Module: wine Branch: master Commit: 103eb831564decc9812239f454ed1cc40714c0a1 URL: https://gitlab.winehq.org/wine/wine/-/commit/103eb831564decc9812239f454ed1cc...
Author: Rémi Bernon rbernon@codeweavers.com Date: Wed Oct 12 11:57:26 2022 +0200
winebuild: Implement import lib generation without dlltool.
---
tools/winebuild/build.h | 1 + tools/winebuild/import.c | 165 ++++++++++++++++++++++++++++++++++++++++++++++- tools/winebuild/utils.c | 2 +- 3 files changed, 165 insertions(+), 3 deletions(-)
diff --git a/tools/winebuild/build.h b/tools/winebuild/build.h index accfa9a47dd..a7ef23b199e 100644 --- a/tools/winebuild/build.h +++ b/tools/winebuild/build.h @@ -273,6 +273,7 @@ extern DLLSPEC *alloc_dll_spec(void); extern void free_dll_spec( DLLSPEC *spec ); extern char *make_c_identifier( const char *str ); extern const char *get_stub_name( const ORDDEF *odp, const DLLSPEC *spec ); +extern const char *get_abi_name( const ORDDEF *odp, const char *name ); extern const char *get_link_name( const ORDDEF *odp ); extern int sort_func_list( ORDDEF **list, int count, int (*compare)(const void *, const void *) ); extern unsigned int get_alignment(unsigned int align); diff --git a/tools/winebuild/import.c b/tools/winebuild/import.c index 8d05b91ec9b..35165f2b51e 100644 --- a/tools/winebuild/import.c +++ b/tools/winebuild/import.c @@ -1630,8 +1630,169 @@ static void build_dlltool_import_lib( const char *lib_name, DLLSPEC *spec, struc /* create a Windows-style import library */ static void build_windows_import_lib( const char *lib_name, DLLSPEC *spec, struct strarray files ) { - if (verbose) fprintf( stderr, "Not implemented, falling back to dlltool.\n" ); - build_dlltool_import_lib( output_file_name, spec, files ); + char *dll_name, *import_desc, *import_name; + struct strarray objs = empty_strarray; + int i, total, by_name; + const char *name; + + if (strendswith( lib_name, ".delay.a" )) + { + if (verbose) fprintf( stderr, "Not implemented, falling back to dlltool.\n" ); + build_dlltool_import_lib( output_file_name, spec, files ); + return; + } + + /* make sure assemble_files doesn't strip suffixes */ + dll_name = encode_dll_name( spec->file_name ); + for (i = 0; i < strlen( dll_name ); ++i) if (dll_name[i] == '.') dll_name[i] = '_'; + + import_desc = strmake( "__wine_import_%s_desc", dll_name ); + import_name = strmake( "__wine_import_%s_name", dll_name ); + + new_output_as_file(); + + output( "\n\t.section ".idata$2"\n" ); + output( "%s\n", asm_globl( import_desc ) ); + output_rva( ".L__wine_import_names" ); /* OriginalFirstThunk */ + output( "\t.long 0\n" ); /* TimeDateStamp */ + output( "\t.long 0\n" ); /* ForwarderChain */ + output_rva( "%s", asm_name( import_name ) ); /* Name */ + output_rva( ".L__wine_import_addrs" ); /* FirstThunk */ + + output( "\n\t.section ".idata$4"\n" ); + output( ".L__wine_import_names:\n" ); /* OriginalFirstThunk head */ + + output( "\n\t.section ".idata$5"\n" ); + output( ".L__wine_import_addrs:\n" ); /* FirstThunk head */ + + /* _head suffix to keep this object sections first */ + assemble_files( strmake( "%s_head", dll_name ) ); + strarray_addall( &objs, as_files ); + as_files = empty_strarray; + + new_output_as_file(); + + output( "\n\t.section ".idata$4"\n" ); + output( "\t%s 0\n", get_asm_ptr_keyword() ); /* OriginalFirstThunk tail */ + output( "\n\t.section ".idata$5"\n" ); + output( "\t%s 0\n", get_asm_ptr_keyword() ); /* FirstThunk tail */ + output( "\n\t.section ".idata$7"\n" ); + output( "%s\n", asm_globl( import_name ) ); + output( "\t%s "%s"\n", get_asm_string_keyword(), spec->file_name ); + + /* _tail suffix to keep this object sections last */ + assemble_files( strmake( "%s_tail", dll_name ) ); + strarray_addall( &objs, as_files ); + as_files = empty_strarray; + + for (i = total = 0; i < spec->nb_entry_points; i++) + { + const ORDDEF *odp = &spec->entry_points[i]; + const char *abi_name; + char *imp_name; + + if (odp->name) name = odp->name; + else if (odp->export_name) name = odp->export_name; + else continue; + + if (odp->flags & FLAG_PRIVATE) continue; + total++; + + /* C++ mangled names cannot be imported */ + if (strpbrk( name, "?@" )) continue; + + switch (odp->type) + { + case TYPE_VARARGS: + case TYPE_CDECL: + case TYPE_STDCALL: + by_name = odp->name && !(odp->flags & FLAG_ORDINAL); + abi_name = get_abi_name( odp, name ); + imp_name = strmake( "%s_imp_%s", target.cpu != CPU_i386 ? "_" : "", + asm_name( abi_name ) ); + + new_output_as_file(); + + output( "\n\t.text\n" ); + output( "\t.align %d\n", get_alignment( get_ptr_size() ) ); + output( "%s\n", asm_globl( abi_name ) ); + output( "\t%s\n", func_declaration( abi_name ) ); + + switch (target.cpu) + { + case CPU_i386: + output( "\tjmp *%s\n", asm_name( imp_name ) ); + break; + case CPU_x86_64: + output( "\tjmp *%s(%%rip)\n", asm_name( imp_name ) ); + break; + case CPU_ARM: + output( "\tldr IP, 1f\n" ); + output( "\tldr PC, [IP]\n" ); + output( "1:\t.long %s\n", asm_name( imp_name ) ); + break; + case CPU_ARM64: + output( "\tadrp x16, %s\n", arm64_page( asm_name( imp_name ) ) ); + output( "\tadd x16, x16, #%s\n", arm64_pageoff( asm_name( imp_name ) ) ); + output( "\tbr x16\n" ); + break; + } + + output( "\n\t.section ".idata$4"\n" ); + if (by_name) + { + output_rva( ".L__wine_import_name" ); + if (get_ptr_size() == 8) output( "\t.long 0\n" ); + } + else + { + if (get_ptr_size() == 4) output( "\t.long 0x8000%04x\n", odp->ordinal ); + else output( "\t.quad 0x800000000000%04x\n", odp->ordinal ); + } + + output( "\n\t.section ".idata$5"\n" ); + output( "%s\n", asm_globl( imp_name ) ); + if (by_name) + { + output_rva( ".L__wine_import_name" ); + if (get_ptr_size() == 8) output( "\t.long 0\n" ); + } + else + { + if (get_ptr_size() == 4) output( "\t.long 0x8000%04x\n", odp->ordinal ); + else output( "\t.quad 0x800000000000%04x\n", odp->ordinal ); + } + + if (by_name) + { + output( "\n\t.section ".idata$6"\n" ); + output( ".L__wine_import_name:\n" ); + output( "\t.short %d\n", odp->ordinal ); + output( "\t%s "%s"\n", get_asm_string_keyword(), name ); + } + + /* reference head object to always pull its sections */ + output( "\n\t.section ".idata$7"\n" ); + output_rva( "%s", asm_name( import_desc ) ); + + free( imp_name ); + break; + + default: + break; + } + } + + /* _syms suffix to keep these objects sections in between _head and _tail */ + assemble_files( strmake( "%s_syms", dll_name ) ); + strarray_addall( &objs, as_files ); + as_files = objs; + + free( import_desc ); + free( import_name ); + free( dll_name ); + + output_static_lib( output_file_name, files, 1 ); }
/* create a Unix-style import library */ diff --git a/tools/winebuild/utils.c b/tools/winebuild/utils.c index 2148dc58a95..7f10939da36 100644 --- a/tools/winebuild/utils.c +++ b/tools/winebuild/utils.c @@ -728,7 +728,7 @@ const char *get_stub_name( const ORDDEF *odp, const DLLSPEC *spec ) }
/* return the stdcall-decorated name for an entry point */ -static const char *get_abi_name( const ORDDEF *odp, const char *name ) +const char *get_abi_name( const ORDDEF *odp, const char *name ) { static char *buffer; char *ret;