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winebuild: Add unwind info to arm64 syscall stubs. 

Signed-off-by: Martin Storsjo <martin@martin.st>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Martin Storsjo 2020-09-29 09:21:53 +03:00 committed by Alexandre Julliard
parent 1dcc3ab292
commit 559d502699
1 changed files with 17 additions and 0 deletions
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17
tools/winebuild/import.c
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@ -1604,12 +1604,26 @@ void output_syscalls( DLLSPEC *spec )
output( "\tcmp x8, %u\n", count ); output( "\tcmp x8, %u\n", count );
output( "\tbcs 3f\n" ); output( "\tbcs 3f\n" );
output( "\tstp x29, x30, [sp,#-160]!\n" ); output( "\tstp x29, x30, [sp,#-160]!\n" );
output_cfi( "\t.cfi_def_cfa_offset 160\n" );
output_cfi( "\t.cfi_offset 29, -160\n" );
output_cfi( "\t.cfi_offset 30, -152\n" );
output( "\tmov x29, sp\n" ); output( "\tmov x29, sp\n" );
output_cfi( "\t.cfi_def_cfa_register 29\n" );
output( "\tstp x27, x28, [sp, #144]\n" ); output( "\tstp x27, x28, [sp, #144]\n" );
output_cfi( "\t.cfi_offset 27, -16\n" );
output_cfi( "\t.cfi_offset 28, -8\n" );
output( "\tstp x25, x26, [sp, #128]\n" ); output( "\tstp x25, x26, [sp, #128]\n" );
output_cfi( "\t.cfi_offset 25, -32\n" );
output_cfi( "\t.cfi_offset 26, -24\n" );
output( "\tstp x23, x24, [sp, #112]\n" ); output( "\tstp x23, x24, [sp, #112]\n" );
output_cfi( "\t.cfi_offset 23, -48\n" );
output_cfi( "\t.cfi_offset 24, -40\n" );
output( "\tstp x21, x22, [sp, #96]\n" ); output( "\tstp x21, x22, [sp, #96]\n" );
output_cfi( "\t.cfi_offset 21, -64\n" );
output_cfi( "\t.cfi_offset 22, -56\n" );
output( "\tstp x19, x20, [sp, #80]\n" ); output( "\tstp x19, x20, [sp, #80]\n" );
output_cfi( "\t.cfi_offset 19, -80\n" );
output_cfi( "\t.cfi_offset 20, -72\n" );
output( "\tstp x6, x7, [sp, #64]\n" ); output( "\tstp x6, x7, [sp, #64]\n" );
output( "\tstp x4, x5, [sp, #48]\n" ); output( "\tstp x4, x5, [sp, #48]\n" );
output( "\tstp x2, x3, [sp, #32]\n" ); output( "\tstp x2, x3, [sp, #32]\n" );
@ -1735,6 +1749,9 @@ void output_syscalls( DLLSPEC *spec )
break; break;
case CPU_ARM64: case CPU_ARM64:
output( "\tstp x29, x30, [sp,#-16]!\n" ); output( "\tstp x29, x30, [sp,#-16]!\n" );
output_cfi( "\t.cfi_def_cfa_offset 16\n" );
output_cfi( "\t.cfi_offset 29, -16\n" );
output_cfi( "\t.cfi_offset 30, -8\n" );
output( "\tmov x8, #%u\n", i ); output( "\tmov x8, #%u\n", i );
output( "\tadrp x16, %s\n", arm64_page( asm_name("__wine_syscall_dispatcher") ) ); output( "\tadrp x16, %s\n", arm64_page( asm_name("__wine_syscall_dispatcher") ) );
output( "\tldr x16, [x16, #%s]\n", arm64_pageoff( asm_name("__wine_syscall_dispatcher") ) ); output( "\tldr x16, [x16, #%s]\n", arm64_pageoff( asm_name("__wine_syscall_dispatcher") ) );