[PATCH v2 1/4] dbghelp: Avoid using inline assembly in do_x86cpuid().
Signed-off-by: Zebediah Figura <z.figura12(a)gmail.com> --- v2: save/restore the right register (thanks Chip). dlls/dbghelp/minidump.c | 31 +++++++++++++++++++------------ 1 file changed, 19 insertions(+), 12 deletions(-) diff --git a/dlls/dbghelp/minidump.c b/dlls/dbghelp/minidump.c index 975bb45c9a..ee214b274d 100644 --- a/dlls/dbghelp/minidump.c +++ b/dlls/dbghelp/minidump.c @@ -542,20 +542,27 @@ static unsigned dump_modules(struct dump_context* dc, BOOL dump_elf) return sz; } -/* Calls cpuid with an eax of 'ax' and returns the 16 bytes in *p - * We are compiled with -fPIC, so we can't clobber ebx. - */ -static inline void do_x86cpuid(unsigned int ax, unsigned int *p) +extern void do_x86cpuid(unsigned int ax, unsigned int *p); + +#ifdef __i386__ +__ASM_GLOBAL_FUNC( do_x86cpuid, + "pushl %esi\n\t" + "pushl %ebx\n\t" + "movl 4(%esp),%eax\n\t" + "movl 8(%esp),%esi\n\t" + "cpuid\n\t" + "movl %eax,(%esi)\n\t" + "movl %ebx,4(%esi)\n\t" + "movl %ecx,8(%esi)\n\t" + "movl %edx,12(%esi)\n\t" + "popl %ebx\n\t" + "popl %esi\n\t" + "ret" ); +#else +void do_x86cpuid(unsigned int ax, unsigned int *p) { -#if defined(__GNUC__) && defined(__i386__) - __asm__("pushl %%ebx\n\t" - "cpuid\n\t" - "movl %%ebx, %%esi\n\t" - "popl %%ebx" - : "=a" (p[0]), "=S" (p[1]), "=c" (p[2]), "=d" (p[3]) - : "0" (ax)); -#endif } +#endif /* From xf86info havecpuid.c 1.11 */ static inline int have_x86cpuid(void) -- 2.14.1
Signed-off-by: Zebediah Figura <z.figura12(a)gmail.com> --- dlls/dbghelp/minidump.c | 37 ++++++++++++++++++------------------- 1 file changed, 18 insertions(+), 19 deletions(-) diff --git a/dlls/dbghelp/minidump.c b/dlls/dbghelp/minidump.c index ee214b274d..6a26077acd 100644 --- a/dlls/dbghelp/minidump.c +++ b/dlls/dbghelp/minidump.c @@ -564,28 +564,27 @@ void do_x86cpuid(unsigned int ax, unsigned int *p) } #endif -/* From xf86info havecpuid.c 1.11 */ -static inline int have_x86cpuid(void) -{ -#if defined(__GNUC__) && defined(__i386__) - unsigned int f1, f2; - __asm__("pushfl\n\t" - "pushfl\n\t" - "popl %0\n\t" - "movl %0,%1\n\t" - "xorl %2,%0\n\t" - "pushl %0\n\t" - "popfl\n\t" - "pushfl\n\t" - "popl %0\n\t" - "popfl" - : "=&r" (f1), "=&r" (f2) - : "ir" (0x00200000)); - return ((f1^f2) & 0x00200000) != 0; +extern int have_x86cpuid(void); + +#ifdef __i386__ +__ASM_GLOBAL_FUNC( have_x86cpuid, + "pushfl\n\t" + "pushfl\n\t" + "movl (%esp),%ecx\n\t" + "xorl $0x00200000,(%esp)\n\t" + "popfl\n\t" + "pushfl\n\t" + "popl %eax\n\t" + "popfl\n\t" + "xorl %ecx,%eax\n\t" + "andl $0x00200000,%eax\n\t" + "ret" ); #else +int have_x86cpuid(void) +{ return 0; -#endif } +#endif /****************************************************************** * dump_system_info -- 2.14.1
Hi, While running your changed tests on Windows, I think I found new failures. Being a bot and all I'm not very good at pattern recognition, so I might be wrong, but could you please double-check? Full results can be found at: https://testbot.winehq.org/JobDetails.pl?Key=44992 Your paranoid android. === debian9 (build log) === ../../../wine/dlls/dbghelp/minidump.c:549:20: error: expected ‘)’ before string constant ../../../wine/dlls/dbghelp/minidump.c:571:20: error: expected ‘)’ before string constant Makefile:642: recipe for target 'minidump.o' failed Makefile:8635: recipe for target 'dlls/dbghelp' failed Task: The win32 build failed === debian9 (build log) === ../../../wine/dlls/dbghelp/minidump.c:549:20: error: expected ‘)’ before string constant ../../../wine/dlls/dbghelp/minidump.c:571:20: error: expected ‘)’ before string constant Makefile:642: recipe for target 'minidump.o' failed Makefile:8831: recipe for target 'dlls/dbghelp' failed Task: The wow32 build failed
Signed-off-by: Zebediah Figura <z.figura12(a)gmail.com> --- v2: save/restore the right register (thanks Chip). dlls/ntdll/nt.c | 48 ++++++++++++++++++++++++++++++------------------ 1 file changed, 30 insertions(+), 18 deletions(-) diff --git a/dlls/ntdll/nt.c b/dlls/ntdll/nt.c index 5c711ef25b..a3aa6358a6 100644 --- a/dlls/ntdll/nt.c +++ b/dlls/ntdll/nt.c @@ -944,27 +944,39 @@ static SYSTEM_CPU_INFORMATION cached_sci; #define INEI 0x49656e69 /* "ineI" */ #define NTEL 0x6c65746e /* "ntel" */ -/* Calls cpuid with an eax of 'ax' and returns the 16 bytes in *p - * We are compiled with -fPIC, so we can't clobber ebx. - */ -static inline void do_cpuid(unsigned int ax, unsigned int *p) -{ +extern void do_cpuid(unsigned int ax, unsigned int *p); + #ifdef __i386__ - __asm__("pushl %%ebx\n\t" - "cpuid\n\t" - "movl %%ebx, %%esi\n\t" - "popl %%ebx" - : "=a" (p[0]), "=S" (p[1]), "=c" (p[2]), "=d" (p[3]) - : "0" (ax)); +__ASM_GLOBAL_FUNC( do_cpuid, + "pushl %esi\n\t" + "pushl %ebx\n\t" + "movl 4(%esp),%eax\n\t" + "movl 8(%esp),%esi\n\t" + "cpuid\n\t" + "movl %eax,(%esi)\n\t" + "movl %ebx,4(%esi)\n\t" + "movl %ecx,8(%esi)\n\t" + "movl %edx,12(%esi)\n\t" + "popl %ebx\n\t" + "popl %esi\n\t" + "ret" ); #elif defined(__x86_64__) - __asm__("push %%rbx\n\t" - "cpuid\n\t" - "movq %%rbx, %%rsi\n\t" - "pop %%rbx" - : "=a" (p[0]), "=S" (p[1]), "=c" (p[2]), "=d" (p[3]) - : "0" (ax)); -#endif +__ASM_GLOBAL_FUNC( do_cpuid, + "pushq %rbx\n\t" + "movl %edi,%eax\n\t" + "movl 4(%esp),%eax\n\t" + "cpuid\n\t" + "movl %eax,(%rsi)\n\t" + "movl %ebx,4(%rsi)\n\t" + "movl %ecx,8(%rsi)\n\t" + "movl %edx,12(%rsi)\n\t" + "popq %rbx\n\t" + "ret" ); +#else +void do_cpuid(unsigned int ax, unsigned int *p) +{ } +#endif /* From xf86info havecpuid.c 1.11 */ static inline BOOL have_cpuid(void) -- 2.14.1
Hi, While running your changed tests on Windows, I think I found new failures. Being a bot and all I'm not very good at pattern recognition, so I might be wrong, but could you please double-check? Full results can be found at: https://testbot.winehq.org/JobDetails.pl?Key=44993 Your paranoid android. === debian9 (build log) === ../../../wine/dlls/dbghelp/minidump.c:549:20: error: expected ‘)’ before string constant ../../../wine/dlls/dbghelp/minidump.c:571:20: error: expected ‘)’ before string constant Makefile:642: recipe for target 'minidump.o' failed Makefile:8635: recipe for target 'dlls/dbghelp' failed Task: The win32 build failed === debian9 (build log) === ../../../wine/dlls/dbghelp/minidump.c:549:20: error: expected ‘)’ before string constant ../../../wine/dlls/dbghelp/minidump.c:571:20: error: expected ‘)’ before string constant Makefile:642: recipe for target 'minidump.o' failed Makefile:8831: recipe for target 'dlls/dbghelp' failed Task: The wow32 build failed
Signed-off-by: Zebediah Figura <z.figura12(a)gmail.com> --- dlls/ntdll/nt.c | 42 ++++++++++++++++++++++-------------------- 1 file changed, 22 insertions(+), 20 deletions(-) diff --git a/dlls/ntdll/nt.c b/dlls/ntdll/nt.c index a3aa6358a6..eaff8df8bf 100644 --- a/dlls/ntdll/nt.c +++ b/dlls/ntdll/nt.c @@ -978,30 +978,32 @@ void do_cpuid(unsigned int ax, unsigned int *p) } #endif -/* From xf86info havecpuid.c 1.11 */ -static inline BOOL have_cpuid(void) -{ +extern int have_cpuid(void); + #ifdef __i386__ - unsigned int f1, f2; - __asm__("pushfl\n\t" - "pushfl\n\t" - "popl %0\n\t" - "movl %0,%1\n\t" - "xorl %2,%0\n\t" - "pushl %0\n\t" - "popfl\n\t" - "pushfl\n\t" - "popl %0\n\t" - "popfl" - : "=&r" (f1), "=&r" (f2) - : "ir" (0x00200000)); - return ((f1^f2) & 0x00200000) != 0; +__ASM_GLOBAL_FUNC( have_cpuid, + "pushfl\n\t" + "pushfl\n\t" + "movl (%esp),%ecx\n\t" + "xorl $0x00200000,(%esp)\n\t" + "popfl\n\t" + "pushfl\n\t" + "popl %eax\n\t" + "popfl\n\t" + "xorl %ecx,%eax\n\t" + "andl $0x00200000,%eax\n\t" + "ret" ); #elif defined(__x86_64__) - return TRUE; +int have_cpuid(void) +{ + return 1; +} #else - return FALSE; -#endif +int have_cpuid(void) +{ + return 0; } +#endif /* Detect if a SSE2 processor is capable of Denormals Are Zero (DAZ) mode. * -- 2.14.1
Hi, While running your changed tests on Windows, I think I found new failures. Being a bot and all I'm not very good at pattern recognition, so I might be wrong, but could you please double-check? Full results can be found at: https://testbot.winehq.org/JobDetails.pl?Key=44997 Your paranoid android. === debian9 (build log) === ../../../wine/dlls/dbghelp/minidump.c:549:20: error: expected ‘)’ before string constant ../../../wine/dlls/dbghelp/minidump.c:571:20: error: expected ‘)’ before string constant Makefile:642: recipe for target 'minidump.o' failed Makefile:8635: recipe for target 'dlls/dbghelp' failed Task: The win32 build failed === debian9 (build log) === ../../../wine/dlls/dbghelp/minidump.c:549:20: error: expected ‘)’ before string constant ../../../wine/dlls/dbghelp/minidump.c:571:20: error: expected ‘)’ before string constant Makefile:642: recipe for target 'minidump.o' failed Makefile:8831: recipe for target 'dlls/dbghelp' failed Task: The wow32 build failed
Hi, While running your changed tests on Windows, I think I found new failures. Being a bot and all I'm not very good at pattern recognition, so I might be wrong, but could you please double-check? Full results can be found at: https://testbot.winehq.org/JobDetails.pl?Key=44991 Your paranoid android. === debian9 (build log) === ../../../wine/dlls/dbghelp/minidump.c:549:20: error: expected ‘)’ before string constant Makefile:642: recipe for target 'minidump.o' failed Makefile:8635: recipe for target 'dlls/dbghelp' failed Task: The win32 build failed === debian9 (build log) === ../../../wine/dlls/dbghelp/minidump.c:549:20: error: expected ‘)’ before string constant Makefile:642: recipe for target 'minidump.o' failed Makefile:8831: recipe for target 'dlls/dbghelp' failed Task: The wow32 build failed
Zebediah Figura <z.figura12(a)gmail.com> writes:
+__ASM_GLOBAL_FUNC( do_x86cpuid, + "pushl %esi\n\t" + "pushl %ebx\n\t" + "movl 4(%esp),%eax\n\t" + "movl 8(%esp),%esi\n\t" + "cpuid\n\t" + "movl %eax,(%esi)\n\t" + "movl %ebx,4(%esi)\n\t" + "movl %ecx,8(%esi)\n\t" + "movl %edx,12(%esi)\n\t" + "popl %ebx\n\t" + "popl %esi\n\t" + "ret" );
This cannot possibly work, the stack offsets are wrong. -- Alexandre Julliard julliard(a)winehq.org
participants (3)
-
Alexandre Julliard -
Marvin -
Zebediah Figura