static void make_rdtscp(compile_t* c)
{
if(target_is_x86(c->opt->triple))
{
// i64 @llvm.x86.rdtscp(i8*)
LLVMTypeRef f_type = LLVMFunctionType(c->i64, &c->void_ptr, 1, false);
LLVMValueRef rdtscp = LLVMAddFunction(c->module, "llvm.x86.rdtscp",
f_type);
// i64 @internal.x86.rdtscp(i32*)
LLVMTypeRef i32_ptr = LLVMPointerType(c->i32, 0);
f_type = LLVMFunctionType(c->i64, &i32_ptr, 1, false);
LLVMValueRef fun = codegen_addfun(c, "internal.x86.rdtscp", f_type);
LLVMSetFunctionCallConv(fun, LLVMCCallConv);
codegen_startfun(c, fun, NULL, NULL);
// Cast i32* to i8* and call the intrinsic.
LLVMValueRef arg = LLVMGetParam(fun, 0);
arg = LLVMBuildBitCast(c->builder, arg, c->void_ptr, "");
LLVMValueRef result = LLVMBuildCall(c->builder, rdtscp, &arg, 1, "");
LLVMBuildRet(c->builder, result);
codegen_finishfun(c);
} else {
(void)c;
}
}
static void platform_x86(compile_t* c, reach_type_t* t)
{
FIND_METHOD("x86");
start_function(c, m, c->ibool, &t->use_type, 1);
LLVMValueRef result =
LLVMConstInt(c->ibool, target_is_x86(c->opt->triple), false);
LLVMBuildRet(c->builder, result);
codegen_finishfun(c);
BOX_FUNCTION();
}
static void make_cpuid(compile_t* c)
{
if(target_is_x86(c->opt->triple))
{
LLVMTypeRef elems[4] = {c->i32, c->i32, c->i32, c->i32};
LLVMTypeRef r_type = LLVMStructTypeInContext(c->context, elems, 4, false);
LLVMTypeRef f_type = LLVMFunctionType(r_type, &c->i32, 1, false);
LLVMValueRef fun = codegen_addfun(c, "internal.x86.cpuid", f_type);
LLVMSetFunctionCallConv(fun, LLVMCCallConv);
codegen_startfun(c, fun, NULL, NULL);
LLVMValueRef cpuid = LLVMConstInlineAsm(f_type,
"cpuid", "={ax},={bx},={cx},={dx},{ax}", false, false);
LLVMValueRef zero = LLVMConstInt(c->i32, 0, false);
LLVMValueRef result = LLVMBuildCall(c->builder, cpuid, &zero, 1, "");
LLVMBuildRet(c->builder, result);
codegen_finishfun(c);
} else {
(void)c;
}
}
// Report whether the named platform attribute is true
bool os_is_target(const char* attribute, bool release, bool* out_is_target, pass_opt_t* options)
{
pony_assert(attribute != NULL);
pony_assert(out_is_target != NULL);
pony_assert(options != NULL);
if(!strcmp(attribute, OS_BSD_NAME))
{
*out_is_target = target_is_bsd(options->triple);
return true;
}
if(!strcmp(attribute, OS_FREEBSD_NAME))
{
*out_is_target = target_is_freebsd(options->triple);
return true;
}
if(!strcmp(attribute, OS_DRAGONFLY_NAME))
{
*out_is_target = target_is_dragonfly(options->triple);
return true;
}
if(!strcmp(attribute, OS_LINUX_NAME))
{
*out_is_target = target_is_linux(options->triple);
return true;
}
if(!strcmp(attribute, OS_MACOSX_NAME))
{
*out_is_target = target_is_macosx(options->triple);
return true;
}
if(!strcmp(attribute, OS_WINDOWS_NAME))
{
*out_is_target = target_is_windows(options->triple);
return true;
}
if(!strcmp(attribute, OS_POSIX_NAME))
{
*out_is_target = target_is_posix(options->triple);
return true;
}
if(!strcmp(attribute, OS_X86_NAME))
{
*out_is_target = target_is_x86(options->triple);
return true;
}
if(!strcmp(attribute, OS_ARM_NAME))
{
*out_is_target = target_is_arm(options->triple);
return true;
}
if(!strcmp(attribute, OS_LP64_NAME))
{
*out_is_target = target_is_lp64(options->triple);
return true;
}
if(!strcmp(attribute, OS_LLP64_NAME))
{
*out_is_target = target_is_llp64(options->triple);
return true;
}
if(!strcmp(attribute, OS_ILP32_NAME))
{
*out_is_target = target_is_ilp32(options->triple);
return true;
}
if(!strcmp(attribute, OS_NATIVE128_NAME))
{
*out_is_target = target_is_native128(options->triple);
return true;
}
if(!strcmp(attribute, OS_DEBUG_NAME))
{
*out_is_target = !release;
return true;
}
return false;
}