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Merged
merged 1 commit into from
May 1, 2025
Merged

Sync ruby/json #13227

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4 changes: 2 additions & 2 deletions ext/json/generator/extconf.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,7 @@
return 0;
}
SRC
$defs.push("-DENABLE_SIMD")
$defs.push("-DJSON_ENABLE_SIMD")
end
end

Expand All @@ -29,7 +29,7 @@
return 0;
}
SRC
$defs.push("-DENABLE_SIMD")
$defs.push("-DJSON_ENABLE_SIMD")
end

have_header('cpuid.h')
Expand Down
30 changes: 13 additions & 17 deletions ext/json/generator/generator.c
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Original file line number Diff line number Diff line change
Expand Up @@ -112,7 +112,7 @@ typedef struct _search_state {
const char *cursor;
FBuffer *buffer;

#ifdef ENABLE_SIMD
#ifdef HAVE_SIMD
const char *chunk_base;
const char *chunk_end;
bool has_matches;
Expand All @@ -124,7 +124,7 @@ typedef struct _search_state {
#else
#error "Unknown SIMD Implementation."
#endif /* HAVE_SIMD_NEON */
#endif /* ENABLE_SIMD */
#endif /* HAVE_SIMD */
} search_state;

#if (defined(__GNUC__ ) || defined(__clang__))
Expand Down Expand Up @@ -189,15 +189,11 @@ static inline FORCE_INLINE void escape_UTF8_char_basic(search_state *search)
case '\r': fbuffer_append(search->buffer, "\\r", 2); break;
case '\t': fbuffer_append(search->buffer, "\\t", 2); break;
default: {
if (ch < ' ') {
const char *hexdig = "0123456789abcdef";
char scratch[6] = { '\\', 'u', '0', '0', 0, 0 };
scratch[4] = hexdig[(ch >> 4) & 0xf];
scratch[5] = hexdig[ch & 0xf];
fbuffer_append(search->buffer, scratch, 6);
} else {
fbuffer_append_char(search->buffer, ch);
}
const char *hexdig = "0123456789abcdef";
char scratch[6] = { '\\', 'u', '0', '0', 0, 0 };
scratch[4] = hexdig[(ch >> 4) & 0xf];
scratch[5] = hexdig[ch & 0xf];
fbuffer_append(search->buffer, scratch, 6);
break;
}
}
Expand Down Expand Up @@ -265,7 +261,7 @@ static inline void escape_UTF8_char(search_state *search, unsigned char ch_len)
search->cursor = (search->ptr += ch_len);
}

#ifdef ENABLE_SIMD
#ifdef HAVE_SIMD

static inline FORCE_INLINE char *copy_remaining_bytes(search_state *search, unsigned long vec_len, unsigned long len)
{
Expand Down Expand Up @@ -537,7 +533,7 @@ static inline TARGET_SSE2 FORCE_INLINE unsigned char search_escape_basic_sse2(se

#endif /* HAVE_SIMD_SSE2 */

#endif /* ENABLE_SIMD */
#endif /* HAVE_SIMD */

static const unsigned char script_safe_escape_table[256] = {
// ASCII Control Characters
Expand Down Expand Up @@ -1302,11 +1298,11 @@ static void generate_json_string(FBuffer *buffer, struct generate_json_data *dat
search.cursor = search.ptr;
search.end = search.ptr + len;

#ifdef ENABLE_SIMD
#ifdef HAVE_SIMD
search.matches_mask = 0;
search.has_matches = false;
search.chunk_base = NULL;
#endif /* ENABLE_SIMD */
#endif /* HAVE_SIMD */

switch(rb_enc_str_coderange(obj)) {
case ENC_CODERANGE_7BIT:
Expand Down Expand Up @@ -2174,7 +2170,7 @@ void Init_generator(void)


switch(find_simd_implementation()) {
#ifdef ENABLE_SIMD
#ifdef HAVE_SIMD
#ifdef HAVE_SIMD_NEON
case SIMD_NEON:
search_escape_basic_impl = search_escape_basic_neon;
Expand All @@ -2185,7 +2181,7 @@ void Init_generator(void)
search_escape_basic_impl = search_escape_basic_sse2;
break;
#endif /* HAVE_SIMD_SSE2 */
#endif /* ENABLE_SIMD */
#endif /* HAVE_SIMD */
default:
search_escape_basic_impl = search_escape_basic;
break;
Expand Down
6 changes: 4 additions & 2 deletions ext/json/generator/simd.h
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@ typedef enum {
SIMD_SSE2
} SIMD_Implementation;

#ifdef ENABLE_SIMD
#ifdef JSON_ENABLE_SIMD

#ifdef __clang__
#if __has_builtin(__builtin_ctzll)
Expand Down Expand Up @@ -56,6 +56,7 @@ static SIMD_Implementation find_simd_implementation(void) {
return SIMD_NEON;
}

#define HAVE_SIMD 1
#define HAVE_SIMD_NEON 1

uint8x16x4_t load_uint8x16_4(const unsigned char *table) {
Expand All @@ -74,6 +75,7 @@ uint8x16x4_t load_uint8x16_4(const unsigned char *table) {
#ifdef HAVE_X86INTRIN_H
#include <x86intrin.h>

#define HAVE_SIMD 1
#define HAVE_SIMD_SSE2 1

#ifdef HAVE_CPUID_H
Expand Down Expand Up @@ -101,7 +103,7 @@ static SIMD_Implementation find_simd_implementation(void) {
#endif /* HAVE_X86INTRIN_H */
#endif /* X86_64 Support */

#endif /* ENABLE_SIMD */
#endif /* JSON_ENABLE_SIMD */

#ifndef FIND_SIMD_IMPLEMENTATION_DEFINED
static SIMD_Implementation find_simd_implementation(void) {
Expand Down
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