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Code Issues 6 Pull Requests Releases Wiki Activity

Drop has_restricted_stack_args flag

This commit is contained in:
Corinna Vinschen 2015-12-15 14:55:48 +01:00
parent 6f560555bd
commit 380b9affd1
3 changed files with 0 additions and 16 deletions
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6
winsup/cygwin/exceptions.cc
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@ -354,12 +354,6 @@ stack_info::walk ()
/* The arguments follow the return address */
sf.Params[0] = (_ADDR) *++framep;
/* Hack for XP/2K3 WOW64. If the first stack param points to the
application entry point, we can only fetch one additional
parameter. Accessing anything beyond this address results in
a SEGV. This is fixed in Vista/2K8 WOW64. */
if (wincap.has_restricted_stack_args () && sf.Params[0] == 0x401000)
nparams = 2;
for (unsigned i = 1; i < nparams; i++)
sf.Params[i] = (_ADDR) *++framep;
}

8
winsup/cygwin/wincap.cc
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@ -24,7 +24,6 @@ wincaps wincap_xpsp2 __attribute__((section (".cygwin_dll_common"), shared)) = {
has_mandatory_integrity_control:false,
needs_count_in_si_lpres2:false,
has_gaa_largeaddress_bug:false,
has_restricted_stack_args:false,
has_transactions:false,
has_sendmsg:false,
has_broken_udf:true,
@ -56,7 +55,6 @@ wincaps wincap_2003 __attribute__((section (".cygwin_dll_common"), shared)) = {
has_mandatory_integrity_control:false,
needs_count_in_si_lpres2:false,
has_gaa_largeaddress_bug:false,
has_restricted_stack_args:true,
has_transactions:false,
has_sendmsg:false,
has_broken_udf:true,
@ -88,7 +86,6 @@ wincaps wincap_vista __attribute__((section (".cygwin_dll_common"), shared)) = {
has_mandatory_integrity_control:true,
needs_count_in_si_lpres2:true,
has_gaa_largeaddress_bug:true,
has_restricted_stack_args:false,
has_transactions:true,
has_sendmsg:true,
has_broken_udf:false,
@ -120,7 +117,6 @@ wincaps wincap_7 __attribute__((section (".cygwin_dll_common"), shared)) = {
has_mandatory_integrity_control:true,
needs_count_in_si_lpres2:false,
has_gaa_largeaddress_bug:true,
has_restricted_stack_args:false,
has_transactions:true,
has_sendmsg:true,
has_broken_udf:false,
@ -152,7 +148,6 @@ wincaps wincap_8 __attribute__((section (".cygwin_dll_common"), shared)) = {
has_mandatory_integrity_control:true,
needs_count_in_si_lpres2:false,
has_gaa_largeaddress_bug:false,
has_restricted_stack_args:false,
has_transactions:true,
has_sendmsg:true,
has_broken_udf:false,
@ -184,7 +179,6 @@ wincaps wincap_10 __attribute__((section (".cygwin_dll_common"), shared)) = {
has_mandatory_integrity_control:true,
needs_count_in_si_lpres2:false,
has_gaa_largeaddress_bug:false,
has_restricted_stack_args:false,
has_transactions:true,
has_sendmsg:true,
has_broken_udf:false,
@ -216,7 +210,6 @@ wincaps wincap_10_1511 __attribute__((section (".cygwin_dll_common"), shared)) =
has_mandatory_integrity_control:true,
needs_count_in_si_lpres2:false,
has_gaa_largeaddress_bug:false,
has_restricted_stack_args:false,
has_transactions:true,
has_sendmsg:true,
has_broken_udf:false,
@ -318,7 +311,6 @@ wincapc::init ()
#endif
{
((wincaps *)caps)->needs_count_in_si_lpres2 = false;
((wincaps *)caps)->has_restricted_stack_args = false;
((wincaps *)caps)->wow64_has_secondary_stack = false;
((wincaps *)caps)->has_gaa_largeaddress_bug = false;
((wincaps *)caps)->has_broken_prefetchvm = false;

2
winsup/cygwin/wincap.h
View File

@ -17,7 +17,6 @@ struct wincaps
unsigned has_mandatory_integrity_control : 1;
unsigned needs_count_in_si_lpres2 : 1;
unsigned has_gaa_largeaddress_bug : 1;
unsigned has_restricted_stack_args : 1;
unsigned has_transactions : 1;
unsigned has_sendmsg : 1;
unsigned has_broken_udf : 1;
@ -74,7 +73,6 @@ public:
bool IMPLEMENT (has_mandatory_integrity_control)
bool IMPLEMENT (needs_count_in_si_lpres2)
bool IMPLEMENT (has_gaa_largeaddress_bug)
bool IMPLEMENT (has_restricted_stack_args)
bool IMPLEMENT (has_transactions)
bool IMPLEMENT (has_sendmsg)
bool IMPLEMENT (has_broken_udf)