Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
- $Id: codegen.c 7691 2007-04-12 12:45:10Z twisti $
-
*/
#include "vm/jit/x86_64/emit.h"
#include "mm/memory.h"
+
#include "native/jni.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/stringlocal.h"
#include "vm/vm.h"
+#include "vm/jit/abi.h"
#include "vm/jit/asmpart.h"
#include "vm/jit/codegen-common.h"
#include "vm/jit/dseg.h"
s1 = md->params[p].regoff;
if (IS_INT_LNG_TYPE(t)) { /* integer args */
- s2 = rd->argintregs[s1];
if (!md->params[p].inmemory) { /* register arguments */
- if (!IS_INMEMORY(var->flags)) { /* reg arg -> register */
- M_INTMOVE(s2, var->vv.regoff);
-
- } else { /* reg arg -> spilled */
- M_LST(s2, REG_SP, var->vv.regoff * 8);
- }
-
- } else { /* stack arguments */
- if (!IS_INMEMORY(var->flags)) { /* stack arg -> register */
+ if (!IS_INMEMORY(var->flags))
+ M_INTMOVE(s1, var->vv.regoff);
+ else
+ M_LST(s1, REG_SP, var->vv.regoff);
+ }
+ else { /* stack arguments */
+ if (!IS_INMEMORY(var->flags))
/* + 8 for return address */
- M_LLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1) * 8 + 8);
-
- } else { /* stack arg -> spilled */
- var->vv.regoff = cd->stackframesize + s1 + 1;
- }
+ M_LLD(var->vv.regoff, REG_SP, cd->stackframesize * 8 + s1 + 8);
+ else
+ var->vv.regoff = cd->stackframesize * 8 + s1 + 8;
}
-
- } else { /* floating args */
+ }
+ 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 */
- M_DST(s2, REG_SP, var->vv.regoff * 8);
- }
-
- } else { /* stack arguments */
- if (!IS_INMEMORY(var->flags)) { /* stack-arg -> register */
- M_DLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1) * 8 + 8);
-
- } else {
- var->vv.regoff = cd->stackframesize + s1 + 1;
- }
+ if (!IS_INMEMORY(var->flags))
+ M_FLTMOVE(s1, var->vv.regoff);
+ else
+ M_DST(s1, REG_SP, var->vv.regoff);
+ }
+ else { /* stack arguments */
+ if (!IS_INMEMORY(var->flags))
+ M_DLD(var->vv.regoff, REG_SP, cd->stackframesize * 8 + s1 + 8);
+ else
+ var->vv.regoff = cd->stackframesize * 8 + s1 + 8;
}
}
- } /* end for */
+ }
/* save monitorenter argument */
M_LSUB_IMM((INT_ARG_CNT + FLT_ARG_CNT) * 8, REG_SP);
for (p = 0; p < INT_ARG_CNT; p++)
- M_LST(rd->argintregs[p], REG_SP, p * 8);
+ M_LST(abi_registers_integer_argument[p], REG_SP, p * 8);
for (p = 0; p < FLT_ARG_CNT; p++)
- M_DST(rd->argfltregs[p], REG_SP, (INT_ARG_CNT + p) * 8);
+ M_DST(abi_registers_float_argument[p], REG_SP, (INT_ARG_CNT + p) * 8);
s1 += INT_ARG_CNT + FLT_ARG_CNT;
}
if (opt_verbosecall) {
for (p = 0; p < INT_ARG_CNT; p++)
- M_LLD(rd->argintregs[p], REG_SP, p * 8);
+ M_LLD(abi_registers_integer_argument[p], REG_SP, p * 8);
for (p = 0; p < FLT_ARG_CNT; p++)
- M_DLD(rd->argfltregs[p], REG_SP, (INT_ARG_CNT + p) * 8);
+ M_DLD(abi_registers_float_argument[p], REG_SP, (INT_ARG_CNT + p) * 8);
M_LADD_IMM((INT_ARG_CNT + FLT_ARG_CNT) * 8, REG_SP);
}
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;
/* integer operations *************************************************/
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
/* 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;
d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- emit_movsbq_memindex_reg(cd, OFFSET(java_bytearray, data[0]), s1, s2, 0, d);
+ emit_movsbq_memindex_reg(cd, OFFSET(java_bytearray_t, data[0]), s1, s2, 0, d);
emit_store_dst(jd, iptr, d);
break;
d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- emit_movzwq_memindex_reg(cd, OFFSET(java_chararray, data[0]), s1, s2, 1, d);
+ emit_movzwq_memindex_reg(cd, OFFSET(java_chararray_t, data[0]), s1, s2, 1, d);
emit_store_dst(jd, iptr, d);
break;
d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- emit_movswq_memindex_reg(cd, OFFSET(java_shortarray, data[0]), s1, s2, 1, d);
+ emit_movswq_memindex_reg(cd, OFFSET(java_shortarray_t, data[0]), s1, s2, 1, d);
emit_store_dst(jd, iptr, d);
break;
d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- emit_movl_memindex_reg(cd, OFFSET(java_intarray, data[0]), s1, s2, 2, d);
+ emit_movl_memindex_reg(cd, OFFSET(java_intarray_t, data[0]), s1, s2, 2, d);
emit_store_dst(jd, iptr, d);
break;
d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- emit_mov_memindex_reg(cd, OFFSET(java_longarray, data[0]), s1, s2, 3, d);
+ emit_mov_memindex_reg(cd, OFFSET(java_longarray_t, data[0]), s1, s2, 3, d);
emit_store_dst(jd, iptr, d);
break;
d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- emit_movss_memindex_reg(cd, OFFSET(java_floatarray, data[0]), s1, s2, 2, d);
+ emit_movss_memindex_reg(cd, OFFSET(java_floatarray_t, data[0]), s1, s2, 2, d);
emit_store_dst(jd, iptr, d);
break;
d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- emit_movsd_memindex_reg(cd, OFFSET(java_doublearray, data[0]), s1, s2, 3, d);
+ emit_movsd_memindex_reg(cd, OFFSET(java_doublearray_t, data[0]), s1, s2, 3, d);
emit_store_dst(jd, iptr, d);
break;
d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- emit_mov_memindex_reg(cd, OFFSET(java_objectarray, data[0]), s1, s2, 3, d);
+ emit_mov_memindex_reg(cd, OFFSET(java_objectarray_t, data[0]), s1, s2, 3, d);
emit_store_dst(jd, iptr, d);
break;
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
- emit_movb_reg_memindex(cd, s3, OFFSET(java_bytearray, data[0]), s1, s2, 0);
+ emit_movb_reg_memindex(cd, s3, OFFSET(java_bytearray_t, data[0]), s1, s2, 0);
break;
case ICMD_CASTORE: /* ..., arrayref, index, value ==> ... */
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
- emit_movw_reg_memindex(cd, s3, OFFSET(java_chararray, data[0]), s1, s2, 1);
+ emit_movw_reg_memindex(cd, s3, OFFSET(java_chararray_t, data[0]), s1, s2, 1);
break;
case ICMD_SASTORE: /* ..., arrayref, index, value ==> ... */
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
- emit_movw_reg_memindex(cd, s3, OFFSET(java_shortarray, data[0]), s1, s2, 1);
+ emit_movw_reg_memindex(cd, s3, OFFSET(java_shortarray_t, data[0]), s1, s2, 1);
break;
case ICMD_IASTORE: /* ..., arrayref, index, value ==> ... */
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
- emit_movl_reg_memindex(cd, s3, OFFSET(java_intarray, data[0]), s1, s2, 2);
+ emit_movl_reg_memindex(cd, s3, OFFSET(java_intarray_t, data[0]), s1, s2, 2);
break;
case ICMD_LASTORE: /* ..., arrayref, index, value ==> ... */
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
- emit_mov_reg_memindex(cd, s3, OFFSET(java_longarray, data[0]), s1, s2, 3);
+ emit_mov_reg_memindex(cd, s3, OFFSET(java_longarray_t, data[0]), s1, s2, 3);
break;
case ICMD_FASTORE: /* ..., arrayref, index, value ==> ... */
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_FTMP3);
- emit_movss_reg_memindex(cd, s3, OFFSET(java_floatarray, data[0]), s1, s2, 2);
+ emit_movss_reg_memindex(cd, s3, OFFSET(java_floatarray_t, data[0]), s1, s2, 2);
break;
case ICMD_DASTORE: /* ..., arrayref, index, value ==> ... */
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_FTMP3);
- emit_movsd_reg_memindex(cd, s3, OFFSET(java_doublearray, data[0]), s1, s2, 3);
+ emit_movsd_reg_memindex(cd, s3, OFFSET(java_doublearray_t, data[0]), s1, s2, 3);
break;
case ICMD_AASTORE: /* ..., arrayref, index, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
- emit_mov_reg_memindex(cd, s3, OFFSET(java_objectarray, data[0]), s1, s2, 3);
+ emit_mov_reg_memindex(cd, s3, OFFSET(java_objectarray_t, data[0]), s1, s2, 3);
break;
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- emit_movb_imm_memindex(cd, iptr->sx.s23.s3.constval, OFFSET(java_bytearray, data[0]), s1, s2, 0);
+ emit_movb_imm_memindex(cd, iptr->sx.s23.s3.constval, OFFSET(java_bytearray_t, data[0]), s1, s2, 0);
break;
case ICMD_CASTORECONST: /* ..., arrayref, index ==> ... */
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- emit_movw_imm_memindex(cd, iptr->sx.s23.s3.constval, OFFSET(java_chararray, data[0]), s1, s2, 1);
+ emit_movw_imm_memindex(cd, iptr->sx.s23.s3.constval, OFFSET(java_chararray_t, data[0]), s1, s2, 1);
break;
case ICMD_SASTORECONST: /* ..., arrayref, index ==> ... */
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- emit_movw_imm_memindex(cd, iptr->sx.s23.s3.constval, OFFSET(java_shortarray, data[0]), s1, s2, 1);
+ emit_movw_imm_memindex(cd, iptr->sx.s23.s3.constval, OFFSET(java_shortarray_t, data[0]), s1, s2, 1);
break;
case ICMD_IASTORECONST: /* ..., arrayref, index ==> ... */
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- emit_movl_imm_memindex(cd, iptr->sx.s23.s3.constval, OFFSET(java_intarray, data[0]), s1, s2, 2);
+ emit_movl_imm_memindex(cd, iptr->sx.s23.s3.constval, OFFSET(java_intarray_t, data[0]), s1, s2, 2);
break;
case ICMD_LASTORECONST: /* ..., arrayref, index ==> ... */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
if (IS_IMM32(iptr->sx.s23.s3.constval)) {
- emit_mov_imm_memindex(cd, (u4) (iptr->sx.s23.s3.constval & 0x00000000ffffffff), OFFSET(java_longarray, data[0]), s1, s2, 3);
+ emit_mov_imm_memindex(cd, (u4) (iptr->sx.s23.s3.constval & 0x00000000ffffffff), OFFSET(java_longarray_t, data[0]), s1, s2, 3);
}
else {
- emit_movl_imm_memindex(cd, (u4) (iptr->sx.s23.s3.constval & 0x00000000ffffffff), OFFSET(java_longarray, data[0]), s1, s2, 3);
- emit_movl_imm_memindex(cd, (u4) (iptr->sx.s23.s3.constval >> 32), OFFSET(java_longarray, data[0]) + 4, s1, s2, 3);
+ emit_movl_imm_memindex(cd, (u4) (iptr->sx.s23.s3.constval & 0x00000000ffffffff), OFFSET(java_longarray_t, data[0]), s1, s2, 3);
+ emit_movl_imm_memindex(cd, (u4) (iptr->sx.s23.s3.constval >> 32), OFFSET(java_longarray_t, data[0]) + 4, s1, s2, 3);
}
break;
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- emit_mov_imm_memindex(cd, 0, OFFSET(java_objectarray, data[0]), s1, s2, 3);
+ emit_mov_imm_memindex(cd, 0, OFFSET(java_objectarray_t, data[0]), s1, s2, 3);
break;
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);
disp = disp + -((cd->mcodeptr + 7) - cd->mcodebase);
if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class)) {
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);
disp = disp + -((cd->mcodeptr + 7) - cd->mcodebase);
if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class)) {
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);
disp = disp + -((cd->mcodeptr + 7) - cd->mcodebase);
if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class)) {
for (s3 = s3 - 1; s3 >= 0; s3--) {
var = VAR(iptr->sx.s23.s2.args[s3]);
+ d = md->params[s3].regoff;
+
+ /* already preallocated (ARGVAR)? */
- /* Already Preallocated (ARGVAR) ? */
if (var->flags & PREALLOC)
continue;
if (IS_INT_LNG_TYPE(var->type)) {
if (!md->params[s3].inmemory) {
- 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 {
- d = emit_load(jd, iptr, var, REG_ITMP1);
- M_LST(d, REG_SP, md->params[s3].regoff * 8);
+ s1 = emit_load(jd, iptr, var, REG_ITMP1);
+ M_LST(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);
+ s1 = emit_load(jd, iptr, var, REG_FTMP1);
if (IS_2_WORD_TYPE(var->type))
- M_DST(d, REG_SP, md->params[s3].regoff * 8);
+ M_DST(s1, REG_SP, d);
else
- M_FST(d, REG_SP, md->params[s3].regoff * 8);
+ M_FST(s1, REG_SP, d);
}
}
}
}
/* 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_ALD32(REG_ITMP3, REG_METHODPTR, s1);
M_CALL(REG_ITMP3);
break;
}
/* 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_ALD32(REG_METHODPTR, REG_METHODPTR, s1);
M_ALD32(REG_ITMP3, REG_METHODPTR, s2);
M_CALL(REG_ITMP3);
supervftbl = super->vftbl;
}
-#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);
/* if class is not resolved, check which code to call */
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));
if (super == NULL) {
codegen_add_patch_ref(cd, PATCHER_checkcast_interface,
emit_label_beq(cd, BRANCH_LABEL_5);
}
- M_ALD(REG_ITMP2, s1, OFFSET(java_objectheader, vftbl));
+ M_ALD(REG_ITMP2, s1, OFFSET(java_object_t, vftbl));
if (super == NULL) {
codegen_add_patch_ref(cd, PATCHER_checkcast_class,
}
M_MOV_IMM(supervftbl, REG_ITMP3);
-#if defined(ENABLE_THREADS)
- codegen_threadcritstart(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+
+ CODEGEN_CRITICAL_SECTION_START;
+
M_ILD32(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, baseval));
/* if (s1 != REG_ITMP1) { */
M_MOV_IMM(supervftbl, REG_ITMP3);
M_ILD(REG_ITMP3, REG_ITMP3, OFFSET(vftbl_t, diffval));
/* } */
-#if defined(ENABLE_THREADS)
- codegen_threadcritstop(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+
+ CODEGEN_CRITICAL_SECTION_END;
+
M_ICMP(REG_ITMP3, REG_ITMP2);
emit_classcast_check(cd, iptr, BRANCH_UGT, REG_ITMP3, s1);
super = NULL;
superindex = 0;
supervftbl = NULL;
-
- } else {
+ }
+ else {
super = iptr->sx.s23.s3.c.cls;
superindex = super->index;
supervftbl = super->vftbl;
}
-#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);
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));
if (super == NULL) {
codegen_add_patch_ref(cd, PATCHER_instanceof_interface,
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));
if (super == NULL) {
codegen_add_patch_ref(cd, PATCHER_instanceof_class,
M_MOV_IMM(supervftbl, REG_ITMP2);
-#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, diffval));
M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, baseval));
-#if defined(ENABLE_THREADS)
- codegen_threadcritstop(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+ CODEGEN_CRITICAL_SECTION_END;
M_ISUB(REG_ITMP2, REG_ITMP1);
M_CLR(d); /* may be REG_ITMP2 */
/* generate stubs */
emit_patcher_stubs(jd);
- REPLACEMENT_EMIT_STUBS(jd);
/* everything's ok */
}
-/* createnativestub ************************************************************
+/* codegen_emit_stub_native ****************************************************
- Creates a stub routine which calls a native method.
+ Emits a stub routine which calls a native method.
*******************************************************************************/
-u1 *createnativestub(functionptr f, jitdata *jd, methoddesc *nmd)
+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;
+ methodinfo *m;
+ codeinfo *code;
+ codegendata *cd;
+ methoddesc *md;
+ s4 nativeparams;
+ s4 i, j;
+ s4 t;
+ s4 s1, s2;
/* get required compiler data */
m = jd->m;
code = jd->code;
cd = jd->cd;
- rd = jd->rd;
/* initialize variables */
cd->stackframesize =
sizeof(stackframeinfo) / SIZEOF_VOID_P +
sizeof(localref_table) / SIZEOF_VOID_P +
- INT_ARG_CNT + FLT_ARG_CNT +
+ md->paramcount +
1 + /* functionptr, TODO: store in data segment */
nmd->memuse;
M_MOV_IMM(f, REG_ITMP3);
-
/* save integer and float argument registers */
- for (i = 0, j = 0; i < md->paramcount; i++) {
+ for (i = 0; i < md->paramcount; i++) {
if (!md->params[i].inmemory) {
s1 = md->params[i].regoff;
- if (IS_INT_LNG_TYPE(md->paramtypes[i].type))
- M_LST(rd->argintregs[s1], REG_SP, j * 8);
- else
- M_DST(rd->argfltregs[s1], REG_SP, j * 8);
-
- j++;
+ switch (md->paramtypes[i].type) {
+ case TYPE_INT:
+ case TYPE_LNG:
+ case TYPE_ADR:
+ M_LST(s1, REG_SP, i * 8);
+ break;
+ case TYPE_FLT:
+ case TYPE_DBL:
+ M_DST(s1, REG_SP, i * 8);
+ break;
+ }
}
}
- M_AST(REG_ITMP3, REG_SP, (INT_ARG_CNT + FLT_ARG_CNT) * 8);
+ M_AST(REG_ITMP3, REG_SP, md->paramcount * 8);
/* create dynamic stack info */
/* restore integer and float argument registers */
- for (i = 0, j = 0; i < md->paramcount; i++) {
+ for (i = 0; i < md->paramcount; i++) {
if (!md->params[i].inmemory) {
s1 = md->params[i].regoff;
- if (IS_INT_LNG_TYPE(md->paramtypes[i].type))
- M_LLD(rd->argintregs[s1], REG_SP, j * 8);
- else
- M_DLD(rd->argfltregs[s1], REG_SP, j * 8);
-
- j++;
+ switch (md->paramtypes[i].type) {
+ case TYPE_INT:
+ case TYPE_LNG:
+ case TYPE_ADR:
+ M_LLD(s1, REG_SP, i * 8);
+ break;
+ case TYPE_FLT:
+ case TYPE_DBL:
+ M_DLD(s1, REG_SP, i * 8);
+ break;
+ }
}
}
- M_ALD(REG_ITMP3, REG_SP, (INT_ARG_CNT + FLT_ARG_CNT) * 8);
-
+ M_ALD(REG_ITMP3, REG_SP, md->paramcount * 8);
/* copy or spill arguments to new locations */
for (i = md->paramcount - 1, j = i + nativeparams; i >= 0; i--, j--) {
- t = md->paramtypes[i].type;
+ t = md->paramtypes[i].type;
+ s2 = nmd->params[j].regoff;
if (IS_INT_LNG_TYPE(t)) {
if (!md->params[i].inmemory) {
- s1 = rd->argintregs[md->params[i].regoff];
+ s1 = md->params[i].regoff;
- if (!nmd->params[j].inmemory) {
- s2 = rd->argintregs[nmd->params[j].regoff];
+ if (!nmd->params[j].inmemory)
M_INTMOVE(s1, s2);
-
- } else {
- s2 = nmd->params[j].regoff;
- M_LST(s1, REG_SP, s2 * 8);
- }
-
- } else {
- s1 = md->params[i].regoff + cd->stackframesize + 1; /* + 1 (RA) */
- s2 = nmd->params[j].regoff;
- M_LLD(REG_ITMP1, REG_SP, s1 * 8);
- M_LST(REG_ITMP1, REG_SP, s2 * 8);
+ else
+ M_LST(s1, REG_SP, s2);
}
-
- } else {
- /* We only copy spilled float arguments, as the float argument */
- /* registers keep unchanged. */
+ else {
+ s1 = md->params[i].regoff + cd->stackframesize * 8 + 8;/* +1 (RA) */
+ M_LLD(REG_ITMP1, REG_SP, s1);
+ M_LST(REG_ITMP1, REG_SP, s2);
+ }
+ }
+ 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 + 1; /* + 1 (RA) */
- s2 = nmd->params[j].regoff;
+ s1 = md->params[i].regoff + cd->stackframesize * 8 + 8;/* +1 (RA) */
if (IS_2_WORD_TYPE(t)) {
- M_DLD(REG_FTMP1, REG_SP, s1 * 8);
- M_DST(REG_FTMP1, REG_SP, s2 * 8);
- } else {
- M_FLD(REG_FTMP1, REG_SP, s1 * 8);
- M_FST(REG_FTMP1, REG_SP, s2 * 8);
+ M_DLD(REG_FTMP1, REG_SP, s1);
+ M_DST(REG_FTMP1, REG_SP, s2);
+ }
+ else {
+ M_FLD(REG_FTMP1, REG_SP, s1);
+ M_FST(REG_FTMP1, REG_SP, s2);
}
}
}
/* save return value */
- if (md->returntype.type != TYPE_VOID) {
- if (IS_INT_LNG_TYPE(md->returntype.type))
- M_LST(REG_RESULT, REG_SP, 0 * 8);
- else
- M_DST(REG_FRESULT, REG_SP, 0 * 8);
+ switch (md->returntype.type) {
+ case TYPE_INT:
+ case TYPE_LNG:
+ case TYPE_ADR:
+ M_LST(REG_RESULT, REG_SP, 0 * 8);
+ break;
+ case TYPE_FLT:
+ case TYPE_DBL:
+ M_DST(REG_FRESULT, REG_SP, 0 * 8);
+ break;
+ case TYPE_VOID:
+ break;
}
#if !defined(NDEBUG)
/* restore return value */
- if (md->returntype.type != TYPE_VOID) {
- if (IS_INT_LNG_TYPE(md->returntype.type))
- M_LLD(REG_RESULT, REG_SP, 0 * 8);
- else
- M_DLD(REG_FRESULT, REG_SP, 0 * 8);
+ switch (md->returntype.type) {
+ case TYPE_INT:
+ case TYPE_LNG:
+ case TYPE_ADR:
+ M_LLD(REG_RESULT, REG_SP, 0 * 8);
+ break;
+ case TYPE_FLT:
+ case TYPE_DBL:
+ M_DLD(REG_FRESULT, REG_SP, 0 * 8);
+ break;
+ case TYPE_VOID:
+ break;
}
/* remove stackframe */
/* generate patcher stubs */
emit_patcher_stubs(jd);
-
- codegen_finish(jd);
-
- return code->entrypoint;
}