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Fix ucontext structure for Android on x86

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Review URL: https://chromiumcodereview.appspot.com/10310116
Patch from Lijuan Xiao <lijuan.xiao@intel.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@11559 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
This commit is contained in:
ulan@chromium.org 2012-05-15 09:19:00 +00:00
parent 731e4ed33b
commit bd1070b6ad
1 changed files with 9 additions and 30 deletions
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39
src/platform-linux.cc
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@ -966,43 +966,22 @@ typedef struct ucontext {
#elif !defined(__GLIBC__) && defined(__i386__)
// x86 version for Android.
struct _libc_fpreg {
uint16_t significand[4];
uint16_t exponent;
struct sigcontext {
uint32_t gregs[19];
void* fpregs;
uint32_t oldmask;
uint32_t cr2;
};
struct _libc_fpstate {
uint64_t cw;
uint64_t sw;
uint64_t tag;
uint64_t ipoff;
uint64_t cssel;
uint64_t dataoff;
uint64_t datasel;
struct _libc_fpreg _st[8];
uint64_t status;
};
typedef struct _libc_fpstate *fpregset_t;
typedef struct mcontext {
int32_t gregs[19];
fpregset_t fpregs;
int64_t oldmask;
int64_t cr2;
} mcontext_t;
typedef uint64_t __sigset_t;
typedef uint32_t __sigset_t;
typedef struct sigcontext mcontext_t;
typedef struct ucontext {
uint64_t uc_flags;
struct ucontext *uc_link;
uint32_t uc_flags;
struct ucontext* uc_link;
stack_t uc_stack;
mcontext_t uc_mcontext;
__sigset_t uc_sigmask;
struct _libc_fpstate __fpregs_mem;
} ucontext_t;
enum { REG_EBP = 6, REG_ESP = 7, REG_EIP = 14 };
#endif