virtual void compile(X86Compiler& c)
{
c.newFunc(kX86FuncConvDefault, FuncBuilder0<int>());
GpVar v0(c.newGpVar(kX86VarTypeGpd));
GpVar v1(c.newGpVar(kX86VarTypeGpd));
GpVar v2(c.newGpVar(kX86VarTypeGpd));
GpVar v3(c.newGpVar(kX86VarTypeGpd));
GpVar v4(c.newGpVar(kX86VarTypeGpd));
c.xor_(v0, v0);
c.mov(v1, 1);
c.mov(v2, 2);
c.mov(v3, 3);
c.mov(v4, 4);
c.add(v0, v1);
c.add(v0, v2);
c.add(v0, v3);
c.add(v0, v4);
c.ret(v0);
c.endFunc();
}
virtual void compile(X86Compiler& c)
{
c.newFunc(kX86FuncConvCompatFastCall, FuncBuilder1<int, int*>());
c.getFunc()->setHint(kFuncHintNaked, true);
GpVar buf(c.getGpArg(0));
GpVar acc0(c.newGpVar(kX86VarTypeGpd));
GpVar acc1(c.newGpVar(kX86VarTypeGpd));
c.mov(acc0, 0);
c.mov(acc1, 0);
uint i;
for (i = 0; i < 4; i++)
{
{
GpVar ret = c.newGpVar(kX86VarTypeGpd);
GpVar ptr = c.newGpVar(kX86VarTypeGpz);
GpVar idx = c.newGpVar(kX86VarTypeGpd);
c.mov(ptr, buf);
c.mov(idx, imm(i));
X86CompilerFuncCall* fCall = c.call((void*)calledFunc);
fCall->setPrototype(kX86FuncConvCompatFastCall, FuncBuilder2<int, int*, int>());
fCall->setArgument(0, ptr);
fCall->setArgument(1, idx);
fCall->setReturn(ret);
c.add(acc0, ret);
}
{
GpVar ret = c.newGpVar(kX86VarTypeGpd);
GpVar ptr = c.newGpVar(kX86VarTypeGpz);
GpVar idx = c.newGpVar(kX86VarTypeGpd);
c.mov(ptr, buf);
c.mov(idx, imm(i));
X86CompilerFuncCall* fCall = c.call((void*)calledFunc);
fCall->setPrototype(kX86FuncConvCompatFastCall, FuncBuilder2<int, int*, int>());
fCall->setArgument(0, ptr);
fCall->setArgument(1, idx);
fCall->setReturn(ret);
c.sub(acc1, ret);
}
}
GpVar ret(c.newGpVar());
c.mov(ret, acc0);
c.add(ret, acc1);
c.ret(ret);
c.endFunc();
}
virtual void compile(X86Compiler& c)
{
c.newFunc(kX86FuncConvDefault, FuncBuilder0<int>());
c.getFunc()->setHint(kFuncHintNaked, false);
GpVar v0(c.newGpVar(kX86VarTypeGpd));
GpVar v1(c.newGpVar(kX86VarTypeGpd));
GpVar cnt(c.newGpVar(kX86VarTypeGpd));
c.xor_(v0, v0);
c.xor_(v1, v1);
c.spill(v0);
c.spill(v1);
Label L(c.newLabel());
c.mov(cnt, imm(32));
c.bind(L);
c.inc(v1);
c.add(v0, v1);
c.dec(cnt);
c.jnz(L);
c.ret(v0);
c.endFunc();
}
virtual void compile(X86Compiler& c)
{
c.newFunc(kX86FuncConvDefault, FuncBuilder3<Void, uint32_t*, const uint32_t*, size_t>());
c.getFunc()->setHint(kFuncHintNaked, true); // Omit unnecessary prolog/epilog.
Label L_Loop = c.newLabel(); // Create base labels we use
Label L_Exit = c.newLabel(); // in our function.
GpVar dst(c.getGpArg(0)); // Get reference to function
GpVar src(c.getGpArg(1)); // arguments.
GpVar cnt(c.getGpArg(2));
c.alloc(dst); // Allocate all registers now,
c.alloc(src); // because we want to keep them
c.alloc(cnt); // in physical registers only.
c.test(cnt, cnt); // Exit if length is zero.
c.jz(L_Exit);
c.bind(L_Loop); // Bind the loop label here.
GpVar tmp(c.newGpVar(kX86VarTypeGpd)); // Copy a single dword (4 bytes).
c.mov(tmp, dword_ptr(src));
c.mov(dword_ptr(dst), tmp);
c.add(src, 4); // Increment dst/src pointers.
c.add(dst, 4);
c.dec(cnt); // Loop until cnt isn't zero.
c.jnz(L_Loop);
c.bind(L_Exit); // Bind the exit label here.
c.endFunc(); // End of function.
}
virtual void compile(X86Compiler& c)
{
int i;
GpVar var[32];
c.newFunc(kX86FuncConvDefault, FuncBuilder1<Void, int*>());
for (i = 0; i < ASMJIT_ARRAY_SIZE(var); i++)
{
var[i] = c.newGpVar(kX86VarTypeGpd);
c.xor_(var[i], var[i]);
}
GpVar v0(c.newGpVar(kX86VarTypeGpd));
Label L(c.newLabel());
c.mov(v0, imm(32));
c.bind(L);
for (i = 0; i < ASMJIT_ARRAY_SIZE(var); i++)
{
c.add(var[i], imm(i));
}
c.dec(v0);
c.jnz(L);
GpVar a0(c.getGpArg(0));
for (i = 0; i < ASMJIT_ARRAY_SIZE(var); i++)
{
c.mov(dword_ptr(a0, i * 4), var[i]);
}
c.endFunc();
}
virtual void compile(X86Compiler& c)
{
c.newFunc(kX86FuncConvDefault, FuncBuilder2<Void, int*, const int*>());
c.getFunc()->setHint(kFuncHintNaked, true);
GpVar dst = c.getGpArg(0);
GpVar src = c.getGpArg(1);
for (uint i = 0; i < 4; i++)
{
GpVar x = c.newGpVar(kX86VarTypeGpd);
GpVar y = c.newGpVar(kX86VarTypeGpd);
GpVar hi = c.newGpVar(kX86VarTypeGpd);
c.mov(x, dword_ptr(src, 0));
c.mov(y, dword_ptr(src, 4));
c.imul(hi, x, y);
c.add(dword_ptr(dst, 0), hi);
c.add(dword_ptr(dst, 4), x);
}
c.endFunc();
}
virtual void compile(X86Compiler& c)
{
c.newFunc(kX86FuncConvDefault,
FuncBuilder8<Void, void*, void*, void*, void*, void*, void*, void*, void*>());
GpVar p1(c.getGpArg(0));
GpVar p2(c.getGpArg(1));
GpVar p3(c.getGpArg(2));
GpVar p4(c.getGpArg(3));
GpVar p5(c.getGpArg(4));
GpVar p6(c.getGpArg(5));
GpVar p7(c.getGpArg(6));
GpVar p8(c.getGpArg(7));
c.add(p1, 1);
c.add(p2, 2);
c.add(p3, 3);
c.add(p4, 4);
c.add(p5, 5);
c.add(p6, 6);
c.add(p7, 7);
c.add(p8, 8);
// Move some data into buffer provided by arguments so we can verify if it
// really works without looking into assembler output.
c.add(byte_ptr(p1), imm(1));
c.add(byte_ptr(p2), imm(2));
c.add(byte_ptr(p3), imm(3));
c.add(byte_ptr(p4), imm(4));
c.add(byte_ptr(p5), imm(5));
c.add(byte_ptr(p6), imm(6));
c.add(byte_ptr(p7), imm(7));
c.add(byte_ptr(p8), imm(8));
c.endFunc();
}
virtual void compile(X86Compiler& c)
{
c.newFunc(kX86FuncConvDefault, FuncBuilder2<Void, int*, int*>());
// Function arguments.
GpVar a1(c.getGpArg(0));
GpVar a2(c.getGpArg(1));
// Create some variables.
GpVar x1(c.newGpVar(kX86VarTypeGpd));
GpVar x2(c.newGpVar(kX86VarTypeGpd));
GpVar x3(c.newGpVar(kX86VarTypeGpd));
GpVar x4(c.newGpVar(kX86VarTypeGpd));
GpVar x5(c.newGpVar(kX86VarTypeGpd));
GpVar x6(c.newGpVar(kX86VarTypeGpd));
GpVar x7(c.newGpVar(kX86VarTypeGpd));
GpVar x8(c.newGpVar(kX86VarTypeGpd));
GpVar t(c.newGpVar(kX86VarTypeGpd));
// Setup variables (use mov with reg/imm to se if register allocator works).
c.mov(x1, 1);
c.mov(x2, 2);
c.mov(x3, 3);
c.mov(x4, 4);
c.mov(x5, 5);
c.mov(x6, 6);
c.mov(x7, 7);
c.mov(x8, 8);
// Make sum (addition).
c.xor_(t, t);
c.add(t, x1);
c.add(t, x2);
c.add(t, x3);
c.add(t, x4);
c.add(t, x5);
c.add(t, x6);
c.add(t, x7);
c.add(t, x8);
// Store result to a given pointer in first argument.
c.mov(dword_ptr(a1), t);
// Make sum (subtraction).
c.xor_(t, t);
c.sub(t, x1);
c.sub(t, x2);
c.sub(t, x3);
c.sub(t, x4);
c.sub(t, x5);
c.sub(t, x6);
c.sub(t, x7);
c.sub(t, x8);
// Store result to a given pointer in second argument.
c.mov(dword_ptr(a2), t);
// End of function.
c.endFunc();
}
int main(int argc, char* argv[])
{
using namespace AsmJit;
// ==========================================================================
// Log compiler output.
FileLogger logger(stderr);
logger.setLogBinary(true);
// Create compiler.
/*
X86Compiler c;
c.setLogger(&logger);
c.newFunc(kX86FuncConvDefault, FuncBuilder0<Void>());
c.getFunc()->setHint(kFuncHintNaked, true);
X86CompilerFuncCall* ctx = c.call((void*)dummyFunc);
ctx->setPrototype(kX86FuncConvDefault, FuncBuilder0<Void>());
c.endFunc();
*/
X86Compiler c;
c.setLogger(&logger);
c.newFunc(kX86FuncConvDefault, FuncBuilder0<void>());
c.getFunc()->setHint(kFuncHintNaked, true);
Label l91 = c.newLabel();
Label l92 = c.newLabel();
Label l93 = c.newLabel();
Label l94 = c.newLabel();
Label l95 = c.newLabel();
Label l96 = c.newLabel();
Label l97 = c.newLabel();
c.bind(l92);
GpVar _var91(c.newGpVar());
GpVar _var92(c.newGpVar());
c.bind(l93);
c.jmp(l91);
c.bind(l95);
c.mov(_var91, imm(0));
c.bind(l96);
c.jmp(l93);
c.mov(_var92, imm(1));
c.jmp(l91);
c.bind(l94);
c.jmp(l92);
c.bind(l97);
c.add(_var91, _var92);
c.bind(l91);
c.ret();
c.endFunc();
typedef void (*Func9)(void);
Func9 func9 = asmjit_cast<Func9>(c.make());
// ==========================================================================
// ==========================================================================
// Make the function.
// MyFn fn = asmjit_cast<MyFn>(c.make());
// Call it.
// printf("Result %llu\n", (unsigned long long)fn());
// Free the generated function if it's not needed anymore.
//MemoryManager::getGlobal()->free((void*)fn);
// ==========================================================================
return 0;
}
