s390_ldr (code, ins->dreg, ins->sreg1); \
}
+#define MONO_EMIT_NEW_MOVE2(cfg,dest,offset,src,imm,size) do { \
+ MonoInst *inst; \
+ int tmpr = 0; \
+ int sReg, dReg; \
+ MONO_INST_NEW (cfg, inst, OP_NOP); \
+ if (size > 256) { \
+ tmpr = mono_alloc_preg (cfg); \
+ MONO_EMIT_NEW_ICONST(cfg,tmpr,size); \
+ inst->dreg = dest; \
+ inst->inst_offset = offset; \
+ inst->sreg1 = src; \
+ inst->inst_imm = imm; \
+ inst->sreg2 = tmpr; \
+ } else { \
+ if (s390_is_uimm12(offset)) { \
+ inst->dreg = dest; \
+ inst->inst_offset = offset; \
+ } else { \
+ dReg = mono_alloc_preg (cfg); \
+ MONO_EMIT_NEW_BIALU_IMM(cfg, OP_ADD_IMM, \
+ dReg, dest, offset); \
+ inst->dreg = dReg; \
+ inst->inst_offset = 0; \
+ } \
+ if (s390_is_uimm12(imm)) { \
+ inst->sreg1 = src; \
+ inst->inst_imm = imm; \
+ } else { \
+ sReg = mono_alloc_preg (cfg); \
+ MONO_EMIT_NEW_BIALU_IMM(cfg, OP_ADD_IMM, \
+ sReg, src, imm); \
+ inst->sreg1 = sReg; \
+ inst->inst_imm = 0; \
+ } \
+ } \
+ inst->opcode = OP_S390_MOVE; \
+ inst->backend.size = size; \
+ MONO_ADD_INS (cfg->cbb, inst); \
+ } while (0)
+
+#define MONO_OUTPUT_VTR2(cfg, size, dr, sr, so) do { \
+ int reg = mono_alloc_preg (cfg); \
+ switch (size) { \
+ case 0: \
+ MONO_EMIT_NEW_ICONST(cfg, reg, 0); \
+ break; \
+ case 1: \
+ MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU1_MEMBASE, \
+ reg, sr, so); \
+ break; \
+ case 2: \
+ MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU2_MEMBASE, \
+ reg, sr, so); \
+ break; \
+ case 4: \
+ MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADI4_MEMBASE, \
+ reg, sr, so); \
+ break; \
+ case 8: \
+ MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADI8_MEMBASE, \
+ reg, sr, so); \
+ break; \
+ } \
+ mono_call_inst_add_outarg_reg(cfg, call, reg, dr, FALSE); \
+} while (0)
+
+#define MONO_OUTPUT_VTS2(cfg, size, dr, dx, sr, so) do { \
+ int tmpr; \
+ switch (size) { \
+ case 0: \
+ tmpr = mono_alloc_preg (cfg); \
+ MONO_EMIT_NEW_ICONST(cfg, tmpr, 0); \
+ MONO_EMIT_NEW_STORE_MEMBASE(cfg, OP_STORE_MEMBASE_REG, \
+ dr, dx, tmpr); \
+ break; \
+ case 1: \
+ tmpr = mono_alloc_preg (cfg); \
+ MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU1_MEMBASE, \
+ tmpr, sr, so); \
+ MONO_EMIT_NEW_STORE_MEMBASE(cfg, OP_STORE_MEMBASE_REG, \
+ dr, dx, tmpr); \
+ break; \
+ case 2: \
+ tmpr = mono_alloc_preg (cfg); \
+ MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU2_MEMBASE, \
+ tmpr, sr, so); \
+ MONO_EMIT_NEW_STORE_MEMBASE(cfg, OP_STORE_MEMBASE_REG, \
+ dr, dx, tmpr); \
+ break; \
+ case 4: \
+ tmpr = mono_alloc_preg (cfg); \
+ MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADI4_MEMBASE, \
+ tmpr, sr, so); \
+ MONO_EMIT_NEW_STORE_MEMBASE(cfg, OP_STORE_MEMBASE_REG, \
+ dr, dx, tmpr); \
+ break; \
+ case 8: \
+ MONO_EMIT_NEW_MOVE2 (cfg, dr, dx, sr, so, size); \
+ break; \
+ } \
+} while (0)
+
#undef DEBUG
#define DEBUG(a) if (cfg->verbose_level > 1) a
MonoInst *data;
};
-enum {
+typedef enum {
RegTypeGeneral,
RegTypeBase,
RegTypeFP,
+ RegTypeFPR4,
RegTypeStructByVal,
+ RegTypeStructByValInFP,
RegTypeStructByAddr
-};
+} ArgStorage;
typedef struct {
gint32 offset; /* offset from caller's stack */
gint32 offparm; /* offset from callee's stack */
guint16 vtsize; /* in param area */
guint8 reg;
- guint8 regtype; /* See RegType* */
+ ArgStorage regtype;
guint32 size; /* Size of structure used by RegTypeStructByVal */
gint32 type; /* Data type of argument */
} ArgInfo;
guint32 struct_ret;
ArgInfo ret;
ArgInfo sigCookie;
+ size_data sz;
ArgInfo args [1];
} CallInfo;
static inline void add_general (guint *, size_data *, ArgInfo *);
static inline void add_stackParm (guint *, size_data *, ArgInfo *, gint);
static inline void add_float (guint *, size_data *, ArgInfo *);
-static CallInfo * calculate_sizes (MonoCompile *, MonoMethodSignature *, size_data *, gboolean);
+static CallInfo * get_call_info (MonoCompile *, MonoMemPool *, MonoMethodSignature *, gboolean);
static guchar * emit_float_to_int (MonoCompile *, guchar *, int, int, int, gboolean);
gpointer mono_arch_get_lmf_addr (void);
-static guint8 * emit_load_volatile_registers (guint8 *, MonoCompile *);
+static guint8 * emit_load_volatile_arguments (guint8 *, MonoCompile *);
static void catch_SIGILL(int, siginfo_t *, void *);
static void emit_sig_cookie (MonoCompile *, MonoCallInst *, CallInfo *, int);
static gboolean tls_offset_inited = FALSE;
static int appdomain_tls_offset = -1,
- lmf_tls_offset = -1,
thread_tls_offset = -1;
pthread_key_t lmf_addr_key;
guint64 ip;
CallInfo *cinfo;
ArgInfo *ainfo;
- size_data sz;
void *curParm;
fname = mono_method_full_name (method, TRUE);
sig = mono_method_signature (method);
- cinfo = calculate_sizes (NULL, sig, &sz, sig->pinvoke);
+ cinfo = get_call_info (NULL, NULL, sig, sig->pinvoke);
if (cinfo->struct_ret) {
printf ("[STRUCTRET:%p], ", (gpointer) rParm->gr[0]);
if ((cfg->flags & MONO_CFG_HAS_ALLOCA) || header->num_clauses)
cfg->frame_reg = s390_r11;
+
+ /* FIXME: s390_r12 is reserved for bkchain_reg. Only reserve it if needed */
+ top = 12;
for (i = 8; i < top; ++i) {
- if (cfg->frame_reg != i)
+ if (cfg->frame_reg != i)
regs = g_list_prepend (regs, GUINT_TO_POINTER (i));
}
{
if (*gr > S390_LAST_ARG_REG) {
sz->stack_size = S390_ALIGN(sz->stack_size, sizeof(long));
- ainfo->reg = STK_BASE;
- sz->stack_size += sizeof(gpointer);
+ ainfo->reg = STK_BASE;
+ ainfo->offset = sz->stack_size;
+ sz->stack_size += sizeof (gpointer);
+ sz->parm_size += sizeof(gpointer);
sz->offStruct += sizeof(gpointer);
} else {
ainfo->reg = *gr;
+ ainfo->offset = sz->stack_size;
}
(*gr) ++;
- ainfo->offset = sz->stack_size;
ainfo->offparm = sz->offset;
sz->offset = S390_ALIGN(sz->offset+size, sizeof(long));
ainfo->size = size;
/*------------------------------------------------------------------*/
/* */
-/* Name - calculate_sizes */
+/* Name - get_call_info */
/* */
/* Function - Determine the amount of space required for code */
/* and stack. In addition determine starting points */
/*------------------------------------------------------------------*/
static CallInfo *
-calculate_sizes (MonoCompile *cfg, MonoMethodSignature *sig, size_data *sz,
- gboolean string_ctor)
+get_call_info (MonoCompile *cfg, MonoMemPool *mp, MonoMethodSignature *sig, gboolean is_pinvoke)
{
guint i, fr, gr, size;
int nParm = sig->hasthis + sig->param_count;
MonoType *ret_type;
guint32 simpletype, align;
- CallInfo *cinfo = g_malloc0 (sizeof (CallInfo) + sizeof (ArgInfo) * nParm);
+ CallInfo *cinfo;
+ size_data *sz;
MonoGenericSharingContext *gsctx = cfg ? cfg->generic_sharing_context : NULL;
+ if (mp)
+ cinfo = mono_mempool_alloc0 (mp, sizeof (CallInfo) + sizeof (ArgInfo) * nParm);
+ else
+ cinfo = g_malloc0 (sizeof (CallInfo) + sizeof (ArgInfo) * nParm);
+
fr = 0;
gr = s390_r2;
nParm = 0;
cinfo->struct_ret = 0;
+ sz = &cinfo->sz;
sz->retStruct = 0;
sz->offset = 0;
sz->offStruct = S390_MINIMAL_STACK_SIZE;
(info->fields[0].field->type->type == MONO_TYPE_R4)) {
cinfo->args[nParm].size = sizeof(float);
add_float(&fr, sz, cinfo->args+nParm);
+ nParm ++;
break;
}
(info->fields[0].field->type->type == MONO_TYPE_R8)) {
cinfo->args[nParm].size = sizeof(double);
add_float(&fr, sz, cinfo->args+nParm);
+ nParm ++;
break;
}
MonoMethodHeader *header;
MonoInst *inst;
CallInfo *cinfo;
- size_data sz;
int iParm, iVar, offset, size, align, curinst;
int frame_reg = STK_BASE;
int sArg, eArg;
cfg->frame_reg = frame_reg;
+ cfg->arch.bkchain_reg = -1;
+
if (frame_reg != STK_BASE)
cfg->used_int_regs |= 1 << frame_reg;
sig = mono_method_signature (cfg->method);
- cinfo = calculate_sizes (cfg, sig, &sz, sig->pinvoke);
+ cinfo = get_call_info (cfg, cfg->mempool, sig, sig->pinvoke);
if (cinfo->struct_ret) {
- cfg->ret->opcode = OP_REGVAR;
- cfg->ret->inst_c0 = s390_r2;
+ if (!cfg->new_ir) {
+ cfg->vret_addr->opcode = OP_REGVAR;
+ cfg->vret_addr->inst_c0 = s390_r2;
+ }
} else {
switch (mono_type_get_underlying_type (sig->ret)->type) {
case MONO_TYPE_VOID:
cfg->sig_cookie = 0;
if (cinfo->struct_ret) {
- inst = cfg->ret;
+ inst = cfg->vret_addr;
offset = S390_ALIGN(offset, sizeof(gpointer));
inst->inst_offset = offset;
inst->opcode = OP_REGOFFSET;
inst->inst_basereg = frame_reg;
offset += sizeof(gpointer);
- if ((sig->call_convention == MONO_CALL_VARARG) &&
+ if (!cfg->new_ir && (sig->call_convention == MONO_CALL_VARARG) &&
(!retFitsInReg (cinfo->ret.size)))
cfg->sig_cookie += cinfo->ret.size;
+ if (G_UNLIKELY (cfg->verbose_level > 1)) {
+ printf ("vret_addr =");
+ mono_print_ins (cfg->vret_addr);
+ }
}
if (sig->hasthis) {
inst = cfg->args [curinst];
if (inst->opcode != OP_REGVAR) {
switch (cinfo->args[iParm].regtype) {
- case RegTypeStructByAddr :
- if (cinfo->args[iParm].reg == STK_BASE) {
- inst->opcode = OP_S390_LOADARG;
+ case RegTypeStructByAddr :
+ if (cfg->new_ir) {
+ MonoInst *indir;
+
+ size = sizeof (gpointer);
+
+ inst->opcode = OP_REGOFFSET;
inst->inst_basereg = frame_reg;
- offset = S390_ALIGN(offset, sizeof(long));
- inst->inst_offset = offset;
- size = abs(cinfo->args[iParm].vtsize);
- inst->backend.arg_info = cinfo->args[iParm].offset;
+ offset = S390_ALIGN (offset, sizeof (gpointer));
+ inst->inst_offset = offset;
+
+ /* Add a level of indirection */
+ MONO_INST_NEW (cfg, indir, 0);
+ *indir = *inst;
+ inst->opcode = OP_VTARG_ADDR;
+ inst->inst_left = indir;
} else {
- inst->opcode = OP_S390_ARGREG;
- inst->inst_basereg = frame_reg;
- size = sizeof(gpointer);
- offset = S390_ALIGN(offset, size);
- inst->inst_offset = offset;
- inst->backend.arg_info = cinfo->args[iParm].offset;
+ if (cinfo->args[iParm].reg == STK_BASE) {
+ inst->opcode = OP_S390_LOADARG;
+ inst->inst_basereg = frame_reg;
+ offset = S390_ALIGN(offset, sizeof(long));
+ inst->inst_offset = offset;
+ size = abs(cinfo->args[iParm].vtsize);
+ inst->backend.arg_info = cinfo->args[iParm].offset;
+ } else {
+ inst->opcode = OP_S390_ARGREG;
+ inst->inst_basereg = frame_reg;
+ size = sizeof(gpointer);
+ offset = S390_ALIGN(offset, size);
+ inst->inst_offset = offset;
+ inst->backend.arg_info = cinfo->args[iParm].offset;
+ }
}
- break;
- case RegTypeStructByVal :
+ break;
+ case RegTypeStructByVal :
+ if (cfg->new_ir) {
+ size = cinfo->args[iParm].size;
+ offset = S390_ALIGN(offset, size);
+ inst->opcode = OP_REGOFFSET;
+ inst->inst_basereg = frame_reg;
+ inst->inst_offset = offset;
+ } else {
inst->opcode = OP_S390_ARGPTR;
inst->inst_basereg = frame_reg;
size = cinfo->args[iParm].size;
offset = S390_ALIGN(offset, size);
inst->inst_offset = offset;
inst->backend.arg_info = cinfo->args[iParm].offset;
- break;
- default :
- if (cinfo->args[iParm].reg != STK_BASE) {
- inst->opcode = OP_REGOFFSET;
- inst->inst_basereg = frame_reg;
- size = (cinfo->args[iParm].size < 8
- ? sizeof(int)
- : sizeof(long));
- offset = S390_ALIGN(offset, size);
- inst->inst_offset = offset;
+ }
+ break;
+ default :
+ if (cfg->new_ir) {
+ if (cinfo->args [iParm].reg == STK_BASE) {
+ /*
+ * These arguments are in the previous frame, so we can't
+ * compute their offset from the current frame pointer right
+ * now, since cfg->stack_offset is not yet known, so dedicate a
+ * register holding the previous frame pointer.
+ */
+ cfg->arch.bkchain_reg = s390_r12;
+ cfg->used_int_regs |= 1 << cfg->arch.bkchain_reg;
+
+ inst->opcode = OP_REGOFFSET;
+ inst->inst_basereg = cfg->arch.bkchain_reg;
+ size = (cinfo->args[iParm].size < 8
+ ? 8 - cinfo->args[iParm].size
+ : 0);
+ inst->inst_offset = cinfo->args [iParm].offset + size;
+ size = sizeof (long);
+ } else {
+ inst->opcode = OP_REGOFFSET;
+ inst->inst_basereg = frame_reg;
+ size = (cinfo->args[iParm].size < 8
+ ? sizeof(int)
+ : sizeof(long));
+ offset = S390_ALIGN(offset, size);
+ inst->inst_offset = offset;
+ }
} else {
- inst->opcode = OP_S390_STKARG;
- inst->inst_basereg = frame_reg;
- size = ((cinfo->args[iParm].size < 8)
- ? 8 - cinfo->args[iParm].size
- : 0);
- inst->inst_offset = cinfo->args[iParm].offset +
- size;
- inst->backend.arg_info = 0;
- size = sizeof(long);
- }
+ if (cinfo->args[iParm].reg != STK_BASE) {
+ inst->opcode = OP_REGOFFSET;
+ inst->inst_basereg = frame_reg;
+ size = (cinfo->args[iParm].size < 8
+ ? sizeof(int)
+ : sizeof(long));
+ offset = S390_ALIGN(offset, size);
+ inst->inst_offset = offset;
+ } else {
+ inst->opcode = OP_S390_STKARG;
+ inst->inst_basereg = frame_reg;
+ size = ((cinfo->args[iParm].size < 8)
+ ? 8 - cinfo->args[iParm].size
+ : 0);
+ inst->inst_offset = cinfo->args[iParm].offset +
+ size;
+ inst->backend.arg_info = 0;
+ size = sizeof(long);
+ }
+ }
+ break;
}
if ((sig->call_convention == MONO_CALL_VARARG) &&
(cinfo->args[iParm].regtype != RegTypeGeneral) &&
/*========================= End of Function ========================*/
+/*------------------------------------------------------------------*/
+/* */
+/* Name - mono_arch_create_vars */
+/*------------------------------------------------------------------*/
+
+void
+mono_arch_create_vars (MonoCompile *cfg)
+{
+ MonoMethodSignature *sig;
+ CallInfo *cinfo;
+
+ sig = mono_method_signature (cfg->method);
+
+ cinfo = get_call_info (cfg, cfg->mempool, sig, sig->pinvoke);
+
+ if (cinfo->struct_ret) {
+ cfg->vret_addr = mono_compile_create_var (cfg, &mono_defaults.int_class->byval_arg, OP_ARG);
+ if (G_UNLIKELY (cfg->verbose_level > 1)) {
+ printf ("vret_addr = ");
+ mono_print_ins (cfg->vret_addr);
+ }
+ }
+}
+
+/*========================= End of Function ========================*/
+
/*------------------------------------------------------------------*/
/* */
/* Name - mono_arch_call_opcode */
MonoCallInst*
mono_arch_call_opcode (MonoCompile *cfg, MonoBasicBlock* bb,
- MonoCallInst *call, int is_virtual) {
+ MonoCallInst *call, int is_virtual)
+{
MonoInst *in;
MonoCallArgParm *arg;
MonoMethodSignature *sig;
int i, n, lParamArea;
CallInfo *cinfo;
ArgInfo *ainfo;
- size_data sz;
sig = call->signature;
n = sig->param_count + sig->hasthis;
DEBUG (g_print ("Call requires: %d parameters\n",n));
- cinfo = calculate_sizes (cfg, sig, &sz, sig->pinvoke);
+ cinfo = get_call_info (cfg, cfg->mempool, sig, sig->pinvoke);
- call->stack_usage = MAX(sz.stack_size, call->stack_usage);
- lParamArea = MAX((call->stack_usage - S390_MINIMAL_STACK_SIZE - sz.parm_size), 0);
+ call->stack_usage = MAX(cinfo->sz.stack_size, call->stack_usage);
+ lParamArea = MAX((call->stack_usage - S390_MINIMAL_STACK_SIZE - cinfo->sz.parm_size), 0);
cfg->param_area = MAX (((signed) cfg->param_area), lParamArea);
cfg->flags |= MONO_CFG_HAS_CALLS;
arg->ins.cil_code = in->cil_code;
arg->ins.inst_left = in;
arg->ins.type = in->type;
- MONO_INST_LIST_ADD_TAIL (&arg->ins.node, &call->out_args);
+ /* prepend, we'll need to reverse them later */
+ arg->ins.next = call->out_args;
+ call->out_args = (MonoInst *) arg;
arg->ins.inst_right = (MonoInst *) call;
if (ainfo->regtype == RegTypeGeneral) {
arg->ins.backend.reg3 = ainfo->reg;
arg->ins.opcode = OP_OUTARG_VT;
arg->size = -ainfo->vtsize;
arg->offset = ainfo->offset;
- arg->offPrm = ainfo->offparm + sz.offStruct;
+ arg->offPrm = ainfo->offparm + cinfo->sz.offStruct;
} else if (ainfo->regtype == RegTypeStructByVal) {
if (ainfo->reg != STK_BASE)
call->used_iregs |= 1 << ainfo->reg;
arg->ins.opcode = OP_OUTARG_VT;
arg->size = ainfo->size;
arg->offset = ainfo->offset;
- arg->offPrm = ainfo->offparm + sz.offStruct;
+ arg->offPrm = ainfo->offparm + cinfo->sz.offStruct;
} else if (ainfo->regtype == RegTypeBase) {
arg->ins.opcode = OP_OUTARG_MEMBASE;
arg->ins.sreg1 = ainfo->reg;
emit_sig_cookie (cfg, call, cinfo, sizeof(MonoType *));
}
- g_free (cinfo);
+ /*
+ * Reverse the call->out_args list.
+ */
+ {
+ MonoInst *prev = NULL, *list = call->out_args, *next;
+ while (list) {
+ next = list->next;
+ list->next = prev;
+ prev = list;
+ list = next;
+ }
+ call->out_args = prev;
+ }
+
return call;
}
/*========================= End of Function ========================*/
+static void
+add_outarg_reg2 (MonoCompile *cfg, MonoCallInst *call, ArgStorage storage, int reg, MonoInst *tree)
+{
+ MonoInst *ins;
+
+ switch (storage) {
+ case RegTypeGeneral:
+ MONO_INST_NEW (cfg, ins, OP_MOVE);
+ ins->dreg = mono_alloc_ireg (cfg);
+ ins->sreg1 = tree->dreg;
+ MONO_ADD_INS (cfg->cbb, ins);
+ mono_call_inst_add_outarg_reg (cfg, call, ins->dreg, reg, FALSE);
+ break;
+ case RegTypeFP:
+ MONO_INST_NEW (cfg, ins, OP_FMOVE);
+ ins->dreg = mono_alloc_freg (cfg);
+ ins->sreg1 = tree->dreg;
+ MONO_ADD_INS (cfg->cbb, ins);
+ mono_call_inst_add_outarg_reg (cfg, call, ins->dreg, reg, TRUE);
+ break;
+ case RegTypeFPR4:
+ MONO_INST_NEW (cfg, ins, OP_S390_SETF4RET);
+ ins->dreg = mono_alloc_freg (cfg);
+ ins->sreg1 = tree->dreg;
+ MONO_ADD_INS (cfg->cbb, ins);
+ mono_call_inst_add_outarg_reg (cfg, call, ins->dreg, reg, TRUE);
+ break;
+ default:
+ g_assert_not_reached ();
+ }
+}
+
+static void
+emit_sig_cookie2 (MonoCompile *cfg, MonoCallInst *call, CallInfo *cinfo)
+{
+ MonoMethodSignature *tmpSig;
+ MonoInst *sig_arg;
+
+ cfg->disable_aot = TRUE;
+
+ /*----------------------------------------------------------*/
+ /* mono_ArgIterator_Setup assumes the signature cookie is */
+ /* passed first and all the arguments which were before it */
+ /* passed on the stack after the signature. So compensate */
+ /* by passing a different signature. */
+ /*----------------------------------------------------------*/
+ tmpSig = mono_metadata_signature_dup (call->signature);
+ tmpSig->param_count -= call->signature->sentinelpos;
+ tmpSig->sentinelpos = 0;
+ if (tmpSig->param_count > 0)
+ memcpy (tmpSig->params,
+ call->signature->params + call->signature->sentinelpos,
+ tmpSig->param_count * sizeof(MonoType *));
+
+ MONO_INST_NEW (cfg, sig_arg, OP_ICONST);
+ sig_arg->dreg = mono_alloc_ireg (cfg);
+ sig_arg->inst_p0 = tmpSig;
+ MONO_ADD_INS (cfg->cbb, sig_arg);
+
+ MONO_EMIT_NEW_STORE_MEMBASE (cfg, OP_STORE_MEMBASE_REG, STK_BASE,
+ cinfo->sigCookie.offset, sig_arg->dreg);
+}
+
+/*------------------------------------------------------------------*/
+/* */
+/* Name - mono_arch_emit_call */
+/* */
+/*------------------------------------------------------------------*/
+
+void
+mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call)
+{
+ MonoInst *in;
+ MonoMethodSignature *sig;
+ MonoInst *ins;
+ int i, n, lParamArea;
+ CallInfo *cinfo;
+ ArgInfo *ainfo = NULL;
+ int stackSize;
+
+ sig = call->signature;
+ n = sig->param_count + sig->hasthis;
+ DEBUG (g_print ("Call requires: %d parameters\n",n));
+
+ cinfo = get_call_info (cfg, cfg->mempool, sig, sig->pinvoke);
+
+ stackSize = cinfo->sz.stack_size + cinfo->sz.local_size + cinfo->sz.parm_size + cinfo->sz.offset;
+ call->stack_usage = MAX(stackSize, call->stack_usage);
+ lParamArea = MAX((call->stack_usage-S390_MINIMAL_STACK_SIZE-cinfo->sz.parm_size), 0);
+ cfg->param_area = MAX(((signed) cfg->param_area), lParamArea);
+ cfg->flags |= MONO_CFG_HAS_CALLS;
+
+ if (cinfo->struct_ret) {
+ MONO_INST_NEW (cfg, ins, OP_MOVE);
+ ins->sreg1 = call->vret_var->dreg;
+ ins->dreg = mono_alloc_preg (cfg);
+ MONO_ADD_INS (cfg->cbb, ins);
+ mono_call_inst_add_outarg_reg (cfg, call, ins->dreg, cinfo->ret.reg, FALSE);
+ }
+
+ for (i = 0; i < n; ++i) {
+ ainfo = cinfo->args + i;
+ MonoType *t;
+
+ if (i >= sig->hasthis)
+ t = sig->params [i - sig->hasthis];
+ else
+ t = &mono_defaults.int_class->byval_arg;
+ t = mono_type_get_underlying_type (t);
+
+ in = call->args [i];
+
+ if ((sig->call_convention == MONO_CALL_VARARG) &&
+ (i == sig->sentinelpos)) {
+ emit_sig_cookie2 (cfg, call, cinfo);
+ }
+
+ switch (ainfo->regtype) {
+ case RegTypeGeneral:
+ add_outarg_reg2 (cfg, call, ainfo->regtype, ainfo->reg, in);
+ break;
+ case RegTypeFP:
+ if (MONO_TYPE_ISSTRUCT (t)) {
+ /* Valuetype passed in one fp register */
+ ainfo->regtype = RegTypeStructByValInFP;
+ /* Fall through */
+ } else {
+ if (ainfo->size == 4)
+ ainfo->regtype = RegTypeFPR4;
+ add_outarg_reg2 (cfg, call, ainfo->regtype, ainfo->reg, in);
+ break;
+ }
+ case RegTypeStructByVal:
+ case RegTypeStructByAddr: {
+ guint32 align;
+ guint32 size;
+
+ if (sig->params [i - sig->hasthis]->type == MONO_TYPE_TYPEDBYREF) {
+ size = sizeof (MonoTypedRef);
+ align = sizeof (gpointer);
+ }
+ else
+ if (sig->pinvoke)
+ size = mono_type_native_stack_size (&in->klass->byval_arg, &align);
+ else {
+ /*
+ * Other backends use mono_type_stack_size (), but that
+ * aligns the size to 8, which is larger than the size of
+ * the source, leading to reads of invalid memory if the
+ * source is at the end of address space.
+ */
+ size = mono_class_value_size (in->klass, &align);
+ }
+
+ g_assert (in->klass);
+
+ ainfo->offparm += cinfo->sz.offStruct;
+
+ MONO_INST_NEW (cfg, ins, OP_OUTARG_VT);
+ ins->sreg1 = in->dreg;
+ ins->klass = in->klass;
+ ins->backend.size = ainfo->size;
+ ins->inst_p0 = call;
+ ins->inst_p1 = mono_mempool_alloc (cfg->mempool, sizeof (ArgInfo));
+ memcpy (ins->inst_p1, ainfo, sizeof (ArgInfo));
+
+ MONO_ADD_INS (cfg->cbb, ins);
+
+ if (ainfo->regtype == RegTypeStructByAddr) {
+ /*
+ * We use OP_OUTARG_VT to copy the valuetype to a stack location, then
+ * use the normal OUTARG opcodes to pass the address of the location to
+ * the callee.
+ */
+ int treg = mono_alloc_preg (cfg);
+ MONO_EMIT_NEW_BIALU_IMM (cfg, OP_ADD_IMM, treg,
+ STK_BASE, ainfo->offparm);
+ mono_call_inst_add_outarg_reg (cfg, call, treg, ainfo->reg, FALSE);
+ }
+ break;
+ }
+ case RegTypeBase:
+ if (!t->byref && t->type == MONO_TYPE_R4) {
+ MONO_EMIT_NEW_STORE_MEMBASE (cfg, OP_STORER4_MEMBASE_REG,
+ STK_BASE, ainfo->offset + 4,
+ in->dreg);
+ } else if (!t->byref && (t->type == MONO_TYPE_R8)) {
+ MONO_EMIT_NEW_STORE_MEMBASE (cfg, OP_STORER8_MEMBASE_REG,
+ STK_BASE, ainfo->offset,
+ in->dreg);
+ } else {
+ MONO_INST_NEW (cfg, ins, OP_STORE_MEMBASE_REG);
+ ins->inst_destbasereg = STK_BASE;
+ ins->inst_offset = ainfo->offset;
+ ins->sreg1 = in->dreg;
+
+ /* This is needed by MonoTypedRef->value to point to the correct data */
+ if ((sig->call_convention == MONO_CALL_VARARG) &&
+ (i >= sig->sentinelpos)) {
+ switch (ainfo->size) {
+ case 1:
+ ins->opcode = OP_STOREI1_MEMBASE_REG;
+ break;
+ case 2:
+ ins->opcode = OP_STOREI2_MEMBASE_REG;
+ break;
+ case 4:
+ ins->opcode = OP_STOREI4_MEMBASE_REG;
+ break;
+ default:
+ break;
+ }
+ }
+
+ MONO_ADD_INS (cfg->cbb, ins);
+ }
+ break;
+ default:
+ g_assert_not_reached ();
+ break;
+ }
+ }
+
+ /*
+ * Handle the case where there are no implicit arguments
+ */
+ if ((sig->call_convention == MONO_CALL_VARARG) &&
+ (i == sig->sentinelpos)) {
+ emit_sig_cookie2 (cfg, call, cinfo);
+ }
+}
+
+/*========================= End of Function ========================*/
+
+/*------------------------------------------------------------------*/
+/* */
+/* Name - mono_arch_emit_outarg_vt */
+/* */
+/*------------------------------------------------------------------*/
+
+void
+mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src)
+{
+ MonoCallInst *call = (MonoCallInst*)ins->inst_p0;
+ ArgInfo *ainfo = (ArgInfo*)ins->inst_p1;
+ int size = ins->backend.size;
+
+ if (ainfo->regtype == RegTypeStructByVal) {
+ /*
+ arg->ins.sreg1 = ainfo->reg;
+ arg->ins.opcode = OP_OUTARG_VT;
+ arg->size = ainfo->size;
+ arg->offset = ainfo->offset;
+ arg->offPrm = ainfo->offparm + cinfo->sz.offStruct;
+ */
+ if (ainfo->reg != STK_BASE) {
+ MONO_OUTPUT_VTR2 (cfg, size, ainfo->reg, src->dreg, 0);
+ } else {
+ MONO_OUTPUT_VTS2 (cfg, size, ainfo->reg, ainfo->offset,
+ src->dreg, 0);
+ }
+ } else if (ainfo->regtype == RegTypeStructByValInFP) {
+ int dreg = mono_alloc_freg (cfg);
+
+ if (ainfo->size == 4) {
+ MONO_EMIT_NEW_LOAD_MEMBASE_OP (cfg, OP_LOADR4_MEMBASE, dreg, src->dreg, 0);
+ MONO_EMIT_NEW_UNALU (cfg, OP_S390_SETF4RET, dreg, dreg);
+ } else {
+ g_assert (ainfo->size == 8);
+
+ MONO_EMIT_NEW_LOAD_MEMBASE_OP (cfg, OP_LOADR8_MEMBASE, dreg, src->dreg, 0);
+ }
+
+ mono_call_inst_add_outarg_reg (cfg, call, dreg, ainfo->reg, TRUE);
+ } else {
+ MONO_EMIT_NEW_MOVE2 (cfg, STK_BASE, ainfo->offparm,
+ src->dreg, 0, size);
+ }
+}
+
+/*------------------------------------------------------------------*/
+/* */
+/* Name - mono_arch_emit_setret */
+/* */
+/*------------------------------------------------------------------*/
+
+void
+mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val)
+{
+ MonoType *ret = mono_type_get_underlying_type (mono_method_signature (method)->ret);
+
+ if (!ret->byref) {
+ if (ret->type == MONO_TYPE_R4) {
+ MONO_EMIT_NEW_UNALU (cfg, OP_S390_SETF4RET, s390_f0, val->dreg);
+ return;
+ } else if (ret->type == MONO_TYPE_R8) {
+ MONO_EMIT_NEW_UNALU (cfg, OP_FMOVE, s390_f0, val->dreg);
+ return;
+ }
+ }
+
+ MONO_EMIT_NEW_UNALU (cfg, OP_MOVE, cfg->ret->dreg, val->dreg);
+}
+
+/*========================= End of Function ========================*/
+
/*------------------------------------------------------------------*/
/* */
/* Name - emit_sig_cookie. */
arg->ins.inst_right = (MonoInst *) call;
arg->size = argSize;
arg->offset = cinfo->sigCookie.offset;
- MONO_INST_LIST_ADD_TAIL (&arg->ins.node, &call->out_args);
+ arg->ins.next = call->out_args;
+ call->out_args = (MonoInst *) arg;
}
/*========================= End of Function ========================*/
{
MonoInst *ins, *n;
- MONO_INST_LIST_FOR_EACH_ENTRY_SAFE (ins, n, &bb->ins_list, node) {
- MonoInst *last_ins = mono_inst_list_prev (&ins->node, &bb->ins_list);
-
- switch (ins->opcode) {
- case OP_MUL_IMM:
- /* remove unnecessary multiplication with 1 */
- if (ins->inst_imm == 1) {
- if (ins->dreg != ins->sreg1) {
- ins->opcode = OP_MOVE;
- } else {
- MONO_DEL_INS (ins);
- continue;
- }
- }
- break;
- case OP_LOAD_MEMBASE:
- case OP_LOADI4_MEMBASE:
- /*
- * OP_STORE_MEMBASE_REG reg, offset(basereg)
- * OP_LOAD_MEMBASE offset(basereg), reg
- */
- if (last_ins && (last_ins->opcode == OP_STOREI4_MEMBASE_REG
- || last_ins->opcode == OP_STORE_MEMBASE_REG) &&
- ins->inst_basereg == last_ins->inst_destbasereg &&
- ins->inst_offset == last_ins->inst_offset) {
- if (ins->dreg == last_ins->sreg1) {
- MONO_DEL_INS (ins);
- continue;
- } else {
- ins->opcode = OP_MOVE;
- ins->sreg1 = last_ins->sreg1;
- }
-
- /*
- * Note: reg1 must be different from the basereg in the second load
- * OP_LOAD_MEMBASE offset(basereg), reg1
- * OP_LOAD_MEMBASE offset(basereg), reg2
- * -->
- * OP_LOAD_MEMBASE offset(basereg), reg1
- * OP_MOVE reg1, reg2
- */
- } if (last_ins && (last_ins->opcode == OP_LOADI4_MEMBASE
- || last_ins->opcode == OP_LOAD_MEMBASE) &&
- ins->inst_basereg != last_ins->dreg &&
- ins->inst_basereg == last_ins->inst_basereg &&
- ins->inst_offset == last_ins->inst_offset) {
-
- if (ins->dreg == last_ins->dreg) {
- MONO_DEL_INS (ins);
- continue;
- } else {
- ins->opcode = OP_MOVE;
- ins->sreg1 = last_ins->dreg;
- }
-
- }
- break;
- case OP_LOADU1_MEMBASE:
- case OP_LOADI1_MEMBASE:
- if (last_ins && (last_ins->opcode == OP_STOREI1_MEMBASE_REG) &&
- ins->inst_basereg == last_ins->inst_destbasereg &&
- ins->inst_offset == last_ins->inst_offset) {
- ins->opcode = (ins->opcode == OP_LOADI1_MEMBASE) ? OP_LCONV_TO_I1 : OP_LCONV_TO_U1;
- ins->sreg1 = last_ins->sreg1;
- }
- break;
- case OP_LOADU2_MEMBASE:
- case OP_LOADI2_MEMBASE:
- if (last_ins && (last_ins->opcode == OP_STOREI2_MEMBASE_REG) &&
- ins->inst_basereg == last_ins->inst_destbasereg &&
- ins->inst_offset == last_ins->inst_offset) {
- ins->opcode = (ins->opcode == OP_LOADI2_MEMBASE) ? OP_LCONV_TO_I2 : OP_LCONV_TO_U2;
- ins->sreg1 = last_ins->sreg1;
- }
- break;
- case OP_MOVE:
- /*
- * OP_MOVE reg, reg
- */
- if (ins->dreg == ins->sreg1) {
- MONO_DEL_INS (ins);
- continue;
- }
- /*
- * OP_MOVE sreg, dreg
- * OP_MOVE dreg, sreg
- */
- if (last_ins && last_ins->opcode == OP_MOVE &&
- ins->sreg1 == last_ins->dreg &&
- ins->dreg == last_ins->sreg1) {
- MONO_DEL_INS (ins);
- continue;
- }
- break;
- }
+ MONO_BB_FOR_EACH_INS_SAFE (bb, n, ins) {
+ mono_peephole_ins (bb, ins);
}
}
void
mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb)
{
+ MonoInst *ins, *next;
+
+ if (bb->max_vreg > cfg->rs->next_vreg)
+ cfg->rs->next_vreg = bb->max_vreg;
+
+ MONO_BB_FOR_EACH_INS_SAFE (bb, next, ins) {
+ switch (ins->opcode) {
+ case OP_DIV_IMM:
+ case OP_REM_IMM:
+ case OP_IDIV_IMM:
+ case OP_IREM_IMM:
+ case OP_IDIV_UN_IMM:
+ case OP_IREM_UN_IMM:
+ case OP_LAND_IMM:
+ case OP_LOR_IMM:
+ case OP_LXOR_IMM:
+ case OP_LOCALLOC_IMM:
+ mono_decompose_op_imm (cfg, bb, ins);
+ break;
+ case OP_LADD_IMM:
+ if (!s390_is_imm16 (ins->inst_imm))
+ /* This is created by the memcpy code which ignores is_inst_imm */
+ mono_decompose_op_imm (cfg, bb, ins);
+ break;
+ default:
+ break;
+ }
+ }
+
+ bb->max_vreg = cfg->rs->next_vreg;
}
/*========================= End of Function ========================*/
/*========================= End of Function ========================*/
+static gboolean is_unsigned (MonoInst *next)
+{
+ if ((next) &&
+ (((next->opcode >= OP_IBNE_UN) &&
+ (next->opcode <= OP_IBLT_UN)) ||
+ ((next->opcode >= OP_LBNE_UN) &&
+ (next->opcode <= OP_LBLT_UN)) ||
+ ((next->opcode >= OP_COND_EXC_NE_UN) &&
+ (next->opcode <= OP_COND_EXC_LT_UN)) ||
+ ((next->opcode >= OP_COND_EXC_INE_UN) &&
+ (next->opcode <= OP_COND_EXC_ILT_UN)) ||
+ ((next->opcode == OP_CLT_UN) ||
+ (next->opcode == OP_CGT_UN)) ||
+ ((next->opcode == OP_ICLT_UN) ||
+ (next->opcode == OP_ICGT_UN) ||
+ (next->opcode == OP_LCLT_UN) ||
+ (next->opcode == OP_LCGT_UN))))
+ return TRUE;
+ else
+ return FALSE;
+}
+
/*------------------------------------------------------------------*/
/* */
/* Name - mono_arch_output_basic_block */
void
mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb)
{
- MonoInst *ins, *next;
+ MonoInst *ins;
MonoCallInst *call;
guint offset;
guint8 *code = cfg->native_code + cfg->code_len;
s390_ngr (code, ins->dreg, s390_r0);
}
break;
+ case OP_ICONV_TO_I1: {
+ s390_lhi (code, s390_r0, 0x80);
+ if (ins->dreg != ins->sreg1) {
+ s390_lr (code, ins->dreg, ins->sreg1);
+ }
+ s390_nr (code, s390_r0, ins->sreg1);
+ s390_jz (code, 7);
+ s390_lhi (code, s390_r13, -1);
+ s390_sll (code, s390_r13, 0, 8);
+ s390_or (code, ins->dreg, s390_r13);
+ }
+ break;
+ case OP_ICONV_TO_I2: {
+ s390_lhi (code, s390_r0, 0x80);
+ s390_sll (code, s390_r0, 0, 8);
+ if (ins->dreg != ins->sreg1) {
+ s390_lr (code, ins->dreg, ins->sreg1);
+ }
+ s390_nr (code, s390_r0, ins->sreg1);
+ s390_jz (code, 7);
+ s390_lhi (code, s390_r13, -1);
+ s390_sll (code, s390_r13, 0, 16);
+ s390_or (code, ins->dreg, s390_r13);
+ }
+ break;
+ case OP_ICONV_TO_U1: {
+ s390_lhi (code, s390_r0, 0xff);
+ if (ins->dreg != ins->sreg1) {
+ s390_lr (code, ins->dreg, ins->sreg1);
+ }
+ s390_nr (code, ins->dreg, s390_r0);
+ }
+ break;
+ case OP_ICONV_TO_U2: {
+ s390_lhi (code, s390_r0, -1);
+ s390_sll (code, s390_r0, 0, 16);
+ s390_srl (code, s390_r0, 0, 16);
+ if (ins->dreg != ins->sreg1) {
+ s390_lr (code, ins->dreg, ins->sreg1);
+ }
+ s390_nr (code, ins->dreg, s390_r0);
+ }
+ break;
case OP_COMPARE:
case OP_LCOMPARE: {
- next = mono_inst_list_next (&ins->node, &bb->ins_list);
- if ((next) && (mono_opcode_to_cond(next->opcode) >= CMP_LE_UN))
+ if (is_unsigned (ins->next))
s390_clgr (code, ins->sreg1, ins->sreg2);
else
s390_cgr (code, ins->sreg1, ins->sreg2);
}
break;
- case OP_COMPARE_IMM: {
- next = mono_inst_list_next (&ins->node, &bb->ins_list);
+ case OP_ICOMPARE: {
+ if (is_unsigned (ins->next))
+ s390_clr (code, ins->sreg1, ins->sreg2);
+ else
+ s390_cr (code, ins->sreg1, ins->sreg2);
+ }
+ break;
+ case OP_COMPARE_IMM:
+ case OP_LCOMPARE_IMM: {
if (s390_is_imm16 (ins->inst_imm)) {
s390_lghi (code, s390_r0, ins->inst_imm);
- if ((next) &&
- (mono_opcode_to_cond(next->opcode) >= CMP_LE_UN))
+ if (is_unsigned (ins->next))
s390_clgr (code, ins->sreg1, s390_r0);
else
s390_cgr (code, ins->sreg1, s390_r0);
s390_basr (code, s390_r13, 0);
s390_j (code, 6);
s390_llong(code, ins->inst_imm);
- if ((next) &&
- (mono_opcode_to_cond(next->opcode) >= CMP_LE_UN))
+ if (is_unsigned (ins->next))
s390_clg (code, ins->sreg1, 0, s390_r13, 4);
else
s390_cg (code, ins->sreg1, 0, s390_r13, 4);
}
}
break;
- case OP_ICOMPARE: {
- next = mono_inst_list_next (&ins->node, &bb->ins_list);
- if ((next) && (mono_opcode_to_cond(next->opcode) >= CMP_LE_UN))
- s390_clr (code, ins->sreg1, ins->sreg2);
- else
- s390_cr (code, ins->sreg1, ins->sreg2);
- }
- break;
case OP_ICOMPARE_IMM: {
- next = mono_inst_list_next (&ins->node, &bb->ins_list);
if (s390_is_imm16 (ins->inst_imm)) {
s390_lghi (code, s390_r0, ins->inst_imm);
- if ((next) &&
- (mono_opcode_to_cond(next->opcode) >= CMP_LE_UN))
+ if (is_unsigned (ins->next))
s390_clr (code, ins->sreg1, s390_r0);
else
s390_cr (code, ins->sreg1, s390_r0);
s390_basr (code, s390_r13, 0);
s390_j (code, 4);
s390_word (code, ins->inst_imm);
- if ((next) &&
- (mono_opcode_to_cond(next->opcode) >= CMP_LE_UN))
+ if (is_unsigned (ins->next))
s390_cl (code, ins->sreg1, 0, s390_r13, 4);
else
s390_c (code, ins->sreg1, 0, s390_r13, 4);
break;
case OP_ADDCC: {
CHECK_SRCDST_COM;
- s390_algr (code, ins->dreg, src2);
+ s390_agr (code, ins->dreg, src2);
}
break;
case OP_LADD: {
}
}
break;
+ case OP_LADD_IMM: {
+ if (ins->dreg != ins->sreg1) {
+ s390_lgr (code, ins->dreg, ins->sreg1);
+ }
+ g_assert (s390_is_imm16 (ins->inst_imm));
+ s390_aghi (code, ins->dreg, ins->inst_imm);
+ }
+ break;
case OP_ADC_IMM: {
if (ins->dreg != ins->sreg1) {
s390_lgr (code, ins->dreg, ins->sreg1);
}
}
break;
- case OP_IADD_OVF: {
+ case OP_IADD_OVF:
+ case OP_S390_IADD_OVF: {
CHECK_SRCDST_COM;
s390_ar (code, ins->dreg, src2);
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_OV, "OverflowException");
s390_lgfr (code, ins->dreg, ins->dreg);
}
break;
- case OP_IADD_OVF_UN: {
+ case OP_IADD_OVF_UN:
+ case OP_S390_IADD_OVF_UN: {
CHECK_SRCDST_COM;
s390_algr (code, ins->dreg, src2);
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_CY, "OverflowException");
break;
case OP_SUBCC: {
CHECK_SRCDST_NCOM;
- s390_slgr (code, ins->dreg, src2);
+ s390_sgr (code, ins->dreg, src2);
}
break;
case OP_LSUB: {
}
}
break;
+ case OP_LSUB_IMM: {
+ if (ins->dreg != ins->sreg1) {
+ s390_lgr (code, ins->dreg, ins->sreg1);
+ }
+ if (s390_is_imm16 (-ins->inst_imm)) {
+ s390_lghi (code, s390_r0, ins->inst_imm);
+ s390_slgr (code, ins->dreg, s390_r0);
+ } else {
+ s390_basr (code, s390_r13, 0);
+ s390_j (code, 6);
+ s390_llong(code, ins->inst_imm);
+ s390_slg (code, ins->dreg, 0, s390_r13, 4);
+ }
+ }
+ break;
case OP_SBB_IMM: {
if (ins->dreg != ins->sreg1) {
s390_lgr (code, ins->dreg, ins->sreg1);
s390_lgr (code, ins->dreg, s390_r1);
}
break;
- case OP_DIV_IMM: {
- if (s390_is_imm16 (ins->inst_imm)) {
- s390_lghi (code, s390_r13, ins->inst_imm);
- s390_lgr (code, s390_r1, ins->sreg1);
- } else {
- s390_basr (code, s390_r13, 0);
- s390_j (code, 6);
- s390_llong(code, ins->inst_imm);
- s390_lgr (code, s390_r1, ins->sreg1);
- s390_lg (code, s390_r13, 0, s390_r13, 4);
- }
- s390_dsgr (code, s390_r0, s390_r13);
- s390_lgr (code, ins->dreg, s390_r1);
- }
- break;
case OP_LREM: {
s390_lgr (code, s390_r1, ins->sreg1);
s390_dsgr (code, s390_r0, ins->sreg2);
s390_lgr (code, ins->dreg, s390_r0);
}
break;
- case OP_REM_IMM: {
- if (s390_is_imm16 (ins->inst_imm)) {
- s390_lghi (code, s390_r13, ins->inst_imm);
- s390_lgr (code, s390_r0, ins->sreg1);
- } else {
- s390_basr (code, s390_r13, 0);
- s390_j (code, 6);
- s390_llong(code, ins->inst_imm);
- s390_lgr (code, s390_r0, ins->sreg1);
- s390_lg (code, s390_r13, 0, s390_r13, 4);
- }
- s390_dsgr(code, s390_r0, s390_r13);
- s390_lgr (code, ins->dreg, s390_r0);
- }
- break;
case OP_LOR: {
if (ins->sreg1 == ins->dreg) {
s390_ogr (code, ins->dreg, ins->sreg2);
}
}
break;
- case OP_LADD_OVF: {
+ case OP_LADD_OVF:
+ case OP_S390_LADD_OVF: {
CHECK_SRCDST_COM;
s390_agr (code, ins->dreg, src2);
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_OV, "OverflowException");
}
break;
- case OP_LADD_OVF_UN: {
+ case OP_LADD_OVF_UN:
+ case OP_S390_LADD_OVF_UN: {
CHECK_SRCDST_COM;
s390_algr (code, ins->dreg, src2);
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_CY, "OverflowException");
s390_slgf (code, ins->dreg, 0, s390_r13, 4);
}
break;
- case OP_ISUB_OVF: {
+ case OP_ISUB_OVF:
+ case OP_S390_ISUB_OVF: {
CHECK_SRCDST_NCOM;
s390_sr (code, ins->dreg, src2);
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_OV, "OverflowException");
s390_lgfr (code, ins->dreg, ins->dreg);
}
break;
- case OP_ISUB_OVF_UN: {
+ case OP_ISUB_OVF_UN:
+ case OP_S390_ISUB_OVF_UN: {
CHECK_SRCDST_NCOM;
s390_slr (code, ins->dreg, src2);
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_NC, "OverflowException");
s390_llgfr(code, ins->dreg, ins->dreg);
}
break;
- case OP_LSUB_OVF: {
+ case OP_LSUB_OVF:
+ case OP_S390_LSUB_OVF: {
CHECK_SRCDST_NCOM;
s390_sgr (code, ins->dreg, src2);
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_OV, "OverflowException");
}
break;
- case OP_LSUB_OVF_UN: {
+ case OP_LSUB_OVF_UN:
+ case OP_S390_LSUB_OVF_UN: {
CHECK_SRCDST_NCOM;
s390_slgr (code, ins->dreg, src2);
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_NC, "OverflowException");
}
break;
case OP_ISHL: {
- if (ins->sreg1 != ins->dreg) {
- s390_lgfr (code, ins->dreg, ins->sreg1);
- }
- s390_sll (code, ins->dreg, ins->sreg2, 0);
+ CHECK_SRCDST_NCOM;
+ s390_sll (code, ins->dreg, src2, 0);
}
break;
case OP_ISHL_IMM: {
}
break;
case OP_ISHR: {
- if (ins->sreg1 != ins->dreg) {
- s390_lgfr (code, ins->dreg, ins->sreg1);
- }
- s390_sra (code, ins->dreg, ins->sreg2, 0);
+ CHECK_SRCDST_NCOM;
+ s390_sra (code, ins->dreg, src2, 0);
}
break;
case OP_ISHR_IMM: {
}
break;
case OP_ISHR_UN: {
- if (ins->sreg1 != ins->dreg) {
- s390_lgfr (code, ins->dreg, ins->sreg1);
- }
- s390_srl (code, ins->dreg, ins->sreg2, 0);
+ CHECK_SRCDST_NCOM;
+ s390_srl (code, ins->dreg, src2, 0);
}
break;
case OP_INOT: {
s390_lg (code,ins->dreg, 0, s390_r13, 4);
}
break;
+ case OP_JUMP_TABLE: {
+ mono_add_patch_info (cfg, code - cfg->native_code,
+ (MonoJumpInfoType)ins->inst_i1, ins->inst_p0);
+ s390_basr (code, s390_r13, 0);
+ s390_j (code, 6);
+ s390_llong (code, 0);
+ s390_lg (code, ins->dreg, 0, s390_r13, 4);
+ }
+ break;
case OP_MOVE:
if (ins->dreg != ins->sreg1) {
s390_lgr (code, ins->dreg, ins->sreg1);
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_LT, "OverflowException");
s390_lgfr (code, ins->dreg, ins->sreg1);
break;
- case OP_FMOVE: {
+ case OP_FMOVE:
+ case OP_FCONV_TO_R4: {
if (ins->dreg != ins->sreg1) {
s390_ldr (code, ins->dreg, ins->sreg1);
}
s390_ledbr (code, ins->dreg, ins->sreg1);
}
break;
- case OP_FCONV_TO_R4: {
- g_error ("Shouldn't be reached");
- next = mono_inst_list_next (&ins->node, &bb->ins_list);
- if ((next) &&
- (next->opcode != OP_FMOVE) &&
- (next->opcode != OP_STORER4_MEMBASE_REG))
- s390_ledbr (code, ins->dreg, ins->sreg1);
- }
- break;
case OP_JMP: {
if (cfg->method->save_lmf)
restoreLMF(code, cfg->frame_reg, cfg->stack_usage);
if (cfg->flags & MONO_CFG_HAS_TAIL) {
- code = emit_load_volatile_registers(code, cfg);
+ code = emit_load_volatile_arguments (code, cfg);
}
code = backUpStackPtr(cfg, code);
break;
case OP_LCALL:
case OP_VCALL:
+ case OP_VCALL2:
case OP_VOIDCALL:
case OP_CALL: {
s390_basr (code, s390_r13, 0);
break;
case OP_LCALL_REG:
case OP_VCALL_REG:
+ case OP_VCALL2_REG:
case OP_VOIDCALL_REG:
case OP_CALL_REG: {
s390_lgr (code, s390_r1, ins->sreg1);
break;
case OP_LCALL_MEMBASE:
case OP_VCALL_MEMBASE:
+ case OP_VCALL2_MEMBASE:
case OP_VOIDCALL_MEMBASE:
case OP_CALL_MEMBASE: {
s390_lg (code, s390_r1, 0, ins->sreg1, ins->inst_offset);
}
break;
case OP_START_HANDLER: {
+ MonoInst *spvar = mono_find_spvar_for_region (cfg, bb->region);
+
S390_LONG (code, stg, stg, s390_r14, 0,
- ins->inst_left->inst_basereg,
- ins->inst_left->inst_offset);
+ spvar->inst_basereg,
+ spvar->inst_offset);
}
break;
case OP_ENDFILTER: {
+ MonoInst *spvar = mono_find_spvar_for_region (cfg, bb->region);
+
if (ins->sreg1 != s390_r2)
s390_lgr(code, s390_r2, ins->sreg1);
S390_LONG (code, lg, lg, s390_r14, 0,
- ins->inst_left->inst_basereg,
- ins->inst_left->inst_offset);
+ spvar->inst_basereg,
+ spvar->inst_offset);
s390_br (code, s390_r14);
}
break;
case OP_ENDFINALLY: {
+ MonoInst *spvar = mono_find_spvar_for_region (cfg, bb->region);
+
S390_LONG (code, lg, lg, s390_r14, 0,
- ins->inst_left->inst_basereg,
- ins->inst_left->inst_offset);
+ spvar->inst_basereg,
+ spvar->inst_offset);
s390_br (code, s390_r14);
}
break;
break;
case OP_LABEL: {
ins->inst_c0 = code - cfg->native_code;
+ }
+ break;
+ case OP_NOP:
+ case OP_DUMMY_USE:
+ case OP_DUMMY_STORE:
+ case OP_NOT_REACHED:
+ case OP_NOT_NULL: {
}
break;
case OP_BR:
}
break;
case OP_CEQ:
- case OP_ICEQ: {
+ case OP_ICEQ:
+ case OP_LCEQ: {
s390_lghi(code, ins->dreg, 1);
s390_jz (code, 4);
s390_lghi(code, ins->dreg, 0);
}
break;
case OP_CLT:
- case OP_ICLT: {
+ case OP_ICLT:
+ case OP_LCLT: {
s390_lghi(code, ins->dreg, 1);
s390_jl (code, 4);
s390_lghi(code, ins->dreg, 0);
}
break;
case OP_CLT_UN:
- case OP_ICLT_UN: {
+ case OP_ICLT_UN:
+ case OP_LCLT_UN: {
s390_lghi(code, ins->dreg, 1);
s390_jlo (code, 4);
s390_lghi(code, ins->dreg, 0);
}
break;
case OP_CGT:
- case OP_ICGT: {
+ case OP_ICGT:
+ case OP_LCGT: {
s390_lghi(code, ins->dreg, 1);
s390_jh (code, 4);
s390_lghi(code, ins->dreg, 0);
}
break;
case OP_CGT_UN:
- case OP_ICGT_UN: {
+ case OP_ICGT_UN:
+ case OP_LCGT_UN: {
s390_lghi(code, ins->dreg, 1);
s390_jho (code, 4);
s390_lghi(code, ins->dreg, 0);
}
break;
case OP_COND_EXC_EQ:
+ case OP_COND_EXC_IEQ:
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_EQ, ins->inst_p1);
break;
case OP_COND_EXC_NE_UN:
+ case OP_COND_EXC_INE_UN:
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_NE, ins->inst_p1);
break;
case OP_COND_EXC_LT:
+ case OP_COND_EXC_ILT:
case OP_COND_EXC_LT_UN:
+ case OP_COND_EXC_ILT_UN:
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_LT, ins->inst_p1);
break;
case OP_COND_EXC_GT:
+ case OP_COND_EXC_IGT:
case OP_COND_EXC_GT_UN:
+ case OP_COND_EXC_IGT_UN:
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_GT, ins->inst_p1);
break;
case OP_COND_EXC_GE:
+ case OP_COND_EXC_IGE:
case OP_COND_EXC_GE_UN:
+ case OP_COND_EXC_IGE_UN:
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_GE, ins->inst_p1);
break;
case OP_COND_EXC_LE:
+ case OP_COND_EXC_ILE:
case OP_COND_EXC_LE_UN:
+ case OP_COND_EXC_ILE_UN:
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_LE, ins->inst_p1);
break;
case OP_COND_EXC_OV:
+ case OP_COND_EXC_IOV:
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_OV, ins->inst_p1);
break;
case OP_COND_EXC_NO:
+ case OP_COND_EXC_INO:
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_NO, ins->inst_p1);
break;
case OP_COND_EXC_C:
+ case OP_COND_EXC_IC:
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_CY, ins->inst_p1);
break;
case OP_COND_EXC_NC:
+ case OP_COND_EXC_INC:
EMIT_COND_SYSTEM_EXCEPTION (S390_CC_NC, ins->inst_p1);
break;
case OP_LBEQ:
s390_ldebr (code, ins->dreg, s390_f15);
}
break;
+ case OP_ICONV_TO_R_UN: {
+ s390_cdfbr (code, ins->dreg, ins->sreg1);
+ s390_ltr (code, ins->sreg1, ins->sreg1);
+ s390_jnl (code, 12);
+ s390_basr (code, s390_r13, 0);
+ s390_j (code, 6);
+ s390_word (code, 0x41f00000);
+ s390_word (code, 0);
+ s390_adb (code, ins->dreg, 0, s390_r13, 4);
+ }
+ break;
case OP_LCONV_TO_R_UN: {
s390_cdgbr (code, ins->dreg, ins->sreg1);
s390_ltgr (code, ins->sreg1, ins->sreg1);
/*------------------------------------------------------------------*/
/* */
-/* Name - emit_load_volatile_registers */
+/* Name - emit_load_volatile_arguments */
/* */
/* Function - Emit the instructions to reload parameter regist- */
/* registers for use with "tail" operations. */
/*------------------------------------------------------------------*/
guint8 *
-emit_load_volatile_registers (guint8 *code, MonoCompile *cfg)
+emit_load_volatile_arguments (guint8 *code, MonoCompile *cfg)
{
MonoInst *inst;
MonoMethod *method = cfg->method;
MonoMethodSignature *sig = mono_method_signature(method);
int pos = 0, i;
CallInfo *cinfo;
- size_data sz;
- cinfo = calculate_sizes (NULL, sig, &sz, sig->pinvoke);
+ cinfo = get_call_info (NULL, NULL, sig, sig->pinvoke);
if (cinfo->struct_ret) {
ArgInfo *ainfo = &cinfo->ret;
- inst = cfg->ret;
+ inst = cfg->vret_addr;
s390_lg (code, ainfo->reg, 0, inst->inst_basereg, inst->inst_offset);
}
pos++;
}
- g_free (cinfo);
-
return code;
}
int alloc_size, pos, max_offset, i;
guint8 *code;
CallInfo *cinfo;
- size_data sz;
int tracing = 0;
int lmfOffset;
s390_stmg (code, s390_r6, s390_r14, STK_BASE, S390_REG_SAVE_OFFSET);
+ if (cfg->arch.bkchain_reg != -1)
+ s390_lgr (code, cfg->arch.bkchain_reg, STK_BASE);
+
if (cfg->flags & MONO_CFG_HAS_ALLOCA) {
cfg->used_int_regs |= 1 << 11;
}
sig = mono_method_signature (method);
pos = 0;
- cinfo = calculate_sizes (cfg, sig, &sz, sig->pinvoke);
+ cinfo = get_call_info (cfg, cfg->mempool, sig, sig->pinvoke);
if (cinfo->struct_ret) {
ArgInfo *ainfo = &cinfo->ret;
- inst = cfg->ret;
+ inst = cfg->vret_addr;
inst->backend.size = ainfo->vtsize;
s390_stg (code, ainfo->reg, 0, inst->inst_basereg, inst->inst_offset);
}
for (i = 0; i < sig->param_count + sig->hasthis; ++i) {
ArgInfo *ainfo = cinfo->args + i;
inst = cfg->args [pos];
+
+ if (inst->opcode == OP_VTARG_ADDR)
+ inst = inst->inst_left;
if (inst->opcode == OP_REGVAR) {
if (ainfo->regtype == RegTypeGeneral)
cfg->code_len = code - cfg->native_code;
g_assert (cfg->code_len < cfg->code_size);
- g_free (cinfo);
-
return code;
}
/*========================= End of Function ========================*/
+/*------------------------------------------------------------------*/
+/* */
+/* Name - mono_arch_emit_inst_for_method */
+/* */
+/*------------------------------------------------------------------*/
+
+MonoInst*
+mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args)
+{
+ return NULL;
+}
+
+/*========================= End of Function ========================*/
+
+void
+mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins)
+{
+ /*
+ * Have to rename these to avoid being decomposed normally, since the normal
+ * decomposition does not work on S390.
+ */
+ switch (ins->opcode) {
+ case OP_ISUB_OVF:
+ ins->opcode = OP_S390_ISUB_OVF;
+ break;
+ case OP_ISUB_OVF_UN:
+ ins->opcode = OP_S390_ISUB_OVF_UN;
+ break;
+ case OP_IADD_OVF:
+ ins->opcode = OP_S390_IADD_OVF;
+ break;
+ case OP_IADD_OVF_UN:
+ ins->opcode = OP_S390_IADD_OVF_UN;
+ break;
+ case OP_LADD_OVF:
+ ins->opcode = OP_S390_LADD_OVF;
+ break;
+ case OP_LADD_OVF_UN:
+ ins->opcode = OP_S390_LADD_OVF_UN;
+ break;
+ case OP_LSUB_OVF:
+ ins->opcode = OP_S390_LSUB_OVF;
+ break;
+ case OP_LSUB_OVF_UN:
+ ins->opcode = OP_S390_LSUB_OVF_UN;
+ break;
+ default:
+ break;
+ }
+}
+
+/*========================= End of Function ========================*/
+
/*------------------------------------------------------------------*/
/* */
/* Name - mono_arch_print_tree */
/*========================= End of Function ========================*/
-/*========================= End of Function ========================*/
-
/*------------------------------------------------------------------*/
/* */
/* Name - mono_arch_get_patch_offset */
}
/*========================= End of Function ========================*/
+
+gpointer
+mono_arch_context_get_int_reg (MonoContext *ctx, int reg)
+{
+ /* FIXME: implement */
+ g_assert_not_reached ();
+ return NULL;
+}