/* src/vm/jit/alpha/codegen.c - machine code generator for Alpha
- Copyright (C) 1996-2005, 2006 R. Grafl, A. Krall, C. Kruegel,
+ Copyright (C) 1996-2005, 2006, 2007 R. Grafl, A. Krall, C. Kruegel,
C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
J. Wenninger, Institut f. Computersprachen - TU Wien
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
- Contact: cacao@cacaojvm.org
-
- Authors: Andreas Krall
- Reinhard Grafl
- Joseph Wenninger
- Christian Thalinger
- Christian Ullrich
- Edwin Steiner
-
- $Id: codegen.c 5953 2006-11-11 18:45:27Z twisti $
-
*/
#include "vm/jit/alpha/arch.h"
#include "vm/jit/alpha/codegen.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/global.h"
-#include "vm/loader.h"
-#include "vm/options.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"
#include "vm/jit/emit-common.h"
#include "vm/jit/jit.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"
#if defined(ENABLE_LSRA)
# include "vm/jit/allocator/lsra.h"
#endif
+#include "vmcore/loader.h"
+#include "vmcore/options.h"
+
-/* codegen *********************************************************************
+/* codegen_emit ****************************************************************
Generates machine code.
*******************************************************************************/
-bool codegen(jitdata *jd)
+bool codegen_emit(jitdata *jd)
{
methodinfo *m;
codeinfo *code;
methoddesc *md;
fieldinfo *fi;
unresolved_field *uf;
- rplpoint *replacementpoint;
s4 fieldtype;
s4 varindex;
if (IS_INT_LNG_TYPE(t)) { /* integer args */
if (!md->params[p].inmemory) { /* register arguments */
- s2 = rd->argintregs[s1];
- 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 */
- M_LLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1) *8);
-
- } else { /* stack arg -> spilled */
- var->vv.regoff = cd->stackframesize + s1;
- }
+ if (!IS_INMEMORY(var->flags))
+ M_INTMOVE(s1, var->vv.regoff);
+ else
+ M_LST(s1, REG_SP, var->vv.regoff);
}
-
- } else { /* floating args */
+ else { /* stack arguments */
+ if (!IS_INMEMORY(var->flags))
+ M_LLD(var->vv.regoff, REG_SP, cd->stackframesize * 8 + s1);
+ else
+ var->vv.regoff = cd->stackframesize * 8 + s1;
+ }
+ }
+ 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 (!(var->flags & INMEMORY)) { /* stack-arg -> register */
- M_DLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1) * 8);
-
- } else { /* stack-arg -> spilled */
- var->vv.regoff = cd->stackframesize + s1;
- }
+ if (!IS_INMEMORY(var->flags))
+ M_FLTMOVE(s1, var->vv.regoff);
+ else
+ M_DST(s1, REG_SP, var->vv.regoff * 8);
+ }
+ else { /* stack arguments */
+ if (!(var->flags & INMEMORY))
+ M_DLD(var->vv.regoff, REG_SP, cd->stackframesize * 8 + s1);
+ else
+ var->vv.regoff = cd->stackframesize * 8 + s1;
}
}
- } /* end for */
+ }
/* call monitorenter function */
M_LDA(REG_SP, REG_SP, -(INT_ARG_CNT + FLT_ARG_CNT) * 8);
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;
}
M_ALD(REG_A0, REG_PV, disp);
}
else {
- M_BEQZ(REG_A0, 0);
- codegen_add_nullpointerexception_ref(cd);
+ M_BNEZ(REG_A0, 1);
+ M_ALD_INTERN(REG_ZERO, REG_ZERO, EXCEPTION_HARDWARE_NULLPOINTER);
}
M_AST(REG_A0, REG_SP, s1 * 8);
#if !defined(NDEBUG)
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_LDA(REG_SP, REG_SP, (INT_ARG_CNT + FLT_ARG_CNT) * 8);
}
/* end of header generation */
- replacementpoint = jd->code->rplpoints;
+ /* create replacement points */
+
+ REPLACEMENT_POINTS_INIT(cd, jd);
/* walk through all basic blocks */
/* handle replacement points */
-#if 0
- if (bptr->bitflags & BBFLAG_REPLACEMENT) {
- replacementpoint->pc = (u1*)(ptrint)bptr->mpc; /* will be resolved later */
-
- replacementpoint++;
- }
-#endif
+ REPLACEMENT_POINT_BLOCK_START(cd, bptr);
/* copy interface registers to their destination */
MCODECHECK(64); /* an instruction usually needs < 64 words */
switch (iptr->opc) {
+ case ICMD_NOP: /* ... ==> ... */
+ case ICMD_POP: /* ..., value ==> ... */
+ case ICMD_POP2: /* ..., value, value ==> ... */
+ break;
+
case ICMD_INLINE_START:
- case ICMD_INLINE_END:
+
+ REPLACEMENT_POINT_INLINE_START(cd, iptr);
break;
- case ICMD_NOP: /* ... ==> ... */
+ case ICMD_INLINE_BODY:
+
+ REPLACEMENT_POINT_INLINE_BODY(cd, iptr);
+ dseg_addlinenumber_inline_start(cd, iptr);
+ dseg_addlinenumber(cd, iptr->line);
+ break;
+
+ case ICMD_INLINE_END:
+
+ dseg_addlinenumber_inline_end(cd, iptr);
+ dseg_addlinenumber(cd, iptr->line);
break;
case ICMD_CHECKNULL: /* ..., objectref ==> ..., objectref */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- M_BEQZ(s1, 0);
- codegen_add_nullpointerexception_ref(cd);
+ emit_nullpointer_check(cd, iptr, s1);
break;
/* constant operations ************************************************/
/* XXX Only add the patcher, if this position needs to
be patched. If there was a previous position which
resolved the same class, the returned displacement
- of dseg_addaddress is ok to use. */
+ of dseg_add_address is ok to use. */
- codegen_add_patch_ref(cd, PATCHER_resolve_classref_to_classinfo,
+ patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_classinfo,
cr, disp);
M_ALD(d, REG_PV, disp);
case ICMD_FLOAD:
case ICMD_DLOAD:
case ICMD_ISTORE: /* ..., value ==> ... */
- case ICMD_ASTORE: /* dst = local variable */
case ICMD_LSTORE:
case ICMD_FSTORE:
case ICMD_DSTORE:
case ICMD_COPY:
case ICMD_MOVE:
- emit_copy(jd, iptr, VAROP(iptr->s1), VAROP(iptr->dst));
+ emit_copy(jd, iptr);
break;
+
+ case ICMD_ASTORE:
-
- /* pop operations *****************************************************/
-
- /* attention: double and longs are only one entry in CACAO ICMDs */
-
- case ICMD_POP: /* ..., value ==> ... */
- case ICMD_POP2: /* ..., value, value ==> ... */
-
+ if (!(iptr->flags.bits & INS_FLAG_RETADDR))
+ emit_copy(jd, iptr);
break;
case ICMD_IDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
case ICMD_IREM: /* ..., val1, val2 ==> ..., val1 % val2 */
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ s1 = emit_load_s1(jd, iptr, REG_A0);
+ s2 = emit_load_s2(jd, iptr, REG_A1);
d = codegen_reg_of_dst(jd, iptr, REG_RESULT);
- M_BEQZ(s2, 0);
- codegen_add_arithmeticexception_ref(cd);
+ emit_arithmetic_check(cd, iptr, s2);
- M_MOV(s1, REG_A0);
- M_MOV(s2, REG_A1);
+ M_INTMOVE(s1, REG_A0);
+ M_INTMOVE(s2, REG_A1);
bte = iptr->sx.s23.s3.bte;
disp = dseg_add_functionptr(cd, bte->fp);
M_ALD(REG_PV, REG_PV, disp);
case ICMD_LDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
case ICMD_LREM: /* ..., val1, val2 ==> ..., val1 % val2 */
- bte = iptr->sx.s23.s3.bte;
-
s1 = emit_load_s1(jd, iptr, REG_A0);
s2 = emit_load_s2(jd, iptr, REG_A1);
d = codegen_reg_of_dst(jd, iptr, REG_RESULT);
- M_BEQZ(s2, 0);
- codegen_add_arithmeticexception_ref(cd);
+ emit_arithmetic_check(cd, iptr, s2);
M_INTMOVE(s1, REG_A0);
M_INTMOVE(s2, REG_A1);
+ bte = iptr->sx.s23.s3.bte;
disp = dseg_add_functionptr(cd, bte->fp);
M_ALD(REG_PV, REG_PV, disp);
M_JSR(REG_RA, REG_PV);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
- emit_nullpointer_check(cd, s1);
- M_ILD(d, s1, OFFSET(java_arrayheader, size));
+ /* implicit null-pointer check */
+ M_ILD(d, s1, OFFSET(java_array_t, size));
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
if (has_ext_instr_set) {
M_LADD(s2, s1, REG_ITMP1);
- M_BLDU(d, REG_ITMP1, OFFSET (java_bytearray, data[0]));
+ M_BLDU(d, REG_ITMP1, OFFSET (java_bytearray_t, data[0]));
M_BSEXT(d, d);
}
else {
M_LADD(s2, s1, REG_ITMP1);
- M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_bytearray, data[0]));
- M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_bytearray, data[0])+1);
+ M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_bytearray_t, data[0]));
+ M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_bytearray_t, data[0])+1);
M_EXTQH(REG_ITMP2, REG_ITMP1, d);
M_SRA_IMM(d, 56, d);
}
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
if (has_ext_instr_set) {
M_LADD(s2, s1, REG_ITMP1);
M_LADD(s2, REG_ITMP1, REG_ITMP1);
- M_SLDU(d, REG_ITMP1, OFFSET(java_chararray, data[0]));
+ M_SLDU(d, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
}
else {
M_LADD (s2, s1, REG_ITMP1);
M_LADD (s2, REG_ITMP1, REG_ITMP1);
- M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_chararray, data[0]));
- M_LDA (REG_ITMP1, REG_ITMP1, OFFSET(java_chararray, data[0]));
+ M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
+ M_LDA (REG_ITMP1, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
M_EXTWL(REG_ITMP2, REG_ITMP1, d);
}
emit_store_dst(jd, iptr, d);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
if (has_ext_instr_set) {
M_LADD(s2, s1, REG_ITMP1);
M_LADD(s2, REG_ITMP1, REG_ITMP1);
- M_SLDU( d, REG_ITMP1, OFFSET (java_shortarray, data[0]));
+ M_SLDU( d, REG_ITMP1, OFFSET (java_shortarray_t, data[0]));
M_SSEXT(d, d);
} else {
M_LADD(s2, s1, REG_ITMP1);
M_LADD(s2, REG_ITMP1, REG_ITMP1);
- M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_shortarray, data[0]));
- M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_shortarray, data[0])+2);
+ M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_shortarray_t, data[0]));
+ M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_shortarray_t, data[0])+2);
M_EXTQH(REG_ITMP2, REG_ITMP1, d);
M_SRA_IMM(d, 48, d);
}
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_S4ADDQ(s2, s1, REG_ITMP1);
- M_ILD(d, REG_ITMP1, OFFSET(java_intarray, data[0]));
+ M_ILD(d, REG_ITMP1, OFFSET(java_intarray_t, data[0]));
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_S8ADDQ(s2, s1, REG_ITMP1);
- M_LLD(d, REG_ITMP1, OFFSET(java_longarray, data[0]));
+ M_LLD(d, REG_ITMP1, OFFSET(java_longarray_t, data[0]));
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_S4ADDQ(s2, s1, REG_ITMP1);
- M_FLD(d, REG_ITMP1, OFFSET(java_floatarray, data[0]));
+ M_FLD(d, REG_ITMP1, OFFSET(java_floatarray_t, data[0]));
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_S8ADDQ(s2, s1, REG_ITMP1);
- M_DLD(d, REG_ITMP1, OFFSET(java_doublearray, data[0]));
+ M_DLD(d, REG_ITMP1, OFFSET(java_doublearray_t, data[0]));
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SAADDQ(s2, s1, REG_ITMP1);
- M_ALD(d, REG_ITMP1, OFFSET(java_objectarray, data[0]));
+ M_ALD(d, REG_ITMP1, OFFSET(java_objectarray_t, data[0]));
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
if (has_ext_instr_set) {
M_LADD(s2, s1, REG_ITMP1);
- M_BST(s3, REG_ITMP1, OFFSET(java_bytearray, data[0]));
+ M_BST(s3, REG_ITMP1, OFFSET(java_bytearray_t, data[0]));
}
else {
M_LADD(s2, s1, REG_ITMP1);
- M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_bytearray, data[0]));
- M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_bytearray, data[0]));
+ M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_bytearray_t, data[0]));
+ M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_bytearray_t, data[0]));
M_INSBL(s3, REG_ITMP1, REG_ITMP3);
M_MSKBL(REG_ITMP2, REG_ITMP1, REG_ITMP2);
M_OR(REG_ITMP2, REG_ITMP3, REG_ITMP2);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
if (has_ext_instr_set) {
M_LADD(s2, s1, REG_ITMP1);
M_LADD(s2, REG_ITMP1, REG_ITMP1);
- M_SST(s3, REG_ITMP1, OFFSET(java_chararray, data[0]));
+ M_SST(s3, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
}
else {
M_LADD(s2, s1, REG_ITMP1);
M_LADD(s2, REG_ITMP1, REG_ITMP1);
- M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_chararray, data[0]));
- M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_chararray, data[0]));
+ M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
+ M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
M_INSWL(s3, REG_ITMP1, REG_ITMP3);
M_MSKWL(REG_ITMP2, REG_ITMP1, REG_ITMP2);
M_OR(REG_ITMP2, REG_ITMP3, REG_ITMP2);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
if (has_ext_instr_set) {
M_LADD(s2, s1, REG_ITMP1);
M_LADD(s2, REG_ITMP1, REG_ITMP1);
- M_SST(s3, REG_ITMP1, OFFSET(java_shortarray, data[0]));
+ M_SST(s3, REG_ITMP1, OFFSET(java_shortarray_t, data[0]));
}
else {
M_LADD(s2, s1, REG_ITMP1);
M_LADD(s2, REG_ITMP1, REG_ITMP1);
- M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_shortarray, data[0]));
- M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_shortarray, data[0]));
+ M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_shortarray_t, data[0]));
+ M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_shortarray_t, data[0]));
M_INSWL(s3, REG_ITMP1, REG_ITMP3);
M_MSKWL(REG_ITMP2, REG_ITMP1, REG_ITMP2);
M_OR(REG_ITMP2, REG_ITMP3, REG_ITMP2);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_S4ADDQ(s2, s1, REG_ITMP1);
- M_IST(s3, REG_ITMP1, OFFSET(java_intarray, data[0]));
+ M_IST(s3, REG_ITMP1, OFFSET(java_intarray_t, data[0]));
break;
case ICMD_LASTORE: /* ..., arrayref, index, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_S8ADDQ(s2, s1, REG_ITMP1);
- M_LST(s3, REG_ITMP1, OFFSET(java_longarray, data[0]));
+ M_LST(s3, REG_ITMP1, OFFSET(java_longarray_t, data[0]));
break;
case ICMD_FASTORE: /* ..., arrayref, index, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_FTMP3);
M_S4ADDQ(s2, s1, REG_ITMP1);
- M_FST(s3, REG_ITMP1, OFFSET(java_floatarray, data[0]));
+ M_FST(s3, REG_ITMP1, OFFSET(java_floatarray_t, data[0]));
break;
case ICMD_DASTORE: /* ..., arrayref, index, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_FTMP3);
M_S8ADDQ(s2, s1, REG_ITMP1);
- M_DST(s3, REG_ITMP1, OFFSET(java_doublearray, data[0]));
+ M_DST(s3, REG_ITMP1, OFFSET(java_doublearray_t, data[0]));
break;
case ICMD_AASTORE: /* ..., arrayref, index, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_A0);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_A1);
M_INTMOVE(s1, REG_A0);
M_INTMOVE(s3, REG_A1);
- disp = dseg_add_functionptr(cd, BUILTIN_canstore);
+ disp = dseg_add_functionptr(cd, BUILTIN_FAST_canstore);
M_ALD(REG_PV, REG_PV, disp);
M_JSR(REG_RA, REG_PV);
disp = (s4) (cd->mcodeptr - cd->mcodebase);
M_LDA(REG_PV, REG_RA, -disp);
-
- M_BEQZ(REG_RESULT, 0);
- codegen_add_arraystoreexception_ref(cd);
+ 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_SAADDQ(s2, s1, REG_ITMP1);
- M_AST(s3, REG_ITMP1, OFFSET(java_objectarray, data[0]));
+ M_AST(s3, REG_ITMP1, OFFSET(java_objectarray_t, data[0]));
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
if (has_ext_instr_set) {
M_LADD(s2, s1, REG_ITMP1);
- M_BST(REG_ZERO, REG_ITMP1, OFFSET(java_bytearray, data[0]));
+ M_BST(REG_ZERO, REG_ITMP1, OFFSET(java_bytearray_t, data[0]));
}
else {
M_LADD(s2, s1, REG_ITMP1);
- M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_bytearray, data[0]));
- M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_bytearray, data[0]));
+ M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_bytearray_t, data[0]));
+ M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_bytearray_t, data[0]));
M_INSBL(REG_ZERO, REG_ITMP1, REG_ITMP3);
M_MSKBL(REG_ITMP2, REG_ITMP1, REG_ITMP2);
M_OR(REG_ITMP2, REG_ITMP3, REG_ITMP2);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
if (has_ext_instr_set) {
M_LADD(s2, s1, REG_ITMP1);
M_LADD(s2, REG_ITMP1, REG_ITMP1);
- M_SST(REG_ZERO, REG_ITMP1, OFFSET(java_chararray, data[0]));
+ M_SST(REG_ZERO, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
}
else {
M_LADD(s2, s1, REG_ITMP1);
M_LADD(s2, REG_ITMP1, REG_ITMP1);
- M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_chararray, data[0]));
- M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_chararray, data[0]));
+ M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
+ M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
M_INSWL(REG_ZERO, REG_ITMP1, REG_ITMP3);
M_MSKWL(REG_ITMP2, REG_ITMP1, REG_ITMP2);
M_OR(REG_ITMP2, REG_ITMP3, REG_ITMP2);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
if (has_ext_instr_set) {
M_LADD(s2, s1, REG_ITMP1);
M_LADD(s2, REG_ITMP1, REG_ITMP1);
- M_SST(REG_ZERO, REG_ITMP1, OFFSET(java_shortarray, data[0]));
+ M_SST(REG_ZERO, REG_ITMP1, OFFSET(java_shortarray_t, data[0]));
}
else {
M_LADD(s2, s1, REG_ITMP1);
M_LADD(s2, REG_ITMP1, REG_ITMP1);
- M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_shortarray, data[0]));
- M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_shortarray, data[0]));
+ M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_shortarray_t, data[0]));
+ M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_shortarray_t, data[0]));
M_INSWL(REG_ZERO, REG_ITMP1, REG_ITMP3);
M_MSKWL(REG_ITMP2, REG_ITMP1, REG_ITMP2);
M_OR(REG_ITMP2, REG_ITMP3, REG_ITMP2);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_S4ADDQ(s2, s1, REG_ITMP1);
- M_IST(REG_ZERO, REG_ITMP1, OFFSET(java_intarray, data[0]));
+ M_IST(REG_ZERO, REG_ITMP1, OFFSET(java_intarray_t, data[0]));
break;
case ICMD_LASTORECONST: /* ..., arrayref, index ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_S8ADDQ(s2, s1, REG_ITMP1);
- M_LST(REG_ZERO, REG_ITMP1, OFFSET(java_longarray, data[0]));
+ M_LST(REG_ZERO, REG_ITMP1, OFFSET(java_longarray_t, data[0]));
break;
case ICMD_AASTORECONST: /* ..., arrayref, index ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SAADDQ(s2, s1, REG_ITMP1);
- M_AST(REG_ZERO, REG_ITMP1, OFFSET(java_objectarray, data[0]));
+ M_AST(REG_ZERO, REG_ITMP1, OFFSET(java_objectarray_t, data[0]));
break;
fieldtype = uf->fieldref->parseddesc.fd->type;
disp = dseg_add_unique_address(cd, uf);
- codegen_add_patch_ref(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_add_patch_ref(cd, PATCHER_initialize_class, fi->class,
+ patcher_add_patch_ref(jd, PATCHER_initialize_class, fi->class,
0);
}
fieldtype = uf->fieldref->parseddesc.fd->type;
disp = dseg_add_unique_address(cd, uf);
- codegen_add_patch_ref(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_add_patch_ref(cd, PATCHER_initialize_class, fi->class,
+ patcher_add_patch_ref(jd, PATCHER_initialize_class, fi->class,
0);
}
fieldtype = uf->fieldref->parseddesc.fd->type;
disp = dseg_add_unique_address(cd, uf);
- codegen_add_patch_ref(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_add_patch_ref(cd, PATCHER_initialize_class, fi->class,
+ patcher_add_patch_ref(jd, PATCHER_initialize_class, fi->class,
0);
}
case ICMD_GETFIELD: /* ... ==> ..., value */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- emit_nullpointer_check(cd, s1);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
uf = iptr->sx.s23.s3.uf;
fieldtype = uf->fieldref->parseddesc.fd->type;
disp = 0;
- codegen_add_patch_ref(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;
disp = fi->offset;
}
+ /* implicit null-pointer check */
switch (fieldtype) {
case TYPE_INT:
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
case ICMD_PUTFIELD: /* ..., objectref, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- emit_nullpointer_check(cd, s1);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
uf = iptr->sx.s23.s3.uf;
s2 = emit_load_s2(jd, iptr, REG_FTMP2);
if (INSTRUCTION_IS_UNRESOLVED(iptr))
- codegen_add_patch_ref(cd, PATCHER_get_putfield, uf, 0);
+ patcher_add_patch_ref(jd, PATCHER_get_putfield, uf, 0);
+ /* implicit null-pointer check */
switch (fieldtype) {
case TYPE_INT:
M_IST(s2, s1, disp);
/* following NOP) */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- emit_nullpointer_check(cd, s1);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
uf = iptr->sx.s23.s3.uf;
fieldtype = uf->fieldref->parseddesc.fd->type;
disp = 0;
- codegen_add_patch_ref(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;
disp = fi->offset;
}
+ /* implicit null-pointer check */
switch (fieldtype) {
case TYPE_INT:
M_IST(REG_ZERO, s1, disp);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
unresolved_class *uc = iptr->sx.s23.s2.uc;
- codegen_add_patch_ref(cd, PATCHER_resolve_class, uc, 0);
+ patcher_add_patch_ref(jd, PATCHER_resolve_class, uc, 0);
}
#endif /* ENABLE_VERIFIER */
case ICMD_GOTO: /* ... ==> ... */
case ICMD_RET: /* ... ==> ... */
- M_BR(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_br(cd, iptr->dst.block);
ALIGNCODENOP;
break;
case ICMD_JSR: /* ... ==> ... */
- M_BR(0);
- codegen_add_branch_ref(cd, iptr->sx.s23.s3.jsrtarget.block);
+ emit_br(cd, iptr->sx.s23.s3.jsrtarget.block);
ALIGNCODENOP;
break;
case ICMD_IFNULL: /* ..., value ==> ... */
+ case ICMD_IFNONNULL:
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- M_BEQZ(s1, 0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IFNONNULL: /* ..., value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- M_BNEZ(s1, 0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bccz(cd, iptr->dst.block, iptr->opc - ICMD_IFNULL, s1, BRANCH_OPT_NONE);
break;
case ICMD_IFEQ: /* ..., value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (iptr->sx.val.i == 0) {
- M_BEQZ(s1, 0);
- }
+ if (iptr->sx.val.i == 0)
+ emit_beqz(cd, iptr->dst.block, s1);
else {
- if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255)) {
+ if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255))
M_CMPEQ_IMM(s1, iptr->sx.val.i, REG_ITMP1);
- }
else {
ICONST(REG_ITMP2, iptr->sx.val.i);
M_CMPEQ(s1, REG_ITMP2, REG_ITMP1);
- }
- M_BNEZ(REG_ITMP1, 0);
}
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bnez(cd, iptr->dst.block, REG_ITMP1);
+ }
break;
case ICMD_IFLT: /* ..., value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (iptr->sx.val.i == 0) {
- M_BLTZ(s1, 0);
- }
+ if (iptr->sx.val.i == 0)
+ emit_bltz(cd, iptr->dst.block, s1);
else {
- if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255)) {
+ if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255))
M_CMPLT_IMM(s1, iptr->sx.val.i, REG_ITMP1);
- }
else {
ICONST(REG_ITMP2, iptr->sx.val.i);
M_CMPLT(s1, REG_ITMP2, REG_ITMP1);
- }
- M_BNEZ(REG_ITMP1, 0);
}
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bnez(cd, iptr->dst.block, REG_ITMP1);
+ }
break;
case ICMD_IFLE: /* ..., value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (iptr->sx.val.i == 0) {
- M_BLEZ(s1, 0);
- }
+ if (iptr->sx.val.i == 0)
+ emit_blez(cd, iptr->dst.block, s1);
else {
- if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255)) {
+ if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255))
M_CMPLE_IMM(s1, iptr->sx.val.i, REG_ITMP1);
- }
else {
ICONST(REG_ITMP2, iptr->sx.val.i);
M_CMPLE(s1, REG_ITMP2, REG_ITMP1);
- }
- M_BNEZ(REG_ITMP1, 0);
}
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bnez(cd, iptr->dst.block, REG_ITMP1);
+ }
break;
case ICMD_IFNE: /* ..., value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (iptr->sx.val.i == 0) {
- M_BNEZ(s1, 0);
- }
+ if (iptr->sx.val.i == 0)
+ emit_bnez(cd, iptr->dst.block, s1);
else {
- if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255)) {
+ if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255))
M_CMPEQ_IMM(s1, iptr->sx.val.i, REG_ITMP1);
- }
else {
ICONST(REG_ITMP2, iptr->sx.val.i);
M_CMPEQ(s1, REG_ITMP2, REG_ITMP1);
- }
- M_BEQZ(REG_ITMP1, 0);
}
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_beqz(cd, iptr->dst.block, REG_ITMP1);
+ }
break;
case ICMD_IFGT: /* ..., value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (iptr->sx.val.i == 0) {
- M_BGTZ(s1, 0);
- }
+ if (iptr->sx.val.i == 0)
+ emit_bgtz(cd, iptr->dst.block, s1);
else {
- if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255)) {
+ if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255))
M_CMPLE_IMM(s1, iptr->sx.val.i, REG_ITMP1);
- }
else {
ICONST(REG_ITMP2, iptr->sx.val.i);
M_CMPLE(s1, REG_ITMP2, REG_ITMP1);
- }
- M_BEQZ(REG_ITMP1, 0);
}
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_beqz(cd, iptr->dst.block, REG_ITMP1);
+ }
break;
case ICMD_IFGE: /* ..., value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (iptr->sx.val.i == 0) {
- M_BGEZ(s1, 0);
- }
+ if (iptr->sx.val.i == 0)
+ emit_bgez(cd, iptr->dst.block, s1);
else {
- if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255)) {
+ if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255))
M_CMPLT_IMM(s1, iptr->sx.val.i, REG_ITMP1);
- }
else {
ICONST(REG_ITMP2, iptr->sx.val.i);
M_CMPLT(s1, REG_ITMP2, REG_ITMP1);
- }
- M_BEQZ(REG_ITMP1, 0);
}
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_beqz(cd, iptr->dst.block, REG_ITMP1);
+ }
break;
case ICMD_IF_LEQ: /* ..., value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (iptr->sx.val.l == 0) {
- M_BEQZ(s1, 0);
- }
+ if (iptr->sx.val.l == 0)
+ emit_beqz(cd, iptr->dst.block, s1);
else {
- if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255)) {
+ if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255))
M_CMPEQ_IMM(s1, iptr->sx.val.l, REG_ITMP1);
- }
else {
LCONST(REG_ITMP2, iptr->sx.val.l);
M_CMPEQ(s1, REG_ITMP2, REG_ITMP1);
- }
- M_BNEZ(REG_ITMP1, 0);
}
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bnez(cd, iptr->dst.block, REG_ITMP1);
+ }
break;
case ICMD_IF_LLT: /* ..., value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (iptr->sx.val.l == 0) {
- M_BLTZ(s1, 0);
- }
+ if (iptr->sx.val.l == 0)
+ emit_bltz(cd, iptr->dst.block, s1);
else {
- if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255)) {
+ if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255))
M_CMPLT_IMM(s1, iptr->sx.val.l, REG_ITMP1);
- }
else {
LCONST(REG_ITMP2, iptr->sx.val.l);
M_CMPLT(s1, REG_ITMP2, REG_ITMP1);
- }
- M_BNEZ(REG_ITMP1, 0);
}
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bnez(cd, iptr->dst.block, REG_ITMP1);
+ }
break;
case ICMD_IF_LLE: /* ..., value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (iptr->sx.val.l == 0) {
- M_BLEZ(s1, 0);
- }
+ if (iptr->sx.val.l == 0)
+ emit_blez(cd, iptr->dst.block, s1);
else {
- if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255)) {
+ if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255))
M_CMPLE_IMM(s1, iptr->sx.val.l, REG_ITMP1);
- }
else {
LCONST(REG_ITMP2, iptr->sx.val.l);
M_CMPLE(s1, REG_ITMP2, REG_ITMP1);
- }
- M_BNEZ(REG_ITMP1, 0);
}
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bnez(cd, iptr->dst.block, REG_ITMP1);
+ }
break;
case ICMD_IF_LNE: /* ..., value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (iptr->sx.val.l == 0) {
- M_BNEZ(s1, 0);
- }
+ if (iptr->sx.val.l == 0)
+ emit_bnez(cd, iptr->dst.block, s1);
else {
- if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255)) {
+ if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255))
M_CMPEQ_IMM(s1, iptr->sx.val.l, REG_ITMP1);
- }
else {
LCONST(REG_ITMP2, iptr->sx.val.l);
M_CMPEQ(s1, REG_ITMP2, REG_ITMP1);
- }
- M_BEQZ(REG_ITMP1, 0);
}
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_beqz(cd, iptr->dst.block, REG_ITMP1);
+ }
break;
case ICMD_IF_LGT: /* ..., value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (iptr->sx.val.l == 0) {
- M_BGTZ(s1, 0);
- }
+ if (iptr->sx.val.l == 0)
+ emit_bgtz(cd, iptr->dst.block, s1);
else {
- if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255)) {
+ if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255))
M_CMPLE_IMM(s1, iptr->sx.val.l, REG_ITMP1);
- }
else {
LCONST(REG_ITMP2, iptr->sx.val.l);
M_CMPLE(s1, REG_ITMP2, REG_ITMP1);
- }
- M_BEQZ(REG_ITMP1, 0);
}
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_beqz(cd, iptr->dst.block, REG_ITMP1);
+ }
break;
case ICMD_IF_LGE: /* ..., value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (iptr->sx.val.l == 0) {
- M_BGEZ(s1, 0);
- }
+ if (iptr->sx.val.l == 0)
+ emit_bgez(cd, iptr->dst.block, s1);
else {
- if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255)) {
+ if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255))
M_CMPLT_IMM(s1, iptr->sx.val.l, REG_ITMP1);
- }
else {
LCONST(REG_ITMP2, iptr->sx.val.l);
M_CMPLT(s1, REG_ITMP2, REG_ITMP1);
- }
- M_BEQZ(REG_ITMP1, 0);
}
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_beqz(cd, iptr->dst.block, REG_ITMP1);
+ }
break;
case ICMD_IF_ICMPEQ: /* ..., value, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
M_CMPEQ(s1, s2, REG_ITMP1);
- M_BNEZ(REG_ITMP1, 0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bnez(cd, iptr->dst.block, REG_ITMP1);
break;
case ICMD_IF_ICMPNE: /* ..., value, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
M_CMPEQ(s1, s2, REG_ITMP1);
- M_BEQZ(REG_ITMP1, 0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_beqz(cd, iptr->dst.block, REG_ITMP1);
break;
case ICMD_IF_ICMPLT: /* ..., value, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
M_CMPLT(s1, s2, REG_ITMP1);
- M_BNEZ(REG_ITMP1, 0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bnez(cd, iptr->dst.block, REG_ITMP1);
break;
case ICMD_IF_ICMPGT: /* ..., value, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
M_CMPLE(s1, s2, REG_ITMP1);
- M_BEQZ(REG_ITMP1, 0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_beqz(cd, iptr->dst.block, REG_ITMP1);
break;
case ICMD_IF_ICMPLE: /* ..., value, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
M_CMPLE(s1, s2, REG_ITMP1);
- M_BNEZ(REG_ITMP1, 0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bnez(cd, iptr->dst.block, REG_ITMP1);
break;
case ICMD_IF_ICMPGE: /* ..., value, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
M_CMPLT(s1, s2, REG_ITMP1);
- M_BEQZ(REG_ITMP1, 0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_beqz(cd, iptr->dst.block, REG_ITMP1);
break;
case ICMD_IRETURN: /* ..., retvalue ==> ... */
case ICMD_LRETURN:
+ REPLACEMENT_POINT_RETURN(cd, iptr);
s1 = emit_load_s1(jd, iptr, REG_RESULT);
M_INTMOVE(s1, REG_RESULT);
goto nowperformreturn;
case ICMD_ARETURN: /* ..., retvalue ==> ... */
+ REPLACEMENT_POINT_RETURN(cd, iptr);
s1 = emit_load_s1(jd, iptr, REG_RESULT);
M_INTMOVE(s1, REG_RESULT);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
unresolved_class *uc = iptr->sx.s23.s2.uc;
- codegen_add_patch_ref(cd, PATCHER_resolve_class, uc, 0);
+ patcher_add_patch_ref(jd, PATCHER_resolve_class, uc, 0);
}
#endif /* ENABLE_VERIFIER */
goto nowperformreturn;
case ICMD_FRETURN: /* ..., retvalue ==> ... */
case ICMD_DRETURN:
+ REPLACEMENT_POINT_RETURN(cd, iptr);
s1 = emit_load_s1(jd, iptr, REG_FRESULT);
M_FLTMOVE(s1, REG_FRESULT);
goto nowperformreturn;
case ICMD_RETURN: /* ... ==> ... */
+ REPLACEMENT_POINT_RETURN(cd, iptr);
+
nowperformreturn:
{
s4 i, p;
M_LDA(REG_ITMP2, REG_ZERO, i - 1);
M_CMPULE(REG_ITMP1, REG_ITMP2, REG_ITMP2);
}
- M_BEQZ(REG_ITMP2, 0);
- codegen_add_branch_ref(cd, table[0].block);
+ emit_beqz(cd, table[0].block, REG_ITMP2);
/* build jump table top down and use address of lowest entry */
}
M_CMPEQ(s1, REG_ITMP2, REG_ITMP2);
}
- M_BNEZ(REG_ITMP2, 0);
- codegen_add_branch_ref(cd, lookup->target.block);
+ emit_bnez(cd, lookup->target.block, REG_ITMP2);
lookup++;
}
- M_BR(0);
-
- codegen_add_branch_ref(cd, iptr->sx.s23.s3.lookupdefault.block);
-
+ emit_br(cd, iptr->sx.s23.s3.lookupdefault.block);
ALIGNCODENOP;
break;
}
case ICMD_BUILTIN: /* ..., arg1, arg2, arg3 ==> ... */
+ REPLACEMENT_POINT_FORGC_BUILTIN(cd, iptr);
+
bte = iptr->sx.s23.s3.bte;
md = bte->md;
goto gen_method;
case ICMD_INVOKEVIRTUAL:/* op1 = arg count, val.a = method pointer */
case ICMD_INVOKEINTERFACE:
+ REPLACEMENT_POINT_INVOKE(cd, iptr);
+
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
lm = NULL;
um = iptr->sx.s23.s3.um;
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);
- M_DST(d, REG_SP, md->params[s3].regoff * 8);
+ 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 */
+
+ /* generate the actual call */
+
+ M_JSR(REG_RA, REG_PV);
+ REPLACEMENT_POINT_FORGC_BUILTIN_RETURN(cd, iptr);
+ disp = (s4) (cd->mcodeptr - cd->mcodebase);
+ M_LDA(REG_PV, REG_RA, -disp);
+
+ emit_exception_check(cd, iptr);
break;
case ICMD_INVOKESPECIAL:
- M_BEQZ(REG_A0, 0);
- codegen_add_nullpointerexception_ref(cd);
- /* fall through */
+ emit_nullpointer_check(cd, iptr, REG_A0);
+ /* fall-through */
case ICMD_INVOKESTATIC:
if (lm == NULL) {
disp = dseg_add_unique_address(cd, um);
- codegen_add_patch_ref(cd, PATCHER_invokestatic_special,
+ patcher_add_patch_ref(jd, PATCHER_invokestatic_special,
um, disp);
}
else
disp = dseg_add_address(cd, lm->stubroutine);
M_ALD(REG_PV, REG_PV, disp); /* method pointer in r27 */
+
+ /* generate the actual call */
+
+ M_JSR(REG_RA, REG_PV);
+ REPLACEMENT_POINT_INVOKE_RETURN(cd, iptr);
+ disp = (s4) (cd->mcodeptr - cd->mcodebase);
+ M_LDA(REG_PV, REG_RA, -disp);
break;
case ICMD_INVOKEVIRTUAL:
- emit_nullpointer_check(cd, REG_A0);
-
if (lm == NULL) {
- codegen_add_patch_ref(cd, PATCHER_invokevirtual, um, 0);
+ patcher_add_patch_ref(jd, PATCHER_invokevirtual, um, 0);
s1 = 0;
}
s1 = OFFSET(vftbl_t, table[0]) +
sizeof(methodptr) * lm->vftblindex;
- M_ALD(REG_METHODPTR, REG_A0,
- OFFSET(java_objectheader, vftbl));
+ /* implicit null-pointer check */
+ M_ALD(REG_METHODPTR, REG_A0, OFFSET(java_object_t, vftbl));
M_ALD(REG_PV, REG_METHODPTR, s1);
+
+ /* generate the actual call */
+
+ M_JSR(REG_RA, REG_PV);
+ REPLACEMENT_POINT_INVOKE_RETURN(cd, iptr);
+ disp = (s4) (cd->mcodeptr - cd->mcodebase);
+ M_LDA(REG_PV, REG_RA, -disp);
break;
case ICMD_INVOKEINTERFACE:
- emit_nullpointer_check(cd, REG_A0);
-
if (lm == NULL) {
- codegen_add_patch_ref(cd, PATCHER_invokeinterface, um, 0);
+ patcher_add_patch_ref(jd, PATCHER_invokeinterface, um, 0);
s1 = 0;
s2 = 0;
s2 = sizeof(methodptr) * (lm - lm->class->methods);
}
- M_ALD(REG_METHODPTR, REG_A0,
- OFFSET(java_objectheader, vftbl));
+ /* implicit null-pointer check */
+ 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);
- break;
- }
-
- /* generate the actual call */
- M_JSR(REG_RA, REG_PV);
- disp = (s4) (cd->mcodeptr - cd->mcodebase);
- M_LDA(REG_PV, REG_RA, -disp);
+ /* generate the actual call */
- /* actually only used for ICMD_BUILTIN */
-
- if (INSTRUCTION_MUST_CHECK(iptr)) {
- M_BEQZ(REG_RESULT, 0);
- codegen_add_fillinstacktrace_ref(cd);
+ M_JSR(REG_RA, REG_PV);
+ REPLACEMENT_POINT_INVOKE_RETURN(cd, iptr);
+ disp = (s4) (cd->mcodeptr - cd->mcodebase);
+ M_LDA(REG_PV, REG_RA, -disp);
+ break;
}
/* store the return value */
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->diffval));
- */
-
if (!(iptr->flags.bits & INS_FLAG_ARRAY)) {
/* object type cast-check */
classinfo *super;
- vftbl_t *supervftbl;
s4 superindex;
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
- super = NULL;
+ super = NULL;
superindex = 0;
- supervftbl = NULL;
}
else {
- super = iptr->sx.s23.s3.c.cls;
+ 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
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ if ((super == NULL) || !(super->flags & ACC_INTERFACE))
+ CODEGEN_CRITICAL_SECTION_NEW;
- /* calculate interface checkcast code size */
-
- s2 = 6;
- if (super == NULL)
- s2 += opt_shownops ? 1 : 0;
-
- /* calculate class checkcast code size */
-
- s3 = 9 /* 8 + (s1 == REG_ITMP1) */;
- if (super == NULL)
- s3 += opt_shownops ? 1 : 0;
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
/* if class is not resolved, check which code to call */
if (super == NULL) {
- M_BEQZ(s1, 4 + (opt_shownops ? 1 : 0) + s2 + 1 + s3);
+ emit_label_beqz(cd, BRANCH_LABEL_1, s1);
disp = dseg_add_unique_s4(cd, 0); /* super->flags */
- codegen_add_patch_ref(cd, PATCHER_resolve_classref_to_flags,
+ patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_flags,
iptr->sx.s23.s3.c.ref,
disp);
disp = dseg_add_s4(cd, ACC_INTERFACE);
M_ILD(REG_ITMP3, REG_PV, disp);
M_AND(REG_ITMP2, REG_ITMP3, REG_ITMP2);
- M_BEQZ(REG_ITMP2, s2 + 1);
+ emit_label_beqz(cd, BRANCH_LABEL_2, REG_ITMP2);
}
/* interface checkcast code */
if ((super == NULL) || (super->flags & ACC_INTERFACE)) {
if (super == NULL) {
- codegen_add_patch_ref(cd,
- PATCHER_checkcast_instanceof_interface,
+ patcher_add_patch_ref(jd,
+ PATCHER_checkcast_interface,
iptr->sx.s23.s3.c.ref,
0);
}
else
- M_BEQZ(s1, s2);
+ emit_label_beqz(cd, BRANCH_LABEL_3, s1);
- 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_LDA(REG_ITMP3, REG_ITMP3, -superindex);
- M_BLEZ(REG_ITMP3, 0);
- codegen_add_classcastexception_ref(cd, s1);
+ emit_classcast_check(cd, iptr, BRANCH_LE, REG_ITMP3, s1);
+
M_ALD(REG_ITMP3, REG_ITMP2,
(s4) (OFFSET(vftbl_t, interfacetable[0]) -
superindex * sizeof(methodptr*)));
- M_BEQZ(REG_ITMP3, 0);
- codegen_add_classcastexception_ref(cd, s1);
+ emit_classcast_check(cd, iptr, BRANCH_EQ, REG_ITMP3, s1);
if (super == NULL)
- M_BR(s3);
+ emit_label_br(cd, BRANCH_LABEL_4);
+ else
+ emit_label(cd, BRANCH_LABEL_3);
}
/* class checkcast code */
if ((super == NULL) || !(super->flags & ACC_INTERFACE)) {
if (super == NULL) {
+ emit_label(cd, BRANCH_LABEL_2);
+
disp = dseg_add_unique_address(cd, NULL);
- codegen_add_patch_ref(cd,
+ patcher_add_patch_ref(jd,
PATCHER_resolve_classref_to_vftbl,
iptr->sx.s23.s3.c.ref,
disp);
}
else {
- disp = dseg_add_address(cd, supervftbl);
+ disp = dseg_add_address(cd, super->vftbl);
- M_BEQZ(s1, s3);
+ emit_label_beqz(cd, BRANCH_LABEL_5, s1);
}
- M_ALD(REG_ITMP2, s1, OFFSET(java_objectheader, vftbl));
+ M_ALD(REG_ITMP2, s1, OFFSET(java_object_t, vftbl));
M_ALD(REG_ITMP3, REG_PV, disp);
-#if defined(ENABLE_THREADS)
- codegen_threadcritstart(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+
+ CODEGEN_CRITICAL_SECTION_START;
+
M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, baseval));
/* if (s1 != REG_ITMP1) { */
/* M_ILD(REG_ITMP1, REG_ITMP3, OFFSET(vftbl_t, baseval)); */
M_ISUB(REG_ITMP2, REG_ITMP3, REG_ITMP2);
M_ALD(REG_ITMP3, REG_PV, disp);
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_CMPULE(REG_ITMP2, REG_ITMP3, REG_ITMP3);
- M_BEQZ(REG_ITMP3, 0);
- codegen_add_classcastexception_ref(cd, s1);
+ emit_classcast_check(cd, iptr, BRANCH_EQ, REG_ITMP3, s1);
+
+ if (super != NULL)
+ emit_label(cd, BRANCH_LABEL_5);
+ }
+
+ if (super == NULL) {
+ emit_label(cd, BRANCH_LABEL_1);
+ emit_label(cd, BRANCH_LABEL_4);
}
d = codegen_reg_of_dst(jd, iptr, s1);
s1 = emit_load_s1(jd, iptr, REG_A0);
M_INTMOVE(s1, REG_A0);
- disp = dseg_addaddress(cd, iptr->sx.s23.s3.c.cls);
-
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
- codegen_add_patch_ref(cd,
+ disp = dseg_add_unique_address(cd, NULL);
+
+ patcher_add_patch_ref(jd,
PATCHER_resolve_classref_to_classinfo,
iptr->sx.s23.s3.c.ref,
disp);
}
+ else
+ disp = dseg_add_address(cd, iptr->sx.s23.s3.c.cls);
M_ALD(REG_A1, REG_PV, disp);
- disp = dseg_addaddress(cd, BUILTIN_arraycheckcast);
+ disp = dseg_add_functionptr(cd, BUILTIN_arraycheckcast);
M_ALD(REG_PV, REG_PV, disp);
M_JSR(REG_RA, REG_PV);
disp = (s4) (cd->mcodeptr - cd->mcodebase);
M_LDA(REG_PV, REG_RA, -disp);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- M_BEQZ(REG_RESULT, 0);
- codegen_add_classcastexception_ref(cd, s1);
+ emit_classcast_check(cd, iptr, BRANCH_EQ, REG_RESULT, s1);
d = codegen_reg_of_dst(jd, iptr, s1);
}
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;
vftbl_t *supervftbl;
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);
+
if (s1 == d) {
M_MOV(s1, REG_ITMP1);
s1 = REG_ITMP1;
}
- /* calculate interface instanceof code size */
-
- s2 = 6;
- if (super == NULL)
- s2 += (d == REG_ITMP2 ? 1 : 0) + (opt_shownops ? 1 : 0);
-
- /* calculate class instanceof code size */
-
- s3 = 7;
- if (super == NULL)
- s3 += (opt_shownops ? 1 : 0);
-
/* if class is not resolved, check which code to call */
if (super == NULL) {
M_CLR(d);
- M_BEQZ(s1, 4 + (opt_shownops ? 1 : 0) + s2 + 1 + s3);
+ emit_label_beqz(cd, BRANCH_LABEL_1, s1);
disp = dseg_add_unique_s4(cd, 0); /* super->flags */
- codegen_add_patch_ref(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);
disp = dseg_add_s4(cd, ACC_INTERFACE);
M_ILD(REG_ITMP2, REG_PV, disp);
M_AND(REG_ITMP3, REG_ITMP2, REG_ITMP3);
- M_BEQZ(REG_ITMP3, s2 + 1);
+ emit_label_beqz(cd, BRANCH_LABEL_2, REG_ITMP3);
}
/* interface instanceof code */
if (d == REG_ITMP2)
M_CLR(d);
- codegen_add_patch_ref(cd,
- PATCHER_checkcast_instanceof_interface,
+ patcher_add_patch_ref(jd,
+ PATCHER_instanceof_interface,
iptr->sx.s23.s3.c.ref, 0);
}
else {
M_CLR(d);
- M_BEQZ(s1, s2);
+ emit_label_beqz(cd, BRANCH_LABEL_3, s1);
}
- 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_LDA(REG_ITMP3, REG_ITMP3, -superindex);
M_BLEZ(REG_ITMP3, 2);
M_CMPULT(REG_ZERO, REG_ITMP1, d); /* REG_ITMP1 != 0 */
if (super == NULL)
- M_BR(s3);
+ emit_label_br(cd, BRANCH_LABEL_4);
+ else
+ emit_label(cd, BRANCH_LABEL_3);
}
/* class instanceof code */
if ((super == NULL) || !(super->flags & ACC_INTERFACE)) {
if (super == NULL) {
+ emit_label(cd, BRANCH_LABEL_2);
+
disp = dseg_add_unique_address(cd, NULL);
- codegen_add_patch_ref(cd, PATCHER_resolve_classref_to_vftbl,
+ patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_vftbl,
iptr->sx.s23.s3.c.ref,
disp);
}
disp = dseg_add_address(cd, supervftbl);
M_CLR(d);
- M_BEQZ(s1, s3);
+ emit_label_beqz(cd, BRANCH_LABEL_5, s1);
}
- 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_CMPULE(REG_ITMP1, REG_ITMP2, d);
+
+ if (super != NULL)
+ emit_label(cd, BRANCH_LABEL_5);
}
+
+ if (super == NULL) {
+ emit_label(cd, BRANCH_LABEL_1);
+ emit_label(cd, BRANCH_LABEL_4);
+ }
+
emit_store_dst(jd, iptr, d);
}
break;
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
disp = dseg_add_unique_address(cd, 0);
- codegen_add_patch_ref(cd, PATCHER_resolve_classref_to_classinfo,
+ patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_classinfo,
iptr->sx.s23.s3.c.ref,
disp);
}
/* check for exception before result assignment */
- M_BEQZ(REG_RESULT, 0);
- codegen_add_fillinstacktrace_ref(cd);
+ emit_exception_check(cd, iptr);
d = codegen_reg_of_dst(jd, iptr, REG_RESULT);
M_INTMOVE(REG_RESULT, d);
break;
default:
- *exceptionptr =
- new_internalerror("Unknown ICMD %d", iptr->opc);
+ exceptions_throw_internalerror("Unknown ICMD %d during code generation",
+ iptr->opc);
return false;
} /* switch */
dseg_createlinenumbertable(cd);
- /* generate stubs */
-
- emit_exception_stubs(jd);
- emit_patcher_stubs(jd);
-#if 0
- emit_replacement_stubs(jd);
-#endif
+ /* generate traps */
- codegen_finish(jd);
+ emit_patcher_traps(jd);
/* everything's ok */
}
-/* createcompilerstub **********************************************************
+/* codegen_emit_stub_compiler **************************************************
- Creates a stub routine which calls the compiler.
+ Emits a stub routine which calls the compiler.
*******************************************************************************/
-#define COMPILERSTUB_DATASIZE 3 * SIZEOF_VOID_P
-#define COMPILERSTUB_CODESIZE 3 * 4
+void codegen_emit_stub_compiler(jitdata *jd)
+{
+ methodinfo *m;
+ codegendata *cd;
+
+ /* get required compiler data */
+
+ m = jd->m;
+ cd = jd->cd;
-#define COMPILERSTUB_SIZE COMPILERSTUB_DATASIZE + COMPILERSTUB_CODESIZE
+ /* code for the stub */
+
+ M_ALD(REG_ITMP1, REG_PV, -2 * 8); /* load codeinfo pointer */
+ M_ALD(REG_PV, REG_PV, -3 * 8); /* load pointer to the compiler */
+ M_JMP(REG_ZERO, REG_PV); /* jump to the compiler */
+}
-u1 *createcompilerstub(methodinfo *m)
+/* codegen_emit_stub_builtin ***************************************************
+
+ Emits a stub routine which calls a builtin function.
+
+*******************************************************************************/
+
+void codegen_emit_stub_builtin(jitdata *jd, builtintable_entry *bte)
{
- u1 *s; /* memory to hold the stub */
- ptrint *d;
codeinfo *code;
codegendata *cd;
- s4 dumpsize; /* code generation pointer */
+ methoddesc *md;
+ s4 i;
+ s4 disp;
+ s4 s1;
- s = CNEW(u1, COMPILERSTUB_SIZE);
+ /* get required compiler data */
- /* set data pointer and code pointer */
+ code = jd->code;
+ cd = jd->cd;
+
+ /* set some variables */
- d = (ptrint *) s;
- s = s + COMPILERSTUB_DATASIZE;
+ md = bte->md;
- /* mark start of dump memory area */
+ /* calculate stack frame size */
- dumpsize = dump_size();
+ cd->stackframesize =
+ 1 + /* return address */
+ sizeof(stackframeinfo) / SIZEOF_VOID_P +
+ md->paramcount;
- cd = DNEW(codegendata);
- cd->mcodeptr = s;
+ /* 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 */
- /* Store the codeinfo pointer in the same place as in the
- methodheader for compiled methods. */
+ /* generate stub code */
- code = code_codeinfo_new(m);
+ M_LDA(REG_SP, REG_SP, -(cd->stackframesize * 8));
+ M_AST(REG_RA, REG_SP, cd->stackframesize * 8 - SIZEOF_VOID_P);
- d[0] = (ptrint) asm_call_jit_compiler;
- d[1] = (ptrint) m;
- d[2] = (ptrint) code;
- /* code for the stub */
+#if defined(ENABLE_GC_CACAO)
+ /* Save callee saved integer registers in stackframeinfo (GC may
+ need to recover them during a collection). */
- M_ALD(REG_ITMP1, REG_PV, -2 * 8); /* load codeinfo pointer */
- M_ALD(REG_PV, REG_PV, -3 * 8); /* load pointer to the compiler */
- M_JMP(REG_ZERO, REG_PV); /* jump to the compiler */
+ disp = cd->stackframesize * 8 - SIZEOF_VOID_P - sizeof(stackframeinfo) +
+ OFFSET(stackframeinfo, intregs);
-#if defined(ENABLE_STATISTICS)
- if (opt_stat)
- count_cstub_len += COMPILERSTUB_SIZE;
+ for (i = 0; i < INT_SAV_CNT; i++)
+ M_AST(abi_registers_integer_saved[i], REG_SP, disp + i * 8);
#endif
- /* release dump area */
+ /* 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_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;
+ }
+ }
+ }
+
+ /* prepare data structures for native function call */
+
+ M_LDA(REG_A0, REG_SP, cd->stackframesize * 8 - SIZEOF_VOID_P);
+ M_MOV(REG_PV, REG_A1);
+ M_LDA(REG_A2, REG_SP, cd->stackframesize * 8);
+ M_ALD(REG_A3, REG_SP, cd->stackframesize * 8 - SIZEOF_VOID_P);
+ disp = dseg_add_functionptr(cd, codegen_stub_builtin_enter);
+ M_ALD(REG_PV, REG_PV, disp);
+ M_JSR(REG_RA, REG_PV);
+ disp = (s4) (cd->mcodeptr - cd->mcodebase);
+ M_LDA(REG_PV, REG_RA, -disp);
+
+ /* 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_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;
+ }
+ }
+ }
+
+ /* do the builtin function call */
+
+ disp = dseg_add_functionptr(cd, bte->fp);
+ M_ALD(REG_PV, REG_PV, disp);
+ M_JSR(REG_RA, REG_PV);
+ disp = (s4) (cd->mcodeptr - cd->mcodebase);
+ M_LDA(REG_PV, REG_RA, -disp); /* recompute pv from ra */
+
+ /* save return value */
+
+ 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;
+ }
+
+ /* remove native stackframe info */
+
+ M_LDA(REG_A0, REG_SP, cd->stackframesize * 8 - SIZEOF_VOID_P);
+ disp = dseg_add_functionptr(cd, codegen_stub_builtin_exit);
+ M_ALD(REG_PV, REG_PV, disp);
+ M_JSR(REG_RA, REG_PV);
+ disp = (s4) (cd->mcodeptr - cd->mcodebase);
+ M_LDA(REG_PV, REG_RA, -disp);
+ M_MOV(REG_RESULT, REG_ITMP1_XPTR);
+
+ /* restore return value */
+
+ 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;
+ }
+
+#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_VOID_P - sizeof(stackframeinfo) +
+ OFFSET(stackframeinfo, intregs);
+
+ for (i = 0; i < INT_SAV_CNT; i++)
+ M_ALD(abi_registers_integer_saved[i], REG_SP, disp + i * 8);
+#endif
- dump_release(dumpsize);
+ M_ALD(REG_RA, REG_SP, (cd->stackframesize - 1) * 8); /* get RA */
+ M_LDA(REG_SP, REG_SP, cd->stackframesize * 8);
- return s;
+ M_RET(REG_ZERO, REG_RA); /* return to caller */
}
-/* 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, disp;
- s4 funcdisp; /* displacement of the function */
+ methodinfo *m;
+ codeinfo *code;
+ codegendata *cd;
+ methoddesc *md;
+ s4 nativeparams;
+ s4 i, j; /* count variables */
+ s4 t;
+ s4 s1, s2, disp;
+ s4 funcdisp; /* displacement of the function */
/* get required compiler data */
m = jd->m;
code = jd->code;
cd = jd->cd;
- rd = jd->rd;
/* initialize variables */
sizeof(stackframeinfo) / SIZEOF_VOID_P +
sizeof(localref_table) / SIZEOF_VOID_P +
1 + /* methodinfo for call trace */
- (md->paramcount > INT_ARG_CNT ? INT_ARG_CNT : md->paramcount) +
+ md->paramcount +
nmd->memuse;
/* create method header */
funcdisp = dseg_add_functionptr(cd, f);
-#if !defined(WITH_STATIC_CLASSPATH)
if (f == NULL)
- codegen_add_patch_ref(cd, PATCHER_resolve_native_function, m, funcdisp);
+ 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 * 8 - SIZEOF_VOID_P - sizeof(stackframeinfo) +
+ OFFSET(stackframeinfo, intregs);
+
+ for (i = 0; i < INT_SAV_CNT; i++)
+ M_AST(abi_registers_integer_saved[i], REG_SP, disp + i * 8);
#endif
/* save integer and float argument registers */
- for (i = 0, j = 0; i < md->paramcount && i < INT_ARG_CNT; i++) {
- if (IS_INT_LNG_TYPE(md->paramtypes[i].type)) {
- M_LST(rd->argintregs[i], REG_SP, j * 8);
- j++;
- }
- }
+ for (i = 0; i < md->paramcount; i++) {
+ if (!md->params[i].inmemory) {
+ s1 = md->params[i].regoff;
- for (i = 0; i < md->paramcount && i < FLT_ARG_CNT; i++) {
- if (IS_FLT_DBL_TYPE(md->paramtypes[i].type)) {
- M_DST(rd->argfltregs[i], 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;
+ }
}
}
/* prepare data structures for native function call */
- M_LDA(REG_A0, REG_SP, cd->stackframesize * 8 - SIZEOF_VOID_P);
+ M_MOV(REG_SP, REG_A0);
M_MOV(REG_PV, REG_A1);
- M_LDA(REG_A2, REG_SP, cd->stackframesize * 8);
- M_ALD(REG_A3, REG_SP, cd->stackframesize * 8 - SIZEOF_VOID_P);
disp = dseg_add_functionptr(cd, codegen_start_native_call);
M_ALD(REG_PV, REG_PV, disp);
M_JSR(REG_RA, REG_PV);
disp = (s4) (cd->mcodeptr - cd->mcodebase);
M_LDA(REG_PV, REG_RA, -disp);
+ /* remember class argument */
+
+ if (m->flags & ACC_STATIC)
+ M_MOV(REG_RESULT, REG_ITMP3);
+
/* restore integer and float argument registers */
- for (i = 0, j = 0; i < md->paramcount && i < INT_ARG_CNT; i++) {
- if (IS_INT_LNG_TYPE(md->paramtypes[i].type)) {
- M_LLD(rd->argintregs[i], REG_SP, j * 8);
- j++;
- }
- }
+ for (i = 0; i < md->paramcount; i++) {
+ if (!md->params[i].inmemory) {
+ s1 = md->params[i].regoff;
- for (i = 0; i < md->paramcount && i < FLT_ARG_CNT; i++) {
- if (IS_FLT_DBL_TYPE(md->paramtypes[i].type)) {
- M_DLD(rd->argfltregs[i], 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;
+ }
}
}
if (IS_INT_LNG_TYPE(t)) {
if (!md->params[i].inmemory) {
- s1 = rd->argintregs[md->params[i].regoff];
+ s1 = md->params[i].regoff;
+ s2 = nmd->params[j].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;
+ else
+ M_LST(s1, REG_SP, s2);
+ }
+ else {
+ s1 = md->params[i].regoff + cd->stackframesize * 8;
s2 = nmd->params[j].regoff;
- M_LLD(REG_ITMP1, REG_SP, s1 * 8);
- M_LST(REG_ITMP1, REG_SP, s2 * 8);
+ M_LLD(REG_ITMP1, REG_SP, s1);
+ M_LST(REG_ITMP1, REG_SP, s2);
}
-
- } else {
+ }
+ else {
if (!md->params[i].inmemory) {
- s1 = rd->argfltregs[md->params[i].regoff];
+ s1 = md->params[i].regoff;
+ s2 = nmd->params[j].regoff;
- if (!nmd->params[j].inmemory) {
- s2 = rd->argfltregs[nmd->params[j].regoff];
+ if (!nmd->params[j].inmemory)
M_FLTMOVE(s1, s2);
-
- } else {
- s2 = nmd->params[j].regoff;
+ else {
if (IS_2_WORD_TYPE(t))
- M_DST(s1, REG_SP, s2 * 8);
+ M_DST(s1, REG_SP, s2);
else
- M_FST(s1, REG_SP, s2 * 8);
+ M_FST(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_DLD(REG_FTMP1, REG_SP, s1 * 8);
+ M_DLD(REG_FTMP1, REG_SP, s1);
if (IS_2_WORD_TYPE(t))
- M_DST(REG_FTMP1, REG_SP, s2 * 8);
+ M_DST(REG_FTMP1, REG_SP, s2);
else
- M_FST(REG_FTMP1, REG_SP, s2 * 8);
+ 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 */
/* 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;
}
/* call finished trace */
/* 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;
}
+#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_VOID_P - sizeof(stackframeinfo) +
+ OFFSET(stackframeinfo, intregs);
+
+ for (i = 0; i < INT_SAV_CNT; i++)
+ M_ALD(abi_registers_integer_saved[i], REG_SP, disp + i * 8);
+#endif
+
M_ALD(REG_RA, REG_SP, (cd->stackframesize - 1) * 8); /* get RA */
M_LDA(REG_SP, REG_SP, cd->stackframesize * 8);
M_ALD(REG_ITMP3, REG_PV, disp); /* load asm exception handler address */
M_JMP(REG_ZERO, REG_ITMP3); /* jump to asm exception handler */
-
/* generate patcher stubs */
- emit_patcher_stubs(jd);
-
- codegen_finish(jd);
-
- return code->entrypoint;
+ emit_patcher_traps(jd);
}