Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
- $Id: codegen.c 7693 2007-04-12 14:56:49Z michi $
-
*/
#include "vm/jit/powerpc/codegen.h"
#include "mm/memory.h"
+
+#include "native/localref.h"
#include "native/native.h"
-#if defined(ENABLE_THREADS)
-# include "threads/native/lock.h"
-#endif
+#include "threads/lock-common.h"
#include "vm/builtin.h"
#include "vm/exceptions.h"
#include "vm/jit/md.h"
#include "vm/jit/methodheader.h"
#include "vm/jit/parse.h"
-#include "vm/jit/patcher.h"
+#include "vm/jit/patcher-common.h"
#include "vm/jit/reg.h"
#include "vm/jit/replace.h"
#include "vm/jit/stacktrace.h"
/* space to save used callee saved registers */
savedregs_num += (INT_SAV_CNT - rd->savintreguse);
- savedregs_num += (FLT_SAV_CNT - rd->savfltreguse) * 2;
+ savedregs_num += (FLT_SAV_CNT - rd->savfltreguse);
cd->stackframesize = rd->memuse + savedregs_num;
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))
- cd->stackframesize += 3;
- else
- cd->stackframesize += 2;
- }
-
+ if (checksync && (m->flags & ACC_SYNCHRONIZED))
+ cd->stackframesize += 2;
#endif
/* create method header */
/* align stack to 16-bytes */
if (!jd->isleafmethod || JITDATA_HAS_FLAG_VERBOSECALL(jd))
- cd->stackframesize = (cd->stackframesize + 3) & ~3;
+ ALIGN_2(cd->stackframesize);
else if (jd->isleafmethod && (cd->stackframesize == LA_SIZE_IN_POINTERS))
cd->stackframesize = 0;
(void) dseg_add_unique_address(cd, code); /* CodeinfoPointer */
- (void) dseg_add_unique_s4(cd, cd->stackframesize * 4); /* FrameSize */
+ (void) dseg_add_unique_s4(cd, cd->stackframesize * 8); /* FrameSize */
#if defined(ENABLE_THREADS)
/* IsSync contains the offset relative to the stack pointer for the
*/
if (checksync && (m->flags & ACC_SYNCHRONIZED))
- (void) dseg_add_unique_s4(cd, (rd->memuse + 1) * 4);/* IsSync */
+ (void) dseg_add_unique_s4(cd, (rd->memuse + 1) * 8);/* IsSync */
else
#endif
(void) dseg_add_unique_s4(cd, 0); /* IsSync */
}
if (cd->stackframesize)
- M_STWU(REG_SP, REG_SP, -(cd->stackframesize * 4));
+ M_STWU(REG_SP, REG_SP, -(cd->stackframesize * 8));
/* save return address and used callee saved registers */
p = cd->stackframesize;
for (i = INT_SAV_CNT - 1; i >= rd->savintreguse; i--) {
- p--; M_IST(rd->savintregs[i], REG_SP, p * 4);
+ p--; M_IST(rd->savintregs[i], REG_SP, p * 8);
}
for (i = FLT_SAV_CNT - 1; i >= rd->savfltreguse; i--) {
- p -= 2; M_DST(rd->savfltregs[i], REG_SP, p * 4);
+ p--; M_DST(rd->savfltregs[i], REG_SP, p * 8);
}
/* take arguments out of register or stack frame */
continue;
var = VAR(varindex);
+ s1 = md->params[p].regoff;
- s1 = md->params[p].regoff;
- if (IS_INT_LNG_TYPE(t)) { /* integer args */
- if (IS_2_WORD_TYPE(t))
- s2 = PACK_REGS(rd->argintregs[GET_LOW_REG(s1)],
- rd->argintregs[GET_HIGH_REG(s1)]);
- else
- s2 = rd->argintregs[s1];
- if (!md->params[p].inmemory) { /* register arguments */
- if (!IS_INMEMORY(var->flags)) { /* reg arg -> register */
+ if (IS_INT_LNG_TYPE(t)) {
+ if (!md->params[p].inmemory) {
+ if (!IS_INMEMORY(var->flags)) {
if (IS_2_WORD_TYPE(t))
- M_LNGMOVE(s2, var->vv.regoff);
+ M_LNGMOVE(s1, var->vv.regoff);
else
- M_INTMOVE(s2, var->vv.regoff);
-
- } else { /* reg arg -> spilled */
+ M_INTMOVE(s1, var->vv.regoff);
+ }
+ else {
if (IS_2_WORD_TYPE(t))
- M_LST(s2, REG_SP, var->vv.regoff * 4);
+ M_LST(s1, REG_SP, var->vv.regoff);
else
- M_IST(s2, REG_SP, var->vv.regoff * 4);
+ M_IST(s1, REG_SP, var->vv.regoff);
}
-
- } else { /* stack arguments */
- if (!IS_INMEMORY(var->flags)) { /* stack arg -> register */
+ }
+ else {
+ if (!IS_INMEMORY(var->flags)) {
if (IS_2_WORD_TYPE(t))
- M_LLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1) * 4);
+ M_LLD(var->vv.regoff, REG_SP, cd->stackframesize * 8 + s1);
else
- M_ILD(var->vv.regoff, REG_SP, (cd->stackframesize + s1) * 4);
-
- } else { /* stack arg -> spilled */
+ M_ILD(var->vv.regoff, REG_SP, cd->stackframesize * 8 + s1);
+ }
+ else {
#if 1
- M_ILD(REG_ITMP1, REG_SP, (cd->stackframesize + s1) * 4);
- M_IST(REG_ITMP1, REG_SP, var->vv.regoff * 4);
+ M_ILD(REG_ITMP1, REG_SP, cd->stackframesize * 8 + s1);
+ M_IST(REG_ITMP1, REG_SP, var->vv.regoff);
if (IS_2_WORD_TYPE(t)) {
- M_ILD(REG_ITMP1, REG_SP, (cd->stackframesize + s1) * 4 +4);
- M_IST(REG_ITMP1, REG_SP, var->vv.regoff * 4 + 4);
+ M_ILD(REG_ITMP1, REG_SP, cd->stackframesize * 8 + s1 + 4);
+ M_IST(REG_ITMP1, REG_SP, var->vv.regoff + 4);
}
#else
/* Reuse Memory Position on Caller Stack */
- var->vv.regoff = cd->stackframesize + s1;
+ var->vv.regoff = cd->stackframesize * 8 + s1;
#endif
}
}
-
- } else { /* floating args */
- if (!md->params[p].inmemory) { /* register arguments */
- s2 = rd->argfltregs[s1];
- if (!IS_INMEMORY(var->flags)) { /* reg arg -> register */
- M_FLTMOVE(s2, var->vv.regoff);
-
- } else { /* reg arg -> spilled */
- if (IS_2_WORD_TYPE(t))
- M_DST(s2, REG_SP, var->vv.regoff * 4);
- else
- M_FST(s2, REG_SP, var->vv.regoff * 4);
- }
-
- } else { /* stack arguments */
- if (!IS_INMEMORY(var->flags)) { /* stack-arg -> register */
- if (IS_2_WORD_TYPE(t))
- M_DLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1) * 4);
-
- else
- M_FLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1) * 4);
-
- } else { /* stack-arg -> spilled */
+ }
+ else {
+ if (!md->params[p].inmemory) {
+ if (!IS_INMEMORY(var->flags))
+ M_FLTMOVE(s1, var->vv.regoff);
+ else
+ M_DST(s1, REG_SP, var->vv.regoff);
+ }
+ else {
+ if (!IS_INMEMORY(var->flags))
+ M_DLD(var->vv.regoff, REG_SP, cd->stackframesize * 8 + s1);
+ else {
#if 1
- if (IS_2_WORD_TYPE(t)) {
- M_DLD(REG_FTMP1, REG_SP, (cd->stackframesize + s1) * 4);
- M_DST(REG_FTMP1, REG_SP, var->vv.regoff * 4);
- var->vv.regoff = cd->stackframesize + s1;
-
- } else {
- M_FLD(REG_FTMP1, REG_SP, (cd->stackframesize + s1) * 4);
- M_FST(REG_FTMP1, REG_SP, var->vv.regoff * 4);
- }
+ M_DLD(REG_FTMP1, REG_SP, cd->stackframesize * 8 + s1);
+ M_DST(REG_FTMP1, REG_SP, var->vv.regoff);
#else
/* Reuse Memory Position on Caller Stack */
- var->vv.regoff = cd->stackframesize + s1;
+ var->vv.regoff = cd->stackframesize * 8 + s1;
#endif
}
}
}
- } /* end for */
+ }
#if defined(ENABLE_THREADS)
/* call monitorenter function */
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);
+ M_IST(abi_registers_integer_argument[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);
+ M_DST(abi_registers_float_argument[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;
+ s1 += LA_SIZE_IN_POINTERS + ARG_CNT;
}
# endif
- p = dseg_add_functionptr(cd, LOCK_monitor_enter);
- M_ALD(REG_ITMP3, REG_PV, p);
+ disp = dseg_add_functionptr(cd, LOCK_monitor_enter);
+ M_ALD(REG_ITMP3, REG_PV, disp);
M_MTCTR(REG_ITMP3);
/* get or test the lock object */
if (m->flags & ACC_STATIC) {
- p = dseg_add_address(cd, &m->class->object.header);
- M_ALD(REG_A0, REG_PV, p);
+ disp = dseg_add_address(cd, &m->class->object.header);
+ M_ALD(REG_A0, REG_PV, disp);
}
else {
M_TST(REG_A0);
M_ALD_INTERN(REG_ZERO, REG_ZERO, EXCEPTION_HARDWARE_NULLPOINTER);
}
- M_AST(REG_A0, REG_SP, s1 * 4);
+ M_AST(REG_A0, REG_SP, s1 * 8);
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);
+ M_ILD(abi_registers_integer_argument[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_DLD(abi_registers_float_argument[p], REG_SP, LA_SIZE + (INT_ARG_CNT + p) * 8);
M_AADD_IMM(REG_SP, (LA_SIZE_IN_POINTERS + ARG_CNT) * 8, REG_SP);
}
disp = dseg_add_unique_address(cd, cr);
- codegen_addpatchref(cd, PATCHER_resolve_classref_to_classinfo,
+ patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_classinfo,
cr, disp);
}
else
case ICMD_COPY:
case ICMD_MOVE:
- emit_copy(jd, iptr, VAROP(iptr->s1), VAROP(iptr->dst));
+ emit_copy(jd, iptr);
break;
case ICMD_ASTORE:
if (!(iptr->flags.bits & INS_FLAG_RETADDR))
- emit_copy(jd, iptr, VAROP(iptr->s1), VAROP(iptr->dst));
+ emit_copy(jd, iptr);
break;
case ICMD_LDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
case ICMD_LREM: /* ..., val1, val2 ==> ..., val1 % val2 */
- bte = iptr->sx.s23.s3.bte;
- md = bte->md;
+ s1 = emit_load_s1(jd, iptr, REG_A0_A1_PACKED);
+ s2 = emit_load_s2(jd, iptr, REG_A2_A3_PACKED);
- s2 = emit_load_s2(jd, iptr, REG_ITMP12_PACKED);
+ /* XXX TODO: only do this if arithmetic check is really done! */
M_OR_TST(GET_HIGH_REG(s2), GET_LOW_REG(s2), REG_ITMP3);
/* XXX could be optimized */
emit_arithmetic_check(cd, iptr, REG_ITMP3);
+ bte = iptr->sx.s23.s3.bte;
disp = dseg_add_functionptr(cd, bte->fp);
M_ALD(REG_ITMP3, REG_PV, disp);
M_MTCTR(REG_ITMP3);
- s3 = PACK_REGS(rd->argintregs[GET_LOW_REG(md->params[1].regoff)],
- rd->argintregs[GET_HIGH_REG(md->params[1].regoff)]);
- M_LNGMOVE(s2, s3);
-
- s1 = emit_load_s1(jd, iptr, 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_LNGMOVE(s1, REG_A0_A1_PACKED);
+ M_LNGMOVE(s2, REG_A2_A3_PACKED);
M_JSR;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
/* implicit null-pointer check */
- M_ILD(d, s1, OFFSET(java_arrayheader, size));
+ M_ILD(d, s1, OFFSET(java_array_t, size));
emit_store_dst(jd, iptr, d);
break;
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- M_IADD_IMM(s2, OFFSET(java_bytearray, data[0]), REG_ITMP2);
+ M_IADD_IMM(s2, OFFSET(java_bytearray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_LBZX(d, s1, REG_ITMP2);
M_BSEXT(d, d);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SLL_IMM(s2, 1, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_chararray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_chararray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_LHZX(d, s1, REG_ITMP2);
emit_store_dst(jd, iptr, d);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SLL_IMM(s2, 1, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_shortarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_shortarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_LHAX(d, s1, REG_ITMP2);
emit_store_dst(jd, iptr, d);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SLL_IMM(s2, 2, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_intarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_intarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_LWZX(d, s1, REG_ITMP2);
emit_store_dst(jd, iptr, d);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SLL_IMM(s2, 3, REG_ITMP2);
M_IADD(s1, REG_ITMP2, REG_ITMP2);
- M_LLD_INTERN(d, REG_ITMP2, OFFSET(java_longarray, data[0]));
+ M_LLD_INTERN(d, REG_ITMP2, OFFSET(java_longarray_t, data[0]));
emit_store_dst(jd, iptr, d);
break;
d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SLL_IMM(s2, 2, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_floatarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_floatarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_LFSX(d, s1, REG_ITMP2);
emit_store_dst(jd, iptr, d);
d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SLL_IMM(s2, 3, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_doublearray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_doublearray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_LFDX(d, s1, REG_ITMP2);
emit_store_dst(jd, iptr, d);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SLL_IMM(s2, 2, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_objectarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_objectarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_LWZX(d, s1, REG_ITMP2);
emit_store_dst(jd, iptr, d);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
- M_IADD_IMM(s2, OFFSET(java_bytearray, data[0]), REG_ITMP2);
+ M_IADD_IMM(s2, OFFSET(java_bytearray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STBX(s3, s1, REG_ITMP2);
break;
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_SLL_IMM(s2, 1, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_chararray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_chararray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STHX(s3, s1, REG_ITMP2);
break;
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_SLL_IMM(s2, 1, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_shortarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_shortarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STHX(s3, s1, REG_ITMP2);
break;
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_SLL_IMM(s2, 2, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_intarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_intarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STWX(s3, s1, REG_ITMP2);
break;
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3_high(jd, iptr, REG_ITMP3);
M_SLL_IMM(s2, 3, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_longarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_longarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STWX(s3, s1, REG_ITMP2);
M_IADD_IMM(REG_ITMP2, 4, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_FTMP3);
M_SLL_IMM(s2, 2, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_floatarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_floatarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STFSX(s3, s1, REG_ITMP2);
break;
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_FTMP3);
M_SLL_IMM(s2, 3, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_doublearray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_doublearray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STFDX(s3, s1, REG_ITMP2);
break;
s3 = emit_load_s3(jd, iptr, REG_A1);
/* XXX what if array is NULL */
- disp = dseg_add_functionptr(cd, BUILTIN_canstore);
+ disp = dseg_add_functionptr(cd, BUILTIN_FAST_canstore);
M_ALD(REG_ITMP3, REG_PV, disp);
M_MTCTR(REG_ITMP3);
M_INTMOVE(s3, REG_A1);
M_JSR;
- emit_exception_check(cd, iptr);
+ emit_arraystore_check(cd, iptr);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_SLL_IMM(s2, 2, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_objectarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_objectarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STWX(s3, s1, REG_ITMP2);
break;
fieldtype = uf->fieldref->parseddesc.fd->type;
disp = dseg_add_unique_address(cd, uf);
- codegen_addpatchref(cd, PATCHER_get_putstatic, uf, disp);
+ patcher_add_patch_ref(jd, PATCHER_get_putstatic, uf, disp);
}
else {
fi = iptr->sx.s23.s3.fmiref->p.field;
fieldtype = fi->type;
- disp = dseg_add_address(cd, &(fi->value));
+ disp = dseg_add_address(cd, fi->value);
if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class))
- codegen_addpatchref(cd, PATCHER_initialize_class,
+ patcher_add_patch_ref(jd, PATCHER_initialize_class,
fi->class, disp);
}
fieldtype = uf->fieldref->parseddesc.fd->type;
disp = dseg_add_unique_address(cd, uf);
- codegen_addpatchref(cd, PATCHER_get_putstatic, uf, disp);
+ patcher_add_patch_ref(jd, PATCHER_get_putstatic, uf, disp);
}
else {
fi = iptr->sx.s23.s3.fmiref->p.field;
fieldtype = fi->type;
- disp = dseg_add_address(cd, &(fi->value));
+ disp = dseg_add_address(cd, fi->value);
if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class))
- codegen_addpatchref(cd, PATCHER_initialize_class,
+ patcher_add_patch_ref(jd, PATCHER_initialize_class,
fi->class, disp);
}
fieldtype = uf->fieldref->parseddesc.fd->type;
disp = 0;
- codegen_addpatchref(cd, PATCHER_get_putfield, uf, 0);
+ patcher_add_patch_ref(jd, PATCHER_get_putfield, uf, 0);
}
else {
fi = iptr->sx.s23.s3.fmiref->p.field;
s2 = emit_load_s2(jd, iptr, REG_FTMP2);
if (INSTRUCTION_IS_UNRESOLVED(iptr))
- codegen_addpatchref(cd, PATCHER_get_putfield, uf, 0);
+ patcher_add_patch_ref(jd, PATCHER_get_putfield, uf, 0);
/* implicit null-pointer check */
switch (fieldtype) {
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
unresolved_class *uc = iptr->sx.s23.s2.uc;
- codegen_addpatchref(cd, PATCHER_resolve_class, uc, 0);
+ patcher_add_patch_ref(jd, PATCHER_resolve_class, uc, 0);
}
#endif /* ENABLE_VERIFIER */
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
unresolved_class *uc = iptr->sx.s23.s2.uc;
- codegen_addpatchref(cd, PATCHER_resolve_class, uc, 0);
+ patcher_add_patch_ref(jd, PATCHER_resolve_class, uc, 0);
}
#endif /* ENABLE_VERIFIER */
goto nowperformreturn;
switch (iptr->opc) {
case ICMD_LRETURN:
- M_IST(REG_RESULT2, REG_SP, rd->memuse * 4 + 8);
+ M_IST(REG_RESULT2, REG_SP, rd->memuse * 8 + 8);
/* fall through */
case ICMD_IRETURN:
case ICMD_ARETURN:
- M_IST(REG_RESULT , REG_SP, rd->memuse * 4 + 4);
+ M_IST(REG_RESULT , REG_SP, rd->memuse * 8 + 4);
break;
case ICMD_FRETURN:
- M_FST(REG_FRESULT, REG_SP, rd->memuse * 4 + 4);
- break;
case ICMD_DRETURN:
- M_DST(REG_FRESULT, REG_SP, rd->memuse * 4 + 4);
+ M_DST(REG_FRESULT, REG_SP, rd->memuse * 8 + 4);
break;
}
- M_ALD(REG_A0, REG_SP, rd->memuse * 4);
+ M_ALD(REG_A0, REG_SP, rd->memuse * 8);
M_JSR;
/* and now restore the proper return value */
switch (iptr->opc) {
case ICMD_LRETURN:
- M_ILD(REG_RESULT2, REG_SP, rd->memuse * 4 + 8);
+ M_ILD(REG_RESULT2, REG_SP, rd->memuse * 8 + 8);
/* fall through */
case ICMD_IRETURN:
case ICMD_ARETURN:
- M_ILD(REG_RESULT , REG_SP, rd->memuse * 4 + 4);
+ M_ILD(REG_RESULT , REG_SP, rd->memuse * 8 + 4);
break;
case ICMD_FRETURN:
- M_FLD(REG_FRESULT, REG_SP, rd->memuse * 4 + 4);
- break;
case ICMD_DRETURN:
- M_DLD(REG_FRESULT, REG_SP, rd->memuse * 4 + 4);
+ M_DLD(REG_FRESULT, REG_SP, rd->memuse * 8 + 4);
break;
}
}
/* ATTENTION: Don't use REG_ZERO (r0) here, as M_ALD
may have a displacement overflow. */
- M_ALD(REG_ITMP1, REG_SP, p * 4 + LA_LR_OFFSET);
+ M_ALD(REG_ITMP1, REG_SP, p * 8 + LA_LR_OFFSET);
M_MTLR(REG_ITMP1);
}
/* restore saved registers */
for (i = INT_SAV_CNT - 1; i >= rd->savintreguse; i--) {
- p--; M_ILD(rd->savintregs[i], REG_SP, p * 4);
+ p--; M_ILD(rd->savintregs[i], REG_SP, p * 8);
}
for (i = FLT_SAV_CNT - 1; i >= rd->savfltreguse; i--) {
- p -= 2; M_DLD(rd->savfltregs[i], REG_SP, p * 4);
+ p--; M_DLD(rd->savfltregs[i], REG_SP, p * 8);
}
/* deallocate stack */
if (cd->stackframesize)
- M_LDA(REG_SP, REG_SP, cd->stackframesize * 4);
+ M_LDA(REG_SP, REG_SP, cd->stackframesize * 8);
M_RET;
ALIGNCODENOP;
case ICMD_BUILTIN: /* ..., [arg1, [arg2 ...]] ==> ... */
+ REPLACEMENT_POINT_FORGC_BUILTIN(cd, iptr);
+
bte = iptr->sx.s23.s3.bte;
md = bte->md;
goto gen_method;
for (s3 = s3 - 1; s3 >= 0; s3--) {
var = VAR(iptr->sx.s23.s2.args[s3]);
+ d = md->params[s3].regoff;
/* Already Preallocated? */
if (var->flags & PREALLOC)
if (IS_INT_LNG_TYPE(var->type)) {
if (!md->params[s3].inmemory) {
if (IS_2_WORD_TYPE(var->type)) {
- s1 = PACK_REGS(
- rd->argintregs[GET_LOW_REG(md->params[s3].regoff)],
- rd->argintregs[GET_HIGH_REG(md->params[s3].regoff)]);
- d = emit_load(jd, iptr, var, s1);
- M_LNGMOVE(d, s1);
+ s1 = emit_load(jd, iptr, var, d);
+ M_LNGMOVE(s1, d);
}
else {
- s1 = rd->argintregs[md->params[s3].regoff];
- d = emit_load(jd, iptr, var, s1);
- M_INTMOVE(d, s1);
+ s1 = emit_load(jd, iptr, var, d);
+ M_INTMOVE(s1, d);
}
}
else {
if (IS_2_WORD_TYPE(var->type)) {
- d = emit_load(jd, iptr, var, REG_ITMP12_PACKED);
- M_LST(d, REG_SP, md->params[s3].regoff * 4);
+ s1 = emit_load(jd, iptr, var, REG_ITMP12_PACKED);
+ M_LST(s1, REG_SP, d);
}
else {
- d = emit_load(jd, iptr, var, REG_ITMP1);
- M_IST(d, REG_SP, md->params[s3].regoff * 4);
+ s1 = emit_load(jd, iptr, var, REG_ITMP1);
+ M_IST(s1, REG_SP, d);
}
}
}
else {
if (!md->params[s3].inmemory) {
- s1 = rd->argfltregs[md->params[s3].regoff];
- d = emit_load(jd, iptr, var, s1);
- M_FLTMOVE(d, s1);
+ s1 = emit_load(jd, iptr, var, d);
+ M_FLTMOVE(s1, d);
}
else {
- d = emit_load(jd, iptr, var, REG_FTMP1);
- if (IS_2_WORD_TYPE(var->type))
- M_DST(d, REG_SP, md->params[s3].regoff * 4);
- else
- M_FST(d, REG_SP, md->params[s3].regoff * 4);
+ s1 = emit_load(jd, iptr, var, REG_FTMP1);
+ M_DST(s1, REG_SP, d);
}
}
}
switch (iptr->opc) {
case ICMD_BUILTIN:
- disp = dseg_add_functionptr(cd, bte->fp);
+ if (bte->stub == NULL)
+ disp = dseg_add_functionptr(cd, bte->fp);
+ else
+ disp = dseg_add_functionptr(cd, bte->stub);
M_ALD(REG_PV, REG_PV, disp); /* pointer to built-in-function */
M_MTCTR(REG_PV);
M_JSR;
REPLACEMENT_POINT_INVOKE_RETURN(cd, iptr);
+ REPLACEMENT_POINT_FORGC_BUILTIN_RETURN(cd, iptr);
disp = (s4) (cd->mcodeptr - cd->mcodebase);
M_MFLR(REG_ITMP1);
M_LDA(REG_PV, REG_ITMP1, -disp);
if (lm == NULL) {
disp = dseg_add_unique_address(cd, um);
- codegen_addpatchref(cd, PATCHER_invokestatic_special,
+ patcher_add_patch_ref(jd, PATCHER_invokestatic_special,
um, disp);
}
else
case ICMD_INVOKEVIRTUAL:
if (lm == NULL) {
- codegen_addpatchref(cd, PATCHER_invokevirtual, um, 0);
+ patcher_add_patch_ref(jd, PATCHER_invokevirtual, um, 0);
s1 = 0;
}
}
/* implicit null-pointer check */
- M_ALD(REG_METHODPTR, REG_A0, OFFSET(java_objectheader, vftbl));
+ M_ALD(REG_METHODPTR, REG_A0, OFFSET(java_object_t, vftbl));
M_ALD(REG_PV, REG_METHODPTR, s1);
/* generate the actual call */
case ICMD_INVOKEINTERFACE:
if (lm == NULL) {
- codegen_addpatchref(cd, PATCHER_invokeinterface, um, 0);
+ patcher_add_patch_ref(jd, PATCHER_invokeinterface, um, 0);
s1 = 0;
s2 = 0;
}
/* implicit null-pointer check */
- M_ALD(REG_METHODPTR, REG_A0, OFFSET(java_objectheader, vftbl));
+ M_ALD(REG_METHODPTR, REG_A0, OFFSET(java_object_t, vftbl));
M_ALD(REG_METHODPTR, REG_METHODPTR, s1);
M_ALD(REG_PV, REG_METHODPTR, s2);
case ICMD_CHECKCAST: /* ..., objectref ==> ..., objectref */
- /* val.a: (classinfo*) superclass */
-
- /* superclass is an interface:
- *
- * OK if ((sub == NULL) ||
- * (sub->vftbl->interfacetablelength > super->index) &&
- * (sub->vftbl->interfacetable[-super->index] != NULL));
- *
- * superclass is a class:
- *
- * OK if ((sub == NULL) || (0
- * <= (sub->vftbl->baseval - super->vftbl->baseval) <=
- * super->vftbl->diffvall));
- */
if (!(iptr->flags.bits & INS_FLAG_ARRAY)) {
/* object type cast-check */
superindex = super->index;
}
-#if defined(ENABLE_THREADS)
- codegen_threadcritrestart(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+ if ((super == NULL) || !(super->flags & ACC_INTERFACE))
+ CODEGEN_CRITICAL_SECTION_NEW;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
disp = dseg_add_unique_s4(cd, 0); /* super->flags */
- codegen_addpatchref(cd,
+ patcher_add_patch_ref(jd,
PATCHER_resolve_classref_to_flags,
iptr->sx.s23.s3.c.ref,
disp);
if ((super == NULL) || (super->flags & ACC_INTERFACE)) {
if (super == NULL) {
- codegen_addpatchref(cd,
+ patcher_add_patch_ref(jd,
PATCHER_checkcast_interface,
iptr->sx.s23.s3.c.ref,
0);
emit_label_beq(cd, BRANCH_LABEL_3);
}
- M_ALD(REG_ITMP2, s1, OFFSET(java_objectheader, vftbl));
+ M_ALD(REG_ITMP2, s1, OFFSET(java_object_t, vftbl));
M_ILD(REG_ITMP3, REG_ITMP2, OFFSET(vftbl_t, interfacetablelength));
M_LDATST(REG_ITMP3, REG_ITMP3, -superindex);
emit_classcast_check(cd, iptr, BRANCH_LE, REG_ITMP3, s1);
disp = dseg_add_unique_address(cd, NULL);
- codegen_addpatchref(cd, PATCHER_resolve_classref_to_vftbl,
+ patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_vftbl,
iptr->sx.s23.s3.c.ref,
disp);
}
emit_label_beq(cd, BRANCH_LABEL_5);
}
- M_ALD(REG_ITMP2, s1, OFFSET(java_objectheader, vftbl));
-#if defined(ENABLE_THREADS)
- codegen_threadcritstart(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+ M_ALD(REG_ITMP2, s1, OFFSET(java_object_t, vftbl));
+
+ CODEGEN_CRITICAL_SECTION_START;
+
M_ILD(REG_ITMP3, REG_ITMP2, OFFSET(vftbl_t, baseval));
M_ALD(REG_ITMP2, REG_PV, disp);
if (s1 != REG_ITMP1) {
M_ILD(REG_ITMP1, REG_ITMP2, OFFSET(vftbl_t, baseval));
M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, diffval));
-#if defined(ENABLE_THREADS)
- codegen_threadcritstop(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+
+ CODEGEN_CRITICAL_SECTION_END;
+
M_ISUB(REG_ITMP3, REG_ITMP1, REG_ITMP3);
}
else {
M_ISUB(REG_ITMP3, REG_ITMP2, REG_ITMP3);
M_ALD(REG_ITMP2, REG_PV, disp);
M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, diffval));
-#if defined(ENABLE_THREADS)
- codegen_threadcritstop(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+
+ CODEGEN_CRITICAL_SECTION_END;
}
M_CMPU(REG_ITMP3, REG_ITMP2);
emit_classcast_check(cd, iptr, BRANCH_GT, REG_ITMP3, s1);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
disp = dseg_add_unique_address(cd, NULL);
- codegen_addpatchref(cd, PATCHER_resolve_classref_to_classinfo,
+ patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_classinfo,
iptr->sx.s23.s3.c.ref,
disp);
}
break;
case ICMD_INSTANCEOF: /* ..., objectref ==> ..., intresult */
- /* val.a: (classinfo*) superclass */
-
- /* superclass is an interface:
- *
- * return (sub != NULL) &&
- * (sub->vftbl->interfacetablelength > super->index) &&
- * (sub->vftbl->interfacetable[-super->index] != NULL);
- *
- * superclass is a class:
- *
- * return ((sub != NULL) && (0
- * <= (sub->vftbl->baseval - super->vftbl->baseval) <=
- * super->vftbl->diffvall));
- */
{
classinfo *super;
superindex = super->index;
}
-#if defined(ENABLE_THREADS)
- codegen_threadcritrestart(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+ if ((super == NULL) || !(super->flags & ACC_INTERFACE))
+ CODEGEN_CRITICAL_SECTION_NEW;
+
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
disp = dseg_add_unique_s4(cd, 0); /* super->flags */
- codegen_addpatchref(cd, PATCHER_resolve_classref_to_flags,
+ patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_flags,
iptr->sx.s23.s3.c.ref, disp);
M_ILD(REG_ITMP3, REG_PV, disp);
if ((super == NULL) || (super->flags & ACC_INTERFACE)) {
if (super == NULL) {
- codegen_addpatchref(cd,
+ patcher_add_patch_ref(jd,
PATCHER_instanceof_interface,
iptr->sx.s23.s3.c.ref, 0);
}
emit_label_beq(cd, BRANCH_LABEL_3);
}
- M_ALD(REG_ITMP1, s1, OFFSET(java_objectheader, vftbl));
+ M_ALD(REG_ITMP1, s1, OFFSET(java_object_t, vftbl));
M_ILD(REG_ITMP3, REG_ITMP1, OFFSET(vftbl_t, interfacetablelength));
M_LDATST(REG_ITMP3, REG_ITMP3, -superindex);
M_BLE(4);
disp = dseg_add_unique_address(cd, NULL);
- codegen_addpatchref(cd, PATCHER_resolve_classref_to_vftbl,
+ patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_vftbl,
iptr->sx.s23.s3.c.ref,
disp);
}
emit_label_beq(cd, BRANCH_LABEL_5);
}
- M_ALD(REG_ITMP1, s1, OFFSET(java_objectheader, vftbl));
+ M_ALD(REG_ITMP1, s1, OFFSET(java_object_t, vftbl));
M_ALD(REG_ITMP2, REG_PV, disp);
-#if defined(ENABLE_THREADS)
- codegen_threadcritstart(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+
+ CODEGEN_CRITICAL_SECTION_START;
+
M_ILD(REG_ITMP1, REG_ITMP1, OFFSET(vftbl_t, baseval));
M_ILD(REG_ITMP3, REG_ITMP2, OFFSET(vftbl_t, baseval));
M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, diffval));
-#if defined(ENABLE_THREADS)
- codegen_threadcritstop(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+
+ CODEGEN_CRITICAL_SECTION_END;
+
M_ISUB(REG_ITMP1, REG_ITMP3, REG_ITMP1);
M_CMPU(REG_ITMP1, REG_ITMP2);
M_CLR(d);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
disp = dseg_add_unique_address(cd, NULL);
- codegen_addpatchref(cd, PATCHER_resolve_classref_to_classinfo,
+ patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_classinfo,
iptr->sx.s23.s3.c.ref, disp);
}
else
dseg_createlinenumbertable(cd);
- /* generate stubs */
+ /* generate traps */
- emit_patcher_stubs(jd);
- REPLACEMENT_EMIT_STUBS(jd);
+ emit_patcher_traps(jd);
/* everything's ok */
}
+/* codegen_emit_stub_builtin ***************************************************
+
+ Creates a stub routine which calls a builtin function.
+
+*******************************************************************************/
+
+void codegen_emit_stub_builtin(jitdata *jd, builtintable_entry *bte)
+{
+ codeinfo *code;
+ codegendata *cd;
+ methoddesc *md;
+ int i;
+ int s1;
+ int disp;
+
+ /* get required compiler data */
+
+ code = jd->code;
+ cd = jd->cd;
+
+ md = bte->md;
+
+ /* calculate stackframe size */
+
+ cd->stackframesize =
+ sizeof(stackframeinfo) / SIZEOF_VOID_P +
+ 2 + /* 4 stackframeinfo arguments (darwin)*/
+ md->paramcount;
+
+ /* Keep stack 16-byte aligned. */
+
+ ALIGN_2(cd->stackframesize);
+
+ /* create method header */
+
+ (void) dseg_add_unique_address(cd, code); /* CodeinfoPointer */
+ (void) dseg_add_unique_s4(cd, cd->stackframesize * 8); /* 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_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, -(cd->stackframesize * 8));
+
+#if defined(ENABLE_GC_CACAO)
+ /* Save callee saved integer registers in stackframeinfo (GC may
+ need to recover them during a collection). */
+
+ disp = cd->stackframesize * 8 - sizeof(stackframeinfo) +
+ OFFSET(stackframeinfo, intregs);
+
+ for (i = 0; i < INT_SAV_CNT; i++)
+ M_AST(abi_registers_integer_saved[i], REG_SP, disp + i * 4);
+#endif
+
+ /* Save integer and float argument registers. */
+
+ for (i = 0; i < md->paramcount; i++) {
+ if (!md->params[i].inmemory) {
+ s1 = md->params[i].regoff;
+
+ switch (md->paramtypes[i].type) {
+ case TYPE_INT:
+ case TYPE_ADR:
+ M_IST(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
+ break;
+ case TYPE_LNG:
+ M_LST(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
+ break;
+ case TYPE_FLT:
+ case TYPE_DBL:
+ M_DST(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
+ break;
+ }
+ }
+ }
+
+ /* create dynamic stack info */
+
+ M_AADD_IMM(REG_SP, cd->stackframesize * 8, REG_A0);
+ M_MOV(REG_PV, REG_A1);
+ M_AADD_IMM(REG_SP, cd->stackframesize * 8, REG_A2);
+ M_ALD(REG_A3, REG_SP, cd->stackframesize * 8 + LA_LR_OFFSET);
+ disp = dseg_add_functionptr(cd, codegen_stub_builtin_enter);
+ M_ALD(REG_ITMP1, REG_PV, disp);
+ M_MTCTR(REG_ITMP1);
+ M_JSR;
+
+ /* Restore integer and float argument registers. */
+
+ for (i = 0; i < md->paramcount; i++) {
+ if (!md->params[i].inmemory) {
+ s1 = md->params[i].regoff;
+
+ switch (md->paramtypes[i].type) {
+ case TYPE_INT:
+ case TYPE_ADR:
+ M_ILD(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
+ break;
+ case TYPE_LNG:
+ M_LLD(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
+ break;
+ case TYPE_FLT:
+ case TYPE_DBL:
+ M_DLD(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
+ break;
+ }
+ }
+ }
+
+ /* call the builtin function */
+
+ disp = dseg_add_functionptr(cd, bte->fp);
+ M_ALD(REG_ITMP3, REG_PV, disp);
+ M_MTCTR(REG_ITMP3);
+ M_JSR;
+
+ /* save return value */
+
+ switch (md->returntype.type) {
+ case TYPE_INT:
+ case TYPE_ADR:
+ M_IST(REG_RESULT, REG_SP, LA_SIZE + 1 * 8);
+ break;
+ case TYPE_LNG:
+ M_LST(REG_RESULT_PACKED, REG_SP, LA_SIZE + 1 * 8);
+ break;
+ case TYPE_FLT:
+ case TYPE_DBL:
+ M_DST(REG_FRESULT, REG_SP, LA_SIZE + 1 * 8);
+ break;
+ case TYPE_VOID:
+ break;
+ }
+
+ /* remove native stackframe info */
+
+ M_AADD_IMM(REG_SP, cd->stackframesize * 8, REG_A0);
+ disp = dseg_add_functionptr(cd, codegen_stub_builtin_exit);
+ M_ALD(REG_ITMP1, REG_PV, disp);
+ M_MTCTR(REG_ITMP1);
+ M_JSR;
+
+ /* restore return value */
+
+ switch (md->returntype.type) {
+ case TYPE_INT:
+ case TYPE_ADR:
+ M_ILD(REG_RESULT, REG_SP, LA_SIZE + 1 * 8);
+ break;
+ case TYPE_LNG:
+ M_LLD(REG_RESULT_PACKED, REG_SP, LA_SIZE + 1 * 8);
+ break;
+ case TYPE_FLT:
+ case TYPE_DBL:
+ M_DLD(REG_FRESULT, REG_SP, LA_SIZE + 1 * 8);
+ break;
+ case TYPE_VOID:
+ break;
+ }
+
+#if defined(ENABLE_GC_CACAO)
+ /* Restore callee saved integer registers from stackframeinfo (GC
+ might have modified them during a collection). */
+
+ disp = cd->stackframesize * 8 - sizeof(stackframeinfo) +
+ OFFSET(stackframeinfo, intregs);
+
+ for (i = 0; i < INT_SAV_CNT; i++)
+ M_ALD(abi_registers_integer_saved[i], REG_SP, disp + i * 4);
+#endif
+
+ /* remove stackframe */
+
+ M_ALD(REG_ITMP2_XPC, REG_SP, cd->stackframesize * 8 + LA_LR_OFFSET);
+ M_MTLR(REG_ITMP2_XPC);
+ M_LDA(REG_SP, REG_SP, cd->stackframesize * 8);
+
+ M_RET;
+}
+
+
/* codegen_emit_stub_native ****************************************************
Emits a stub routine which calls a native method.
void codegen_emit_stub_native(jitdata *jd, methoddesc *nmd, functionptr f)
{
- methodinfo *m;
- codeinfo *code;
- codegendata *cd;
- registerdata *rd;
- methoddesc *md;
- s4 nativeparams;
- s4 i, j; /* count variables */
- s4 t;
- s4 s1, s2, disp;
- s4 funcdisp;
+ methodinfo *m;
+ codeinfo *code;
+ codegendata *cd;
+ methoddesc *md;
+ s4 nativeparams;
+ s4 i, j; /* count variables */
+ s4 t;
+ s4 s1, s2, disp;
+ s4 funcdisp;
/* get required compiler data */
m = jd->m;
code = jd->code;
cd = jd->cd;
- rd = jd->rd;
/* set some variables */
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->paramcount +
nmd->memuse;
/* keep stack 16-byte aligned */
- cd->stackframesize = (cd->stackframesize + 3) & ~3;
+ ALIGN_2(cd->stackframesize);
/* create method header */
(void) dseg_add_unique_address(cd, code); /* CodeinfoPointer */
- (void) dseg_add_unique_s4(cd, cd->stackframesize * 4); /* FrameSize */
+ (void) dseg_add_unique_s4(cd, cd->stackframesize * 8); /* 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 */
M_MFLR(REG_ZERO);
M_AST_INTERN(REG_ZERO, REG_SP, LA_LR_OFFSET);
- M_STWU(REG_SP, REG_SP, -(cd->stackframesize * 4));
+ M_STWU(REG_SP, REG_SP, -(cd->stackframesize * 8));
/* get function address (this must happen before the stackframeinfo) */
funcdisp = dseg_add_functionptr(cd, f);
-#if !defined(WITH_STATIC_CLASSPATH)
if (f == NULL)
- codegen_addpatchref(cd, PATCHER_resolve_native_function, m, funcdisp);
-#endif
-
- /* emit trace code */
-
- emit_verbosecall_enter(jd);
+ patcher_add_patch_ref(jd, PATCHER_resolve_native_function, m, funcdisp);
#if defined(ENABLE_GC_CACAO)
/* Save callee saved integer registers in stackframeinfo (GC may
need to recover them during a collection). */
- disp = cd->stackframesize * 4 - sizeof(stackframeinfo) +
+ disp = cd->stackframesize * 8 - sizeof(stackframeinfo) +
OFFSET(stackframeinfo, intregs);
for (i = 0; i < INT_SAV_CNT; i++)
/* save integer and float argument registers */
- j = 0;
-
for (i = 0; i < md->paramcount; i++) {
- t = md->paramtypes[i].type;
-
- if (IS_INT_LNG_TYPE(t)) {
- if (!md->params[i].inmemory) {
- s1 = md->params[i].regoff;
- if (IS_2_WORD_TYPE(t)) {
- M_IST(rd->argintregs[GET_HIGH_REG(s1)], REG_SP, LA_SIZE + 4 * 4 + j * 4);
- j++;
- M_IST(rd->argintregs[GET_LOW_REG(s1)], REG_SP, LA_SIZE + 4 * 4 + j * 4);
- } else {
- M_IST(rd->argintregs[s1], REG_SP, LA_SIZE + 4 * 4 + j * 4);
- }
- j++;
- }
- }
- }
+ if (!md->params[i].inmemory) {
+ s1 = md->params[i].regoff;
- for (i = 0; i < md->paramcount; i++) {
- if (IS_FLT_DBL_TYPE(md->paramtypes[i].type)) {
- if (!md->params[i].inmemory) {
- s1 = md->params[i].regoff;
- M_DST(rd->argfltregs[s1], REG_SP, LA_SIZE + 4 * 4 + j * 8);
- j++;
+ switch (md->paramtypes[i].type) {
+ case TYPE_INT:
+ case TYPE_ADR:
+ M_IST(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
+ break;
+ case TYPE_LNG:
+ M_LST(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
+ break;
+ case TYPE_FLT:
+ case TYPE_DBL:
+ M_DST(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
+ break;
}
}
}
/* create native stack info */
- M_AADD_IMM(REG_SP, cd->stackframesize * 4, REG_A0);
+ M_MOV(REG_SP, REG_A0);
M_MOV(REG_PV, REG_A1);
- M_AADD_IMM(REG_SP, cd->stackframesize * 4, REG_A2);
- M_ALD(REG_A3, 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;
- /* restore integer and float argument registers */
+ /* remember class argument */
- j = 0;
+ if (m->flags & ACC_STATIC)
+ M_MOV(REG_RESULT, REG_ITMP3);
- for (i = 0; i < md->paramcount; i++) {
- t = md->paramtypes[i].type;
+ /* restore integer and float argument registers */
- if (IS_INT_LNG_TYPE(t)) {
- if (!md->params[i].inmemory) {
- s1 = md->params[i].regoff;
+ for (i = 0; i < md->paramcount; i++) {
+ if (!md->params[i].inmemory) {
+ s1 = md->params[i].regoff;
- if (IS_2_WORD_TYPE(t)) {
- M_ILD(rd->argintregs[GET_HIGH_REG(s1)], REG_SP, LA_SIZE + 4 * 4 + j * 4);
- j++;
- M_ILD(rd->argintregs[GET_LOW_REG(s1)], REG_SP, LA_SIZE + 4 * 4 + j * 4);
- } else {
- M_ILD(rd->argintregs[s1], REG_SP, LA_SIZE + 4 * 4 + j * 4);
- }
- j++;
+ switch (md->paramtypes[i].type) {
+ case TYPE_INT:
+ case TYPE_ADR:
+ M_ILD(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
+ break;
+ case TYPE_LNG:
+ M_LLD(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
+ break;
+ case TYPE_FLT:
+ case TYPE_DBL:
+ M_DLD(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
+ break;
}
}
}
- for (i = 0; i < md->paramcount; i++) {
- if (IS_FLT_DBL_TYPE(md->paramtypes[i].type)) {
- if (!md->params[i].inmemory) {
- s1 = md->params[i].regoff;
- M_DLD(rd->argfltregs[s1], REG_SP, LA_SIZE + 4 * 4 + j * 8);
- j++;
- }
- }
- }
-
/* copy or spill arguments to new locations */
for (i = md->paramcount - 1, j = i + nativeparams; i >= 0; i--, j--) {
if (IS_INT_LNG_TYPE(t)) {
if (!md->params[i].inmemory) {
- if (IS_2_WORD_TYPE(t))
- s1 = PACK_REGS(
- rd->argintregs[GET_LOW_REG(md->params[i].regoff)],
- rd->argintregs[GET_HIGH_REG(md->params[i].regoff)]);
- else
- s1 = rd->argintregs[md->params[i].regoff];
+ s1 = md->params[i].regoff;
+ s2 = nmd->params[j].regoff;
if (!nmd->params[j].inmemory) {
- if (IS_2_WORD_TYPE(t)) {
- s2 = PACK_REGS(
- rd->argintregs[GET_LOW_REG(nmd->params[j].regoff)],
- rd->argintregs[GET_HIGH_REG(nmd->params[j].regoff)]);
+ if (IS_2_WORD_TYPE(t))
M_LNGMOVE(s1, s2);
- } else {
- s2 = rd->argintregs[nmd->params[j].regoff];
+ else
M_INTMOVE(s1, s2);
- }
-
- } else {
- s2 = nmd->params[j].regoff;
+ }
+ else {
if (IS_2_WORD_TYPE(t))
- M_LST(s1, REG_SP, s2 * 4);
+ M_LST(s1, REG_SP, s2);
else
- M_IST(s1, REG_SP, s2 * 4);
+ M_IST(s1, REG_SP, s2);
}
-
- } else {
- s1 = md->params[i].regoff + cd->stackframesize;
+ }
+ else {
+ s1 = md->params[i].regoff + cd->stackframesize * 8;
s2 = nmd->params[j].regoff;
- M_ILD(REG_ITMP1, REG_SP, s1 * 4);
+ M_ILD(REG_ITMP1, REG_SP, s1);
if (IS_2_WORD_TYPE(t))
- M_ILD(REG_ITMP2, REG_SP, s1 * 4 + 4);
+ M_ILD(REG_ITMP2, REG_SP, s1 + 4);
- M_IST(REG_ITMP1, REG_SP, s2 * 4);
+ M_IST(REG_ITMP1, REG_SP, s2);
if (IS_2_WORD_TYPE(t))
- M_IST(REG_ITMP2, REG_SP, s2 * 4 + 4);
+ M_IST(REG_ITMP2, REG_SP, s2 + 4);
}
-
- } else {
+ }
+ else {
/* We only copy spilled float arguments, as the float
argument registers keep unchanged. */
if (md->params[i].inmemory) {
- s1 = md->params[i].regoff + cd->stackframesize;
+ s1 = md->params[i].regoff + cd->stackframesize * 8;
s2 = nmd->params[j].regoff;
- if (IS_2_WORD_TYPE(t)) {
- M_DLD(REG_FTMP1, REG_SP, s1 * 4);
- M_DST(REG_FTMP1, REG_SP, s2 * 4);
+ M_DLD(REG_FTMP1, REG_SP, s1);
- } else {
- M_FLD(REG_FTMP1, REG_SP, s1 * 4);
- M_FST(REG_FTMP1, REG_SP, s2 * 4);
- }
+ if (IS_2_WORD_TYPE(t))
+ M_DST(REG_FTMP1, REG_SP, s2);
+ else
+ M_FST(REG_FTMP1, REG_SP, s2);
}
}
}
/* put class into second argument register */
- if (m->flags & ACC_STATIC) {
- disp = dseg_add_address(cd, m->class);
- M_ALD(REG_A1, REG_PV, disp);
- }
+ if (m->flags & ACC_STATIC)
+ M_MOV(REG_ITMP3, REG_A1);
/* put env into first argument register */
M_MTCTR(REG_ITMP3);
M_JSR;
- /* print call trace */
-
- emit_verbosecall_exit(jd);
-
/* save return value */
- if (md->returntype.type != TYPE_VOID) {
- if (IS_INT_LNG_TYPE(md->returntype.type)) {
- if (IS_2_WORD_TYPE(md->returntype.type))
- M_IST(REG_RESULT2, REG_SP, LA_SIZE + 2 * 4);
- M_IST(REG_RESULT, REG_SP, LA_SIZE + 1 * 4);
- }
- else {
- if (IS_2_WORD_TYPE(md->returntype.type))
- M_DST(REG_FRESULT, REG_SP, LA_SIZE + 1 * 4);
- else
- M_FST(REG_FRESULT, REG_SP, LA_SIZE + 1 * 4);
- }
+ switch (md->returntype.type) {
+ case TYPE_INT:
+ case TYPE_ADR:
+ M_IST(REG_RESULT, REG_SP, LA_SIZE + 2 * 4);
+ break;
+ case TYPE_LNG:
+ M_LST(REG_RESULT_PACKED, REG_SP, LA_SIZE + 2 * 4);
+ break;
+ case TYPE_FLT:
+ case TYPE_DBL:
+ M_DST(REG_FRESULT, REG_SP, LA_SIZE + 2 * 4);
+ break;
+ case TYPE_VOID:
+ break;
}
/* remove native stackframe info */
- M_AADD_IMM(REG_SP, cd->stackframesize * 4, REG_A0);
+ M_MOV(REG_SP, REG_A0);
+ M_MOV(REG_PV, REG_A1);
disp = dseg_add_functionptr(cd, codegen_finish_native_call);
M_ALD(REG_ITMP1, REG_PV, disp);
M_MTCTR(REG_ITMP1);
/* restore return value */
- 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);
- }
+ switch (md->returntype.type) {
+ case TYPE_INT:
+ case TYPE_ADR:
+ M_ILD(REG_RESULT, REG_SP, LA_SIZE + 2 * 4);
+ break;
+ case TYPE_LNG:
+ M_LLD(REG_RESULT_PACKED, REG_SP, LA_SIZE + 2 * 4);
+ break;
+ case TYPE_FLT:
+ case TYPE_DBL:
+ M_DLD(REG_FRESULT, REG_SP, LA_SIZE + 2 * 4);
+ break;
+ case TYPE_VOID:
+ break;
}
#if defined(ENABLE_GC_CACAO)
/* Restore callee saved integer registers from stackframeinfo (GC
might have modified them during a collection). */
- disp = cd->stackframesize * 4 - sizeof(stackframeinfo) +
+ disp = cd->stackframesize * 8 - sizeof(stackframeinfo) +
OFFSET(stackframeinfo, intregs);
for (i = 0; i < INT_SAV_CNT; i++)
M_ALD(abi_registers_integer_saved[i], REG_SP, disp + i * 4);
#endif
- M_ALD(REG_ITMP2_XPC, REG_SP, cd->stackframesize * 4 + LA_LR_OFFSET);
+ M_ALD(REG_ITMP2_XPC, REG_SP, cd->stackframesize * 8 + LA_LR_OFFSET);
M_MTLR(REG_ITMP2_XPC);
- M_LDA(REG_SP, REG_SP, cd->stackframesize * 4); /* remove stackframe */
+ M_LDA(REG_SP, REG_SP, cd->stackframesize * 8); /* remove stackframe */
/* check for exception */
M_MTCTR(REG_ITMP3);
M_RTS;
- /* generate patcher stubs */
+ /* generate patcher traps */
- emit_patcher_stubs(jd);
+ emit_patcher_traps(jd);
}
projects / cacao.git / blobdiff