+/**
+ * \file
+ */
+
#ifndef __MONO_MINI_PPC_H__
#define __MONO_MINI_PPC_H__
#include <mono/arch/ppc/ppc-codegen.h>
#include <mono/utils/mono-sigcontext.h>
#include <mono/utils/mono-context.h>
+#include <mono/metadata/object.h>
#include <glib.h>
#ifdef __mono_ppc64__
-#define MONO_ARCH_CPU_SPEC ppc64_cpu_desc
+#define MONO_ARCH_CPU_SPEC mono_ppc64_cpu_desc
#else
-#define MONO_ARCH_CPU_SPEC ppcg4
+#define MONO_ARCH_CPU_SPEC mono_ppcg4
#endif
#define MONO_MAX_IREGS 32
#define MONO_SAVED_GREGS 19
#define MONO_SAVED_FREGS 18
+#define MONO_PPC_FIRST_SAVED_GREG ppc_r13
+#define MONO_PPC_FIRST_SAVED_FREG ppc_f14
+
#define MONO_ARCH_FRAME_ALIGNMENT 16
/* fixme: align to 16byte instead of 32byte (we align to 32byte to get
#ifdef __mono_ppc64__
#define MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS
#define MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS
-#define PPC_USES_FUNCTION_DESCRIPTOR
-#ifndef __mono_ilp32__
-#define MONO_ARCH_HAVE_TLS_GET 1
-#define MONO_ARCH_ENABLE_MONITOR_IL_FASTPATH 1
+/* ELFv2 ABI doesn't use function descriptors. */
+#if _CALL_ELF == 2
+#undef PPC_USES_FUNCTION_DESCRIPTOR
+#else
+#define PPC_USES_FUNCTION_DESCRIPTOR
#endif
#else /* must be __mono_ppc__ */
-#if 0
-/* enabling this for PPC32 causes hangs in the thread/delegate tests.
- So disable for now. */
-#if defined(__linux__)
-#define MONO_ARCH_ENABLE_MONITOR_IL_FASTPATH 1
-#endif
-#endif
-
-#define MONO_ARCH_HAVE_TLS_GET 1
#define MONO_ARCH_EMULATE_FCONV_TO_I8 1
#define MONO_ARCH_EMULATE_LCONV_TO_R8 1
#define MONO_ARCH_EMULATE_LCONV_TO_R4 1
#define MONO_ARCH_EMULATE_LCONV_TO_R8_UN 1
#define MONO_ARCH_EMULATE_FREM 1
-#define MONO_ARCH_BIGMUL_INTRINS 1
#define MONO_ARCH_GC_MAPS_SUPPORTED 1
/* Parameters used by the register allocator */
-#define MONO_ARCH_CALLEE_REGS ((0xff << ppc_r3) | (1 << ppc_r11) | (1 << ppc_r12))
+#define MONO_ARCH_CALLEE_REGS ((0xff << ppc_r3) | (1 << ppc_r12) | (1 << ppc_r11))
#define MONO_ARCH_CALLEE_SAVED_REGS (0xfffff << ppc_r13) /* ppc_13 - ppc_31 */
#if defined(__APPLE__) || defined(__mono_ppc64__)
#define PPC_STACK_PARAM_OFFSET 24
#define PPC_MINIMAL_STACK_SIZE 24
#define PPC_MINIMAL_PARAM_AREA_SIZE 0
+#define PPC_LARGEST_STRUCT_SIZE_TO_RETURN_VIA_REGISTERS 0
+#define PPC_MOST_FLOAT_STRUCT_MEMBERS_TO_RETURN_VIA_REGISTERS 0
#define PPC_FIRST_ARG_REG ppc_r3
#define PPC_LAST_ARG_REG ppc_r10
#define PPC_FIRST_FPARG_REG ppc_f1
#define PPC_LAST_FPARG_REG ppc_f13
#define PPC_PASS_STRUCTS_BY_VALUE 1
+#define PPC_PASS_SMALL_FLOAT_STRUCTS_IN_FR_REGS 0
+#define PPC_RETURN_SMALL_FLOAT_STRUCTS_IN_FR_REGS 0
+#define PPC_RETURN_SMALL_STRUCTS_IN_REGS 0
+#define MONO_ARCH_HAVE_DECOMPOSE_VTYPE_OPTS 0
+#define MONO_ARCH_RETURN_CAN_USE_MULTIPLE_REGISTERS 0
#else
/* Linux */
#ifdef __mono_ppc64__
#define PPC_RET_ADDR_OFFSET 16
-#define PPC_STACK_PARAM_OFFSET 48
-#define PPC_MINIMAL_STACK_SIZE 48
+ // Power LE abvi2
+ #if (_CALL_ELF == 2)
+ #define PPC_STACK_PARAM_OFFSET 32
+ #define PPC_MINIMAL_STACK_SIZE 32
+ #define PPC_LARGEST_STRUCT_SIZE_TO_RETURN_VIA_REGISTERS 16
+ #define PPC_MOST_FLOAT_STRUCT_MEMBERS_TO_RETURN_VIA_REGISTERS 8
+ #define PPC_PASS_SMALL_FLOAT_STRUCTS_IN_FR_REGS 1
+ #define PPC_RETURN_SMALL_FLOAT_STRUCTS_IN_FR_REGS 1
+ #define PPC_RETURN_SMALL_STRUCTS_IN_REGS 1
+ #define MONO_ARCH_HAVE_DECOMPOSE_VTYPE_OPTS 1
+ #define MONO_ARCH_RETURN_CAN_USE_MULTIPLE_REGISTERS 1
+
+// Define "DEBUG_ELFABIV2" to allow for debugging output for ELF ABI v2 function call and return codegen
+// #define DEBUG_ELFABIV2
+
+ #define MONO_ARCH_LLVM_SUPPORTED 1
+
+ #else
+ #define PPC_STACK_PARAM_OFFSET 48
+ #define PPC_MINIMAL_STACK_SIZE 48
+ #define PPC_LARGEST_STRUCT_SIZE_TO_RETURN_VIA_REGISTERS 0
+ #define PPC_MOST_FLOAT_STRUCT_MEMBERS_TO_RETURN_VIA_REGISTERS 0
+ #define PPC_PASS_SMALL_FLOAT_STRUCTS_IN_FR_REGS 0
+ #define PPC_RETURN_SMALL_FLOAT_STRUCTS_IN_FR_REGS 0
+ #define PPC_RETURN_SMALL_STRUCTS_IN_REGS 0
+ #define MONO_ARCH_HAVE_DECOMPOSE_VTYPE_OPTS 0
+ #define MONO_ARCH_RETURN_CAN_USE_MULTIPLE_REGISTERS 0
+ #endif
+#define MONO_ARCH_HAVE_SETUP_ASYNC_CALLBACK 1
#define PPC_MINIMAL_PARAM_AREA_SIZE 64
#define PPC_LAST_FPARG_REG ppc_f13
#define PPC_PASS_STRUCTS_BY_VALUE 1
-#define PPC_SMALL_RET_STRUCT_IN_REG 0
#define PPC_THREAD_PTR_REG ppc_r13
#else
#define PPC_RET_ADDR_OFFSET 4
#define PPC_MINIMAL_PARAM_AREA_SIZE 0
#define PPC_LAST_FPARG_REG ppc_f8
#define PPC_PASS_STRUCTS_BY_VALUE 0
-#define PPC_SMALL_RET_STRUCT_IN_REG 1
+#define PPC_LARGEST_STRUCT_SIZE_TO_RETURN_VIA_REGISTERS 0
+#define PPC_MOST_FLOAT_STRUCT_MEMBERS_TO_RETURN_VIA_REGISTERS 0
+#define PPC_PASS_SMALL_FLOAT_STRUCTS_IN_FR_REGS 0
+#define PPC_RETURN_SMALL_FLOAT_STRUCTS_IN_FR_REGS 0
+#define PPC_RETURN_SMALL_STRUCTS_IN_REGS 0
+#define MONO_ARCH_HAVE_DECOMPOSE_VTYPE_OPTS 0
+#define MONO_ARCH_RETURN_CAN_USE_MULTIPLE_REGISTERS 0
#define PPC_THREAD_PTR_REG ppc_r2
#endif
+#define MONO_ARCH_HAVE_SIGCTX_TO_MONOCTX 1
#define PPC_FIRST_ARG_REG ppc_r3
#define PPC_LAST_ARG_REG ppc_r10
#define PPC_FIRST_FPARG_REG ppc_f1
#endif
+#define PPC_CALL_REG ppc_r12
+
#if defined(HAVE_WORKING_SIGALTSTACK) && !defined(__APPLE__)
#define MONO_ARCH_SIGSEGV_ON_ALTSTACK 1
#define MONO_ARCH_SIGNAL_STACK_SIZE (12 * 1024)
#endif /* HAVE_WORKING_SIGALTSTACK */
-#define MONO_ARCH_HAVE_CREATE_DELEGATE_TRAMPOLINE
-#define MONO_ARCH_IMT_REG ppc_r12
+#define MONO_ARCH_IMT_REG ppc_r11
-#define MONO_ARCH_VTABLE_REG ppc_r12
+#define MONO_ARCH_VTABLE_REG ppc_r11
#define MONO_ARCH_RGCTX_REG MONO_ARCH_IMT_REG
#define MONO_ARCH_NO_IOV_CHECK 1
#define MONO_ARCH_HAVE_DECOMPOSE_OPTS 1
#define MONO_ARCH_HAVE_DECOMPOSE_LONG_OPTS 1
-#define MONO_ARCH_HAVE_GENERALIZED_IMT_THUNK 1
+#define MONO_ARCH_HAVE_GENERALIZED_IMT_TRAMPOLINE 1
#define MONO_ARCH_HAVE_FULL_AOT_TRAMPOLINES 1
-#define MONO_ARCH_HAVE_XP_UNWIND 1
#define MONO_ARCH_GSHARED_SUPPORTED 1
#if !defined(MONO_CROSS_COMPILE) && !defined(TARGET_PS3)
#define MONO_ARCH_SOFT_DEBUG_SUPPORTED 1
#endif
-#define MONO_ARCH_THIS_AS_FIRST_ARG 1
#define MONO_ARCH_HAVE_OP_TAIL_CALL 1
+#define MONO_ARCH_HAVE_INIT_LMF_EXT 1
#define PPC_NUM_REG_ARGS (PPC_LAST_ARG_REG-PPC_FIRST_ARG_REG+1)
#define PPC_NUM_REG_FPARGS (PPC_LAST_FPARG_REG-PPC_FIRST_FPARG_REG+1)
} MonoPPCFunctionDescriptor;
#define PPC_FTNPTR_SIZE sizeof (MonoPPCFunctionDescriptor)
-extern guint8* mono_ppc_create_pre_code_ftnptr (guint8 *code) MONO_INTERNAL;
+extern guint8* mono_ppc_create_pre_code_ftnptr (guint8 *code);
#else
#define PPC_FTNPTR_SIZE 0
#define mono_ppc_create_pre_code_ftnptr(c) c
#endif
gboolean
-mono_ppc_tail_call_supported (MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig) MONO_INTERNAL;
+mono_ppc_tail_call_supported (MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
void
-mono_ppc_patch (guchar *code, const guchar *target) MONO_INTERNAL;
+mono_ppc_patch (guchar *code, const guchar *target);
void
-mono_ppc_throw_exception (MonoObject *exc, unsigned long eip, unsigned long esp, mgreg_t *int_regs, gdouble *fp_regs, gboolean rethrow) MONO_INTERNAL;
+mono_ppc_throw_exception (MonoObject *exc, unsigned long eip, unsigned long esp, mgreg_t *int_regs, gdouble *fp_regs, gboolean rethrow);
#ifdef __mono_ppc64__
#define MONO_PPC_32_64_CASE(c32,c64) c64
#define MONO_PPC_32_64_CASE(c32,c64) c32
#endif
-gboolean mono_ppc_is_direct_call_sequence (guint32 *code) MONO_INTERNAL;
+gboolean mono_ppc_is_direct_call_sequence (guint32 *code);
+
+void mono_ppc_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
-void mono_ppc_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr) MONO_INTERNAL;
+void mono_ppc_set_func_into_sigctx (void *sigctx, void *func);
-void mono_ppc_set_func_into_sigctx (void *sigctx, void *func) MONO_INTERNAL;
+
+// Debugging macros for ELF ABI v2
+#ifdef DEBUG_ELFABIV2
+
+#define DEBUG_ELFABIV2_printf(a, ...) \
+{char *debug_env; if (debug_env = getenv("DEBUG_ELFABIV2")) { printf(a, ##__VA_ARGS__); fflush(stdout); g_free (debug_env); } }
+
+#define DEBUG_ELFABIV2_mono_print_ins(a) \
+{char *debug_env; if (debug_env = getenv("DEBUG_ELFABIV2")) { if (!a) {printf("null\n");} else {mono_print_ins(a);} fflush(stdout); g_free (debug_env); } }
+
+extern char* mono_type_full_name (MonoType *type);
+
+#define DEBUG_ELFABIV2_mono_print_type(a) \
+{char *debug_env; if (debug_env = getenv("DEBUG_ELFABIV2")) { printf("%s, size: %d\n", mono_type_get_name(a), mini_type_stack_size (a, 0)); fflush(stdout); g_free (debug_env); } }
+
+#define DEBUG_ELFABIV2_mono_print_class(a) \
+{char *debug_env; if (debug_env = getenv("DEBUG_ELFABIV2")) { printf("%s\n", mono_type_get_name(&a->byval_arg)); fflush(stdout); g_free (debug_env); } }
+
+#else
+
+#define DEBUG_ELFABIV2_printf(a, ...)
+#define DEBUG_ELFABIV2_mono_print_ins(a)
+#define DEBUG_ELFABIV2_mono_print_type(a)
+#define DEBUG_ELFABIV2_mono_print_class(a)
+
+#endif
#endif /* __MONO_MINI_PPC_H__ */