LLVMValueRef codegen_addfun(compile_t* c, const char* name, LLVMTypeRef type,
bool pony_abi)
{
// Add the function and set the calling convention and the linkage type.
LLVMValueRef fun = LLVMAddFunction(c->module, name, type);
LLVMSetFunctionCallConv(fun, c->callconv);
LLVMSetLinkage(fun, c->linkage);
LLVMSetUnnamedAddr(fun, true);
if(pony_abi)
{
LLVMValueRef md = LLVMMDNodeInContext(c->context, NULL, 0);
LLVMSetMetadataStr(fun, "pony.abi", md);
}
LLVMValueRef arg = LLVMGetFirstParam(fun);
uint32_t i = 1;
while(arg != NULL)
{
LLVMTypeRef type = LLVMTypeOf(arg);
if(LLVMGetTypeKind(type) == LLVMPointerTypeKind)
{
LLVMTypeRef elem = LLVMGetElementType(type);
if(LLVMGetTypeKind(elem) == LLVMStructTypeKind)
{
size_t size = (size_t)LLVMABISizeOfType(c->target_data, elem);
#if PONY_LLVM >= 309
LLVM_DECLARE_ATTRIBUTEREF(deref_attr, dereferenceable, size);
LLVMAddAttributeAtIndex(fun, i, deref_attr);
#else
LLVMSetDereferenceable(fun, i, size);
#endif
}
}
arg = LLVMGetNextParam(arg);
i++;
}
return fun;
}
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;
}
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 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;
}
