+++ /dev/null
-/*
- * Create trampolines to invoke arbitrary functions.
- * Copyright (c) 2002 Sergey Chaban <serge@wildwestsoftware.com>
- *
- * Contributions by Malte Hildingson
- */
-
-#include "arm-codegen.h"
-#include "arm-dis.h"
-
-#if defined(_WIN32_WCE) || defined (UNDER_CE)
-# include <windows.h>
-#else
-#include <unistd.h>
-#include <sys/mman.h>
-#endif
-
-#if !defined(PLATFORM_MACOSX)
-#include <errno.h>
-
-#include "mono/metadata/class.h"
-#include "mono/metadata/tabledefs.h"
-#include "mono/interpreter/interp.h"
-#include "mono/metadata/appdomain.h"
-
-
-#if 0
-# define ARM_DUMP_DISASM 1
-#endif
-
-/* prototypes for private functions (to avoid compiler warnings) */
-void flush_icache (void);
-void* alloc_code_buff (int num_instr);
-
-
-
-/*
- * The resulting function takes the form:
- * void func (void (*callme)(), void *retval, void *this_obj, stackval *arguments);
- * NOTE: all args passed in ARM registers (A1-A4),
- * then copied to R4-R7 (see definitions below).
- */
-
-#define REG_FUNC_ADDR ARMREG_R4
-#define REG_RETVAL ARMREG_R5
-#define REG_THIS ARMREG_R6
-#define REG_ARGP ARMREG_R7
-
-
-#define ARG_SIZE sizeof(stackval)
-
-
-
-
-void flush_icache ()
-{
-#if defined(_WIN32)
- FlushInstructionCache(GetCurrentProcess(), NULL, 0);
-#else
-# if 0
- asm ("mov r0, r0");
- asm ("mov r0, #0");
- asm ("mcr p15, 0, r0, c7, c7, 0");
-# else
- /* TODO: use (movnv pc, rx) method */
-# endif
-#endif
-}
-
-
-void* alloc_code_buff (int num_instr)
-{
- void* code_buff;
- int code_size = num_instr * sizeof(arminstr_t);
-
-#if defined(_WIN32) || defined(UNDER_CE)
- int old_prot = 0;
-
- code_buff = malloc(code_size);
- VirtualProtect(code_buff, code_size, PAGE_EXECUTE_READWRITE, &old_prot);
-#else
- int page_size = sysconf(_SC_PAGESIZE);
- int new_code_size;
-
- new_code_size = code_size + page_size - 1;
- code_buff = malloc(new_code_size);
- code_buff = (void *) (((int) code_buff + page_size - 1) & ~(page_size - 1));
-
- if (mprotect(code_buff, code_size, PROT_READ|PROT_WRITE|PROT_EXEC) != 0) {
- g_critical (G_GNUC_PRETTY_FUNCTION
- ": mprotect error: %s", g_strerror (errno));
- }
-#endif
-
- return code_buff;
-}
-
-
-/*
- * Refer to ARM Procedure Call Standard (APCS) for more info.
- */
-MonoPIFunc mono_arch_create_trampoline (MonoMethodSignature *sig, gboolean string_ctor)
-{
- MonoType* param;
- MonoPIFunc code_buff;
- arminstr_t* p;
- guint32 code_size, stack_size;
- guint32 simple_type;
- int i, hasthis, aregs, regc, stack_offs;
- int this_loaded;
- guchar reg_alloc [ARM_NUM_ARG_REGS];
-
- /* pessimistic estimation for prologue/epilogue size */
- code_size = 16 + 16;
- /* push/pop work regs */
- code_size += 2;
- /* call */
- code_size += 2;
- /* handle retval */
- code_size += 2;
-
- stack_size = 0;
- hasthis = sig->hasthis ? 1 : 0;
-
- aregs = ARM_NUM_ARG_REGS - hasthis;
-
- for (i = 0, regc = aregs; i < sig->param_count; ++i) {
- param = sig->params [i];
-
- /* keep track of argument sizes */
- if (i < ARM_NUM_ARG_REGS) reg_alloc [i] = 0;
-
- if (param->byref) {
- if (regc > 0) {
- code_size += 1;
- reg_alloc [i] = regc;
- --regc;
- } else {
- code_size += 2;
- stack_size += sizeof(gpointer);
- }
- } else {
- simple_type = param->type;
-enum_calc_size:
- switch (simple_type) {
- case MONO_TYPE_BOOLEAN:
- case MONO_TYPE_CHAR:
- case MONO_TYPE_I1:
- case MONO_TYPE_U1:
- case MONO_TYPE_I2:
- case MONO_TYPE_U2:
- case MONO_TYPE_I4:
- case MONO_TYPE_U4:
- case MONO_TYPE_I:
- case MONO_TYPE_U:
- case MONO_TYPE_PTR:
- case MONO_TYPE_R4:
- case MONO_TYPE_SZARRAY:
- case MONO_TYPE_CLASS:
- case MONO_TYPE_OBJECT:
- case MONO_TYPE_STRING:
- if (regc > 0) {
- /* register arg */
- code_size += 1;
- reg_alloc [i] = regc;
- --regc;
- } else {
- /* stack arg */
- code_size += 2;
- stack_size += 4;
- }
- break;
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
- case MONO_TYPE_R8:
- /* keep track of argument sizes */
- if (regc > 1) {
- /* fits into registers, two LDRs */
- code_size += 2;
- reg_alloc [i] = regc;
- regc -= 2;
- } else if (regc > 0) {
- /* first half fits into register, one LDR */
- code_size += 1;
- reg_alloc [i] = regc;
- --regc;
- /* the rest on the stack, LDR/STR */
- code_size += 2;
- stack_size += 4;
- } else {
- /* stack arg, 4 instrs - 2x(LDR/STR) */
- code_size += 4;
- stack_size += 2 * 4;
- }
- break;
- case MONO_TYPE_VALUETYPE:
- if (param->data.klass->enumtype) {
- simple_type = param->data.klass->enum_basetype->type;
- goto enum_calc_size;
- }
-
- if (mono_class_value_size(param->data.klass, NULL) != 4) {
- g_error("can only marshal enums, not generic structures (size: %d)", mono_class_value_size(param->data.klass, NULL));
- }
- if (regc > 0) {
- /* register arg */
- code_size += 1;
- reg_alloc [i] = regc;
- --regc;
- } else {
- /* stack arg */
- code_size += 2;
- stack_size += 4;
- }
- break;
- default :
- break;
- }
- }
- }
-
- code_buff = (MonoPIFunc)alloc_code_buff(code_size);
- p = (arminstr_t*)code_buff;
-
- /* prologue */
- p = arm_emit_lean_prologue(p, stack_size,
- /* save workset (r4-r7) */
- (1 << ARMREG_R4) | (1 << ARMREG_R5) | (1 << ARMREG_R6) | (1 << ARMREG_R7));
-
-
- /* copy args into workset */
- /* callme - always present */
- ARM_MOV_REG_REG(p, ARMREG_R4, ARMREG_A1);
- /* retval */
- if (sig->ret->byref || string_ctor || (sig->ret->type != MONO_TYPE_VOID)) {
- ARM_MOV_REG_REG(p, ARMREG_R5, ARMREG_A2);
- }
- /* this_obj */
- if (sig->hasthis) {
- this_loaded = 0;
- if (stack_size == 0) {
- ARM_MOV_REG_REG(p, ARMREG_A1, ARMREG_A3);
- this_loaded = 1;
- } else {
- ARM_MOV_REG_REG(p, ARMREG_R6, ARMREG_A3);
- }
- }
- /* args */
- if (sig->param_count != 0) {
- ARM_MOV_REG_REG(p, ARMREG_R7, ARMREG_A4);
- }
-
- stack_offs = stack_size;
-
- /* handle arguments */
- /* in reverse order so we could use r0 (arg1) for memory transfers */
- for (i = sig->param_count; --i >= 0;) {
- param = sig->params [i];
- if (param->byref) {
- if (i < aregs && reg_alloc[i] > 0) {
- ARM_LDR_IMM(p, ARMREG_A1 + i, REG_ARGP, i*ARG_SIZE);
- } else {
- stack_offs -= sizeof(armword_t);
- ARM_LDR_IMM(p, ARMREG_R0, REG_ARGP, i*ARG_SIZE);
- ARM_STR_IMM(p, ARMREG_R0, ARMREG_SP, stack_offs);
- }
- } else {
- simple_type = param->type;
-enum_marshal:
- switch (simple_type) {
- case MONO_TYPE_BOOLEAN:
- case MONO_TYPE_CHAR:
- case MONO_TYPE_I1:
- case MONO_TYPE_U1:
- case MONO_TYPE_I2:
- case MONO_TYPE_U2:
- case MONO_TYPE_I4:
- case MONO_TYPE_U4:
- case MONO_TYPE_I:
- case MONO_TYPE_U:
- case MONO_TYPE_PTR:
- case MONO_TYPE_R4:
- case MONO_TYPE_SZARRAY:
- case MONO_TYPE_CLASS:
- case MONO_TYPE_OBJECT:
- case MONO_TYPE_STRING:
- if (i < aregs && reg_alloc [i] > 0) {
- /* pass in register */
- ARM_LDR_IMM(p, ARMREG_A1 + hasthis + (aregs - reg_alloc [i]), REG_ARGP, i*ARG_SIZE);
- } else {
- stack_offs -= sizeof(armword_t);
- ARM_LDR_IMM(p, ARMREG_R0, REG_ARGP, i*ARG_SIZE);
- ARM_STR_IMM(p, ARMREG_R0, ARMREG_SP, stack_offs);
- }
- break;
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
- case MONO_TYPE_R8:
- if (i < aregs && reg_alloc [i] > 0) {
- if (reg_alloc [i] > 1) {
- /* pass in registers */
- ARM_LDR_IMM(p, ARMREG_A1 + hasthis + (aregs - reg_alloc [i]), REG_ARGP, i*ARG_SIZE);
- ARM_LDR_IMM(p, ARMREG_A1 + hasthis + (aregs - reg_alloc [i]) + 1, REG_ARGP, i*ARG_SIZE + 4);
- } else {
- stack_offs -= sizeof(armword_t);
- ARM_LDR_IMM(p, ARMREG_R0, REG_ARGP, i*ARG_SIZE + 4);
- ARM_STR_IMM(p, ARMREG_R0, ARMREG_SP, stack_offs);
- ARM_LDR_IMM(p, ARMREG_A1 + hasthis + (aregs - reg_alloc [i]), REG_ARGP, i*ARG_SIZE);
- }
- } else {
- /* two words transferred on the stack */
- stack_offs -= 2*sizeof(armword_t);
- ARM_LDR_IMM(p, ARMREG_R0, REG_ARGP, i*ARG_SIZE);
- ARM_STR_IMM(p, ARMREG_R0, ARMREG_SP, stack_offs);
- ARM_LDR_IMM(p, ARMREG_R0, REG_ARGP, i*ARG_SIZE + 4);
- ARM_STR_IMM(p, ARMREG_R0, ARMREG_SP, stack_offs + 4);
- }
- break;
- case MONO_TYPE_VALUETYPE:
- if (param->data.klass->enumtype) {
- /* it's an enum value, proceed based on its base type */
- simple_type = param->data.klass->enum_basetype->type;
- goto enum_marshal;
- } else {
- if (i < aregs && reg_alloc[i] > 0) {
- int vtreg = ARMREG_A1 + hasthis +
- hasthis + (aregs - reg_alloc[i]);
- ARM_LDR_IMM(p, vtreg, REG_ARGP, i * ARG_SIZE);
- ARM_LDR_IMM(p, vtreg, vtreg, 0);
- } else {
- stack_offs -= sizeof(armword_t);
- ARM_LDR_IMM(p, ARMREG_R0, REG_ARGP, i * ARG_SIZE);
- ARM_LDR_IMM(p, ARMREG_R0, ARMREG_R0, 0);
- ARM_STR_IMM(p, ARMREG_R0, ARMREG_SP, stack_offs);
- }
- }
- break;
-
- default:
- break;
- }
- }
- }
-
- if (sig->hasthis && !this_loaded) {
- /* [this] always passed in A1, regardless of sig->call_convention */
- ARM_MOV_REG_REG(p, ARMREG_A1, REG_THIS);
- }
-
- /* call [func] */
- ARM_MOV_REG_REG(p, ARMREG_LR, ARMREG_PC);
- ARM_MOV_REG_REG(p, ARMREG_PC, REG_FUNC_ADDR);
-
- /* handle retval */
- if (sig->ret->byref || string_ctor) {
- ARM_STR_IMM(p, ARMREG_R0, REG_RETVAL, 0);
- } else {
- simple_type = sig->ret->type;
-enum_retvalue:
- switch (simple_type) {
- case MONO_TYPE_BOOLEAN:
- case MONO_TYPE_I1:
- case MONO_TYPE_U1:
- ARM_STRB_IMM(p, ARMREG_R0, REG_RETVAL, 0);
- break;
- case MONO_TYPE_CHAR:
- case MONO_TYPE_I2:
- case MONO_TYPE_U2:
- ARM_STRH_IMM(p, ARMREG_R0, REG_RETVAL, 0);
- break;
- /*
- * A 32-bit integer and integer-equivalent return value
- * is returned in R0.
- * Single-precision floating-point values are returned in R0.
- */
- case MONO_TYPE_I:
- case MONO_TYPE_U:
- case MONO_TYPE_I4:
- case MONO_TYPE_U4:
- case MONO_TYPE_R4:
- case MONO_TYPE_OBJECT:
- case MONO_TYPE_CLASS:
- case MONO_TYPE_ARRAY:
- case MONO_TYPE_SZARRAY:
- case MONO_TYPE_STRING:
- ARM_STR_IMM(p, ARMREG_R0, REG_RETVAL, 0);
- break;
- /*
- * A 64-bit integer is returned in R0 and R1.
- * Double-precision floating-point values are returned in R0 and R1.
- */
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
- case MONO_TYPE_R8:
- ARM_STR_IMM(p, ARMREG_R0, REG_RETVAL, 0);
- ARM_STR_IMM(p, ARMREG_R1, REG_RETVAL, 4);
- break;
- case MONO_TYPE_VALUETYPE:
- if (sig->ret->data.klass->enumtype) {
- simple_type = sig->ret->data.klass->enum_basetype->type;
- goto enum_retvalue;
- }
- break;
- case MONO_TYPE_VOID:
- break;
- default:
- break;
- }
- }
-
- p = arm_emit_std_epilogue(p, stack_size,
- /* restore R4-R7 */
- (1 << ARMREG_R4) | (1 << ARMREG_R5) | (1 << ARMREG_R6) | (1 << ARMREG_R7));
-
- flush_icache();
-
-#ifdef ARM_DUMP_DISASM
- _armdis_decode((arminstr_t*)code_buff, ((guint8*)p) - ((guint8*)code_buff));
-#endif
-
- return code_buff;
-}
-
-
-
-#define MINV_OFFS(member) G_STRUCT_OFFSET(MonoInvocation, member)
-
-
-
-/*
- * Returns a pointer to a native function that can be used to
- * call the specified method.
- * The function created will receive the arguments according
- * to the call convention specified in the method.
- * This function works by creating a MonoInvocation structure,
- * filling the fields in and calling ves_exec_method on it.
- * Still need to figure out how to handle the exception stuff
- * across the managed/unmanaged boundary.
- */
-void* mono_arch_create_method_pointer (MonoMethod* method)
-{
- MonoMethodSignature* sig;
- guchar* p, * p_method, * p_stackval_from_data, * p_exec;
- void* code_buff;
- int i, stack_size, arg_pos, arg_add, stackval_pos, offs;
- int areg, reg_args, shift, pos;
- MonoJitInfo *ji;
-
- code_buff = alloc_code_buff(128);
- p = (guchar*)code_buff;
-
- sig = method->signature;
-
- ARM_B(p, 3);
-
- /* embed magic number followed by method pointer */
- *p++ = 'M';
- *p++ = 'o';
- *p++ = 'n';
- *p++ = 'o';
- /* method ptr */
- *(void**)p = method;
- p_method = p;
- p += 4;
-
- /* call table */
- *(void**)p = stackval_from_data;
- p_stackval_from_data = p;
- p += 4;
- *(void**)p = ves_exec_method;
- p_exec = p;
- p += 4;
-
- stack_size = sizeof(MonoInvocation) + ARG_SIZE*(sig->param_count + 1) + ARM_NUM_ARG_REGS*2*sizeof(armword_t);
-
- /* prologue */
- p = (guchar*)arm_emit_lean_prologue((arminstr_t*)p, stack_size,
- (1 << ARMREG_R4) |
- (1 << ARMREG_R5) |
- (1 << ARMREG_R6) |
- (1 << ARMREG_R7));
-
- /* R7 - ptr to stack args */
- ARM_MOV_REG_REG(p, ARMREG_R7, ARMREG_IP);
-
- /*
- * Initialize MonoInvocation fields, first the ones known now.
- */
- ARM_MOV_REG_IMM8(p, ARMREG_R4, 0);
- ARM_STR_IMM(p, ARMREG_R4, ARMREG_SP, MINV_OFFS(ex));
- ARM_STR_IMM(p, ARMREG_R4, ARMREG_SP, MINV_OFFS(ex_handler));
- ARM_STR_IMM(p, ARMREG_R4, ARMREG_SP, MINV_OFFS(parent));
-
- /* Set the method pointer. */
- ARM_LDR_IMM(p, ARMREG_R4, ARMREG_PC, -(int)(p - p_method + sizeof(arminstr_t)*2));
- ARM_STR_IMM(p, ARMREG_R4, ARMREG_SP, MINV_OFFS(method));
-
- if (sig->hasthis) {
- /* [this] in A1 */
- ARM_STR_IMM(p, ARMREG_A1, ARMREG_SP, MINV_OFFS(obj));
- } else {
- /* else set minv.obj to NULL */
- ARM_STR_IMM(p, ARMREG_R4, ARMREG_SP, MINV_OFFS(obj));
- }
-
- /* copy args from registers to stack */
- areg = ARMREG_A1 + sig->hasthis;
- arg_pos = -(int)(ARM_NUM_ARG_REGS - sig->hasthis) * 2 * sizeof(armword_t);
- arg_add = 0;
- for (i = 0; i < sig->param_count; ++i) {
- if (areg >= ARM_NUM_ARG_REGS) break;
- ARM_STR_IMM(p, areg, ARMREG_R7, arg_pos);
- ++areg;
- if (!sig->params[i]->byref) {
- switch (sig->params[i]->type) {
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
- case MONO_TYPE_R8:
- if (areg >= ARM_NUM_ARG_REGS) {
- /* load second half of 64-bit arg */
- ARM_LDR_IMM(p, ARMREG_R4, ARMREG_R7, 0);
- ARM_STR_IMM(p, ARMREG_R4, ARMREG_R7, arg_pos + sizeof(armword_t));
- arg_add = sizeof(armword_t);
- } else {
- /* second half is already the register */
- ARM_STR_IMM(p, areg, ARMREG_R7, arg_pos + sizeof(armword_t));
- ++areg;
- }
- break;
- case MONO_TYPE_VALUETYPE:
- /* assert */
- default:
- break;
- }
- }
- arg_pos += 2 * sizeof(armword_t);
- }
- /* number of args passed in registers */
- reg_args = i;
-
-
-
- /*
- * Calc and save stack args ptr,
- * args follow MonoInvocation struct on the stack.
- */
- ARM_ADD_REG_IMM8(p, ARMREG_R1, ARMREG_SP, sizeof(MonoInvocation));
- ARM_STR_IMM(p, ARMREG_R1, ARMREG_SP, MINV_OFFS(stack_args));
-
- /* convert method args to stackvals */
- arg_pos = -(int)(ARM_NUM_ARG_REGS - sig->hasthis) * 2 * sizeof(armword_t);
- stackval_pos = sizeof(MonoInvocation);
- for (i = 0; i < sig->param_count; ++i) {
- if (i < reg_args) {
- ARM_SUB_REG_IMM8(p, ARMREG_A3, ARMREG_R7, -arg_pos);
- arg_pos += 2 * sizeof(armword_t);
- } else {
- if (arg_pos < 0) arg_pos = 0;
- pos = arg_pos + arg_add;
- if (pos <= 0xFF) {
- ARM_ADD_REG_IMM8(p, ARMREG_A3, ARMREG_R7, pos);
- } else {
- if (is_arm_const((armword_t)pos)) {
- shift = calc_arm_mov_const_shift((armword_t)pos);
- ARM_ADD_REG_IMM(p, ARMREG_A3, ARMREG_R7, pos >> ((32 - shift) & 31), shift >> 1);
- } else {
- p = (guchar*)arm_mov_reg_imm32((arminstr_t*)p, ARMREG_R6, (armword_t)pos);
- ARM_ADD_REG_REG(p, ARMREG_A2, ARMREG_R7, ARMREG_R6);
- }
- }
- arg_pos += sizeof(armword_t);
- if (!sig->params[i]->byref) {
- switch (sig->params[i]->type) {
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
- case MONO_TYPE_R8:
- arg_pos += sizeof(armword_t);
- break;
- case MONO_TYPE_VALUETYPE:
- /* assert */
- default:
- break;
- }
- }
- }
-
- /* A2 = result */
- if (stackval_pos <= 0xFF) {
- ARM_ADD_REG_IMM8(p, ARMREG_A2, ARMREG_SP, stackval_pos);
- } else {
- if (is_arm_const((armword_t)stackval_pos)) {
- shift = calc_arm_mov_const_shift((armword_t)stackval_pos);
- ARM_ADD_REG_IMM(p, ARMREG_A2, ARMREG_SP, stackval_pos >> ((32 - shift) & 31), shift >> 1);
- } else {
- p = (guchar*)arm_mov_reg_imm32((arminstr_t*)p, ARMREG_R6, (armword_t)stackval_pos);
- ARM_ADD_REG_REG(p, ARMREG_A2, ARMREG_SP, ARMREG_R6);
- }
- }
-
- /* A1 = type */
- p = (guchar*)arm_mov_reg_imm32((arminstr_t*)p, ARMREG_A1, (armword_t)sig->params [i]);
-
- stackval_pos += ARG_SIZE;
-
- offs = -(p + 2*sizeof(arminstr_t) - p_stackval_from_data);
- /* load function address */
- ARM_LDR_IMM(p, ARMREG_R4, ARMREG_PC, offs);
- /* call stackval_from_data */
- ARM_MOV_REG_REG(p, ARMREG_LR, ARMREG_PC);
- ARM_MOV_REG_REG(p, ARMREG_PC, ARMREG_R4);
- }
-
- /* store retval ptr */
- p = (guchar*)arm_mov_reg_imm32((arminstr_t*)p, ARMREG_R5, (armword_t)stackval_pos);
- ARM_ADD_REG_REG(p, ARMREG_R5, ARMREG_SP, ARMREG_R4);
- ARM_STR_IMM(p, ARMREG_R5, ARMREG_SP, MINV_OFFS(retval));
-
- /*
- * Call the method.
- */
- /* A1 = MonoInvocation ptr */
- ARM_MOV_REG_REG(p, ARMREG_A1, ARMREG_SP);
- offs = -(p + 2*sizeof(arminstr_t) - p_exec);
- /* load function address */
- ARM_LDR_IMM(p, ARMREG_R4, ARMREG_PC, offs);
- /* call ves_exec */
- ARM_MOV_REG_REG(p, ARMREG_LR, ARMREG_PC);
- ARM_MOV_REG_REG(p, ARMREG_PC, ARMREG_R4);
-
-
- /*
- * Move retval into reg.
- */
- if (sig->ret->byref) {
- ARM_LDR_IMM(p, ARMREG_R0, ARMREG_R5, 0);
- } else {
- switch (sig->ret->type) {
- case MONO_TYPE_BOOLEAN:
- case MONO_TYPE_I1:
- case MONO_TYPE_U1:
- ARM_LDRB_IMM(p, ARMREG_R0, ARMREG_R5, 0);
- break;
- case MONO_TYPE_CHAR:
- case MONO_TYPE_I2:
- case MONO_TYPE_U2:
- ARM_LDRH_IMM(p, ARMREG_R0, ARMREG_R5, 0);
- break;
- case MONO_TYPE_I:
- case MONO_TYPE_U:
- case MONO_TYPE_I4:
- case MONO_TYPE_U4:
- case MONO_TYPE_R4:
- case MONO_TYPE_OBJECT:
- case MONO_TYPE_CLASS:
- case MONO_TYPE_ARRAY:
- case MONO_TYPE_SZARRAY:
- ARM_LDR_IMM(p, ARMREG_R0, ARMREG_R5, 0);
- break;
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
- case MONO_TYPE_R8:
- ARM_LDR_IMM(p, ARMREG_R0, ARMREG_R5, 0);
- ARM_LDR_IMM(p, ARMREG_R1, ARMREG_R5, 4);
- break;
- case MONO_TYPE_VOID:
- default:
- break;
- }
- }
-
-
- p = (guchar*)arm_emit_std_epilogue((arminstr_t*)p, stack_size,
- (1 << ARMREG_R4) |
- (1 << ARMREG_R5) |
- (1 << ARMREG_R6) |
- (1 << ARMREG_R7));
-
- flush_icache();
-
-#ifdef ARM_DUMP_DISASM
- _armdis_decode((arminstr_t*)code_buff, ((guint8*)p) - ((guint8*)code_buff));
-#endif
-
- ji = g_new0(MonoJitInfo, 1);
- ji->method = method;
- ji->code_size = ((guint8 *) p) - ((guint8 *) code_buff);
- ji->code_start = (gpointer) code_buff;
-
- mono_jit_info_table_add(mono_get_root_domain (), ji);
-
- return code_buff;
-}
-
-
-/*
- * mono_create_method_pointer () will insert a pointer to the MonoMethod
- * so that the interp can easily get at the data: this function will retrieve
- * the method from the code stream.
- */
-MonoMethod* mono_method_pointer_get (void* code)
-{
- unsigned char* c = code;
- /* check out magic number that follows unconditional branch */
- if (c[4] == 'M' &&
- c[5] == 'o' &&
- c[6] == 'n' &&
- c[7] == 'o') return ((MonoMethod**)code)[2];
- return NULL;
-}
-#endif
projects / mono.git / commitdiff