Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
- $Id: codegen.c 7582 2007-03-26 09:27:10Z tbfg $
-
*/
#include "config.h"
#include <assert.h>
+#include <stdint.h>
#include <stdio.h>
#include <signal.h>
#include "mm/memory.h"
+#include "native/localref.h"
#include "native/native.h"
+#include "threads/lock-common.h"
+
#include "vm/builtin.h"
#include "vm/exceptions.h"
#include "vm/global.h"
#include "vm/stringlocal.h"
#include "vm/vm.h"
+#include "vm/jit/abi.h"
#include "vm/jit/abi-asm.h"
#include "vm/jit/md.h"
#include "vm/jit/asmpart.h"
# include "vm/jit/allocator/lsra.h"
#endif
-#if defined(ENABLE_THREADS)
-# include "threads/native/lock.h"
-#endif
-
/* codegen_emit ****************************************************************
/* prevent compiler warnings */
- d = 0;
- lm = NULL;
+ d = 0;
+ lm = NULL;
+ um = NULL;
bte = NULL;
+ uf = NULL;
{
s4 i, p, t, l;
l++;
if (varindex == UNUSED)
continue;
+
var = VAR(varindex);
- s1 = md->params[p].regoff;
- if (IS_INT_LNG_TYPE(t)) { /* integer args */
- if (!md->params[p].inmemory) { /* register arguments */
- s2 = rd->argintregs[s1];
- if (!IS_INMEMORY(var->flags)) {
- 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;
- }
- }
+ s1 = md->params[p].regoff;
- } 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);
+ if (IS_INT_LNG_TYPE(t)) {
+ if (!md->params[p].inmemory) {
+ if (!IS_INMEMORY(var->flags))
+ M_INTMOVE(s1, var->vv.regoff);
+ else
+ M_LST(s1, REG_SP, var->vv.regoff);
+ }
+ else {
+ 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 {
+ 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 (!(var->flags & INMEMORY)) {
+ if (IS_2_WORD_TYPE(t))
+ M_DLD(var->vv.regoff, REG_SP, cd->stackframesize * 8 + s1);
+ else
+ M_DLD(var->vv.regoff, REG_SP, cd->stackframesize * 8 + s1);
}
-
- } else { /* stack arguments */
- if (!(var->flags & INMEMORY)) { /* stack-arg -> register */
- if (IS_2_WORD_TYPE(t)) {
- M_DLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1) * 8);
- } else {
- M_DLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1) * 8);
- }
- } else { /* stack-arg -> spilled */
- var->vv.regoff = cd->stackframesize + s1;
- }
+ else
+ var->vv.regoff = cd->stackframesize * 8 + s1;
}
}
- } /* end for */
+ }
/* save monitorenter argument */
/* stackoffset for argument used for LOCK_monitor_exit */
s1 = rd->memuse;
+
#if !defined (NDEBUG)
if (JITDATA_HAS_FLAG_VERBOSECALL(jd)) {
M_AADD_IMM(REG_SP, -((LA_SIZE_IN_POINTERS + PA_SIZE_IN_POINTERS + ARG_CNT) * 8), REG_SP);
for (p = 0; p < INT_ARG_CNT; p++)
- M_LST(rd->argintregs[p], REG_SP, LA_SIZE + PA_SIZE + p * 8);
+ M_LST(abi_registers_integer_argument[p], REG_SP, LA_SIZE + PA_SIZE + p * 8);
for (p = 0; p < FLT_ARG_CNT; p++)
- M_DST(rd->argfltregs[p], REG_SP, LA_SIZE + PA_SIZE + (INT_ARG_CNT + p) * 8);
+ M_DST(abi_registers_float_argument[p], REG_SP, LA_SIZE + PA_SIZE + (INT_ARG_CNT + p) * 8);
/* used for LOCK_monitor_exit, adopt size because we created another stackframe */
s1 += (LA_SIZE_IN_POINTERS + PA_SIZE_IN_POINTERS + ARG_CNT);
}
#endif
+
p = dseg_add_functionptr(cd, LOCK_monitor_enter);
M_ALD(REG_ITMP3, REG_PV, p);
M_ALD(REG_ITMP3, REG_ITMP3, 0); /* TOC */
if (m->flags & ACC_STATIC) {
p = dseg_add_address(cd, &m->class->object.header);
- M_ALD(rd->argintregs[0], REG_PV, p);
+ M_ALD(REG_A0, REG_PV, p);
}
else {
- M_TST(rd->argintregs[0]);
+ M_TST(REG_A0);
M_BNE(1);
M_ALD_INTERN(REG_ZERO, REG_ZERO, EXCEPTION_HARDWARE_NULLPOINTER);
}
- M_AST(rd->argintregs[0], REG_SP, s1 * 8); /* rd->memuse * 8 */
+ M_AST(REG_A0, REG_SP, s1 * 8); /* rd->memuse * 8 */
M_JSR;
-#if !defined (NDEBUG)
+
+#if !defined(NDEBUG)
if (JITDATA_HAS_FLAG_VERBOSECALL(jd)) {
for (p = 0; p < INT_ARG_CNT; p++)
- M_LLD(rd->argintregs[p], REG_SP, LA_SIZE + PA_SIZE + p * 8);
+ M_LLD(abi_registers_integer_argument[p], REG_SP, LA_SIZE + PA_SIZE + p * 8);
for (p = 0; p < FLT_ARG_CNT; p++)
- M_DLD(rd->argfltregs[p], REG_SP, LA_SIZE + PA_SIZE + (INT_ARG_CNT + p) * 8);
+ M_DLD(abi_registers_float_argument[p], REG_SP, LA_SIZE + PA_SIZE + (INT_ARG_CNT + p) * 8);
M_AADD_IMM(REG_SP, (LA_SIZE_IN_POINTERS + PA_SIZE_IN_POINTERS + ARG_CNT) * 8, REG_SP);
}
#if !defined (NDEBUG)
if (JITDATA_HAS_FLAG_VERBOSECALL(jd))
emit_verbosecall_enter(jd);
+#endif
}
-#endif
/* end of header generation */
/* copy interface registers to their destination */
len = bptr->indepth;
- MCODECHECK(64+len);
+ MCODECHECK(128+len);
#if defined(ENABLE_LSRA)
if (opt_lsra) {
currentline = 0;
for (iptr = bptr->iinstr; len > 0; len--, iptr++) {
- bool sign_ext = false;
if (iptr->line != currentline) {
dseg_addlinenumber(cd, iptr->line);
currentline = iptr->line;
}
- MCODECHECK(64); /* an instruction usually needs < 64 words */
+ MCODECHECK(128); /* an instruction usually needs < 64 words */
switch (iptr->opc) {
case ICMD_NOP: /* ... ==> ... */
case ICMD_ILOAD: /* ... ==> ..., content of local variable */
case ICMD_ALOAD: /* s1.localindex = local variable */
case ICMD_LLOAD:
- case ICMD_FLOAD: /* ... ==> ..., content of local variable */
- case ICMD_DLOAD: /* ... ==> ..., content of local variable */
+ case ICMD_FLOAD:
+ case ICMD_DLOAD:
case ICMD_ISTORE: /* ..., value ==> ... */
case ICMD_LSTORE:
- case ICMD_FSTORE: /* ..., value ==> ... */
- case ICMD_DSTORE: /* ..., value ==> ... */
+ 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:
if (!(iptr->flags.bits & INS_FLAG_RETADDR))
- emit_copy(jd, iptr, VAROP(iptr->s1), VAROP(iptr->dst));
+ emit_copy(jd, iptr);
break;
/* integer operations *************************************************/
case ICMD_INEG: /* ..., value ==> ..., - value */
- sign_ext = true;
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ M_NEG(s1, d);
+ M_EXTSW(d, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
case ICMD_LNEG:
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_NEG(s1, d);
- if (sign_ext) M_EXTSW(d, d);
emit_store_dst(jd, iptr, d);
break;
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_SUB(s1, s2, d);
+ M_EXTSW(d, d);
emit_store_dst(jd, iptr, d);
break;
break;
case ICMD_IDIV:
- sign_ext = true;
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
+ emit_arithmetic_check(cd, iptr, s2);
+
+ M_DIV(s1, s2, d);
+ M_EXTSW(d, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
case ICMD_LDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
M_DIV(s1, s2, d);
/* we need to test if divident was 0x8000000000000, bit OV is set in XER in this case */
/* we only need to check this if we did a LDIV, not for IDIV */
- if (!sign_ext) {
- M_MFXER(REG_ITMP2);
- M_ANDIS(REG_ITMP2, 0x4000, REG_ITMP2); /* test OV */
- M_BLE(1);
- M_MOV(s1, d); /* java specs says result == dividend */
- }
- if (sign_ext) M_EXTSW(d, d);
+ M_MFXER(REG_ITMP2);
+ M_ANDIS(REG_ITMP2, 0x4000, REG_ITMP2); /* test OV */
+ M_BLE(1);
+ M_MOV(s1, d); /* java specs says result == dividend */
emit_store_dst(jd, iptr, d);
break;
case ICMD_IREM:
- sign_ext = true;
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ emit_arithmetic_check(cd, iptr, s2);
+
+ M_DIV(s1, s2, REG_ITMP3);
+ M_MUL(REG_ITMP3, s2, REG_ITMP2);
+ M_SUB(s1, REG_ITMP2, REG_ITMP3);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
+
+ M_MOV(REG_ITMP3, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+
case ICMD_LREM: /* ..., val1, val2 ==> ..., val1 % val2 */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
M_DIV(s1, s2, REG_ITMP3);
/* we need to test if divident was 0x8000000000000, bit OV is set in XER in this case */
/* we only need to check this if we did a LDIV, not for IDIV */
- if (!sign_ext) {
- M_MFXER(REG_ITMP2);
- M_ANDIS(REG_ITMP2, 0x4000, REG_ITMP2); /* test OV */
- M_BLE(2);
- LCONST(REG_ITMP3, 0); /* result == 0 in this case */
- M_BR(2);
- }
+ M_MFXER(REG_ITMP2);
+ M_ANDIS(REG_ITMP2, 0x4000, REG_ITMP2); /* test OV */
+ M_BLE(2);
+ LCONST(REG_ITMP3, 0); /* result == 0 in this case */
+ M_BR(2);
M_MUL(REG_ITMP3, s2, REG_ITMP2);
M_SUB(s1, REG_ITMP2, REG_ITMP3);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
M_MOV(REG_ITMP3, d);
- emit_store_dst(jd, iptr, REG_ITMP1);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IMUL: /* ..., val1, val2 ==> ..., val1 * val2 */
- sign_ext = true;
+ 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);
+ M_MUL(s1, s2, d);
+ M_EXTSW(d, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
case ICMD_LMUL:
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);
M_MUL(s1, s2, d);
- if (sign_ext) M_EXTSW(d, d);
emit_store_dst(jd, iptr, d);
break;
break;
case ICMD_IDIVPOW2: /* ..., value ==> ..., value << constant */
-
+
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
M_SRA_IMM(s1, iptr->sx.val.i, d);
M_ADDZE(d, d);
+ M_EXTSW(d, d);
emit_store_dst(jd, iptr, d);
break;
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_AND_IMM(s2, 0x1f, REG_ITMP2);
- M_SRL(s1, REG_ITMP2, d);
+ M_MOV(s1, REG_ITMP1);
+ M_CLR_HIGH(REG_ITMP1);
+ M_SRL(REG_ITMP1, REG_ITMP2, d);
+ M_EXTSW(d,d); /* for the case it was shift 0 bits */
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
if (iptr->sx.val.i & 0x1f) {
- M_SRL_IMM(s1, iptr->sx.val.i & 0x1f, d);
+ M_MOV(s1, REG_ITMP1);
+ M_CLR_HIGH(REG_ITMP1);
+ M_SRA_IMM(REG_ITMP1, iptr->sx.val.i & 0x1f, d);
} else {
M_INTMOVE(s1, d);
}
emit_store_dst(jd, iptr, d);
break;
+
+ case ICMD_LSHLCONST:
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ M_SLL_IMM(s1, iptr->sx.val.i & 0x3f, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+ case ICMD_LSHL:
+ 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);
+ M_AND_IMM(s2, 0x3f, REG_ITMP2);
+ M_SLL(s1, REG_ITMP2, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+ case ICMD_LSHRCONST:
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ M_SRA_IMM(s1, iptr->sx.val.i & 0x3f, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+ case ICMD_LSHR:
+ 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);
+ M_AND_IMM(s2, 0x3f, REG_ITMP2);
+ M_SRA(s1, REG_ITMP2, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+ case ICMD_LUSHRCONST:
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ M_SRL_IMM(s1, iptr->sx.val.i & 0x3f, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+ case ICMD_LUSHR:
+ 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);
+ M_AND_IMM(s2, 0x3f, REG_ITMP2);
+ M_SRL(s1, REG_ITMP2, d);
+ emit_store_dst(jd, iptr, d);
+ break;
case ICMD_IAND: /* ..., val1, val2 ==> ..., val1 & val2 */
- case ICMD_LAND:
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
+ M_AND(s1, s2, d);
+/* M_EXTSW(d, d);*/
+ emit_store_dst(jd, iptr, d);
+ break;
+ case ICMD_LAND:
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
/* sx.val.i = constant */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+#if 0
+ /* fast division, result in REG_ITMP3) */
+ M_SRA_IMM(s1, iptr->sx.val.i, REG_ITMP3);
+ M_ADDZE(REG_ITMP3, REG_ITMP3);
+
+ M_SUB(s1, REG_ITMP3, d);
+ M_EXTSW(d, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+#else
+
M_MOV(s1, REG_ITMP2);
M_CMPI(s1, 0);
- M_BGE(1 + 2*(iptr->sx.val.i >= 32768));
+ M_BGE(1 + 3*(iptr->sx.val.i >= 32768));
if (iptr->sx.val.i >= 32768) {
M_ADDIS(REG_ZERO, iptr->sx.val.i >> 16, REG_ITMP2);
+ M_EXTSW(REG_ITMP2, REG_ITMP2);
M_OR_IMM(REG_ITMP2, iptr->sx.val.i, REG_ITMP2);
M_IADD(s1, REG_ITMP2, REG_ITMP2);
} else {
M_EXTSW(d, d);
emit_store_dst(jd, iptr, d);
break;
+#endif
case ICMD_IOR: /* ..., val1, val2 ==> ..., val1 | val2 */
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
+ M_OR(s1, s2, d);
+/* M_EXTSW(d,d);*/
+ emit_store_dst(jd, iptr, d);
+ break;
+
case ICMD_LOR:
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
emit_nullpointer_check(cd, iptr, s1);
- 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_LWAX(d, s1, REG_ITMP2);
emit_store_dst(jd, iptr, d);
M_SLL_IMM(s2, 3, REG_ITMP2);
M_IADD(s1, REG_ITMP2, REG_ITMP2);
/* implicit null-pointer check */
- 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, 3, 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_ALDX(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);
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(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_LSTX(s3, s1, REG_ITMP2);
break;
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;
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_SLL_IMM(s2, 3, 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_ASTX(s3, s1, REG_ITMP2);
break;
case ICMD_GETSTATIC: /* ... ==> ..., value */
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
- uf = iptr->sx.s23.s3.uf;
-
+ uf = iptr->sx.s23.s3.uf;
fieldtype = uf->fieldref->parseddesc.fd->type;
- disp = dseg_add_unique_address(cd, NULL);
+ disp = dseg_add_unique_address(cd, NULL);
codegen_addpatchref(cd, PATCHER_get_putstatic,
iptr->sx.s23.s3.uf, disp);
- } else {
- fieldinfo *fi = iptr->sx.s23.s3.fmiref->p.field;
-
+ }
+ 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_clinit, fi->class, disp);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
- uf = iptr->sx.s23.s3.uf;
-
+ uf = iptr->sx.s23.s3.uf;
fieldtype = uf->fieldref->parseddesc.fd->type;
- disp = dseg_add_unique_address(cd, NULL);
+ disp = dseg_add_unique_address(cd, NULL);
codegen_addpatchref(cd, PATCHER_get_putstatic,
iptr->sx.s23.s3.uf, disp);
- } else {
- fieldinfo *fi = iptr->sx.s23.s3.fmiref->p.field;
-
+ }
+ 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_clinit, fi->class, disp);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
- uf = iptr->sx.s23.s3.uf;
+ uf = iptr->sx.s23.s3.uf;
fieldtype = uf->fieldref->parseddesc.fd->type;
- disp = 0;
+ disp = 0;
codegen_addpatchref(cd, PATCHER_get_putfield, uf, 0);
- } else {
- fi = iptr->sx.s23.s3.fmiref->p.field;
+ }
+ else {
+ fi = iptr->sx.s23.s3.fmiref->p.field;
fieldtype = fi->type;
- disp = fi->offset;
+ disp = fi->offset;
}
/* implicit null-pointer check */
/* call trace function */
#if !defined(NDEBUG)
- if (JITDATA_HAS_FLAG_VERBOSECALL(jd)) {
+ if (JITDATA_HAS_FLAG_VERBOSECALL(jd))
emit_verbosecall_exit(jd);
- }
#endif
#if defined(ENABLE_THREADS)
break;
}
- M_ALD(rd->argintregs[0], REG_SP, rd->memuse * 8);
+ M_ALD(REG_A0, REG_SP, rd->memuse * 8);
M_JSR;
/* and now restore the proper return value */
i = iptr->sx.s23.s2.lookupcount;
- MCODECHECK((i<<2)+8);
+ MCODECHECK((i<<3)+8);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
while (--i >= 0) {
val = lookup->value;
gen_method:
s3 = md->paramcount;
- MCODECHECK((s3 << 1) + 64);
+ MCODECHECK((s3 << 2) + 128);
/* copy arguments to registers or stack location */
for (s3 = s3 - 1; s3 >= 0; s3--) {
var = VAR(iptr->sx.s23.s2.args[s3]);
+ d = md->params[s3].regoff;
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_LNGMOVE(d, s1);
- } 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, d);
+ M_LNGMOVE(s1, d);
}
- } else {
+ else {
+ 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);
- } 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, d);
+ M_FLTMOVE(s1, d);
+ }
+ else {
+ s1 = emit_load(jd, iptr, var, REG_FTMP1);
+ M_DST(s1, REG_SP, d);
}
}
- } /* end of for */
+ }
switch (iptr->opc) {
case ICMD_BUILTIN:
}
/* 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 */
}
/* 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);
s4 superindex;
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
- super = NULL;
+ super = NULL;
superindex = 0;
- } else {
- super = iptr->sx.s23.s3.c.cls;
+ }
+ else {
+ super = iptr->sx.s23.s3.c.cls;
superindex = super->index;
}
-
-#if defined(ENABLE_THREADS)
- codegen_threadcritrestart(cd, cd->mcodeptr - cd->mcodebase);
-#endif
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
-
- /* calculate interface checkcast code size */
-
- s2 = 9;
-#if defined(SOFTEX)
- s2 += CODEGENDATA_HAS_FLAG_LONGBRANCHES(cd) ? 2 : 0;
-#endif
- if (super == NULL)
- s2 += (opt_shownops ? 1 : 0);
-
- /* calculate class checkcast code size */
+
+ if ((super == NULL) || !(super->flags & ACC_INTERFACE)) {
+ CODEGEN_CRITICAL_SECTION_NEW;
+ }
- s3 = 10 + (s1 == REG_ITMP1);
-#if defined(SOFTEX)
- s3 += CODEGENDATA_HAS_FLAG_LONGBRANCHES(cd) ? 1 : 0;
-#endif
- 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_TST(s1);
- M_BEQ(3 + (opt_shownops ? 1 : 0) + s2 + 1 + s3);
-
+ emit_label_beq(cd, BRANCH_LABEL_1);
disp = dseg_add_unique_s4(cd, 0); /* super->flags */
codegen_addpatchref(cd,
M_ILD(REG_ITMP2, REG_PV, disp);
M_AND_IMM(REG_ITMP2, ACC_INTERFACE, REG_ITMP2);
- M_BEQ(s2 + 1);
+
+ emit_label_beq(cd, BRANCH_LABEL_2);
}
/* interface checkcast code */
0);
} else {
M_TST(s1);
- M_BEQ(s2);
+ 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);
M_TST(REG_ITMP3);
emit_classcast_check(cd, iptr, BRANCH_EQ, REG_ITMP3, s1);
- if (!super)
- M_BR(s3);
+ if (super == NULL) {
+ 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_addpatchref(cd, PATCHER_checkcast_class,
iptr->sx.s23.s3.c.ref,
} else {
disp = dseg_add_address(cd, super->vftbl);
M_TST(s1);
- M_BEQ(s3);
+ 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_SUB(REG_ITMP3, REG_ITMP1, REG_ITMP3);
M_EXTSW(REG_ITMP3, REG_ITMP3);
} else {
M_EXTSW(REG_ITMP3, 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 (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);
} else {
/* array type cast-check */
- s1 = emit_load_s1(jd, iptr, rd->argintregs[0]);
- M_INTMOVE(s1, rd->argintregs[0]);
+ s1 = emit_load_s1(jd, iptr, REG_A0);
+ M_INTMOVE(s1, REG_A0);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
disp = dseg_add_address(cd, iptr->sx.s23.s3.c.cls);
}
- M_ALD(rd->argintregs[1], REG_PV, disp);
+ M_ALD(REG_A1, REG_PV, disp);
disp = dseg_add_functionptr(cd, BUILTIN_arraycheckcast);
M_ALD(REG_ITMP2, REG_PV, disp);
M_ALD(REG_ITMP2, REG_ITMP2, 0); /* TOC */
{
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
+ 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) {
s1 = REG_ITMP1;
}
- /* calculate interface instanceof code size */
-
- s2 = 8;
- if (!super)
- s2 += (opt_shownops ? 1 : 0);
-
- /* calculate class instanceof code size */
-
- s3 = 11;
- if (super == NULL)
- s3 += (opt_shownops ? 1 : 0);
-
M_CLR(d);
/* if class is not resolved, check which code to call */
if (super == NULL) {
M_TST(s1);
- M_BEQ(3 + (opt_shownops ? 1 : 0) + s2 + 1 + s3);
-
+ emit_label_beq(cd, BRANCH_LABEL_1);
disp = dseg_add_unique_s4(cd, 0); /* super->flags */
codegen_addpatchref(cd, PATCHER_checkcast_instanceof_flags,
M_ILD(REG_ITMP3, REG_PV, disp);
M_AND_IMM(REG_ITMP3, ACC_INTERFACE, REG_ITMP3);
- M_BEQ(s2 + 1);
+ emit_label_beq(cd, BRANCH_LABEL_2);
}
/* interface instanceof code */
- if (!super || (super->flags & ACC_INTERFACE)) {
- if (super) {
- M_TST(s1);
- M_BEQ(s2);
-
- } else {
+ if ((super == NULL) || (super->flags & ACC_INTERFACE)) {
+ if (super == NULL) {
codegen_addpatchref(cd,
PATCHER_instanceof_interface,
iptr->sx.s23.s3.c.ref, 0);
+
+ } else {
+ M_TST(s1);
+ 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);
M_BEQ(1);
M_IADD_IMM(REG_ZERO, 1, d);
- if (super == NULL)
- M_BR(s3);
+ if (super == NULL) {
+ 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) {
- disp = dseg_add_address(cd, supervftbl);
- M_TST(s1);
- M_BEQ(s3);
+ if (super == NULL) {
+ emit_label(cd, BRANCH_LABEL_2);
- } else {
disp = dseg_add_unique_address(cd, NULL);
codegen_addpatchref(cd, PATCHER_instanceof_class,
iptr->sx.s23.s3.c.ref,
disp);
+
+ } else {
+ disp = dseg_add_address(cd, super->vftbl);
+ M_TST(s1);
+ 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_SUB(REG_ITMP1, REG_ITMP3, REG_ITMP1);
M_EXTSW(REG_ITMP1, REG_ITMP1);
M_CMPU(REG_ITMP1, REG_ITMP2);
M_CLR(d);
M_BGT(1);
M_IADD_IMM(REG_ZERO, 1, 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;
/* check for negative sizes and copy sizes to stack if necessary */
- MCODECHECK((iptr->s1.argcount << 1) + 64);
+ MCODECHECK((iptr->s1.argcount << 2) + 128);
for (s1 = iptr->s1.argcount; --s1 >= 0; ) {
/* a0 = dimension count */
- ICONST(rd->argintregs[0], iptr->s1.argcount);
+ ICONST(REG_A0, iptr->s1.argcount);
/* is patcher function set? */
/* a1 = arraydescriptor */
- M_ALD(rd->argintregs[1], REG_PV, disp);
+ M_ALD(REG_A1, REG_PV, disp);
/* a2 = pointer to dimensions = stack pointer */
#if defined(__DARWIN__)
- M_LDA(rd->argintregs[2], REG_SP, LA_SIZE + INT_ARG_CNT * 8);
+ M_LDA(REG_A2, REG_SP, LA_SIZE + INT_ARG_CNT * 8);
#else
- M_LDA(rd->argintregs[2], REG_SP, LA_SIZE + 3 * 8);
+ M_LDA(REG_A2, REG_SP, LA_SIZE + 3 * 8);
#endif
disp = dseg_add_functionptr(cd, BUILTIN_multianewarray);
/* generate stubs */
emit_patcher_stubs(jd);
- REPLACEMENT_EMIT_STUBS(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 4 * 4
-
-#define COMPILERSTUB_SIZE COMPILERSTUB_DATASIZE + COMPILERSTUB_CODESIZE
-
-
-u1 *createcompilerstub(methodinfo *m)
+void codegen_emit_stub_compiler(jitdata *jd)
{
- u1 *s; /* memory to hold the stub */
- ptrint *d;
+ methodinfo *m;
codegendata *cd;
- s4 dumpsize;
-
- s = CNEW(u1, COMPILERSTUB_SIZE);
-
- /* set data pointer and code pointer */
- d = (ptrint *) s;
- s = s + COMPILERSTUB_DATASIZE;
-
- /* mark start of dump memory area */
-
- dumpsize = dump_size();
-
- cd = DNEW(codegendata);
- cd->mcodeptr = s;
+ /* get required compiler data */
- /* Store the codeinfo pointer in the same place as in the
- methodheader for compiled methods. */
+ m = jd->m;
+ cd = jd->cd;
- d[0] = (ptrint) asm_call_jit_compiler;
- d[1] = (ptrint) m;
- d[2] = (ptrint) &d[1]; /* fake code->m */
+ /* code for the stub */
M_ALD_INTERN(REG_ITMP1, REG_PV, -2 * SIZEOF_VOID_P);
M_ALD_INTERN(REG_PV, REG_PV, -3 * SIZEOF_VOID_P);
M_MTCTR(REG_PV);
M_RTS;
-
- md_cacheflush((u1 *) d, COMPILERSTUB_SIZE);
-
-#if defined(ENABLE_STATISTICS)
- if (opt_stat)
- count_cstub_len += COMPILERSTUB_SIZE;
-#endif
-
- /* release dump area */
-
- dump_release(dumpsize);
-
- return s;
}
-/* 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;
+ methodinfo *m;
+ codeinfo *code;
+ codegendata *cd;
+ methoddesc *md;
+ s4 nativeparams;
+ s4 i, j;
+ 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 */
M_STDU(REG_SP, REG_SP, -(cd->stackframesize * 8));
#if !defined(NDEBUG)
- if (JITDATA_HAS_FLAG_VERBOSECALL(jd)) {
+ if (JITDATA_HAS_FLAG_VERBOSECALL(jd))
emit_verbosecall_enter(jd);
- }
#endif
+
/* get function address (this must happen before the stackframeinfo) */
funcdisp = dseg_add_functionptr(cd, f);
if (IS_INT_LNG_TYPE(t)) {
if (!md->params[i].inmemory) {
s1 = md->params[i].regoff;
- M_LST(rd->argintregs[s1], REG_SP, LA_SIZE + PA_SIZE + 4*8 + j * 8);
+ M_LST(s1, REG_SP, LA_SIZE + PA_SIZE + 4*8 + j * 8);
j++;
}
}
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 + PA_SIZE + 4*8 + j * 8);
+ M_DST(s1, REG_SP, LA_SIZE + PA_SIZE + 4*8 + j * 8);
j++;
}
}
/* create native stack info */
- M_AADD_IMM(REG_SP, cd->stackframesize * 8, rd->argintregs[0]);
- M_MOV(REG_PV, rd->argintregs[1]);
- M_AADD_IMM(REG_SP, cd->stackframesize * 8, rd->argintregs[2]);
- M_ALD(rd->argintregs[3], REG_SP, cd->stackframesize * 8 + LA_LR_OFFSET);
+ 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_start_native_call);
M_ALD(REG_ITMP1, REG_PV, disp);
if (IS_INT_LNG_TYPE(t)) {
if (!md->params[i].inmemory) {
s1 = md->params[i].regoff;
- M_LLD(rd->argintregs[s1], REG_SP, LA_SIZE + PA_SIZE + 4 * 8 + j * 8);
+ M_LLD(s1, REG_SP, LA_SIZE + PA_SIZE + 4 * 8 + j * 8);
j++;
}
}
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 + PA_SIZE + 4 * 8 + j * 8);
+ M_DLD(s1, REG_SP, LA_SIZE + PA_SIZE + 4 * 8 + j * 8);
j++;
}
}
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 {
/* 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;
- 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);
- } else {
- M_FST(REG_FTMP1, REG_SP, s2 * 8 + 4);
- }
+ if (IS_2_WORD_TYPE(t))
+ M_DST(REG_FTMP1, REG_SP, s2);
+ else
+ M_FST(REG_FTMP1, REG_SP, s2 + 4);
}
}
}
if (m->flags & ACC_STATIC) {
disp = dseg_add_unique_address(cd, m->class);
- M_ALD(rd->argintregs[1], REG_PV, disp);
+ M_ALD(REG_A1, REG_PV, disp);
}
/* put env into first argument register */
disp = dseg_add_unique_address(cd, _Jv_env);
- M_ALD(rd->argintregs[0], REG_PV, disp);
+ M_ALD(REG_A0, REG_PV, disp);
/* generate the actual native call */
/* native functions have a different TOC for sure */
}
}
+#if !defined(NDEBUG)
/* print call trace */
-#if ! defined(NDEBGUU)
+
if (JITDATA_HAS_FLAG_VERBOSECALL(jd)) {
emit_verbosecall_exit(jd);
}
#endif
+
/* remove native stackframe info */
- M_AADD_IMM(REG_SP, cd->stackframesize * 8, rd->argintregs[0]);
+ M_AADD_IMM(REG_SP, cd->stackframesize * 8, REG_A0);
disp = dseg_add_functionptr(cd, codegen_finish_native_call);
M_ALD(REG_ITMP1, REG_PV, disp);
M_ALD(REG_ITMP1, REG_ITMP1, 0); /* XXX what about TOC? */
/* generate patcher stub call code */
- {
- patchref *pref;
- u4 mcode;
- u1 *savedmcodeptr;
- u1 *tmpmcodeptr;
-
- for (pref = cd->patchrefs; pref != NULL; pref = pref->next) {
- /* Get machine code which is patched back in later. The
- call is 1 instruction word long. */
-
- tmpmcodeptr = cd->mcodebase + pref->branchpos;
-
- mcode = *((u4 *) tmpmcodeptr);
-
- /* Patch in the call to call the following code (done at
- compile time). */
-
- savedmcodeptr = cd->mcodeptr; /* save current mcodeptr */
- cd->mcodeptr = tmpmcodeptr; /* set mcodeptr to patch position */
-
- disp = ((u4 *) savedmcodeptr) - (((u4 *) tmpmcodeptr) + 1);
- M_BL(disp);
-
- cd->mcodeptr = savedmcodeptr; /* restore the current mcodeptr */
-
- /* create stack frame - keep stack 16-byte aligned */
-
- M_AADD_IMM(REG_SP, -8 * 8, REG_SP);
-
- /* move return address onto stack */
-
- M_MFLR(REG_ZERO);
- M_AST(REG_ZERO, REG_SP, 5 * 8);
-
- /* move pointer to java_objectheader onto stack */
-
-#if defined(ENABLE_THREADS)
- /* order reversed because of data segment layout */
-
- (void) dseg_add_unique_address(cd, NULL); /* flcword */
- (void) dseg_add_unique_address(cd, lock_get_initial_lock_word()); /* monitorPtr */
- disp = dseg_add_unique_address(cd, NULL); /* vftbl */
-
- M_LDA(REG_ITMP3, REG_PV, disp);
- M_AST(REG_ITMP3, REG_SP, 4 * 8);
-#else
- /* do nothing */
-#endif
-
- /* move machine code onto stack */
-
- disp = dseg_add_unique_s4(cd, mcode);
- M_ILD(REG_ITMP3, REG_PV, disp);
- M_IST(REG_ITMP3, REG_SP, 3 * 8);
-
- /* move class/method/field reference onto stack */
-
- disp = dseg_add_unique_address(cd, pref->ref);
- M_ALD(REG_ITMP3, REG_PV, disp);
- M_AST(REG_ITMP3, REG_SP, 2 * 8);
-
- /* move data segment displacement onto stack */
-
- disp = dseg_add_unique_s4(cd, pref->disp);
- M_ILD(REG_ITMP3, REG_PV, disp);
- M_IST(REG_ITMP3, REG_SP, 1 * 8);
-
- /* move patcher function pointer onto stack */
-
- disp = dseg_add_functionptr(cd, pref->patcher);
- M_ALD(REG_ITMP3, REG_PV, disp);
- M_AST(REG_ITMP3, REG_SP, 0 * 8);
-
- disp = dseg_add_functionptr(cd, asm_patcher_wrapper);
- M_ALD(REG_ITMP3, REG_PV, disp);
- M_MTCTR(REG_ITMP3);
- M_RTS;
- }
- }
-
- codegen_finish(jd);
-
- return code->entrypoint;
+ emit_patcher_stubs(jd);
}