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granny2.js
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(function(exports) {
/**
* Wrapper for granny2.dll
*/
function Granny2(bin_img) {
this.runtime = new Win32Runtime(bin_img, 0x10000000, Granny2.import_offsets, Granny2.exports);
this.runtime.add_hook(0x1000DDC0, sub_1000DDC0);
this.runtime.add_hook(0x1000DDB0, sub_1000DDC0);
this.runtime.add_hook(0x10017FE0, sub_10017FE0); // Logging
this.runtime.add_hook(0x10002B50, sub_10002B50); // ??
this.runtime.add_hook(0x1000E7F0, sub_1000E7F0);
// 0x10006E50 perhaps ?
};
Granny2.structs = {
'granny_skeleton': [
['char*', 'Name', { string: true }],
['int', 'BoneCount', {}],
['void*', 'Bones', {}]
],
'granny_variant': [
['int', 'Type', {}],
['int', 'Object', {}],
],
'granny_model_mesh_binding': [
//['void*', 'Mesh', {}]
['void*', 'Mesh', {}]
],
'granny_mesh': [
['char*', 'Name', { string: true }],
['void*', 'PrimaryVertexData', {}],
['int', 'MorphTargetCount', {}],
['void*', 'MorphTargets', {}],
['void*', 'PrimaryTopology', {}],
['int', 'MaterialsBindingCount', {}],
['void*', 'MaterialBindings', {}],
['int', 'BoneBindingsCount', {}],
['void*', 'BoneBindings', {}],
['int', 'ExtendedData_Variant_Type', {}],
['int', 'ExtendedData_Variant_Object', {}],
],
'granny_transform': [
['int', 'Flags', {}],
['float[3]', 'Position', {}],
['float[4]', 'Orientation', {}],
['float[9]', 'ScaleShear', {}],
],
'granny_model': [
['char*', 'Name', { string: true }],
['void*', 'Skeleton', {}],
['granny_transform', 'InitialPlacement', {}],
['int', 'MeshBindingsCount', {}],
//['granny_model_mesh_binding*', 'MeshBindings', { size: 'MeshBindingsCount' }],
//['granny_model_mesh_binding*', 'MeshBindings', { size: 'MeshBindingsCount' }],
['granny_model_mesh_binding*', 'MeshBindings', { size: 'MeshBindingsCount' }],
],
'granny_file_info': [
['char**', 'FileStringTable', {}],
['void*', 'ArtToolInfo', {}],
['void*', 'ExporterInfo', {}],
['char*', 'FromFileName', { string: true }],
['int', 'TextureCount', {}],
['void*', 'Textures', {}],
['int', 'MaterialCount', {}],
['void*', 'Materials', {}],
['int', 'SkeletonCount', {}],
['granny_skeleton*', 'Skeletons', { size: 'SkeletonCount' }],
['int', 'VertexDataCount', {}],
['void*', 'VertexDatas', {}],
['int', 'TriTopologyCount', {}],
['void*', 'TriTopologies', {}],
['int', 'MeshCount', {}],
['granny_mesh*', 'Meshes', { size: 'MeshCount' }],
['int', 'ModelCount', {}],
['granny_model*', 'Models', { size: 'ModelCount' }],
['int', 'TrackGroupCount', {}],
['void*', 'TrackGroups', {}],
['int', 'AnimationCount', {}],
['void*', 'Animations', {}],
],
'granny_file': [
['char', 'IsByteReversed', {}],
['char[3]', '_align', {}],
//['granny_grn_file_header*', 'Header'],
['void*', 'Header', {}],
['int', 'SectionCount', {}],
['void**', 'Sections', {}],
['char*', 'Marshalled', { string: false }],
['void*', 'ConversionBuffer', {}],
],
'granny_texture': [
['char*', 'FromFileName', { string: true }],
['int', 'TextureType', {}],
['int', 'Width', {}],
['int', 'Height', {}],
['int', 'Encoding', {}],
['int', 'SubFormat', {}],
['int', 'BytesPerPixel', {}],
['int[4]', 'ShiftForComponent', {}],
['int[4]', 'BitsForComponent', {}],
['int', 'ImageCount', {}],
//['granny_texture_image*', 'Images', {}],
['void*', 'Images', {}],
//['granny_variant', 'ExtendedData', {}],
['int', 'ExtendedData', {}],
],
};
/**
* @param ptr Virtual address of structure
* @param decl Structure declaration
* @param cpu v86
*/
function resolve_struct(cpu, ptr, decl) {
var struct = {};
struct._ptr = ptr;
struct._type = decl;
//var va = cpu.translate_address_read(ptr);
var va = ptr;
for(var i = 0; i < decl.length; i++) {
var type = decl[i][0];
var name = decl[i][1];
var flags = decl[i][2];
var is_ptr = /\*$/.test(type);
var is_arr = /\[(\d*)\]$/.test(type);
var arr_len = 0;
if(is_arr) {
arr_len = Number(type.match(/\[(\d*)\]$/)[1]);
} else {
arr_len = 1;
}
//var base_type = type.match(/^\w*/)[0];
var base_type = type.replace(/[\*]$/,'');
if(is_arr) {
base_type = type.replace(/\[(\d*)\]$/, '');
}
var data_size = 4;
var method = 'read32s';
switch(base_type) {
case 'char':
data_size = 1;
method = 'read8';
case 'int':
case 'void':
case 'void*':
case 'float':
//console.log("Reading " + name);
if(base_type == 'float')
method = 'readFloat';
if(is_arr)
{
// PRIMITIVE[N]
var arr = [];
for(var j = 0; j < arr_len; j++, va += data_size) arr.push(cpu.memory[method](cpu.translate_address_read(va)));
struct[name] = arr;
}
else if(is_ptr)
{
if(base_type == 'char' && flags.string) {
struct[name] = cpu.memory.read_string(cpu.translate_address_read(cpu.memory.read32s(cpu.translate_address_read(va))));
va += 4;
//va += struct[name].length + 1;
} else {
//console.log("Type: " + type + ", base type: " + base_type + ", data size: " + data_size + ", array size: " + arr_len);
// Just keep a copy of the pointer
struct[name] = cpu.memory.read32s(cpu.translate_address_read(va));
va += 4;
}
}
else
{
struct[name] = cpu.memory[method](cpu.translate_address_read(va));
va += data_size;
}
break;
default:
if(base_type in Granny2.structs) {
var size = 1;
if(typeof flags.size == 'number') {
size = flags.size;
} else if(typeof flags.size == 'string') {
if(!(flags.size in struct))
throw "Invalid size";
size = Number(struct[flags.size]);
}
struct[name] = [];
var arr_base_addr;
if(is_ptr) {
arr_base_addr = cpu.memory.read32s(cpu.translate_address_read(va));
for(var j = 0; j < size; j++) {
struct[name].push(
resolve_struct(
cpu,
cpu.memory.read32s(cpu.translate_address_read(arr_base_addr) + 4 * j),
Granny2.structs[base_type]
)
);
}
va += 4;
} else {
arr_base_addr = va;
for(var j = 0; j < size; j++) {
struct[name].push(resolve_struct(cpu, va, Granny2.structs[base_type]));
va += struct[name][j]._size;
}
}
} else {
if(is_ptr) {
struct[name] = cpu.memory.read32s(cpu.translate_address_read(va));
va += 4;
} else {
throw "Unknown data type \"" + type + "\" in structure declaration";
}
}
}
}
struct._size = va - struct._ptr;
return struct;
};
Granny2.readStructure = resolve_struct;
var api = Granny2.prototype;
api.CopyMeshVertices = function(granny_mesh_ptr) {
var size = this.GetMeshVertexCount(granny_mesh_ptr) * 32;
var buffer_ptr = this.runtime.allocator.alloc(size);
var success = this.runtime.stdcall(
Granny2.exports.GrannyCopyMeshVertices,
granny_mesh_ptr,
this.runtime.get_dword_ptr(Granny2.exports.GrannyPNT332VertexType),
buffer_ptr
);
//if(!success) throw "Failed to copy mesh vertoces";
var vertices = new Uint8Array(new ArrayBuffer(size));
this.runtime.copy_from_mem(buffer_ptr, vertices);
this.runtime.allocator.free(buffer_ptr);
return vertices;
};
api.NewMeshDeformer = function(vertex_type) {
var mesh_deformer = this.runtime.stdcall(
Granny2.exports.GrannyNewMeshDeformer,
vertex_type,
this.runtime.get_dword_ptr(Granny2.exports.GrannyPNT332VertexType),
2
);
return mesh_deformer;
};
api.GetMeshVertexType = function(granny_mesh_ptr) {
return this.runtime.stdcall(
Granny2.exports.GrannyGetMeshVertexType,
granny_mesh_ptr
);
};
api.MeshIsRigid = function(granny_mesh_ptr) {
return !!this.runtime.stdcall(
Granny2.exports.GrannyMeshIsRigid,
granny_mesh_ptr
);
}
api.GetMeshVertexCount = function(granny_mesh_ptr) {
return this.runtime.stdcall(
Granny2.exports.GrannyGetMeshVertexCount,
granny_mesh_ptr
);
};
api.CopyMeshIndices = function(granny_mesh_ptr) {
var size = this.GetMeshIndexCount(granny_mesh_ptr);
var buffer_ptr = this.runtime.allocator.alloc(size * 2);
var success = this.runtime.stdcall(
Granny2.exports.GrannyCopyMeshIndices,
granny_mesh_ptr,
2,
buffer_ptr
);
if(!success) throw "Failed to copy mesh indices";
var indices = new Uint8Array(new ArrayBuffer(size * 2));
this.runtime.copy_from_mem(buffer_ptr, indices);
this.runtime.allocator.free(buffer_ptr);
return indices;
};
api.GetMeshIndexCount = function(granny_mesh_ptr) {
return this.runtime.stdcall(
Granny2.exports.GrannyGetMeshIndexCount,
granny_mesh_ptr
);
};
api.NewMeshBinding = function(granny_mesh_ptr, source_skeleton1, source_skeleton2) {
granny_mesh_binding = this.runtime.stdcall(
Granny2.exports.GrannyNewMeshBinding,
granny_mesh_ptr,
source_skeleton1,
source_skeleton2
);
return granny_mesh_binding;
};
api.GetSourceSkeleton = function(granny_model_instance_ptr) {
return this.runtime.stdcall(
Granny2.exports.GrannyGetSourceSkeleton,
granny_model_instance_ptr
);
};
api.NewWorldPose = function(bones_count) {
var granny_world_pose = this.runtime.stdcall(
Granny2.exports.GrannyNewWorldPose,
bones_count
);
return granny_world_pose;
};
api.InstantiateModel = function(granny_model_ptr) {
var granny_model_instance = this.runtime.stdcall(
Granny2.exports.GrannyInstantiateModel,
granny_model_ptr
);
return granny_model_instance;
};
/**
* Check against DLL version
* @param number v1 Major version
* @param number v2 Minor version
* @param number v3 Product version
* @param number v4 Build version
* @returns boolean
*/
api.VersionMatch = function(v1, v2, v3, v4) {
return this.runtime.stdcall(
Granny2.exports.GrannyVersionsMatch_,
v1, v2, v3, v4) != 0;
};
/**
* Load GR2 file from memory
* @param ArrayBuffer gr2_file Buffer containing a GR2 file
* @returns number granny_file_ptr Virtual address for granny_file structure
*/
api.ReadEntireFileFromMemory = function(gr2_file) {
var size = gr2_file.byteLength;
var ptr = this.runtime.allocator.alloc(size);
this.runtime.copy_to_mem(ptr, new Uint8Array(gr2_file));
var result = this.runtime.stdcall(
Granny2.exports.GrannyReadEntireFileFromMemory,
size,
ptr
);
return result;
//console.log("ReadEntireFileFromMemory", result);
// Free ptr?
};
/**
* Get file information
* @param number Virtual address of granny_file structure
* @returns number Virtual address of granny_file_info structure
*/
api.GetFileInfo = function(granny_file_ptr) {
var result = this.runtime.stdcall(
Granny2.exports.GrannyGetFileInfo,
granny_file_ptr
);
return result;
};
/**
* Checks if the texture has an alpha channel
* @param granny_texture_ptr Virtual address of granny_texture structure
* @returns boolean
*/
api.TextureHasAlpha = function(granny_texture_ptr) {
return this.runtime.stdcall(
Granny2.exports.GrannyTextureHasAlpha,
granny_texture_ptr
) != 0;
};
Granny2.GrannyRGBA8888PixelFormat = 4;
api.CopyTextureImage = function(granny_texture_ptr) {
var width = this.runtime.get_dword_ptr(granny_texture_ptr + 2 * 4);
var height = this.runtime.get_dword_ptr(granny_texture_ptr + 3 * 4);
console.log(width, height);
var buffer_size = 4 * width * height;
var buffer_ptr = this.runtime.allocator.alloc(buffer_size);
var result = this.runtime.stdcall(
Granny2.exports.GrannyCopyTextureImage,
granny_texture_ptr,
0,
0,
this.runtime.get_dword_ptr(Granny2.exports.GrannyRGBA8888PixelFormat),
width,
height,
4 * width,
buffer_ptr
);
console.log("CopyTextureImage:", result);
// TODO how to deallocate? return copy of data?
return this.runtime.cpu.memory.mem8.subarray(
this.runtime.cpu.translate_address_read(buffer_ptr),
this.runtime.cpu.translate_address_read(buffer_ptr + buffer_size)
);
};
function sub_10002BB0(a1, a2) {
return (a2 <= 0)
? a1 >>> -a2
: a1 << a2;
}
function sub_10002B50(rt, cpu) {
a3 = rt.get_arg(3) >>> 0;
a2 = rt.get_arg(2) >>> 0;
a1 = rt.get_arg(1) >>> 0;
var va_a1 = rt.cpu.translate_address_write(a1) / 4;
var va_a2 = rt.cpu.translate_address_write(a2) / 4;
var data_a1 = rt.cpu.memory.mem32s.subarray(va_a1, va_a1 + 4);
var data_a2 = rt.cpu.memory.mem32s.subarray(va_a2, va_a2 + 4);
var v4 = data_a2[3] & sub_10002BB0(a3, data_a1[3]);
var v5 = (data_a2[2] & sub_10002BB0(a3, data_a1[2])) + v4;
var v6 = (data_a2[1] & sub_10002BB0(a3, data_a1[1])) + v5;
rt.cpu.reg32s[reg_eax] = v6 + (data_a2[0] & sub_10002BB0(a3, data_a1[0]));
rt.instruction_ret(0);
}
// For convenience, a hook for Granny's logging function
function sub_10017FE0(runtime, cpu) {
var a3 = runtime.get_arg(7);
var a2 = runtime.get_arg(6);
var a1 = runtime.get_arg(5);
var source = runtime.get_arg(4);
var error = runtime.get_arg(3);
// Don't know what these are for
//var param2 = runtime.get_arg(2);
//var param1 = runtime.get_arg(1);
function get_string(addr) {
var str = '';
var c;
var va = runtime.cpu.translate_address_read(addr);
while((c = runtime.cpu.memory.mem8[va]) != 0x00) {
str += String.fromCharCode(c);
va++;
}
return str;
}
var error_fmt = get_string(error);
var error_src = get_string(source);
var error_str = error_fmt;
error_str = error_str.replace(/%s/, error_src);
error_str = error_str.replace(/%d/, a1);
error_str = error_str.replace(/%d/, a2);
error_str = error_str.replace(/%d/, a3);
console.warn("[granny2.dll] " + error_str);
runtime.cpu.reg32[reg_eax] = 1;
runtime.instruction_ret(0);
}
// Stack variables
var v = new Uint32Array(new ArrayBuffer(33 * 4));
var v32 = v;
var v16 = new Uint32Array(new ArrayBuffer(33 * 4));
var v8 = new Uint32Array(new ArrayBuffer(33 * 4));
// Candidates:
// sub_1000E020
// Some decompression functions implemented in JS for performance
function sub_1000E7F0(rt, cpu) {
var a3 = rt.get_arg(3);
var a2 = rt.get_arg(2) & 0xFFFF; // WORD
var a1 = rt.get_arg(1);
var data32 = rt.cpu.memory.mem32s.subarray(rt.cpu.translate_address_write(a1) / 4);
var data16 = rt.cpu.memory.mem16.subarray(rt.cpu.translate_address_write(a1) / 2);
var data8 = rt.cpu.memory.mem8.subarray(rt.cpu.translate_address_write(a1));
v[5] = data16[7];
v[3] &= 0x0000ffff;
if ( a2 >= v[5] )
{
v[3] = data16[11];
v[32] = v[3];
if ( a2 >= (v[3] & 0xffff) )
{
v[23] = data16[13];
if ( a2 >= v[23] )
{
if ( a2 >= data16[14] )
{
v[8] = data16[18];
v[9] = data16[14];
data16[15]++;
}
else
{
v[8] = 14 << data8[38];
v[9] = data16[13];
data32[7] += 0x10001;
}
}
else
{
v[24] = data8[38];
if ( a2 >= data16[12] )
{
v[8] = 13 << (v[24] & 0xFF);
v[25] = data32[7];
v[9] = data16[12];
data16[13] = v[23] + 1;
data32[7] = v[25] + 0x10001;
}
else
{
v[9] = (v[3] & 0xffff) >>> 0;
v[8] = 12 << (v[24] & 0xFF);
data32[6] += 0x10001;
data32[7] += 0x10001;
}
}
}
else
{
v[19] = data16[9];
v[18] = data8[38] & 0xFF;
if ( a2 >= v[19] )
{
if ( a2 >= data16[10] )
{
v[8] = 11 << (v[18] & 0xFF);
v[9] = data16[10];
data16[11] = v[32] + 1;
}
else
{
v[22] = data16[9];
v[8] = 10 << (v[18] & 0xFF);
v[9] = v[22];
data32[5] += 0x10001;
}
data32[6] += 0x10001;
data32[7] += 0x10001;
}
else
{
v[20] = data16[8];
if ( a2 >= v[20] )
{
v[8] = 9 << (v[18] & 0xFF);
v[9] = v[20];
data16[9] = v[19] + 1;
}
else
{
v[8] = 8 << (v[18] & 0xFF);
v[9] = v[5];
data32[4] += 0x10001;
}
data32[5] += 0x10001;
data32[6] += 0x10001;
data32[7] += 0x10001;
}
}
}
else
{
v[3] = (v[3] & 0xFFFF0000) + (data16[3] & 0x0000FFFF);
v[31] = v[3];
if ( a2 >= v[3] & 0xFFFF )
{
v[11] = data16[5];
v[10] = data8[38] & 0xFF;
if ( a2 >= v[11] )
{
v[14] = data16[6];
if ( a2 >= v[14] )
{
v[8] = 7 << (v[10] & 0xFF);
v[9] = v[14];
data16[7] = v[5] + 1;
}
else
{
v[15] = data16[5];
v[8] = 6 << (v[10] & 0xFF);
v[9] = v[15];
data32[3] += 0x10001;
}
}
else
{
v[12] = data16[4];
if ( a2 >= v[12] & 0xFFFF )
{
v[8] = 5 << (v[10] & 0xFF);
v[9] = v[12];
data16[5] = v[11] + 1;
}
else
{
v[9] = (v[3] & 0xFFFF) >>> 0;
v[8] = 4 << (v[10] & 0xFF);
data32[2] += 0x10001;
}
data32[3] += 0x10001;
}
data32[4] += 0x10001;
data32[5] += 0x10001;
data32[6] += 0x10001;
data32[7] += 0x10001;
}
else
{
v[7] = data16[1];
if ( a2 >= v[7] )
{
if ( a2 >= data16[2] )
{
v[8] = 3 << data8[38];
v[9] = data16[2];
data16[3] = v[31] + 1;
}
else
{
v[9] = data16[1];
v[8] = 2 << data8[38];
data32[1] += 0x10001;
}
}
else
{
if ( a2 >= data16[0] )
{
v[8] = data16[20] & 0xFFFF;
v[9] = data16[0];
data16[1] = v[7] + 1;
}
else
{
v[8] = 0;
v[9] = 0;
data32[0] += 0x10001;
}
data32[1] += 0x10001;
}
data32[2] += 0x10001;
data32[3] += 0x10001;
data32[4] += 0x10001;
data32[5] += 0x10001;
data32[6] += 0x10001;
data32[7] += 0x10001;
}
}
for ( var i = 2 * v[8] + 56; true; i = v[28] + 2 )
{
v[27] = v[9] + data16[i / 2];
if ( a2 < v[27] ) {
rt.set_dword_ptr(a3, v[9]);
rt.cpu.reg32[reg_eax] = v[8];
rt.instruction_ret(0);
return;
}
v[29] = data16[(i + 2) / 2];
v[28] = i + 2;
++v[8];
v[9] = v[27] + v[29];
if ( a2 < v[9] ) break;
++v[8];
}
rt.set_dword_ptr(a3, v[27]);
rt.cpu.reg32[reg_eax] = v[8];
rt.instruction_ret(0);
}
/**
* int __cdecl sub_1000DDC0(void *a1, unsigned int a2, int a3, unsigned int a4)
* Seems like some sort of method for decompression, or possibly decryption
*/
function sub_1000DDC0(rt, cpu) {
var byte_1002A4B4 = [
0x0, 0x8, 0x4, 0xC,
0x2, 0xA, 0x6, 0xE,
0x1, 0x9, 0x5, 0xD,
0x3, 0xB, 0x7, 0xF
];
var a1, a2, a3, a4;
var result;
a4 = rt.get_arg(4) >>> 0;
a3 = rt.get_arg(3) >>> 0;
a2 = rt.get_arg(2) >>> 0;
a1 = rt.get_arg(1) >>> 0;
var va = rt.cpu.translate_address_write(a1);
var data = rt.mem32.subarray(va / 4, va / 4 + 7);
v[6] = data[6];
v[8] = data[5];
v[9] = data[4] - v[8] + 1;
v[31] = data[6];
v[5] = (((a3 + a2) * v[9] / a4) >>> 0) + v[8] - 1;
v[7] = ((a2 * v[9] / a4) >>> 0) + v[8];
result = (v[5] ^ v[7]) >>> 0;
if(!(((v[5] ^ v[7]) & 0x40000000) >>> 0)) {
if(!((result & 0x7F800000) >>> 0)) {
do
{
v[10] = data[3];
v[7] <<= 8;
//v[5] = ((v[5] << 8) | 0xFF) >>> 0;
v[5] <<= 8;
v[5] |= 0xFF;
if(v[10] < 8)
{
//v[13] = (data[0] >>> ((8 - (v[10] & 0xFF)))) >>> 0;
v[13] = rt.get_dword_ptr(data[0]) >>> 0;
v[13] >>>= 8 - (v[10] & 0xFF);
//v[11] = ((data[2] | rt.get_dword_ptr(data[0]) << v[10]) & 0xFF) >>> 0;
v[11] = data[2];
v[11] |= (rt.get_dword_ptr(data[0]) << v[10]) >>> 0;
v[11] &= 0xFF;
v[12] = v[10] + 24;
v[14] = data[0] + 4;
data[2] = v[13];
v[6] = v[31];
data[0] = v[14];
}
else
{
v[11] = data[2] & 0xFF;
data[2] >>>= 8;
v[12] = (v[10] - 8) >>> 0;
}
data[3] = v[12];
v[15] = byte_1002A4B4[v[11] & 0xF];
v[16] = byte_1002A4B4[v[11] >>> 4];
result = (v[5] ^ v[7]) >>> 0;
//v[6] = (v[16] | 16 * (16 * v[6] | v[15])) >>> 0;
v[6] <<= 4;
v[6] |= v[15];
v[6] <<= 4;
v[6] |= v[16];
v[31] = v[6];
}
while(!((((v[5] ^ v[7]) >>> 0) & 0x7F800000) >>> 0));
}
if(!(((v[5] ^ v[7]) & 0x7F800000) >>> 0)) {
v[17] = data[3];
//v[7] *= 16;
//v[5] = (16 * v[5] | 0xF) >>> 0;
v[7] <<= 4;
v[5] <<= 4;
v[5] |= 0xF;
if(v[17] < 4) {
v[19] = rt.get_dword_ptr(data[0]) >>> 0;
v[32] = v[19];
//v[20] = data[2] | (v[19] << v[17]);
v[20] = data[2];
v[20] |= (v[19] << v[17]) >>> 0;
data[3] += 28;
v[18] = v[20] & 0xF;
v[21] = data[0] + 4;
data[2] = (v[32] >>> (4 - v[17] & 0xFF)) >>> 0;
data[0] = v[21];
}
else {
v[18] = (data[2] & 0xF) >>> 0;
data[2] >>>= 4;
data[3] = v[17] - 4;
}
result = 0xFF & byte_1002A4B4[v[18]];
//v[6] = result | 16 * v[6];
v[6] <<= 4;
v[6] |= result;
}
for (; !((v[5] ^ v[7]) & 0x40000000); result = v[5] ^ v[7]) {
v[22] = data[3];
v[7] <<= 1;
//v[5] = ((2 * v[5]) | 1) >>> 0;
v[5] <<= 1;
v[5] |= 1;
if (v[22]) {
v[24] = data[2] & 1;
data[2] >>>= 1;
data[3] = v[22] - 1;
v[23] = v[24];
}
else {
v[25] = rt.get_dword_ptr(data[0]) >>> 0;
v[26] = rt.get_dword_ptr(data[0]) >>> 1;
data[0] += 4;
data[2] = v[26];
data[3] = 31;
v[23] = (v[25] & 1) >>> 0;
}
//v[6] = (v[23] | 2 * v[6]) >>> 0;
v[6] <<= 1;
v[6] |= v[23];
}
}
//for (; (v[7] & 0x20000000) >>> 0; v[6] = (result | 2 * v[28]) >>> 0) {
for (; (v[7] & 0x20000000) >>> 0;) {
if ((v[5] & 0x20000000) >>> 0)
break;
v[7] = (v[7] & 0x1FFFFFFF) << 1;
v[5] = (v[5] << 1) | 0x40000001;
if ( data[3] )
{
v[29] = data[2] & 1;
data[2] = data[2] >>> 1;
data[3] -= 1;
result = v[29];
}
else
{
v[30] = rt.get_dword_ptr(data[0]);
data[0] += 4;
data[2] = v[30] >>> 1;
data[3] = 31;
result = v[30] & 1;
}
v[6] = ((v[6] ^ 0x20000000) << 1) | result;
}
data[5] = v[7] & 0x7FFFFFFF;
data[4] = v[5] & 0x7FFFFFFF;
data[6] = v[6] & 0x7FFFFFFF;
rt.cpu.reg32[reg_eax] = result;
rt.instruction_ret(0); // this is cdecl, don't fix stack
};
// See granny2.def.js