Christian Ullrich
Edwin Steiner
- $Id: codegen.c 5117 2006-07-12 20:14:00Z twisti $
+ $Id: codegen.c 5323 2006-09-05 16:45:24Z edwin $
*/
#include "mm/memory.h"
#include "native/native.h"
+
+#if defined(ENABLE_THREADS)
+# include "threads/native/lock.h"
+#endif
+
#include "vm/builtin.h"
#include "vm/exceptions.h"
#include "vm/global.h"
#include "vm/options.h"
#include "vm/stringlocal.h"
#include "vm/vm.h"
+#include "vm/jit/abi-asm.h"
#include "vm/jit/asmpart.h"
#include "vm/jit/codegen-common.h"
#include "vm/jit/dseg.h"
#endif
-void codegen_trace_args(jitdata *jd, s4 stackframesize, bool nativestub);
-
/* codegen *********************************************************************
Generates machine code.
registerdata *rd;
s4 len, s1, s2, s3, d, disp;
ptrint a;
- s4 stackframesize;
stackptr src;
varinfo *var;
basicblock *bptr;
savedregs_num += (INT_SAV_CNT - rd->savintreguse);
savedregs_num += (FLT_SAV_CNT - rd->savfltreguse) * 2;
- stackframesize = rd->memuse + savedregs_num;
+ cd->stackframesize = rd->memuse + savedregs_num;
#if defined(ENABLE_THREADS)
- /* space to save argument of monitor_enter and Return Values to survive */
- /* monitor_exit. The stack position for the argument can not be shared */
- /* with place to save the return register on PPC, since both values */
- /* reside in R3 */
+ /* Space to save argument of monitor_enter and Return Values to
+ survive monitor_exit. The stack position for the argument can
+ not be shared with place to save the return register on PPC,
+ since both values reside in R3. */
+
if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
/* reserve 2 slots for long/double return values for monitorexit */
if (IS_2_WORD_TYPE(m->parseddesc->returntype.type))
- stackframesize += 3;
+ cd->stackframesize += 3;
else
- stackframesize += 2;
+ cd->stackframesize += 2;
}
#endif
/* align stack to 16-bytes */
-/* if (!jd->isleafmethod || opt_verbosecall) */
- stackframesize = (stackframesize + 3) & ~3;
+ if (!jd->isleafmethod || JITDATA_HAS_FLAG_VERBOSECALL(jd))
+ cd->stackframesize = (cd->stackframesize + 3) & ~3;
-/* else if (jd->isleafmethod && (stackframesize == LA_WORD_SIZE)) */
-/* stackframesize = 0; */
+ else if (jd->isleafmethod && (cd->stackframesize == LA_SIZE_IN_POINTERS))
+ cd->stackframesize = 0;
- (void) dseg_addaddress(cd, code); /* CodeinfoPointer */
- (void) dseg_adds4(cd, stackframesize * 4); /* FrameSize */
+ (void) dseg_add_unique_address(cd, code); /* CodeinfoPointer */
+ (void) dseg_add_unique_s4(cd, cd->stackframesize * 4); /* FrameSize */
#if defined(ENABLE_THREADS)
/* IsSync contains the offset relative to the stack pointer for the
*/
if (checksync && (m->flags & ACC_SYNCHRONIZED))
- (void) dseg_adds4(cd, (rd->memuse + 1) * 4); /* IsSync */
+ (void) dseg_add_unique_s4(cd, (rd->memuse + 1) * 4);/* IsSync */
else
#endif
- (void) dseg_adds4(cd, 0); /* IsSync */
+ (void) dseg_add_unique_s4(cd, 0); /* IsSync */
- (void) dseg_adds4(cd, jd->isleafmethod); /* IsLeaf */
- (void) dseg_adds4(cd, INT_SAV_CNT - rd->savintreguse); /* IntSave */
- (void) dseg_adds4(cd, FLT_SAV_CNT - rd->savfltreguse); /* FltSave */
+ (void) dseg_add_unique_s4(cd, jd->isleafmethod); /* IsLeaf */
+ (void) dseg_add_unique_s4(cd, INT_SAV_CNT - rd->savintreguse); /* IntSave */
+ (void) dseg_add_unique_s4(cd, FLT_SAV_CNT - rd->savfltreguse); /* FltSave */
dseg_addlinenumbertablesize(cd);
- (void) dseg_adds4(cd, cd->exceptiontablelength); /* ExTableSize */
+ (void) dseg_add_unique_s4(cd, cd->exceptiontablelength); /* ExTableSize */
/* create exception table */
for (ex = cd->exceptiontable; ex != NULL; ex = ex->down) {
- dseg_addtarget(cd, ex->start);
- dseg_addtarget(cd, ex->end);
- dseg_addtarget(cd, ex->handler);
- (void) dseg_addaddress(cd, ex->catchtype.cls);
+ dseg_add_target(cd, ex->start);
+ dseg_add_target(cd, ex->end);
+ dseg_add_target(cd, ex->handler);
+ (void) dseg_add_unique_address(cd, ex->catchtype.cls);
}
/* generate method profiling code */
M_AST(REG_ZERO, REG_SP, LA_LR_OFFSET);
}
- if (stackframesize)
- M_STWU(REG_SP, REG_SP, -stackframesize * 4);
+ if (cd->stackframesize)
+ M_STWU(REG_SP, REG_SP, -(cd->stackframesize * 4));
/* save return address and used callee saved registers */
- p = stackframesize;
+ p = cd->stackframesize;
for (i = INT_SAV_CNT - 1; i >= rd->savintreguse; i--) {
p--; M_IST(rd->savintregs[i], REG_SP, p * 4);
}
} else { /* stack arguments */
if (!(var->flags & INMEMORY)) { /* stack arg -> register */
if (IS_2_WORD_TYPE(t))
- M_LLD(var->regoff, REG_SP, (stackframesize + s1) * 4);
+ M_LLD(var->regoff, REG_SP, (cd->stackframesize + s1) * 4);
else
- M_ILD(var->regoff, REG_SP, (stackframesize + s1) * 4);
+ M_ILD(var->regoff, REG_SP, (cd->stackframesize + s1) * 4);
} else { /* stack arg -> spilled */
#if 1
- M_ILD(REG_ITMP1, REG_SP, (stackframesize + s1) * 4);
+ M_ILD(REG_ITMP1, REG_SP, (cd->stackframesize + s1) * 4);
M_IST(REG_ITMP1, REG_SP, var->regoff * 4);
if (IS_2_WORD_TYPE(t)) {
- M_ILD(REG_ITMP1, REG_SP, (stackframesize + s1) * 4 +4);
+ M_ILD(REG_ITMP1, REG_SP, (cd->stackframesize + s1) * 4 +4);
M_IST(REG_ITMP1, REG_SP, var->regoff * 4 + 4);
}
#else
/* Reuse Memory Position on Caller Stack */
- var->regoff = stackframesize + s1;
+ var->regoff = cd->stackframesize + s1;
#endif
}
}
} else { /* stack arguments */
if (!(var->flags & INMEMORY)) { /* stack-arg -> register */
if (IS_2_WORD_TYPE(t))
- M_DLD(var->regoff, REG_SP, (stackframesize + s1) * 4);
+ M_DLD(var->regoff, REG_SP, (cd->stackframesize + s1) * 4);
else
- M_FLD(var->regoff, REG_SP, (stackframesize + s1) * 4);
+ M_FLD(var->regoff, REG_SP, (cd->stackframesize + s1) * 4);
} else { /* stack-arg -> spilled */
#if 1
if (IS_2_WORD_TYPE(t)) {
- M_DLD(REG_FTMP1, REG_SP, (stackframesize + s1) * 4);
+ M_DLD(REG_FTMP1, REG_SP, (cd->stackframesize + s1) * 4);
M_DST(REG_FTMP1, REG_SP, var->regoff * 4);
- var->regoff = stackframesize + s1;
+ var->regoff = cd->stackframesize + s1;
} else {
- M_FLD(REG_FTMP1, REG_SP, (stackframesize + s1) * 4);
+ M_FLD(REG_FTMP1, REG_SP, (cd->stackframesize + s1) * 4);
M_FST(REG_FTMP1, REG_SP, var->regoff * 4);
}
#else
/* Reuse Memory Position on Caller Stack */
- var->regoff = stackframesize + s1;
+ var->regoff = cd->stackframesize + s1;
#endif
}
}
}
} /* end for */
- /* save monitorenter argument */
-
#if defined(ENABLE_THREADS)
+ /* call monitorenter function */
+
if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
- p = dseg_addaddress(cd, BUILTIN_monitorenter);
+ /* stack offset for monitor argument */
+
+ s1 = rd->memuse;
+
+# if !defined(NDEBUG)
+ if (JITDATA_HAS_FLAG_VERBOSECALL(jd)) {
+ M_AADD_IMM(REG_SP, -((LA_SIZE_IN_POINTERS + ARG_CNT) * 8), REG_SP);
+
+ for (p = 0; p < INT_ARG_CNT; p++)
+ M_IST(rd->argintregs[p], REG_SP, LA_SIZE + p * 8);
+
+ for (p = 0; p < FLT_ARG_CNT; p++)
+ M_DST(rd->argfltregs[p], REG_SP, LA_SIZE + (INT_ARG_CNT + p) * 8);
+
+ /* ATTENTION: We multiply here with 2, because we use * 8
+ above for simplicity and below * 4! */
+
+ s1 += (LA_SIZE_IN_POINTERS + ARG_CNT) * 2;
+ }
+# endif
+
+ p = dseg_add_functionptr(cd, LOCK_monitor_enter);
M_ALD(REG_ITMP3, REG_PV, p);
M_MTCTR(REG_ITMP3);
/* get or test the lock object */
if (m->flags & ACC_STATIC) {
- p = dseg_addaddress(cd, &m->class->object.header);
+ p = dseg_add_address(cd, &m->class->object.header);
M_ALD(rd->argintregs[0], REG_PV, p);
}
else {
codegen_add_nullpointerexception_ref(cd);
}
- M_AST(rd->argintregs[0], REG_SP, rd->memuse * 4);
+ M_AST(rd->argintregs[0], REG_SP, s1 * 4);
M_JSR;
+
+# if !defined(NDEBUG)
+ if (JITDATA_HAS_FLAG_VERBOSECALL(jd)) {
+ for (p = 0; p < INT_ARG_CNT; p++)
+ M_ILD(rd->argintregs[p], REG_SP, LA_SIZE + p * 8);
+
+ for (p = 0; p < FLT_ARG_CNT; p++)
+ M_DLD(rd->argfltregs[p], REG_SP, LA_SIZE + (INT_ARG_CNT + p) * 8);
+
+ M_AADD_IMM(REG_SP, (LA_SIZE_IN_POINTERS + ARG_CNT) * 8, REG_SP);
+ }
+# endif
}
-#endif
+#endif /* defined(ENABLE_THREADS) */
/* call trace function */
if (JITDATA_HAS_FLAG_VERBOSECALL(jd))
- codegen_trace_args(jd, stackframesize, false);
+ emit_verbosecall_enter(jd);
}
/* end of header generation */
replacementpoint++;
}
-#if 0
/* generate basicblock profiling code */
if (JITDATA_HAS_FLAG_INSTRUMENT(jd)) {
/* count frequency */
- disp = dseg_addaddress(cd, code->bbfrequency);
+ disp = dseg_add_address(cd, code->bbfrequency);
M_ALD(REG_ITMP2, REG_PV, disp);
- M_ALD(REG_ITMP3, REG_ITMP2, bptr->debug_nr * 4);
+ M_ALD(REG_ITMP3, REG_ITMP2, bptr->nr * 4);
M_IADD_IMM(REG_ITMP3, 1, REG_ITMP3);
- M_AST(REG_ITMP3, REG_ITMP2, bptr->debug_nr * 4);
+ M_AST(REG_ITMP3, REG_ITMP2, bptr->nr * 4);
/* if this is an exception handler, start profiling again */
/* if (bptr->type == BBTYPE_EXH) */
/* PROFILE_CYCLE_START; */
}
-#endif
/* copy interface registers to their destination */
/* op1 = 0, val.f = constant */
d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_FTMP1);
- a = dseg_addfloat(cd, iptr->val.f);
+ a = dseg_add_float(cd, iptr->val.f);
M_FLD(d, REG_PV, a);
emit_store(jd, iptr, iptr->dst, d);
break;
/* op1 = 0, val.d = constant */
d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_FTMP1);
- a = dseg_adddouble(cd, iptr->val.d);
+ a = dseg_add_double(cd, iptr->val.d);
M_DLD(d, REG_PV, a);
emit_store(jd, iptr, iptr->dst, d);
break;
/* op1 = 0, val.a = constant */
d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP1);
- disp = dseg_addaddress(cd, iptr->val.a);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
- codegen_addpatchref(cd, PATCHER_aconst,
- ICMD_ACONST_UNRESOLVED_CLASSREF(iptr),
- disp);
+ constant_classref *cr = ICMD_ACONST_UNRESOLVED_CLASSREF(iptr);;
+
+ disp = dseg_add_unique_address(cd, cr);
+
+ codegen_addpatchref(cd, PATCHER_resolve_classref_to_classinfo,
+ cr, disp);
if (opt_showdisassemble)
M_NOP;
}
+ else
+ disp = dseg_add_address(cd, iptr->val.a);
M_ALD(d, REG_PV, disp);
emit_store(jd, iptr, iptr->dst, d);
s1 = emit_load_s1_low(jd, iptr, src->prev, REG_ITMP1);
s2 = emit_load_s2_low(jd, iptr, src, REG_ITMP2);
- d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP12_PACKED);
M_ADDC(s1, s2, GET_LOW_REG(d));
s1 = emit_load_s1_high(jd, iptr, src->prev, REG_ITMP1);
s2 = emit_load_s2_high(jd, iptr, src, REG_ITMP3); /* don't use REG_ITMP2 */
s3 = iptr->val.l & 0xffffffff;
s1 = emit_load_s1_low(jd, iptr, src, REG_ITMP1);
- d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP12_PACKED);
if ((s3 >= -32768) && (s3 <= 32767)) {
M_ADDIC(s1, s3, GET_LOW_REG(d));
} else {
s1 = emit_load_s1_low(jd, iptr, src->prev, REG_ITMP1);
s2 = emit_load_s2_low(jd, iptr, src, REG_ITMP2);
- d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP12_PACKED);
M_SUBC(s1, s2, GET_LOW_REG(d));
s1 = emit_load_s1_high(jd, iptr, src->prev, REG_ITMP1);
s2 = emit_load_s2_high(jd, iptr, src, REG_ITMP3); /* don't use REG_ITMP2 */
s3 = (-iptr->val.l) & 0xffffffff;
s1 = emit_load_s1_low(jd, iptr, src, REG_ITMP1);
- d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP12_PACKED);
if ((s3 >= -32768) && (s3 <= 32767)) {
M_ADDIC(s1, s3, GET_LOW_REG(d));
} else {
bte = iptr->val.a;
md = bte->md;
- s2 = emit_load_s2(jd, iptr, src, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ s2 = emit_load_s2(jd, iptr, src, REG_ITMP12_PACKED);
M_OR_TST(GET_HIGH_REG(s2), GET_LOW_REG(s2), REG_ITMP3);
M_BEQ(0);
codegen_add_arithmeticexception_ref(cd);
- disp = dseg_addaddress(cd, bte->fp);
+ disp = dseg_add_functionptr(cd, bte->fp);
M_ALD(REG_ITMP3, REG_PV, disp);
M_MTCTR(REG_ITMP3);
rd->argintregs[GET_HIGH_REG(md->params[1].regoff)]);
M_LNGMOVE(s2, s3);
- s1 = emit_load_s1(jd, iptr, src->prev, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ s1 = emit_load_s1(jd, iptr, src->prev, REG_ITMP12_PACKED);
s3 = PACK_REGS(rd->argintregs[GET_LOW_REG(md->params[0].regoff)],
rd->argintregs[GET_HIGH_REG(md->params[0].regoff)]);
M_LNGMOVE(s1, s3);
M_JSR;
- d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, PACK_REGS(REG_RESULT2, REG_RESULT));
- M_LNGMOVE(PACK_REGS(REG_RESULT2, REG_RESULT), d);
+ d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_RESULT_PACKED);
+ M_LNGMOVE(REG_RESULT_PACKED, d);
emit_store(jd, iptr, iptr->dst, d);
break;
s1 = emit_load_s1_low(jd, iptr, src->prev, REG_ITMP1);
s2 = emit_load_s2_low(jd, iptr, src, REG_ITMP2);
- d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP12_PACKED);
M_AND(s1, s2, GET_LOW_REG(d));
s1 = emit_load_s1_high(jd, iptr, src->prev, REG_ITMP1);
s2 = emit_load_s2_high(jd, iptr, src, REG_ITMP3); /* don't use REG_ITMP2 */
s3 = iptr->val.l & 0xffffffff;
s1 = emit_load_s1_low(jd, iptr, src, REG_ITMP1);
- d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP12_PACKED);
if ((s3 >= 0) && (s3 <= 65535)) {
M_AND_IMM(s1, s3, GET_LOW_REG(d));
} else {
s1 = emit_load_s1_low(jd, iptr, src->prev, REG_ITMP1);
s2 = emit_load_s2_low(jd, iptr, src, REG_ITMP2);
- d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP12_PACKED);
M_OR(s1, s2, GET_LOW_REG(d));
s1 = emit_load_s1_high(jd, iptr, src->prev, REG_ITMP1);
s2 = emit_load_s2_high(jd, iptr, src, REG_ITMP3); /* don't use REG_ITMP2 */
s3 = iptr->val.l & 0xffffffff;
s1 = emit_load_s1_low(jd, iptr, src, REG_ITMP1);
- d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP12_PACKED);
if ((s3 >= 0) && (s3 <= 65535)) {
M_OR_IMM(s1, s3, GET_LOW_REG(d));
} else {
s1 = emit_load_s1_low(jd, iptr, src->prev, REG_ITMP1);
s2 = emit_load_s2_low(jd, iptr, src, REG_ITMP2);
- d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP12_PACKED);
M_XOR(s1, s2, GET_LOW_REG(d));
s1 = emit_load_s1_high(jd, iptr, src->prev, REG_ITMP1);
s2 = emit_load_s2_high(jd, iptr, src, REG_ITMP3); /* don't use REG_ITMP2 */
s3 = iptr->val.l & 0xffffffff;
s1 = emit_load_s1_low(jd, iptr, src, REG_ITMP1);
- d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP12_PACKED);
if ((s3 >= 0) && (s3 <= 65535)) {
M_XOR_IMM(s1, s3, GET_LOW_REG(d));
} else {
s1 = emit_load_s1(jd, iptr, src, REG_FTMP1);
d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP2);
M_CLR(d);
- disp = dseg_addfloat(cd, 0.0);
+ disp = dseg_add_float(cd, 0.0);
M_FLD(REG_FTMP2, REG_PV, disp);
M_FCMPU(s1, REG_FTMP2);
M_BNAN(4);
- disp = dseg_adds4(cd, 0);
+ disp = dseg_add_unique_s4(cd, 0);
M_CVTDL_C(s1, REG_FTMP1);
M_LDA(REG_ITMP1, REG_PV, disp);
M_STFIWX(REG_FTMP1, 0, REG_ITMP1);
s1 = emit_load_s1(jd, iptr, src->prev, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, src, REG_ITMP2);
- d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP12_PACKED);
if (iptr->op1 == 0) {
gen_nullptr_check(s1);
gen_bound_check;
}
s3 = emit_load_s3(jd, iptr, src, rd->argintregs[1]);
- disp = dseg_addaddress(cd, BUILTIN_canstore);
+ disp = dseg_add_functionptr(cd, BUILTIN_canstore);
M_ALD(REG_ITMP3, REG_PV, disp);
M_MTCTR(REG_ITMP3);
/* op1 = type, val.a = field address */
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
- disp = dseg_addaddress(cd, NULL);
+ unresolved_field *uf = INSTRUCTION_UNRESOLVED_FIELD(iptr);
- codegen_addpatchref(cd, PATCHER_get_putstatic,
- INSTRUCTION_UNRESOLVED_FIELD(iptr), disp);
+ disp = dseg_add_unique_address(cd, uf);
+
+ codegen_addpatchref(cd, PATCHER_get_putstatic, uf, disp);
if (opt_showdisassemble)
M_NOP;
-
- } else {
+ }
+ else {
fieldinfo *fi = INSTRUCTION_RESOLVED_FIELDINFO(iptr);
- disp = dseg_addaddress(cd, &(fi->value));
+ disp = dseg_add_address(cd, &(fi->value));
if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class)) {
- codegen_addpatchref(cd, PATCHER_clinit, fi->class, disp);
+ codegen_addpatchref(cd, PATCHER_initialize_class,
+ fi->class, disp);
if (opt_showdisassemble)
M_NOP;
M_ILD_INTERN(d, REG_ITMP1, 0);
break;
case TYPE_LNG:
- d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP12_PACKED);
M_ILD_INTERN(GET_LOW_REG(d), REG_ITMP1, 4);/* keep this order */
M_ILD_INTERN(GET_HIGH_REG(d), REG_ITMP1, 0);/*keep this order */
break;
case ICMD_PUTSTATIC: /* ..., value ==> ... */
/* op1 = type, val.a = field address */
-
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
- disp = dseg_addaddress(cd, NULL);
+ unresolved_field *uf = INSTRUCTION_UNRESOLVED_FIELD(iptr);
- codegen_addpatchref(cd, PATCHER_get_putstatic,
- INSTRUCTION_UNRESOLVED_FIELD(iptr), disp);
+ disp = dseg_add_unique_address(cd, uf);
+
+ codegen_addpatchref(cd, PATCHER_get_putstatic, uf, disp);
if (opt_showdisassemble)
M_NOP;
-
- } else {
+ }
+ else {
fieldinfo *fi = INSTRUCTION_RESOLVED_FIELDINFO(iptr);
- disp = dseg_addaddress(cd, &(fi->value));
+ disp = dseg_add_address(cd, &(fi->value));
if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class)) {
- codegen_addpatchref(cd, PATCHER_clinit, fi->class, disp);
+ codegen_addpatchref(cd, PATCHER_initialize_class,
+ fi->class, disp);
if (opt_showdisassemble)
M_NOP;
M_ALD(REG_ITMP1, REG_PV, disp);
switch (iptr->op1) {
case TYPE_INT:
- s2 = emit_load_s2(jd, iptr, src, REG_ITMP2);
- M_IST_INTERN(s2, REG_ITMP1, 0);
+ s1 = emit_load_s1(jd, iptr, src, REG_ITMP2);
+ M_IST_INTERN(s1, REG_ITMP1, 0);
break;
case TYPE_LNG:
- s2 = emit_load_s2(jd, iptr, src, PACK_REGS(REG_ITMP2, REG_ITMP3));
- M_LST_INTERN(s2, REG_ITMP1, 0);
+ s1 = emit_load_s1(jd, iptr, src, REG_ITMP23_PACKED);
+ M_LST_INTERN(s1, REG_ITMP1, 0);
break;
case TYPE_ADR:
- s2 = emit_load_s2(jd, iptr, src, REG_ITMP2);
- M_AST_INTERN(s2, REG_ITMP1, 0);
+ s1 = emit_load_s1(jd, iptr, src, REG_ITMP2);
+ M_AST_INTERN(s1, REG_ITMP1, 0);
break;
case TYPE_FLT:
- s2 = emit_load_s2(jd, iptr, src, REG_FTMP2);
- M_FST_INTERN(s2, REG_ITMP1, 0);
+ s1 = emit_load_s1(jd, iptr, src, REG_FTMP2);
+ M_FST_INTERN(s1, REG_ITMP1, 0);
break;
case TYPE_DBL:
- s2 = emit_load_s2(jd, iptr, src, REG_FTMP2);
- M_DST_INTERN(s2, REG_ITMP1, 0);
+ s1 = emit_load_s1(jd, iptr, src, REG_FTMP2);
+ M_DST_INTERN(s1, REG_ITMP1, 0);
break;
}
break;
gen_nullptr_check(s1);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
- codegen_addpatchref(cd, PATCHER_get_putfield,
- INSTRUCTION_UNRESOLVED_FIELD(iptr), 0);
+ unresolved_field *uf = INSTRUCTION_UNRESOLVED_FIELD(iptr);
+
+ codegen_addpatchref(cd, PATCHER_get_putfield, uf, 0);
if (opt_showdisassemble)
M_NOP;
disp = 0;
-
- } else {
- disp = INSTRUCTION_RESOLVED_FIELDINFO(iptr)->offset;
+ }
+ else {
+ fieldinfo *fi = INSTRUCTION_RESOLVED_FIELDINFO(iptr);
+ disp = fi->offset;
}
switch (iptr->op1) {
M_ILD(d, s1, disp);
break;
case TYPE_LNG:
- d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ d = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_ITMP12_PACKED);
if (GET_HIGH_REG(d) == s1) {
M_ILD(GET_LOW_REG(d), s1, disp + 4);
M_ILD(GET_HIGH_REG(d), s1, disp);
- } else {
+ }
+ else {
M_ILD(GET_HIGH_REG(d), s1, disp);
M_ILD(GET_LOW_REG(d), s1, disp + 4);
}
gen_nullptr_check(s1);
if (!IS_FLT_DBL_TYPE(iptr->op1)) {
- if (IS_2_WORD_TYPE(iptr->op1)) {
- s2 = emit_load_s2(jd, iptr, src, PACK_REGS(REG_ITMP2, REG_ITMP3));
- } else {
+ if (IS_2_WORD_TYPE(iptr->op1))
+ s2 = emit_load_s2(jd, iptr, src, REG_ITMP23_PACKED);
+ else
s2 = emit_load_s2(jd, iptr, src, REG_ITMP2);
- }
- } else {
- s2 = emit_load_s2(jd, iptr, src, REG_FTMP2);
}
+ else
+ s2 = emit_load_s2(jd, iptr, src, REG_FTMP2);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
- codegen_addpatchref(cd, PATCHER_get_putfield,
- INSTRUCTION_UNRESOLVED_FIELD(iptr), 0);
+ unresolved_field *uf = INSTRUCTION_UNRESOLVED_FIELD(iptr);
+
+ codegen_addpatchref(cd, PATCHER_get_putfield, uf, 0);
if (opt_showdisassemble)
M_NOP;
disp = 0;
-
- } else {
- disp = INSTRUCTION_RESOLVED_FIELDINFO(iptr)->offset;
+ }
+ else {
+ fieldinfo *fi = INSTRUCTION_RESOLVED_FIELDINFO(iptr);
+ disp = fi->offset;
}
switch (iptr->op1) {
#ifdef ENABLE_VERIFIER
if (iptr->val.a) {
- codegen_addpatchref(cd, PATCHER_athrow_areturn,
- (unresolved_class *) iptr->val.a, 0);
+ unresolved_class *uc = INSTRUCTION_UNRESOLVED_CLASS(iptr);
+
+ codegen_addpatchref(cd, PATCHER_resolve_class, uc, 0);
if (opt_showdisassemble)
M_NOP;
}
#endif /* ENABLE_VERIFIER */
- disp = dseg_addaddress(cd, asm_handle_exception);
+ disp = dseg_add_functionptr(cd, asm_handle_exception);
M_ALD(REG_ITMP2, REG_PV, disp);
M_MTCTR(REG_ITMP2);
#ifdef ENABLE_VERIFIER
if (iptr->val.a) {
- codegen_addpatchref(cd, PATCHER_athrow_areturn,
- (unresolved_class *) iptr->val.a, 0);
+ unresolved_class *uc = INSTRUCTION_UNRESOLVED_CLASS(iptr);
+
+ codegen_addpatchref(cd, PATCHER_resolve_class, uc, 0);
if (opt_showdisassemble)
M_NOP;
case ICMD_LRETURN: /* ..., retvalue ==> ... */
- s1 = emit_load_s1(jd, iptr, src, PACK_REGS(REG_RESULT2, REG_RESULT));
- M_LNGMOVE(s1, PACK_REGS(REG_RESULT2, REG_RESULT));
+ s1 = emit_load_s1(jd, iptr, src, REG_RESULT_PACKED);
+ M_LNGMOVE(s1, REG_RESULT_PACKED);
goto nowperformreturn;
case ICMD_FRETURN: /* ..., retvalue ==> ... */
{
s4 i, p;
- p = stackframesize;
+ p = cd->stackframesize;
/* call trace function */
- if (JITDATA_HAS_FLAG_VERBOSECALL(jd)) {
- M_MFLR(REG_ZERO);
- M_LDA(REG_SP, REG_SP, -10 * 8);
- M_DST(REG_FRESULT, REG_SP, 48+0);
- M_IST(REG_RESULT, REG_SP, 48+8);
- M_AST(REG_ZERO, REG_SP, 48+12);
- M_IST(REG_RESULT2, REG_SP, 48+16);
+ if (JITDATA_HAS_FLAG_VERBOSECALL(jd))
+ emit_verbosecall_exit(jd);
- /* keep this order */
- switch (iptr->opc) {
- case ICMD_IRETURN:
- case ICMD_ARETURN:
-#if defined(__DARWIN__)
- M_MOV(REG_RESULT, rd->argintregs[2]);
- M_CLR(rd->argintregs[1]);
-#else
- M_MOV(REG_RESULT, rd->argintregs[3]);
- M_CLR(rd->argintregs[2]);
-#endif
- break;
-
- case ICMD_LRETURN:
-#if defined(__DARWIN__)
- M_MOV(REG_RESULT2, rd->argintregs[2]);
- M_MOV(REG_RESULT, rd->argintregs[1]);
-#else
- M_MOV(REG_RESULT2, rd->argintregs[3]);
- M_MOV(REG_RESULT, rd->argintregs[2]);
-#endif
- break;
- }
-
- disp = dseg_addaddress(cd, m);
- M_ALD(rd->argintregs[0], REG_PV, disp);
-
- M_FLTMOVE(REG_FRESULT, rd->argfltregs[0]);
- M_FLTMOVE(REG_FRESULT, rd->argfltregs[1]);
- disp = dseg_addaddress(cd, builtin_displaymethodstop);
- M_ALD(REG_ITMP2, REG_PV, disp);
- M_MTCTR(REG_ITMP2);
- M_JSR;
-
- M_DLD(REG_FRESULT, REG_SP, 48+0);
- M_ILD(REG_RESULT, REG_SP, 48+8);
- M_ALD(REG_ZERO, REG_SP, 48+12);
- M_ILD(REG_RESULT2, REG_SP, 48+16);
- M_LDA(REG_SP, REG_SP, 10 * 8);
- M_MTLR(REG_ZERO);
- }
-
#if defined(ENABLE_THREADS)
if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
- disp = dseg_addaddress(cd, BUILTIN_monitorexit);
+ disp = dseg_add_functionptr(cd, LOCK_monitor_exit);
M_ALD(REG_ITMP3, REG_PV, disp);
M_MTCTR(REG_ITMP3);
/* deallocate stack */
- if (stackframesize)
- M_LDA(REG_SP, REG_SP, stackframesize * 4);
+ if (cd->stackframesize)
+ M_LDA(REG_SP, REG_SP, cd->stackframesize * 4);
M_RET;
ALIGNCODENOP;
tptr += i;
while (--i >= 0) {
- dseg_addtarget(cd, (basicblock *) tptr[0]);
+ dseg_add_target(cd, (basicblock *) tptr[0]);
--tptr;
}
}
- /* length of dataseg after last dseg_addtarget is used by load */
+ /* length of dataseg after last dseg_add_target is used by load */
M_SLL_IMM(REG_ITMP1, 2, REG_ITMP1);
M_IADD(REG_ITMP1, REG_PV, REG_ITMP2);
val = s4ptr[0];
if ((val >= -32768) && (val <= 32767)) {
M_CMPI(s1, val);
- } else {
- a = dseg_adds4(cd, val);
+ }
+ else {
+ a = dseg_add_s4(cd, val);
M_ILD(REG_ITMP2, REG_PV, a);
M_CMP(s1, REG_ITMP2);
}
rd->argintregs[GET_HIGH_REG(md->params[s3].regoff)]);
d = emit_load_s1(jd, iptr, src, s1);
M_LNGMOVE(d, s1);
- } else {
+ }
+ else {
s1 = rd->argintregs[md->params[s3].regoff];
d = emit_load_s1(jd, iptr, src, s1);
M_INTMOVE(d, s1);
}
-
- } else {
+ }
+ else {
if (IS_2_WORD_TYPE(src->type)) {
- d = emit_load_s1(jd, iptr, src, PACK_REGS(REG_ITMP2, REG_ITMP1));
+ d = emit_load_s1(jd, iptr, src, REG_ITMP12_PACKED);
M_LST(d, REG_SP, md->params[s3].regoff * 4);
- } else {
+ }
+ else {
d = emit_load_s1(jd, iptr, src, REG_ITMP1);
M_IST(d, REG_SP, md->params[s3].regoff * 4);
}
}
-
- } else {
+ }
+ else {
if (!md->params[s3].inmemory) {
s1 = rd->argfltregs[md->params[s3].regoff];
d = emit_load_s1(jd, iptr, src, s1);
M_FLTMOVE(d, s1);
-
- } else {
+ }
+ else {
d = emit_load_s1(jd, iptr, src, REG_FTMP1);
if (IS_2_WORD_TYPE(src->type))
M_DST(d, REG_SP, md->params[s3].regoff * 4);
switch (iptr->opc) {
case ICMD_BUILTIN:
- disp = dseg_addaddress(cd, bte->fp);
+ disp = dseg_add_functionptr(cd, bte->fp);
d = md->returntype.type;
M_ALD(REG_PV, REG_PV, disp); /* pointer to built-in-function */
if (lm == NULL) {
unresolved_method *um = INSTRUCTION_UNRESOLVED_METHOD(iptr);
- disp = dseg_addaddress(cd, NULL);
+ disp = dseg_add_unique_address(cd, um);
codegen_addpatchref(cd, PATCHER_invokestatic_special,
um, disp);
M_NOP;
d = md->returntype.type;
-
- } else {
- disp = dseg_addaddress(cd, lm->stubroutine);
+ }
+ else {
+ disp = dseg_add_address(cd, lm->stubroutine);
d = md->returntype.type;
}
s1 = 0;
d = md->returntype.type;
-
- } else {
+ }
+ else {
s1 = OFFSET(vftbl_t, table[0]) +
sizeof(methodptr) * lm->vftblindex;
d = md->returntype.type;
s1 = 0;
s2 = 0;
d = md->returntype.type;
-
- } else {
+ }
+ else {
s1 = OFFSET(vftbl_t, interfacetable[0]) -
sizeof(methodptr*) * lm->class->index;
if (d != TYPE_VOID) {
if (IS_INT_LNG_TYPE(iptr->dst->type)) {
if (IS_2_WORD_TYPE(iptr->dst->type)) {
- s1 = codegen_reg_of_var(rd, iptr->opc, iptr->dst,
- PACK_REGS(REG_RESULT2, REG_RESULT));
- M_LNGMOVE(PACK_REGS(REG_RESULT2, REG_RESULT), s1);
- } else {
+ s1 = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_RESULT_PACKED);
+ M_LNGMOVE(REG_RESULT_PACKED, s1);
+ }
+ else {
s1 = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_RESULT);
M_INTMOVE(REG_RESULT, s1);
}
- } else {
+ }
+ else {
s1 = codegen_reg_of_var(rd, iptr->opc, iptr->dst, REG_FRESULT);
M_FLTMOVE(REG_FRESULT, s1);
}
/* object type cast-check */
classinfo *super;
- vftbl_t *supervftbl;
s4 superindex;
super = (classinfo *) iptr->val.a;
- if (!super) {
+ if (super == NULL)
superindex = 0;
- supervftbl = NULL;
-
- } else {
+ else
superindex = super->index;
- supervftbl = super->vftbl;
- }
#if defined(ENABLE_THREADS)
codegen_threadcritrestart(cd, cd->mcodeptr - cd->mcodebase);
/* if class is not resolved, check which code to call */
- if (!super) {
+ if (super == NULL) {
M_TST(s1);
M_BEQ(3 + (opt_showdisassemble ? 1 : 0) + s2 + 1 + s3);
- disp = dseg_adds4(cd, 0); /* super->flags */
+ disp = dseg_add_unique_s4(cd, 0); /* super->flags */
codegen_addpatchref(cd,
- PATCHER_checkcast_instanceof_flags,
+ PATCHER_resolve_classref_to_flags,
(constant_classref *) iptr->target,
disp);
/* interface checkcast code */
if ((super == NULL) || (super->flags & ACC_INTERFACE)) {
- if (super != NULL) {
- M_TST(s1);
- M_BEQ(s2);
- }
- else {
+ if (super == NULL) {
codegen_addpatchref(cd,
PATCHER_checkcast_instanceof_interface,
(constant_classref *) iptr->target,
if (opt_showdisassemble)
M_NOP;
}
+ else {
+ M_TST(s1);
+ M_BEQ(s2);
+ }
M_ALD(REG_ITMP2, s1, OFFSET(java_objectheader, vftbl));
M_ILD(REG_ITMP3, REG_ITMP2, OFFSET(vftbl_t, interfacetablelength));
/* class checkcast code */
if ((super == NULL) || !(super->flags & ACC_INTERFACE)) {
- disp = dseg_addaddress(cd, supervftbl);
+ if (super == NULL) {
+ disp = dseg_add_unique_address(cd, NULL);
- if (super != NULL) {
- M_TST(s1);
- M_BEQ(s3);
- }
- else {
- codegen_addpatchref(cd, PATCHER_checkcast_class,
+ codegen_addpatchref(cd, PATCHER_resolve_classref_to_vftbl,
(constant_classref *) iptr->target,
disp);
if (opt_showdisassemble)
M_NOP;
}
+ else {
+ disp = dseg_add_address(cd, super->vftbl);
+
+ M_TST(s1);
+ M_BEQ(s3);
+ }
M_ALD(REG_ITMP2, s1, OFFSET(java_objectheader, vftbl));
#if defined(ENABLE_THREADS)
s1 = emit_load_s1(jd, iptr, src, rd->argintregs[0]);
M_INTMOVE(s1, rd->argintregs[0]);
- disp = dseg_addaddress(cd, iptr->val.a);
-
if (iptr->val.a == NULL) {
- codegen_addpatchref(cd, PATCHER_builtin_arraycheckcast,
+ disp = dseg_add_unique_address(cd, NULL);
+
+ codegen_addpatchref(cd, PATCHER_resolve_classref_to_classinfo,
(constant_classref *) iptr->target,
disp);
if (opt_showdisassemble)
M_NOP;
}
+ else
+ disp = dseg_add_address(cd, iptr->val.a);
M_ALD(rd->argintregs[1], REG_PV, disp);
- disp = dseg_addaddress(cd, BUILTIN_arraycheckcast);
+ disp = dseg_add_functionptr(cd, BUILTIN_arraycheckcast);
M_ALD(REG_ITMP2, REG_PV, disp);
M_MTCTR(REG_ITMP2);
M_JSR;
{
classinfo *super;
- vftbl_t *supervftbl;
s4 superindex;
super = (classinfo *) iptr->val.a;
- if (!super) {
+ if (super == NULL)
superindex = 0;
- supervftbl = NULL;
-
- } else {
+ else
superindex = super->index;
- supervftbl = super->vftbl;
- }
#if defined(ENABLE_THREADS)
codegen_threadcritrestart(cd, cd->mcodeptr - cd->mcodebase);
/* if class is not resolved, check which code to call */
- if (!super) {
+ if (super == NULL) {
M_TST(s1);
M_BEQ(3 + (opt_showdisassemble ? 1 : 0) + s2 + 1 + s3);
- disp = dseg_adds4(cd, 0); /* super->flags */
+ disp = dseg_add_unique_s4(cd, 0); /* super->flags */
- codegen_addpatchref(cd, PATCHER_checkcast_instanceof_flags,
+ codegen_addpatchref(cd, PATCHER_resolve_classref_to_flags,
(constant_classref *) iptr->target, disp);
if (opt_showdisassemble)
/* interface instanceof code */
- if (!super || (super->flags & ACC_INTERFACE)) {
- if (super) {
- M_TST(s1);
- M_BEQ(s2);
-
- } else {
+ if ((super == NULL) || (super->flags & ACC_INTERFACE)) {
+ if (super == NULL) {
codegen_addpatchref(cd,
PATCHER_checkcast_instanceof_interface,
(constant_classref *) iptr->target, 0);
if (opt_showdisassemble)
M_NOP;
}
+ else {
+ M_TST(s1);
+ M_BEQ(s2);
+ }
M_ALD(REG_ITMP1, s1, OFFSET(java_objectheader, vftbl));
M_ILD(REG_ITMP3, REG_ITMP1, OFFSET(vftbl_t, interfacetablelength));
M_BEQ(1);
M_IADD_IMM(REG_ZERO, 1, d);
- if (!super)
+ if (super == NULL)
M_BR(s3);
}
/* class instanceof code */
- if (!super || !(super->flags & ACC_INTERFACE)) {
- disp = dseg_addaddress(cd, supervftbl);
+ if ((super == NULL) || !(super->flags & ACC_INTERFACE)) {
+ if (super == NULL) {
+ disp = dseg_add_unique_address(cd, NULL);
- if (super) {
- M_TST(s1);
- M_BEQ(s3);
-
- } else {
- codegen_addpatchref(cd, PATCHER_instanceof_class,
+ codegen_addpatchref(cd, PATCHER_resolve_classref_to_vftbl,
(constant_classref *) iptr->target,
disp);
- if (opt_showdisassemble) {
+ if (opt_showdisassemble)
M_NOP;
- }
+ }
+ else {
+ disp = dseg_add_address(cd, super->vftbl);
+
+ M_TST(s1);
+ M_BEQ(s3);
}
M_ALD(REG_ITMP1, s1, OFFSET(java_objectheader, vftbl));
/* is patcher function set? */
if (iptr->val.a == NULL) {
- disp = dseg_addaddress(cd, NULL);
+ disp = dseg_add_unique_address(cd, NULL);
- codegen_addpatchref(cd, PATCHER_builtin_multianewarray,
+ codegen_addpatchref(cd, PATCHER_resolve_classref_to_classinfo,
(constant_classref *) iptr->target, disp);
if (opt_showdisassemble)
M_NOP;
-
- } else {
- disp = dseg_addaddress(cd, iptr->val.a);
}
+ else
+ disp = dseg_add_address(cd, iptr->val.a);
/* a1 = arraydescriptor */
M_LDA(rd->argintregs[2], REG_SP, LA_SIZE + 3 * 4);
#endif
- disp = dseg_addaddress(cd, BUILTIN_multianewarray);
+ disp = dseg_add_functionptr(cd, BUILTIN_multianewarray);
M_ALD(REG_ITMP3, REG_PV, disp);
M_MTCTR(REG_ITMP3);
M_JSR;
dseg_createlinenumbertable(cd);
+ /* generate stubs */
- /* generate exception and patcher stubs */
-
- {
- exceptionref *eref;
- patchref *pref;
- u4 mcode;
- u1 *savedmcodeptr;
- u1 *tmpmcodeptr;
-
- savedmcodeptr = NULL;
-
- /* generate exception stubs */
-
- for (eref = cd->exceptionrefs; eref != NULL; eref = eref->next) {
- gen_resolvebranch(cd->mcodebase + eref->branchpos,
- eref->branchpos, cd->mcodeptr - cd->mcodebase);
-
- MCODECHECK(100);
-
- /* Move the value register to a temporary register, if
- there is the need for it. */
-
- if (eref->reg != -1)
- M_MOV(eref->reg, REG_ITMP1);
-
- /* calcuate exception address */
-
- M_LDA(REG_ITMP2_XPC, REG_PV, eref->branchpos - 4);
-
- /* move function to call into REG_ITMP3 */
-
- disp = dseg_addaddress(cd, eref->function);
- M_ALD(REG_ITMP3, REG_PV, disp);
-
- if (savedmcodeptr != NULL) {
- disp = ((u4 *) savedmcodeptr) - (((u4 *) cd->mcodeptr) + 1);
- M_BR(disp);
- }
- else {
- savedmcodeptr = cd->mcodeptr;
-
- if (jd->isleafmethod) {
- M_MFLR(REG_ZERO);
- M_AST(REG_ZERO, REG_SP, stackframesize * 4 + LA_LR_OFFSET);
- }
-
- M_MOV(REG_PV, rd->argintregs[0]);
- M_MOV(REG_SP, rd->argintregs[1]);
-
- if (jd->isleafmethod)
- M_MOV(REG_ZERO, rd->argintregs[2]);
- else
- M_ALD(rd->argintregs[2],
- REG_SP, stackframesize * 4 + LA_LR_OFFSET);
-
- M_MOV(REG_ITMP2_XPC, rd->argintregs[3]);
- M_MOV(REG_ITMP1, rd->argintregs[4]);
-
- M_STWU(REG_SP, REG_SP, -(LA_SIZE + 6 * 4));
- M_AST(REG_ITMP2_XPC, REG_SP, LA_SIZE + 5 * 4);
-
- M_MTCTR(REG_ITMP3);
- M_JSR;
- M_MOV(REG_RESULT, REG_ITMP1_XPTR);
-
- M_ALD(REG_ITMP2_XPC, REG_SP, LA_SIZE + 5 * 4);
- M_IADD_IMM(REG_SP, LA_SIZE + 6 * 4, REG_SP);
-
- if (jd->isleafmethod) {
- /* XXX FIXME: REG_ZERO can cause problems here! */
- assert(stackframesize * 4 <= 32767);
-
- M_ALD(REG_ZERO, REG_SP, stackframesize * 4 + LA_LR_OFFSET);
- M_MTLR(REG_ZERO);
- }
-
- disp = dseg_addaddress(cd, asm_handle_exception);
- M_ALD(REG_ITMP3, REG_PV, disp);
- M_MTCTR(REG_ITMP3);
- M_RTS;
- }
- }
-
-
- /* generate code patching stub call code */
-
- for (pref = cd->patchrefs; pref != NULL; pref = pref->next) {
- /* check code segment size */
-
- MCODECHECK(16);
-
- /* Get machine code which is patched back in later. The
- call is 1 instruction word long. */
-
- tmpmcodeptr = (u1 *) (cd->mcodebase + pref->branchpos);
-
- mcode = *((u4 *) tmpmcodeptr);
-
- /* Patch in the call to call the following code (done at
- compile time). */
-
- savedmcodeptr = cd->mcodeptr; /* save current mcodeptr */
- cd->mcodeptr = tmpmcodeptr; /* set mcodeptr to patch position */
-
- disp = ((u4 *) savedmcodeptr) - (((u4 *) tmpmcodeptr) + 1);
- M_BR(disp);
-
- cd->mcodeptr = savedmcodeptr; /* restore the current mcodeptr */
-
- /* create stack frame - keep stack 16-byte aligned */
-
- M_AADD_IMM(REG_SP, -8 * 4, REG_SP);
-
- /* calculate return address and move it onto the stack */
-
- M_LDA(REG_ITMP3, REG_PV, pref->branchpos);
- M_AST_INTERN(REG_ITMP3, REG_SP, 5 * 4);
-
- /* move pointer to java_objectheader onto stack */
-
-#if defined(ENABLE_THREADS)
- /* order reversed because of data segment layout */
-
- (void) dseg_addaddress(cd, NULL); /* flcword */
- (void) dseg_addaddress(cd, lock_get_initial_lock_word()); /* monitorPtr */
- disp = dseg_addaddress(cd, NULL); /* vftbl */
-
- M_LDA(REG_ITMP3, REG_PV, disp);
- M_AST_INTERN(REG_ITMP3, REG_SP, 4 * 4);
-#else
- /* do nothing */
-#endif
-
- /* move machine code onto stack */
-
- disp = dseg_adds4(cd, mcode);
- M_ILD(REG_ITMP3, REG_PV, disp);
- M_IST_INTERN(REG_ITMP3, REG_SP, 3 * 4);
-
- /* move class/method/field reference onto stack */
-
- disp = dseg_addaddress(cd, pref->ref);
- M_ALD(REG_ITMP3, REG_PV, disp);
- M_AST_INTERN(REG_ITMP3, REG_SP, 2 * 4);
-
- /* move data segment displacement onto stack */
-
- disp = dseg_addaddress(cd, pref->disp);
- M_ILD(REG_ITMP3, REG_PV, disp);
- M_IST_INTERN(REG_ITMP3, REG_SP, 1 * 4);
-
- /* move patcher function pointer onto stack */
-
- disp = dseg_addaddress(cd, pref->patcher);
- M_ALD(REG_ITMP3, REG_PV, disp);
- M_AST_INTERN(REG_ITMP3, REG_SP, 0 * 4);
-
- disp = dseg_addaddress(cd, asm_wrapper_patcher);
- M_ALD(REG_ITMP3, REG_PV, disp);
- M_MTCTR(REG_ITMP3);
- M_RTS;
- }
-
- /* generate replacement-out stubs */
-
- {
- int i;
-
- replacementpoint = jd->code->rplpoints;
-
- for (i = 0; i < jd->code->rplpointcount; ++i, ++replacementpoint) {
- /* check code segment size */
-
- MCODECHECK(100);
-
- /* note start of stub code */
-
- replacementpoint->outcode = (u1 *) (cd->mcodeptr - cd->mcodebase);
-
- /* make machine code for patching */
-
- tmpmcodeptr = cd->mcodeptr;
- cd->mcodeptr = (u1 *) &(replacementpoint->mcode) + 1 /* big-endian */;
-
- disp = (ptrint)((s4*)replacementpoint->outcode - (s4*)replacementpoint->pc) - 1;
- M_BR(disp);
-
- cd->mcodeptr = tmpmcodeptr;
-
- /* create stack frame - keep 16-byte aligned */
-
- M_AADD_IMM(REG_SP, -4 * 4, REG_SP);
-
- /* push address of `rplpoint` struct */
-
- disp = dseg_addaddress(cd, replacementpoint);
- M_ALD(REG_ITMP3, REG_PV, disp);
- M_AST_INTERN(REG_ITMP3, REG_SP, 0 * 4);
-
- /* jump to replacement function */
-
- disp = dseg_addaddress(cd, asm_replacement_out);
- M_ALD(REG_ITMP3, REG_PV, disp);
- M_MTCTR(REG_ITMP3);
- M_RTS;
- }
- }
- }
+ emit_exception_stubs(jd);
+ emit_patcher_stubs(jd);
+ emit_replacement_stubs(jd);
codegen_finish(jd);
codeinfo *code;
codegendata *cd;
registerdata *rd;
- s4 stackframesize; /* size of stackframe if needed */
methoddesc *md;
s4 nativeparams;
s4 i, j; /* count variables */
/* calculate stackframe size */
- stackframesize =
+ cd->stackframesize =
sizeof(stackframeinfo) / SIZEOF_VOID_P +
sizeof(localref_table) / SIZEOF_VOID_P +
4 + /* 4 stackframeinfo arguments (darwin)*/
nmd->paramcount * 2 + /* assume all arguments are doubles */
nmd->memuse;
- stackframesize = (stackframesize + 3) & ~3; /* keep stack 16-byte aligned */
+ /* keep stack 16-byte aligned */
+
+ cd->stackframesize = (cd->stackframesize + 3) & ~3;
/* create method header */
- (void) dseg_addaddress(cd, code); /* CodeinfoPointer */
- (void) dseg_adds4(cd, stackframesize * 4); /* FrameSize */
- (void) dseg_adds4(cd, 0); /* IsSync */
- (void) dseg_adds4(cd, 0); /* IsLeaf */
- (void) dseg_adds4(cd, 0); /* IntSave */
- (void) dseg_adds4(cd, 0); /* FltSave */
+ (void) dseg_add_unique_address(cd, code); /* CodeinfoPointer */
+ (void) dseg_add_unique_s4(cd, cd->stackframesize * 4); /* FrameSize */
+ (void) dseg_add_unique_s4(cd, 0); /* IsSync */
+ (void) dseg_add_unique_s4(cd, 0); /* IsLeaf */
+ (void) dseg_add_unique_s4(cd, 0); /* IntSave */
+ (void) dseg_add_unique_s4(cd, 0); /* FltSave */
(void) dseg_addlinenumbertablesize(cd);
- (void) dseg_adds4(cd, 0); /* ExTableSize */
+ (void) dseg_add_unique_s4(cd, 0); /* ExTableSize */
/* generate code */
M_MFLR(REG_ZERO);
M_AST_INTERN(REG_ZERO, REG_SP, LA_LR_OFFSET);
- M_STWU(REG_SP, REG_SP, -(stackframesize * 4));
+ M_STWU(REG_SP, REG_SP, -(cd->stackframesize * 4));
if (JITDATA_HAS_FLAG_VERBOSECALL(jd))
- /* parent_argbase == stackframesize * 4 */
- codegen_trace_args(jd, stackframesize * 4 , true);
+ emit_verbosecall_enter(jd);
/* get function address (this must happen before the stackframeinfo) */
- funcdisp = dseg_addaddress(cd, f);
+ funcdisp = dseg_add_functionptr(cd, f);
#if !defined(WITH_STATIC_CLASSPATH)
if (f == NULL) {
- codegen_addpatchref(cd, PATCHER_resolve_native, m, funcdisp);
+ codegen_addpatchref(cd, PATCHER_resolve_native_function, m, funcdisp);
if (opt_showdisassemble)
M_NOP;
/* create native stack info */
- M_AADD_IMM(REG_SP, stackframesize * 4, rd->argintregs[0]);
+ M_AADD_IMM(REG_SP, cd->stackframesize * 4, rd->argintregs[0]);
M_MOV(REG_PV, rd->argintregs[1]);
- M_AADD_IMM(REG_SP, stackframesize * 4, rd->argintregs[2]);
- M_ALD(rd->argintregs[3], REG_SP, stackframesize * 4 + LA_LR_OFFSET);
- disp = dseg_addaddress(cd, codegen_start_native_call);
+ M_AADD_IMM(REG_SP, cd->stackframesize * 4, rd->argintregs[2]);
+ M_ALD(rd->argintregs[3], REG_SP, cd->stackframesize * 4 + LA_LR_OFFSET);
+ disp = dseg_add_functionptr(cd, codegen_start_native_call);
M_ALD(REG_ITMP1, REG_PV, disp);
M_MTCTR(REG_ITMP1);
M_JSR;
}
} else {
- s1 = md->params[i].regoff + stackframesize;
+ s1 = md->params[i].regoff + cd->stackframesize;
s2 = nmd->params[j].regoff;
M_ILD(REG_ITMP1, REG_SP, s1 * 4);
argument registers keep unchanged. */
if (md->params[i].inmemory) {
- s1 = md->params[i].regoff + stackframesize;
+ s1 = md->params[i].regoff + cd->stackframesize;
s2 = nmd->params[j].regoff;
if (IS_2_WORD_TYPE(t)) {
/* put class into second argument register */
if (m->flags & ACC_STATIC) {
- disp = dseg_addaddress(cd, m->class);
+ disp = dseg_add_address(cd, m->class);
M_ALD(rd->argintregs[1], REG_PV, disp);
}
/* put env into first argument register */
- disp = dseg_addaddress(cd, _Jv_env);
+ disp = dseg_add_address(cd, _Jv_env);
M_ALD(rd->argintregs[0], REG_PV, disp);
/* generate the actual native call */
M_MTCTR(REG_ITMP3);
M_JSR;
+ /* print call trace */
+
+ if (JITDATA_HAS_FLAG_VERBOSECALL(jd))
+ emit_verbosecall_exit(jd);
+
/* save return value */
if (md->returntype.type != TYPE_VOID) {
}
}
- /* print call trace */
-
- if (JITDATA_HAS_FLAG_VERBOSECALL(jd)) {
- /* just restore the value we need, don't care about the other */
-
- if (md->returntype.type != TYPE_VOID) {
- if (IS_INT_LNG_TYPE(md->returntype.type)) {
- if (IS_2_WORD_TYPE(md->returntype.type))
- M_ILD(REG_RESULT2, REG_SP, LA_SIZE + 2 * 4);
- M_ILD(REG_RESULT, REG_SP, LA_SIZE + 1 * 4);
- }
- else {
- if (IS_2_WORD_TYPE(md->returntype.type))
- M_DLD(REG_FRESULT, REG_SP, LA_SIZE + 1 * 4);
- else
- M_FLD(REG_FRESULT, REG_SP, LA_SIZE + 1 * 4);
- }
- }
-
- M_LDA(REG_SP, REG_SP, -(LA_SIZE + (1 + 2 + 2 + 1) * 4));
-
- /* keep this order */
- switch (md->returntype.type) {
- case TYPE_INT:
- case TYPE_ADR:
-#if defined(__DARWIN__)
- M_MOV(REG_RESULT, rd->argintregs[2]);
- M_CLR(rd->argintregs[1]);
-#else
- M_MOV(REG_RESULT, rd->argintregs[3]);
- M_CLR(rd->argintregs[2]);
-#endif
- break;
-
- case TYPE_LNG:
-#if defined(__DARWIN__)
- M_MOV(REG_RESULT2, rd->argintregs[2]);
- M_MOV(REG_RESULT, rd->argintregs[1]);
-#else
- M_MOV(REG_RESULT2, rd->argintregs[3]);
- M_MOV(REG_RESULT, rd->argintregs[2]);
-#endif
- break;
- }
-
- M_FLTMOVE(REG_FRESULT, rd->argfltregs[0]);
- M_FLTMOVE(REG_FRESULT, rd->argfltregs[1]);
- disp = dseg_addaddress(cd, m);
- M_ALD(rd->argintregs[0], REG_PV, disp);
-
- disp = dseg_addaddress(cd, builtin_displaymethodstop);
- M_ALD(REG_ITMP2, REG_PV, disp);
- M_MTCTR(REG_ITMP2);
- M_JSR;
-
- M_LDA(REG_SP, REG_SP, LA_SIZE + (1 + 2 + 2 + 1) * 4);
- }
-
/* remove native stackframe info */
- M_AADD_IMM(REG_SP, stackframesize * 4, rd->argintregs[0]);
- disp = dseg_addaddress(cd, codegen_finish_native_call);
+ M_AADD_IMM(REG_SP, cd->stackframesize * 4, rd->argintregs[0]);
+ disp = dseg_add_functionptr(cd, codegen_finish_native_call);
M_ALD(REG_ITMP1, REG_PV, disp);
M_MTCTR(REG_ITMP1);
M_JSR;
}
}
- M_ALD(REG_ITMP2_XPC, REG_SP, stackframesize * 4 + LA_LR_OFFSET);
+ M_ALD(REG_ITMP2_XPC, REG_SP, cd->stackframesize * 4 + LA_LR_OFFSET);
M_MTLR(REG_ITMP2_XPC);
- M_LDA(REG_SP, REG_SP, stackframesize * 4); /* remove stackframe */
+ M_LDA(REG_SP, REG_SP, cd->stackframesize * 4); /* remove stackframe */
/* check for exception */
M_IADD_IMM(REG_ITMP2_XPC, -4, REG_ITMP2_XPC); /* exception address */
- disp = dseg_addaddress(cd, asm_handle_nat_exception);
+ disp = dseg_add_functionptr(cd, asm_handle_nat_exception);
M_ALD(REG_ITMP3, REG_PV, disp);
M_MTCTR(REG_ITMP3);
M_RTS;
- /* generate patcher stub call code */
-
- {
- patchref *pref;
- u4 mcode;
- u1 *savedmcodeptr;
- u1 *tmpmcodeptr;
-
- for (pref = cd->patchrefs; pref != NULL; pref = pref->next) {
- /* Get machine code which is patched back in later. The
- call is 1 instruction word long. */
-
- tmpmcodeptr = cd->mcodebase + pref->branchpos;
-
- mcode = *((u4 *) tmpmcodeptr);
-
- /* Patch in the call to call the following code (done at
- compile time). */
+ /* generate patcher stubs */
- savedmcodeptr = cd->mcodeptr; /* save current mcodeptr */
- cd->mcodeptr = tmpmcodeptr; /* set mcodeptr to patch position */
-
- disp = ((u4 *) savedmcodeptr) - (((u4 *) tmpmcodeptr) + 1);
- M_BL(disp);
-
- cd->mcodeptr = savedmcodeptr; /* restore the current mcodeptr */
-
- /* create stack frame - keep stack 16-byte aligned */
-
- M_AADD_IMM(REG_SP, -8 * 4, REG_SP);
-
- /* move return address onto stack */
-
- M_MFLR(REG_ZERO);
- M_AST(REG_ZERO, REG_SP, 5 * 4);
-
- /* move pointer to java_objectheader onto stack */
-
-#if defined(ENABLE_THREADS)
- /* order reversed because of data segment layout */
-
- (void) dseg_addaddress(cd, NULL); /* flcword */
- (void) dseg_addaddress(cd, lock_get_initial_lock_word()); /* monitorPtr */
- disp = dseg_addaddress(cd, NULL); /* vftbl */
-
- M_LDA(REG_ITMP3, REG_PV, disp);
- M_AST(REG_ITMP3, REG_SP, 4 * 4);
-#else
- /* do nothing */
-#endif
-
- /* move machine code onto stack */
-
- disp = dseg_adds4(cd, mcode);
- M_ILD(REG_ITMP3, REG_PV, disp);
- M_IST(REG_ITMP3, REG_SP, 3 * 4);
-
- /* move class/method/field reference onto stack */
-
- disp = dseg_addaddress(cd, pref->ref);
- M_ALD(REG_ITMP3, REG_PV, disp);
- M_AST(REG_ITMP3, REG_SP, 2 * 4);
-
- /* move data segment displacement onto stack */
-
- disp = dseg_addaddress(cd, pref->disp);
- M_ILD(REG_ITMP3, REG_PV, disp);
- M_IST(REG_ITMP3, REG_SP, 1 * 4);
-
- /* move patcher function pointer onto stack */
-
- disp = dseg_addaddress(cd, pref->patcher);
- M_ALD(REG_ITMP3, REG_PV, disp);
- M_AST(REG_ITMP3, REG_SP, 0 * 4);
-
- disp = dseg_addaddress(cd, asm_wrapper_patcher);
- M_ALD(REG_ITMP3, REG_PV, disp);
- M_MTCTR(REG_ITMP3);
- M_RTS;
- }
- }
+ emit_patcher_stubs(jd);
codegen_finish(jd);
- return jd->code->entrypoint;
-}
-
-
-void codegen_trace_args(jitdata *jd, s4 stackframesize, bool nativestub)
-{
- methodinfo *m;
- codegendata *cd;
- registerdata *rd;
- s4 s1, p, t, d;
- int stack_off;
- int stack_size;
- methoddesc *md;
-
- /* get required compiler data */
-
- m = jd->m;
- cd = jd->cd;
- rd = jd->rd;
-
- md = m->parseddesc;
-
- if (!nativestub)
- M_MFLR(REG_ITMP3);
- /* Build up Stackframe for builtin_trace_args call (a multiple of 16) */
- /* For Darwin: */
- /* LA + TRACE_ARGS_NUM u8 args + methodinfo + LR */
- /* LA_SIZE(=6*4) + 8*8 + 4 + 4 + 0(Padding) */
- /* 6 * 4 + 8 * 8 + 2 * 4 = 12 * 8 = 6 * 16 */
- /* For Linux: */
- /* LA + (TRACE_ARGS_NUM - INT_ARG_CNT/2) u8 args + methodinfo */
- /* + INT_ARG_CNT * 4 ( save integer registers) + LR + 8 + 8 (Padding) */
- /* LA_SIZE(=2*4) + 4 * 8 + 4 + 8 * 4 + 4 + 8 */
- /* 2 * 4 + 4 * 8 + 10 * 4 + 1 * 8 + 8= 12 * 8 = 6 * 16 */
-
- /* in nativestubs no Place to save the LR (Link Register) would be needed */
- /* but since the stack frame has to be aligned the 4 Bytes would have to */
- /* be padded again */
-
-#if defined(__DARWIN__)
- stack_size = LA_SIZE + (TRACE_ARGS_NUM + 1) * 8;
-#else
- stack_size = 6 * 16;
-#endif
- M_LDA(REG_SP, REG_SP, -stack_size);
-
- /* Save LR */
- if (!nativestub)
- M_IST(REG_ITMP3, REG_SP, LA_SIZE + TRACE_ARGS_NUM * 8 + 1 * 4);
-
- M_CLR(REG_ITMP1); /* clear help register */
-
- /* save up to TRACE_ARGS_NUM arguments into the reserved stack space */
-#if defined(__DARWIN__)
- /* Copy Params starting from first to Stack */
- /* since TRACE_ARGS == INT_ARG_CNT all used integer argument regs */
- /* are saved */
- p = 0;
-#else
- /* Copy Params starting from fifth to Stack (INT_ARG_CNT/2) are in */
- /* integer argument regs */
- /* all integer argument registers have to be saved */
- for (p = 0; p < 8; p++) {
- d = rd->argintregs[p];
- /* save integer argument registers */
- M_IST(d, REG_SP, LA_SIZE + 4 * 8 + 4 + p * 4);
- }
- p = 4;
-#endif
- stack_off = LA_SIZE;
- for (; p < md->paramcount && p < TRACE_ARGS_NUM; p++, stack_off += 8) {
- t = md->paramtypes[p].type;
- if (IS_INT_LNG_TYPE(t)) {
- if (!md->params[p].inmemory) { /* Param in Arg Reg */
- if (IS_2_WORD_TYPE(t)) {
- M_IST(rd->argintregs[GET_HIGH_REG(md->params[p].regoff)]
- , REG_SP, stack_off);
- M_IST(rd->argintregs[GET_LOW_REG(md->params[p].regoff)]
- , REG_SP, stack_off + 4);
- } else {
- M_IST(REG_ITMP1, REG_SP, stack_off);
- M_IST(rd->argintregs[md->params[p].regoff]
- , REG_SP, stack_off + 4);
- }
- } else { /* Param on Stack */
- s1 = (md->params[p].regoff + stackframesize) * 4
- + stack_size;
- if (IS_2_WORD_TYPE(t)) {
- M_ILD(REG_ITMP2, REG_SP, s1);
- M_IST(REG_ITMP2, REG_SP, stack_off);
- M_ILD(REG_ITMP2, REG_SP, s1 + 4);
- M_IST(REG_ITMP2, REG_SP, stack_off + 4);
- } else {
- M_IST(REG_ITMP1, REG_SP, stack_off);
- M_ILD(REG_ITMP2, REG_SP, s1);
- M_IST(REG_ITMP2, REG_SP, stack_off + 4);
- }
- }
- } else { /* IS_FLT_DBL_TYPE(t) */
- if (!md->params[p].inmemory) { /* in Arg Reg */
- s1 = rd->argfltregs[md->params[p].regoff];
- if (!IS_2_WORD_TYPE(t)) {
- M_IST(REG_ITMP1, REG_SP, stack_off);
- M_FST(s1, REG_SP, stack_off + 4);
- } else {
- M_DST(s1, REG_SP, stack_off);
- }
- } else { /* on Stack */
- /* this should not happen */
- }
- }
- }
-
- /* load first 4 (==INT_ARG_CNT/2) arguments into integer registers */
-#if defined(__DARWIN__)
- for (p = 0; p < 8; p++) {
- d = rd->argintregs[p];
- M_ILD(d, REG_SP, LA_SIZE + p * 4);
- }
-#else
- /* LINUX */
- /* Set integer and float argument registers vor trace_args call */
- /* offset to saved integer argument registers */
- stack_off = LA_SIZE + 4 * 8 + 4;
- for (p = 0; (p < 4) && (p < md->paramcount); p++) {
- t = md->paramtypes[p].type;
- if (IS_INT_LNG_TYPE(t)) {
- /* "stretch" int types */
- if (!IS_2_WORD_TYPE(t)) {
- M_CLR(rd->argintregs[2 * p]);
- M_ILD(rd->argintregs[2 * p + 1], REG_SP,stack_off);
- stack_off += 4;
- } else {
- M_ILD(rd->argintregs[2 * p + 1], REG_SP,stack_off + 4);
- M_ILD(rd->argintregs[2 * p], REG_SP,stack_off);
- stack_off += 8;
- }
- } else { /* Float/Dbl */
- if (!md->params[p].inmemory) { /* Param in Arg Reg */
- /* use reserved Place on Stack (sp + 5 * 16) to copy */
- /* float/double arg reg to int reg */
- s1 = rd->argfltregs[md->params[p].regoff];
- if (!IS_2_WORD_TYPE(t)) {
- M_FST(s1, REG_SP, 5 * 16);
- M_ILD(rd->argintregs[2 * p + 1], REG_SP, 5 * 16);
- M_CLR(rd->argintregs[2 * p]);
- } else {
- M_DST(s1, REG_SP, 5 * 16);
- M_ILD(rd->argintregs[2 * p + 1], REG_SP, 5 * 16 + 4);
- M_ILD(rd->argintregs[2 * p], REG_SP, 5 * 16);
- }
- }
- }
- }
-#endif
-
- /* put methodinfo pointer on Stackframe */
- p = dseg_addaddress(cd, m);
- M_ALD(REG_ITMP1, REG_PV, p);
-#if defined(__DARWIN__)
- M_AST(REG_ITMP1, REG_SP, LA_SIZE + TRACE_ARGS_NUM * 8);
-#else
- M_AST(REG_ITMP1, REG_SP, LA_SIZE + 4 * 8);
-#endif
- p = dseg_addaddress(cd, builtin_trace_args);
- M_ALD(REG_ITMP2, REG_PV, p);
- M_MTCTR(REG_ITMP2);
- M_JSR;
-
-#if defined(__DARWIN__)
- /* restore integer argument registers from the reserved stack space */
-
- stack_off = LA_SIZE;
- for (p = 0; p < md->paramcount && p < TRACE_ARGS_NUM;
- p++, stack_off += 8) {
- t = md->paramtypes[p].type;
-
- if (IS_INT_LNG_TYPE(t)) {
- if (!md->params[p].inmemory) {
- if (IS_2_WORD_TYPE(t)) {
- M_ILD(rd->argintregs[GET_HIGH_REG(md->params[p].regoff)]
- , REG_SP, stack_off);
- M_ILD(rd->argintregs[GET_LOW_REG(md->params[p].regoff)]
- , REG_SP, stack_off + 4);
- } else {
- M_ILD(rd->argintregs[md->params[p].regoff]
- , REG_SP, stack_off + 4);
- }
- }
- }
- }
-#else
- /* LINUX */
- for (p = 0; p < 8; p++) {
- d = rd->argintregs[p];
- /* save integer argument registers */
- M_ILD(d, REG_SP, LA_SIZE + 4 * 8 + 4 + p * 4);
- }
-#endif
-
- if (!nativestub)
- M_ILD(REG_ITMP3, REG_SP, LA_SIZE + TRACE_ARGS_NUM * 8 + 1 * 4);
-
- M_LDA(REG_SP, REG_SP, stack_size);
-
- if (!nativestub)
- M_MTLR(REG_ITMP3);
+ return code->entrypoint;
}