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winebuild: Store the syscall frame in the thread data on x86_64. 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2020-07-28 13:01:24 +02:00
parent 8e3b5183cc
commit 9a7c56d9e7
2 changed files with 60 additions and 15 deletions
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34
dlls/ntdll/unix/signal_x86_64.c
View File

@ -240,19 +240,39 @@ struct stack_layout
C_ASSERT( sizeof(struct stack_layout) == 0x630 ); /* Should match the size in call_user_exception_dispatcher(). */
struct syscall_frame
{
struct syscall_frame *prev_frame;
ULONG64 pad;
ULONG64 xmm[10 * 2]; /* xmm6-xmm15 */
ULONG64 mxcsr;
ULONG64 r12;
ULONG64 r13;
ULONG64 r14;
ULONG64 r15;
ULONG64 rdi;
ULONG64 rsi;
ULONG64 rbx;
ULONG64 rbp;
ULONG64 thunk_addr;
ULONG64 ret_addr;
};
struct amd64_thread_data
{
DWORD_PTR dr0; /* 02f0 debug registers */
DWORD_PTR dr1;
DWORD_PTR dr2;
DWORD_PTR dr3;
DWORD_PTR dr6;
DWORD_PTR dr7;
void *exit_frame; /* 0320 exit frame pointer */
DWORD_PTR dr0; /* 02f0 debug registers */
DWORD_PTR dr1; /* 02f8 */
DWORD_PTR dr2; /* 0300 */
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 */
};
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 );
static inline struct amd64_thread_data *amd64_thread_data(void)
{

41
tools/winebuild/import.c
View File

@ -1496,10 +1496,31 @@ void output_syscalls( DLLSPEC *spec )
output_cfi( ".cfi_rel_offset %%rbp,0" );
output( "\tmovq %%rsp,%%rbp\n" );
output_cfi( ".cfi_def_cfa_register %%rbp" );
output( "\tpushq %%rsi\n" );
output_cfi( ".cfi_rel_offset %%rsi,-8" );
output( "\tpushq %%rdi\n" );
output_cfi( ".cfi_rel_offset %%rdi,-16" );
output( "\tleaq -0xe8(%%rbp),%%rsp\n" );
output( "\tmovq %%gs:0x30,%%rcx\n" );
output( "\tpushq 0x328(%%rcx)\n" ); /* amd64_thread_data()->syscall_frame */
output( "\tmovq %%rsp,0x328(%%rcx)\n" );
output( "\tmovdqu %%xmm6,-0xe0(%%rbp)\n" );
output( "\tmovdqu %%xmm7,-0xd0(%%rbp)\n" );
output( "\tmovdqu %%xmm8,-0xc0(%%rbp)\n" );
output( "\tmovdqu %%xmm9,-0xb0(%%rbp)\n" );
output( "\tmovdqu %%xmm10,-0xa0(%%rbp)\n" );
output( "\tmovdqu %%xmm11,-0x90(%%rbp)\n" );
output( "\tmovdqu %%xmm12,-0x80(%%rbp)\n" );
output( "\tmovdqu %%xmm13,-0x70(%%rbp)\n" );
output( "\tmovdqu %%xmm14,-0x60(%%rbp)\n" );
output( "\tmovdqu %%xmm15,-0x50(%%rbp)\n" );
output( "\tstmxcsr -0x40(%%rbp)\n" );
output( "\tmovq %%r12,-0x38(%%rbp)\n" );
output( "\tmovq %%r13,-0x30(%%rbp)\n" );
output( "\tmovq %%r14,-0x28(%%rbp)\n" );
output( "\tmovq %%r15,-0x20(%%rbp)\n" );
output( "\tmovq %%rdi,-0x18(%%rbp)\n" );
output_cfi( ".cfi_rel_offset %%rdi,-24" );
output( "\tmovq %%rsi,-0x10(%%rbp)\n" );
output_cfi( ".cfi_rel_offset %%rsi,-16" );
output( "\tmovq %%rbx,-0x08(%%rbp)\n" );
output_cfi( ".cfi_rel_offset %%rbx,-8" );
/* Legends of Runeterra hooks the first system call return instruction, and
* depends on us returning to it. Adjust the return address accordingly. */
output( "\tsubq $0xb,0x8(%%rbp)\n" );
@ -1522,13 +1543,17 @@ void output_syscalls( DLLSPEC *spec )
output( "\tsubq $0x20,%%rsp\n" );
output( "\tleaq .Lsyscall_table(%%rip),%%r10\n" );
output( "\tcallq *(%%r10,%%rax,8)\n" );
output( "3:\tleaq -0x10(%%rbp),%%rsp\n" );
output( "\tpopq %%rdi\n" );
output( "3:\tpushq -0xf0(%%rbp)\n" );
output( "\tmovq %%gs:0x30,%%rcx\n" );
output( "\tpopq 0x328(%%rcx)\n" ); /* prev frame */
output( "\tmovq -0x18(%%rbp),%%rdi\n" );
output_cfi( ".cfi_same_value %%rdi" );
output( "\tpopq %%rsi\n" );
output( "\tmovq -0x10(%%rbp),%%rsi\n" );
output_cfi( ".cfi_same_value %%rsi" );
output( "\tmovq -0x8(%%rbp),%%rbx\n" );
output_cfi( ".cfi_same_value %%rbx" );
output_cfi( ".cfi_def_cfa_register %%rsp" );
output( "\tpopq %%rbp\n" );
output( "\tleave\n" );
output_cfi( ".cfi_adjust_cfa_offset -8" );
output_cfi( ".cfi_same_value %%rbp" );
output( "\tret\n" );