X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=mono%2Futils%2Fmono-sigcontext.h;h=03247cf02a68d33381c602bbfb89d4a9527e4f2d;hb=62dda654985c6b4286660878479bf989fcef0467;hp=09e2a34bbd9abe84e60bcdb000b58714cdbd43fb;hpb=771a6684de1292eeb16149f1aac7593b7f08bd9d;p=mono.git

diff --git a/mono/utils/mono-sigcontext.h b/mono/utils/mono-sigcontext.h
index 09e2a34bbd9..03247cf02a6 100644
--- a/mono/utils/mono-sigcontext.h
+++ b/mono/utils/mono-sigcontext.h
@@ -2,17 +2,28 @@
 #define __MONO_MONO_SIGCONTEXT_H__
 
 #include <config.h>
+#if defined(PLATFORM_ANDROID)
+#include <asm/sigcontext.h>
+#endif
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#ifdef HAVE_SIGNAL_H
+#include <signal.h>
+#endif
 
-#if defined(__i386__)
+#if defined(TARGET_X86)
 
-#if defined(__FreeBSD__) || defined(__APPLE__)
+#if defined(__FreeBSD__) || defined(__APPLE__) || defined(__DragonFly__)
 #include <ucontext.h>
 #endif
 #if defined(__APPLE__)
 #include <AvailabilityMacros.h>
 #endif
 
-#if defined(__FreeBSD__)
+#if defined(__FreeBSD__) || defined(__DragonFly__)
 	#define UCONTEXT_REG_EAX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_eax)
 	#define UCONTEXT_REG_EBX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_ebx)
 	#define UCONTEXT_REG_ECX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_ecx)
@@ -23,7 +34,7 @@
 	#define UCONTEXT_REG_EDI(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_edi)
 	#define UCONTEXT_REG_EIP(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_eip)
 #elif defined(__APPLE__)
-#  if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
+#  if defined (TARGET_IOS) || (MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5)
 	#define UCONTEXT_REG_EAX(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__eax)
 	#define UCONTEXT_REG_EBX(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__ebx)
 	#define UCONTEXT_REG_ECX(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__ecx)
@@ -55,16 +66,81 @@
 	#define UCONTEXT_REG_EDI(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_EDI])
 	#define UCONTEXT_REG_EIP(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_EIP])
 #elif defined(__OpenBSD__)
-	#define UCONTEXT_REG_EAX(ctx) ((ctx)->sc_eax)
-	#define UCONTEXT_REG_EBX(ctx) ((ctx)->sc_ebx)
-	#define UCONTEXT_REG_ECX(ctx) ((ctx)->sc_ecx)
-	#define UCONTEXT_REG_EDX(ctx) ((ctx)->sc_edx)
-	#define UCONTEXT_REG_EBP(ctx) ((ctx)->sc_ebp)
-	#define UCONTEXT_REG_ESP(ctx) ((ctx)->sc_esp)
-	#define UCONTEXT_REG_ESI(ctx) ((ctx)->sc_esi)
-	#define UCONTEXT_REG_EDI(ctx) ((ctx)->sc_edi)
-	#define UCONTEXT_REG_EIP(ctx) ((ctx)->sc_eip)
+    #define UCONTEXT_REG_EAX(ctx) (((ucontext_t*)(ctx))->sc_eax)
+	#define UCONTEXT_REG_EBX(ctx) (((ucontext_t*)(ctx))->sc_ebx)
+	#define UCONTEXT_REG_ECX(ctx) (((ucontext_t*)(ctx))->sc_ecx)
+	#define UCONTEXT_REG_EDX(ctx) (((ucontext_t*)(ctx))->sc_edx)
+	#define UCONTEXT_REG_EBP(ctx) (((ucontext_t*)(ctx))->sc_ebp)
+	#define UCONTEXT_REG_ESP(ctx) (((ucontext_t*)(ctx))->sc_esp)
+	#define UCONTEXT_REG_ESI(ctx) (((ucontext_t*)(ctx))->sc_esi)
+	#define UCONTEXT_REG_EDI(ctx) (((ucontext_t*)(ctx))->sc_edi)
+	#define UCONTEXT_REG_EIP(ctx) (((ucontext_t*)(ctx))->sc_eip)
+#elif defined(PLATFORM_SOLARIS)
+	#define UCONTEXT_REG_EAX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.gregs [EAX])
+	#define UCONTEXT_REG_EBX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.gregs [EBX])
+	#define UCONTEXT_REG_ECX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.gregs [ECX])
+	#define UCONTEXT_REG_EDX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.gregs [EDX])
+	#define UCONTEXT_REG_EBP(ctx) (((ucontext_t*)(ctx))->uc_mcontext.gregs [EBP])
+	#define UCONTEXT_REG_ESP(ctx) (((ucontext_t*)(ctx))->uc_mcontext.gregs [ESP])
+	#define UCONTEXT_REG_ESI(ctx) (((ucontext_t*)(ctx))->uc_mcontext.gregs [ESI])
+	#define UCONTEXT_REG_EDI(ctx) (((ucontext_t*)(ctx))->uc_mcontext.gregs [EDI])
+	#define UCONTEXT_REG_EIP(ctx) (((ucontext_t*)(ctx))->uc_mcontext.gregs [EIP])
 #else
+
+#if defined(TARGET_ANDROID)
+/* No ucontext.h as of NDK v6b */
+typedef int greg_t;
+#define NGREG 19
+typedef greg_t gregset_t [NGREG];
+enum
+{
+  REG_GS = 0,
+# define REG_GS         REG_GS
+  REG_FS,
+# define REG_FS         REG_FS
+  REG_ES,
+# define REG_ES         REG_ES
+  REG_DS,
+# define REG_DS         REG_DS
+  REG_EDI,
+# define REG_EDI        REG_EDI
+  REG_ESI,
+# define REG_ESI        REG_ESI
+  REG_EBP,
+# define REG_EBP        REG_EBP
+  REG_ESP,
+# define REG_ESP        REG_ESP
+  REG_EBX,
+# define REG_EBX        REG_EBX
+  REG_EDX,
+# define REG_EDX        REG_EDX
+  REG_ECX,
+# define REG_ECX        REG_ECX
+  REG_EAX,
+# define REG_EAX        REG_EAX
+  REG_TRAPNO,
+# define REG_TRAPNO     REG_TRAPNO
+  REG_ERR,
+# define REG_ERR        REG_ERR
+  REG_EIP,
+# define REG_EIP        REG_EIP
+};
+
+typedef struct {
+    gregset_t gregs;
+	/* Many missing fields */
+} mcontext_t;
+
+typedef struct ucontext {
+    unsigned long int uc_flags;
+    struct ucontext *uc_link;
+    stack_t uc_stack;
+    mcontext_t uc_mcontext;
+	/* Many missing fields */
+} ucontext_t;
+
+#endif
+
 	#define UCONTEXT_REG_EAX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.gregs [REG_EAX])
 	#define UCONTEXT_REG_EBX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.gregs [REG_EBX])
 	#define UCONTEXT_REG_ECX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.gregs [REG_ECX])
@@ -76,7 +152,11 @@
 	#define UCONTEXT_REG_EIP(ctx) (((ucontext_t*)(ctx))->uc_mcontext.gregs [REG_EIP])
 #endif
 
-#elif defined(__x86_64__)
+#elif defined(TARGET_AMD64)
+
+#if defined(__FreeBSD__)
+#include <ucontext.h>
+#endif
 
 #if defined(__APPLE__)
 	#define UCONTEXT_REG_RAX(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__rax)
@@ -88,27 +168,65 @@
 	#define UCONTEXT_REG_RSI(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__rsi)
 	#define UCONTEXT_REG_RDI(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__rdi)
 	#define UCONTEXT_REG_RIP(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__rip)
+	#define UCONTEXT_REG_R8(ctx)  (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r8)
+	#define UCONTEXT_REG_R9(ctx)  (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r9)
+	#define UCONTEXT_REG_R10(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r10)
+	#define UCONTEXT_REG_R11(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r11)
 	#define UCONTEXT_REG_R12(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r12)
 	#define UCONTEXT_REG_R13(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r13)
 	#define UCONTEXT_REG_R14(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r14)
 	#define UCONTEXT_REG_R15(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r15)
 #elif defined(__FreeBSD__)
-#define UCONTEXT_GREGS(ctx)	((guint64*)&(((ucontext_t*)(ctx))->uc_mcontext))
+	#define UCONTEXT_REG_RAX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_rax)
+	#define UCONTEXT_REG_RBX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_rbx)
+	#define UCONTEXT_REG_RCX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_rcx)
+	#define UCONTEXT_REG_RDX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_rdx)
+	#define UCONTEXT_REG_RBP(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_rbp)
+	#define UCONTEXT_REG_RSP(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_rsp)
+	#define UCONTEXT_REG_RSI(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_rsi)
+	#define UCONTEXT_REG_RDI(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_rdi)
+	#define UCONTEXT_REG_RIP(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_rip)
+	#define UCONTEXT_REG_R8(ctx)  (((ucontext_t*)(ctx))->uc_mcontext.mc_r8)
+	#define UCONTEXT_REG_R9(ctx)  (((ucontext_t*)(ctx))->uc_mcontext.mc_r9)
+	#define UCONTEXT_REG_R10(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_r10)
+	#define UCONTEXT_REG_R11(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_r11)
+	#define UCONTEXT_REG_R12(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_r12)
+	#define UCONTEXT_REG_R13(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_r13)
+	#define UCONTEXT_REG_R14(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_r14)
+	#define UCONTEXT_REG_R15(ctx) (((ucontext_t*)(ctx))->uc_mcontext.mc_r15)
+#elif defined(__NetBSD__)
+	#define UCONTEXT_REG_RAX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_RAX])
+	#define UCONTEXT_REG_RBX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_RBX])
+	#define UCONTEXT_REG_RCX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_RCX])
+	#define UCONTEXT_REG_RDX(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_RDX])
+	#define UCONTEXT_REG_RBP(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_RBP])
+	#define UCONTEXT_REG_RSP(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_RSP])
+	#define UCONTEXT_REG_RSI(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_RSI])
+	#define UCONTEXT_REG_RDI(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_RDI])
+	#define UCONTEXT_REG_RIP(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_RIP])
+	#define UCONTEXT_REG_R12(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_R12])
+	#define UCONTEXT_REG_R13(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_R13])
+	#define UCONTEXT_REG_R14(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_R14])
+	#define UCONTEXT_REG_R15(ctx) (((ucontext_t*)(ctx))->uc_mcontext.__gregs [_REG_R15])
 #elif defined(__OpenBSD__)
     /* OpenBSD/amd64 has no gregs array, ucontext_t == sigcontext */
-	#define UCONTEXT_REG_RAX(ctx) ((ctx)->sc_rax)
-	#define UCONTEXT_REG_RBX(ctx) ((ctx)->sc_rbx)
-	#define UCONTEXT_REG_RCX(ctx) ((ctx)->sc_rcx)
-	#define UCONTEXT_REG_RDX(ctx) ((ctx)->sc_rdx)
-	#define UCONTEXT_REG_RBP(ctx) ((ctx)->sc_rbp)
-	#define UCONTEXT_REG_RSP(ctx) ((ctx)->sc_rsp)
-	#define UCONTEXT_REG_RSI(ctx) ((ctx)->sc_rsi)
-	#define UCONTEXT_REG_RDI(ctx) ((ctx)->sc_rdi)
-	#define UCONTEXT_REG_RIP(ctx) ((ctx)->sc_rip)
-	#define UCONTEXT_REG_R12(ctx) ((ctx)->sc_r12)
-	#define UCONTEXT_REG_R13(ctx) ((ctx)->sc_r13)
-	#define UCONTEXT_REG_R14(ctx) ((ctx)->sc_r14)
-	#define UCONTEXT_REG_R15(ctx) ((ctx)->sc_r15)
+	#define UCONTEXT_REG_RAX(ctx) (((ucontext_t*)(ctx))->sc_rax)
+	#define UCONTEXT_REG_RBX(ctx) (((ucontext_t*)(ctx))->sc_rbx)
+	#define UCONTEXT_REG_RCX(ctx) (((ucontext_t*)(ctx))->sc_rcx)
+	#define UCONTEXT_REG_RDX(ctx) (((ucontext_t*)(ctx))->sc_rdx)
+	#define UCONTEXT_REG_RBP(ctx) (((ucontext_t*)(ctx))->sc_rbp)
+	#define UCONTEXT_REG_RSP(ctx) (((ucontext_t*)(ctx))->sc_rsp)
+	#define UCONTEXT_REG_RSI(ctx) (((ucontext_t*)(ctx))->sc_rsi)
+	#define UCONTEXT_REG_RDI(ctx) (((ucontext_t*)(ctx))->sc_rdi)
+	#define UCONTEXT_REG_RIP(ctx) (((ucontext_t*)(ctx))->sc_rip)
+	#define UCONTEXT_REG_R8(ctx) (((ucontext_t*)(ctx))->sc_r8)
+	#define UCONTEXT_REG_R9(ctx) (((ucontext_t*)(ctx))->sc_r9)
+	#define UCONTEXT_REG_R10(ctx) (((ucontext_t*)(ctx))->sc_r10)
+	#define UCONTEXT_REG_R11(ctx) (((ucontext_t*)(ctx))->sc_r11)
+	#define UCONTEXT_REG_R12(ctx) (((ucontext_t*)(ctx))->sc_r12)
+	#define UCONTEXT_REG_R13(ctx) (((ucontext_t*)(ctx))->sc_r13)
+	#define UCONTEXT_REG_R14(ctx) (((ucontext_t*)(ctx))->sc_r14)
+	#define UCONTEXT_REG_R15(ctx) (((ucontext_t*)(ctx))->sc_r15)
 #else
 #define UCONTEXT_GREGS(ctx)	((guint64*)&(((ucontext_t*)(ctx))->uc_mcontext.gregs))
 #endif
@@ -123,6 +241,10 @@
 #define UCONTEXT_REG_RSI(ctx) (UCONTEXT_GREGS ((ctx)) [REG_RSI])
 #define UCONTEXT_REG_RDI(ctx) (UCONTEXT_GREGS ((ctx)) [REG_RDI])
 #define UCONTEXT_REG_RIP(ctx) (UCONTEXT_GREGS ((ctx)) [REG_RIP])
+#define UCONTEXT_REG_R8(ctx)  (UCONTEXT_GREGS ((ctx)) [REG_R8])
+#define UCONTEXT_REG_R9(ctx)  (UCONTEXT_GREGS ((ctx)) [REG_R9])
+#define UCONTEXT_REG_R10(ctx) (UCONTEXT_GREGS ((ctx)) [REG_R10])
+#define UCONTEXT_REG_R11(ctx) (UCONTEXT_GREGS ((ctx)) [REG_R11])
 #define UCONTEXT_REG_R12(ctx) (UCONTEXT_GREGS ((ctx)) [REG_R12])
 #define UCONTEXT_REG_R13(ctx) (UCONTEXT_GREGS ((ctx)) [REG_R13])
 #define UCONTEXT_REG_R14(ctx) (UCONTEXT_GREGS ((ctx)) [REG_R14])
@@ -179,6 +301,116 @@
 	#define UCONTEXT_REG_LNK(ctx)     ((ctx)->uc_mcontext.mc_lr)
 #endif
 
+#elif defined(TARGET_ARM)
+#if defined(__APPLE__)
+	typedef ucontext_t arm_ucontext;
+
+	#define UCONTEXT_REG_PC(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__pc)
+	#define UCONTEXT_REG_SP(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__sp)
+	#define UCONTEXT_REG_LR(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__lr)
+	#define UCONTEXT_REG_R0(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r[0])
+	#define UCONTEXT_REG_R1(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r[1])
+	#define UCONTEXT_REG_R2(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r[2])
+	#define UCONTEXT_REG_R3(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r[3])
+	#define UCONTEXT_REG_R4(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r[4])
+	#define UCONTEXT_REG_R5(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r[5])
+	#define UCONTEXT_REG_R6(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r[6])
+	#define UCONTEXT_REG_R7(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r[7])
+	#define UCONTEXT_REG_R8(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r[8])
+	#define UCONTEXT_REG_R9(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r[9])
+	#define UCONTEXT_REG_R10(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r[10])
+	#define UCONTEXT_REG_R11(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r[11])
+	#define UCONTEXT_REG_R12(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__r[12])
+	#define UCONTEXT_REG_CPSR(ctx) (((ucontext_t*)(ctx))->uc_mcontext->__ss.__cpsr)
+	#define UCONTEXT_REG_VFPREGS(ctx) (double*)(((ucontext_t*)(ctx))->uc_mcontext->__fs.__r)
+#elif defined(__linux__)
+	typedef struct arm_ucontext {
+		unsigned long       uc_flags;
+		struct arm_ucontext *uc_link;
+		struct {
+			void *p;
+			int flags;
+			size_t size;
+		} sstack_data;
+		struct sigcontext sig_ctx;
+		/* some 2.6.x kernel has fp data here after a few other fields
+		* we don't use them for now...
+		*/
+	} arm_ucontext;
+	#define UCONTEXT_REG_PC(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_pc)
+	#define UCONTEXT_REG_SP(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_sp)
+	#define UCONTEXT_REG_LR(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_lr)
+	#define UCONTEXT_REG_R0(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_r0)
+	#define UCONTEXT_REG_R1(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_r1)
+	#define UCONTEXT_REG_R2(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_r2)
+	#define UCONTEXT_REG_R3(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_r3)
+	#define UCONTEXT_REG_R4(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_r4)
+	#define UCONTEXT_REG_R5(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_r5)
+	#define UCONTEXT_REG_R6(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_r6)
+	#define UCONTEXT_REG_R7(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_r7)
+	#define UCONTEXT_REG_R8(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_r8)
+	#define UCONTEXT_REG_R9(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_r9)
+	#define UCONTEXT_REG_R10(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_r10)
+	#define UCONTEXT_REG_R11(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_fp)
+	#define UCONTEXT_REG_R12(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_ip)
+	#define UCONTEXT_REG_CPSR(ctx) (((arm_ucontext*)(ctx))->sig_ctx.arm_cpsr)
+#endif
+#elif defined(__mips__)
+
+# if HAVE_UCONTEXT_H
+#  include <ucontext.h>
+# endif
+
+/* No ucontext.h */
+#if defined(TARGET_ANDROID)
+
+#define NGREG   32
+#define NFPREG  32
+
+typedef unsigned long gregset_t[NGREG];
+
+typedef struct fpregset {
+	union {
+		double  fp_dregs[NFPREG];
+		struct {
+			float           _fp_fregs;
+			unsigned int    _fp_pad;
+		} fp_fregs[NFPREG];
+	} fp_r;
+} fpregset_t;
+
+typedef struct
+  {
+    unsigned int regmask;
+    unsigned int status;
+    unsigned long pc;
+    gregset_t gregs;
+    fpregset_t fpregs;
+	  /* missing fields follow */
+} mcontext_t;
+
+typedef struct ucontext
+  {
+    unsigned long int uc_flags;
+    struct ucontext *uc_link;
+    stack_t uc_stack;
+    mcontext_t uc_mcontext;
+	  /* missing fields follow */
+  } ucontext_t;
+
+#endif
+
+# define UCONTEXT_GREGS(ctx)	(((ucontext_t *)(ctx))->uc_mcontext.gregs)
+# define UCONTEXT_FPREGS(ctx)	(((ucontext_t *)(ctx))->uc_mcontext.fpregs.fp_r.fp_dregs)
+# define UCONTEXT_REG_PC(ctx)	(((ucontext_t *)(ctx))->uc_mcontext.pc)
+
+#elif defined(__s390x__)
+
+# if HAVE_UCONTEXT_H
+#  include <ucontext.h>
+# endif
+
+# define UCONTEXT_GREGS(ctx)	(((ucontext_t *)(ctx))->uc_mcontext.gregs)
 #endif
 
 #endif