Alexandre Julliard : winebuild: Moved offset definitions to relay.c
since they are only
Alexandre Julliard
julliard at wine.codeweavers.com
Fri Jan 20 13:20:28 CST 2006
Module: wine
Branch: refs/heads/master
Commit: 76ece8530abe582b2963af7d9dba408585b0f8b0
URL: http://source.winehq.org/git/?p=wine.git;a=commit;h=76ece8530abe582b2963af7d9dba408585b0f8b0
Author: Alexandre Julliard <julliard at winehq.org>
Date: Fri Jan 20 19:45:57 2006 +0100
winebuild: Moved offset definitions to relay.c since they are only
needed there.
Hardcoded a couple of TEB offsets to support cross-compilation.
---
tools/winebuild/build.h | 16 ----------------
tools/winebuild/relay.c | 25 ++++++++++++++++++++-----
2 files changed, 20 insertions(+), 21 deletions(-)
diff --git a/tools/winebuild/build.h b/tools/winebuild/build.h
index ec4d9a9..a445be9 100644
--- a/tools/winebuild/build.h
+++ b/tools/winebuild/build.h
@@ -132,22 +132,6 @@ extern enum target_platform target_platf
#define FLAG_FORWARD 0x80 /* function is a forwarded name */
#define FLAG_EXT_LINK 0x100 /* function links to an external symbol */
- /* Offset of a structure field relative to the start of the struct */
-#define STRUCTOFFSET(type,field) ((int)&((type *)0)->field)
-
- /* Offset of register relative to the start of the CONTEXT struct */
-#define CONTEXTOFFSET(reg) STRUCTOFFSET(CONTEXT86,reg)
-
- /* Offset of register relative to the start of the STACK16FRAME struct */
-#define STACK16OFFSET(reg) STRUCTOFFSET(STACK16FRAME,reg)
-
- /* Offset of register relative to the start of the STACK32FRAME struct */
-#define STACK32OFFSET(reg) STRUCTOFFSET(STACK32FRAME,reg)
-
- /* Offset of the stack pointer relative to %fs:(0) */
-#define STACKOFFSET (STRUCTOFFSET(TEB,WOW32Reserved))
-
-
#define MAX_ORDINALS 65535
/* global functions */
diff --git a/tools/winebuild/relay.c b/tools/winebuild/relay.c
index 5dbbe83..8d304d0 100644
--- a/tools/winebuild/relay.c
+++ b/tools/winebuild/relay.c
@@ -32,6 +32,21 @@
#include "build.h"
+/* offset of a structure field relative to the start of the struct */
+#define STRUCTOFFSET(type,field) ((int)FIELD_OFFSET(type,field))
+
+/* offset of register relative to the start of the CONTEXT struct */
+#define CONTEXTOFFSET(reg) STRUCTOFFSET(CONTEXT86,reg)
+
+/* offset of register relative to the start of the STACK16FRAME struct */
+#define STACK16OFFSET(reg) STRUCTOFFSET(STACK16FRAME,reg)
+
+/* offset of register relative to the start of the STACK32FRAME struct */
+#define STACK32OFFSET(reg) STRUCTOFFSET(STACK32FRAME,reg)
+
+/* offset of the stack pointer relative to %fs:(0) */
+#define STACKOFFSET 0xc0 /* STRUCTOFFSET(TEB,WOW32Reserved) */
+
/* fix this if the ntdll_thread_regs structure is changed */
#define GS_OFFSET 0x1b0 /* STRUCTOFFSET(TEB,SpareBytes1) + STRUCTOFFSET(ntdll_thread_regs,gs) */
@@ -182,7 +197,7 @@ static void BuildCallFrom16Core( FILE *o
fprintf( outfile, "\tpushl %%ds\n" );
fprintf( outfile, "\tpopl %%ss\n" );
fprintf( outfile, "\tmovl %%ebp, %%esp\n" );
- fprintf( outfile, "\taddl $%d, %%ebp\n", STRUCTOFFSET(STACK32FRAME, ebp) );
+ fprintf( outfile, "\taddl $%d, %%ebp\n", STACK32OFFSET(ebp) );
/* At this point:
@@ -294,7 +309,7 @@ static void BuildCallFrom16Core( FILE *o
if ( reg_func )
{
fprintf( outfile, "\tleal -%d(%%ebp), %%ebx\n",
- sizeof(CONTEXT) + STRUCTOFFSET(STACK32FRAME, ebp) );
+ sizeof(CONTEXT) + STACK32OFFSET(ebp) );
/* Switch stack back */
fprintf( outfile, "\t.byte 0x64\n\tmovw (%d), %%ss\n", STACKOFFSET+2 );
@@ -401,15 +416,15 @@ static void BuildCallTo16Core( FILE *out
/* Setup exception frame */
fprintf( outfile, "\t.byte 0x64\n\tpushl (%d)\n", STACKOFFSET );
fprintf( outfile, "\tpushl 16(%%ebp)\n" ); /* handler */
- fprintf( outfile, "\t.byte 0x64\n\tpushl (%d)\n", STRUCTOFFSET(TEB,Tib.ExceptionList) );
- fprintf( outfile, "\t.byte 0x64\n\tmovl %%esp,(%d)\n", STRUCTOFFSET(TEB,Tib.ExceptionList) );
+ fprintf( outfile, "\t.byte 0x64\n\tpushl (0)\n" );
+ fprintf( outfile, "\t.byte 0x64\n\tmovl %%esp,(0)\n" );
/* Call the actual CallTo16 routine (simulate a lcall) */
fprintf( outfile, "\tpushl %%cs\n" );
fprintf( outfile, "\tcall .L%s\n", name );
/* Remove exception frame */
- fprintf( outfile, "\t.byte 0x64\n\tpopl (%d)\n", STRUCTOFFSET(TEB,Tib.ExceptionList) );
+ fprintf( outfile, "\t.byte 0x64\n\tpopl (0)\n" );
fprintf( outfile, "\taddl $4, %%esp\n" );
fprintf( outfile, "\t.byte 0x64\n\tpopl (%d)\n", STACKOFFSET );
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