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| author | daurnimator <quae@daurnimator.com> | 2017-06-18 23:36:02 +1000 |
|---|---|---|
| committer | daurnimator <quae@daurnimator.com> | 2017-06-19 00:09:51 +1000 |
| commit | 4723651910e6e6f5cff6f0dce51c00777cc213ce (patch) | |
| tree | fb9072070beb0564d4ddf76bdbb77cecbfb16ee7 /src | |
| parent | 61997410c91b75b0bc54790dbed9ea104854df01 (diff) | |
| download | fengari-4723651910e6e6f5cff6f0dce51c00777cc213ce.tar.gz fengari-4723651910e6e6f5cff6f0dce51c00777cc213ce.tar.bz2 fengari-4723651910e6e6f5cff6f0dce51c00777cc213ce.zip | |
Change size_t from 8 bytes to 4 bytes
JavaScript cannot perform arithmetic on 8byte (i.e. 64bit) numbers
Diffstat (limited to 'src')
| -rw-r--r-- | src/ldump.js | 2 | ||||
| -rw-r--r-- | src/lstrlib.js | 6 | ||||
| -rw-r--r-- | src/lundump.js | 4 |
3 files changed, 6 insertions, 6 deletions
diff --git a/src/ldump.js b/src/ldump.js index a2abbed..49372f9 100644 --- a/src/ldump.js +++ b/src/ldump.js @@ -170,7 +170,7 @@ const DumpHeader = function(D) { let cdata = LUAC_DATA.split('').map(e => e.charCodeAt(0)); DumpBlock(cdata, cdata.length, D); DumpByte(4, D); // intSize - DumpByte(8, D); // size_tSize + DumpByte(4, D); // size_tSize DumpByte(4, D); // instructionSize DumpByte(4, D); // integerSize DumpByte(8, D); // numberSize diff --git a/src/lstrlib.js b/src/lstrlib.js index e005bdc..0d67903 100644 --- a/src/lstrlib.js +++ b/src/lstrlib.js @@ -453,13 +453,13 @@ const getoption = function(h, fmt) { case 'L'.charCodeAt(0): r.size = 4; r.opt = KOption.Kuint; return r; case 'j'.charCodeAt(0): r.size = 4; r.opt = KOption.Kint; return r; // sizeof(lua_Integer): 4 case 'J'.charCodeAt(0): r.size = 4; r.opt = KOption.Kuint; return r; - case 'T'.charCodeAt(0): r.size = 8; r.opt = KOption.Kuint; return r; // sizeof(size_t): 8 + case 'T'.charCodeAt(0): r.size = 4; r.opt = KOption.Kuint; return r; // sizeof(size_t): 4 case 'f'.charCodeAt(0): r.size = 4; r.opt = KOption.Kfloat; return r; // sizeof(float): 4 case 'd'.charCodeAt(0): r.size = 8; r.opt = KOption.Kfloat; return r; // sizeof(double): 8 case 'n'.charCodeAt(0): r.size = 8; r.opt = KOption.Kfloat; return r; // sizeof(lua_Number): 8 case 'i'.charCodeAt(0): r.size = getnumlimit(h, fmt, 4); r.opt = KOption.Kint; return r; // sizeof(int): 4 case 'I'.charCodeAt(0): r.size = getnumlimit(h, fmt, 4); r.opt = KOption.Kuint; return r; - case 's'.charCodeAt(0): r.size = getnumlimit(h, fmt, 8); r.opt = KOption.Kstring; return r; + case 's'.charCodeAt(0): r.size = getnumlimit(h, fmt, 4); r.opt = KOption.Kstring; return r; case 'c'.charCodeAt(0): { r.size = getnum(fmt, -1); if (r.size === -1) @@ -608,7 +608,7 @@ const str_pack = function(L) { case KOption.Kstring: { /* strings with length count */ let s = lauxlib.luaL_checkstring(L, arg); let len = s.length; - lauxlib.luaL_argcheck(L, size >= 8 /* sizeof(size_t) */ || + lauxlib.luaL_argcheck(L, size >= 4 /* sizeof(size_t) */ || len < (1 << (size * NB)), arg, lua.to_luastring("string length does not fit in given size", true)); packint(b, len, h.islittle, size, 0); /* pack length */ diff --git a/src/lundump.js b/src/lundump.js index 946efa6..17cdc70 100644 --- a/src/lundump.js +++ b/src/lundump.js @@ -17,7 +17,7 @@ class BytecodeParser { constructor(L, Z, name) { this.intSize = 4; - this.size_tSize = 8; + this.size_tSize = 4; this.instructionSize = 4; this.integerSize = 4; this.numberSize = 8; @@ -237,7 +237,7 @@ class BytecodeParser { this.numberSize = this.readByte(); this.checksize(this.intSize, 4, "int"); - this.checksize(this.size_tSize, 8, "size_t"); + this.checksize(this.size_tSize, 4, "size_t"); this.checksize(this.instructionSize, 4, "instruction"); this.checksize(this.integerSize, 4, "integer"); this.checksize(this.numberSize, 8, "number"); |