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Merge pull request #5812 from Kelimion/data-alignment

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Set minimum #load(file, type) alignment to 16 bytes
This commit is contained in:
gingerBill
2025-10-22 11:27:18 +01:00
committed by GitHub
parent 61424cfbf8 faa9222fef
commit 7c2101ea3d
2 changed files with 7 additions and 2 deletions
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6
src/llvm_backend_general.cpp
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@@ -2995,11 +2995,12 @@ gb_internal lbValue lb_find_or_add_entity_string_byte_slice_with_type(lbModule *
} else {
ptr = LLVMConstNull(lb_type(m, t_u8_ptr));
}
i64 align = MINIMUM_SLICE_ALIGNMENT;
if (!is_type_u8_slice(slice_type)) {
Type *bt = base_type(slice_type);
Type *elem = bt->Slice.elem;
i64 sz = type_size_of(elem);
i64 align = type_align_of(elem);
align = gb_max(type_align_of(elem), align);
GB_ASSERT(sz > 0);
GB_ASSERT(align > 0);
@@ -3054,11 +3055,12 @@ gb_internal lbValue lb_find_or_add_entity_string16_slice_with_type(lbModule *m,
} else {
ptr = LLVMConstNull(lb_type(m, t_u8_ptr));
}
i64 align = MINIMUM_SLICE_ALIGNMENT;
if (!is_type_u16_slice(slice_type)) {
Type *bt = base_type(slice_type);
Type *elem = bt->Slice.elem;
i64 sz = type_size_of(elem);
i64 align = type_align_of(elem);
align = gb_max(type_align_of(elem), align);
GB_ASSERT(sz > 0);
GB_ASSERT(align > 0);

3
src/types.cpp
View File

@@ -2,6 +2,9 @@ struct Ast;
struct Scope;
struct Entity;
// NOTE(Jeroen): Minimum alignment for #load(file, <type>) slices
#define MINIMUM_SLICE_ALIGNMENT 16
enum BasicKind {
Basic_Invalid,