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Implemented delayed import assembler thunks for PPC.

This commit is contained in:
Marcus Meissner 2002-08-20 00:00:49 +00:00 committed by Alexandre Julliard
parent 2456149860
commit 7678791d92
1 changed files with 78 additions and 10 deletions
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88
tools/winebuild/import.c
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@ -757,7 +757,50 @@ static int output_delayed_imports( FILE *outfile )
fprintf( outfile, " \"\\tmov %%g1, %%o0\\n\"\n" );
fprintf( outfile, " \"\\tjmp %%o0\\n\\trestore\\n\"\n" );
#elif defined(__PPC__)
fprintf(outfile, "#error: DELAYED IMPORTS NOT SUPPORTED ON PPC!!!\n");
/* Save all callee saved registers into a stackframe. */
fprintf( outfile, " \"\\tstwu %%r1, -48(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tstw %%r3, 4(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tstw %%r4, 8(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tstw %%r5, 12(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tstw %%r6, 16(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tstw %%r7, 20(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tstw %%r8, 24(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tstw %%r9, 28(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tstw %%r10, 32(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tstw %%r11, 36(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tstw %%r12, 40(%%r1)\\n\"\n" );
/* r0 -> r3 (arg1) */
fprintf( outfile, " \"\\tmr %%r3, %%r0\\n\"\n" );
/* save return address */
fprintf( outfile, " \"\\tmflr %%r0\\n\"\n" );
fprintf( outfile, " \"\\tstw %%r0, 44(%%r1)\\n\"\n" );
/* Call the __wine_delay_load function, arg1 is arg1. */
fprintf( outfile, " \"\\tbl __wine_delay_load\\n\"\n" );
/* Load return value from call into ctr register */
fprintf( outfile, " \"\\tmtctr %%r3\\n\"\n" );
/* restore all saved registers and drop stackframe. */
fprintf( outfile, " \"\\tlwz %%r3, 4(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tlwz %%r4, 8(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tlwz %%r5, 12(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tlwz %%r6, 16(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tlwz %%r7, 20(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tlwz %%r8, 24(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tlwz %%r9, 28(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tlwz %%r10, 32(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tlwz %%r11, 36(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tlwz %%r12, 40(%%r1)\\n\"\n" );
/* Load return value from call into return register */
fprintf( outfile, " \"\\tlwz %%r0, 44(%%r1)\\n\"\n" );
fprintf( outfile, " \"\\tmtlr %%r0\\n\"\n" );
fprintf( outfile, " \"\\taddi %%r1, %%r1, 48\\n\"\n" );
/* branch to ctr register. */
fprintf( outfile, " \"\\tbctr\\n\"\n" );
#else
#error You need to defined delayed import thunks for your architecture!
#endif
@ -778,7 +821,9 @@ static int output_delayed_imports( FILE *outfile )
fprintf( outfile, " \"\\tset %d, %%g1\\n\"\n", (idx << 16) | j );
fprintf( outfile, " \"\\tb,a __wine_delay_load_asm\\n\"\n" );
#elif defined(__PPC__)
fprintf(outfile, "#error: DELAYED IMPORTS NOT SUPPORTED ON PPC!!!\n");
/* g0 is a function scratch register or so I understand. */
fprintf( outfile, " \"\\tli %%r0, %d\\n\"\n", (idx << 16) | j );
fprintf( outfile, " \"\\tb __wine_delay_load_asm\\n\"\n" );
#else
#error You need to defined delayed import thunks for your architecture!
#endif
@ -796,18 +841,18 @@ static int output_delayed_imports( FILE *outfile )
struct func *import = &dll_imports[i]->imports[j];
fprintf( outfile, " \"\\t" __ASM_FUNC("%s") "\\n\"\n", import->name );
fprintf( outfile, " \"\\t.globl " __ASM_NAME("%s") "\\n\"\n", import->name );
fprintf( outfile, " \"" __ASM_NAME("%s") ":\\n\\t", import->name);
fprintf( outfile, " \"" __ASM_NAME("%s") ":\\n\\t\"", import->name);
#if defined(__i386__)
if (strstr( import->name, "__wine_call_from_16" ))
fprintf( outfile, ".byte 0x2e\\n\\tjmp *(delay_imports+%d)\\n\\tnop\\n", pos );
fprintf( outfile, "\".byte 0x2e\\n\\tjmp *(delay_imports+%d)\\n\\tnop\\n\"", pos );
else
fprintf( outfile, "jmp *(delay_imports+%d)\\n\\tmovl %%esi,%%esi\\n", pos );
fprintf( outfile, "\"jmp *(delay_imports+%d)\\n\\tmovl %%esi,%%esi\\n\"", pos );
#elif defined(__sparc__)
if ( !UsePIC )
{
fprintf( outfile, "sethi %%hi(delay_imports+%d), %%g1\\n\\t", pos );
fprintf( outfile, "ld [%%g1+%%lo(delay_imports+%d)], %%g1\\n\\t", pos );
fprintf( outfile, "jmp %%g1\\n\\tnop\\n" );
fprintf( outfile, "\"sethi %%hi(delay_imports+%d), %%g1\\n\\t\"", pos );
fprintf( outfile, "\"ld [%%g1+%%lo(delay_imports+%d)], %%g1\\n\\t\"", pos );
fprintf( outfile, "\"jmp %%g1\\n\\tnop\\n\"" );
}
else
{
@ -822,11 +867,34 @@ static int output_delayed_imports( FILE *outfile )
}
#elif defined(__PPC__)
fprintf(outfile, "#error: DELAYED IMPORTS NOT SUPPORTED ON PPC!!!\n");
fprintf(outfile, "\t\"addi 1, 1, -0x4\\n\"\n");
fprintf(outfile, "\t\"\\tstw 9, 0(1)\\n\"\n");
fprintf(outfile, "\t\"\\taddi 1, 1, -0x4\\n\"\n");
fprintf(outfile, "\t\"\\tstw 8, 0(1)\\n\"\n");
fprintf(outfile, "\t\"\\taddi 1, 1, -0x4\\n\"\n");
fprintf(outfile, "\t\"\\tstw 7, 0(1)\\n\"\n");
fprintf(outfile, "\t\"\\tlis 9,delay_imports+%d@ha\\n\"\n", pos);
fprintf(outfile, "\t\"\\tla 8,delay_imports+%d@l(9)\\n\"\n", pos);
fprintf(outfile, "\t\"\\tlwz 7, 0(8)\\n\"\n");
fprintf(outfile, "\t\"\\tmtctr 7\\n\"\n");
fprintf(outfile, "\t\"\\tlwz 7, 0(1)\\n\"\n");
fprintf(outfile, "\t\"\\taddi 1, 1, 0x4\\n\"\n");
fprintf(outfile, "\t\"\\tlwz 8, 0(1)\\n\"\n");
fprintf(outfile, "\t\"\\taddi 1, 1, 0x4\\n\"\n");
fprintf(outfile, "\t\"\\tlwz 9, 0(1)\\n\"\n");
fprintf(outfile, "\t\"\\taddi 1, 1, 0x4\\n\"\n");
fprintf(outfile, "\t\"\\tbctr\\n\"");
/*fprintf(outfile, "\t\"li r0,delay_imports\\n\\t\"\n" );
fprintf(outfile, "\t\"lwz r0, %d(r0)\\n\\t\"\n", pos);
fprintf(outfile, "\t\"mtctr r0\\n\\t\"\n");
fprintf(outfile, "\t\"bctr\\n\"");*/
#else
#error You need to define delayed import thunks for your architecture!
#endif
fprintf( outfile, "\"\n" );
fprintf( outfile, "\n" );
}
}
fprintf( outfile, "\".section \\\".text\\\"\");\n" );