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winebuild: Add 16-bit support for PE builds. 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2019-05-18 09:21:49 +02:00
parent 1f6681f474
commit d58953b300
2 changed files with 39 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
tools/winebuild/spec16.c
View File

@ -55,6 +55,8 @@ static const char * const nop_sequence[4] =
".byte 0x8d,0x74,0x26,0x00,0x8d,0x74,0x26,0x00" /* lea 0x00(%esi),%esi; lea 0x00(%esi),%esi */
};
static const char fakedll_signature[] = "Wine placeholder DLL";
static inline int is_function( const ORDDEF *odp )
{
if (odp->flags & FLAG_EXPORT32) return 0;
@ -565,7 +567,7 @@ static void output_module16( DLLSPEC *spec )
output( "\n/* module data */\n\n" );
output( "\t.data\n" );
output( "\t.align %d\n", get_alignment(4) );
output( "\t.align %d\n", get_alignment(16) );
output( ".L__wine_spec_dos_header:\n" );
output( "\t.short 0x5a4d\n" ); /* e_magic */
output( "\t.short 0\n" ); /* e_cblp */
@ -584,9 +586,12 @@ static void output_module16( DLLSPEC *spec )
output( "\t.short 0,0,0,0\n" ); /* e_res */
output( "\t.short 0\n" ); /* e_oemid */
output( "\t.short 0\n" ); /* e_oeminfo */
output( ".Lwine_ldt_copy_ptr:\t.long 0,0,0,0,0\n" ); /* e_res2, used for ldt_copy */
output( ".Lwine_ldt_copy_ptr:\n" ); /* e_res2, used for private data */
output( "\t.long .L__wine_spec_ne_header_end-.L__wine_spec_dos_header,0,0,0,0\n" );
output( "\t.long .L__wine_spec_ne_header-.L__wine_spec_dos_header\n" );/* e_lfanew */
output( "\t%s \"%s\"\n", get_asm_string_keyword(), fakedll_signature );
output( "\t.align %d\n", get_alignment(16) );
output( ".L__wine_spec_ne_header:\n" );
output( "\t.short 0x454e\n" ); /* ne_magic */
output( "\t.byte 0\n" ); /* ne_ver */
@ -755,7 +760,7 @@ static void output_module16( DLLSPEC *spec )
output( ".L__wine_%s_%u:\n", spec->c_name, i );
output( "\tpushw %%bp\n" );
output( "\tpushl $%s\n",
asm_name( odp->type == TYPE_STUB ? get_stub_name( odp, spec ) : odp->link_name ));
asm_name( odp->type == TYPE_STUB ? get_stub_name( odp, spec ) : get_link_name( odp )));
output( "\tcallw .L__wine_spec_callfrom16_%s\n", get_callfrom16_name( odp ) );
}
output( ".L__wine_spec_code_segment_end:\n" );
@ -784,6 +789,7 @@ static void output_module16( DLLSPEC *spec )
output_res16_data( spec );
}
output( ".L__wine_spec_ne_header_end:\n" );
output( "\t.byte 0\n" ); /* make sure the last symbol points to something */
/* relay functions */
@ -815,11 +821,11 @@ void output_spec16_file( DLLSPEC *spec16 )
needs_get_pc_thunk = 0;
open_output_file();
output_standard_file_header();
output_module( spec32 );
if (target_platform != PLATFORM_WINDOWS) output_module( spec32 );
output_module16( spec16 );
output_stubs( spec16 );
output_exports( spec32 );
output_imports( spec16 );
if (target_platform != PLATFORM_WINDOWS) output_imports( spec16 );
if (is_undefined( "__wine_call_from_16" )) output_asm_relays16();
if (needs_get_pc_thunk) output_get_pc_thunk();
if (spec16->main_module)
@ -842,7 +848,6 @@ void output_fake_module16( DLLSPEC *spec )
{
static const unsigned char code_segment[] = { 0x90, 0xc3 };
static const unsigned char data_segment[16] = { 0 };
static const char fakedll_signature[] = "Wine placeholder DLL";
const unsigned int cseg = 2;
const unsigned int lfanew = (0x40 + sizeof(fakedll_signature) + 15) & ~15;
const unsigned int segtab = lfanew + 0x40;

39
tools/winebuild/utils.c
View File

@ -900,20 +900,37 @@ const char *get_link_name( const ORDDEF *odp )
char *ret;
if (target_cpu != CPU_x86) return odp->link_name;
if (odp->type != TYPE_STDCALL) return odp->link_name;
if (target_platform == PLATFORM_WINDOWS)
switch (odp->type)
{
if (odp->flags & FLAG_THISCALL) return odp->link_name;
if (odp->flags & FLAG_FASTCALL) ret = strmake( "@%s@%u", odp->link_name, get_args_size( odp ));
else if (!kill_at) ret = strmake( "%s@%u", odp->link_name, get_args_size( odp ));
else return odp->link_name;
}
else
{
if (odp->flags & FLAG_THISCALL) ret = strmake( "__thiscall_%s", odp->link_name );
else if (odp->flags & FLAG_FASTCALL) ret = strmake( "__fastcall_%s", odp->link_name );
case TYPE_STDCALL:
if (target_platform == PLATFORM_WINDOWS)
{
if (odp->flags & FLAG_THISCALL) return odp->link_name;
if (odp->flags & FLAG_FASTCALL) ret = strmake( "@%s@%u", odp->link_name, get_args_size( odp ));
else if (!kill_at) ret = strmake( "%s@%u", odp->link_name, get_args_size( odp ));
else return odp->link_name;
}
else
{
if (odp->flags & FLAG_THISCALL) ret = strmake( "__thiscall_%s", odp->link_name );
else if (odp->flags & FLAG_FASTCALL) ret = strmake( "__fastcall_%s", odp->link_name );
else return odp->link_name;
}
break;
case TYPE_PASCAL:
if (target_platform == PLATFORM_WINDOWS && !kill_at)
{
int args = get_args_size( odp );
if (odp->flags & FLAG_REGISTER) args += get_ptr_size(); /* context argument */
ret = strmake( "%s@%u", odp->link_name, args );
}
else return odp->link_name;
break;
default:
return odp->link_name;
}
free( buffer );