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Mask out garbage in the upper half of stack pointer.

This commit is contained in:
Bob Goodwin 2001-06-08 20:25:34 +00:00 committed by Alexandre Julliard
parent 4fb9c09184
commit d349241ff4
1 changed files with 6 additions and 6 deletions
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12
tools/winebuild/relay.c
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@ -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) ); fprintf( outfile, "\tcall *%d(%%edx)\n", STACK16OFFSET(entry_point) );
/* Switch stack back */ /* Switch stack back */
/* fprintf( outfile, "\t.byte 0x64\n\tlssw (%d), %%sp\n", STACKOFFSET ); */ fprintf( outfile, "\t.byte 0x64\n\tmovw (%d), %%ss\n", STACKOFFSET+2 );
fprintf( outfile, "\t.byte 0x64,0x66,0x0f,0xb2,0x25\n\t.long %d\n", STACKOFFSET ); fprintf( outfile, "\t.byte 0x64\n\tmovzwl (%d), %%esp\n", STACKOFFSET );
fprintf( outfile, "\t.byte 0x64\n\tpopl (%d)\n", STACKOFFSET ); fprintf( outfile, "\t.byte 0x64\n\tpopl (%d)\n", STACKOFFSET );
/* Restore registers and return directly to caller */ /* 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" ); fprintf( outfile, "\tmovl %%esp, %%ebx\n" );
/* Switch stack back */ /* Switch stack back */
/* fprintf( outfile, "\t.byte 0x64\n\tlssw (%d), %%sp\n", STACKOFFSET ); */ fprintf( outfile, "\t.byte 0x64\n\tmovw (%d), %%ss\n", STACKOFFSET+2 );
fprintf( outfile, "\t.byte 0x64,0x66,0x0f,0xb2,0x25\n\t.long %d\n", STACKOFFSET ); fprintf( outfile, "\t.byte 0x64\n\tmovzwl (%d), %%esp\n", STACKOFFSET );
fprintf( outfile, "\t.byte 0x64\n\tpopl (%d)\n", STACKOFFSET ); fprintf( outfile, "\t.byte 0x64\n\tpopl (%d)\n", STACKOFFSET );
/* Get return address to CallFrom16 stub */ /* Get return address to CallFrom16 stub */
@ -390,8 +390,8 @@ static void BuildCallFrom16Core( FILE *outfile, int reg_func, int thunk, int sho
else else
{ {
/* Switch stack back */ /* Switch stack back */
/* fprintf( outfile, "\t.byte 0x64\n\tlssw (%d), %%sp\n", STACKOFFSET ); */ fprintf( outfile, "\t.byte 0x64\n\tmovw (%d), %%ss\n", STACKOFFSET+2 );
fprintf( outfile, "\t.byte 0x64,0x66,0x0f,0xb2,0x25\n\t.long %d\n", STACKOFFSET ); fprintf( outfile, "\t.byte 0x64\n\tmovzwl (%d), %%esp\n", STACKOFFSET );
fprintf( outfile, "\t.byte 0x64\n\tpopl (%d)\n", STACKOFFSET ); fprintf( outfile, "\t.byte 0x64\n\tpopl (%d)\n", STACKOFFSET );
/* Restore registers */ /* Restore registers */