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ntdll: Move the XSTATE definitions to the platform-specific files. 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2021-06-14 12:55:39 +02:00
parent bcc587887a
commit 2849ca9db4
3 changed files with 69 additions and 46 deletions
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35
dlls/ntdll/unix/signal_i386.c
View File

@ -580,6 +580,41 @@ static BOOL is_inside_syscall( ucontext_t *sigcontext )
(char *)ESP_sig(sigcontext) <= (char *)x86_thread_data()->syscall_frame);
}
struct xcontext
{
CONTEXT c;
CONTEXT_EX c_ex;
ULONG64 host_compaction_mask;
};
extern BOOL xstate_compaction_enabled DECLSPEC_HIDDEN;
static inline XSTATE *xstate_from_context( const CONTEXT *context )
{
CONTEXT_EX *xctx = (CONTEXT_EX *)(context + 1);
if ((context->ContextFlags & CONTEXT_XSTATE) != CONTEXT_XSTATE) return NULL;
return (XSTATE *)((char *)xctx + xctx->XState.Offset);
}
static inline void context_init_xstate( CONTEXT *context, void *xstate_buffer )
{
CONTEXT_EX *xctx;
xctx = (CONTEXT_EX *)(context + 1);
xctx->Legacy.Length = sizeof(CONTEXT);
xctx->Legacy.Offset = -(LONG)sizeof(CONTEXT);
xctx->XState.Length = sizeof(XSTATE);
xctx->XState.Offset = (BYTE *)xstate_buffer - (BYTE *)xctx;
xctx->All.Length = sizeof(CONTEXT) + xctx->XState.Offset + xctx->XState.Length;
xctx->All.Offset = -(LONG)sizeof(CONTEXT);
context->ContextFlags |= CONTEXT_XSTATE;
}
#ifdef __sun
/* We have to workaround two Solaris breakages:

34
dlls/ntdll/unix/signal_x86_64.c
View File

@ -329,6 +329,40 @@ static BOOL is_inside_syscall( ucontext_t *sigcontext )
}
struct xcontext
{
CONTEXT c;
CONTEXT_EX c_ex;
ULONG64 host_compaction_mask;
};
extern BOOL xstate_compaction_enabled DECLSPEC_HIDDEN;
static inline XSTATE *xstate_from_context( const CONTEXT *context )
{
CONTEXT_EX *xctx = (CONTEXT_EX *)(context + 1);
if ((context->ContextFlags & CONTEXT_XSTATE) != CONTEXT_XSTATE) return NULL;
return (XSTATE *)((char *)xctx + xctx->XState.Offset);
}
static inline void context_init_xstate( CONTEXT *context, void *xstate_buffer )
{
CONTEXT_EX *xctx;
xctx = (CONTEXT_EX *)(context + 1);
xctx->Legacy.Length = sizeof(CONTEXT);
xctx->Legacy.Offset = -(LONG)sizeof(CONTEXT);
xctx->XState.Length = sizeof(XSTATE);
xctx->XState.Offset = (BYTE *)xstate_buffer - (BYTE *)xctx;
xctx->All.Length = sizeof(CONTEXT) + xctx->XState.Offset + xctx->XState.Length;
xctx->All.Offset = -(LONG)sizeof(CONTEXT);
context->ContextFlags |= CONTEXT_XSTATE;
}
/***********************************************************************
* Definitions for Dwarf unwind tables
*/

46
dlls/ntdll/unix/unix_private.h
View File

@ -335,52 +335,6 @@ static inline TEB64 *NtCurrentTeb64(void) { return NULL; }
static inline TEB64 *NtCurrentTeb64(void) { return (TEB64 *)NtCurrentTeb()->GdiBatchCount; }
#endif
struct xcontext
{
CONTEXT c;
CONTEXT_EX c_ex;
ULONG64 host_compaction_mask;
};
#if defined(__i386__) || defined(__x86_64__)
extern BOOL xstate_compaction_enabled DECLSPEC_HIDDEN;
static inline XSTATE *xstate_from_context( const CONTEXT *context )
{
CONTEXT_EX *xctx = (CONTEXT_EX *)(context + 1);
if ((context->ContextFlags & CONTEXT_XSTATE) != CONTEXT_XSTATE)
return NULL;
return (XSTATE *)((char *)(context + 1) + xctx->XState.Offset);
}
static inline void context_init_xstate( CONTEXT *context, void *xstate_buffer )
{
CONTEXT_EX *xctx;
xctx = (CONTEXT_EX *)(context + 1);
xctx->Legacy.Length = sizeof(CONTEXT);
xctx->Legacy.Offset = -(LONG)sizeof(CONTEXT);
xctx->XState.Length = sizeof(XSTATE);
xctx->XState.Offset = (BYTE *)xstate_buffer - (BYTE *)xctx;
xctx->All.Length = sizeof(CONTEXT) + xctx->XState.Offset + xctx->XState.Length;
xctx->All.Offset = -(LONG)sizeof(CONTEXT);
context->ContextFlags |= 0x40;
}
#else
static inline XSTATE *xstate_from_context( const CONTEXT *context )
{
return NULL;
}
static inline void context_init_xstate( CONTEXT *context, void *xstate_buffer )
{
}
#endif
enum loadorder
{
LO_INVALID,