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wine-winehq
Commit d349241f authored by Bob Goodwin's avatar Bob Goodwin Committed by Alexandre Julliard
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Mask out garbage in the upper half of stack pointer.

parent 4fb9c091
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Showing with 6 additions and 6 deletions
tools/winebuild/relay.c
View file @ d349241f
......@@ -200,8 +200,8 @@ static void BuildCallFrom16Core( FILE *outfile, int reg_func, int thunk, int sho
fprintf( outfile, "\tcall *%d(%%edx)\n", STACK16OFFSET(entry_point) );
/* Switch stack back */
/* fprintf( outfile, "\t.byte 0x64\n\tlssw (%d), %%sp\n", STACKOFFSET ); */
fprintf( outfile, "\t.byte 0x64,0x66,0x0f,0xb2,0x25\n\t.long %d\n", STACKOFFSET );
fprintf( outfile, "\t.byte 0x64\n\tmovw (%d), %%ss\n", STACKOFFSET+2 );
fprintf( outfile, "\t.byte 0x64\n\tmovzwl (%d), %%esp\n", STACKOFFSET );
fprintf( outfile, "\t.byte 0x64\n\tpopl (%d)\n", STACKOFFSET );
/* Restore registers and return directly to caller */
......@@ -350,8 +350,8 @@ static void BuildCallFrom16Core( FILE *outfile, int reg_func, int thunk, int sho
fprintf( outfile, "\tmovl %%esp, %%ebx\n" );
/* Switch stack back */
/* fprintf( outfile, "\t.byte 0x64\n\tlssw (%d), %%sp\n", STACKOFFSET ); */
fprintf( outfile, "\t.byte 0x64,0x66,0x0f,0xb2,0x25\n\t.long %d\n", STACKOFFSET );
fprintf( outfile, "\t.byte 0x64\n\tmovw (%d), %%ss\n", STACKOFFSET+2 );
fprintf( outfile, "\t.byte 0x64\n\tmovzwl (%d), %%esp\n", STACKOFFSET );
fprintf( outfile, "\t.byte 0x64\n\tpopl (%d)\n", STACKOFFSET );
/* Get return address to CallFrom16 stub */
......@@ -390,8 +390,8 @@ static void BuildCallFrom16Core( FILE *outfile, int reg_func, int thunk, int sho
else
{
/* Switch stack back */
/* fprintf( outfile, "\t.byte 0x64\n\tlssw (%d), %%sp\n", STACKOFFSET ); */
fprintf( outfile, "\t.byte 0x64,0x66,0x0f,0xb2,0x25\n\t.long %d\n", STACKOFFSET );
fprintf( outfile, "\t.byte 0x64\n\tmovw (%d), %%ss\n", STACKOFFSET+2 );
fprintf( outfile, "\t.byte 0x64\n\tmovzwl (%d), %%esp\n", STACKOFFSET );
fprintf( outfile, "\t.byte 0x64\n\tpopl (%d)\n", STACKOFFSET );
/* Restore registers */
......
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