpp
+7 -8
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@@ -1,4 +1,4 @@
/* auto-generated on Tue 23 Jun 2020 20:51:12 EDT. Do not edit! */
/* auto-generated on Thu Jun 25 16:43:19 PDT 2020. Do not edit! */
/* begin file src/simdjson.cpp */
#include "simdjson.h"
@@ -934,9 +934,8 @@ struct value128 {
uint64_t high;
};
#if defined(SIMDJSON_REGULAR_VISUAL_STUDIO) && \
!defined(_M_X64) && !defined(_M_ARM64)// _umul128 for x86, arm
// this is a slow emulation routine for 32-bit Windows
#ifdef SIMDJSON_IS_32BITS // _umul128 for x86, arm
// this is a slow emulation routine for 32-bit
//
static inline uint64_t __emulu(uint32_t x, uint32_t y) {
return x * (uint64_t)y;
@@ -955,7 +954,7 @@ static inline uint64_t _umul128(uint64_t ab, uint64_t cd, uint64_t *hi) {
really_inline value128 full_multiplication(uint64_t value1, uint64_t value2) {
value128 answer;
#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO
#if defined(SIMDJSON_REGULAR_VISUAL_STUDIO) || defined(SIMDJSON_IS_32BITS)
#ifdef _M_ARM64
// ARM64 has native support for 64-bit multiplications, no need to emultate
answer.high = __umulh(value1, value2);
@@ -963,7 +962,7 @@ really_inline value128 full_multiplication(uint64_t value1, uint64_t value2) {
#else
answer.low = _umul128(value1, value2, &answer.high); // _umul128 not available on ARM64
#endif // _M_ARM64
#else // SIMDJSON_REGULAR_VISUAL_STUDIO
#else // defined(SIMDJSON_REGULAR_VISUAL_STUDIO) || defined(SIMDJSON_IS_32BITS)
__uint128_t r = ((__uint128_t)value1) * value2;
answer.low = uint64_t(r);
answer.high = uint64_t(r >> 64);
@@ -7826,7 +7825,7 @@ really_inline bool add_overflow(uint64_t value1, uint64_t value2,
#endif
}
#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO
#if defined(SIMDJSON_REGULAR_VISUAL_STUDIO) || defined(SIMDJSON_IS_32BITS)
#pragma intrinsic(_umul128)
#endif
really_inline bool mul_overflow(uint64_t value1, uint64_t value2,
@@ -11114,7 +11113,7 @@ really_inline bool add_overflow(uint64_t value1, uint64_t value2,
#endif
}
#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO
#if defined(SIMDJSON_REGULAR_VISUAL_STUDIO) || defined(SIMDJSON_IS_32BITS)
#pragma intrinsic(_umul128)
#endif
really_inline bool mul_overflow(uint64_t value1, uint64_t value2,