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Some refactoring of the bitstruct representation. Correctly represent inner types. #1471

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This commit is contained in:
Christoffer Lerno
2024-09-21 13:43:52 +02:00
parent d727696830
commit cdae3ec936
16 changed files with 162 additions and 77 deletions
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20
src/compiler/llvm_codegen_expr.c
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@@ -1418,7 +1418,7 @@ static LLVMValueRef llvm_emit_char_array_zero(GenContext *c, BEValue *value, boo
}
static void llvm_emit_bitstruct_to_bool(GenContext *c, BEValue *value, Type *to_type, Type *from_type)
{
Type *base_type = type_flatten(from_type->decl->bitstruct.base_type->type);
Type *base_type = type_flatten(from_type->decl->strukt.container_type->type);
if (base_type->type_kind != TYPE_ARRAY)
{
llvm_emit_int_comp_zero(c, value, value, BINARYOP_NE);
@@ -1903,7 +1903,7 @@ INLINE void llvm_emit_initialize_reference_bitstruct_array(GenContext *c, BEValu
// Now walk through the elements.
FOREACH_IDX(i, Expr *, init, elements)
{
Decl *member = bitstruct->bitstruct.members[i];
Decl *member = bitstruct->strukt.members[i];
BEValue val;
llvm_emit_expr(c, &val, init);
llvm_emit_update_bitstruct_array(c, array_ptr, alignment, type, is_bitswap, member,
@@ -1926,7 +1926,7 @@ static inline void llvm_emit_initialize_reference_bitstruct(GenContext *c, BEVal
// Now walk through the elements.
FOREACH_IDX(i, Expr *, init, elements)
{
Decl *member = bitstruct->bitstruct.members[i];
Decl *member = bitstruct->strukt.members[i];
BEValue val;
llvm_emit_expr(c, &val, init);
data = llvm_emit_bitstruct_value_update(c, data, bits, type, member, llvm_load_value_store(c, &val));
@@ -2075,7 +2075,7 @@ static void llvm_emit_initialize_designated_element(GenContext *c, BEValue *ref,
if (type->type_kind == TYPE_BITSTRUCT && last == current + 1)
{
assert(llvm_value_is_addr(&value));
Decl *member = type->decl->bitstruct.members[last[0]->index];
Decl *member = type->decl->strukt.members[last[0]->index];
// Special handling of bitstructs.
Type *underlying_type = value.type;
assert(!emitted_value);
@@ -2129,7 +2129,7 @@ static inline void llvm_emit_initialize_reference_designated_bitstruct_array(Gen
assert(vec_size(designator->designator_expr.path) == 1);
DesignatorElement *element = designator->designator_expr.path[0];
assert(element->kind == DESIGNATOR_FIELD);
Decl *member = bitstruct->bitstruct.members[element->index];
Decl *member = bitstruct->strukt.members[element->index];
BEValue val;
llvm_emit_expr(c, &val, designator->designator_expr.value);
llvm_emit_update_bitstruct_array(c, array_ptr, alignment, type, is_bitswap, member, llvm_load_value_store(c, &val));
@@ -2154,7 +2154,7 @@ static inline void llvm_emit_initialize_reference_designated_bitstruct(GenContex
assert(vec_size(designator->designator_expr.path) == 1);
DesignatorElement *element = designator->designator_expr.path[0];
assert(element->kind == DESIGNATOR_FIELD);
Decl *member = bitstruct->bitstruct.members[element->index];
Decl *member = bitstruct->strukt.members[element->index];
BEValue val;
llvm_emit_expr(c, &val, designator->designator_expr.value);
data = llvm_emit_bitstruct_value_update(c, data, bits, type, member, llvm_load_value_store(c, &val));
@@ -2198,15 +2198,15 @@ static bool bitstruct_requires_bitswap(Decl *decl)
{
assert(decl->decl_kind == DECL_BITSTRUCT);
bool big_endian = compiler.platform.big_endian;
if (decl->bitstruct.big_endian) return !big_endian;
if (decl->bitstruct.little_endian) return big_endian;
if (decl->strukt.big_endian) return !big_endian;
if (decl->strukt.little_endian) return big_endian;
return false;
}
LLVMValueRef llvm_emit_const_bitstruct_array(GenContext *c, ConstInitializer *initializer)
{
Decl *decl = initializer->type->decl;
Type *base_type = decl->bitstruct.base_type->type;
Type *base_type = decl->strukt.container_type->type;
unsigned elements = base_type->array.len;
LLVMValueRef stack_data[MAX_AGG];
LLVMValueRef* slots = elements > MAX_AGG ? MALLOC(elements * sizeof(LLVMValueRef)) : stack_data;
@@ -2283,7 +2283,7 @@ LLVMValueRef llvm_emit_const_bitstruct_array(GenContext *c, ConstInitializer *in
LLVMValueRef llvm_emit_const_bitstruct(GenContext *c, ConstInitializer *initializer)
{
Decl *decl = initializer->type->decl;
Type *base_type = decl->bitstruct.base_type->type;
Type *base_type = decl->strukt.container_type->type;
if (initializer->kind == CONST_INIT_ZERO) return llvm_get_zero(c, base_type);
bool char_array = base_type->type_kind == TYPE_ARRAY;
if (char_array)