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-rw-r--r--ChangeLog96
-rw-r--r--sysdeps/arm/sys/ucontext.h19
-rw-r--r--sysdeps/i386/sys/ucontext.h44
-rw-r--r--sysdeps/m68k/sys/ucontext.h19
-rw-r--r--sysdeps/mips/sys/ucontext.h37
-rw-r--r--sysdeps/unix/sysv/linux/alpha/sys/ucontext.h14
-rw-r--r--sysdeps/unix/sysv/linux/m68k/sys/ucontext.h31
-rw-r--r--sysdeps/unix/sysv/linux/mips/sys/ucontext.h88
-rw-r--r--sysdeps/unix/sysv/linux/nios2/sys/ucontext.h12
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h73
-rw-r--r--sysdeps/unix/sysv/linux/s390/sys/ucontext.h37
-rw-r--r--sysdeps/unix/sysv/linux/sh/sys/ucontext.h48
-rw-r--r--sysdeps/unix/sysv/linux/x86/sys/ucontext.h74
13 files changed, 414 insertions, 178 deletions
diff --git a/ChangeLog b/ChangeLog
index d0bed8a..d56331a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,99 @@
+2017-06-01 Joseph Myers <joseph@codesourcery.com>
+
+ [BZ #21457]
+ * sysdeps/arm/sys/ucontext.h (NGREG): Rename to __NGREG and define
+ NGREG to __NGREG if [__USE_MISC].
+ (gregset_t): Define using __NGREG.
+ (__ctx): New macro.
+ (mcontext_t): Use __ctx in defining fields.
+ * sysdeps/i386/sys/ucontext.h (NGREG): Rename to __NGREG and
+ define NGREG to __NGREG if [__USE_MISC].
+ (gregset_t): Define using __NGREG.
+ (__ctx): New macro.
+ (__ctxt): Likewise.
+ (fpregset_t): Use __ctx and __ctxt in defining fields.
+ (mcontext_t): Likewise.
+ * sysdeps/m68k/sys/ucontext.h (NGREG): Rename to __NGREG and
+ define NGREG to __NGREG if [__USE_MISC].
+ (gregset_t): Define using __NGREG.
+ (__ctx): New macro.
+ (mcontext_t): Use __ctx in defining fields.
+ * sysdeps/mips/sys/ucontext.h (NGREG): Rename to __NGREG and
+ define NGREG to __NGREG if [__USE_MISC].
+ (gregset_t): Define using __NGREG.
+ (__ctx): New macro.
+ (fpregset_t): Use __ctx in defining fields.
+ (mcontext_t): Likewise.
+ * sysdeps/unix/sysv/linux/alpha/sys/ucontext.h (NGREG): Rename to
+ __NGREG and define NGREG to __NGREG if [__USE_MISC].
+ (gregset_t): Define using __NGREG.
+ (NFPREG): Rename to __NFPREG and define NFPREG to __NFPREG if
+ [__USE_MISC].
+ (fpregset_t): Define using __NFPREG.
+ * sysdeps/unix/sysv/linux/m68k/sys/ucontext.h (NGREG): Rename to
+ __NGREG and define NGREG to __NGREG if [__USE_MISC].
+ (gregset_t): Define using __NGREG.
+ (__ctx): New macro.
+ (fpregset_t): Use __ctx in defining fields.
+ (mcontext_t): Likewise.
+ * sysdeps/unix/sysv/linux/mips/sys/ucontext.h (NGREG): Rename to
+ __NGREG and define NGREG to __NGREG if [__USE_MISC].
+ (NFPREG): Rename to __NFPREG and define NFPREG to __NFPREG if
+ [__USE_MISC].
+ (gregset_t): Define using __NGREG.
+ (__ctx): New macro.
+ (fpregset_t): Use __ctx in defining fields.
+ (mcontext_t): Likewise.
+ * sysdeps/unix/sysv/linux/nios2/sys/ucontext.h (__ctx): New macro.
+ (mcontext_t): Use __ctx in defining fields.
+ * sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h (__ctx): New
+ macro.
+ [__WORDSIZE == 32] (NGREG): Rename to __NGREG and define NGREG to
+ __NGREG if [__USE_MISC].
+ [__WORDSIZE == 32] (gregset_t): Define using __NGREG.
+ [__WORDSIZE == 32] (fpregset_t): Use __ctx in defining fields.
+ (mcontext_t): Likewise.
+ [__WORDSIZE != 32] (NGREG): Rename to __NGREG and define NGREG to
+ __NGREG if [__USE_MISC].
+ [__WORDSIZE != 32] (NFPREG): Rename to __NFPREG and define NFPREG
+ to __NFPREG if [__USE_MISC].
+ [__WORDSIZE != 32] (NVRREG): Rename to __NVRREG and define NVRREG
+ to __NVRREG if [__USE_MISC].
+ [__WORDSIZE != 32] (gregset_t): Define using __NGREG.
+ [__WORDSIZE != 32] (fpregset_t): Define using __NFPREG.
+ [__WORDSIZE != 32] (vscr_t): Use __ctx in defining fields.
+ [__WORDSIZE != 32] (vrregset_t): Likewise.
+ [__WORDSIZE != 32] (mcontext_t): Likewise.
+ * sysdeps/unix/sysv/linux/s390/sys/ucontext.h (__ctx): New macro.
+ (__psw_t): Use __ctx in defining fields.
+ (NGREG): Rename to __NGREG and define NGREG to __NGREG if
+ [__USE_MISC].
+ (gregset_t): Define using __NGREG.
+ (fpreg_t): Use __ctx in defining fields.
+ (fpregset_t): Likewise.
+ (mcontext_t): Likewise.
+ * sysdeps/unix/sysv/linux/sh/sys/ucontext.h (NGREG): Rename to
+ __NGREG and define NGREG to __NGREG if [__USE_MISC].
+ (gregset_t): Define using __NGREG.
+ (NFPREG): Rename to __NFPREG and define NFPREG to __NFPREG if
+ [__USE_MISC].
+ (fpregset_t): Define using __NFPREG.
+ (__ctx): New macro.
+ (mcontext_t): Use __ctx in defining fields.
+ * sysdeps/unix/sysv/linux/x86/sys/ucontext.h (__ctx): New macro.
+ [__x86_64__] (NGREG): Rename to __NGREG and define NGREG to
+ __NGREG if [__USE_MISC].
+ [__x86_64__] (gregset_t): Define using __NGREG.
+ [__x86_64__] (struct _libc_fpxreg): Use __ctx in defining fields.
+ [__x86_64__] (struct _libc_fpstate): Likewise.
+ [__x86_64__] (mcontext_t): Likewise.
+ [!__x86_64__] (NGREG): Rename to __NGREG and define NGREG to
+ __NGREG if [__USE_MISC].
+ [!__x86_64__] (gregset_t): Define using __NGREG.
+ [!__x86_64__] (struct _libc_fpreg): Use __ctx in defining fields.
+ [!__x86_64__] (struct _libc_fpstate): Likewise.
+ [!__x86_64__] (mcontext_t): Likewise.
+
2017-06-01 Zack Weinberg <zackw@panix.com>
* sysdeps/unix/sysv/linux/microblaze/pt-vfork.S: Don't include
diff --git a/sysdeps/arm/sys/ucontext.h b/sysdeps/arm/sys/ucontext.h
index 37277f0..722300a 100644
--- a/sysdeps/arm/sys/ucontext.h
+++ b/sysdeps/arm/sys/ucontext.h
@@ -30,10 +30,13 @@
typedef int greg_t;
/* Number of general registers. */
-#define NGREG 16
+#define __NGREG 16
+#ifdef __USE_MISC
+# define NGREG __NGREG
+#endif
/* Container for all general registers. */
-typedef greg_t gregset_t[NGREG];
+typedef greg_t gregset_t[__NGREG];
#ifdef __USE_MISC
/* Number of each register is the `gregset_t' array. */
@@ -74,6 +77,12 @@ enum
};
#endif
+#ifdef __USE_MISC
+# define __ctx(fld) fld
+#else
+# define __ctx(fld) __ ## fld
+#endif
+
/* Structure to describe FPU registers. */
typedef struct fpregset
{
@@ -82,10 +91,12 @@ typedef struct fpregset
/* Context to describe whole processor state. */
typedef struct
{
- gregset_t gregs;
- fpregset_t fpregs;
+ gregset_t __ctx(gregs);
+ fpregset_t __ctx(fpregs);
} mcontext_t;
+#undef __ctx
+
/* Userlevel context. */
typedef struct ucontext
{
diff --git a/sysdeps/i386/sys/ucontext.h b/sysdeps/i386/sys/ucontext.h
index a6b936a..fb5df11 100644
--- a/sysdeps/i386/sys/ucontext.h
+++ b/sysdeps/i386/sys/ucontext.h
@@ -31,10 +31,13 @@
typedef int greg_t;
/* Number of general registers. */
-#define NGREG 19
+#define __NGREG 19
+#ifdef __USE_MISC
+# define NGREG __NGREG
+#endif
/* Container for all general registers. */
-typedef greg_t gregset_t[NGREG];
+typedef greg_t gregset_t[__NGREG];
#ifdef __USE_MISC
/* Number of each register is the `gregset_t' array. */
@@ -81,36 +84,47 @@ enum
};
#endif
+#ifdef __USE_MISC
+# define __ctx(fld) fld
+# define __ctxt(tag) tag
+#else
+# define __ctx(fld) __ ## fld
+# define __ctxt(tag) /* Empty. */
+#endif
+
/* Structure to describe FPU registers. */
typedef struct fpregset
{
union
{
- struct fpchip_state
+ struct __ctxt(fpchip_state)
{
- int state[27];
- int status;
- } fpchip_state;
+ int __ctx(state)[27];
+ int __ctx(status);
+ } __ctx(fpchip_state);
- struct fp_emul_space
+ struct __ctxt(fp_emul_space)
{
- char fp_emul[246];
- char fp_epad[2];
- } fp_emul_space;
+ char __ctx(fp_emul)[246];
+ char __ctx(fp_epad)[2];
+ } __ctx(fp_emul_space);
- int f_fpregs[62];
- } fp_reg_set;
+ int __ctx(f_fpregs)[62];
+ } __ctx(fp_reg_set);
- long int f_wregs[33];
+ long int __ctx(f_wregs)[33];
} fpregset_t;
/* Context to describe whole processor state. */
typedef struct
{
- gregset_t gregs;
- fpregset_t fpregs;
+ gregset_t __ctx(gregs);
+ fpregset_t __ctx(fpregs);
} mcontext_t;
+#undef __ctx
+#undef __ctxt
+
/* Userlevel context. */
typedef struct ucontext
{
diff --git a/sysdeps/m68k/sys/ucontext.h b/sysdeps/m68k/sys/ucontext.h
index 2b70e72..a742aaf 100644
--- a/sysdeps/m68k/sys/ucontext.h
+++ b/sysdeps/m68k/sys/ucontext.h
@@ -31,10 +31,13 @@
typedef int greg_t;
/* Number of general registers. */
-#define NGREG 18
+#define __NGREG 18
+#ifdef __USE_MISC
+# define NGREG __NGREG
+#endif
/* Container for all general registers. */
-typedef greg_t gregset_t[NGREG];
+typedef greg_t gregset_t[__NGREG];
#ifdef __USE_MISC
/* Number of each register is the `gregset_t' array. */
@@ -90,13 +93,21 @@ typedef struct fpregset
} fpregset_t;
#endif
+#ifdef __USE_MISC
+# define __ctx(fld) fld
+#else
+# define __ctx(fld) __ ## fld
+#endif
+
/* Context to describe whole processor state. */
typedef struct
{
- int version;
- gregset_t gregs;
+ int __ctx(version);
+ gregset_t __ctx(gregs);
} mcontext_t;
+#undef __ctx
+
#ifdef __USE_MISC
# define MCONTEXT_VERSION 1
#endif
diff --git a/sysdeps/mips/sys/ucontext.h b/sysdeps/mips/sys/ucontext.h
index ebc0609..4bc1bc1 100644
--- a/sysdeps/mips/sys/ucontext.h
+++ b/sysdeps/mips/sys/ucontext.h
@@ -37,10 +37,13 @@ typedef __uint64_t greg_t;
#endif
/* Number of general registers. */
-#define NGREG 36
+#define __NGREG 36
+#ifdef __USE_MISC
+# define NGREG __NGREG
+#endif
/* Container for all general registers. */
-typedef greg_t gregset_t[NGREG];
+typedef greg_t gregset_t[__NGREG];
#ifdef __USE_MISC
/* Number of each register is the `gregset_t' array. */
@@ -121,32 +124,40 @@ enum
};
#endif
+#ifdef __USE_MISC
+# define __ctx(fld) fld
+#else
+# define __ctx(fld) __ ## fld
+#endif
+
/* Structure to describe FPU registers. */
typedef struct fpregset
{
union
{
#if _MIPS_SIM == _ABIO32
- double fp_dregs[16];
- float fp_fregs[32];
- unsigned int fp_regs[32];
+ double __ctx(fp_dregs)[16];
+ float __ctx(fp_fregs)[32];
+ unsigned int __ctx(fp_regs)[32];
#else
- double fp_dregs[32];
- /* float fp_fregs[32]; */
- __uint64_t fp_regs[32];
+ double __ctx(fp_dregs)[32];
+ /* float __ctx(fp_fregs)[32]; */
+ __uint64_t __ctx(fp_regs)[32];
#endif
- } fp_r;
- unsigned int fp_csr;
- unsigned int fp_pad;
+ } __ctx(fp_r);
+ unsigned int __ctx(fp_csr);
+ unsigned int __ctx(fp_pad);
} fpregset_t;
/* Context to describe whole processor state. */
typedef struct
{
- gregset_t gpregs;
- fpregset_t fpregs;
+ gregset_t __ctx(gpregs);
+ fpregset_t __ctx(fpregs);
} mcontext_t;
+#undef __ctx
+
/* Userlevel context. */
typedef struct ucontext
{
diff --git a/sysdeps/unix/sysv/linux/alpha/sys/ucontext.h b/sysdeps/unix/sysv/linux/alpha/sys/ucontext.h
index 09e24a1..b9e5903 100644
--- a/sysdeps/unix/sysv/linux/alpha/sys/ucontext.h
+++ b/sysdeps/unix/sysv/linux/alpha/sys/ucontext.h
@@ -29,19 +29,25 @@
typedef long int greg_t;
/* Number of general registers. */
-#define NGREG 33
+#define __NGREG 33
+#ifdef __USE_MISC
+# define NGREG __NGREG
+#endif
/* Container for all general registers. */
-typedef greg_t gregset_t[NGREG];
+typedef greg_t gregset_t[__NGREG];
/* Type for floating-point register. */
typedef long int fpreg_t;
/* Number of general registers. */
-#define NFPREG 32
+#define __NFPREG 32
+#ifdef __USE_MISC
+# define NFPREG __NFPREG
+#endif
/* Container for all general registers. */
-typedef fpreg_t fpregset_t[NFPREG];
+typedef fpreg_t fpregset_t[__NFPREG];
/* A machine context is exactly a sigcontext. */
diff --git a/sysdeps/unix/sysv/linux/m68k/sys/ucontext.h b/sysdeps/unix/sysv/linux/m68k/sys/ucontext.h
index 0570ec3..e6ecbe6 100644
--- a/sysdeps/unix/sysv/linux/m68k/sys/ucontext.h
+++ b/sysdeps/unix/sysv/linux/m68k/sys/ucontext.h
@@ -31,10 +31,13 @@
typedef int greg_t;
/* Number of general registers. */
-#define NGREG 18
+#define __NGREG 18
+#ifdef __USE_MISC
+# define NGREG __NGREG
+#endif
/* Container for all general registers. */
-typedef greg_t gregset_t[NGREG];
+typedef greg_t gregset_t[__NGREG];
#ifdef __USE_MISC
/* Number of each register is the `gregset_t' array. */
@@ -81,27 +84,35 @@ enum
};
#endif
+#ifdef __USE_MISC
+# define __ctx(fld) fld
+#else
+# define __ctx(fld) __ ## fld
+#endif
+
/* Structure to describe FPU registers. */
typedef struct fpregset
{
- int f_pcr;
- int f_psr;
- int f_fpiaddr;
+ int __ctx(f_pcr);
+ int __ctx(f_psr);
+ int __ctx(f_fpiaddr);
#ifdef __mcoldfire__
- int f_fpregs[8][2];
+ int __ctx(f_fpregs)[8][2];
#else
- int f_fpregs[8][3];
+ int __ctx(f_fpregs)[8][3];
#endif
} fpregset_t;
/* Context to describe whole processor state. */
typedef struct
{
- int version;
- gregset_t gregs;
- fpregset_t fpregs;
+ int __ctx(version);
+ gregset_t __ctx(gregs);
+ fpregset_t __ctx(fpregs);
} mcontext_t;
+#undef __ctx
+
#ifdef __USE_MISC
# define MCONTEXT_VERSION 2
#endif
diff --git a/sysdeps/unix/sysv/linux/mips/sys/ucontext.h b/sysdeps/unix/sysv/linux/mips/sys/ucontext.h
index d15d85d..048e9a4 100644
--- a/sysdeps/unix/sysv/linux/mips/sys/ucontext.h
+++ b/sysdeps/unix/sysv/linux/mips/sys/ucontext.h
@@ -33,21 +33,31 @@
__extension__ typedef unsigned long long int greg_t;
/* Number of general registers. */
-#define NGREG 32
-#define NFPREG 32
+#define __NGREG 32
+#define __NFPREG 32
+#ifdef __USE_MISC
+# define NGREG __NGREG
+# define NFPREG __NFPREG
+#endif
/* Container for all general registers. */
-typedef greg_t gregset_t[NGREG];
+typedef greg_t gregset_t[__NGREG];
+
+#ifdef __USE_MISC
+# define __ctx(fld) fld
+#else
+# define __ctx(fld) __ ## fld
+#endif
/* Container for all FPU registers. */
typedef struct fpregset {
union {
- double fp_dregs[NFPREG];
+ double __ctx(fp_dregs)[__NFPREG];
struct {
float _fp_fregs;
unsigned int _fp_pad;
- } fp_fregs[NFPREG];
- } fp_r;
+ } __ctx(fp_fregs)[__NFPREG];
+ } __ctx(fp_r);
} fpregset_t;
@@ -60,46 +70,48 @@ typedef struct fpregset {
still be rectified. */
typedef struct
{
- unsigned int regmask;
- unsigned int status;
- greg_t pc;
- gregset_t gregs;
- fpregset_t fpregs;
- unsigned int fp_owned;
- unsigned int fpc_csr;
- unsigned int fpc_eir;
- unsigned int used_math;
- unsigned int dsp;
- greg_t mdhi;
- greg_t mdlo;
- unsigned long hi1;
- unsigned long lo1;
- unsigned long hi2;
- unsigned long lo2;
- unsigned long hi3;
- unsigned long lo3;
+ unsigned int __ctx(regmask);
+ unsigned int __ctx(status);
+ greg_t __ctx(pc);
+ gregset_t __ctx(gregs);
+ fpregset_t __ctx(fpregs);
+ unsigned int __ctx(fp_owned);
+ unsigned int __ctx(fpc_csr);
+ unsigned int __ctx(fpc_eir);
+ unsigned int __ctx(used_math);
+ unsigned int __ctx(dsp);
+ greg_t __ctx(mdhi);
+ greg_t __ctx(mdlo);
+ unsigned long __ctx(hi1);
+ unsigned long __ctx(lo1);
+ unsigned long __ctx(hi2);
+ unsigned long __ctx(lo2);
+ unsigned long __ctx(hi3);
+ unsigned long __ctx(lo3);
} mcontext_t;
#else
typedef struct
{
- gregset_t gregs;
- fpregset_t fpregs;
- greg_t mdhi;
- greg_t hi1;
- greg_t hi2;
- greg_t hi3;
- greg_t mdlo;
- greg_t lo1;
- greg_t lo2;
- greg_t lo3;
- greg_t pc;
- unsigned int fpc_csr;
- unsigned int used_math;
- unsigned int dsp;
+ gregset_t __ctx(gregs);
+ fpregset_t __ctx(fpregs);
+ greg_t __ctx(mdhi);
+ greg_t __ctx(hi1);
+ greg_t __ctx(hi2);
+ greg_t __ctx(hi3);
+ greg_t __ctx(mdlo);
+ greg_t __ctx(lo1);
+ greg_t __ctx(lo2);
+ greg_t __ctx(lo3);
+ greg_t __ctx(pc);
+ unsigned int __ctx(fpc_csr);
+ unsigned int __ctx(used_math);
+ unsigned int __ctx(dsp);
unsigned int __glibc_reserved1;
} mcontext_t;
#endif
+#undef __ctx
+
/* Userlevel context. */
typedef struct ucontext
{
diff --git a/sysdeps/unix/sysv/linux/nios2/sys/ucontext.h b/sysdeps/unix/sysv/linux/nios2/sys/ucontext.h
index 72ae1a0..af8d75c 100644
--- a/sysdeps/unix/sysv/linux/nios2/sys/ucontext.h
+++ b/sysdeps/unix/sysv/linux/nios2/sys/ucontext.h
@@ -34,13 +34,21 @@
# define MCONTEXT_VERSION 2
#endif
+#ifdef __USE_MISC
+# define __ctx(fld) fld
+#else
+# define __ctx(fld) __ ## fld
+#endif
+
/* Context to describe whole processor state. */
typedef struct mcontext
{
- int version;
- unsigned long regs[32];
+ int __ctx(version);
+ unsigned long __ctx(regs)[32];
} mcontext_t;
+#undef __ctx
+
/* Userlevel context. */
typedef struct ucontext
{
diff --git a/sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h b/sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h
index c10741c..b460f23 100644
--- a/sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h
+++ b/sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h
@@ -25,19 +25,28 @@
#include <bits/types/stack_t.h>
+#ifdef __USE_MISC
+# define __ctx(fld) fld
+#else
+# define __ctx(fld) __ ## fld
+#endif
+
#if __WORDSIZE == 32
/* Number of general registers. */
-# define NGREG 48
+# define __NGREG 48
+# ifdef __USE_MISC
+# define NGREG __NGREG
+# endif
/* Container for all general registers. */
-typedef unsigned long gregset_t[NGREG];
+typedef unsigned long gregset_t[__NGREG];
/* Container for floating-point registers and status */
typedef struct _libc_fpstate
{
- double fpregs[32];
- double fpscr;
+ double __ctx(fpregs)[32];
+ double __ctx(fpscr);
unsigned int _pad[2];
} fpregset_t;
@@ -45,18 +54,18 @@ typedef struct _libc_fpstate
Needs to be aligned on a 16-byte boundary. */
typedef struct _libc_vrstate
{
- unsigned int vrregs[32][4];
- unsigned int vrsave;
+ unsigned int __ctx(vrregs)[32][4];
+ unsigned int __ctx(vrsave);
unsigned int _pad[2];
- unsigned int vscr;
+ unsigned int __ctx(vscr);
} vrregset_t;
/* Context to describe whole processor state. */
typedef struct
{
- gregset_t gregs;
- fpregset_t fpregs;
- vrregset_t vrregs __attribute__((__aligned__(16)));
+ gregset_t __ctx(gregs);
+ fpregset_t __ctx(fpregs);
+ vrregset_t __ctx(vrregs) __attribute__((__aligned__(16)));
} mcontext_t;
#else
@@ -70,12 +79,18 @@ typedef struct
* is set in AT_HWCAP. */
/* Number of general registers. */
-# define NGREG 48 /* includes r0-r31, nip, msr, lr, etc. */
-# define NFPREG 33 /* includes fp0-fp31 &fpscr. */
-# define NVRREG 34 /* includes v0-v31, vscr, & vrsave in split vectors */
-
-typedef unsigned long gregset_t[NGREG];
-typedef double fpregset_t[NFPREG];
+# define __NGREG 48 /* includes r0-r31, nip, msr, lr, etc. */
+# define __NFPREG 33 /* includes fp0-fp31 &fpscr. */
+# define __NVRREG 34 /* includes v0-v31, vscr, & vrsave in
+ split vectors */
+# ifdef __USE_MISC
+# define NGREG __NGREG
+# define NFPREG __NFPREG
+# define NVRREG __NVRREG
+# endif
+
+typedef unsigned long gregset_t[__NGREG];
+typedef double fpregset_t[__NFPREG];
/* Container for Altivec/VMX Vector Status and Control Register. Only 32-bits
but can only be copied to/from a 128-bit vector register. So we allocated
@@ -83,28 +98,28 @@ typedef double fpregset_t[NFPREG];
typedef struct _libc_vscr
{
unsigned int __pad[3];
- unsigned int vscr_word;
+ unsigned int __ctx(vscr_word);
} vscr_t;
/* Container for Altivec/VMX registers and status.
Must to be aligned on a 16-byte boundary. */
typedef struct _libc_vrstate
{
- unsigned int vrregs[32][4];
- vscr_t vscr;
- unsigned int vrsave;
+ unsigned int __ctx(vrregs)[32][4];
+ vscr_t __ctx(vscr);
+ unsigned int __ctx(vrsave);
unsigned int __pad[3];
} vrregset_t __attribute__((__aligned__(16)));
typedef struct {
unsigned long __glibc_reserved[4];
- int signal;
+ int __ctx(signal);
int __pad0;
- unsigned long handler;
- unsigned long oldmask;
- struct pt_regs *regs;
- gregset_t gp_regs;
- fpregset_t fp_regs;
+ unsigned long __ctx(handler);
+ unsigned long __ctx(oldmask);
+ struct pt_regs *__ctx(regs);
+ gregset_t __ctx(gp_regs);
+ fpregset_t __ctx(fp_regs);
/*
* To maintain compatibility with current implementations the sigcontext is
* extended by appending a pointer (v_regs) to a quadword type (elf_vrreg_t)
@@ -124,12 +139,14 @@ typedef struct {
* The entry with index 33 contains the vrsave as the first word (offset 0)
* within the quadword.
*/
- vrregset_t *v_regs;
- long vmx_reserve[NVRREG+NVRREG+1];
+ vrregset_t *__ctx(v_regs);
+ long __ctx(vmx_reserve)[__NVRREG+__NVRREG+1];
} mcontext_t;
#endif
+#undef __ctx
+
/* Userlevel context. */
typedef struct ucontext
{
diff --git a/sysdeps/unix/sysv/linux/s390/sys/ucontext.h b/sysdeps/unix/sysv/linux/s390/sys/ucontext.h
index 80410fa..183da5c 100644
--- a/sysdeps/unix/sysv/linux/s390/sys/ucontext.h
+++ b/sysdeps/unix/sysv/linux/s390/sys/ucontext.h
@@ -26,11 +26,17 @@
#include <bits/types/stack_t.h>
+#ifdef __USE_MISC
+# define __ctx(fld) fld
+#else
+# define __ctx(fld) __ ## fld
+#endif
+
/* Type for a program status word. */
typedef struct
{
- unsigned long mask;
- unsigned long addr;
+ unsigned long __ctx(mask);
+ unsigned long __ctx(addr);
} __attribute__ ((__aligned__(8))) __psw_t;
/* Type for a general-purpose register. */
@@ -42,35 +48,40 @@ typedef unsigned long greg_t;
that has the same size as s390_regs. This is needed for the
elf_prstatus structure. */
#if __WORDSIZE == 64
-# define NGREG 27
+# define __NGREG 27
#else
-# define NGREG 36
+# define __NGREG 36
+#endif
+#ifdef __USE_MISC
+# define NGREG __NGREG
#endif
/* Must match kernels psw_t alignment. */
-typedef greg_t gregset_t[NGREG] __attribute__ ((__aligned__(8)));
+typedef greg_t gregset_t[__NGREG] __attribute__ ((__aligned__(8)));
typedef union
{
- double d;
- float f;
+ double __ctx(d);
+ float __ctx(f);
} fpreg_t;
/* Register set for the floating-point registers. */
typedef struct
{
- unsigned int fpc;
- fpreg_t fprs[16];
+ unsigned int __ctx(fpc);
+ fpreg_t __ctx(fprs)[16];
} fpregset_t;
/* Context to describe whole processor state. */
typedef struct
{
- __psw_t psw;
- unsigned long gregs[16];
- unsigned int aregs[16];
- fpregset_t fpregs;
+ __psw_t __ctx(psw);
+ unsigned long __ctx(gregs)[16];
+ unsigned int __ctx(aregs)[16];
+ fpregset_t __ctx(fpregs);
} mcontext_t;
+#undef __ctx
+
/* Userlevel context. */
typedef struct ucontext
{
diff --git a/sysdeps/unix/sysv/linux/sh/sys/ucontext.h b/sysdeps/unix/sysv/linux/sh/sys/ucontext.h
index 7444298..d44f95e 100644
--- a/sysdeps/unix/sysv/linux/sh/sys/ucontext.h
+++ b/sysdeps/unix/sysv/linux/sh/sys/ucontext.h
@@ -30,10 +30,13 @@
typedef int greg_t;
/* Number of general registers. */
-#define NGREG 16
+#define __NGREG 16
+#ifdef __USE_MISC
+# define NGREG __NGREG
+#endif
/* Container for all general registers. */
-typedef greg_t gregset_t[NGREG];
+typedef greg_t gregset_t[__NGREG];
#ifdef __USE_MISC
/* Number of each register is the `gregset_t' array. */
@@ -77,29 +80,40 @@ enum
typedef int freg_t;
/* Number of FPU registers. */
-#define NFPREG 16
+#define __NFPREG 16
+#ifdef __USE_MISC
+# define NFPREG __NFPREG
+#endif
/* Structure to describe FPU registers. */
-typedef freg_t fpregset_t[NFPREG];
+typedef freg_t fpregset_t[__NFPREG];
+
+#ifdef __USE_MISC
+# define __ctx(fld) fld
+#else
+# define __ctx(fld) __ ## fld
+#endif
/* Context to describe whole processor state. */
typedef struct
{
- unsigned int oldmask;
- gregset_t gregs;
- unsigned int pc;
- unsigned int pr;
- unsigned int sr;
- unsigned int gbr;
- unsigned int mach;
- unsigned int macl;
- fpregset_t fpregs;
- fpregset_t xfpregs;
- unsigned int fpscr;
- unsigned int fpul;
- unsigned int ownedfp;
+ unsigned int __ctx(oldmask);
+ gregset_t __ctx(gregs);
+ unsigned int __ctx(pc);
+ unsigned int __ctx(pr);
+ unsigned int __ctx(sr);
+ unsigned int __ctx(gbr);
+ unsigned int __ctx(mach);
+ unsigned int __ctx(macl);
+ fpregset_t __ctx(fpregs);
+ fpregset_t __ctx(xfpregs);
+ unsigned int __ctx(fpscr);
+ unsigned int __ctx(fpul);
+ unsigned int __ctx(ownedfp);
} mcontext_t;
+#undef __ctx
+
/* Userlevel context. */
typedef struct ucontext
{
diff --git a/sysdeps/unix/sysv/linux/x86/sys/ucontext.h b/sysdeps/unix/sysv/linux/x86/sys/ucontext.h
index 92a698e..5fd64bf 100644
--- a/sysdeps/unix/sysv/linux/x86/sys/ucontext.h
+++ b/sysdeps/unix/sysv/linux/x86/sys/ucontext.h
@@ -25,16 +25,25 @@
#include <bits/types/stack_t.h>
+#ifdef __USE_MISC
+# define __ctx(fld) fld
+#else
+# define __ctx(fld) __ ## fld
+#endif
+
#ifdef __x86_64__
/* Type for general register. */
__extension__ typedef long long int greg_t;
/* Number of general registers. */
-#define NGREG 23
+#define __NGREG 23
+#ifdef __USE_MISC
+# define NGREG __NGREG
+#endif
/* Container for all general registers. */
-typedef greg_t gregset_t[NGREG];
+typedef greg_t gregset_t[__NGREG];
#ifdef __USE_GNU
/* Number of each register in the `gregset_t' array. */
@@ -91,8 +100,8 @@ enum
struct _libc_fpxreg
{
- unsigned short int significand[4];
- unsigned short int exponent;
+ unsigned short int __ctx(significand)[4];
+ unsigned short int __ctx(exponent);
unsigned short int __glibc_reserved1[3];
};
@@ -104,14 +113,14 @@ struct _libc_xmmreg
struct _libc_fpstate
{
/* 64-bit FXSAVE format. */
- __uint16_t cwd;
- __uint16_t swd;
- __uint16_t ftw;
- __uint16_t fop;
- __uint64_t rip;
- __uint64_t rdp;
- __uint32_t mxcsr;
- __uint32_t mxcr_mask;
+ __uint16_t __ctx(cwd);
+ __uint16_t __ctx(swd);
+ __uint16_t __ctx(ftw);
+ __uint16_t __ctx(fop);
+ __uint64_t __ctx(rip);
+ __uint64_t __ctx(rdp);
+ __uint32_t __ctx(mxcsr);
+ __uint32_t __ctx(mxcr_mask);
struct _libc_fpxreg _st[8];
struct _libc_xmmreg _xmm[16];
__uint32_t __glibc_reserved1[24];
@@ -123,9 +132,9 @@ typedef struct _libc_fpstate *fpregset_t;
/* Context to describe whole processor state. */
typedef struct
{
- gregset_t gregs;
+ gregset_t __ctx(gregs);
/* Note that fpregs is a pointer. */
- fpregset_t fpregs;
+ fpregset_t __ctx(fpregs);
__extension__ unsigned long long __reserved1 [8];
} mcontext_t;
@@ -146,10 +155,13 @@ typedef struct ucontext
typedef int greg_t;
/* Number of general registers. */
-#define NGREG 19
+#define __NGREG 19
+#ifdef __USE_MISC
+# define NGREG __NGREG
+#endif
/* Container for all general registers. */
-typedef greg_t gregset_t[NGREG];
+typedef greg_t gregset_t[__NGREG];
#ifdef __USE_GNU
/* Number of each register is the `gregset_t' array. */
@@ -199,21 +211,21 @@ enum
/* Definitions taken from the kernel headers. */
struct _libc_fpreg
{
- unsigned short int significand[4];
- unsigned short int exponent;
+ unsigned short int __ctx(significand)[4];
+ unsigned short int __ctx(exponent);
};
struct _libc_fpstate
{
- unsigned long int cw;
- unsigned long int sw;
- unsigned long int tag;
- unsigned long int ipoff;
- unsigned long int cssel;
- unsigned long int dataoff;
- unsigned long int datasel;
+ unsigned long int __ctx(cw);
+ unsigned long int __ctx(sw);
+ unsigned long int __ctx(tag);
+ unsigned long int __ctx(ipoff);
+ unsigned long int __ctx(cssel);
+ unsigned long int __ctx(dataoff);
+ unsigned long int __ctx(datasel);
struct _libc_fpreg _st[8];
- unsigned long int status;
+ unsigned long int __ctx(status);
};
/* Structure to describe FPU registers. */
@@ -222,12 +234,12 @@ typedef struct _libc_fpstate *fpregset_t;
/* Context to describe whole processor state. */
typedef struct
{
- gregset_t gregs;
+ gregset_t __ctx(gregs);
/* Due to Linux's history we have to use a pointer here. The SysV/i386
ABI requires a struct with the values. */
- fpregset_t fpregs;
- unsigned long int oldmask;
- unsigned long int cr2;
+ fpregset_t __ctx(fpregs);
+ unsigned long int __ctx(oldmask);
+ unsigned long int __ctx(cr2);
} mcontext_t;
/* Userlevel context. */
@@ -243,4 +255,6 @@ typedef struct ucontext
#endif /* !__x86_64__ */
+#undef __ctx
+
#endif /* sys/ucontext.h */
generated by cgit v1.1 at 2024-12-21 13:07:43 +0000