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fixed large performance regression with recent GCC versions

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This commit is contained in:
Fabrice Bellard 2026-06-03 15:48:17 +02:00
parent e2c01dff61
commit 10c81b1989
1 changed files with 6 additions and 4 deletions
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10
quickjs.h
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@ -216,7 +216,7 @@ static inline JSValue __JS_NewShortBigInt(JSContext *ctx, int32_t d)
#else /* !JS_NAN_BOXING */
typedef union JSValueUnion {
int32_t int32;
uint64_t uint64;
double float64;
void *ptr;
#if JS_SHORT_BIG_INT_BITS == 32
@ -236,13 +236,15 @@ typedef struct JSValue {
#define JS_VALUE_GET_TAG(v) ((int32_t)(v).tag)
/* same as JS_VALUE_GET_TAG, but return JS_TAG_FLOAT64 with NaN boxing */
#define JS_VALUE_GET_NORM_TAG(v) JS_VALUE_GET_TAG(v)
#define JS_VALUE_GET_INT(v) ((v).u.int32)
#define JS_VALUE_GET_BOOL(v) ((v).u.int32)
#define JS_VALUE_GET_INT(v) ((int)(v).u.uint64)
#define JS_VALUE_GET_BOOL(v) ((int)(v).u.uint64)
#define JS_VALUE_GET_FLOAT64(v) ((v).u.float64)
#define JS_VALUE_GET_SHORT_BIG_INT(v) ((v).u.short_big_int)
#define JS_VALUE_GET_PTR(v) ((v).u.ptr)
#define JS_MKVAL(tag, val) (JSValue){ (JSValueUnion){ .int32 = val }, tag }
/* avoid uninitialized data by using a 64 bit field even if only 32
bits are needed because some compilers generate slower code */
#define JS_MKVAL(tag, val) (JSValue){ (JSValueUnion){ .uint64 = (uint32_t)(val) }, tag }
#define JS_MKPTR(tag, p) (JSValue){ (JSValueUnion){ .ptr = p }, tag }
#define JS_TAG_IS_FLOAT64(tag) ((unsigned)(tag) == JS_TAG_FLOAT64)