static void radeon_llvm_optimize(LLVMModuleRef mod)
{
const char *data_layout = LLVMGetDataLayout(mod);
LLVMTargetDataRef TD = LLVMCreateTargetData(data_layout);
LLVMPassManagerBuilderRef builder = LLVMPassManagerBuilderCreate();
LLVMPassManagerRef pass_manager = LLVMCreatePassManager();
/* Functions calls are not supported yet, so we need to inline
* everything. The most efficient way to do this is to add
* the always_inline attribute to all non-kernel functions
* and then run the Always Inline pass. The Always Inline
* pass will automaically inline functions with this attribute
* and does not perform the expensive cost analysis that the normal
* inliner does.
*/
LLVMValueRef fn;
for (fn = LLVMGetFirstFunction(mod); fn; fn = LLVMGetNextFunction(fn)) {
/* All the non-kernel functions have internal linkage */
if (LLVMGetLinkage(fn) == LLVMInternalLinkage) {
LLVMAddFunctionAttr(fn, LLVMAlwaysInlineAttribute);
}
}
LLVMAddTargetData(TD, pass_manager);
LLVMAddAlwaysInlinerPass(pass_manager);
LLVMPassManagerBuilderPopulateModulePassManager(builder, pass_manager);
LLVMRunPassManager(pass_manager, mod);
LLVMPassManagerBuilderDispose(builder);
LLVMDisposePassManager(pass_manager);
LLVMDisposeTargetData(TD);
}
static LLVMValueRef declare_ffi_vararg(compile_t* c, const char* f_name,
gentype_t* g, bool err)
{
LLVMTypeRef f_type = LLVMFunctionType(g->use_type, NULL, 0, true);
LLVMValueRef func = LLVMAddFunction(c->module, f_name, f_type);
if(!err)
LLVMAddFunctionAttr(func, LLVMNoUnwindAttribute);
return func;
}
static LLVMValueRef declare_ffi_vararg(compile_t* c, const char* f_name,
reach_type_t* t, bool err)
{
LLVMTypeRef f_type = LLVMFunctionType(t->use_type, NULL, 0, true);
LLVMValueRef func = LLVMAddFunction(c->module, f_name, f_type);
if(!err)
{
#if PONY_LLVM >= 309
LLVM_DECLARE_ATTRIBUTEREF(nounwind_attr, nounwind, 0);
LLVMAddAttributeAtIndex(func, LLVMAttributeFunctionIndex, nounwind_attr);
#else
LLVMAddFunctionAttr(func, LLVMNoUnwindAttribute);
#endif
}
return func;
}
void
lp_add_function_attr(LLVMValueRef function_or_call,
int attr_idx, enum lp_func_attr attr)
{
#if HAVE_LLVM < 0x0400
LLVMAttribute llvm_attr = lp_attr_to_llvm_attr(attr);
if (LLVMIsAFunction(function_or_call)) {
if (attr_idx == -1) {
LLVMAddFunctionAttr(function_or_call, llvm_attr);
} else {
LLVMAddAttribute(LLVMGetParam(function_or_call, attr_idx - 1), llvm_attr);
}
} else {
LLVMAddInstrAttribute(function_or_call, attr_idx, llvm_attr);
}
#else
LLVMModuleRef module;
if (LLVMIsAFunction(function_or_call)) {
module = LLVMGetGlobalParent(function_or_call);
} else {
LLVMBasicBlockRef bb = LLVMGetInstructionParent(function_or_call);
LLVMValueRef function = LLVMGetBasicBlockParent(bb);
module = LLVMGetGlobalParent(function);
}
LLVMContextRef ctx = LLVMGetModuleContext(module);
const char *attr_name = attr_to_str(attr);
unsigned kind_id = LLVMGetEnumAttributeKindForName(attr_name,
strlen(attr_name));
LLVMAttributeRef llvm_attr = LLVMCreateEnumAttribute(ctx, kind_id, 0);
if (LLVMIsAFunction(function_or_call))
LLVMAddAttributeAtIndex(function_or_call, attr_idx, llvm_attr);
else
LLVMAddCallSiteAttribute(function_or_call, attr_idx, llvm_attr);
#endif
}
static LLVMValueRef zephir_get_add_function(zephir_context *context)
{
LLVMValueRef function;
LLVMTypeRef arg_tys[3];
function = LLVMGetNamedFunction(context->module, "add_function");
if (!function) {
arg_tys[0] = context->types.zval_pointer_type;
arg_tys[1] = context->types.zval_pointer_type;
arg_tys[2] = context->types.zval_pointer_type;
function = LLVMAddFunction(context->module, "add_function", LLVMFunctionType(LLVMVoidType(), arg_tys, 3, 0));
if (!function) {
zend_error(E_ERROR, "Cannot register add_function");
}
LLVMAddGlobalMapping(context->engine, function, add_function);
LLVMSetFunctionCallConv(function, LLVMCCallConv);
LLVMAddFunctionAttr(function, LLVMNoUnwindAttribute);
}
return function;
}
static void init_runtime(compile_t* c)
{
c->str_builtin = stringtab("$0");
c->str_Bool = stringtab("Bool");
c->str_I8 = stringtab("I8");
c->str_I16 = stringtab("I16");
c->str_I32 = stringtab("I32");
c->str_I64 = stringtab("I64");
c->str_I128 = stringtab("I128");
c->str_ILong = stringtab("ILong");
c->str_ISize = stringtab("ISize");
c->str_U8 = stringtab("U8");
c->str_U16 = stringtab("U16");
c->str_U32 = stringtab("U32");
c->str_U64 = stringtab("U64");
c->str_U128 = stringtab("U128");
c->str_ULong = stringtab("ULong");
c->str_USize = stringtab("USize");
c->str_F32 = stringtab("F32");
c->str_F64 = stringtab("F64");
c->str_Pointer = stringtab("Pointer");
c->str_Maybe = stringtab("MaybePointer");
c->str_DoNotOptimise = stringtab("DoNotOptimise");
c->str_Array = stringtab("Array");
c->str_String = stringtab("String");
c->str_Platform = stringtab("Platform");
c->str_Main = stringtab("Main");
c->str_Env = stringtab("Env");
c->str_add = stringtab("add");
c->str_sub = stringtab("sub");
c->str_mul = stringtab("mul");
c->str_div = stringtab("div");
c->str_mod = stringtab("mod");
c->str_neg = stringtab("neg");
c->str_add_unsafe = stringtab("add_unsafe");
c->str_sub_unsafe = stringtab("sub_unsafe");
c->str_mul_unsafe = stringtab("mul_unsafe");
c->str_div_unsafe = stringtab("div_unsafe");
c->str_mod_unsafe = stringtab("mod_unsafe");
c->str_neg_unsafe = stringtab("neg_unsafe");
c->str_and = stringtab("op_and");
c->str_or = stringtab("op_or");
c->str_xor = stringtab("op_xor");
c->str_not = stringtab("op_not");
c->str_shl = stringtab("shl");
c->str_shr = stringtab("shr");
c->str_shl_unsafe = stringtab("shl_unsafe");
c->str_shr_unsafe = stringtab("shr_unsafe");
c->str_eq = stringtab("eq");
c->str_ne = stringtab("ne");
c->str_lt = stringtab("lt");
c->str_le = stringtab("le");
c->str_ge = stringtab("ge");
c->str_gt = stringtab("gt");
c->str_eq_unsafe = stringtab("eq_unsafe");
c->str_ne_unsafe = stringtab("ne_unsafe");
c->str_lt_unsafe = stringtab("lt_unsafe");
c->str_le_unsafe = stringtab("le_unsafe");
c->str_ge_unsafe = stringtab("ge_unsafe");
c->str_gt_unsafe = stringtab("gt_unsafe");
c->str_this = stringtab("this");
c->str_create = stringtab("create");
c->str__create = stringtab("_create");
c->str__init = stringtab("_init");
c->str__final = stringtab("_final");
c->str__event_notify = stringtab("_event_notify");
c->str__serialise_space = stringtab("_serialise_space");
c->str__serialise = stringtab("_serialise");
c->str__deserialise = stringtab("_deserialise");
LLVMTypeRef type;
LLVMTypeRef params[5];
LLVMValueRef value;
c->void_type = LLVMVoidTypeInContext(c->context);
c->i1 = LLVMInt1TypeInContext(c->context);
c->i8 = LLVMInt8TypeInContext(c->context);
c->i16 = LLVMInt16TypeInContext(c->context);
c->i32 = LLVMInt32TypeInContext(c->context);
c->i64 = LLVMInt64TypeInContext(c->context);
c->i128 = LLVMIntTypeInContext(c->context, 128);
c->f32 = LLVMFloatTypeInContext(c->context);
c->f64 = LLVMDoubleTypeInContext(c->context);
c->intptr = LLVMIntPtrTypeInContext(c->context, c->target_data);
// i8*
c->void_ptr = LLVMPointerType(c->i8, 0);
// forward declare object
c->object_type = LLVMStructCreateNamed(c->context, "__object");
c->object_ptr = LLVMPointerType(c->object_type, 0);
// padding required in an actor between the descriptor and fields
c->actor_pad = LLVMArrayType(c->i8, PONY_ACTOR_PAD_SIZE);
// message
params[0] = c->i32; // size
params[1] = c->i32; // id
c->msg_type = LLVMStructCreateNamed(c->context, "__message");
c->msg_ptr = LLVMPointerType(c->msg_type, 0);
LLVMStructSetBody(c->msg_type, params, 2, false);
// trace
// void (*)(i8*, __object*)
params[0] = c->void_ptr;
params[1] = c->object_ptr;
c->trace_type = LLVMFunctionType(c->void_type, params, 2, false);
c->trace_fn = LLVMPointerType(c->trace_type, 0);
// serialise
// void (*)(i8*, __object*, i8*, intptr, i32)
params[0] = c->void_ptr;
params[1] = c->object_ptr;
params[2] = c->void_ptr;
params[3] = c->intptr;
params[4] = c->i32;
c->serialise_type = LLVMFunctionType(c->void_type, params, 5, false);
c->serialise_fn = LLVMPointerType(c->serialise_type, 0);
// serialise_space
// i64 (__object*)
params[0] = c->object_ptr;
c->custom_serialise_space_fn = LLVMPointerType(
LLVMFunctionType(c->i64, params, 1, false), 0);
// custom_deserialise
// void (*)(__object*, void*)
params[0] = c->object_ptr;
params[1] = c->void_ptr;
c->custom_deserialise_fn = LLVMPointerType(
LLVMFunctionType(c->void_type, params, 2, false), 0);
// dispatch
// void (*)(i8*, __object*, $message*)
params[0] = c->void_ptr;
params[1] = c->object_ptr;
params[2] = c->msg_ptr;
c->dispatch_type = LLVMFunctionType(c->void_type, params, 3, false);
c->dispatch_fn = LLVMPointerType(c->dispatch_type, 0);
// void (*)(__object*)
params[0] = c->object_ptr;
c->final_fn = LLVMPointerType(
LLVMFunctionType(c->void_type, params, 1, false), 0);
// descriptor, opaque version
// We need this in order to build our own structure.
const char* desc_name = genname_descriptor(NULL);
c->descriptor_type = LLVMStructCreateNamed(c->context, desc_name);
c->descriptor_ptr = LLVMPointerType(c->descriptor_type, 0);
// field descriptor
// Also needed to build a descriptor structure.
params[0] = c->i32;
params[1] = c->descriptor_ptr;
c->field_descriptor = LLVMStructTypeInContext(c->context, params, 2, false);
// descriptor, filled in
gendesc_basetype(c, c->descriptor_type);
// define object
params[0] = c->descriptor_ptr;
LLVMStructSetBody(c->object_type, params, 1, false);
#if PONY_LLVM >= 309
LLVM_DECLARE_ATTRIBUTEREF(nounwind_attr, nounwind, 0);
LLVM_DECLARE_ATTRIBUTEREF(readnone_attr, readnone, 0);
LLVM_DECLARE_ATTRIBUTEREF(readonly_attr, readonly, 0);
LLVM_DECLARE_ATTRIBUTEREF(inacc_or_arg_mem_attr,
inaccessiblemem_or_argmemonly, 0);
LLVM_DECLARE_ATTRIBUTEREF(noalias_attr, noalias, 0);
LLVM_DECLARE_ATTRIBUTEREF(noreturn_attr, noreturn, 0);
LLVM_DECLARE_ATTRIBUTEREF(deref_actor_attr, dereferenceable,
PONY_ACTOR_PAD_SIZE + (target_is_ilp32(c->opt->triple) ? 4 : 8));
LLVM_DECLARE_ATTRIBUTEREF(align_pool_attr, align, ponyint_pool_size(0));
LLVM_DECLARE_ATTRIBUTEREF(align_heap_attr, align, HEAP_MIN);
LLVM_DECLARE_ATTRIBUTEREF(deref_or_null_alloc_attr, dereferenceable_or_null,
HEAP_MIN);
LLVM_DECLARE_ATTRIBUTEREF(deref_alloc_small_attr, dereferenceable, HEAP_MIN);
LLVM_DECLARE_ATTRIBUTEREF(deref_alloc_large_attr, dereferenceable,
HEAP_MAX << 1);
#endif
// i8* pony_ctx()
type = LLVMFunctionType(c->void_ptr, NULL, 0, false);
value = LLVMAddFunction(c->module, "pony_ctx", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, readnone_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMAddFunctionAttr(value, LLVMReadNoneAttribute);
#endif
// __object* pony_create(i8*, __Desc*)
params[0] = c->void_ptr;
params[1] = c->descriptor_ptr;
type = LLVMFunctionType(c->object_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_create", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, noalias_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, deref_actor_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, align_pool_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
LLVMSetReturnNoAlias(value);
LLVMSetDereferenceable(value, 0, PONY_ACTOR_PAD_SIZE +
(target_is_ilp32(c->opt->triple) ? 4 : 8));
#endif
// void ponyint_destroy(__object*)
params[0] = c->object_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "ponyint_destroy", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
#endif
// void pony_sendv(i8*, __object*, $message*, $message*)
params[0] = c->void_ptr;
params[1] = c->object_ptr;
params[2] = c->msg_ptr;
params[3] = c->msg_ptr;
type = LLVMFunctionType(c->void_type, params, 4, false);
value = LLVMAddFunction(c->module, "pony_sendv", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
#endif
// void pony_sendv_single(i8*, __object*, $message*, $message*)
params[0] = c->void_ptr;
params[1] = c->object_ptr;
params[2] = c->msg_ptr;
params[3] = c->msg_ptr;
type = LLVMFunctionType(c->void_type, params, 4, false);
value = LLVMAddFunction(c->module, "pony_sendv_single", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
#endif
// i8* pony_alloc(i8*, intptr)
params[0] = c->void_ptr;
params[1] = c->intptr;
type = LLVMFunctionType(c->void_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_alloc", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, noalias_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex,
deref_or_null_alloc_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, align_heap_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
LLVMSetReturnNoAlias(value);
LLVMSetDereferenceableOrNull(value, 0, HEAP_MIN);
#endif
// i8* pony_alloc_small(i8*, i32)
params[0] = c->void_ptr;
params[1] = c->i32;
type = LLVMFunctionType(c->void_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_alloc_small", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, noalias_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex,
deref_alloc_small_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, align_heap_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
LLVMSetReturnNoAlias(value);
LLVMSetDereferenceable(value, 0, HEAP_MIN);
#endif
// i8* pony_alloc_large(i8*, intptr)
params[0] = c->void_ptr;
params[1] = c->intptr;
type = LLVMFunctionType(c->void_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_alloc_large", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, noalias_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex,
deref_alloc_large_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, align_heap_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
LLVMSetReturnNoAlias(value);
LLVMSetDereferenceable(value, 0, HEAP_MAX << 1);
#endif
// i8* pony_realloc(i8*, i8*, intptr)
params[0] = c->void_ptr;
params[1] = c->void_ptr;
params[2] = c->intptr;
type = LLVMFunctionType(c->void_ptr, params, 3, false);
value = LLVMAddFunction(c->module, "pony_realloc", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, noalias_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex,
deref_or_null_alloc_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, align_heap_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
LLVMSetReturnNoAlias(value);
LLVMSetDereferenceableOrNull(value, 0, HEAP_MIN);
#endif
// i8* pony_alloc_final(i8*, intptr)
params[0] = c->void_ptr;
params[1] = c->intptr;
type = LLVMFunctionType(c->void_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_alloc_final", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, noalias_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex,
deref_or_null_alloc_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, align_heap_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
LLVMSetReturnNoAlias(value);
LLVMSetDereferenceableOrNull(value, 0, HEAP_MIN);
#endif
// i8* pony_alloc_small_final(i8*, i32)
params[0] = c->void_ptr;
params[1] = c->i32;
type = LLVMFunctionType(c->void_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_alloc_small_final", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, noalias_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex,
deref_alloc_small_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, align_heap_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
LLVMSetReturnNoAlias(value);
LLVMSetDereferenceable(value, 0, HEAP_MIN);
#endif
// i8* pony_alloc_large_final(i8*, intptr)
params[0] = c->void_ptr;
params[1] = c->intptr;
type = LLVMFunctionType(c->void_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_alloc_large_final", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, noalias_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex,
deref_alloc_large_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, align_heap_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
LLVMSetReturnNoAlias(value);
LLVMSetDereferenceable(value, 0, HEAP_MAX << 1);
#endif
// $message* pony_alloc_msg(i32, i32)
params[0] = c->i32;
params[1] = c->i32;
type = LLVMFunctionType(c->msg_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_alloc_msg", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, noalias_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, align_pool_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
LLVMSetReturnNoAlias(value);
#endif
// void pony_trace(i8*, i8*)
params[0] = c->void_ptr;
params[1] = c->void_ptr;
type = LLVMFunctionType(c->void_type, params, 2, false);
value = LLVMAddFunction(c->module, "pony_trace", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, 2, readnone_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
value = LLVMGetParam(value, 1);
LLVMAddAttribute(value, LLVMReadNoneAttribute);
#endif
// void pony_traceknown(i8*, __object*, __Desc*, i32)
params[0] = c->void_ptr;
params[1] = c->object_ptr;
params[2] = c->descriptor_ptr;
params[3] = c->i32;
type = LLVMFunctionType(c->void_type, params, 4, false);
value = LLVMAddFunction(c->module, "pony_traceknown", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, 2, readonly_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
value = LLVMGetParam(value, 1);
LLVMAddAttribute(value, LLVMReadOnlyAttribute);
#endif
// void pony_traceunknown(i8*, __object*, i32)
params[0] = c->void_ptr;
params[1] = c->object_ptr;
params[2] = c->i32;
type = LLVMFunctionType(c->void_type, params, 3, false);
value = LLVMAddFunction(c->module, "pony_traceunknown", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, 2, readonly_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
value = LLVMGetParam(value, 1);
LLVMAddAttribute(value, LLVMReadOnlyAttribute);
#endif
// void pony_gc_send(i8*)
params[0] = c->void_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "pony_gc_send", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
#endif
// void pony_gc_recv(i8*)
params[0] = c->void_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "pony_gc_recv", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
#endif
// void pony_send_done(i8*)
params[0] = c->void_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "pony_send_done", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
#endif
// void pony_recv_done(i8*)
params[0] = c->void_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "pony_recv_done", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
#endif
// void pony_serialise_reserve(i8*, i8*, intptr)
params[0] = c->void_ptr;
params[1] = c->void_ptr;
params[2] = c->intptr;
type = LLVMFunctionType(c->void_type, params, 3, false);
value = LLVMAddFunction(c->module, "pony_serialise_reserve", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, 2, readnone_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
value = LLVMGetParam(value, 1);
LLVMAddAttribute(value, LLVMReadNoneAttribute);
#endif
// intptr pony_serialise_offset(i8*, i8*)
params[0] = c->void_ptr;
params[1] = c->void_ptr;
type = LLVMFunctionType(c->intptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_serialise_offset", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, 2, readonly_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
value = LLVMGetParam(value, 1);
LLVMAddAttribute(value, LLVMReadOnlyAttribute);
#endif
// i8* pony_deserialise_offset(i8*, __desc*, intptr)
params[0] = c->void_ptr;
params[1] = c->descriptor_ptr;
params[2] = c->intptr;
type = LLVMFunctionType(c->void_ptr, params, 3, false);
value = LLVMAddFunction(c->module, "pony_deserialise_offset", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
#elif PONY_LLVM == 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
#endif
// i8* pony_deserialise_block(i8*, intptr, intptr)
params[0] = c->void_ptr;
params[1] = c->intptr;
params[2] = c->intptr;
type = LLVMFunctionType(c->void_ptr, params, 3, false);
value = LLVMAddFunction(c->module, "pony_deserialise_block", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeReturnIndex, noalias_attr);
#else
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
LLVMSetReturnNoAlias(value);
#endif
// i32 pony_init(i32, i8**)
params[0] = c->i32;
params[1] = LLVMPointerType(c->void_ptr, 0);
type = LLVMFunctionType(c->i32, params, 2, false);
value = LLVMAddFunction(c->module, "pony_init", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
#endif
// void pony_become(i8*, __object*)
params[0] = c->void_ptr;
params[1] = c->object_ptr;
type = LLVMFunctionType(c->void_type, params, 2, false);
value = LLVMAddFunction(c->module, "pony_become", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
#endif
// i32 pony_start(i32, i32)
params[0] = c->i32;
params[1] = c->i32;
type = LLVMFunctionType(c->i32, params, 2, false);
value = LLVMAddFunction(c->module, "pony_start", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex,
inacc_or_arg_mem_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
# if PONY_LLVM >= 308
LLVMSetInaccessibleMemOrArgMemOnly(value);
# endif
#endif
// i32 pony_get_exitcode()
type = LLVMFunctionType(c->i32, NULL, 0, false);
value = LLVMAddFunction(c->module, "pony_get_exitcode", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, readonly_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMAddFunctionAttr(value, LLVMReadOnlyAttribute);
#endif
// void pony_throw()
type = LLVMFunctionType(c->void_type, NULL, 0, false);
value = LLVMAddFunction(c->module, "pony_throw", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, noreturn_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoReturnAttribute);
#endif
// i32 pony_personality_v0(...)
type = LLVMFunctionType(c->i32, NULL, 0, true);
c->personality = LLVMAddFunction(c->module, "pony_personality_v0", type);
// i32 memcmp(i8*, i8*, intptr)
params[0] = c->void_ptr;
params[1] = c->void_ptr;
params[2] = c->intptr;
type = LLVMFunctionType(c->i32, params, 3, false);
value = LLVMAddFunction(c->module, "memcmp", type);
#if PONY_LLVM >= 309
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, nounwind_attr);
LLVMAddAttributeAtIndex(value, LLVMAttributeFunctionIndex, readonly_attr);
LLVMAddAttributeAtIndex(value, 1, readonly_attr);
LLVMAddAttributeAtIndex(value, 2, readonly_attr);
#else
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMAddFunctionAttr(value, LLVMReadOnlyAttribute);
LLVMValueRef param = LLVMGetParam(value, 0);
LLVMAddAttribute(param, LLVMReadOnlyAttribute);
param = LLVMGetParam(value, 1);
LLVMAddAttribute(param, LLVMReadOnlyAttribute);
#endif
}
static void init_runtime(compile_t* c)
{
c->str_1 = stringtab("$1");
c->str_Bool = stringtab("Bool");
c->str_I8 = stringtab("I8");
c->str_I16 = stringtab("I16");
c->str_I32 = stringtab("I32");
c->str_I64 = stringtab("I64");
c->str_I128 = stringtab("I128");
c->str_U8 = stringtab("U8");
c->str_U16 = stringtab("U16");
c->str_U32 = stringtab("U32");
c->str_U64 = stringtab("U64");
c->str_U128 = stringtab("U128");
c->str_F32 = stringtab("F32");
c->str_F64 = stringtab("F64");
c->str_Pointer = stringtab("Pointer");
c->str_Array = stringtab("Array");
c->str_Platform = stringtab("Platform");
c->str_add = stringtab("add");
c->str_sub = stringtab("sub");
c->str_mul = stringtab("mul");
c->str_div = stringtab("div");
c->str_mod = stringtab("mod");
c->str_neg = stringtab("neg");
c->str_and = stringtab("op_and");
c->str_or = stringtab("op_or");
c->str_xor = stringtab("op_xor");
c->str_not = stringtab("op_not");
c->str_shl = stringtab("shl");
c->str_shr = stringtab("shr");
c->str_eq = stringtab("eq");
c->str_ne = stringtab("ne");
c->str_lt = stringtab("lt");
c->str_le = stringtab("le");
c->str_ge = stringtab("ge");
c->str_gt = stringtab("gt");
LLVMTypeRef type;
LLVMTypeRef params[4];
LLVMValueRef value;
c->void_type = LLVMVoidTypeInContext(c->context);
c->i1 = LLVMInt1TypeInContext(c->context);
c->i8 = LLVMInt8TypeInContext(c->context);
c->i16 = LLVMInt16TypeInContext(c->context);
c->i32 = LLVMInt32TypeInContext(c->context);
c->i64 = LLVMInt64TypeInContext(c->context);
c->i128 = LLVMIntTypeInContext(c->context, 128);
c->f32 = LLVMFloatTypeInContext(c->context);
c->f64 = LLVMDoubleTypeInContext(c->context);
c->intptr = LLVMIntPtrTypeInContext(c->context, c->target_data);
// i8*
c->void_ptr = LLVMPointerType(c->i8, 0);
// forward declare object
c->object_type = LLVMStructCreateNamed(c->context, "$object");
c->object_ptr = LLVMPointerType(c->object_type, 0);
// padding required in an actor between the descriptor and fields
c->actor_pad = LLVMArrayType(c->i8, PONY_ACTOR_PAD_SIZE);
// message
params[0] = c->i32; // size
params[1] = c->i32; // id
c->msg_type = LLVMStructCreateNamed(c->context, "$message");
c->msg_ptr = LLVMPointerType(c->msg_type, 0);
LLVMStructSetBody(c->msg_type, params, 2, false);
// trace
// void (*)($object*)
params[0] = c->object_ptr;
c->trace_type = LLVMFunctionType(c->void_type, params, 1, false);
c->trace_fn = LLVMPointerType(c->trace_type, 0);
// dispatch
// void (*)($object*, $message*)
params[0] = c->object_ptr;
params[1] = c->msg_ptr;
c->dispatch_type = LLVMFunctionType(c->void_type, params, 2, false);
c->dispatch_fn = LLVMPointerType(c->dispatch_type, 0);
// void (*)($object*)
params[0] = c->object_ptr;
c->final_fn = LLVMPointerType(
LLVMFunctionType(c->void_type, params, 1, false), 0);
// descriptor, opaque version
// We need this in order to build our own structure.
const char* desc_name = genname_descriptor(NULL);
c->descriptor_type = LLVMStructCreateNamed(c->context, desc_name);
c->descriptor_ptr = LLVMPointerType(c->descriptor_type, 0);
// field descriptor
// Also needed to build a descriptor structure.
params[0] = c->i32;
params[1] = c->descriptor_ptr;
c->field_descriptor = LLVMStructTypeInContext(c->context, params, 2, false);
// descriptor, filled in
c->descriptor_type = gendesc_type(c, NULL);
// define object
params[0] = c->descriptor_ptr;
LLVMStructSetBody(c->object_type, params, 1, false);
// $object* pony_create($desc*)
params[0] = c->descriptor_ptr;
type = LLVMFunctionType(c->object_ptr, params, 1, false);
value = LLVMAddFunction(c->module, "pony_create", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMSetReturnNoAlias(value);
// void pony_destroy($object*)
params[0] = c->object_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "pony_destroy", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
//LLVMSetReturnNoAlias(value);
// void pony_sendv($object*, $message*);
params[0] = c->object_ptr;
params[1] = c->msg_ptr;
type = LLVMFunctionType(c->void_type, params, 2, false);
value = LLVMAddFunction(c->module, "pony_sendv", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// i8* pony_alloc(i64)
params[0] = c->i64;
type = LLVMFunctionType(c->void_ptr, params, 1, false);
value = LLVMAddFunction(c->module, "pony_alloc", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMSetReturnNoAlias(value);
// i8* pony_realloc(i8*, i64)
params[0] = c->void_ptr;
params[1] = c->i64;
type = LLVMFunctionType(c->void_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_realloc", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMSetReturnNoAlias(value);
// i8* pony_alloc_final(i64, c->final_fn)
params[0] = c->i64;
params[1] = c->final_fn;
type = LLVMFunctionType(c->void_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_alloc_final", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMSetReturnNoAlias(value);
// $message* pony_alloc_msg(i32, i32)
params[0] = c->i32;
params[1] = c->i32;
type = LLVMFunctionType(c->msg_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_alloc_msg", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMSetReturnNoAlias(value);
// void pony_trace(i8*)
params[0] = c->void_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "pony_trace", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_traceactor($object*)
params[0] = c->object_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "pony_traceactor", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_traceobject($object*, trace_fn)
params[0] = c->object_ptr;
params[1] = c->trace_fn;
type = LLVMFunctionType(c->void_type, params, 2, false);
value = LLVMAddFunction(c->module, "pony_traceobject", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_traceunknown($object*)
params[0] = c->object_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "pony_traceunknown", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_trace_tag_or_actor($object*)
params[0] = c->object_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "pony_trace_tag_or_actor", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_gc_send()
type = LLVMFunctionType(c->void_type, NULL, 0, false);
value = LLVMAddFunction(c->module, "pony_gc_send", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_gc_recv()
type = LLVMFunctionType(c->void_type, NULL, 0, false);
value = LLVMAddFunction(c->module, "pony_gc_recv", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_send_done()
type = LLVMFunctionType(c->void_type, NULL, 0, false);
value = LLVMAddFunction(c->module, "pony_send_done", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_recv_done()
type = LLVMFunctionType(c->void_type, NULL, 0, false);
value = LLVMAddFunction(c->module, "pony_recv_done", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// i32 pony_init(i32, i8**)
params[0] = c->i32;
params[1] = LLVMPointerType(c->void_ptr, 0);
type = LLVMFunctionType(c->i32, params, 2, false);
value = LLVMAddFunction(c->module, "pony_init", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_become($object*)
params[0] = c->object_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "pony_become", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// i32 pony_start(i32)
params[0] = c->i32;
type = LLVMFunctionType(c->i32, params, 1, false);
value = LLVMAddFunction(c->module, "pony_start", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_throw()
type = LLVMFunctionType(c->void_type, NULL, 0, false);
LLVMAddFunction(c->module, "pony_throw", type);
// i32 pony_personality_v0(...)
type = LLVMFunctionType(c->i32, NULL, 0, true);
c->personality = LLVMAddFunction(c->module, "pony_personality_v0", type);
// i8* memcpy(...)
type = LLVMFunctionType(c->void_ptr, NULL, 0, true);
value = LLVMAddFunction(c->module, "memcpy", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// i8* memmove(...)
type = LLVMFunctionType(c->void_ptr, NULL, 0, true);
value = LLVMAddFunction(c->module, "memmove", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
}
static LLVMValueRef declare_ffi(compile_t* c, const char* f_name,
reach_type_t* t, ast_t* args, bool err, bool intrinsic)
{
ast_t* last_arg = ast_childlast(args);
if((last_arg != NULL) && (ast_id(last_arg) == TK_ELLIPSIS))
return declare_ffi_vararg(c, f_name, t, err);
int count = (int)ast_childcount(args);
size_t buf_size = count * sizeof(LLVMTypeRef);
LLVMTypeRef* f_params = (LLVMTypeRef*)ponyint_pool_alloc_size(buf_size);
count = 0;
ast_t* arg = ast_child(args);
while(arg != NULL)
{
ast_t* p_type = ast_type(arg);
if(p_type == NULL)
p_type = ast_childidx(arg, 1);
reach_type_t* pt = reach_type(c->reach, p_type);
pony_assert(pt != NULL);
// An intrinsic that takes a Bool should be i1, not ibool.
if(intrinsic && is_bool(pt->ast))
f_params[count++] = c->i1;
else
f_params[count++] = pt->use_type;
arg = ast_sibling(arg);
}
LLVMTypeRef r_type;
if(t->underlying == TK_TUPLETYPE)
{
// Can't use the named type. Build an unnamed type with the same
// elements.
unsigned int count = LLVMCountStructElementTypes(t->use_type);
size_t buf_size = count * sizeof(LLVMTypeRef);
LLVMTypeRef* e_types = (LLVMTypeRef*)ponyint_pool_alloc_size(buf_size);
LLVMGetStructElementTypes(t->use_type, e_types);
if(intrinsic)
{
ast_t* child = ast_child(t->ast);
size_t i = 0;
while(child != NULL)
{
// A Bool in an intrinsic tuple return type is an i1, not an ibool.
if(is_bool(child))
e_types[i] = c->i1;
child = ast_sibling(child);
i++;
}
}
r_type = LLVMStructTypeInContext(c->context, e_types, count, false);
ponyint_pool_free_size(buf_size, e_types);
} else {
// An intrinsic that returns a Bool returns an i1, not an ibool.
if(intrinsic && is_bool(t->ast))
r_type = c->i1;
else
r_type = t->use_type;
}
LLVMTypeRef f_type = LLVMFunctionType(r_type, f_params, count, false);
LLVMValueRef func = LLVMAddFunction(c->module, f_name, f_type);
if(!err)
{
#if PONY_LLVM >= 309
LLVM_DECLARE_ATTRIBUTEREF(nounwind_attr, nounwind, 0);
LLVMAddAttributeAtIndex(func, LLVMAttributeFunctionIndex, nounwind_attr);
#else
LLVMAddFunctionAttr(func, LLVMNoUnwindAttribute);
#endif
}
ponyint_pool_free_size(buf_size, f_params);
return func;
}
LLVMValueRef gen_funcdef(struct node *ast)
{
LLVMValueRef global, func, retval;
LLVMTypeRef func_type, *param_types;
LLVMBasicBlockRef body_block, ret_block;
int param_count, i;
if (hcreate(SYMTAB_SIZE) == 0)
generror(">s");
param_count = count_chain(ast->two);
param_types = calloc(sizeof(LLVMTypeRef), param_count);
if (param_count > 0 && param_types == NULL)
generror("out of memory");
for (i = 0; i < param_count; i++)
param_types[i] = TYPE_INT;
func_type = LLVMFunctionType(TYPE_INT, param_types, param_count, 0);
func = LLVMAddFunction(module, ".gfunc", func_type);
LLVMSetLinkage(func, LLVMPrivateLinkage);
/* TODO: How to specify stack alignment? Should be 16 bytes */
LLVMAddFunctionAttr(func, LLVMStackAlignment);
global = find_or_add_global(ast->one->val);
LLVMSetInitializer(global, LLVMBuildPtrToInt(builder, func, TYPE_INT, ""));
body_block = LLVMAppendBasicBlock(func, "");
ret_block = LLVMAppendBasicBlock(func, "");
LLVMPositionBuilderAtEnd(builder, body_block);
retval = LLVMBuildAlloca(builder, TYPE_INT, "");
LLVMBuildStore(builder, CONST(0), retval);
symtab_enter(ast->one->val, global);
symtab_enter(".return", ret_block);
symtab_enter(".retval", retval);
label_count = 0;
predeclare_labels(ast->three);
if (ast->two)
codegen(ast->two);
codegen(ast->three);
LLVMBuildBr(builder, ret_block);
/* TODO: Untangle out-of-order blocks */
LLVMPositionBuilderAtEnd(builder, ret_block);
LLVMBuildRet(builder, LLVMBuildLoad(builder, retval, ""));
LLVMMoveBasicBlockAfter(ret_block, LLVMGetLastBasicBlock(func));
/* TODO: Handle failed verification and print internal compiler error */
LLVMVerifyFunction(func, LLVMPrintMessageAction);
hdestroy();
return NULL;
}
static void init_runtime(compile_t* c)
{
c->str_builtin = stringtab("$0");
c->str_Bool = stringtab("Bool");
c->str_I8 = stringtab("I8");
c->str_I16 = stringtab("I16");
c->str_I32 = stringtab("I32");
c->str_I64 = stringtab("I64");
c->str_I128 = stringtab("I128");
c->str_ILong = stringtab("ILong");
c->str_ISize = stringtab("ISize");
c->str_U8 = stringtab("U8");
c->str_U16 = stringtab("U16");
c->str_U32 = stringtab("U32");
c->str_U64 = stringtab("U64");
c->str_U128 = stringtab("U128");
c->str_ULong = stringtab("ULong");
c->str_USize = stringtab("USize");
c->str_F32 = stringtab("F32");
c->str_F64 = stringtab("F64");
c->str_Pointer = stringtab("Pointer");
c->str_Maybe = stringtab("MaybePointer");
c->str_DoNotOptimise = stringtab("DoNotOptimise");
c->str_Array = stringtab("Array");
c->str_String = stringtab("String");
c->str_Platform = stringtab("Platform");
c->str_Main = stringtab("Main");
c->str_Env = stringtab("Env");
c->str_add = stringtab("add");
c->str_sub = stringtab("sub");
c->str_mul = stringtab("mul");
c->str_div = stringtab("div");
c->str_mod = stringtab("mod");
c->str_neg = stringtab("neg");
c->str_and = stringtab("op_and");
c->str_or = stringtab("op_or");
c->str_xor = stringtab("op_xor");
c->str_not = stringtab("op_not");
c->str_shl = stringtab("shl");
c->str_shr = stringtab("shr");
c->str_eq = stringtab("eq");
c->str_ne = stringtab("ne");
c->str_lt = stringtab("lt");
c->str_le = stringtab("le");
c->str_ge = stringtab("ge");
c->str_gt = stringtab("gt");
c->str_this = stringtab("this");
c->str_create = stringtab("create");
c->str__create = stringtab("_create");
c->str__init = stringtab("_init");
c->str__final = stringtab("_final");
c->str__event_notify = stringtab("_event_notify");
LLVMTypeRef type;
LLVMTypeRef params[5];
LLVMValueRef value;
c->void_type = LLVMVoidTypeInContext(c->context);
c->ibool = LLVMInt8TypeInContext(c->context);
c->i1 = LLVMInt1TypeInContext(c->context);
c->i8 = LLVMInt8TypeInContext(c->context);
c->i16 = LLVMInt16TypeInContext(c->context);
c->i32 = LLVMInt32TypeInContext(c->context);
c->i64 = LLVMInt64TypeInContext(c->context);
c->i128 = LLVMIntTypeInContext(c->context, 128);
c->f32 = LLVMFloatTypeInContext(c->context);
c->f64 = LLVMDoubleTypeInContext(c->context);
c->intptr = LLVMIntPtrTypeInContext(c->context, c->target_data);
// i8*
c->void_ptr = LLVMPointerType(c->i8, 0);
// forward declare object
c->object_type = LLVMStructCreateNamed(c->context, "__object");
c->object_ptr = LLVMPointerType(c->object_type, 0);
// padding required in an actor between the descriptor and fields
c->actor_pad = LLVMArrayType(c->i8, PONY_ACTOR_PAD_SIZE);
// message
params[0] = c->i32; // size
params[1] = c->i32; // id
c->msg_type = LLVMStructCreateNamed(c->context, "__message");
c->msg_ptr = LLVMPointerType(c->msg_type, 0);
LLVMStructSetBody(c->msg_type, params, 2, false);
// trace
// void (*)(i8*, __object*)
params[0] = c->void_ptr;
params[1] = c->object_ptr;
c->trace_type = LLVMFunctionType(c->void_type, params, 2, false);
c->trace_fn = LLVMPointerType(c->trace_type, 0);
// serialise
// void (*)(i8*, __object*, i8*, intptr, i32)
params[0] = c->void_ptr;
params[1] = c->object_ptr;
params[2] = c->void_ptr;
params[3] = c->intptr;
params[4] = c->i32;
c->serialise_type = LLVMFunctionType(c->void_type, params, 5, false);
c->serialise_fn = LLVMPointerType(c->serialise_type, 0);
// dispatch
// void (*)(i8*, __object*, $message*)
params[0] = c->void_ptr;
params[1] = c->object_ptr;
params[2] = c->msg_ptr;
c->dispatch_type = LLVMFunctionType(c->void_type, params, 3, false);
c->dispatch_fn = LLVMPointerType(c->dispatch_type, 0);
// void (*)(__object*)
params[0] = c->object_ptr;
c->final_fn = LLVMPointerType(
LLVMFunctionType(c->void_type, params, 1, false), 0);
// descriptor, opaque version
// We need this in order to build our own structure.
const char* desc_name = genname_descriptor(NULL);
c->descriptor_type = LLVMStructCreateNamed(c->context, desc_name);
c->descriptor_ptr = LLVMPointerType(c->descriptor_type, 0);
// field descriptor
// Also needed to build a descriptor structure.
params[0] = c->i32;
params[1] = c->descriptor_ptr;
c->field_descriptor = LLVMStructTypeInContext(c->context, params, 2, false);
// descriptor, filled in
gendesc_basetype(c, c->descriptor_type);
// define object
params[0] = c->descriptor_ptr;
LLVMStructSetBody(c->object_type, params, 1, false);
// $i8* pony_ctx()
type = LLVMFunctionType(c->void_ptr, NULL, 0, false);
value = LLVMAddFunction(c->module, "pony_ctx", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMAddFunctionAttr(value, LLVMReadNoneAttribute);
// __object* pony_create(i8*, __Desc*)
params[0] = c->void_ptr;
params[1] = c->descriptor_ptr;
type = LLVMFunctionType(c->object_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_create", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMSetReturnNoAlias(value);
LLVMSetDereferenceable(value, 0, PONY_ACTOR_PAD_SIZE);
// void ponyint_destroy(__object*)
params[0] = c->object_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "ponyint_destroy", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_sendv(i8*, __object*, $message*);
params[0] = c->void_ptr;
params[1] = c->object_ptr;
params[2] = c->msg_ptr;
type = LLVMFunctionType(c->void_type, params, 3, false);
value = LLVMAddFunction(c->module, "pony_sendv", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// i8* pony_alloc(i8*, intptr)
params[0] = c->void_ptr;
params[1] = c->intptr;
type = LLVMFunctionType(c->void_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_alloc", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMSetReturnNoAlias(value);
#if PONY_LLVM >= 307
LLVMSetDereferenceableOrNull(value, 0, HEAP_MIN);
#endif
// i8* pony_alloc_small(i8*, i32)
params[0] = c->void_ptr;
params[1] = c->i32;
type = LLVMFunctionType(c->void_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_alloc_small", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMSetReturnNoAlias(value);
LLVMSetDereferenceable(value, 0, HEAP_MIN);
// i8* pony_alloc_large(i8*, intptr)
params[0] = c->void_ptr;
params[1] = c->intptr;
type = LLVMFunctionType(c->void_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_alloc_large", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMSetReturnNoAlias(value);
LLVMSetDereferenceable(value, 0, HEAP_MAX + 1);
// i8* pony_realloc(i8*, i8*, intptr)
params[0] = c->void_ptr;
params[1] = c->void_ptr;
params[2] = c->intptr;
type = LLVMFunctionType(c->void_ptr, params, 3, false);
value = LLVMAddFunction(c->module, "pony_realloc", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMSetReturnNoAlias(value);
#if PONY_LLVM >= 307
LLVMSetDereferenceableOrNull(value, 0, HEAP_MIN);
#endif
// i8* pony_alloc_final(i8*, intptr, c->final_fn)
params[0] = c->void_ptr;
params[1] = c->intptr;
params[2] = c->final_fn;
type = LLVMFunctionType(c->void_ptr, params, 3, false);
value = LLVMAddFunction(c->module, "pony_alloc_final", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMSetReturnNoAlias(value);
#if PONY_LLVM >= 307
LLVMSetDereferenceableOrNull(value, 0, HEAP_MIN);
#endif
// $message* pony_alloc_msg(i32, i32)
params[0] = c->i32;
params[1] = c->i32;
type = LLVMFunctionType(c->msg_ptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_alloc_msg", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
LLVMSetReturnNoAlias(value);
// void pony_trace(i8*, i8*)
params[0] = c->void_ptr;
params[1] = c->void_ptr;
type = LLVMFunctionType(c->void_type, params, 2, false);
value = LLVMAddFunction(c->module, "pony_trace", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// i8* pony_traceobject(i8*, __object*, __Desc*, i32)
params[0] = c->void_ptr;
params[1] = c->object_ptr;
params[2] = c->descriptor_ptr;
params[3] = c->i32;
type = LLVMFunctionType(c->void_ptr, params, 4, false);
value = LLVMAddFunction(c->module, "pony_traceknown", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// i8* pony_traceunknown(i8*, __object*, i32)
params[0] = c->void_ptr;
params[1] = c->object_ptr;
params[2] = c->i32;
type = LLVMFunctionType(c->void_ptr, params, 3, false);
value = LLVMAddFunction(c->module, "pony_traceunknown", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_gc_send(i8*)
params[0] = c->void_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "pony_gc_send", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_gc_recv(i8*)
params[0] = c->void_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "pony_gc_recv", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_send_done(i8*)
params[0] = c->void_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "pony_send_done", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_recv_done(i8*)
params[0] = c->void_ptr;
type = LLVMFunctionType(c->void_type, params, 1, false);
value = LLVMAddFunction(c->module, "pony_recv_done", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_serialise_reserve(i8*, i8*, intptr)
params[0] = c->void_ptr;
params[1] = c->void_ptr;
params[2] = c->intptr;
type = LLVMFunctionType(c->void_type, params, 3, false);
value = LLVMAddFunction(c->module, "pony_serialise_reserve", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// intptr pony_serialise_offset(i8*, i8*)
params[0] = c->void_ptr;
params[1] = c->void_ptr;
type = LLVMFunctionType(c->intptr, params, 2, false);
value = LLVMAddFunction(c->module, "pony_serialise_offset", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// i8* pony_deserialise_offset(i8*, __desc*, intptr)
params[0] = c->void_ptr;
params[1] = c->descriptor_ptr;
params[2] = c->intptr;
type = LLVMFunctionType(c->void_ptr, params, 3, false);
value = LLVMAddFunction(c->module, "pony_deserialise_offset", type);
// i8* pony_deserialise_block(i8*, intptr, intptr)
params[0] = c->void_ptr;
params[1] = c->intptr;
params[2] = c->intptr;
type = LLVMFunctionType(c->void_ptr, params, 3, false);
value = LLVMAddFunction(c->module, "pony_deserialise_block", type);
// i32 pony_init(i32, i8**)
params[0] = c->i32;
params[1] = LLVMPointerType(c->void_ptr, 0);
type = LLVMFunctionType(c->i32, params, 2, false);
value = LLVMAddFunction(c->module, "pony_init", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_become(i8*, __object*)
params[0] = c->void_ptr;
params[1] = c->object_ptr;
type = LLVMFunctionType(c->void_type, params, 2, false);
value = LLVMAddFunction(c->module, "pony_become", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// i32 pony_start(i32)
params[0] = c->i32;
type = LLVMFunctionType(c->i32, params, 1, false);
value = LLVMAddFunction(c->module, "pony_start", type);
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void pony_throw()
type = LLVMFunctionType(c->void_type, NULL, 0, false);
LLVMAddFunction(c->module, "pony_throw", type);
// i32 pony_personality_v0(...)
type = LLVMFunctionType(c->i32, NULL, 0, true);
c->personality = LLVMAddFunction(c->module, "pony_personality_v0", type);
// void llvm.memcpy.*(i8*, i8*, i32/64, i32, i1)
params[0] = c->void_ptr;
params[1] = c->void_ptr;
params[3] = c->i32;
params[4] = c->i1;
if(target_is_ilp32(c->opt->triple))
{
params[2] = c->i32;
type = LLVMFunctionType(c->void_type, params, 5, false);
value = LLVMAddFunction(c->module, "llvm.memcpy.p0i8.p0i8.i32", type);
} else {
params[2] = c->i64;
type = LLVMFunctionType(c->void_type, params, 5, false);
value = LLVMAddFunction(c->module, "llvm.memcpy.p0i8.p0i8.i64", type);
}
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
// void llvm.memmove.*(i8*, i8*, i32/64, i32, i1)
params[0] = c->void_ptr;
params[1] = c->void_ptr;
params[3] = c->i32;
params[4] = c->i1;
if(target_is_ilp32(c->opt->triple))
{
params[2] = c->i32;
type = LLVMFunctionType(c->void_type, params, 5, false);
value = LLVMAddFunction(c->module, "llvm.memmove.p0i8.p0i8.i32", type);
} else {
params[2] = c->i64;
type = LLVMFunctionType(c->void_type, params, 5, false);
value = LLVMAddFunction(c->module, "llvm.memmove.p0i8.p0i8.i64", type);
}
LLVMAddFunctionAttr(value, LLVMNoUnwindAttribute);
}
static LLVMValueRef declare_ffi(compile_t* c, const char* f_name,
gentype_t* g, ast_t* args, bool err)
{
ast_t* last_arg = ast_childlast(args);
if((last_arg != NULL) && (ast_id(last_arg) == TK_ELLIPSIS))
return declare_ffi_vararg(c, f_name, g, err);
int count = (int)ast_childcount(args);
size_t buf_size = count * sizeof(LLVMTypeRef);
LLVMTypeRef* f_params = (LLVMTypeRef*)ponyint_pool_alloc_size(buf_size);
count = 0;
ast_t* arg = ast_child(args);
while(arg != NULL)
{
ast_t* p_type = ast_type(arg);
if(p_type == NULL)
p_type = ast_childidx(arg, 1);
gentype_t param_g;
if(!gentype(c, p_type, ¶m_g))
return NULL;
f_params[count++] = param_g.use_type;
arg = ast_sibling(arg);
}
// We may have generated the function by generating a parameter type.
LLVMValueRef func = LLVMGetNamedFunction(c->module, f_name);
if(func == NULL)
{
LLVMTypeRef r_type;
if(g->underlying == TK_TUPLETYPE)
{
// Can't use the named type. Build an unnamed type with the same
// elements.
unsigned int count = LLVMCountStructElementTypes(g->use_type);
size_t buf_size = count * sizeof(LLVMTypeRef);
LLVMTypeRef* e_types = (LLVMTypeRef*)ponyint_pool_alloc_size(buf_size);
LLVMGetStructElementTypes(g->use_type, e_types);
r_type = LLVMStructTypeInContext(c->context, e_types, count, false);
ponyint_pool_free_size(buf_size, e_types);
} else {
r_type = g->use_type;
}
LLVMTypeRef f_type = LLVMFunctionType(r_type, f_params, count, false);
func = LLVMAddFunction(c->module, f_name, f_type);
if(!err)
LLVMAddFunctionAttr(func, LLVMNoUnwindAttribute);
}
ponyint_pool_free_size(buf_size, f_params);
return func;
}
LLVMValueRef gen_ffi(compile_t* c, ast_t* ast)
{
AST_GET_CHILDREN(ast, id, typeargs, args);
// Get the function name, +1 to skip leading @
const char* f_name = ast_name(id) + 1;
// Generate the return type.
ast_t* type = ast_type(ast);
gentype_t g;
// Emit dwarf location of ffi call
dwarf_location(&c->dwarf, ast);
if(!gentype(c, type, &g))
return NULL;
// Get the function.
LLVMValueRef func = LLVMGetNamedFunction(c->module, f_name);
if(func == NULL)
{
// If we have no prototype, declare one.
if(!strncmp(f_name, "llvm.", 5))
{
// Intrinsic, so use the exact types we supply.
int count = (int)ast_childcount(args);
size_t buf_size = count * sizeof(LLVMTypeRef);
LLVMTypeRef* f_params = (LLVMTypeRef*)pool_alloc_size(buf_size);
count = 0;
ast_t* arg = ast_child(args);
while(arg != NULL)
{
ast_t* p_type = ast_type(arg);
gentype_t param_g;
if(!gentype(c, p_type, ¶m_g))
return NULL;
f_params[count++] = param_g.use_type;
arg = ast_sibling(arg);
}
// We may have generated the function by generating a parameter type.
func = LLVMGetNamedFunction(c->module, f_name);
if(func == NULL)
{
LLVMTypeRef r_type;
if(g.underlying == TK_TUPLETYPE)
{
// Can't use the named type. Build an unnamed type with the same
// elements.
unsigned int count = LLVMCountStructElementTypes(g.use_type);
size_t buf_size = count * sizeof(LLVMTypeRef);
LLVMTypeRef* e_types = (LLVMTypeRef*)pool_alloc_size(buf_size);
LLVMGetStructElementTypes(g.use_type, e_types);
r_type = LLVMStructTypeInContext(c->context, e_types, count, false);
pool_free_size(buf_size, e_types);
} else {
r_type = g.use_type;
}
LLVMTypeRef f_type = LLVMFunctionType(r_type, f_params, count,
false);
func = LLVMAddFunction(c->module, f_name, f_type);
if(!ast_canerror(ast))
LLVMAddFunctionAttr(func, LLVMNoUnwindAttribute);
}
pool_free_size(buf_size, f_params);
} else {
// Make it varargs.
LLVMTypeRef f_type = LLVMFunctionType(g.use_type, NULL, 0, true);
func = LLVMAddFunction(c->module, f_name, f_type);
if(!ast_canerror(ast))
LLVMAddFunctionAttr(func, LLVMNoUnwindAttribute);
}
}
// Generate the arguments.
int count = (int)ast_childcount(args);
size_t buf_size = count * sizeof(LLVMValueRef);
LLVMValueRef* f_args = (LLVMValueRef*)pool_alloc_size(buf_size);
ast_t* arg = ast_child(args);
for(int i = 0; i < count; i++)
{
f_args[i] = gen_expr(c, arg);
if(f_args[i] == NULL)
{
pool_free_size(buf_size, f_args);
return NULL;
}
arg = ast_sibling(arg);
}
// If we can error out and we have an invoke target, generate an invoke
// instead of a call.
LLVMValueRef result;
if(ast_canerror(ast) && (c->frame->invoke_target != NULL))
result = invoke_fun(c, func, f_args, count, "", false);
else
result = LLVMBuildCall(c->builder, func, f_args, count, "");
pool_free_size(buf_size, f_args);
// Special case a None return value, which is used for void functions.
if(is_none(type))
return g.instance;
return result;
}