Module: wine Branch: master Commit: 9a7c56d9e7f8e49dc98dace53b10d0753f0e27a7 URL: https://source.winehq.org/git/wine.git/?a=commit;h=9a7c56d9e7f8e49dc98dace53...
Author: Alexandre Julliard julliard@winehq.org Date: Tue Jul 28 13:01:24 2020 +0200
winebuild: Store the syscall frame in the thread data on x86_64.
Signed-off-by: Alexandre Julliard julliard@winehq.org
---
dlls/ntdll/unix/signal_x86_64.c | 34 +++++++++++++++++++++++++++------- tools/winebuild/import.c | 41 +++++++++++++++++++++++++++++++++-------- 2 files changed, 60 insertions(+), 15 deletions(-)
diff --git a/dlls/ntdll/unix/signal_x86_64.c b/dlls/ntdll/unix/signal_x86_64.c index 630f8e22f3..b954ef9458 100644 --- a/dlls/ntdll/unix/signal_x86_64.c +++ b/dlls/ntdll/unix/signal_x86_64.c @@ -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) { diff --git a/tools/winebuild/import.c b/tools/winebuild/import.c index cb0b80a6f7..09cb320b5d 100644 --- a/tools/winebuild/import.c +++ b/tools/winebuild/import.c @@ -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" );