#undef DEBUG
#define DEBUG(a) if (cfg->verbose_level > 1) a
-#define reg_is_freeable(r) ((r) >= 3 && (r) <= 10)
-#define freg_is_freeable(r) ((r) >= 1 && (r) <= 14)
/*----------------------------------------*/
-/* use s390_r3-s390_r10 as temp registers */
+/* use s390_r2-s390_r5 as temp registers */
/*----------------------------------------*/
-#define S390_CALLER_REGS (0x03f8)
+#define S390_CALLER_REGS (0x10fc)
+#define reg_is_freeable(r) (S390_CALLER_REGS & 1 << (r))
/*----------------------------------------*/
-/* use s390_f2-s390_f14 as temp registers */
+/* use s390_f1/s390_f3-s390_f15 as temps */
/*----------------------------------------*/
-#define S390_CALLER_FREGS (0x73f8)
+#define S390_CALLER_FREGS (0xfffa)
+#define freg_is_freeable(r) ((r) >= 1 && (r) <= 14)
#define S390_TRACE_STACK_SIZE (5*sizeof(gint32)+3*sizeof(gdouble))
static guint32 * emit_memcpy (guint8 *, int, int, int, int, int);
static void indent (int);
-static guint8 * restoreLMF(MonoCompile *, guint8 *);
static guint8 * backUpStackPtr(MonoCompile *, guint8 *);
static void decodeParm (MonoType *, void *, int);
static void enter_method (MonoMethod *, RegParm *, char *);
static const char*const * ins_spec = s390;
+static gboolean tls_offset_inited = FALSE;
+
/*====================== End of Global Variables ===================*/
/*------------------------------------------------------------------*/
/*========================= End of Function ========================*/
-/*------------------------------------------------------------------*/
-/* */
-/* Name - restoreLMF */
-/* */
-/* Function - Restore the LMF state prior to exiting a method. */
-/* */
-/*------------------------------------------------------------------*/
-
-static inline guint8 *
-restoreLMF(MonoCompile *cfg, guint8 *code)
-{
- int lmfOffset = 0;
-
- s390_lr (code, s390_r13, cfg->frame_reg);
-
- lmfOffset = cfg->stack_usage - sizeof(MonoLMF);
-
- /*-------------------------------------------------*/
- /* r13 = my lmf */
- /*-------------------------------------------------*/
- s390_ahi (code, s390_r13, lmfOffset);
-
- /*-------------------------------------------------*/
- /* r6 = &jit_tls->lmf */
- /*-------------------------------------------------*/
- s390_l (code, s390_r6, 0, s390_r13, G_STRUCT_OFFSET(MonoLMF, lmf_addr));
-
- /*-------------------------------------------------*/
- /* r0 = lmf.previous_lmf */
- /*-------------------------------------------------*/
- s390_l (code, s390_r0, 0, s390_r13, G_STRUCT_OFFSET(MonoLMF, previous_lmf));
-
- /*-------------------------------------------------*/
- /* jit_tls->lmf = previous_lmf */
- /*-------------------------------------------------*/
- s390_l (code, s390_r13, 0, s390_r6, 0);
- s390_st (code, s390_r0, 0, s390_r6, 0);
- return (code);
-}
-
-/*========================= End of Function ========================*/
-
/*------------------------------------------------------------------*/
/* */
/* Name - backStackPtr. */
{
int stackSize = cfg->stack_usage;
- if (s390_is_imm16 (cfg->stack_usage)) {
+ if (s390_is_uimm16 (cfg->stack_usage)) {
s390_ahi (code, STK_BASE, cfg->stack_usage);
} else {
while (stackSize > 32767) {
{
guint32 opts = 0;
- /* no s390-specific optimizations yet */
+ /*----------------------------------------------------------*/
+ /* no s390-specific optimizations yet */
+ /*----------------------------------------------------------*/
*exclude_mask = MONO_OPT_INLINE|MONO_OPT_LINEARS;
+// *exclude_mask = MONO_OPT_INLINE;
return opts;
}
mono_arch_get_global_int_regs (MonoCompile *cfg)
{
GList *regs = NULL;
- int i, top = 12;
+ int i, top = 13;
- for (i = 3; i < top; ++i)
- regs = g_list_prepend (regs, GUINT_TO_POINTER (i));
+ for (i = 8; i < top; ++i) {
+ if (cfg->frame_reg != i)
+ regs = g_list_prepend (regs, GUINT_TO_POINTER (i));
+ }
return regs;
}
/*------------------------------------------------------------------*/
void
-mono_arch_allocate_vars (MonoCompile *m)
+mono_arch_allocate_vars (MonoCompile *cfg)
{
MonoMethodSignature *sig;
MonoMethodHeader *header;
int frame_reg = STK_BASE;
int sArg, eArg;
- header = ((MonoMethodNormal *)m->method)->header;
+ header = mono_method_get_header (cfg->method);
/*---------------------------------------------------------*/
/* We use the frame register also for any method that has */
/* before stack unwinding happens) when the filter code */
/* would call any method. */
/*---------------------------------------------------------*/
- if ((m->flags & MONO_CFG_HAS_ALLOCA) || header->num_clauses)
+ if ((cfg->flags & MONO_CFG_HAS_ALLOCA) || header->num_clauses)
frame_reg = s390_r11;
- m->frame_reg = frame_reg;
+ cfg->frame_reg = frame_reg;
if (frame_reg != STK_BASE)
- m->used_int_regs |= 1 << frame_reg;
+ cfg->used_int_regs |= 1 << frame_reg;
- sig = m->method->signature;
+ sig = cfg->method->signature;
cinfo = calculate_sizes (sig, &sz, sig->pinvoke);
if (cinfo->struct_ret) {
- m->ret->opcode = OP_REGVAR;
- m->ret->inst_c0 = s390_r2;
+ cfg->ret->opcode = OP_REGVAR;
+ cfg->ret->inst_c0 = s390_r2;
} else {
/* FIXME: handle long and FP values */
switch (sig->ret->type) {
case MONO_TYPE_VOID:
break;
default:
- m->ret->opcode = OP_REGVAR;
- m->ret->dreg = s390_r2;
+ cfg->ret->opcode = OP_REGVAR;
+ cfg->ret->dreg = s390_r2;
break;
}
}
/* to point at the local variables. */
/* add parameter area size for called functions */
/*--------------------------------------------------------------*/
- offset = (m->param_area + S390_MINIMAL_STACK_SIZE);
+ offset = (cfg->param_area + S390_MINIMAL_STACK_SIZE);
if (cinfo->struct_ret) {
- inst = m->ret;
+ inst = cfg->ret;
offset = S390_ALIGN(offset, sizeof(gpointer));
inst->inst_offset = offset;
inst->opcode = OP_REGOFFSET;
}
if (sig->hasthis) {
- inst = m->varinfo [0];
+ inst = cfg->varinfo [0];
if (inst->opcode != OP_REGVAR) {
inst->opcode = OP_REGOFFSET;
inst->inst_basereg = frame_reg;
eArg = sig->param_count + sArg;
for (iParm = sArg; iParm < eArg; ++iParm) {
- inst = m->varinfo [curinst];
+ inst = cfg->varinfo [curinst];
if (inst->opcode != OP_REGVAR) {
switch (cinfo->args[iParm].regtype) {
case RegTypeStructByAddr :
curinst++;
}
- curinst = m->locals_start;
- for (iVar = curinst; iVar < m->num_varinfo; ++iVar) {
- inst = m->varinfo [iVar];
- if (inst->opcode == OP_REGVAR)
+ curinst = cfg->locals_start;
+ for (iVar = curinst; iVar < cfg->num_varinfo; ++iVar) {
+ inst = cfg->varinfo [iVar];
+ if ((inst->flags & MONO_INST_IS_DEAD) ||
+ (inst->opcode == OP_REGVAR))
continue;
/*--------------------------------------------------*/
inst->opcode = OP_REGOFFSET;
inst->inst_basereg = frame_reg;
offset += size;
- //DEBUG (g_print("allocating local %d to %d\n", iVar, inst->inst_offset));
+ DEBUG (g_print("allocating local %d to %d\n", iVar, inst->inst_offset));
}
/*------------------------------------------------------*/
/* Allow space for the trace method stack area if needed*/
/*------------------------------------------------------*/
- if (mono_jit_trace_calls != NULL && mono_trace_eval (m))
+ if (mono_jit_trace_calls != NULL && mono_trace_eval (cfg))
offset += S390_TRACE_STACK_SIZE;
/*------------------------------------------------------*/
/* Reserve space to save LMF and caller saved registers */
/*------------------------------------------------------*/
- if (m->method->save_lmf)
+ if (cfg->method->save_lmf)
offset += sizeof (MonoLMF);
/*------------------------------------------------------*/
/* align the offset */
/*------------------------------------------------------*/
- m->stack_offset = S390_ALIGN(offset, S390_STACK_ALIGNMENT);
+ cfg->stack_offset = S390_ALIGN(offset, S390_STACK_ALIGNMENT);
}
cfg->flags |= MONO_CFG_HAS_CALLS;
if (cinfo->struct_ret)
- call->used_iregs |= 1 << cinfo->struct_ret;
+ call->used_iregs |= 1 << cinfo->ret.reg;
for (i = 0; i < n; ++i) {
ainfo = cinfo->args + i;
while (ins) {
spec = ins_spec [ins->opcode];
DEBUG (print_ins (i, ins));
- if (spec [MONO_INST_CLOB] == 'c') {
- MonoCallInst * call = (MonoCallInst*)ins;
- int j;
- }
+// if (spec [MONO_INST_CLOB] == 'c') {
+// MonoCallInst * call = (MonoCallInst*)ins;
+// int j;
+// }
if (spec [MONO_INST_SRC1]) {
if (spec [MONO_INST_SRC1] == 'f')
reginfo1 = reginfof;
if (reginfod [ins->dreg].born_in == 0 || reginfod [ins->dreg].born_in > i)
reginfod [ins->dreg].born_in = i;
if (spec [MONO_INST_DEST] == 'l') {
- /* result in eax:edx, the virtual register is allocated sequentially */
+ /* result in R2/R3, the virtual register is allocated sequentially */
reginfod [ins->dreg + 1].prev_use = reginfod [ins->dreg + 1].last_use;
reginfod [ins->dreg + 1].last_use = i;
if (reginfod [ins->dreg + 1].born_in == 0 || reginfod [ins->dreg + 1].born_in > i)
create_copy_ins (cfg, ins->dreg, s390_r3, ins);
}
}
- if (reg_is_freeable (val) && hreg >= 0 && (reginfo [hreg].born_in >= i && !(cur_iregs & (1 << val)))) {
+ if (reg_is_freeable (val) &&
+ hreg >= 0 &&
+ (reginfo [hreg].born_in >= i &&
+ !(cur_iregs & (1 << val)))) {
DEBUG (g_print ("\tfreeable %s (R%d)\n", mono_arch_regname (val), hreg));
mono_regstate_free_int (rs, val);
}
/* the register gets spilled after this inst */
spill = -val -1;
}
- //g_assert (val == -1); /* source cannot be spilled */
val = mono_regstate_alloc_float (rs, src1_mask);
if (val < 0)
val = get_float_register_spilling (cfg, tmp, ins, src1_mask, ins->sreg1);
}
}
}
- /*if (reg_is_freeable (ins->sreg1) && prev_sreg1 >= 0 && reginfo [prev_sreg1].born_in >= i) {
- DEBUG (g_print ("freeable %s\n", mono_arch_regname (ins->sreg1)));
- mono_regstate_free_int (rs, ins->sreg1);
- }
- if (reg_is_freeable (ins->sreg2) && prev_sreg2 >= 0 && reginfo [prev_sreg2].born_in >= i) {
- DEBUG (g_print ("freeable %s\n", mono_arch_regname (ins->sreg2)));
- mono_regstate_free_int (rs, ins->sreg2);
- }*/
-
- //DEBUG (print_ins (i, ins));
tmp = tmp->next;
}
}
switch (ins->opcode) {
case OP_STOREI1_MEMBASE_IMM: {
- s390_lhi (code, s390_r14, ins->inst_imm);
+ s390_lhi (code, s390_r0, ins->inst_imm);
if (s390_is_uimm12(ins->inst_offset))
- s390_stc (code, s390_r14, 0, ins->inst_destbasereg, ins->inst_offset);
+ s390_stc (code, s390_r0, 0, ins->inst_destbasereg, ins->inst_offset);
else {
s390_basr (code, s390_r13, 0);
s390_j (code, 4);
s390_word (code, ins->inst_offset);
s390_l (code, s390_r13, 0, s390_r13, 4);
- s390_stc (code, s390_r14, s390_r13, ins->inst_destbasereg, 0);
+ s390_stc (code, s390_r0, s390_r13, ins->inst_destbasereg, 0);
}
}
break;
case OP_STOREI2_MEMBASE_IMM: {
- s390_lhi (code, s390_r14, ins->inst_imm);
+ s390_lhi (code, s390_r0, ins->inst_imm);
if (s390_is_uimm12(ins->inst_offset)) {
- s390_sth (code, s390_r14, 0, ins->inst_destbasereg, ins->inst_offset);
+ s390_sth (code, s390_r0, 0, ins->inst_destbasereg, ins->inst_offset);
} else {
s390_basr (code, s390_r13, 0);
s390_j (code, 4);
s390_word (code, ins->inst_offset);
s390_l (code, s390_r13, 0, s390_r13, 4);
- s390_sth (code, s390_r14, s390_r13, ins->inst_destbasereg, 0);
+ s390_sth (code, s390_r0, s390_r13, ins->inst_destbasereg, 0);
}
}
break;
case OP_STORE_MEMBASE_IMM:
case OP_STOREI4_MEMBASE_IMM: {
- if (s390_is_imm16(ins->inst_imm)) {
- s390_lhi (code, s390_r14, ins->inst_imm);
+ if (s390_is_uimm16(ins->inst_imm)) {
+ s390_lhi (code, s390_r0, ins->inst_imm);
} else {
s390_basr (code, s390_r13, 0);
s390_j (code, 4);
s390_word (code, ins->inst_imm);
- s390_l (code, s390_r14, 0, s390_r13, 4);
+ s390_l (code, s390_r0, 0, s390_r13, 4);
}
if (s390_is_uimm12(ins->inst_offset)) {
- s390_st (code, s390_r14, 0, ins->inst_destbasereg, ins->inst_offset);
+ s390_st (code, s390_r0, 0, ins->inst_destbasereg, ins->inst_offset);
} else {
s390_basr (code, s390_r13, 0);
s390_j (code, 4);
s390_word (code, ins->inst_offset);
s390_l (code, s390_r13, 0, s390_r13, 4);
- s390_st (code, s390_r14, s390_r13, ins->inst_destbasereg, 0);
+ s390_st (code, s390_r0, s390_r13, ins->inst_destbasereg, 0);
}
}
break;
if (s390_is_uimm12(ins->inst_offset))
s390_l (code, ins->dreg, 0, ins->inst_basereg, ins->inst_offset);
else {
- if (s390_is_imm16(ins->inst_offset)) {
+ if (s390_is_uimm16(ins->inst_offset)) {
s390_lhi (code, s390_r13, ins->inst_offset);
s390_l (code, ins->dreg, s390_r13, ins->inst_basereg, 0);
} else {
}
break;
case OP_COMPARE_IMM: {
- if (s390_is_imm16 (ins->inst_imm)) {
+ if (s390_is_uimm16 (ins->inst_imm)) {
s390_lhi (code, s390_r0, ins->inst_imm);
if ((ins->next) &&
((ins->next->opcode >= CEE_BNE_UN) &&
}
s390_al (code, ins->dreg, 0, s390_r13, 4);
} else {
- if (s390_is_imm16 (ins->inst_imm)) {
+ if (s390_is_uimm16 (ins->inst_imm)) {
if (ins->dreg != ins->sreg1) {
s390_lr (code, ins->dreg, ins->sreg1);
}
}
break;
case OP_ADC_IMM: {
- if (s390_is_imm16 (ins->inst_imm)) {
+ if (s390_is_uimm16 (ins->inst_imm)) {
if (ins->dreg != ins->sreg1) {
s390_lr (code, ins->dreg, ins->sreg1);
}
s390_slbr (code, ins->dreg, ins->sreg2);
}
break;
- case OP_SUBCC_IMM:
+ case OP_SUBCC_IMM: {
+ if (s390_is_uimm16 (-ins->inst_imm)) {
+ if (ins->dreg != ins->sreg1) {
+ s390_lr (code, ins->dreg, ins->sreg1);
+ }
+ s390_ahi (code, ins->dreg, -ins->inst_imm);
+ } else {
+ s390_basr (code, s390_r13, 0);
+ s390_j (code, 4);
+ s390_word (code, ins->inst_imm);
+ if (ins->dreg != ins->sreg1) {
+ s390_lr (code, ins->dreg, ins->sreg1);
+ }
+ s390_sl (code, ins->dreg, 0, s390_r13, 4);
+ }
+ }
+ break;
case OP_SUB_IMM: {
- if (s390_is_imm16 (-ins->inst_imm)) {
+ if (s390_is_uimm16 (-ins->inst_imm)) {
if (ins->dreg != ins->sreg1) {
s390_lr (code, ins->dreg, ins->sreg1);
}
}
break;
case OP_SBB_IMM: {
- s390_basr (code, s390_r13, 0);
- s390_j (code, 4);
- s390_word (code, ins->inst_imm);
- s390_sl (code, ins->dreg, 0, s390_r13, 4);
+ if (ins->dreg != ins->sreg1) {
+ s390_lr (code, ins->dreg, ins->sreg1);
+ }
+ if (s390_is_uimm16 (-ins->inst_imm)) {
+ s390_lhi (code, s390_r0, ins->inst_imm);
+ s390_slbr (code, ins->dreg, s390_r0);
+ } else {
+ s390_basr (code, s390_r13, 0);
+ s390_j (code, 4);
+ s390_word (code, ins->inst_imm);
+ s390_slb (code, ins->dreg, 0, s390_r13, 4);
+ }
}
break;
case CEE_SUB_OVF: {
}
break;
case OP_AND_IMM: {
- if (s390_is_imm16 (ins->inst_imm)) {
+ if (s390_is_uimm16 (ins->inst_imm)) {
s390_lhi (code, s390_r0, ins->inst_imm);
if (ins->dreg != ins->sreg1) {
s390_lr (code, ins->dreg, ins->sreg1);
}
break;
case OP_DIV_IMM: {
- if (s390_is_imm16 (ins->inst_imm)) {
+ if (s390_is_uimm16 (ins->inst_imm)) {
s390_lhi (code, s390_r13, ins->inst_imm);
s390_lr (code, s390_r0, ins->sreg1);
} else {
s390_l (code, s390_r13, 0, s390_r13, 4);
}
s390_srda (code, s390_r0, 0, 32);
- s390_dr (code, s390_r0, ins->sreg2);
+ s390_dr (code, s390_r0, s390_r13);
s390_lr (code, ins->dreg, s390_r1);
}
break;
}
break;
case OP_REM_IMM: {
- if (s390_is_imm16 (ins->inst_imm)) {
+ if (s390_is_uimm16 (ins->inst_imm)) {
s390_lhi (code, s390_r13, ins->inst_imm);
s390_lr (code, s390_r0, ins->sreg1);
} else {
s390_l (code, s390_r13, 0, s390_r13, 4);
}
s390_srda (code, s390_r0, 0, 32);
- s390_dr (code, s390_r0, ins->sreg2);
+ s390_dr (code, s390_r0, s390_r13);
s390_lr (code, ins->dreg, s390_r0);
}
break;
}
break;
case OP_OR_IMM: {
- if (s390_is_imm16 (ins->inst_imm)) {
+ if (s390_is_uimm16 (ins->inst_imm)) {
s390_lhi (code, s390_r0, ins->inst_imm);
if (ins->dreg != ins->sreg1) {
s390_lr (code, ins->dreg, ins->sreg1);
}
s390_or (code, ins->dreg, s390_r0);
} else {
- s390_bras (code, s390_r13, 4);
+ s390_basr (code, s390_r13, 0);
+ s390_j (code, 4);
s390_word (code, ins->inst_imm);
if (ins->dreg != ins->sreg1) {
s390_lr (code, ins->dreg, ins->sreg1);
}
- s390_o (code, ins->dreg, 0, s390_r13, 0);
+ s390_o (code, ins->dreg, 0, s390_r13, 4);
}
}
break;
}
break;
case OP_XOR_IMM: {
- if (s390_is_imm16 (ins->inst_imm)) {
+ if (s390_is_uimm16 (ins->inst_imm)) {
s390_lhi (code, s390_r0, ins->inst_imm);
if (ins->dreg != ins->sreg1) {
s390_lr (code, ins->dreg, ins->sreg1);
}
break;
case OP_MUL_IMM: {
- if (s390_is_imm16 (ins->inst_imm)) {
+ if (s390_is_uimm16 (ins->inst_imm)) {
s390_lhi (code, s390_r13, ins->inst_imm);
} else {
s390_basr (code, s390_r13, 0);
break;
case OP_LMUL: {
s390_l (code, s390_r0, 0, ins->sreg1, 4);
- s390_lr (code, s390_r14, s390_r0);
s390_srda (code, s390_r0, 0, 32);
s390_m (code, s390_r0, 0, ins->sreg2, 4);
- s390_srl (code, s390_r14, 0, 31);
- s390_a (code, s390_r14, 0, ins->sreg1, 0);
+ s390_l (code, s390_r0, 0, ins->sreg1, 4);
+ s390_srl (code, s390_r0, 0, 31);
+ s390_a (code, s390_r0, 0, ins->sreg1, 0);
s390_l (code, s390_r13, 0, ins->sreg2, 0);
s390_srl (code, s390_r13, 0, 31);
s390_ms (code, s390_r13, 0, ins->sreg1, 4);
- s390_ar (code, s390_r14, s390_r13);
- s390_st (code, s390_r14, 0, ins->dreg, 0);
+ s390_ar (code, s390_r0, s390_r13);
+ s390_st (code, s390_r0, 0, ins->dreg, 0);
s390_st (code, s390_r1, 0, ins->dreg, 4);
}
break;
case OP_ICONST:
case OP_SETREGIMM: {
- if (s390_is_imm16(ins->inst_c0)) {
+ if (s390_is_uimm16(ins->inst_c0)) {
s390_lhi (code, ins->dreg, ins->inst_c0);
} else {
s390_basr (code, s390_r13, 0);
case CEE_JMP: {
int fParm;
if (cfg->method->save_lmf)
- code = restoreLMF(cfg, code);
+ restoreLMF(code, cfg->frame_reg, cfg->stack_usage);
if (cfg->flags & MONO_CFG_HAS_TAIL) {
s390_lm (code, s390_r2, s390_r5, STK_BASE,
s390_basr (code, s390_r13, 0);
s390_j (code, 4);
s390_word (code, cfg->sig_cookie);
- s390_l (code, ins->sreg1, 0, s390_r13, 4);
+ s390_mvc (code, 4, ins->sreg1, 0, s390_r13, 4);
}
break;
case OP_FCALL: {
s390_brasl (code, s390_r14, 0);
}
break;
+ case OP_RETHROW: {
+ s390_lr (code, s390_r2, ins->sreg1);
+ mono_add_patch_info (cfg, code-cfg->native_code, MONO_PATCH_INFO_INTERNAL_METHOD,
+ (gpointer)"mono_arch_rethrow_exception");
+ s390_brasl (code, s390_r14, 0);
+ }
+ break;
case OP_START_HANDLER: {
if (s390_is_uimm12 (ins->inst_left->inst_offset)) {
s390_st (code, s390_r14, 0,
case OP_LCONV_TO_OVF_I: {
/* Valid ints: 0xffffffff:8000000 to 00000000:0x7f000000 */
short int *o[5];
- s390_ltr (code, ins->sreg2, ins->sreg2);
- s390_jnl (code, 0); CODEPTR(code, o[0]);
s390_ltr (code, ins->sreg1, ins->sreg1);
+ s390_jnl (code, 0); CODEPTR(code, o[0]);
+ s390_ltr (code, ins->sreg2, ins->sreg2);
s390_jnl (code, 0); CODEPTR(code, o[1]);
s390_lhi (code, s390_r13, -1);
- s390_cr (code, ins->sreg1, s390_r13);
+ s390_cr (code, ins->sreg2, s390_r13);
s390_jnz (code, 0); CODEPTR(code, o[2]);
- if (ins->dreg != ins->sreg2)
- s390_lr (code, ins->dreg, ins->sreg2);
+ if (ins->dreg != ins->sreg1)
+ s390_lr (code, ins->dreg, ins->sreg1);
s390_j (code, 0); CODEPTR(code, o[3]);
PTRSLOT(code, o[0]);
+ s390_ltr (code, ins->sreg2, ins->sreg2);
s390_jz (code, 0); CODEPTR(code, o[4]);
PTRSLOT(code, o[1]);
PTRSLOT(code, o[2]);
ins->inst_offset, ins->sreg1, ins->inst_imm);
} else {
s390_lr (code, s390_r0, ins->dreg);
- if (s390_is_imm16 (ins->inst_offset)) {
+ if (s390_is_uimm16 (ins->inst_offset)) {
s390_ahi (code, s390_r0, ins->inst_offset);
} else {
s390_basr (code, s390_r13, 0);
s390_word (code, ins->inst_offset);
s390_a (code, s390_r0, 0, s390_r13, 4);
}
+ s390_lr (code, s390_r14, s390_r12);
s390_lr (code, s390_r12, ins->sreg1);
- if (s390_is_imm16 (ins->inst_imm)) {
+ if (s390_is_uimm16 (ins->inst_imm)) {
s390_ahi (code, s390_r12, ins->inst_imm);
} else {
s390_basr (code, s390_r13, 0);
s390_lr (code, s390_r13, s390_r1);
s390_mvcle(code, s390_r0, s390_r12, 0, 0);
s390_jo (code, -2);
+ s390_lr (code, s390_r12, s390_r14);
}
}
}
MonoBasicBlock *bb;
MonoMethodSignature *sig;
MonoInst *inst;
- int alloc_size, pos, max_offset, i, lmfOffset;
+ int alloc_size, pos, max_offset, i;
guint8 *code;
CallInfo *cinfo;
size_data sz;
int tracing = 0;
+ int lmfOffset; \
if (mono_jit_trace_calls != NULL && mono_trace_eval (method))
tracing = 1;
- cfg->code_size = 256;
+ cfg->code_size = 512;
cfg->native_code = code = g_malloc (cfg->code_size);
if (cfg->flags & MONO_CFG_HAS_TAIL) {
cfg->stack_usage = alloc_size;
s390_lr (code, s390_r11, STK_BASE);
- if (s390_is_imm16 (-alloc_size)) {
+ if (s390_is_uimm16 (alloc_size)) {
s390_ahi (code, STK_BASE, -alloc_size);
} else {
int stackSize = alloc_size;
/*---------------------------------------------------------------*/
/* we build the MonoLMF structure on the stack - see mini-s390.h */
/*---------------------------------------------------------------*/
- lmfOffset = alloc_size - sizeof(MonoLMF);
-
- s390_lr (code, s390_r13, cfg->frame_reg);
- s390_ahi (code, s390_r13, lmfOffset);
-
- /*---------------------------------------------------------------*/
- /* Set lmf.lmf_addr = jit_tls->lmf */
- /*---------------------------------------------------------------*/
- s390_st (code, s390_r2, 0, s390_r13, G_STRUCT_OFFSET(MonoLMF, lmf_addr));
-
- /*---------------------------------------------------------------*/
- /* Get current lmf */
- /*---------------------------------------------------------------*/
- s390_l (code, s390_r0, 0, s390_r2, 0);
-
- /*---------------------------------------------------------------*/
- /* Set our lmf as the current lmf */
- /*---------------------------------------------------------------*/
- s390_st (code, s390_r13, 0, s390_r2, 0);
-
- /*---------------------------------------------------------------*/
- /* Have our lmf.previous_lmf point to the last lmf */
- /*---------------------------------------------------------------*/
- s390_st (code, s390_r0, 0, s390_r13, G_STRUCT_OFFSET(MonoLMF, previous_lmf));
-
- /*---------------------------------------------------------------*/
- /* save method info */
- /*---------------------------------------------------------------*/
- s390_basr (code, s390_r1, 0);
- s390_j (code, 4);
- s390_word (code, method);
- s390_l (code, s390_r1, 0, s390_r1, 4);
- s390_st (code, s390_r1, 0, s390_r13, G_STRUCT_OFFSET(MonoLMF, method));
-
- /*---------------------------------------------------------------*/
- /* save the current IP */
- /*---------------------------------------------------------------*/
+ lmfOffset = alloc_size - sizeof(MonoLMF);
+
+ s390_lr (code, s390_r13, cfg->frame_reg);
+ s390_ahi (code, s390_r13, lmfOffset);
+
+ /*---------------------------------------------------------------*/
+ /* Set lmf.lmf_addr = jit_tls->lmf */
+ /*---------------------------------------------------------------*/
+ s390_st (code, s390_r2, 0, s390_r13,
+ G_STRUCT_OFFSET(MonoLMF, lmf_addr));
+
+ /*---------------------------------------------------------------*/
+ /* Get current lmf */
+ /*---------------------------------------------------------------*/
+ s390_l (code, s390_r0, 0, s390_r2, 0);
+
+ /*---------------------------------------------------------------*/
+ /* Set our lmf as the current lmf */
+ /*---------------------------------------------------------------*/
+ s390_st (code, s390_r13, 0, s390_r2, 0);
+
+ /*---------------------------------------------------------------*/
+ /* Have our lmf.previous_lmf point to the last lmf */
+ /*---------------------------------------------------------------*/
+ s390_st (code, s390_r0, 0, s390_r13,
+ G_STRUCT_OFFSET(MonoLMF, previous_lmf));
+
+ /*---------------------------------------------------------------*/
+ /* save method info */
+ /*---------------------------------------------------------------*/
+ s390_basr (code, s390_r1, 0);
+ s390_j (code, 4);
+ s390_word (code, method);
+ s390_l (code, s390_r1, 0, s390_r1, 4);
+ s390_st (code, s390_r1, 0, s390_r13,
+ G_STRUCT_OFFSET(MonoLMF, method));
+
+ /*---------------------------------------------------------------*/
+ /* save the current IP */
+ /*---------------------------------------------------------------*/
s390_lr (code, s390_r1, cfg->frame_reg);
- s390_st (code, s390_r1, 0, s390_r13, G_STRUCT_OFFSET(MonoLMF, ebp));
- s390_l (code, s390_r1, 0, s390_r1, S390_RET_ADDR_OFFSET);
- s390_la (code, s390_r1, 0, s390_r1, 0);
- s390_st (code, s390_r1, 0, s390_r13, G_STRUCT_OFFSET(MonoLMF, eip));
-
- /*---------------------------------------------------------------*/
- /* Save general and floating point registers */
- /*---------------------------------------------------------------*/
- s390_stm (code, s390_r2, s390_r12, s390_r13, G_STRUCT_OFFSET(MonoLMF, gregs[2]));
- for (i = 0; i < 16; i++) {
- s390_std (code, i, 0, s390_r13, G_STRUCT_OFFSET(MonoLMF, fregs[i]));
- }
+ s390_st (code, s390_r1, 0, s390_r13, G_STRUCT_OFFSET(MonoLMF, ebp));
+ s390_l (code, s390_r1, 0, s390_r1, S390_RET_ADDR_OFFSET);
+ s390_la (code, s390_r1, 0, s390_r1, 0);
+ s390_st (code, s390_r1, 0, s390_r13, G_STRUCT_OFFSET(MonoLMF, eip));
+
+ /*---------------------------------------------------------------*/
+ /* Save general and floating point registers */
+ /*---------------------------------------------------------------*/
+ s390_stm (code, s390_r2, s390_r12, s390_r13,
+ G_STRUCT_OFFSET(MonoLMF, gregs[2]));
+ for (i = 0; i < 16; i++) {
+ s390_std (code, i, 0, s390_r13,
+ G_STRUCT_OFFSET(MonoLMF, fregs[i]));
+ }
/*---------------------------------------------------------------*/
/* Restore the parameter registers now that we've set up the lmf */
{
MonoJumpInfo *patch_info;
MonoMethod *method = cfg->method;
- MonoMethodSignature *sig = method->signature;
- MonoInst *inst;
- int i, tracing = 0;
+ int tracing = 0;
guint8 *code;
code = cfg->native_code + cfg->code_len;
}
if (method->save_lmf)
- code = restoreLMF(cfg, code);
+ restoreLMF(code, cfg->frame_reg, cfg->stack_usage);
if (cfg->flags & MONO_CFG_HAS_ALLOCA)
s390_l (code, STK_BASE, 0, STK_BASE, 0);
void
mono_arch_setup_jit_tls_data (MonoJitTlsData *tls)
{
+#ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
+ pthread_t self = pthread_self();
+ pthread_attr_t attr;
+ void *stAddr = NULL;
+ size_t stSize = 0;
+ struct sigaltstack sa;
+#endif
+
+ if (!tls_offset_inited) {
+ tls_offset_inited = TRUE;
+
+// lmf_tls_offset = read_tls_offset_from_method (mono_get_lmf_addr);
+// appdomain_tls_offset = read_tls_offset_from_method (mono_domain_get);
+// thread_tls_offset = read_tls_offset_from_method (mono_thread_current);
+ }
+
+#ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
+
+ /*----------------------------------------------------------*/
+ /* Determine stack boundaries */
+ /*----------------------------------------------------------*/
+ if (!mono_running_on_valgrind ()) {
+#ifdef HAVE_PTHREAD_GETATTR_NP
+ pthread_getattr_np( self, &attr );
+#elif HAVE_PTHREAD_ATTR_GET_NP
+ pthread_attr_get_np( self, &attr );
+#endif
+ pthread_attr_getstack( &attr, &stAddr, &stSize );
+ }
+
+
+ /*----------------------------------------------------------*/
+ /* Setup an alternate signal stack */
+ /*----------------------------------------------------------*/
+ tls->stack_size = stSize;
+ tls->signal_stack = g_malloc (SIGNAL_STACK_SIZE);
+ tls->signal_stack_size = SIGNAL_STACK_SIZE;
+
+ sa.ss_sp = tls->signal_stack;
+ sa.ss_size = SIGNAL_STACK_SIZE;
+ sa.ss_flags = SS_ONSTACK;
+ sigaltstack (&sa, NULL);
+#endif
+
}
/*========================= End of Function ========================*/
void
mono_arch_free_jit_tls_data (MonoJitTlsData *tls)
{
+#ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
+ struct sigaltstack sa;
+
+ sa.ss_sp = tls->signal_stack;
+ sa.ss_size = SIGNAL_STACK_SIZE;
+ sa.ss_flags = SS_DISABLE;
+ sigaltstack (&sa, NULL);
+
+ if (tls->signal_stack)
+ g_free (tls->signal_stack);
+#endif
+
}
/*========================= End of Function ========================*/
switch (tree->opcode) {
case OP_S390_LOADARG:
case OP_S390_ARGPTR:
- case OP_S390_STKARG:
printf ("[0x%x(%s)]", tree->inst_offset,
mono_arch_regname (tree->inst_basereg));
done = 1;
break;
+ case OP_S390_STKARG:
+ printf ("[0x%x(previous_frame)]",
+ tree->inst_offset);
+ done = 1;
+ break;
case OP_S390_MOVE:
printf ("[0x%x(%d,%s),0x%x(%s)]",
tree->inst_offset, tree->unused,
mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv)
{
/* FIXME: */
- return 3;
+ return 2;
}
/*========================= End of Function ========================*/
+/*------------------------------------------------------------------*/
+/* */
+/* Name - mono_arch_get_domain_intrinsic */
+/* */
+/* Function - */
+/* */
+/* Returns - */
+/* */
+/*------------------------------------------------------------------*/
+
MonoInst* mono_arch_get_domain_intrinsic (MonoCompile* cfg)
{
return NULL;
}
+/*========================= End of Function ========================*/
+
+/*------------------------------------------------------------------*/
+/* */
+/* Name - mono_arch_get_thread_intrinsic */
+/* */
+/* Function - */
+/* */
+/* Returns - */
+/* */
+/*------------------------------------------------------------------*/
+
MonoInst* mono_arch_get_thread_intrinsic (MonoCompile* cfg)
{
return NULL;
}
+
+/*========================= End of Function ========================*/
projects / mono.git / blobdiff