/* src/vm/jit/powerpc/codegen.c - machine code generator for 32-bit PowerPC
- 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
+ Copyright (C) 1996-2005, 2006, 2007, 2008
+ CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
This file is part of CACAO.
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
- $Id: codegen.c 8297 2007-08-12 00:02:48Z michi $
-
*/
#include "mm/memory.h"
-#include "native/localref.h"
-#include "native/native.h"
+#include "native/localref.hpp"
+#include "native/native.hpp"
-#include "threads/lock-common.h"
+#include "threads/lock.hpp"
-#include "vm/builtin.h"
-#include "vm/exceptions.h"
+#include "vm/jit/builtin.hpp"
+#include "vm/exceptions.hpp"
#include "vm/global.h"
-#include "vm/stringlocal.h"
-#include "vm/vm.h"
+#include "vm/loader.hpp"
+#include "vm/options.h"
+#include "vm/vm.hpp"
#include "vm/jit/abi.h"
#include "vm/jit/abi-asm.h"
#include "vm/jit/asmpart.h"
-#include "vm/jit/codegen-common.h"
+#include "vm/jit/codegen-common.hpp"
#include "vm/jit/dseg.h"
-#include "vm/jit/emit-common.h"
-#include "vm/jit/jit.h"
-#include "vm/jit/md.h"
+#include "vm/jit/emit-common.hpp"
+#include "vm/jit/jit.hpp"
+#include "vm/jit/linenumbertable.hpp"
#include "vm/jit/methodheader.h"
-#include "vm/jit/parse.h"
-#include "vm/jit/patcher-common.h"
+#include "vm/jit/parse.hpp"
+#include "vm/jit/patcher-common.hpp"
#include "vm/jit/reg.h"
-#include "vm/jit/replace.h"
-#include "vm/jit/stacktrace.h"
+#include "vm/jit/replace.hpp"
+#include "vm/jit/stacktrace.hpp"
+#include "vm/jit/trap.h"
#if defined(ENABLE_LSRA)
# include "vm/jit/allocator/lsra.h"
#endif
-#include "vmcore/loader.h"
-#include "vmcore/options.h"
-
/* codegen *********************************************************************
codegendata *cd;
registerdata *rd;
s4 len, s1, s2, s3, d, disp;
- ptrint a;
varinfo *var;
basicblock *bptr;
instruction *iptr;
- exception_entry *ex;
u2 currentline;
methodinfo *lm; /* local methodinfo for ICMD_INVOKE* */
unresolved_method *um;
fieldinfo *fi;
unresolved_field *uf;
s4 fieldtype;
- s4 varindex;
+ s4 varindex;
+ int i;
/* get required compiler data */
not be shared with place to save the return register on PPC,
since both values reside in R3. */
- if (checksync && (m->flags & ACC_SYNCHRONIZED))
+ if (checksync && code_is_synchronized(code))
cd->stackframesize += 2;
#endif
/* align stack to 16-bytes */
- if (!jd->isleafmethod || JITDATA_HAS_FLAG_VERBOSECALL(jd))
+ if (!code_is_leafmethod(code) || JITDATA_HAS_FLAG_VERBOSECALL(jd))
ALIGN_2(cd->stackframesize);
- else if (jd->isleafmethod && (cd->stackframesize == LA_SIZE_IN_POINTERS))
+ else if (code_is_leafmethod(code) && (cd->stackframesize == LA_SIZE_IN_POINTERS))
cd->stackframesize = 0;
(void) dseg_add_unique_address(cd, code); /* CodeinfoPointer */
(void) dseg_add_unique_s4(cd, cd->stackframesize * 8); /* FrameSize */
-#if defined(ENABLE_THREADS)
- /* IsSync contains the offset relative to the stack pointer for the
- argument of monitor_exit used in the exception handler. Since the
- offset could be zero and give a wrong meaning of the flag it is
- offset by one.
- */
-
- if (checksync && (m->flags & ACC_SYNCHRONIZED))
- (void) dseg_add_unique_s4(cd, (rd->memuse + 1) * 8);/* IsSync */
- else
-#endif
- (void) dseg_add_unique_s4(cd, 0); /* IsSync */
-
- (void) dseg_add_unique_s4(cd, jd->isleafmethod); /* IsLeaf */
- (void) dseg_add_unique_s4(cd, INT_SAV_CNT - rd->savintreguse); /* IntSave */
- (void) dseg_add_unique_s4(cd, FLT_SAV_CNT - rd->savfltreguse); /* FltSave */
+ code->synchronizedoffset = rd->memuse * 8;
- dseg_addlinenumbertablesize(cd);
+ /* REMOVEME: We still need it for exception handling in assembler. */
- (void) dseg_add_unique_s4(cd, jd->exceptiontablelength); /* ExTableSize */
-
- /* create exception table */
+ if (code_is_leafmethod(code))
+ (void) dseg_add_unique_s4(cd, 1);
+ else
+ (void) dseg_add_unique_s4(cd, 0);
- for (ex = jd->exceptiontable; ex != NULL; ex = ex->down) {
- dseg_add_target(cd, ex->start);
- dseg_add_target(cd, ex->end);
- dseg_add_target(cd, ex->handler);
- (void) dseg_add_unique_address(cd, ex->catchtype.any);
- }
+ (void) dseg_add_unique_s4(cd, INT_SAV_CNT - rd->savintreguse); /* IntSave */
+ (void) dseg_add_unique_s4(cd, FLT_SAV_CNT - rd->savfltreguse); /* FltSave */
#if defined(ENABLE_PROFILING)
/* generate method profiling code */
/* create stack frame (if necessary) */
- if (!jd->isleafmethod) {
+ if (!code_is_leafmethod(code)) {
M_MFLR(REG_ZERO);
M_AST(REG_ZERO, REG_SP, LA_LR_OFFSET);
}
#if defined(ENABLE_THREADS)
/* call monitorenter function */
- if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
+ if (checksync && code_is_synchronized(code)) {
/* stack offset for monitor argument */
s1 = rd->memuse;
/* get or test the lock object */
if (m->flags & ACC_STATIC) {
- disp = dseg_add_address(cd, &m->class->object.header);
+ disp = dseg_add_address(cd, &m->clazz->object.header);
M_ALD(REG_A0, REG_PV, disp);
}
else {
M_TST(REG_A0);
M_BNE(1);
- M_ALD_INTERN(REG_ZERO, REG_ZERO, EXCEPTION_HARDWARE_NULLPOINTER);
+ M_ALD_INTERN(REG_ZERO, REG_ZERO, TRAP_NullPointerException);
}
M_AST(REG_A0, REG_SP, s1 * 8);
for (iptr = bptr->iinstr; len > 0; len--, iptr++) {
if (iptr->line != currentline) {
- dseg_addlinenumber(cd, iptr->line);
+ linenumbertable_list_entry_add(cd, iptr->line);
currentline = iptr->line;
}
case ICMD_INLINE_BODY:
REPLACEMENT_POINT_INLINE_BODY(cd, iptr);
- dseg_addlinenumber_inline_start(cd, iptr);
- dseg_addlinenumber(cd, iptr->line);
+ linenumbertable_list_entry_add_inline_start(cd, iptr);
+ linenumbertable_list_entry_add(cd, iptr->line);
break;
case ICMD_INLINE_END:
- dseg_addlinenumber_inline_end(cd, iptr);
- dseg_addlinenumber(cd, iptr->line);
+ linenumbertable_list_entry_add_inline_end(cd, iptr);
+ linenumbertable_list_entry_add(cd, iptr->line);
break;
case ICMD_CHECKNULL: /* ..., objectref ==> ..., objectref */
case ICMD_FCONST: /* ... ==> ..., constant */
d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
- a = dseg_add_float(cd, iptr->sx.val.f);
- M_FLD(d, REG_PV, a);
+ disp = dseg_add_float(cd, iptr->sx.val.f);
+ M_FLD(d, REG_PV, disp);
emit_store_dst(jd, iptr, d);
break;
case ICMD_DCONST: /* ... ==> ..., constant */
d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
- a = dseg_add_double(cd, iptr->sx.val.d);
- M_DLD(d, REG_PV, a);
+ disp = dseg_add_double(cd, iptr->sx.val.d);
+ M_DLD(d, REG_PV, disp);
emit_store_dst(jd, iptr, d);
break;
s2 = emit_load_s2(jd, iptr, REG_A2_A3_PACKED);
/* XXX TODO: only do this if arithmetic check is really done! */
- M_OR_TST(GET_HIGH_REG(s2), GET_LOW_REG(s2), REG_ITMP3);
+ M_IOR_TST(GET_HIGH_REG(s2), GET_LOW_REG(s2), REG_ITMP3);
/* XXX could be optimized */
emit_arithmetic_check(cd, iptr, REG_ITMP3);
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, 0x1f, REG_ITMP3);
+ M_IAND_IMM(s2, 0x1f, REG_ITMP3);
M_SLL(s1, REG_ITMP3, d);
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);
- M_AND_IMM(s2, 0x1f, REG_ITMP3);
+ M_IAND_IMM(s2, 0x1f, REG_ITMP3);
M_SRA(s1, REG_ITMP3, d);
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);
- M_AND_IMM(s2, 0x1f, REG_ITMP2);
+ M_IAND_IMM(s2, 0x1f, REG_ITMP2);
M_SRL(s1, REG_ITMP2, d);
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);
- M_AND(s1, s2, d);
+ M_IAND(s1, s2, d);
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 >= 0) && (iptr->sx.val.i <= 65535))
- M_AND_IMM(s1, iptr->sx.val.i, d);
+ M_IAND_IMM(s1, iptr->sx.val.i, d);
/*
else if (iptr->sx.val.i == 0xffffff) {
M_RLWINM(s1, 0, 8, 31, d);
*/
else {
ICONST(REG_ITMP3, iptr->sx.val.i);
- M_AND(s1, REG_ITMP3, d);
+ M_IAND(s1, REG_ITMP3, d);
}
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
s2 = emit_load_s2_low(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
- M_AND(s1, s2, GET_LOW_REG(d));
+ M_IAND(s1, s2, GET_LOW_REG(d));
s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
s2 = emit_load_s2_high(jd, iptr, REG_ITMP3);/* don't use REG_ITMP2*/
- M_AND(s1, s2, GET_HIGH_REG(d));
+ M_IAND(s1, s2, GET_HIGH_REG(d));
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
if ((s3 >= 0) && (s3 <= 65535))
- M_AND_IMM(s1, s3, GET_LOW_REG(d));
+ M_IAND_IMM(s1, s3, GET_LOW_REG(d));
else {
ICONST(REG_ITMP3, s3);
- M_AND(s1, REG_ITMP3, GET_LOW_REG(d));
+ M_IAND(s1, REG_ITMP3, GET_LOW_REG(d));
}
s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
s3 = iptr->sx.val.l >> 32;
if ((s3 >= 0) && (s3 <= 65535))
- M_AND_IMM(s1, s3, GET_HIGH_REG(d));
+ M_IAND_IMM(s1, s3, GET_HIGH_REG(d));
else {
ICONST(REG_ITMP3, s3); /* don't use REG_ITMP2 */
- M_AND(s1, REG_ITMP3, GET_HIGH_REG(d));
+ M_IAND(s1, REG_ITMP3, GET_HIGH_REG(d));
}
emit_store_dst(jd, iptr, d);
break;
M_BGE(1 + 2*(iptr->sx.val.i >= 32768));
if (iptr->sx.val.i >= 32768) {
M_ADDIS(REG_ZERO, iptr->sx.val.i >> 16, REG_ITMP2);
- M_OR_IMM(REG_ITMP2, iptr->sx.val.i, REG_ITMP2);
+ M_IOR_IMM(REG_ITMP2, iptr->sx.val.i, REG_ITMP2);
M_IADD(s1, REG_ITMP2, REG_ITMP2);
}
else {
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_OR(s1, s2, d);
+ M_IOR(s1, s2, d);
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 >= 0) && (iptr->sx.val.i <= 65535))
- M_OR_IMM(s1, iptr->sx.val.i, d);
+ M_IOR_IMM(s1, iptr->sx.val.i, d);
else {
ICONST(REG_ITMP3, iptr->sx.val.i);
- M_OR(s1, REG_ITMP3, d);
+ M_IOR(s1, REG_ITMP3, d);
}
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
s2 = emit_load_s2_low(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
- M_OR(s1, s2, GET_LOW_REG(d));
+ M_IOR(s1, s2, GET_LOW_REG(d));
s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
s2 = emit_load_s2_high(jd, iptr, REG_ITMP3);/* don't use REG_ITMP2*/
- M_OR(s1, s2, GET_HIGH_REG(d));
+ M_IOR(s1, s2, GET_HIGH_REG(d));
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
if ((s3 >= 0) && (s3 <= 65535))
- M_OR_IMM(s1, s3, GET_LOW_REG(d));
+ M_IOR_IMM(s1, s3, GET_LOW_REG(d));
else {
ICONST(REG_ITMP3, s3);
- M_OR(s1, REG_ITMP3, GET_LOW_REG(d));
+ M_IOR(s1, REG_ITMP3, GET_LOW_REG(d));
}
s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
s3 = iptr->sx.val.l >> 32;
if ((s3 >= 0) && (s3 <= 65535))
- M_OR_IMM(s1, s3, GET_HIGH_REG(d));
+ M_IOR_IMM(s1, s3, GET_HIGH_REG(d));
else {
ICONST(REG_ITMP3, s3); /* don't use REG_ITMP2 */
- M_OR(s1, REG_ITMP3, GET_HIGH_REG(d));
+ M_IOR(s1, REG_ITMP3, GET_HIGH_REG(d));
}
emit_store_dst(jd, iptr, d);
break;
case ICMD_FCMPL: /* ..., val1, val2 ==> ..., val1 fcmpg val2 */
case ICMD_DCMPL: /* == => 0, < => 1, > => -1 */
-
s1 = emit_load_s1(jd, iptr, REG_FTMP1);
s2 = emit_load_s2(jd, iptr, REG_FTMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
emit_store_dst(jd, iptr, d);
break;
- case ICMD_IF_FCMPEQ: /* ..., value, value ==> ... */
- case ICMD_IF_DCMPEQ:
-
- s1 = emit_load_s1(jd, iptr, REG_FTMP1);
- s2 = emit_load_s2(jd, iptr, REG_FTMP2);
- M_FCMPU(s1, s2);
- M_BNAN(1);
- emit_beq(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_FCMPNE: /* ..., value, value ==> ... */
- case ICMD_IF_DCMPNE:
-
- s1 = emit_load_s1(jd, iptr, REG_FTMP1);
- s2 = emit_load_s2(jd, iptr, REG_FTMP2);
- M_FCMPU(s1, s2);
- emit_bnan(cd, iptr->dst.block);
- emit_bne(cd, iptr->dst.block);
- break;
-
-
- case ICMD_IF_FCMPL_LT: /* ..., value, value ==> ... */
- case ICMD_IF_DCMPL_LT:
-
- s1 = emit_load_s1(jd, iptr, REG_FTMP1);
- s2 = emit_load_s2(jd, iptr, REG_FTMP2);
- M_FCMPU(s1, s2);
- emit_bnan(cd, iptr->dst.block);
- emit_blt(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_FCMPL_GT: /* ..., value, value ==> ... */
- case ICMD_IF_DCMPL_GT:
-
- s1 = emit_load_s1(jd, iptr, REG_FTMP1);
- s2 = emit_load_s2(jd, iptr, REG_FTMP2);
- M_FCMPU(s1, s2);
- M_BNAN(1);
- emit_bgt(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_FCMPL_LE: /* ..., value, value ==> ... */
- case ICMD_IF_DCMPL_LE:
-
- s1 = emit_load_s1(jd, iptr, REG_FTMP1);
- s2 = emit_load_s2(jd, iptr, REG_FTMP2);
- M_FCMPU(s1, s2);
- emit_bnan(cd, iptr->dst.block);
- emit_ble(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_FCMPL_GE: /* ..., value, value ==> ... */
- case ICMD_IF_DCMPL_GE:
-
- s1 = emit_load_s1(jd, iptr, REG_FTMP1);
- s2 = emit_load_s2(jd, iptr, REG_FTMP2);
- M_FCMPU(s1, s2);
- M_BNAN(1);
- emit_bge(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_FCMPG_LT: /* ..., value, value ==> ... */
- case ICMD_IF_DCMPG_LT:
-
- s1 = emit_load_s1(jd, iptr, REG_FTMP1);
- s2 = emit_load_s2(jd, iptr, REG_FTMP2);
- M_FCMPU(s1, s2);
- M_BNAN(1);
- emit_blt(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_FCMPG_GT: /* ..., value, value ==> ... */
- case ICMD_IF_DCMPG_GT:
-
- s1 = emit_load_s1(jd, iptr, REG_FTMP1);
- s2 = emit_load_s2(jd, iptr, REG_FTMP2);
- M_FCMPU(s1, s2);
- emit_bnan(cd, iptr->dst.block);
- emit_bgt(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_FCMPG_LE: /* ..., value, value ==> ... */
- case ICMD_IF_DCMPG_LE:
-
- s1 = emit_load_s1(jd, iptr, REG_FTMP1);
- s2 = emit_load_s2(jd, iptr, REG_FTMP2);
- M_FCMPU(s1, s2);
- M_BNAN(1);
- emit_ble(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_FCMPG_GE: /* ..., value, value ==> ... */
- case ICMD_IF_DCMPG_GE:
-
- s1 = emit_load_s1(jd, iptr, REG_FTMP1);
- s2 = emit_load_s2(jd, iptr, REG_FTMP2);
- M_FCMPU(s1, s2);
- emit_bnan(cd, iptr->dst.block);
- emit_bge(cd, iptr->dst.block);
- break;
-
/* memory operations **************************************************/
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
/* implicit null-pointer check */
- M_ILD(d, s1, OFFSET(java_arrayheader, size));
+ M_ILD(d, s1, OFFSET(java_array_t, size));
emit_store_dst(jd, iptr, d);
break;
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- M_IADD_IMM(s2, OFFSET(java_bytearray, data[0]), REG_ITMP2);
+ M_IADD_IMM(s2, OFFSET(java_bytearray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_LBZX(d, s1, REG_ITMP2);
M_BSEXT(d, d);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SLL_IMM(s2, 1, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_chararray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_chararray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_LHZX(d, s1, REG_ITMP2);
emit_store_dst(jd, iptr, d);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SLL_IMM(s2, 1, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_shortarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_shortarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_LHAX(d, s1, REG_ITMP2);
emit_store_dst(jd, iptr, d);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SLL_IMM(s2, 2, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_intarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_intarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_LWZX(d, s1, REG_ITMP2);
emit_store_dst(jd, iptr, d);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SLL_IMM(s2, 3, REG_ITMP2);
M_IADD(s1, REG_ITMP2, REG_ITMP2);
- M_LLD_INTERN(d, REG_ITMP2, OFFSET(java_longarray, data[0]));
+ M_LLD_INTERN(d, REG_ITMP2, OFFSET(java_longarray_t, data[0]));
emit_store_dst(jd, iptr, d);
break;
d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SLL_IMM(s2, 2, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_floatarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_floatarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_LFSX(d, s1, REG_ITMP2);
emit_store_dst(jd, iptr, d);
d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SLL_IMM(s2, 3, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_doublearray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_doublearray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_LFDX(d, s1, REG_ITMP2);
emit_store_dst(jd, iptr, d);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_SLL_IMM(s2, 2, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_objectarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_objectarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_LWZX(d, s1, REG_ITMP2);
emit_store_dst(jd, iptr, d);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
- M_IADD_IMM(s2, OFFSET(java_bytearray, data[0]), REG_ITMP2);
+ M_IADD_IMM(s2, OFFSET(java_bytearray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STBX(s3, s1, REG_ITMP2);
break;
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_SLL_IMM(s2, 1, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_chararray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_chararray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STHX(s3, s1, REG_ITMP2);
break;
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_SLL_IMM(s2, 1, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_shortarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_shortarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STHX(s3, s1, REG_ITMP2);
break;
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_SLL_IMM(s2, 2, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_intarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_intarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STWX(s3, s1, REG_ITMP2);
break;
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3_high(jd, iptr, REG_ITMP3);
M_SLL_IMM(s2, 3, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_longarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_longarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STWX(s3, s1, REG_ITMP2);
M_IADD_IMM(REG_ITMP2, 4, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_FTMP3);
M_SLL_IMM(s2, 2, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_floatarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_floatarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STFSX(s3, s1, REG_ITMP2);
break;
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_FTMP3);
M_SLL_IMM(s2, 3, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_doublearray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_doublearray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STFDX(s3, s1, REG_ITMP2);
break;
s3 = emit_load_s3(jd, iptr, REG_A1);
/* XXX what if array is NULL */
- disp = dseg_add_functionptr(cd, BUILTIN_canstore);
+ disp = dseg_add_functionptr(cd, BUILTIN_FAST_canstore);
M_ALD(REG_ITMP3, REG_PV, disp);
M_MTCTR(REG_ITMP3);
M_INTMOVE(s3, REG_A1);
M_JSR;
- emit_exception_check(cd, iptr);
+ emit_arraystore_check(cd, iptr);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_SLL_IMM(s2, 2, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_objectarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_objectarray_t, data[0]), REG_ITMP2);
/* implicit null-pointer check */
M_STWX(s3, s1, REG_ITMP2);
break;
fieldtype = fi->type;
disp = dseg_add_address(cd, fi->value);
- if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class))
+ if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->clazz))
patcher_add_patch_ref(jd, PATCHER_initialize_class,
- fi->class, disp);
+ fi->clazz, disp);
}
M_ALD(REG_ITMP1, REG_PV, disp);
fieldtype = fi->type;
disp = dseg_add_address(cd, fi->value);
- if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class))
+ if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->clazz))
patcher_add_patch_ref(jd, PATCHER_initialize_class,
- fi->class, disp);
+ fi->clazz, disp);
}
M_ALD(REG_ITMP1, REG_PV, disp);
M_ALD(REG_ITMP2, REG_PV, disp);
M_MTCTR(REG_ITMP2);
- if (jd->isleafmethod)
+ if (code_is_leafmethod(code))
M_MFLR(REG_ITMP3); /* save LR */
M_BL(0); /* get current PC */
M_MFLR(REG_ITMP2_XPC);
- if (jd->isleafmethod)
+ if (code_is_leafmethod(code))
M_MTLR(REG_ITMP3); /* restore LR */
M_RTS; /* jump to CTR */
s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
s2 = emit_load_s1_high(jd, iptr, REG_ITMP2);
if (iptr->sx.val.l == 0) {
- M_OR_TST(s1, s2, REG_ITMP3);
+ M_IOR_TST(s1, s2, REG_ITMP3);
}
else if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 0xffff)) {
M_XOR_IMM(s2, 0, REG_ITMP2);
M_XOR_IMM(s1, iptr->sx.val.l & 0xffff, REG_ITMP1);
- M_OR_TST(REG_ITMP1, REG_ITMP2, REG_ITMP3);
+ M_IOR_TST(REG_ITMP1, REG_ITMP2, REG_ITMP3);
}
else {
ICONST(REG_ITMP3, iptr->sx.val.l & 0xffffffff);
M_XOR(s1, REG_ITMP3, REG_ITMP1);
ICONST(REG_ITMP3, iptr->sx.val.l >> 32);
M_XOR(s2, REG_ITMP3, REG_ITMP2);
- M_OR_TST(REG_ITMP1, REG_ITMP2, REG_ITMP3);
+ M_IOR_TST(REG_ITMP1, REG_ITMP2, REG_ITMP3);
}
emit_beq(cd, iptr->dst.block);
break;
s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
s2 = emit_load_s1_high(jd, iptr, REG_ITMP2);
/* if (iptr->sx.val.l == 0) { */
-/* M_OR(s1, s2, REG_ITMP3); */
+/* M_IOR(s1, s2, REG_ITMP3); */
/* M_CMPI(REG_ITMP3, 0); */
/* } else */
s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
s2 = emit_load_s1_high(jd, iptr, REG_ITMP2);
if (iptr->sx.val.l == 0) {
- M_OR_TST(s1, s2, REG_ITMP3);
+ M_IOR_TST(s1, s2, REG_ITMP3);
}
else if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 0xffff)) {
M_XOR_IMM(s2, 0, REG_ITMP2);
M_XOR_IMM(s1, iptr->sx.val.l & 0xffff, REG_ITMP1);
- M_OR_TST(REG_ITMP1, REG_ITMP2, REG_ITMP3);
+ M_IOR_TST(REG_ITMP1, REG_ITMP2, REG_ITMP3);
}
else {
ICONST(REG_ITMP3, iptr->sx.val.l & 0xffffffff);
M_XOR(s1, REG_ITMP3, REG_ITMP1);
ICONST(REG_ITMP3, iptr->sx.val.l >> 32);
M_XOR(s2, REG_ITMP3, REG_ITMP2);
- M_OR_TST(REG_ITMP1, REG_ITMP2, REG_ITMP3);
+ M_IOR_TST(REG_ITMP1, REG_ITMP2, REG_ITMP3);
}
emit_bne(cd, iptr->dst.block);
break;
s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
s2 = emit_load_s1_high(jd, iptr, REG_ITMP2);
/* if (iptr->sx.val.l == 0) { */
-/* M_OR(s1, s2, REG_ITMP3); */
+/* M_IOR(s1, s2, REG_ITMP3); */
/* M_CMPI(REG_ITMP3, 0); */
/* } else */
emit_verbosecall_exit(jd);
#if defined(ENABLE_THREADS)
- if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
+ if (checksync && code_is_synchronized(code)) {
disp = dseg_add_functionptr(cd, LOCK_monitor_exit);
M_ALD(REG_ITMP3, REG_PV, disp);
M_MTCTR(REG_ITMP3);
/* restore return address */
- if (!jd->isleafmethod) {
+ if (!code_is_leafmethod(code)) {
/* ATTENTION: Don't use REG_ZERO (r0) here, as M_ALD
may have a displacement overflow. */
case ICMD_BUILTIN: /* ..., [arg1, [arg2 ...]] ==> ... */
+ REPLACEMENT_POINT_FORGC_BUILTIN(cd, iptr);
+
bte = iptr->sx.s23.s3.bte;
md = bte->md;
goto gen_method;
}
gen_method:
- s3 = md->paramcount;
+ i = md->paramcount;
- MCODECHECK((s3 << 1) + 64);
+ MCODECHECK((i << 1) + 64);
- /* copy arguments to registers or stack location */
+ /* 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;
+ for (i = i - 1; i >= 0; i--) {
+ var = VAR(iptr->sx.s23.s2.args[i]);
+ d = md->params[i].regoff;
+
+ /* Already pre-allocated? */
- /* Already Preallocated? */
if (var->flags & PREALLOC)
continue;
- if (IS_INT_LNG_TYPE(var->type)) {
- if (!md->params[s3].inmemory) {
- if (IS_2_WORD_TYPE(var->type)) {
- s1 = emit_load(jd, iptr, var, d);
- M_LNGMOVE(s1, d);
- }
- else {
- s1 = emit_load(jd, iptr, var, d);
- M_INTMOVE(s1, d);
- }
- }
- else {
- if (IS_2_WORD_TYPE(var->type)) {
- s1 = emit_load(jd, iptr, var, REG_ITMP12_PACKED);
- M_LST(s1, REG_SP, d);
- }
- else {
- s1 = emit_load(jd, iptr, var, REG_ITMP1);
- M_IST(s1, REG_SP, d);
- }
+ if (!md->params[i].inmemory) {
+ s1 = emit_load(jd, iptr, var, d);
+
+ switch (var->type) {
+ case TYPE_INT:
+ case TYPE_ADR:
+ M_INTMOVE(s1, d);
+ break;
+
+ case TYPE_LNG:
+ M_LNGMOVE(s1, d);
+ break;
+
+ case TYPE_FLT:
+ case TYPE_DBL:
+ M_FLTMOVE(s1, d);
+ break;
}
}
else {
- if (!md->params[s3].inmemory) {
- s1 = emit_load(jd, iptr, var, d);
- M_FLTMOVE(s1, d);
- }
- else {
+ switch (var->type) {
+ case TYPE_INT:
+ case TYPE_ADR:
+ s1 = emit_load(jd, iptr, var, REG_ITMP1);
+ M_IST(s1, REG_SP, d);
+ break;
+
+ case TYPE_LNG:
+ s1 = emit_load(jd, iptr, var, REG_ITMP12_PACKED);
+ M_LST(s1, REG_SP, d);
+ break;
+
+ case TYPE_FLT:
+ case TYPE_DBL:
s1 = emit_load(jd, iptr, var, REG_FTMP1);
M_DST(s1, REG_SP, d);
+ break;
}
}
}
switch (iptr->opc) {
case ICMD_BUILTIN:
- disp = dseg_add_functionptr(cd, bte->fp);
+ if (bte->stub == NULL)
+ disp = dseg_add_functionptr(cd, bte->fp);
+ else
+ disp = dseg_add_functionptr(cd, bte->stub);
M_ALD(REG_PV, REG_PV, disp); /* pointer to built-in-function */
M_MTCTR(REG_PV);
M_JSR;
REPLACEMENT_POINT_INVOKE_RETURN(cd, iptr);
+ REPLACEMENT_POINT_FORGC_BUILTIN_RETURN(cd, iptr);
disp = (s4) (cd->mcodeptr - cd->mcodebase);
M_MFLR(REG_ITMP1);
M_LDA(REG_PV, REG_ITMP1, -disp);
-
- emit_exception_check(cd, iptr);
break;
case ICMD_INVOKESPECIAL:
}
else {
s1 = OFFSET(vftbl_t, interfacetable[0]) -
- sizeof(methodptr*) * lm->class->index;
+ sizeof(methodptr*) * lm->clazz->index;
- s2 = sizeof(methodptr) * (lm - lm->class->methods);
+ s2 = sizeof(methodptr) * (lm - lm->clazz->methods);
}
/* implicit null-pointer check */
break;
}
- /* store return value */
+ /* Store return value. */
- d = md->returntype.type;
+ switch (md->returntype.type) {
+ case TYPE_INT:
+ case TYPE_ADR:
+ s1 = codegen_reg_of_dst(jd, iptr, REG_RESULT);
+ M_INTMOVE(REG_RESULT, s1);
+ emit_store_dst(jd, iptr, s1);
+ break;
- if (d != TYPE_VOID) {
- if (IS_INT_LNG_TYPE(d)) {
- if (IS_2_WORD_TYPE(d)) {
- s1 = codegen_reg_of_dst(jd, iptr, REG_RESULT_PACKED);
- M_LNGMOVE(REG_RESULT_PACKED, s1);
- }
- else {
- s1 = codegen_reg_of_dst(jd, iptr, REG_RESULT);
- M_INTMOVE(REG_RESULT, s1);
- }
- }
- else {
- s1 = codegen_reg_of_dst(jd, iptr, REG_FRESULT);
- M_FLTMOVE(REG_FRESULT, s1);
- }
+ case TYPE_LNG:
+ s1 = codegen_reg_of_dst(jd, iptr, REG_RESULT_PACKED);
+ M_LNGMOVE(REG_RESULT_PACKED, s1);
emit_store_dst(jd, iptr, s1);
+ break;
+
+ case TYPE_FLT:
+ case TYPE_DBL:
+ s1 = codegen_reg_of_dst(jd, iptr, REG_FRESULT);
+ M_FLTMOVE(REG_FRESULT, s1);
+ emit_store_dst(jd, iptr, s1);
+ break;
+
+ case TYPE_VOID:
+ break;
}
break;
superindex = super->index;
}
- if ((super == NULL) || !(super->flags & ACC_INTERFACE))
- CODEGEN_CRITICAL_SECTION_NEW;
-
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
/* if class is not resolved, check which code to call */
disp);
M_ILD(REG_ITMP2, REG_PV, disp);
- M_AND_IMM(REG_ITMP2, ACC_INTERFACE, REG_ITMP2);
+ M_IAND_IMM(REG_ITMP2, ACC_INTERFACE, REG_ITMP2);
emit_label_beq(cd, BRANCH_LABEL_2);
}
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));
- CODEGEN_CRITICAL_SECTION_END;
-
M_ISUB(REG_ITMP3, REG_ITMP1, REG_ITMP3);
}
else {
M_ISUB(REG_ITMP3, REG_ITMP2, REG_ITMP3);
M_ALD(REG_ITMP2, REG_PV, disp);
M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, diffval));
-
- CODEGEN_CRITICAL_SECTION_END;
}
M_CMPU(REG_ITMP3, REG_ITMP2);
emit_classcast_check(cd, iptr, BRANCH_GT, REG_ITMP3, s1);
superindex = super->index;
}
- 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);
iptr->sx.s23.s3.c.ref, disp);
M_ILD(REG_ITMP3, REG_PV, disp);
- M_AND_IMM(REG_ITMP3, ACC_INTERFACE, REG_ITMP3);
+ M_IAND_IMM(REG_ITMP3, ACC_INTERFACE, REG_ITMP3);
emit_label_beq(cd, BRANCH_LABEL_2);
}
M_ALD(REG_ITMP1, s1, OFFSET(java_object_t, vftbl));
M_ALD(REG_ITMP2, REG_PV, disp);
- 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));
- CODEGEN_CRITICAL_SECTION_END;
-
M_ISUB(REG_ITMP1, REG_ITMP3, REG_ITMP1);
M_CMPU(REG_ITMP1, REG_ITMP2);
M_CLR(d);
} /* if (bptr -> flags >= BBREACHED) */
} /* for basic block */
- dseg_createlinenumbertable(cd);
-
/* generate traps */
emit_patcher_traps(jd);
}
-/* codegen_emit_stub_compiler **************************************************
-
- Emits a stub routine which calls the compiler.
-
-*******************************************************************************/
-
-void codegen_emit_stub_compiler(jitdata *jd)
-{
- methodinfo *m;
- codegendata *cd;
-
- /* get required compiler data */
-
- m = jd->m;
- cd = jd->cd;
-
- /* 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;
-}
-
-
/* codegen_emit_stub_native ****************************************************
Emits a stub routine which calls a native method.
*******************************************************************************/
-void codegen_emit_stub_native(jitdata *jd, methoddesc *nmd, functionptr f)
+void codegen_emit_stub_native(jitdata *jd, methoddesc *nmd, functionptr f, int skipparams)
{
methodinfo *m;
codeinfo *code;
codegendata *cd;
methoddesc *md;
- s4 nativeparams;
s4 i, j; /* count variables */
s4 t;
- s4 s1, s2, disp;
- s4 funcdisp;
+ s4 s1, s2;
+ int disp;
- /* get required compiler data */
+ /* Sanity check. */
+
+ assert(f != NULL);
+
+ /* Get required compiler data. */
m = jd->m;
code = jd->code;
/* set some variables */
md = m->parseddesc;
- nativeparams = (m->flags & ACC_STATIC) ? 2 : 1;
/* calculate stackframe size */
cd->stackframesize =
- sizeof(stackframeinfo) / SIZEOF_VOID_P +
+ sizeof(stackframeinfo_t) / SIZEOF_VOID_P +
sizeof(localref_table) / SIZEOF_VOID_P +
- 4 + /* 4 stackframeinfo arguments (darwin)*/
- nmd->paramcount * 2 + /* assume all arguments are doubles */
+ 4 + /* 4 stackframeinfo arguments (darwin) */
+ nmd->paramcount +
nmd->memuse;
/* keep stack 16-byte aligned */
- cd->stackframesize = (cd->stackframesize + 3) & ~3;
+ ALIGN_2(cd->stackframesize);
/* create method header */
(void) dseg_add_unique_s4(cd, 0); /* IsLeaf */
(void) dseg_add_unique_s4(cd, 0); /* IntSave */
(void) dseg_add_unique_s4(cd, 0); /* FltSave */
- (void) dseg_addlinenumbertablesize(cd);
- (void) dseg_add_unique_s4(cd, 0); /* ExTableSize */
/* generate code */
M_AST_INTERN(REG_ZERO, REG_SP, LA_LR_OFFSET);
M_STWU(REG_SP, REG_SP, -(cd->stackframesize * 8));
- /* get function address (this must happen before the stackframeinfo) */
+#if defined(ENABLE_GC_CACAO)
+ /* Save callee saved integer registers in stackframeinfo (GC may
+ need to recover them during a collection). */
- funcdisp = dseg_add_functionptr(cd, f);
+ disp = cd->stackframesize * 8 - sizeof(stackframeinfo_t) +
+ OFFSET(stackframeinfo_t, intregs);
-#if !defined(WITH_STATIC_CLASSPATH)
- if (f == NULL)
- patcher_add_patch_ref(jd, PATCHER_resolve_native_function, m, funcdisp);
+ for (i = 0; i < INT_SAV_CNT; i++)
+ M_AST(abi_registers_integer_saved[i], REG_SP, disp + i * 4);
#endif
- /* emit trace code */
-
- emit_verbosecall_enter(jd);
-
/* save integer and float argument registers */
for (i = 0; i < md->paramcount; i++) {
/* create native stack info */
- M_AADD_IMM(REG_SP, cd->stackframesize * 8, REG_A0);
+ M_MOV(REG_SP, 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);
M_MTCTR(REG_ITMP1);
M_JSR;
+ /* remember class argument */
+
+ if (m->flags & ACC_STATIC)
+ M_MOV(REG_RESULT, REG_ITMP3);
+
/* restore integer and float argument registers */
for (i = 0; i < md->paramcount; i++) {
/* copy or spill arguments to new locations */
- for (i = md->paramcount - 1, j = i + nativeparams; i >= 0; i--, j--) {
+ for (i = md->paramcount - 1, j = i + skipparams; i >= 0; i--, j--) {
t = md->paramtypes[i].type;
- if (IS_INT_LNG_TYPE(t)) {
- if (!md->params[i].inmemory) {
- s1 = md->params[i].regoff;
- s2 = nmd->params[j].regoff;
+ if (!md->params[i].inmemory) {
+ s1 = md->params[i].regoff;
+ s2 = nmd->params[j].regoff;
- if (!nmd->params[j].inmemory) {
- if (IS_2_WORD_TYPE(t))
- M_LNGMOVE(s1, s2);
- else
- M_INTMOVE(s1, s2);
- }
- else {
- if (IS_2_WORD_TYPE(t))
- M_LST(s1, REG_SP, s2);
- else
- M_IST(s1, REG_SP, s2);
- }
- }
- else {
- s1 = md->params[i].regoff + cd->stackframesize * 8;
- s2 = nmd->params[j].regoff;
+ switch (t) {
+ case TYPE_INT:
+ case TYPE_ADR:
+ if (!nmd->params[j].inmemory)
+ M_INTMOVE(s1, s2);
+ else
+ M_IST(s1, REG_SP, s2);
+ break;
- M_ILD(REG_ITMP1, REG_SP, s1);
- if (IS_2_WORD_TYPE(t))
- M_ILD(REG_ITMP2, REG_SP, s1 + 4);
+ case TYPE_LNG:
+ if (!nmd->params[j].inmemory)
+ M_LNGMOVE(s1, s2);
+ else
+ M_LST(s1, REG_SP, s2);
+ break;
- M_IST(REG_ITMP1, REG_SP, s2);
- if (IS_2_WORD_TYPE(t))
- M_IST(REG_ITMP2, REG_SP, s2 + 4);
+ case TYPE_FLT:
+ case TYPE_DBL:
+ /* We only copy spilled float arguments, as the float
+ argument registers keep unchanged. */
+ break;
}
}
else {
- /* We only copy spilled float arguments, as the float
- argument registers keep unchanged. */
+ s1 = md->params[i].regoff + cd->stackframesize * 8;
+ s2 = nmd->params[j].regoff;
+
+ switch (t) {
+ case TYPE_INT:
+ case TYPE_ADR:
+ M_ILD(REG_ITMP1, REG_SP, s1);
+ M_IST(REG_ITMP1, REG_SP, s2);
+ break;
- if (md->params[i].inmemory) {
- s1 = md->params[i].regoff + cd->stackframesize * 8;
- s2 = nmd->params[j].regoff;
+ case TYPE_LNG:
+ M_LLD(REG_ITMP12_PACKED, REG_SP, s1);
+ M_LST(REG_ITMP12_PACKED, REG_SP, s2);
+ break;
+ case TYPE_FLT:
M_DLD(REG_FTMP1, REG_SP, s1);
+ M_FST(REG_FTMP1, REG_SP, s2);
+ break;
- if (IS_2_WORD_TYPE(t))
- M_DST(REG_FTMP1, REG_SP, s2);
- else
- M_FST(REG_FTMP1, REG_SP, s2);
+ case TYPE_DBL:
+ M_DLD(REG_FTMP1, REG_SP, s1);
+ M_DST(REG_FTMP1, REG_SP, s2);
+ break;
}
}
}
- /* put class into second argument register */
+ /* Handle native Java methods. */
- if (m->flags & ACC_STATIC) {
- disp = dseg_add_address(cd, m->class);
- M_ALD(REG_A1, REG_PV, disp);
- }
+ if (m->flags & ACC_NATIVE) {
+ /* put class into second argument register */
- /* put env into first argument register */
+ if (m->flags & ACC_STATIC)
+ M_MOV(REG_ITMP3, REG_A1);
- disp = dseg_add_address(cd, _Jv_env);
- M_ALD(REG_A0, REG_PV, disp);
+ /* put env into first argument register */
- /* generate the actual native call */
+ disp = dseg_add_address(cd, VM_get_jnienv());
+ M_ALD(REG_A0, REG_PV, disp);
+ }
+
+ /* Call the native function. */
- M_ALD(REG_ITMP3, REG_PV, funcdisp);
+ disp = dseg_add_functionptr(cd, f);
+ M_ALD(REG_ITMP3, REG_PV, disp);
M_MTCTR(REG_ITMP3);
M_JSR;
- /* print call trace */
-
- emit_verbosecall_exit(jd);
-
/* save return value */
switch (md->returntype.type) {
case TYPE_INT:
case TYPE_ADR:
- M_IST(REG_RESULT, REG_SP, LA_SIZE + 1 * 8);
+ M_IST(REG_RESULT, REG_SP, LA_SIZE + 2 * 4);
break;
case TYPE_LNG:
- M_LST(REG_RESULT_PACKED, REG_SP, LA_SIZE + 1 * 8);
+ M_LST(REG_RESULT_PACKED, REG_SP, LA_SIZE + 2 * 4);
break;
case TYPE_FLT:
case TYPE_DBL:
- M_DST(REG_FRESULT, REG_SP, LA_SIZE + 1 * 8);
+ M_DST(REG_FRESULT, REG_SP, LA_SIZE + 2 * 4);
break;
case TYPE_VOID:
break;
/* remove native stackframe info */
- M_AADD_IMM(REG_SP, cd->stackframesize * 8, REG_A0);
+ M_MOV(REG_SP, REG_A0);
+ M_MOV(REG_PV, REG_A1);
disp = dseg_add_functionptr(cd, codegen_finish_native_call);
M_ALD(REG_ITMP1, REG_PV, disp);
M_MTCTR(REG_ITMP1);
switch (md->returntype.type) {
case TYPE_INT:
case TYPE_ADR:
- M_ILD(REG_RESULT, REG_SP, LA_SIZE + 1 * 8);
+ M_ILD(REG_RESULT, REG_SP, LA_SIZE + 2 * 4);
break;
case TYPE_LNG:
- M_LLD(REG_RESULT_PACKED, REG_SP, LA_SIZE + 1 * 8);
+ M_LLD(REG_RESULT_PACKED, REG_SP, LA_SIZE + 2 * 4);
break;
case TYPE_FLT:
case TYPE_DBL:
- M_DLD(REG_FRESULT, REG_SP, LA_SIZE + 1 * 8);
+ M_DLD(REG_FRESULT, REG_SP, LA_SIZE + 2 * 4);
break;
case TYPE_VOID:
break;
}
+#if defined(ENABLE_GC_CACAO)
+ /* Restore callee saved integer registers from stackframeinfo (GC
+ might have modified them during a collection). */
+
+ disp = cd->stackframesize * 8 - sizeof(stackframeinfo_t) +
+ OFFSET(stackframeinfo_t, intregs);
+
+ for (i = 0; i < INT_SAV_CNT; i++)
+ M_ALD(abi_registers_integer_saved[i], REG_SP, disp + i * 4);
+#endif
+
M_ALD(REG_ITMP2_XPC, REG_SP, cd->stackframesize * 8 + LA_LR_OFFSET);
M_MTLR(REG_ITMP2_XPC);
M_LDA(REG_SP, REG_SP, cd->stackframesize * 8); /* remove stackframe */
M_ALD(REG_ITMP3, REG_PV, disp);
M_MTCTR(REG_ITMP3);
M_RTS;
-
- /* generate patcher traps */
-
- emit_patcher_traps(jd);
}
projects / cacao.git / blobdiff