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Modify llvm_abi.cpp to work correctly for win64 abi of i128 types. (it's a pain)

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gingerBill
2020-11-22 21:38:45 +00:00
parent 740411f207
commit a2461bdf6b
4 changed files with 209 additions and 167 deletions
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6
src/check_type.cpp
View File

@@ -2279,7 +2279,11 @@ Type *type_to_abi_compat_param_type(gbAllocator a, Type *original_type, ProcCall
return new_type;
}
if (build_context.ODIN_ARCH == "amd64") {
if (is_type_integer_128bit(original_type)) {
bool is_128 = is_type_integer_128bit(original_type);
if (!is_128 && is_type_bit_set(original_type) && type_size_of(original_type) == 16) {
// is_128 = true;
}
if (is_128) {
if (build_context.ODIN_OS == "windows") {
return alloc_type_simd_vector(2, t_u64);
} else {

62
src/llvm_abi.cpp
View File

@@ -40,6 +40,9 @@ i64 llvm_align_formula(i64 off, i64 a) {
bool lb_is_type_kind(LLVMTypeRef type, LLVMTypeKind kind) {
if (type == nullptr) {
return false;
}
return LLVMGetTypeKind(type) == kind;
}
@@ -124,6 +127,7 @@ void lb_add_function_type_attributes(LLVMValueRef fn, lbFunctionType *ft, ProcCa
if (offset != 0 && ft->ret.kind == lbArg_Indirect && ft->ret.attribute != nullptr) {
LLVMAddAttributeAtIndex(fn, offset, ft->ret.attribute);
LLVMAddAttributeAtIndex(fn, offset, noalias_attr);
}
lbCallingConventionKind cc_kind = lbCallingConvention_C;
@@ -313,7 +317,14 @@ Type *alloc_type_proc_from_types(Type **param_types, unsigned param_count, Type
return t;
}
Type *lb_abi_to_odin_type(LLVMTypeRef type, bool is_return, u32 level = 0) {
#if 0
Type *lb_abi_to_odin_type(lbModule *m, LLVMTypeRef type, bool is_return, u32 level = 0) {
Type **found = map_get(&m->llvm_types, hash_pointer(type));
if (found) {
return *found;
}
GB_ASSERT_MSG(level < 64, "%s %d", LLVMPrintTypeToString(type), is_return);
LLVMTypeKind kind = LLVMGetTypeKind(type);
switch (kind) {
case LLVMVoidTypeKind:
@@ -351,16 +362,16 @@ Type *lb_abi_to_odin_type(LLVMTypeRef type, bool is_return, u32 level = 0) {
defer (gb_free(heap_allocator(), param_types));
for (unsigned i = 0; i < param_count; i++) {
param_types[i] = lb_abi_to_odin_type(params[i], false, /*level*/0);
param_types[i] = lb_abi_to_odin_type(m, params[i], false, level+1);
}
LLVMTypeRef ret = LLVMGetReturnType(elem);
Type *ret_type = lb_abi_to_odin_type(ret, true, /*level*/0);
Type *ret_type = lb_abi_to_odin_type(m, ret, true, level+1);
bool is_c_vararg = !!LLVMIsFunctionVarArg(elem);
return alloc_type_proc_from_types(param_types, param_count, ret_type, is_c_vararg);
}
return alloc_type_pointer(lb_abi_to_odin_type(elem, false, level));
return alloc_type_pointer(lb_abi_to_odin_type(m, elem, false, level+1));
}
case LLVMFunctionTypeKind:
GB_PANIC("LLVMFunctionTypeKind should not be seen on its own");
@@ -371,7 +382,12 @@ Type *lb_abi_to_odin_type(LLVMTypeRef type, bool is_return, u32 level = 0) {
unsigned field_count = LLVMCountStructElementTypes(type);
Type **fields = gb_alloc_array(heap_allocator(), Type *, field_count);
for (unsigned i = 0; i < field_count; i++) {
fields[i] = lb_abi_to_odin_type(LLVMStructGetTypeAtIndex(type, i), false, level+1);
LLVMTypeRef field_type = LLVMStructGetTypeAtIndex(type, i);
if (lb_is_type_kind(field_type, LLVMPointerTypeKind) && level > 0) {
fields[i] = t_rawptr;
} else {
fields[i] = lb_abi_to_odin_type(m, field_type, false, level+1);
}
}
if (is_return) {
return alloc_type_tuple_from_field_types(fields, field_count, !!LLVMIsPackedStruct(type), false);
@@ -384,7 +400,7 @@ Type *lb_abi_to_odin_type(LLVMTypeRef type, bool is_return, u32 level = 0) {
{
i64 count = LLVMGetArrayLength(type);
Type *elem = lb_abi_to_odin_type(LLVMGetElementType(type), false, level+1);
Type *elem = lb_abi_to_odin_type(m, LLVMGetElementType(type), false, level+1);
return alloc_type_array(elem, count);
}
break;
@@ -394,7 +410,7 @@ Type *lb_abi_to_odin_type(LLVMTypeRef type, bool is_return, u32 level = 0) {
case LLVMVectorTypeKind:
{
i64 count = LLVMGetVectorSize(type);
Type *elem = lb_abi_to_odin_type(LLVMGetElementType(type), false, level+1);
Type *elem = lb_abi_to_odin_type(m, LLVMGetElementType(type), false, level+1);
return alloc_type_simd_vector(count, elem);
}
@@ -403,7 +419,7 @@ Type *lb_abi_to_odin_type(LLVMTypeRef type, bool is_return, u32 level = 0) {
return 0;
}
#endif
#define LB_ABI_INFO(name) lbFunctionType *name(LLVMContextRef c, LLVMTypeRef *arg_types, unsigned arg_count, LLVMTypeRef return_type, bool return_is_defined, ProcCallingConvention calling_convention)
@@ -424,22 +440,24 @@ namespace lbAbi386 {
return ft;
}
lbArgType non_struct(LLVMContextRef c, LLVMTypeRef type) {
if (build_context.metrics.os == TargetOs_windows &&
build_context.word_size == 8 &&
lb_is_type_kind(type, LLVMIntegerTypeKind) &&
lb_sizeof(type) == 16) {
lbArgType non_struct(LLVMContextRef c, LLVMTypeRef type, bool is_return) {
if (!is_return && lb_sizeof(type) > 8) {
return lb_arg_type_indirect(type, nullptr);
}
if (build_context.metrics.os == TargetOs_windows &&
build_context.word_size == 8 &&
lb_is_type_kind(type, LLVMIntegerTypeKind) &&
type == LLVMIntTypeInContext(c, 128)) {
// NOTE(bill): Because Windows AMD64 is weird
LLVMTypeRef cast_type = LLVMVectorType(LLVMInt64TypeInContext(c), 2);
return lb_arg_type_direct(type, cast_type, nullptr, nullptr);
}
LLVMAttributeRef attr = nullptr;
LLVMTypeRef i1 = LLVMInt1TypeInContext(c);
if (type == i1) {
attr = lb_create_enum_attribute(c, "zeroext", true);
// attr = lb_create_enum_attribute(c, "zeroext", true);
// return lb_arg_type_direct(type, i1, nullptr, attr);
}
return lb_arg_type_direct(type, nullptr, nullptr, attr);
@@ -451,15 +469,15 @@ namespace lbAbi386 {
for (unsigned i = 0; i < arg_count; i++) {
LLVMTypeRef t = arg_types[i];
LLVMTypeKind kind = LLVMGetTypeKind(t);
i64 sz = lb_sizeof(t);
if (kind == LLVMStructTypeKind) {
i64 sz = lb_sizeof(t);
if (sz == 0) {
args[i] = lb_arg_type_ignore(t);
} else {
args[i] = lb_arg_type_indirect(t, lb_create_enum_attribute(c, "byval", true));
}
} else {
args[i] = non_struct(c, t);
args[i] = non_struct(c, t, false);
}
}
return args;
@@ -478,7 +496,7 @@ namespace lbAbi386 {
}
return lb_arg_type_indirect(return_type, lb_create_enum_attribute(c, "sret", true));
}
return non_struct(c, return_type);
return non_struct(c, return_type, true);
}
};
@@ -515,7 +533,7 @@ namespace lbAbiAmd64Win64 {
break;
}
} else {
args[i] = lbAbi386::non_struct(c, t);
args[i] = lbAbi386::non_struct(c, t, false);
}
}
return args;
@@ -623,7 +641,7 @@ namespace lbAbiAmd64SysV {
if (is_register(type)) {
LLVMAttributeRef attribute = nullptr;
if (type == LLVMInt1TypeInContext(c)) {
attribute = lb_create_enum_attribute(c, "zeroext", true);
// attribute = lb_create_enum_attribute(c, "zeroext", true);
}
return lb_arg_type_direct(type, nullptr, nullptr, attribute);
}
@@ -646,7 +664,7 @@ namespace lbAbiAmd64SysV {
LLVMAttributeRef attr = nullptr;
LLVMTypeRef i1 = LLVMInt1TypeInContext(c);
if (type == i1) {
attr = lb_create_enum_attribute(c, "zeroext", true);
// attr = lb_create_enum_attribute(c, "zeroext", true);
}
return lb_arg_type_direct(type, nullptr, nullptr, attr);
}

307
src/llvm_backend.cpp
View File

@@ -1114,7 +1114,7 @@ LLVMTypeRef lb_type_internal(lbModule *m, Type *type) {
return type;
}
case Basic_typeid: return LLVMIntType(8*cast(unsigned)build_context.word_size);
case Basic_typeid: return LLVMIntTypeInContext(m->ctx, 8*cast(unsigned)build_context.word_size);
// Endian Specific Types
case Basic_i16le: return LLVMInt16TypeInContext(ctx);
@@ -1353,130 +1353,144 @@ LLVMTypeRef lb_type_internal(lbModule *m, Type *type) {
}
case Type_Proc:
if (USE_LLVM_ABI) {
if (m->internal_type_level > 1) {
return LLVMPointerType(LLVMIntTypeInContext(m->ctx, 8), 0);
} else {
unsigned param_count = 0;
if (type->Proc.calling_convention == ProcCC_Odin) {
param_count += 1;
}
if (type->Proc.param_count != 0) {
GB_ASSERT(type->Proc.params->kind == Type_Tuple);
for_array(i, type->Proc.params->Tuple.variables) {
Entity *e = type->Proc.params->Tuple.variables[i];
if (e->kind != Entity_Variable) {
continue;
}
{
if (USE_LLVM_ABI) {
if (m->internal_type_level > 5) { // TODO HACK(bill): is this really enough?
return LLVMPointerType(LLVMIntTypeInContext(m->ctx, 8), 0);
} else {
unsigned param_count = 0;
if (type->Proc.calling_convention == ProcCC_Odin) {
param_count += 1;
}
}
LLVMTypeRef ret = nullptr;
LLVMTypeRef *params = gb_alloc_array(heap_allocator(), LLVMTypeRef, param_count);
if (type->Proc.result_count != 0) {
Type *single_ret = reduce_tuple_to_single_type(type->Proc.results);
ret = lb_type(m, single_ret);
if (ret != nullptr) {
if (is_calling_convention_none(type->Proc.calling_convention) &&
is_type_boolean(single_ret) &&
type_size_of(single_ret) <= 1) {
ret = LLVMInt1TypeInContext(m->ctx);
if (type->Proc.param_count != 0) {
GB_ASSERT(type->Proc.params->kind == Type_Tuple);
for_array(i, type->Proc.params->Tuple.variables) {
Entity *e = type->Proc.params->Tuple.variables[i];
if (e->kind != Entity_Variable) {
continue;
}
param_count += 1;
}
}
}
m->internal_type_level += 1;
defer (m->internal_type_level -= 1);
isize param_index = 0;
if (type->Proc.param_count != 0) {
GB_ASSERT(type->Proc.params->kind == Type_Tuple);
for_array(i, type->Proc.params->Tuple.variables) {
Entity *e = type->Proc.params->Tuple.variables[i];
if (e->kind != Entity_Variable) {
LLVMTypeRef ret = nullptr;
LLVMTypeRef *params = gb_alloc_array(heap_allocator(), LLVMTypeRef, param_count);
if (type->Proc.result_count != 0) {
Type *single_ret = reduce_tuple_to_single_type(type->Proc.results);
ret = lb_type(m, single_ret);
if (ret != nullptr) {
if (is_type_boolean(single_ret) &&
is_calling_convention_none(type->Proc.calling_convention) &&
type_size_of(single_ret) <= 1) {
ret = LLVMInt1TypeInContext(m->ctx);
}
}
}
isize param_index = 0;
if (type->Proc.param_count != 0) {
GB_ASSERT(type->Proc.params->kind == Type_Tuple);
for_array(i, type->Proc.params->Tuple.variables) {
Entity *e = type->Proc.params->Tuple.variables[i];
if (e->kind != Entity_Variable) {
continue;
}
Type *e_type = reduce_tuple_to_single_type(e->type);
LLVMTypeRef param_type = nullptr;
if (is_type_boolean(e_type) &&
type_size_of(e_type) <= 1) {
param_type = LLVMInt1TypeInContext(m->ctx);
} else {
param_type = lb_type(m, e_type);
}
params[param_index++] = param_type;
}
}
if (param_index < param_count) {
params[param_index++] = lb_type(m, t_context_ptr);
}
GB_ASSERT(param_index == param_count);
lbFunctionType *ft = lb_get_abi_info(m->ctx, params, param_count, ret, ret != nullptr, type->Proc.calling_convention);
map_set(&m->function_type_map, hash_type(type), ft);
LLVMTypeRef new_abi_fn_ptr_type = lb_function_type_to_llvm_ptr(ft, type->Proc.c_vararg);
LLVMTypeRef new_abi_fn_type = LLVMGetElementType(new_abi_fn_ptr_type);
// LLVMTypeRef new_ret = LLVMGetReturnType(new_abi_fn_type);
// LLVMTypeRef old_ret = LLVMGetReturnType(old_abi_fn_type);
// unsigned new_count = LLVMCountParamTypes(new_abi_fn_type);
// unsigned old_count = LLVMCountParamTypes(old_abi_fn_type);
// GB_ASSERT_MSG(new_count == old_count, "%u %u, %s %s", new_count, old_count, LLVMPrintTypeToString(new_abi_fn_type), LLVMPrintTypeToString(old_abi_fn_type));
return new_abi_fn_ptr_type;
}
} else {
LLVMTypeRef old_abi_fn_type = nullptr;
set_procedure_abi_types(type);
LLVMTypeRef return_type = LLVMVoidTypeInContext(ctx);
if (type->Proc.return_by_pointer) {
// Void
} else if (type->Proc.abi_compat_result_type != nullptr) {
return_type = lb_type(m, type->Proc.abi_compat_result_type);
}
isize extra_param_count = 0;
if (type->Proc.return_by_pointer) {
extra_param_count += 1;
}
if (type->Proc.calling_convention == ProcCC_Odin) {
extra_param_count += 1;
}
isize param_count = type->Proc.abi_compat_params.count + extra_param_count;
auto param_types = array_make<LLVMTypeRef>(temporary_allocator(), 0, param_count);
if (type->Proc.return_by_pointer) {
array_add(&param_types, LLVMPointerType(lb_type(m, type->Proc.abi_compat_result_type), 0));
}
for_array(i, type->Proc.abi_compat_params) {
Type *param = type->Proc.abi_compat_params[i];
if (param == nullptr) {
continue;
}
Type *e_type = reduce_tuple_to_single_type(e->type);
LLVMTypeRef param_type = nullptr;
if (is_calling_convention_none(type->Proc.calling_convention) &&
is_type_boolean(e_type) &&
type_size_of(e_type) <= 1) {
param_type = LLVMInt1TypeInContext(m->ctx);
if (type->Proc.params->Tuple.variables[i]->flags & EntityFlag_CVarArg) {
GB_ASSERT(i+1 == type->Proc.abi_compat_params.count);
break;
}
if (is_type_tuple(param)) {
param = base_type(param);
for_array(j, param->Tuple.variables) {
Entity *v = param->Tuple.variables[j];
if (v->kind != Entity_Variable) {
// Sanity check
continue;
}
LLVMTypeRef t = lb_type(m, v->type);
array_add(&param_types, t);
}
} else {
param_type = lb_type(m, e_type);
array_add(&param_types, lb_type(m, param));
}
params[param_index++] = param_type;
}
}
if (param_index < param_count) {
params[param_index++] = lb_type(m, t_context_ptr);
}
GB_ASSERT(param_index == param_count);
lbFunctionType *ft = lb_get_abi_info(m->ctx, params, param_count, ret, ret != nullptr, type->Proc.calling_convention);
map_set(&m->function_type_map, hash_type(type), ft);
return lb_function_type_to_llvm_ptr(ft, type->Proc.c_vararg);
}
} else {
set_procedure_abi_types(type);
LLVMTypeRef return_type = LLVMVoidTypeInContext(ctx);
if (type->Proc.return_by_pointer) {
// Void
} else if (type->Proc.abi_compat_result_type != nullptr) {
return_type = lb_type(m, type->Proc.abi_compat_result_type);
}
isize extra_param_count = 0;
if (type->Proc.return_by_pointer) {
extra_param_count += 1;
}
if (type->Proc.calling_convention == ProcCC_Odin) {
extra_param_count += 1;
}
isize param_count = type->Proc.abi_compat_params.count + extra_param_count;
auto param_types = array_make<LLVMTypeRef>(temporary_allocator(), 0, param_count);
if (type->Proc.return_by_pointer) {
array_add(&param_types, LLVMPointerType(lb_type(m, type->Proc.abi_compat_result_type), 0));
}
for_array(i, type->Proc.abi_compat_params) {
Type *param = type->Proc.abi_compat_params[i];
if (param == nullptr) {
continue;
}
if (type->Proc.params->Tuple.variables[i]->flags & EntityFlag_CVarArg) {
GB_ASSERT(i+1 == type->Proc.abi_compat_params.count);
break;
}
if (is_type_tuple(param)) {
param = base_type(param);
for_array(j, param->Tuple.variables) {
Entity *v = param->Tuple.variables[j];
if (v->kind != Entity_Variable) {
// Sanity check
continue;
}
LLVMTypeRef t = lb_type(m, v->type);
array_add(&param_types, t);
if (type->Proc.calling_convention == ProcCC_Odin) {
array_add(&param_types, lb_type(m, t_context_ptr));
}
} else {
array_add(&param_types, lb_type(m, param));
}
}
if (type->Proc.calling_convention == ProcCC_Odin) {
array_add(&param_types, lb_type(m, t_context_ptr));
}
LLVMTypeRef t = LLVMFunctionType(return_type, param_types.data, cast(unsigned)param_types.count, type->Proc.c_vararg);
return LLVMPointerType(t, 0);
old_abi_fn_type = LLVMFunctionType(return_type, param_types.data, cast(unsigned)param_types.count, type->Proc.c_vararg);
return LLVMPointerType(old_abi_fn_type, 0);
}
}
break;
case Type_BitFieldValue:
return LLVMIntType(type->BitFieldValue.bits);
return LLVMIntTypeInContext(m->ctx, type->BitFieldValue.bits);
case Type_BitField:
{
@@ -1488,7 +1502,7 @@ LLVMTypeRef lb_type_internal(lbModule *m, Type *type) {
for_array(i, type->BitField.sizes) {
u32 size = type->BitField.sizes[i];
fields[i] = LLVMIntType(size);
fields[i] = LLVMIntTypeInContext(m->ctx, size);
}
internal_type = LLVMStructTypeInContext(ctx, fields, field_count, true);
@@ -1507,7 +1521,11 @@ LLVMTypeRef lb_type_internal(lbModule *m, Type *type) {
}
break;
case Type_BitSet:
return LLVMIntType(8*cast(unsigned)type_size_of(type));
{
Type *ut = bit_set_to_int(type);
return lb_type(m, ut);
}
case Type_SimdVector:
if (type->SimdVector.is_x86_mmx) {
return LLVMX86MMXTypeInContext(ctx);
@@ -1548,6 +1566,9 @@ LLVMTypeRef lb_type(lbModule *m, Type *type) {
m->internal_type_level -= 1;
if (USE_LLVM_ABI && m->internal_type_level == 0) {
map_set(&m->types, hash_type(type), llvm_type);
if (is_type_named(type)) {
map_set(&m->llvm_types, hash_pointer(llvm_type), type);
}
}
return llvm_type;
}
@@ -1989,7 +2010,7 @@ LLVMMetadataRef lb_debug_type_internal(lbModule *m, Type *type) {
break;
case Type_BitFieldValue:
return nullptr;
// return LLVMIntType(type->BitFieldValue.bits);
// return LLVMIntTypeInContext(m->ctx, type->BitFieldValue.bits);
case Type_BitField:
{
@@ -2003,7 +2024,7 @@ LLVMMetadataRef lb_debug_type_internal(lbModule *m, Type *type) {
// for_array(i, type->BitField.sizes) {
// u32 size = type->BitField.sizes[i];
// fields[i] = LLVMIntType(size);
// fields[i] = LLVMIntTypeInContext(m->ctx, size);
// }
// internal_type = LLVMStructTypeInContext(ctx, fields, field_count, true);
@@ -2023,7 +2044,7 @@ LLVMMetadataRef lb_debug_type_internal(lbModule *m, Type *type) {
break;
case Type_BitSet:
return nullptr;
// return LLVMIntType(8*cast(unsigned)type_size_of(type));
// return LLVMIntTypeInContext(m->ctx, 8*cast(unsigned)type_size_of(type));
case Type_SimdVector:
return nullptr;
// if (type->SimdVector.is_x86_mmx) {
@@ -2507,9 +2528,25 @@ void lb_start_block(lbProcedure *p, lbBlock *b) {
}
LLVMValueRef OdinLLVMBuildTransmute(lbProcedure *p, LLVMValueRef val, LLVMTypeRef dst_type) {
LLVMContextRef ctx = p->module->ctx;
LLVMTypeRef src_type = LLVMTypeOf(val);
if (src_type == dst_type) {
return val;
}
i64 src_size = lb_sizeof(src_type);
i64 dst_size = lb_sizeof(dst_type);
if (dst_type == LLVMInt1TypeInContext(ctx)) {
GB_ASSERT(lb_is_type_kind(src_type, LLVMIntegerTypeKind));
return LLVMBuildICmp(p->builder, LLVMIntNE, val, LLVMConstNull(src_type), "");
} else if (src_type == LLVMInt1TypeInContext(ctx)) {
GB_ASSERT(lb_is_type_kind(src_type, LLVMIntegerTypeKind));
return LLVMBuildZExtOrBitCast(p->builder, val, dst_type, "");
}
if (src_size != dst_size && (lb_is_type_kind(src_type, LLVMVectorTypeKind) ^ lb_is_type_kind(dst_type, LLVMVectorTypeKind))) {
// Okay
} else {
@@ -2627,11 +2664,7 @@ void lb_begin_procedure_body(lbProcedure *p) {
}
LLVMValueRef value = LLVMGetParam(p->value, param_offset+param_index);
if (USE_LLVM_ABI && LLVMTypeOf(value) == LLVMInt1TypeInContext(p->module->ctx)) {
value = LLVMBuildZExtOrBitCast(p->builder, value, param_type, "");
} else {
value = OdinLLVMBuildTransmute(p, value, param_type);
}
value = OdinLLVMBuildTransmute(p, value, param_type);
lbValue param = {};
param.value = value;
@@ -4554,9 +4587,11 @@ void lb_build_stmt(lbProcedure *p, Ast *node) {
LLVMBuildRetVoid(p->builder);
} else {
LLVMValueRef ret_val = res.value;
ret_val = OdinLLVMBuildTransmute(p, ret_val, p->abi_function_type->ret.type);
if (p->abi_function_type->ret.cast_type != nullptr) {
ret_val = OdinLLVMBuildTransmute(p, ret_val, p->abi_function_type->ret.cast_type);
}
lb_emit_defer_stmts(p, lbDeferExit_Return, nullptr);
LLVMBuildRet(p->builder, ret_val);
}
@@ -7458,18 +7493,7 @@ lbValue lb_emit_call(lbProcedure *p, lbValue value, Array<lbValue> const &args,
if (xt == abi_type) {
array_add(&processed_args, x);
} else {
Type *at = lb_abi_to_odin_type(abi_type, false);
if (at == t_llvm_bool) {
x = lb_emit_conv(p, x, at);
} else if (is_type_simd_vector(at) && lb_sizeof(abi_type) > lb_sizeof(xt)) {
lbAddr v = lb_add_local_generated(p, at, false);
lbValue ptr = lb_addr_get_ptr(p, v);
ptr = lb_emit_conv(p, ptr, alloc_type_pointer(x.type));
lb_emit_store(p, ptr, x);
x = lb_addr_load(p, v);
} else {
x = lb_emit_transmute(p, x, at);
}
x.value = OdinLLVMBuildTransmute(p, x.value, abi_type);
array_add(&processed_args, x);
}
@@ -7509,20 +7533,14 @@ lbValue lb_emit_call(lbProcedure *p, lbValue value, Array<lbValue> const &args,
lb_emit_call_internal(p, value, return_ptr, processed_args, nullptr, context_ptr, inlining);
result = lb_emit_load(p, return_ptr);
} else if (rt != nullptr) {
LLVMTypeRef ret_type = ft->ret.cast_type;
if (!ret_type) {
ret_type = ft->ret.type;
result = lb_emit_call_internal(p, value, {}, processed_args, rt, context_ptr, inlining);
if (ft->ret.cast_type) {
result.value = OdinLLVMBuildTransmute(p, result.value, ft->ret.cast_type);
}
Type *abi_rt = lb_abi_to_odin_type(ret_type, true);
result = lb_emit_call_internal(p, value, {}, processed_args, abi_rt, context_ptr, inlining);
if (ret_type != lb_type(m, rt)) {
if (is_type_simd_vector(abi_rt) && lb_sizeof(ret_type) > type_size_of(rt)) {
lbValue ptr = lb_address_from_load_or_generate_local(p, result);
ptr = lb_emit_conv(p, ptr, alloc_type_pointer(rt));
result = lb_emit_load(p, ptr);
} else {
result = lb_emit_transmute(p, result, rt);
}
result.value = OdinLLVMBuildTransmute(p, result.value, ft->ret.type);
result.type = rt;
if (LLVMTypeOf(result.value) == LLVMInt1TypeInContext(p->module->ctx)) {
result.type = t_llvm_bool;
}
if (!is_type_tuple(rt)) {
result = lb_emit_conv(p, result, rt);
@@ -11416,6 +11434,7 @@ void lb_init_module(lbModule *m, Checker *c) {
gb_mutex_init(&m->mutex);
gbAllocator a = heap_allocator();
map_init(&m->types, a);
map_init(&m->llvm_types, a);
map_init(&m->values, a);
string_map_init(&m->members, a);
map_init(&m->procedure_values, a);

1
src/llvm_backend.hpp
View File

@@ -74,6 +74,7 @@ struct lbModule {
gbMutex mutex;
Map<LLVMTypeRef> types; // Key: Type *
Map<Type *> llvm_types; // Key: LLVMTypeRef
i32 internal_type_level;
Map<lbValue> values; // Key: Entity *