#include <signal.h>
#endif
+#ifdef HOST_WATCHOS
+#include <libunwind.h>
+#endif
+
/*
* General notes about mono-context.
* Each arch defines a MonoContext struct with all GPR regs + IP/PC.
/*HACK, move this to an eventual mono-signal.c*/
#if defined( __linux__) || defined(__sun) || defined(__APPLE__) || defined(__NetBSD__) || \
defined(__FreeBSD__) || defined(__OpenBSD__)
-#define MONO_SIGNAL_USE_SIGACTION
+#ifdef HAVE_SIGACTION
+#define MONO_SIGNAL_USE_SIGACTION 1
+#endif
#endif
#if defined(__native_client__)
#elif (defined(__x86_64__) && !defined(MONO_CROSS_COMPILE)) || (defined(TARGET_AMD64)) /* defined(__i386__) */
+#include <mono/arch/amd64/amd64-codegen.h>
#if !defined( HOST_WIN32 ) && !defined(__native_client__) && !defined(__native_client_codegen__)
+#ifdef HAVE_SIGACTION
#define MONO_SIGNAL_USE_SIGACTION 1
+#endif
#endif
typedef struct {
- mgreg_t rax;
- mgreg_t rbx;
- mgreg_t rcx;
- mgreg_t rdx;
- mgreg_t rbp;
- mgreg_t rsp;
- mgreg_t rsi;
- mgreg_t rdi;
- mgreg_t r8;
- mgreg_t r9;
- mgreg_t r10;
- mgreg_t r11;
- mgreg_t r12;
- mgreg_t r13;
- mgreg_t r14;
- mgreg_t r15;
- mgreg_t rip;
+ mgreg_t gregs [AMD64_NREG];
+ double fregs [AMD64_XMM_NREG];
} MonoContext;
-#define MONO_CONTEXT_SET_IP(ctx,ip) do { (ctx)->rip = (mgreg_t)(ip); } while (0);
-#define MONO_CONTEXT_SET_BP(ctx,bp) do { (ctx)->rbp = (mgreg_t)(bp); } while (0);
-#define MONO_CONTEXT_SET_SP(ctx,esp) do { (ctx)->rsp = (mgreg_t)(esp); } while (0);
+#define MONO_CONTEXT_SET_IP(ctx,ip) do { (ctx)->gregs [AMD64_RIP] = (mgreg_t)(ip); } while (0);
+#define MONO_CONTEXT_SET_BP(ctx,bp) do { (ctx)->gregs [AMD64_RBP] = (mgreg_t)(bp); } while (0);
+#define MONO_CONTEXT_SET_SP(ctx,esp) do { (ctx)->gregs [AMD64_RSP] = (mgreg_t)(esp); } while (0);
-#define MONO_CONTEXT_GET_IP(ctx) ((gpointer)((ctx)->rip))
-#define MONO_CONTEXT_GET_BP(ctx) ((gpointer)((ctx)->rbp))
-#define MONO_CONTEXT_GET_SP(ctx) ((gpointer)((ctx)->rsp))
+#define MONO_CONTEXT_GET_IP(ctx) ((gpointer)((ctx)->gregs [AMD64_RIP]))
+#define MONO_CONTEXT_GET_BP(ctx) ((gpointer)((ctx)->gregs [AMD64_RBP]))
+#define MONO_CONTEXT_GET_SP(ctx) ((gpointer)((ctx)->gregs [AMD64_RSP]))
-#if defined(__native_client__)
+#if defined (HOST_WIN32) && !defined(__GNUC__)
+/* msvc doesn't support inline assembly, so have to use a separate .asm file */
+extern void mono_context_get_current (void *);
+#define MONO_CONTEXT_GET_CURRENT(ctx) do { mono_context_get_current((void*)&(ctx)); } while (0)
+
+#elif defined(__native_client__)
#define MONO_CONTEXT_GET_CURRENT(ctx) \
__asm__ __volatile__( \
"movq $0x0, %%nacl:0x00(%%r15, %0, 1)\n" \
: "rdx", "memory")
#endif
-#if !defined(HOST_WIN32)
#define MONO_ARCH_HAS_MONO_CONTEXT 1
-#endif
#elif (defined(__arm__) && !defined(MONO_CROSS_COMPILE)) || (defined(TARGET_ARM)) /* defined(__x86_64__) */
+#include <mono/arch/arm/arm-codegen.h>
+
typedef struct {
mgreg_t pc;
mgreg_t regs [16];
#define MONO_CONTEXT_GET_BP(ctx) ((gpointer)((ctx)->regs [ARMREG_FP]))
#define MONO_CONTEXT_GET_SP(ctx) ((gpointer)((ctx)->regs [ARMREG_SP]))
+#if defined(HOST_WATCHOS)
+
+#define MONO_CONTEXT_GET_CURRENT(ctx) do { \
+ unw_context_t uctx; \
+ unw_cursor_t c; \
+ unw_word_t data; \
+ g_assert (unw_getcontext (&uctx) == 0); \
+ g_assert (unw_init_local (&c, &uctx) == 0); \
+ for (int reg = 0; reg < 13; ++reg) { \
+ unw_get_reg (&c, (unw_regnum_t) UNW_ARM_R0 + reg, &data); \
+ ctx.regs[reg] = data; \
+ } \
+ unw_get_reg (&c, UNW_ARM_SP, &data); \
+ ctx.regs[ARMREG_SP] = data; \
+ unw_get_reg (&c, UNW_ARM_LR, &data); \
+ ctx.regs[ARMREG_LR] = data; \
+ unw_get_reg (&c, UNW_ARM_IP, &data); \
+ ctx.regs[ARMREG_PC] = data; \
+ ctx.pc = ctx.regs[ARMREG_PC]; \
+ for (int reg = 0; reg < 16; ++reg) { \
+ unw_get_reg (&c, (unw_regnum_t) UNW_ARM_D0 + reg, &data); \
+ ctx.fregs[reg] = data; \
+ } \
+} while (0);
+
+#else
+
#define MONO_CONTEXT_GET_CURRENT(ctx) do { \
__asm__ __volatile__( \
"push {r0}\n" \
ctx.pc = ctx.regs [15]; \
} while (0)
+#endif
+
+#define MONO_ARCH_HAS_MONO_CONTEXT 1
+
#elif (defined(__aarch64__) && !defined(MONO_CROSS_COMPILE)) || (defined(TARGET_ARM64))
#include <mono/arch/arm64/arm64-codegen.h>
); \
} while (0)
+#define MONO_ARCH_HAS_MONO_CONTEXT 1
+
#elif defined(__mono_ppc__) /* defined(__arm__) */
/* we define our own structure and we'll copy the data
#elif ((defined(__mips__) && !defined(MONO_CROSS_COMPILE)) || (defined(TARGET_MIPS))) && SIZEOF_REGISTER == 4 /* defined(__ia64__) */
+#include <mono/arch/mips/mips-codegen.h>
+
typedef struct {
mgreg_t sc_pc;
mgreg_t sc_regs [32];
#endif
-void mono_sigctx_to_monoctx (void *sigctx, MonoContext *mctx) MONO_INTERNAL;
-void mono_monoctx_to_sigctx (MonoContext *mctx, void *sigctx) MONO_INTERNAL;
+/*
+ * The naming is misleading, the SIGCTX argument should be the platform's context
+ * structure (ucontext_c on posix, CONTEXT on windows).
+ */
+void mono_sigctx_to_monoctx (void *sigctx, MonoContext *mctx);
+
+/*
+ * This will not completely initialize SIGCTX since MonoContext contains less
+ * information that the system context. The caller should obtain a SIGCTX from
+ * the system, and use this function to override the parts of it which are
+ * also in MonoContext.
+ */
+void mono_monoctx_to_sigctx (MonoContext *mctx, void *sigctx);
#endif /* __MONO_MONO_CONTEXT_H__ */