mirrors/Odin
1
0
Fork 0
mirror of https://github.com/odin-lang/Odin.git synced 2026-01-06 04:57:55 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix #599 - llvm-api GEP for structs with custom alignment

Browse Source
This commit is contained in:
gingerBill
2020-03-28 16:08:14 +00:00
parent bda5e8cc66
commit 1b3ee7153c
2 changed files with 29 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

34
src/llvm_backend.cpp
View File

@@ -138,6 +138,11 @@ lbValue lb_build_addr_ptr(lbProcedure *p, Ast *expr) {
return lb_addr_get_ptr(p, addr);
}
void lb_emit_bounds_check(lbProcedure *p, Token token, lbValue index, lbValue len) {
}
void lb_emit_slice_bounds_check(lbProcedure *p, Token token, lbValue low, lbValue high, lbValue len, bool lower_value_used) {
}
void lb_addr_store(lbProcedure *p, lbAddr const &addr, lbValue value) {
@@ -207,7 +212,7 @@ void lb_addr_store(lbProcedure *p, lbAddr const &addr, lbValue value) {
GB_ASSERT(t->kind == Type_Struct && t->Struct.soa_kind != StructSoa_None);
i64 count = t->Struct.soa_count;
lbValue len = lb_const_int(p->module, t_int, count);
// lb_emit_bounds_check(p, ast_token(addr.soa.index_expr), index, len);
lb_emit_bounds_check(p, ast_token(addr.soa.index_expr), index, len);
}
for_array(i, t->Struct.fields) {
@@ -355,7 +360,7 @@ lbValue lb_addr_load(lbProcedure *p, lbAddr const &addr) {
lbAddr res = lb_add_local_generated(p, elem, true);
if (!lb_is_const(addr.soa.index) || t->Struct.soa_kind != StructSoa_Fixed) {
// lb_emit_bounds_check(p, ast_token(addr.soa.index_expr), addr.soa.index, len);
lb_emit_bounds_check(p, ast_token(addr.soa.index_expr), addr.soa.index, len);
}
if (t->Struct.soa_kind == StructSoa_Fixed) {
@@ -5544,6 +5549,9 @@ lbValue lb_emit_struct_ep(lbProcedure *p, lbValue s, i32 index) {
GB_ASSERT_MSG(result_type != nullptr, "%s %d", type_to_string(t), index);
if (t->kind == Type_Struct && t->Struct.custom_align != 0) {
index += 1;
}
if (lb_is_const(s)) {
lbModule *m = p->module;
lbValue res = {};
@@ -5661,6 +5669,9 @@ lbValue lb_emit_struct_ev(lbProcedure *p, lbValue s, i32 index) {
GB_ASSERT_MSG(result_type != nullptr, "%s, %d", type_to_string(s.type), index);
if (t->kind == Type_Struct && t->Struct.custom_align != 0) {
index += 1;
}
lbValue res = {};
res.value = LLVMBuildExtractValue(p->builder, s.value, cast(unsigned)index, "");
@@ -8543,7 +8554,7 @@ lbAddr lb_build_addr(lbProcedure *p, Ast *expr) {
// TODO(bill): Bounds check
if (!lb_is_const(addr.soa.index) || t->Struct.soa_kind != StructSoa_Fixed) {
lbValue len = lb_soa_struct_len(p, addr.addr);
// lb_emit_bounds_check(p, ast_token(addr.soa.index_expr), addr.soa.index, len);
lb_emit_bounds_check(p, ast_token(addr.soa.index_expr), addr.soa.index, len);
}
lbValue item = {};
@@ -8629,7 +8640,7 @@ lbAddr lb_build_addr(lbProcedure *p, Ast *expr) {
if (!build_context.no_bounds_check) {
// // TODO HACK(bill): Clean up this hack to get the length for bounds checking
// TODO HACK(bill): Clean up this hack to get the length for bounds checking
// GB_ASSERT(LLVMIsALoadInst(field.value));
// lbValue a = {};
@@ -8757,7 +8768,7 @@ lbAddr lb_build_addr(lbProcedure *p, Ast *expr) {
lbValue elem = lb_dynamic_array_elem(p, dynamic_array);
lbValue len = lb_dynamic_array_len(p, dynamic_array);
lbValue index = lb_emit_conv(p, lb_build_expr(p, ie->index), t_int);
// lb_emit_bounds_check(p, ast_token(ie->index), index, len);
lb_emit_bounds_check(p, ast_token(ie->index), index, len);
lbValue v = lb_emit_ptr_offset(p, elem, index);
return lb_addr(v);
}
@@ -8781,7 +8792,7 @@ lbAddr lb_build_addr(lbProcedure *p, Ast *expr) {
len = lb_string_len(p, str);
index = lb_emit_conv(p, lb_build_expr(p, ie->index), t_int);
// lb_emit_bounds_check(p, ast_token(ie->index), index, len);
lb_emit_bounds_check(p, ast_token(ie->index), index, len);
return lb_addr(lb_emit_ptr_offset(p, elem, index));
}
@@ -8807,7 +8818,6 @@ lbAddr lb_build_addr(lbProcedure *p, Ast *expr) {
addr = base;
base = lb_emit_load(p, base);
}
// TODO(bill): Cleanup like mad!
switch (type->kind) {
case Type_Slice: {
@@ -8816,7 +8826,7 @@ lbAddr lb_build_addr(lbProcedure *p, Ast *expr) {
if (high.value == nullptr) high = len;
if (!no_indices) {
// ir_emit_slice_bounds_check(p, se->open, low, high, len, se->low != nullptr);
lb_emit_slice_bounds_check(p, se->open, low, high, len, se->low != nullptr);
}
lbValue elem = lb_emit_ptr_offset(p, lb_slice_elem(p, base), low);
@@ -8835,7 +8845,7 @@ lbAddr lb_build_addr(lbProcedure *p, Ast *expr) {
if (high.value == nullptr) high = len;
if (!no_indices) {
// lb_emit_slice_bounds_check(p, se->open, low, high, len, se->low != nullptr);
lb_emit_slice_bounds_check(p, se->open, low, high, len, se->low != nullptr);
}
lbValue elem = lb_emit_ptr_offset(p, lb_dynamic_array_elem(p, base), low);
@@ -8858,7 +8868,7 @@ lbAddr lb_build_addr(lbProcedure *p, Ast *expr) {
if (!low_const || !high_const) {
if (!no_indices) {
// lb_emit_slice_bounds_check(p, se->open, low, high, len, se->low != nullptr);
lb_emit_slice_bounds_check(p, se->open, low, high, len, se->low != nullptr);
}
}
lbValue elem = lb_emit_ptr_offset(p, lb_array_elem(p, addr), low);
@@ -8875,7 +8885,7 @@ lbAddr lb_build_addr(lbProcedure *p, Ast *expr) {
if (high.value == nullptr) high = len;
if (!no_indices) {
// lb_emit_slice_bounds_check(p, se->open, low, high, len, se->low != nullptr);
lb_emit_slice_bounds_check(p, se->open, low, high, len, se->low != nullptr);
}
lbValue elem = lb_emit_ptr_offset(p, lb_string_elem(p, base), low);
@@ -8893,7 +8903,7 @@ lbAddr lb_build_addr(lbProcedure *p, Ast *expr) {
if (high.value == nullptr) high = len;
if (!no_indices) {
// lb_emit_slice_bounds_check(p, se->open, low, high, len, se->low != nullptr);
lb_emit_slice_bounds_check(p, se->open, low, high, len, se->low != nullptr);
}
#if 1

9
src/types.cpp
View File

@@ -3261,7 +3261,7 @@ gbString write_type_to_string(gbString str, Type *type) {
case Type_Enum:
str = gb_string_appendc(str, "enum");
if (type->Enum.base_type != nullptr) {
str = gb_string_appendc(str, " ");
str = gb_string_appendc(str, " ");
str = write_type_to_string(str, type->Enum.base_type);
}
str = gb_string_appendc(str, " {");
@@ -3278,7 +3278,11 @@ gbString write_type_to_string(gbString str, Type *type) {
break;
case Type_Union:
str = gb_string_appendc(str, "union {");
str = gb_string_appendc(str, "union");
if (type->Union.no_nil != 0) str = gb_string_appendc(str, " #no_nil");
if (type->Union.maybe != 0) str = gb_string_appendc(str, " #maybe");
if (type->Union.custom_align != 0) str = gb_string_append_fmt(str, " #align %d", cast(int)type->Union.custom_align);
str = gb_string_appendc(str, " {");
for_array(i, type->Union.variants) {
Type *t = type->Union.variants[i];
if (i > 0) str = gb_string_appendc(str, ", ");
@@ -3302,6 +3306,7 @@ gbString write_type_to_string(gbString str, Type *type) {
str = gb_string_appendc(str, "struct");
if (type->Struct.is_packed) str = gb_string_appendc(str, " #packed");
if (type->Struct.is_raw_union) str = gb_string_appendc(str, " #raw_union");
if (type->Struct.custom_align != 0) str = gb_string_append_fmt(str, " #align %d", cast(int)type->Struct.custom_align);
str = gb_string_appendc(str, " {");
for_array(i, type->Struct.fields) {
Entity *f = type->Struct.fields[i];