From: Rémi Bernon rbernon@codeweavers.com
--- dlls/ntdll/unix/signal_arm.c | 14 +++++--------- dlls/ntdll/unix/signal_arm64.c | 15 +++++---------- dlls/ntdll/unix/signal_i386.c | 14 +++++--------- dlls/ntdll/unix/signal_x86_64.c | 20 ++++++++------------ 4 files changed, 23 insertions(+), 40 deletions(-)
diff --git a/dlls/ntdll/unix/signal_arm.c b/dlls/ntdll/unix/signal_arm.c index ab00a67d436..d5905622d1c 100644 --- a/dlls/ntdll/unix/signal_arm.c +++ b/dlls/ntdll/unix/signal_arm.c @@ -202,13 +202,11 @@ C_ASSERT( sizeof( struct syscall_frame ) == 0x160);
struct arm_thread_data { - void *exit_frame; /* 1d4 exit frame pointer */ - struct syscall_frame *syscall_frame; /* 1d8 frame pointer on syscall entry */ + struct syscall_frame *syscall_frame; /* 1d4 frame pointer on syscall entry */ };
C_ASSERT( sizeof(struct arm_thread_data) <= sizeof(((struct ntdll_thread_data *)0)->cpu_data) ); -C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct arm_thread_data, exit_frame ) == 0x1d4 ); -C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct arm_thread_data, syscall_frame ) == 0x1d8 ); +C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct arm_thread_data, syscall_frame ) == 0x1d4 );
static inline struct arm_thread_data *arm_thread_data(void) { @@ -1172,13 +1170,11 @@ void DECLSPEC_HIDDEN call_init_thunk( LPTHREAD_START_ROUTINE entry, void *arg, B */ __ASM_GLOBAL_FUNC( signal_start_thread, "push {r4-r12,lr}\n\t" - /* store exit frame */ - "str sp, [r3, #0x1d4]\n\t" /* arm_thread_data()->exit_frame */ /* set syscall frame */ - "ldr r6, [r3, #0x1d8]\n\t" /* arm_thread_data()->syscall_frame */ + "ldr r6, [r3, #0x1d4]\n\t" /* arm_thread_data()->syscall_frame */ "cbnz r6, 1f\n\t" "sub r6, sp, #0x160\n\t" /* sizeof(struct syscall_frame) */ - "str r6, [r3, #0x1d8]\n\t" /* arm_thread_data()->syscall_frame */ + "str r6, [r3, #0x1d4]\n\t" /* arm_thread_data()->syscall_frame */ "1:\tmov sp, r6\n\t" "bl " __ASM_NAME("call_init_thunk") )
@@ -1188,7 +1184,7 @@ __ASM_GLOBAL_FUNC( signal_start_thread, */ __ASM_GLOBAL_FUNC( __wine_syscall_dispatcher, "mrc p15, 0, r1, c13, c0, 2\n\t" /* NtCurrentTeb() */ - "ldr r1, [r1, #0x1d8]\n\t" /* arm_thread_data()->syscall_frame */ + "ldr r1, [r1, #0x1d4]\n\t" /* arm_thread_data()->syscall_frame */ "add r0, r1, #0x10\n\t" "stm r0, {r4-r12,lr}\n\t" "add r2, sp, #0x10\n\t" diff --git a/dlls/ntdll/unix/signal_arm64.c b/dlls/ntdll/unix/signal_arm64.c index b24dbc2d8a4..a9c3a1b3844 100644 --- a/dlls/ntdll/unix/signal_arm64.c +++ b/dlls/ntdll/unix/signal_arm64.c @@ -150,13 +150,11 @@ C_ASSERT( sizeof( struct syscall_frame ) == 0x330 );
struct arm64_thread_data { - void *exit_frame; /* 02f0 exit frame pointer */ - struct syscall_frame *syscall_frame; /* 02f8 frame pointer on syscall entry */ + struct syscall_frame *syscall_frame; /* 02f0 frame pointer on syscall entry */ };
C_ASSERT( sizeof(struct arm64_thread_data) <= sizeof(((struct ntdll_thread_data *)0)->cpu_data) ); -C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct arm64_thread_data, exit_frame ) == 0x2f0 ); -C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct arm64_thread_data, syscall_frame ) == 0x2f8 ); +C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct arm64_thread_data, syscall_frame ) == 0x2f0 );
static inline struct arm64_thread_data *arm64_thread_data(void) { @@ -1242,14 +1240,11 @@ void DECLSPEC_HIDDEN call_init_thunk( LPTHREAD_START_ROUTINE entry, void *arg, B */ __ASM_GLOBAL_FUNC( signal_start_thread, "stp x29, x30, [sp,#-16]!\n\t" - /* store exit frame */ - "mov x29, sp\n\t" - "str x29, [x3, #0x2f0]\n\t" /* arm64_thread_data()->exit_frame */ /* set syscall frame */ - "ldr x8, [x3, #0x2f8]\n\t" /* arm64_thread_data()->syscall_frame */ + "ldr x8, [x3, #0x2f0]\n\t" /* arm64_thread_data()->syscall_frame */ "cbnz x8, 1f\n\t" "sub x8, sp, #0x330\n\t" /* sizeof(struct syscall_frame) */ - "str x8, [x3, #0x2f8]\n\t" /* arm64_thread_data()->syscall_frame */ + "str x8, [x3, #0x2f0]\n\t" /* arm64_thread_data()->syscall_frame */ "1:\tmov sp, x8\n\t" "bl " __ASM_NAME("call_init_thunk") )
@@ -1274,7 +1269,7 @@ __ASM_GLOBAL_FUNC( __wine_syscall_dispatcher, "ldr x30, [sp, #80]\n\t" "ldp x0, x1, [sp], #96\n\t"
- "ldr x10, [x18, #0x2f8]\n\t" /* arm64_thread_data()->syscall_frame */ + "ldr x10, [x18, #0x2f0]\n\t" /* arm64_thread_data()->syscall_frame */ "stp x18, x19, [x10, #0x90]\n\t" "stp x20, x21, [x10, #0xa0]\n\t" "stp x22, x23, [x10, #0xb0]\n\t" diff --git a/dlls/ntdll/unix/signal_i386.c b/dlls/ntdll/unix/signal_i386.c index 0eecb5fb57e..c9e2684bde6 100644 --- a/dlls/ntdll/unix/signal_i386.c +++ b/dlls/ntdll/unix/signal_i386.c @@ -477,14 +477,12 @@ struct x86_thread_data DWORD dr3; /* 1e8 */ DWORD dr6; /* 1ec */ DWORD dr7; /* 1f0 */ - void *exit_frame; /* 1f4 exit frame pointer */ - struct syscall_frame *syscall_frame; /* 1f8 frame pointer on syscall entry */ + struct syscall_frame *syscall_frame; /* 1f4 frame pointer on syscall entry */ };
C_ASSERT( sizeof(struct x86_thread_data) <= sizeof(((struct ntdll_thread_data *)0)->cpu_data) ); C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct x86_thread_data, gs ) == 0x1d8 ); -C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct x86_thread_data, exit_frame ) == 0x1f4 ); -C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct x86_thread_data, syscall_frame ) == 0x1f8 ); +C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct x86_thread_data, syscall_frame ) == 0x1f4 );
/* flags to control the behavior of the syscall dispatcher */ #define SYSCALL_HAVE_XSAVE 1 @@ -2450,16 +2448,14 @@ __ASM_GLOBAL_FUNC( signal_start_thread, __ASM_CFI(".cfi_rel_offset %esi,-8\n\t") "pushl %edi\n\t" __ASM_CFI(".cfi_rel_offset %edi,-12\n\t") - /* store exit frame */ "movl 20(%ebp),%ecx\n\t" /* teb */ - "movl %ebp,0x1f4(%ecx)\n\t" /* x86_thread_data()->exit_frame */ /* set syscall frame */ - "movl 0x1f8(%ecx),%eax\n\t" /* x86_thread_data()->syscall_frame */ + "movl 0x1f4(%ecx),%eax\n\t" /* x86_thread_data()->syscall_frame */ "orl %eax,%eax\n\t" "jnz 1f\n\t" "leal -0x380(%esp),%eax\n\t" /* sizeof(struct syscall_frame) */ "andl $~63,%eax\n\t" - "movl %eax,0x1f8(%ecx)\n" /* x86_thread_data()->syscall_frame */ + "movl %eax,0x1f4(%ecx)\n" /* x86_thread_data()->syscall_frame */ "1:\tmovl %eax,%esp\n\t" "pushl %ecx\n\t" /* teb */ "pushl 16(%ebp)\n\t" /* suspend */ @@ -2472,7 +2468,7 @@ __ASM_GLOBAL_FUNC( signal_start_thread, * __wine_syscall_dispatcher */ __ASM_GLOBAL_FUNC( __wine_syscall_dispatcher, - "movl %fs:0x1f8,%ecx\n\t" /* x86_thread_data()->syscall_frame */ + "movl %fs:0x1f4,%ecx\n\t" /* x86_thread_data()->syscall_frame */ "movw $0,0x02(%ecx)\n\t" /* frame->restore_flags */ "popl 0x08(%ecx)\n\t" /* frame->eip */ "pushfl\n\t" diff --git a/dlls/ntdll/unix/signal_x86_64.c b/dlls/ntdll/unix/signal_x86_64.c index fc73925e819..48091d45a8f 100644 --- a/dlls/ntdll/unix/signal_x86_64.c +++ b/dlls/ntdll/unix/signal_x86_64.c @@ -418,16 +418,14 @@ struct amd64_thread_data DWORD_PTR dr3; /* 0308 */ DWORD_PTR dr6; /* 0310 */ DWORD_PTR dr7; /* 0318 */ - void *exit_frame; /* 0320 exit frame pointer */ - struct syscall_frame *syscall_frame; /* 0328 syscall frame pointer */ - void *pthread_teb; /* 0330 thread data for pthread */ - DWORD fs; /* 0338 WOW TEB selector */ + struct syscall_frame *syscall_frame; /* 0320 syscall frame pointer */ + void *pthread_teb; /* 0328 thread data for pthread */ + DWORD fs; /* 0330 WOW TEB selector */ };
C_ASSERT( sizeof(struct amd64_thread_data) <= sizeof(((struct ntdll_thread_data *)0)->cpu_data) ); -C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct amd64_thread_data, exit_frame ) == 0x320 ); -C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct amd64_thread_data, syscall_frame ) == 0x328 ); -C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct amd64_thread_data, pthread_teb ) == 0x330 ); +C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct amd64_thread_data, syscall_frame ) == 0x320 ); +C_ASSERT( offsetof( TEB, GdiTebBatch ) + offsetof( struct amd64_thread_data, pthread_teb ) == 0x328 );
static inline struct amd64_thread_data *amd64_thread_data(void) { @@ -3311,15 +3309,13 @@ __ASM_GLOBAL_FUNC( signal_start_thread, __ASM_CFI(".cfi_rel_offset %r14,16\n\t") "movq %r15,8(%rsp)\n\t" __ASM_CFI(".cfi_rel_offset %r15,8\n\t") - /* store exit frame */ - "movq %rsp,0x320(%rcx)\n\t" /* amd64_thread_data()->exit_frame */ /* set syscall frame */ - "movq 0x328(%rcx),%rax\n\t" /* amd64_thread_data()->syscall_frame */ + "movq 0x320(%rcx),%rax\n\t" /* amd64_thread_data()->syscall_frame */ "orq %rax,%rax\n\t" "jnz 1f\n\t" "leaq -0x400(%rsp),%rax\n\t" /* sizeof(struct syscall_frame) */ "andq $~63,%rax\n\t" - "movq %rax,0x328(%rcx)\n" /* amd64_thread_data()->syscall_frame */ + "movq %rax,0x320(%rcx)\n" /* amd64_thread_data()->syscall_frame */ "1:\tmovq %rax,%rsp\n\t" "call " __ASM_NAME("call_init_thunk"))
@@ -3329,7 +3325,7 @@ __ASM_GLOBAL_FUNC( signal_start_thread, */ __ASM_GLOBAL_FUNC( __wine_syscall_dispatcher, "movq %gs:0x30,%rcx\n\t" - "movq 0x328(%rcx),%rcx\n\t" /* amd64_thread_data()->syscall_frame */ + "movq 0x320(%rcx),%rcx\n\t" /* amd64_thread_data()->syscall_frame */ "popq 0x70(%rcx)\n\t" /* frame->rip */ "pushfq\n\t" "popq 0x80(%rcx)\n\t"