From faa9222fefc831963dd258e3c040333e6d580bb0 Mon Sep 17 00:00:00 2001 From: Jeroen van Rijn Date: Wed, 15 Oct 2025 18:04:24 +0200 Subject: Set minimum #load(file, type) alignment to 16 bytes --- src/llvm_backend_general.cpp | 6 ++++-- src/types.cpp | 3 +++ 2 files changed, 7 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/llvm_backend_general.cpp b/src/llvm_backend_general.cpp index aa6f7e014..4ebb40d96 100644 --- a/src/llvm_backend_general.cpp +++ b/src/llvm_backend_general.cpp @@ -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); diff --git a/src/types.cpp b/src/types.cpp index cb830d08d..bf668e5f6 100644 --- a/src/types.cpp +++ b/src/types.cpp @@ -2,6 +2,9 @@ struct Ast; struct Scope; struct Entity; +// NOTE(Jeroen): Minimum alignment for #load(file, ) slices +#define MINIMUM_SLICE_ALIGNMENT 16 + enum BasicKind { Basic_Invalid, -- cgit v1.2.3