suyu/Yucom
25
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

vrclient: Add CFI directives to asm functions.

Browse source 
Fixes backtraces.
This commit is contained in:
Józef Kucia 2018-08-29 17:48:11 +02:00 committed by Andrew Eikum
parent f7ffa9c395
commit 5d073d3f40
3 changed files with 40 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
vrclient_x64/gen_wrapper.py
View file

@ -664,6 +664,7 @@ def generate_x64_call_flat_method(cfile, param_count, has_floats, is_4th_float):
l(r"__ASM_GLOBAL_FUNC(%s," % name)
l(r' "subq $0x%x, %%rsp\n\t"' % stack_space);
l(r' __ASM_CFI(".cfi_adjust_cfa_offset %d\n\t")' % stack_space)
if is_4th_float:
l(r' "movq %%xmm3, 0x%x(%%rsp)\n\t"' % dst_offset)
@ -689,6 +690,7 @@ def generate_x64_call_flat_method(cfile, param_count, has_floats, is_4th_float):
l(r' "call *%r11\n\t"')
l(r' "addq $0x%x, %%rsp\n\t"' % stack_space);
l(r' __ASM_CFI(".cfi_adjust_cfa_offset -%d\n\t")' % stack_space)
l(r' "ret");')
l(r'extern void %s(void);' % name);

2
vrclient_x64/vrclient_x64/cxx.h
View file

@ -19,6 +19,8 @@
/* Copied from dlls/msvcrt/cxx.h */
#undef __thiscall
#define __ASM_CFI(str) str
#ifdef __APPLE__
# define __ASM_NAME(name) "_" name
# define FORCE_ALIGN

36
vrclient_x64/vrclient_x64/flatapi.c
View file

@ -37,6 +37,7 @@ extern void call_flat_method_f(void);
__ASM_GLOBAL_FUNC(call_flat_method4,
"subq $0x28, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 40\n\t")
"movq %r9, 0x20(%rsp)\n\t"
"movq %r8, %r9\n\t" // shift over arguments
"movq %rdx, %r8\n\t"
@ -44,11 +45,13 @@ __ASM_GLOBAL_FUNC(call_flat_method4,
"movq %r10, %rcx\n\t" // add This pointer
"call *%r11\n\t"
"addq $0x28, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -40\n\t")
"ret");
extern void call_flat_method4(void);
__ASM_GLOBAL_FUNC(call_flat_method5,
"subq $0x38, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 56\n\t")
"movq %r9, 0x20(%rsp)\n\t"
"movq 0x60(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -58,11 +61,13 @@ __ASM_GLOBAL_FUNC(call_flat_method5,
"movq %r10, %rcx\n\t" // add This pointer
"call *%r11\n\t"
"addq $0x38, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -56\n\t")
"ret");
extern void call_flat_method5(void);
__ASM_GLOBAL_FUNC(call_flat_method6,
"subq $0x38, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 56\n\t")
"movq %r9, 0x20(%rsp)\n\t"
"movq 0x60(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -74,11 +79,13 @@ __ASM_GLOBAL_FUNC(call_flat_method6,
"movq %r10, %rcx\n\t" // add This pointer
"call *%r11\n\t"
"addq $0x38, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -56\n\t")
"ret");
extern void call_flat_method6(void);
__ASM_GLOBAL_FUNC(call_flat_method7,
"subq $0x48, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 72\n\t")
"movq %r9, 0x20(%rsp)\n\t"
"movq 0x70(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -92,11 +99,13 @@ __ASM_GLOBAL_FUNC(call_flat_method7,
"movq %r10, %rcx\n\t" // add This pointer
"call *%r11\n\t"
"addq $0x48, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -72\n\t")
"ret");
extern void call_flat_method7(void);
__ASM_GLOBAL_FUNC(call_flat_method8,
"subq $0x48, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 72\n\t")
"movq %r9, 0x20(%rsp)\n\t"
"movq 0x70(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -112,11 +121,13 @@ __ASM_GLOBAL_FUNC(call_flat_method8,
"movq %r10, %rcx\n\t" // add This pointer
"call *%r11\n\t"
"addq $0x48, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -72\n\t")
"ret");
extern void call_flat_method8(void);
__ASM_GLOBAL_FUNC(call_flat_method9,
"subq $0x58, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 88\n\t")
"movq %r9, 0x20(%rsp)\n\t"
"movq 0x80(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -134,11 +145,13 @@ __ASM_GLOBAL_FUNC(call_flat_method9,
"movq %r10, %rcx\n\t" // add This pointer
"call *%r11\n\t"
"addq $0x58, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -88\n\t")
"ret");
extern void call_flat_method9(void);
__ASM_GLOBAL_FUNC(call_flat_method4_f,
"subq $0x28, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 40\n\t")
"movq %r9, 0x20(%rsp)\n\t"
"movq %r8, %r9\n\t" // shift over arguments
"movq %rdx, %r8\n\t"
@ -149,11 +162,13 @@ __ASM_GLOBAL_FUNC(call_flat_method4_f,
"movaps %xmm0, %xmm1\n\t"
"call *%r11\n\t"
"addq $0x28, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -40\n\t")
"ret");
extern void call_flat_method4_f(void);
__ASM_GLOBAL_FUNC(call_flat_method4_f_f,
"subq $0x28, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 40\n\t")
"movq %xmm3, 0x20(%rsp)\n\t"
"movq %r8, %r9\n\t" // shift over arguments
"movq %rdx, %r8\n\t"
@ -164,11 +179,13 @@ __ASM_GLOBAL_FUNC(call_flat_method4_f_f,
"movaps %xmm0, %xmm1\n\t"
"call *%r11\n\t"
"addq $0x28, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -40\n\t")
"ret");
extern void call_flat_method4_f_f(void);
__ASM_GLOBAL_FUNC(call_flat_method5_f,
"subq $0x38, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 56\n\t")
"movq %r9, 0x20(%rsp)\n\t"
"movq 0x60(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -181,11 +198,13 @@ __ASM_GLOBAL_FUNC(call_flat_method5_f,
"movaps %xmm0, %xmm1\n\t"
"call *%r11\n\t"
"addq $0x38, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -56\n\t")
"ret");
extern void call_flat_method5_f(void);
__ASM_GLOBAL_FUNC(call_flat_method5_f_f,
"subq $0x38, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 56\n\t")
"movq %xmm3, 0x20(%rsp)\n\t"
"movq 0x60(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -198,11 +217,13 @@ __ASM_GLOBAL_FUNC(call_flat_method5_f_f,
"movaps %xmm0, %xmm1\n\t"
"call *%r11\n\t"
"addq $0x38, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -56\n\t")
"ret");
extern void call_flat_method5_f_f(void);
__ASM_GLOBAL_FUNC(call_flat_method6_f,
"subq $0x38, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 56\n\t")
"movq %r9, 0x20(%rsp)\n\t"
"movq 0x60(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -217,11 +238,13 @@ __ASM_GLOBAL_FUNC(call_flat_method6_f,
"movaps %xmm0, %xmm1\n\t"
"call *%r11\n\t"
"addq $0x38, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -56\n\t")
"ret");
extern void call_flat_method6_f(void);
__ASM_GLOBAL_FUNC(call_flat_method6_f_f,
"subq $0x38, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 56\n\t")
"movq %xmm3, 0x20(%rsp)\n\t"
"movq 0x60(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -236,11 +259,13 @@ __ASM_GLOBAL_FUNC(call_flat_method6_f_f,
"movaps %xmm0, %xmm1\n\t"
"call *%r11\n\t"
"addq $0x38, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -56\n\t")
"ret");
extern void call_flat_method6_f_f(void);
__ASM_GLOBAL_FUNC(call_flat_method7_f,
"subq $0x48, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 72\n\t")
"movq %r9, 0x20(%rsp)\n\t"
"movq 0x70(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -257,11 +282,13 @@ __ASM_GLOBAL_FUNC(call_flat_method7_f,
"movaps %xmm0, %xmm1\n\t"
"call *%r11\n\t"
"addq $0x48, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -72\n\t")
"ret");
extern void call_flat_method7_f(void);
__ASM_GLOBAL_FUNC(call_flat_method7_f_f,
"subq $0x48, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 72\n\t")
"movq %xmm3, 0x20(%rsp)\n\t"
"movq 0x70(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -278,11 +305,13 @@ __ASM_GLOBAL_FUNC(call_flat_method7_f_f,
"movaps %xmm0, %xmm1\n\t"
"call *%r11\n\t"
"addq $0x48, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -72\n\t")
"ret");
extern void call_flat_method7_f_f(void);
__ASM_GLOBAL_FUNC(call_flat_method8_f,
"subq $0x48, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 72\n\t")
"movq %r9, 0x20(%rsp)\n\t"
"movq 0x70(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -301,11 +330,13 @@ __ASM_GLOBAL_FUNC(call_flat_method8_f,
"movaps %xmm0, %xmm1\n\t"
"call *%r11\n\t"
"addq $0x48, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -72\n\t")
"ret");
extern void call_flat_method8_f(void);
__ASM_GLOBAL_FUNC(call_flat_method8_f_f,
"subq $0x48, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 72\n\t")
"movq %xmm3, 0x20(%rsp)\n\t"
"movq 0x70(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -324,11 +355,13 @@ __ASM_GLOBAL_FUNC(call_flat_method8_f_f,
"movaps %xmm0, %xmm1\n\t"
"call *%r11\n\t"
"addq $0x48, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -72\n\t")
"ret");
extern void call_flat_method8_f_f(void);
__ASM_GLOBAL_FUNC(call_flat_method9_f,
"subq $0x58, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 88\n\t")
"movq %r9, 0x20(%rsp)\n\t"
"movq 0x80(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -349,11 +382,13 @@ __ASM_GLOBAL_FUNC(call_flat_method9_f,
"movaps %xmm0, %xmm1\n\t"
"call *%r11\n\t"
"addq $0x58, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -88\n\t")
"ret");
extern void call_flat_method9_f(void);
__ASM_GLOBAL_FUNC(call_flat_method9_f_f,
"subq $0x58, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 88\n\t")
"movq %xmm3, 0x20(%rsp)\n\t"
"movq 0x80(%rsp), %rax\n\t" // copy parameter
"movq %rax, 0x28(%rsp)\n\t"
@ -374,6 +409,7 @@ __ASM_GLOBAL_FUNC(call_flat_method9_f_f,
"movaps %xmm0, %xmm1\n\t"
"call *%r11\n\t"
"addq $0x58, %rsp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -88\n\t")
"ret");
extern void call_flat_method9_f_f(void);