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feat(quickjs): add quickjs

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from: https://crates.io/crates/quick-js
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Hatter Jiang
2020-07-12 12:53:57 +08:00
parent 2ff135faaa
commit ae0b65aef3
55 changed files with 91533 additions and 0 deletions
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47
quickjs/external/quickjs-rs/libquickjs-sys/embed/patches/js-tobigint64-overflow.patch vendored Normal file
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@@ -0,0 +1,47 @@
diff --git libquickjs-sys/embed/quickjs/libbf.c libquickjs-sys/embed/quickjs/libbf.c
index cbabf95..f0625f9 100644
--- libquickjs-sys/embed/quickjs/libbf.c
+++ libquickjs-sys/embed/quickjs/libbf.c
@@ -2261,14 +2261,17 @@ int bf_get_int64(int64_t *pres, const bf_t *a, int flags)
v = INT64_MAX;
}
} else {
+ ret = BF_ST_OVERFLOW;
slimb_t bit_pos = a->len * LIMB_BITS - a->expn;
v = get_bits(a->tab, a->len, bit_pos);
#if LIMB_BITS == 32
v |= (uint64_t)get_bits(a->tab, a->len, bit_pos + 32) << 32;
#endif
- if (a->sign)
+ if (a->sign) {
+ if (a->expn == 64 && v == (uint64_t)INT64_MAX + 1)
+ ret = 0; // not overflow, but INT64_MIN
v = -v;
- ret = 0;
+ }
}
*pres = v;
return ret;
diff --git libquickjs-sys/embed/quickjs/quickjs.c libquickjs-sys/embed/quickjs/quickjs.c
index 7bb20cb..ad5811c 100644
--- libquickjs-sys/embed/quickjs/quickjs.c
+++ libquickjs-sys/embed/quickjs/quickjs.c
@@ -11244,15 +11244,16 @@ static void JS_FreeBigInt(JSContext *ctx, bf_t *a, bf_t *buf)
static int JS_ToBigInt64Free(JSContext *ctx, int64_t *pres, JSValue val)
{
bf_t a_s, *a;
+ int ret;
a = JS_ToBigIntFree(ctx, &a_s, val);
if (!a) {
*pres = 0;
return -1;
}
- bf_get_int64(pres, a, BF_GET_INT_MOD);
+ ret = bf_get_int64(pres, a, BF_GET_INT_MOD);
JS_FreeBigInt(ctx, a, &a_s);
- return 0;
+ return ret;
}
int JS_ToBigInt64(JSContext *ctx, int64_t *pres, JSValueConst val)

15
quickjs/external/quickjs-rs/libquickjs-sys/embed/patches/stack-overflow-signed.patch vendored Normal file
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@@ -0,0 +1,15 @@
diff -urN quickjs-2019-07-28/quickjs.c quickjs-2019-07-28-stack-overflow-signed/quickjs.c
--- quickjs-2019-07-28/quickjs.c 2019-07-28 15:03:03.000000000 +0000
+++ quickjs-2019-07-28-stack-overflow-signed/quickjs.c 2019-08-09 20:00:03.666846091 +0000
@@ -1732,9 +1732,9 @@
static inline BOOL js_check_stack_overflow(JSContext *rt, size_t alloca_size)
{
- size_t size;
+ ptrdiff_t size;
size = rt->stack_top - js_get_stack_pointer();
- return unlikely((size + alloca_size) > rt->stack_size);
+ return unlikely((size + (ptrdiff_t)alloca_size) > (ptrdiff_t)rt->stack_size);
}
#endif