* Removed all Id tags.
[cacao.git] / src / vm / jit / i386 / codegen.c
index e3fab11a184bf40d5bb434ccd3680f6de794c678..1600ac35527181a08291e937e19e4b7d063e0d05 100644 (file)
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
    02110-1301, USA.
 
-   $Id: codegen.c 7908 2007-05-15 09:55:17Z christian $
-
 */
 
 
 #include "config.h"
 
 #include <assert.h>
+#include <stdint.h>
 #include <stdio.h>
 
 #include "vm/types.h"
@@ -41,6 +40,7 @@
 
 #include "mm/memory.h"
 #include "native/jni.h"
+#include "native/localref.h"
 #include "native/native.h"
 
 #include "threads/lock-common.h"
@@ -131,9 +131,7 @@ bool codegen_emit(jitdata *jd)
        /* space to save used callee saved registers */
 
        savedregs_num += (INT_SAV_CNT - rd->savintreguse);
-
-       /* float register are saved on 2 4-byte stackslots */
-       savedregs_num += (FLT_SAV_CNT - rd->savfltreguse) * 2;
+       savedregs_num += (FLT_SAV_CNT - rd->savfltreguse);
 
        cd->stackframesize = rd->memuse + savedregs_num;
 
@@ -141,25 +139,20 @@ bool codegen_emit(jitdata *jd)
 #if defined(ENABLE_THREADS)
        /* space to save argument of monitor_enter */
 
-       if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
-               /* reserve 2 slots for long/double return values for monitorexit */
-
-               if (IS_2_WORD_TYPE(m->parseddesc->returntype.type))
-                       cd->stackframesize += 2;
-               else
-                       cd->stackframesize++;
-       }
+       if (checksync && (m->flags & ACC_SYNCHRONIZED))
+               cd->stackframesize++;
 #endif
 
        /* create method header */
 
     /* Keep stack of non-leaf functions 16-byte aligned. */
 
-       if (!jd->isleafmethod)
-               cd->stackframesize |= 0x3;
+       if (!jd->isleafmethod) {
+               ALIGN_ODD(cd->stackframesize);    /* XXX this is wrong, +4 is missing */
+       }
 
        (void) dseg_add_unique_address(cd, code);              /* CodeinfoPointer */
-       (void) dseg_add_unique_s4(cd, cd->stackframesize * 4); /* FrameSize       */
+       (void) dseg_add_unique_s4(cd, cd->stackframesize * 8); /* FrameSize       */
 
 #if defined(ENABLE_THREADS)
        /* IsSync contains the offset relative to the stack pointer for the
@@ -169,7 +162,7 @@ bool codegen_emit(jitdata *jd)
        */
 
        if (checksync && (m->flags & ACC_SYNCHRONIZED))
-               (void) dseg_add_unique_s4(cd, (rd->memuse + 1) * 4); /* IsSync        */
+               (void) dseg_add_unique_s4(cd, (rd->memuse + 1) * 8); /* IsSync        */
        else
 #endif
                (void) dseg_add_unique_s4(cd, 0);                  /* IsSync          */
@@ -210,16 +203,16 @@ bool codegen_emit(jitdata *jd)
        /* create stack frame (if necessary) */
 
        if (cd->stackframesize)
-               M_ASUB_IMM(cd->stackframesize * 4, REG_SP);
+               M_ASUB_IMM(cd->stackframesize * 8, REG_SP);
 
        /* save return address and used callee saved registers */
 
        p = cd->stackframesize;
        for (i = INT_SAV_CNT - 1; i >= rd->savintreguse; i--) {
-               p--; M_AST(rd->savintregs[i], REG_SP, p * 4);
+               p--; M_AST(rd->savintregs[i], REG_SP, p * 8);
        }
        for (i = FLT_SAV_CNT - 1; i >= rd->savfltreguse; i--) {
-               p-=2; emit_fld_reg(cd, rd->savfltregs[i]); emit_fstpl_membase(cd, REG_SP, p * 4);
+               p--; emit_fld_reg(cd, rd->savfltregs[i]); emit_fstpl_membase(cd, REG_SP, p * 8);
        }
 
        /* take arguments out of register or stack frame */
@@ -247,8 +240,8 @@ bool codegen_emit(jitdata *jd)
                        continue;
 
                var = VAR(varindex);
-               
-               s1 = md->params[p].regoff;
+               s1  = md->params[p].regoff;
+               d   = var->vv.regoff;
 
                if (IS_INT_LNG_TYPE(t)) {                    /* integer args          */
                        if (!md->params[p].inmemory) {           /* register arguments    */
@@ -261,27 +254,25 @@ bool codegen_emit(jitdata *jd)
                                        /* rd->argintregs[md->params[p].regoff -> var->vv.regoff * 4 */
                                }
                        } 
-                       else {                                   /* stack arguments       */
-                               if (!(var->flags & INMEMORY)) {      /* stack arg -> register */
-                                       emit_mov_membase_reg(           /* + 4 for return address */
-                                          cd, REG_SP, (cd->stackframesize + s1) * 4 + 4, var->vv.regoff);
-                                                                       /* + 4 for return address */
+                       else {
+                               if (!(var->flags & INMEMORY)) {
+                                       M_ILD(d, REG_SP, cd->stackframesize * 8 + 4 + s1);
                                } 
-                               else {                               /* stack arg -> spilled  */
+                               else {
                                        if (!IS_2_WORD_TYPE(t)) {
 #if defined(ENABLE_SSA)
                                                /* no copy avoiding by now possible with SSA */
                                                if (ls != NULL) {
                                                        emit_mov_membase_reg(   /* + 4 for return address */
-                                                                cd, REG_SP, (cd->stackframesize + s1) * 4 + 4,
+                                                                cd, REG_SP, cd->stackframesize * 8 + s1 + 4,
                                                                 REG_ITMP1);    
                                                        emit_mov_reg_membase(
-                                                                cd, REG_ITMP1, REG_SP, var->vv.regoff * 4);
+                                                                cd, REG_ITMP1, REG_SP, var->vv.regoff);
                                                }
                                                else 
 #endif /*defined(ENABLE_SSA)*/
-                                                                 /* reuse Stackslotand avoid copying */
-                                                       var->vv.regoff = cd->stackframesize + s1 + 1;
+                                                       /* reuse stackslot */
+                                                       var->vv.regoff = cd->stackframesize * 8 + 4 + s1;
 
                                        } 
                                        else {
@@ -289,20 +280,20 @@ bool codegen_emit(jitdata *jd)
                                                /* no copy avoiding by now possible with SSA */
                                                if (ls != NULL) {
                                                        emit_mov_membase_reg(  /* + 4 for return address */
-                                                                cd, REG_SP, (cd->stackframesize + s1) * 4 + 4,
+                                                                cd, REG_SP, cd->stackframesize * 8 + s1 + 4,
                                                                 REG_ITMP1);
                                                        emit_mov_reg_membase(
-                                                                cd, REG_ITMP1, REG_SP, var->vv.regoff * 4);
+                                                                cd, REG_ITMP1, REG_SP, var->vv.regoff);
                                                        emit_mov_membase_reg(   /* + 4 for return address */
-                                                                 cd, REG_SP, (cd->stackframesize + s1) * 4 + 4 + 4,
+                                                                 cd, REG_SP, cd->stackframesize * 8 + s1 + 4 + 4,
                                                                  REG_ITMP1);             
                                                        emit_mov_reg_membase(
-                                                                cd, REG_ITMP1, REG_SP, var->vv.regoff * 4 + 4);
+                                                                cd, REG_ITMP1, REG_SP, var->vv.regoff + 4);
                                                }
                                                else
 #endif /*defined(ENABLE_SSA)*/
-                                                                 /* reuse Stackslotand avoid copying */
-                                                       var->vv.regoff = cd->stackframesize + s1 + 1;
+                                                       /* reuse stackslot */
+                                                       var->vv.regoff = cd->stackframesize * 8 + 4 + s1;
                                        }
                                }
                        }
@@ -314,7 +305,7 @@ bool codegen_emit(jitdata *jd)
                                if (!(var->flags & INMEMORY)) {  /* reg arg -> register   */
                                        /* rd->argfltregs[md->params[p].regoff -> var->vv.regoff     */
                                } else {                                     /* reg arg -> spilled    */
-                                       /* rd->argfltregs[md->params[p].regoff -> var->vv.regoff * 4 */
+                                       /* rd->argfltregs[md->params[p].regoff -> var->vv.regoff * 8 */
                                }
 
                        } 
@@ -322,14 +313,14 @@ bool codegen_emit(jitdata *jd)
                                if (!(var->flags & INMEMORY)) {      /* stack-arg -> register */
                                        if (t == TYPE_FLT) {
                                                emit_flds_membase(
-                            cd, REG_SP, (cd->stackframesize + s1) * 4 + 4);
+                            cd, REG_SP, cd->stackframesize * 8 + s1 + 4);
                                                assert(0);
 /*                                             emit_fstp_reg(cd, var->vv.regoff + fpu_st_offset); */
 
                                        } 
                                        else {
                                                emit_fldl_membase(
-                            cd, REG_SP, (cd->stackframesize + s1) * 4 + 4);
+                            cd, REG_SP, cd->stackframesize * 8 + s1 + 4);
                                                assert(0);
 /*                                             emit_fstp_reg(cd, var->vv.regoff + fpu_st_offset); */
                                        }
@@ -339,28 +330,28 @@ bool codegen_emit(jitdata *jd)
                                        /* no copy avoiding by now possible with SSA */
                                        if (ls != NULL) {
                                                emit_mov_membase_reg(
-                                                cd, REG_SP, (cd->stackframesize + s1) * 4 + 4, REG_ITMP1);
+                                                cd, REG_SP, cd->stackframesize * 8 + s1 + 4, REG_ITMP1);
                                                emit_mov_reg_membase(
-                                                                        cd, REG_ITMP1, REG_SP, var->vv.regoff * 4);
+                                                                        cd, REG_ITMP1, REG_SP, var->vv.regoff);
                                                if (t == TYPE_FLT) {
                                                        emit_flds_membase(
-                                                                 cd, REG_SP, (cd->stackframesize + s1) * 4 + 4);
-                                                       emit_fstps_membase(cd, REG_SP, var->vv.regoff * 4);
+                                                                 cd, REG_SP, cd->stackframesize * 8 + s1 + 4);
+                                                       emit_fstps_membase(cd, REG_SP, var->vv.regoff);
                                                } 
                                                else {
                                                        emit_fldl_membase(
-                                                                 cd, REG_SP, (cd->stackframesize + s1) * 4 + 4);
-                                                       emit_fstpl_membase(cd, REG_SP, var->vv.regoff * 4);
+                                                                 cd, REG_SP, cd->stackframesize * 8 + s1 + 4);
+                                                       emit_fstpl_membase(cd, REG_SP, var->vv.regoff);
                                                }
                                        }
                                        else
 #endif /*defined(ENABLE_SSA)*/
-                                                                 /* reuse Stackslotand avoid copying */
-                                               var->vv.regoff = cd->stackframesize + s1 + 1;
+                                               /* reuse stackslot */
+                                               var->vv.regoff = cd->stackframesize * 8 + 4 + s1;
                                }
                        }
                }
-       }  /* end for */
+       }
 
        /* call monitorenter function */
 
@@ -372,13 +363,13 @@ bool codegen_emit(jitdata *jd)
                        M_MOV_IMM(&m->class->object.header, REG_ITMP1);
                }
                else {
-                       M_ALD(REG_ITMP1, REG_SP, cd->stackframesize * 4 + 4);
+                       M_ALD(REG_ITMP1, REG_SP, cd->stackframesize * 8 + 4);
                        M_TEST(REG_ITMP1);
                        M_BNE(6);
                        M_ALD_MEM(REG_ITMP1, EXCEPTION_HARDWARE_NULLPOINTER);
                }
 
-               M_AST(REG_ITMP1, REG_SP, s1 * 4);
+               M_AST(REG_ITMP1, REG_SP, s1 * 8);
                M_AST(REG_ITMP1, REG_SP, 0 * 4);
                M_MOV_IMM(LOCK_monitor_enter, REG_ITMP3);
                M_CALL(REG_ITMP3);
@@ -1039,9 +1030,9 @@ bool codegen_emit(jitdata *jd)
                                if (iptr->s1.var->flags & INMEMORY) {
                                        /* Alpha algorithm */
                                        disp = 3;
-                                       CALCOFFSETBYTES(disp, REG_SP, iptr->s1.var->vv.regoff * 4);
+                                       CALCOFFSETBYTES(disp, REG_SP, iptr->s1.var->vv.regoff * 8);
                                        disp += 3;
-                                       CALCOFFSETBYTES(disp, REG_SP, iptr->s1.var->vv.regoff * 4 + 4);
+                                       CALCOFFSETBYTES(disp, REG_SP, iptr->s1.var->vv.regoff * 8 + 4);
 
                                        disp += 2;
                                        disp += 3;
@@ -1057,16 +1048,16 @@ bool codegen_emit(jitdata *jd)
                                        disp += 3;
                                        disp += 2;
 
-                                       emit_mov_membase_reg(cd, REG_SP, iptr->s1.var->vv.regoff * 4, REG_ITMP1);
-                                       emit_mov_membase_reg(cd, REG_SP, iptr->s1.var->vv.regoff * 4 + 4, REG_ITMP2);
+                                       emit_mov_membase_reg(cd, REG_SP, iptr->s1.var->vv.regoff * 8, REG_ITMP1);
+                                       emit_mov_membase_reg(cd, REG_SP, iptr->s1.var->vv.regoff * 8 + 4, REG_ITMP2);
                                        
                                        emit_alu_imm_reg(cd, ALU_AND, iptr->sx.val.l, REG_ITMP1);
                                        emit_alu_imm_reg(cd, ALU_AND, iptr->sx.val.l >> 32, REG_ITMP2);
-                                       emit_alu_imm_membase(cd, ALU_CMP, 0, REG_SP, iptr->s1.var->vv.regoff * 4 + 4);
+                                       emit_alu_imm_membase(cd, ALU_CMP, 0, REG_SP, iptr->s1.var->vv.regoff * 8 + 4);
                                        emit_jcc(cd, CC_GE, disp);
 
-                                       emit_mov_membase_reg(cd, REG_SP, iptr->s1.var->vv.regoff * 4, REG_ITMP1);
-                                       emit_mov_membase_reg(cd, REG_SP, iptr->s1.var->vv.regoff * 4 + 4, REG_ITMP2);
+                                       emit_mov_membase_reg(cd, REG_SP, iptr->s1.var->vv.regoff * 8, REG_ITMP1);
+                                       emit_mov_membase_reg(cd, REG_SP, iptr->s1.var->vv.regoff * 8 + 4, REG_ITMP2);
                                        
                                        emit_neg_reg(cd, REG_ITMP1);
                                        emit_alu_imm_reg(cd, ALU_ADC, 0, REG_ITMP2);
@@ -1079,8 +1070,8 @@ bool codegen_emit(jitdata *jd)
                                        emit_alu_imm_reg(cd, ALU_ADC, 0, REG_ITMP2);
                                        emit_neg_reg(cd, REG_ITMP2);
 
-                                       emit_mov_reg_membase(cd, REG_ITMP1, REG_SP, iptr->dst.var->vv.regoff * 4);
-                                       emit_mov_reg_membase(cd, REG_ITMP2, REG_SP, iptr->dst.var->vv.regoff * 4 + 4);
+                                       emit_mov_reg_membase(cd, REG_ITMP1, REG_SP, iptr->dst.var->vv.regoff * 8);
+                                       emit_mov_reg_membase(cd, REG_ITMP2, REG_SP, iptr->dst.var->vv.regoff * 8 + 4);
                                }
                        }
 
@@ -1572,7 +1563,7 @@ bool codegen_emit(jitdata *jd)
                        d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
 
                        if (var->flags & INMEMORY) {
-                               emit_fildl_membase(cd, REG_SP, var->vv.regoff * 4);
+                               emit_fildl_membase(cd, REG_SP, var->vv.regoff);
                        } else {
                                /* XXX not thread safe! */
                                disp = dseg_add_unique_s4(cd, 0);
@@ -1591,7 +1582,7 @@ bool codegen_emit(jitdata *jd)
                        var = VAROP(iptr->s1);
                        d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
                        if (var->flags & INMEMORY) {
-                               emit_fildll_membase(cd, REG_SP, var->vv.regoff * 4);
+                               emit_fildll_membase(cd, REG_SP, var->vv.regoff);
 
                        } else {
                                log_text("L2F: longs have to be in memory");
@@ -1616,19 +1607,19 @@ bool codegen_emit(jitdata *jd)
                        var1 = VAROP(iptr->s1);
 
                        if (var->flags & INMEMORY) {
-                               emit_fistpl_membase(cd, REG_SP, var->vv.regoff * 4);
+                               emit_fistpl_membase(cd, REG_SP, var->vv.regoff);
 
                                /* Round to nearest, 53-bit mode, exceptions masked */
                                disp = dseg_add_s4(cd, 0x027f);
                                emit_fldcw_membase(cd, REG_ITMP1, disp);
 
                                emit_alu_imm_membase(cd, ALU_CMP, 0x80000000, 
-                                                                        REG_SP, var->vv.regoff * 4);
+                                                                        REG_SP, var->vv.regoff);
 
                                disp = 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff);
                                disp += 5 + 2 + 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff);
 
                        } else {
                                /* XXX not thread safe! */
@@ -1643,19 +1634,19 @@ bool codegen_emit(jitdata *jd)
                                emit_alu_imm_reg(cd, ALU_CMP, 0x80000000, var->vv.regoff);
 
                                disp = 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff);
                                disp += 5 + 2 + ((REG_RESULT == var->vv.regoff) ? 0 : 2);
                        }
 
                        emit_jcc(cd, CC_NE, disp);
 
                        /* XXX: change this when we use registers */
-                       emit_flds_membase(cd, REG_SP, var1->vv.regoff * 4);
+                       emit_flds_membase(cd, REG_SP, var1->vv.regoff);
                        emit_mov_imm_reg(cd, (ptrint) asm_builtin_f2i, REG_ITMP1);
                        emit_call_reg(cd, REG_ITMP1);
 
                        if (var->flags & INMEMORY) {
-                               emit_mov_reg_membase(cd, REG_RESULT, REG_SP, var->vv.regoff * 4);
+                               emit_mov_reg_membase(cd, REG_RESULT, REG_SP, var->vv.regoff);
 
                        } else {
                                M_INTMOVE(REG_RESULT, var->vv.regoff);
@@ -1678,19 +1669,19 @@ bool codegen_emit(jitdata *jd)
                        var1 = VAROP(iptr->s1);
 
                        if (var->flags & INMEMORY) {
-                               emit_fistpl_membase(cd, REG_SP, var->vv.regoff * 4);
+                               emit_fistpl_membase(cd, REG_SP, var->vv.regoff);
 
                                /* Round to nearest, 53-bit mode, exceptions masked */
                                disp = dseg_add_s4(cd, 0x027f);
                                emit_fldcw_membase(cd, REG_ITMP1, disp);
 
                                emit_alu_imm_membase(cd, ALU_CMP, 0x80000000, 
-                                                                        REG_SP, var->vv.regoff * 4);
+                                                                        REG_SP, var->vv.regoff);
 
                                disp = 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff);
                                disp += 5 + 2 + 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff);
 
                        } else {
                                /* XXX not thread safe! */
@@ -1705,19 +1696,19 @@ bool codegen_emit(jitdata *jd)
                                emit_alu_imm_reg(cd, ALU_CMP, 0x80000000, var->vv.regoff);
 
                                disp = 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff);
                                disp += 5 + 2 + ((REG_RESULT == var->vv.regoff) ? 0 : 2);
                        }
 
                        emit_jcc(cd, CC_NE, disp);
 
                        /* XXX: change this when we use registers */
-                       emit_fldl_membase(cd, REG_SP, var1->vv.regoff * 4);
+                       emit_fldl_membase(cd, REG_SP, var1->vv.regoff);
                        emit_mov_imm_reg(cd, (ptrint) asm_builtin_d2i, REG_ITMP1);
                        emit_call_reg(cd, REG_ITMP1);
 
                        if (var->flags & INMEMORY) {
-                               emit_mov_reg_membase(cd, REG_RESULT, REG_SP, var->vv.regoff * 4);
+                               emit_mov_reg_membase(cd, REG_RESULT, REG_SP, var->vv.regoff);
                        } else {
                                M_INTMOVE(REG_RESULT, var->vv.regoff);
                        }
@@ -1739,44 +1730,44 @@ bool codegen_emit(jitdata *jd)
                        var1 = VAROP(iptr->s1);
 
                        if (var->flags & INMEMORY) {
-                               emit_fistpll_membase(cd, REG_SP, var->vv.regoff * 4);
+                               emit_fistpll_membase(cd, REG_SP, var->vv.regoff);
 
                                /* Round to nearest, 53-bit mode, exceptions masked */
                                disp = dseg_add_s4(cd, 0x027f);
                                emit_fldcw_membase(cd, REG_ITMP1, disp);
 
                                emit_alu_imm_membase(cd, ALU_CMP, 0x80000000, 
-                                                                        REG_SP, var->vv.regoff * 4 + 4);
+                                                                        REG_SP, var->vv.regoff + 4);
 
                                disp = 6 + 4;
-                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff);
                                disp += 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff);
                                disp += 5 + 2;
                                disp += 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff);
                                disp += 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff * 4 + 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff + 4);
 
                                emit_jcc(cd, CC_NE, disp);
 
                                emit_alu_imm_membase(cd, ALU_CMP, 0, 
-                                                                        REG_SP, var->vv.regoff * 4);
+                                                                        REG_SP, var->vv.regoff);
 
                                disp = 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff);
                                disp += 5 + 2 + 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff);
 
                                emit_jcc(cd, CC_NE, disp);
 
                                /* XXX: change this when we use registers */
-                               emit_flds_membase(cd, REG_SP, var1->vv.regoff * 4);
+                               emit_flds_membase(cd, REG_SP, var1->vv.regoff);
                                emit_mov_imm_reg(cd, (ptrint) asm_builtin_f2l, REG_ITMP1);
                                emit_call_reg(cd, REG_ITMP1);
-                               emit_mov_reg_membase(cd, REG_RESULT, REG_SP, var->vv.regoff * 4);
+                               emit_mov_reg_membase(cd, REG_RESULT, REG_SP, var->vv.regoff);
                                emit_mov_reg_membase(cd, REG_RESULT2, 
-                                                                        REG_SP, var->vv.regoff * 4 + 4);
+                                                                        REG_SP, var->vv.regoff + 4);
 
                        } else {
                                log_text("F2L: longs have to be in memory");
@@ -1800,43 +1791,43 @@ bool codegen_emit(jitdata *jd)
                        var1 = VAROP(iptr->s1);
 
                        if (var->flags & INMEMORY) {
-                               emit_fistpll_membase(cd, REG_SP, var->vv.regoff * 4);
+                               emit_fistpll_membase(cd, REG_SP, var->vv.regoff);
 
                                /* Round to nearest, 53-bit mode, exceptions masked */
                                disp = dseg_add_s4(cd, 0x027f);
                                emit_fldcw_membase(cd, REG_ITMP1, disp);
 
                                emit_alu_imm_membase(cd, ALU_CMP, 0x80000000, 
-                                                                        REG_SP, var->vv.regoff * 4 + 4);
+                                                                        REG_SP, var->vv.regoff + 4);
 
                                disp = 6 + 4;
-                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff);
                                disp += 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff);
                                disp += 5 + 2;
                                disp += 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff);
                                disp += 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff * 4 + 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff + 4);
 
                                emit_jcc(cd, CC_NE, disp);
 
-                               emit_alu_imm_membase(cd, ALU_CMP, 0, REG_SP, var->vv.regoff * 4);
+                               emit_alu_imm_membase(cd, ALU_CMP, 0, REG_SP, var->vv.regoff);
 
                                disp = 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var1->vv.regoff);
                                disp += 5 + 2 + 3;
-                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff * 4);
+                               CALCOFFSETBYTES(disp, REG_SP, var->vv.regoff);
 
                                emit_jcc(cd, CC_NE, disp);
 
                                /* XXX: change this when we use registers */
-                               emit_fldl_membase(cd, REG_SP, var1->vv.regoff * 4);
+                               emit_fldl_membase(cd, REG_SP, var1->vv.regoff);
                                emit_mov_imm_reg(cd, (ptrint) asm_builtin_d2l, REG_ITMP1);
                                emit_call_reg(cd, REG_ITMP1);
-                               emit_mov_reg_membase(cd, REG_RESULT, REG_SP, var->vv.regoff * 4);
+                               emit_mov_reg_membase(cd, REG_RESULT, REG_SP, var->vv.regoff);
                                emit_mov_reg_membase(cd, REG_RESULT2, 
-                                                                        REG_SP, var->vv.regoff * 4 + 4);
+                                                                        REG_SP, var->vv.regoff + 4);
 
                        } else {
                                log_text("D2L: longs have to be in memory");
@@ -1914,7 +1905,7 @@ bool codegen_emit(jitdata *jd)
                        s1 = emit_load_s1(jd, iptr, REG_ITMP1);
                        d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
                        /* 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;
 
@@ -1925,7 +1916,7 @@ bool codegen_emit(jitdata *jd)
                        d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
-                       emit_movsbl_memindex_reg(cd, OFFSET(java_bytearray, data[0]), 
+                       emit_movsbl_memindex_reg(cd, OFFSET(java_bytearray_t, data[0]), 
                                                                         s1, s2, 0, d);
                        emit_store_dst(jd, iptr, d);
                        break;
@@ -1937,7 +1928,7 @@ bool codegen_emit(jitdata *jd)
                        d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
-                       emit_movzwl_memindex_reg(cd, OFFSET(java_chararray, data[0]), 
+                       emit_movzwl_memindex_reg(cd, OFFSET(java_chararray_t, data[0]), 
                                                                         s1, s2, 1, d);
                        emit_store_dst(jd, iptr, d);
                        break;                  
@@ -1949,7 +1940,7 @@ bool codegen_emit(jitdata *jd)
                        d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
-                       emit_movswl_memindex_reg(cd, OFFSET(java_shortarray, data[0]), 
+                       emit_movswl_memindex_reg(cd, OFFSET(java_shortarray_t, data[0]), 
                                                                         s1, s2, 1, d);
                        emit_store_dst(jd, iptr, d);
                        break;
@@ -1961,7 +1952,7 @@ bool codegen_emit(jitdata *jd)
                        d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
-                       emit_mov_memindex_reg(cd, OFFSET(java_intarray, data[0]), 
+                       emit_mov_memindex_reg(cd, OFFSET(java_intarray_t, data[0]), 
                                                                  s1, s2, 2, d);
                        emit_store_dst(jd, iptr, d);
                        break;
@@ -1977,12 +1968,12 @@ bool codegen_emit(jitdata *jd)
                        var = VAROP(iptr->dst);
 
                        assert(var->flags & INMEMORY);
-                       emit_mov_memindex_reg(cd, OFFSET(java_longarray, data[0]), 
+                       emit_mov_memindex_reg(cd, OFFSET(java_longarray_t, data[0]), 
                                                                  s1, s2, 3, REG_ITMP3);
-                       emit_mov_reg_membase(cd, REG_ITMP3, REG_SP, var->vv.regoff * 4);
-                       emit_mov_memindex_reg(cd, OFFSET(java_longarray, data[0]) + 4, 
+                       emit_mov_reg_membase(cd, REG_ITMP3, REG_SP, var->vv.regoff);
+                       emit_mov_memindex_reg(cd, OFFSET(java_longarray_t, data[0]) + 4, 
                                                                  s1, s2, 3, REG_ITMP3);
-                       emit_mov_reg_membase(cd, REG_ITMP3, REG_SP, var->vv.regoff * 4 + 4);
+                       emit_mov_reg_membase(cd, REG_ITMP3, REG_SP, var->vv.regoff + 4);
                        break;
 
                case ICMD_FALOAD:     /* ..., arrayref, index  ==> ..., value         */
@@ -1992,7 +1983,7 @@ bool codegen_emit(jitdata *jd)
                        d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
-                       emit_flds_memindex(cd, OFFSET(java_floatarray, data[0]), s1, s2, 2);
+                       emit_flds_memindex(cd, OFFSET(java_floatarray_t, data[0]), s1, s2, 2);
                        emit_store_dst(jd, iptr, d);
                        break;
 
@@ -2003,7 +1994,7 @@ bool codegen_emit(jitdata *jd)
                        d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
-                       emit_fldl_memindex(cd, OFFSET(java_doublearray, data[0]), s1, s2,3);
+                       emit_fldl_memindex(cd, OFFSET(java_doublearray_t, data[0]), s1, s2,3);
                        emit_store_dst(jd, iptr, d);
                        break;
 
@@ -2014,7 +2005,7 @@ bool codegen_emit(jitdata *jd)
                        d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
-                       emit_mov_memindex_reg(cd, OFFSET(java_objectarray, data[0]),
+                       emit_mov_memindex_reg(cd, OFFSET(java_objectarray_t, data[0]),
                                                                  s1, s2, 2, d);
                        emit_store_dst(jd, iptr, d);
                        break;
@@ -2032,7 +2023,7 @@ bool codegen_emit(jitdata *jd)
                                M_INTMOVE(s3, REG_ITMP3);
                                s3 = REG_ITMP3;
                        }
-                       emit_movb_reg_memindex(cd, s3, OFFSET(java_bytearray, data[0]),
+                       emit_movb_reg_memindex(cd, s3, OFFSET(java_bytearray_t, data[0]),
                                                                   s1, s2, 0);
                        break;
 
@@ -2043,7 +2034,7 @@ bool codegen_emit(jitdata *jd)
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
                        s3 = emit_load_s3(jd, iptr, REG_ITMP3);
-                       emit_movw_reg_memindex(cd, s3, OFFSET(java_chararray, data[0]),
+                       emit_movw_reg_memindex(cd, s3, OFFSET(java_chararray_t, data[0]),
                                                                   s1, s2, 1);
                        break;
 
@@ -2054,7 +2045,7 @@ bool codegen_emit(jitdata *jd)
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
                        s3 = emit_load_s3(jd, iptr, REG_ITMP3);
-                       emit_movw_reg_memindex(cd, s3, OFFSET(java_shortarray, data[0]),
+                       emit_movw_reg_memindex(cd, s3, OFFSET(java_shortarray_t, data[0]),
                                                                   s1, s2, 1);
                        break;
 
@@ -2065,7 +2056,7 @@ bool codegen_emit(jitdata *jd)
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
                        s3 = emit_load_s3(jd, iptr, REG_ITMP3);
-                       emit_mov_reg_memindex(cd, s3, OFFSET(java_intarray, data[0]),
+                       emit_mov_reg_memindex(cd, s3, OFFSET(java_intarray_t, data[0]),
                                                                  s1, s2, 2);
                        break;
 
@@ -2079,12 +2070,12 @@ bool codegen_emit(jitdata *jd)
                        var = VAROP(iptr->sx.s23.s3);
 
                        assert(var->flags & INMEMORY);
-                       emit_mov_membase_reg(cd, REG_SP, var->vv.regoff * 4, REG_ITMP3);
-                       emit_mov_reg_memindex(cd, REG_ITMP3, OFFSET(java_longarray, data[0])
+                       emit_mov_membase_reg(cd, REG_SP, var->vv.regoff, REG_ITMP3);
+                       emit_mov_reg_memindex(cd, REG_ITMP3, OFFSET(java_longarray_t, data[0])
                                                                  , s1, s2, 3);
-                       emit_mov_membase_reg(cd, REG_SP, var->vv.regoff * 4 + 4, REG_ITMP3);
+                       emit_mov_membase_reg(cd, REG_SP, var->vv.regoff + 4, REG_ITMP3);
                        emit_mov_reg_memindex(cd, REG_ITMP3,
-                                                           OFFSET(java_longarray, data[0]) + 4, s1, s2, 3);
+                                                           OFFSET(java_longarray_t, data[0]) + 4, s1, s2, 3);
                        break;
 
                case ICMD_FASTORE:    /* ..., arrayref, index, value  ==> ...         */
@@ -2094,7 +2085,7 @@ bool codegen_emit(jitdata *jd)
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
                        s3 = emit_load_s3(jd, iptr, REG_FTMP1);
-                       emit_fstps_memindex(cd, OFFSET(java_floatarray, data[0]), s1, s2,2);
+                       emit_fstps_memindex(cd, OFFSET(java_floatarray_t, data[0]), s1, s2,2);
                        break;
 
                case ICMD_DASTORE:    /* ..., arrayref, index, value  ==> ...         */
@@ -2104,7 +2095,7 @@ bool codegen_emit(jitdata *jd)
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
                        s3 = emit_load_s3(jd, iptr, REG_FTMP1);
-                       emit_fstpl_memindex(cd, OFFSET(java_doublearray, data[0]),
+                       emit_fstpl_memindex(cd, OFFSET(java_doublearray_t, data[0]),
                                                                s1, s2, 3);
                        break;
 
@@ -2125,7 +2116,7 @@ bool codegen_emit(jitdata *jd)
                        s1 = emit_load_s1(jd, iptr, REG_ITMP1);
                        s2 = emit_load_s2(jd, iptr, REG_ITMP2);
                        s3 = emit_load_s3(jd, iptr, REG_ITMP3);
-                       emit_mov_reg_memindex(cd, s3, OFFSET(java_objectarray, data[0]),
+                       emit_mov_reg_memindex(cd, s3, OFFSET(java_objectarray_t, data[0]),
                                                                  s1, s2, 2);
                        break;
 
@@ -2136,7 +2127,7 @@ bool codegen_emit(jitdata *jd)
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
                        emit_movb_imm_memindex(cd, iptr->sx.s23.s3.constval,
-                                                                  OFFSET(java_bytearray, data[0]), s1, s2, 0);
+                                                                  OFFSET(java_bytearray_t, data[0]), s1, s2, 0);
                        break;
 
                case ICMD_CASTORECONST:   /* ..., arrayref, index  ==> ...            */
@@ -2146,7 +2137,7 @@ bool codegen_emit(jitdata *jd)
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
                        emit_movw_imm_memindex(cd, iptr->sx.s23.s3.constval,
-                                                                  OFFSET(java_chararray, data[0]), s1, s2, 1);
+                                                                  OFFSET(java_chararray_t, data[0]), s1, s2, 1);
                        break;
 
                case ICMD_SASTORECONST:   /* ..., arrayref, index  ==> ...            */
@@ -2156,7 +2147,7 @@ bool codegen_emit(jitdata *jd)
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
                        emit_movw_imm_memindex(cd, iptr->sx.s23.s3.constval,
-                                                                  OFFSET(java_shortarray, data[0]), s1, s2, 1);
+                                                                  OFFSET(java_shortarray_t, data[0]), s1, s2, 1);
                        break;
 
                case ICMD_IASTORECONST: /* ..., arrayref, index  ==> ...              */
@@ -2166,7 +2157,7 @@ bool codegen_emit(jitdata *jd)
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
                        emit_mov_imm_memindex(cd, iptr->sx.s23.s3.constval,
-                                                                 OFFSET(java_intarray, data[0]), s1, s2, 2);
+                                                                 OFFSET(java_intarray_t, data[0]), s1, s2, 2);
                        break;
 
                case ICMD_LASTORECONST: /* ..., arrayref, index  ==> ...              */
@@ -2177,10 +2168,10 @@ bool codegen_emit(jitdata *jd)
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
                        emit_mov_imm_memindex(cd, 
                                                   (u4) (iptr->sx.s23.s3.constval & 0x00000000ffffffff),
-                                                  OFFSET(java_longarray, data[0]), s1, s2, 3);
+                                                  OFFSET(java_longarray_t, data[0]), s1, s2, 3);
                        emit_mov_imm_memindex(cd, 
                                                        ((s4)iptr->sx.s23.s3.constval) >> 31, 
-                                                       OFFSET(java_longarray, data[0]) + 4, s1, s2, 3);
+                                                       OFFSET(java_longarray_t, data[0]) + 4, s1, s2, 3);
                        break;
 
                case ICMD_AASTORECONST: /* ..., arrayref, index  ==> ...              */
@@ -2190,7 +2181,7 @@ bool codegen_emit(jitdata *jd)
                        /* implicit null-pointer check */
                        emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
                        emit_mov_imm_memindex(cd, 0, 
-                                                                 OFFSET(java_objectarray, data[0]), s1, s2, 2);
+                                                                 OFFSET(java_objectarray_t, data[0]), s1, s2, 2);
                        break;
 
 
@@ -2207,7 +2198,7 @@ bool codegen_emit(jitdata *jd)
                        else {
                                fi        = iptr->sx.s23.s3.fmiref->p.field;
                                fieldtype = fi->type;
-                               disp      = (ptrint) &(fi->value);
+                               disp      = (intptr_t) fi->value;
 
                                if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class))
                                        codegen_addpatchref(cd, PATCHER_clinit, fi->class, 0);
@@ -2248,7 +2239,7 @@ bool codegen_emit(jitdata *jd)
                        else {
                                fi        = iptr->sx.s23.s3.fmiref->p.field;
                                fieldtype = fi->type;
-                               disp      = (ptrint) &(fi->value);
+                               disp      = (intptr_t) fi->value;
 
                                if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class))
                                        codegen_addpatchref(cd, PATCHER_clinit, fi->class, 0);
@@ -2290,7 +2281,7 @@ bool codegen_emit(jitdata *jd)
                        else {
                                fi        = iptr->sx.s23.s3.fmiref->p.field;
                                fieldtype = fi->type;
-                               disp      = (ptrint) &(fi->value);
+                               disp      = (intptr_t) fi->value;
 
                                if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class))
                                        codegen_addpatchref(cd, PATCHER_clinit, fi->class, 0);
@@ -2317,21 +2308,17 @@ bool codegen_emit(jitdata *jd)
                        emit_nullpointer_check(cd, iptr, s1);
 
                        if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
-                               unresolved_field *uf = iptr->sx.s23.s3.uf;
-
+                               uf        = iptr->sx.s23.s3.uf;
                                fieldtype = uf->fieldref->parseddesc.fd->type;
+                               disp      = 0;
 
                                codegen_addpatchref(cd, PATCHER_getfield,
                                                                        iptr->sx.s23.s3.uf, 0);
-
-                               disp = 0;
-
                        }
                        else {
-                               fieldinfo *fi = iptr->sx.s23.s3.fmiref->p.field;
-                               
+                               fi        = iptr->sx.s23.s3.fmiref->p.field;
                                fieldtype = fi->type;
-                               disp = fi->offset;
+                               disp      = fi->offset;
                        }
 
                        switch (fieldtype) {
@@ -2364,13 +2351,11 @@ bool codegen_emit(jitdata *jd)
                        /* must be done here because of code patching */
 
                        if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
-                               unresolved_field *uf = iptr->sx.s23.s3.uf;
-
+                               uf        = iptr->sx.s23.s3.uf;
                                fieldtype = uf->fieldref->parseddesc.fd->type;
                        }
                        else {
-                               fieldinfo *fi = iptr->sx.s23.s3.fmiref->p.field;
-
+                               fi        = iptr->sx.s23.s3.fmiref->p.field;
                                fieldtype = fi->type;
                        }
 
@@ -2384,16 +2369,15 @@ bool codegen_emit(jitdata *jd)
                                s2 = emit_load_s2(jd, iptr, REG_FTMP2);
 
                        if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
-                               unresolved_field *uf = iptr->sx.s23.s3.uf;
-
-                               codegen_addpatchref(cd, PATCHER_putfield, uf, 0);
-
+                               /* XXX */
+                               uf   = iptr->sx.s23.s3.uf;
                                disp = 0;
 
+                               codegen_addpatchref(cd, PATCHER_putfield, uf, 0);
                        }
                        else {
-                               fieldinfo *fi = iptr->sx.s23.s3.fmiref->p.field;
-
+                               /* XXX */
+                               fi   = iptr->sx.s23.s3.fmiref->p.field;
                                disp = fi->offset;
                        }
 
@@ -2422,25 +2406,19 @@ bool codegen_emit(jitdata *jd)
                        emit_nullpointer_check(cd, iptr, s1);
 
                        if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
-                               unresolved_field *uf = iptr->sx.s23.s3.uf;
-
+                               uf        = iptr->sx.s23.s3.uf;
                                fieldtype = uf->fieldref->parseddesc.fd->type;
+                               disp      = 0;
 
                                codegen_addpatchref(cd, PATCHER_putfieldconst,
                                                                        uf, 0);
-
-                               disp = 0;
-
                        }
-                       else
-                       {
-                               fieldinfo *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;
                        }
 
-
                        switch (fieldtype) {
                        case TYPE_INT:
                        case TYPE_ADR:
@@ -2764,25 +2742,25 @@ nowperformreturn:
 
 #if defined(ENABLE_THREADS)
                        if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
-                               M_ALD(REG_ITMP2, REG_SP, rd->memuse * 4);
+                               M_ALD(REG_ITMP2, REG_SP, rd->memuse * 8);
 
                                /* we need to save the proper return value */
                                switch (iptr->opc) {
                                case ICMD_IRETURN:
                                case ICMD_ARETURN:
-                                       M_IST(REG_RESULT, REG_SP, rd->memuse * 4);
+                                       M_IST(REG_RESULT, REG_SP, rd->memuse * 8);
                                        break;
 
                                case ICMD_LRETURN:
-                                       M_LST(REG_RESULT_PACKED, REG_SP, rd->memuse * 4);
+                                       M_LST(REG_RESULT_PACKED, REG_SP, rd->memuse * 8);
                                        break;
 
                                case ICMD_FRETURN:
-                                       emit_fstps_membase(cd, REG_SP, rd->memuse * 4);
+                                       emit_fstps_membase(cd, REG_SP, rd->memuse * 8);
                                        break;
 
                                case ICMD_DRETURN:
-                                       emit_fstpl_membase(cd, REG_SP, rd->memuse * 4);
+                                       emit_fstpl_membase(cd, REG_SP, rd->memuse * 8);
                                        break;
                                }
 
@@ -2794,19 +2772,19 @@ nowperformreturn:
                                switch (iptr->opc) {
                                case ICMD_IRETURN:
                                case ICMD_ARETURN:
-                                       M_ILD(REG_RESULT, REG_SP, rd->memuse * 4);
+                                       M_ILD(REG_RESULT, REG_SP, rd->memuse * 8);
                                        break;
 
                                case ICMD_LRETURN:
-                                       M_LLD(REG_RESULT_PACKED, REG_SP, rd->memuse * 4);
+                                       M_LLD(REG_RESULT_PACKED, REG_SP, rd->memuse * 8);
                                        break;
 
                                case ICMD_FRETURN:
-                                       emit_flds_membase(cd, REG_SP, rd->memuse * 4);
+                                       emit_flds_membase(cd, REG_SP, rd->memuse * 8);
                                        break;
 
                                case ICMD_DRETURN:
-                                       emit_fldl_membase(cd, REG_SP, rd->memuse * 4);
+                                       emit_fldl_membase(cd, REG_SP, rd->memuse * 8);
                                        break;
                                }
                        }
@@ -2815,12 +2793,12 @@ nowperformreturn:
                        /* restore saved registers */
 
                        for (i = INT_SAV_CNT - 1; i >= rd->savintreguse; i--) {
-                               p--; M_ALD(rd->savintregs[i], REG_SP, p * 4);
+                               p--; M_ALD(rd->savintregs[i], REG_SP, p * 8);
                        }
 
                        for (i = FLT_SAV_CNT - 1; i >= rd->savfltreguse; i--) {
                                p--;
-                               emit_fldl_membase(cd, REG_SP, p * 4);
+                               emit_fldl_membase(cd, REG_SP, p * 8);
                                if (iptr->opc == ICMD_FRETURN || iptr->opc == ICMD_DRETURN) {
                                        assert(0);
 /*                                     emit_fstp_reg(cd, rd->savfltregs[i] + fpu_st_offset + 1); */
@@ -2833,7 +2811,7 @@ nowperformreturn:
                        /* deallocate stack */
 
                        if (cd->stackframesize)
-                               M_AADD_IMM(cd->stackframesize * 4, REG_SP);
+                               M_AADD_IMM(cd->stackframesize * 8, REG_SP);
 
                        emit_ret(cd);
                        }
@@ -2950,10 +2928,10 @@ gen_method:
                                        } else {
                                                if (IS_2_WORD_TYPE(var->type)) {
                                                        d = emit_load(jd, iptr, var, REG_ITMP12_PACKED);
-                                                       M_LST(d, REG_SP, md->params[s3].regoff * 4);
+                                                       M_LST(d, REG_SP, md->params[s3].regoff);
                                                } else {
                                                        d = emit_load(jd, iptr, var, REG_ITMP1);
-                                                       M_IST(d, REG_SP, md->params[s3].regoff * 4);
+                                                       M_IST(d, REG_SP, md->params[s3].regoff);
                                                }
                                        }
 
@@ -2966,9 +2944,9 @@ gen_method:
                                        } else {
                                                d = emit_load(jd, iptr, var, REG_FTMP1);
                                                if (IS_2_WORD_TYPE(var->type))
-                                                       M_DST(d, REG_SP, md->params[s3].regoff * 4);
+                                                       M_DST(d, REG_SP, md->params[s3].regoff);
                                                else
-                                                       M_FST(d, REG_SP, md->params[s3].regoff * 4);
+                                                       M_FST(d, REG_SP, md->params[s3].regoff);
                                        }
                                }
                        } /* end of for */
@@ -2985,7 +2963,7 @@ gen_method:
                                break;
 
                        case ICMD_INVOKESPECIAL:
-                               M_ALD(REG_ITMP1, REG_SP, 0 * 4);
+                               M_ALD(REG_ITMP1, REG_SP, 0 * 8);
                                emit_nullpointer_check(cd, iptr, REG_ITMP1);
                                /* fall through */
 
@@ -3009,7 +2987,7 @@ gen_method:
                                break;
 
                        case ICMD_INVOKEVIRTUAL:
-                               M_ALD(REG_ITMP1, REG_SP, 0 * 4);
+                               M_ALD(REG_ITMP1, REG_SP, 0 * 8);
                                emit_nullpointer_check(cd, iptr, s1);
 
                                if (lm == NULL) {
@@ -3027,13 +3005,13 @@ gen_method:
                                }
 
                                M_ALD(REG_METHODPTR, REG_ITMP1,
-                                         OFFSET(java_objectheader, vftbl));
+                                         OFFSET(java_object_t, vftbl));
                                M_ALD32(REG_ITMP3, REG_METHODPTR, s1);
                                M_CALL(REG_ITMP3);
                                break;
 
                        case ICMD_INVOKEINTERFACE:
-                               M_ALD(REG_ITMP1, REG_SP, 0 * 4);
+                               M_ALD(REG_ITMP1, REG_SP, 0 * 8);
                                emit_nullpointer_check(cd, iptr, s1);
 
                                if (lm == NULL) {
@@ -3055,7 +3033,7 @@ gen_method:
                                }
 
                                M_ALD(REG_METHODPTR, REG_ITMP1,
-                                         OFFSET(java_objectheader, vftbl));
+                                         OFFSET(java_object_t, vftbl));
                                M_ALD32(REG_METHODPTR, REG_METHODPTR, s1);
                                M_ALD32(REG_ITMP3, REG_METHODPTR, s2);
                                M_CALL(REG_ITMP3);
@@ -3141,7 +3119,7 @@ gen_method:
                                                emit_label_beq(cd, BRANCH_LABEL_3);
                                        }
 
-                                       M_ALD(REG_ITMP2, s1, OFFSET(java_objectheader, vftbl));
+                                       M_ALD(REG_ITMP2, s1, OFFSET(java_object_t, vftbl));
 
                                        if (super == NULL) {
                                                codegen_addpatchref(cd, PATCHER_checkcast_interface,
@@ -3179,7 +3157,7 @@ gen_method:
                                                emit_label_beq(cd, BRANCH_LABEL_5);
                                        }
 
-                                       M_ALD(REG_ITMP2, s1, OFFSET(java_objectheader, vftbl));
+                                       M_ALD(REG_ITMP2, s1, OFFSET(java_object_t, vftbl));
 
                                        if (super == NULL) {
                                                codegen_addpatchref(cd, PATCHER_checkcast_class,
@@ -3304,7 +3282,7 @@ gen_method:
                                        emit_label_beq(cd, BRANCH_LABEL_3);
                                }
 
-                               M_ALD(REG_ITMP1, s1, OFFSET(java_objectheader, vftbl));
+                               M_ALD(REG_ITMP1, s1, OFFSET(java_object_t, vftbl));
 
                                if (super == NULL) {
                                        codegen_addpatchref(cd, PATCHER_instanceof_interface,
@@ -3346,7 +3324,7 @@ gen_method:
                                        emit_label_beq(cd, BRANCH_LABEL_5);
                                }
 
-                               M_ALD(REG_ITMP1, s1, OFFSET(java_objectheader, vftbl));
+                               M_ALD(REG_ITMP1, s1, OFFSET(java_object_t, vftbl));
 
                                if (super == NULL) {
                                        codegen_addpatchref(cd, PATCHER_instanceof_class,
@@ -3395,7 +3373,7 @@ gen_method:
                                /* Already Preallocated? */
                                if (!(var->flags & PREALLOC)) {
                                        if (var->flags & INMEMORY) {
-                                               M_ILD(REG_ITMP1, REG_SP, var->vv.regoff * 4);
+                                               M_ILD(REG_ITMP1, REG_SP, var->vv.regoff);
                                                M_IST(REG_ITMP1, REG_SP, (s1 + 3) * 4);
                                        }
                                        else
@@ -3485,7 +3463,6 @@ gen_method:
        /* generate stubs */
 
        emit_patcher_stubs(jd);
-       REPLACEMENT_EMIT_STUBS(jd);
 
        /* everything's ok */
 
@@ -3555,12 +3532,12 @@ void codegen_emit_stub_native(jitdata *jd, methoddesc *nmd, functionptr f)
 
     /* keep stack 16-byte aligned */
 
-       cd->stackframesize |= 0x3;
+       ALIGN_ODD(cd->stackframesize);        /* XXX this is wrong, +4 is missing */
 
        /* create method header */
 
        (void) dseg_add_unique_address(cd, code);              /* CodeinfoPointer */
-       (void) dseg_add_unique_s4(cd, cd->stackframesize * 4); /* FrameSize       */
+       (void) dseg_add_unique_s4(cd, cd->stackframesize * 8); /* FrameSize       */
        (void) dseg_add_unique_s4(cd, 0);                      /* IsSync          */
        (void) dseg_add_unique_s4(cd, 0);                      /* IsLeaf          */
        (void) dseg_add_unique_s4(cd, 0);                      /* IntSave         */
@@ -3581,7 +3558,7 @@ void codegen_emit_stub_native(jitdata *jd, methoddesc *nmd, functionptr f)
 
        /* calculate stackframe size for native function */
 
-       M_ASUB_IMM(cd->stackframesize * 4, REG_SP);
+       M_ASUB_IMM(cd->stackframesize * 8, REG_SP);
 
 #if !defined(NDEBUG)
        emit_verbosecall_enter(jd);
@@ -3611,17 +3588,17 @@ void codegen_emit_stub_native(jitdata *jd, methoddesc *nmd, functionptr f)
        /* prepare data structures for native function call */
 
        M_MOV(REG_SP, REG_ITMP1);
-       M_AADD_IMM(cd->stackframesize * 4, REG_ITMP1);
+       M_AADD_IMM(cd->stackframesize * 8, REG_ITMP1);
 
        M_AST(REG_ITMP1, REG_SP, 0 * 4);
        M_IST_IMM(0, REG_SP, 1 * 4);
        dseg_adddata(cd);
 
        M_MOV(REG_SP, REG_ITMP2);
-       M_AADD_IMM(cd->stackframesize * 4 + SIZEOF_VOID_P, REG_ITMP2);
+       M_AADD_IMM(cd->stackframesize * 8 + SIZEOF_VOID_P, REG_ITMP2);
 
        M_AST(REG_ITMP2, REG_SP, 2 * 4);
-       M_ALD(REG_ITMP3, REG_SP, cd->stackframesize * 4);
+       M_ALD(REG_ITMP3, REG_SP, cd->stackframesize * 8);
        M_AST(REG_ITMP3, REG_SP, 3 * 4);
        M_MOV_IMM(codegen_start_native_call, REG_ITMP1);
        M_CALL(REG_ITMP1);
@@ -3635,9 +3612,12 @@ void codegen_emit_stub_native(jitdata *jd, methoddesc *nmd, functionptr f)
 
                if (!md->params[i].inmemory) {
                        /* no integer argument registers */
-               } else {       /* float/double in memory can be copied like int/longs */
-                       s1 = (md->params[i].regoff + cd->stackframesize + 1) * 4;
-                       s2 = nmd->params[j].regoff * 4;
+               }
+               else {
+                       /* float/double in memory can be copied like int/longs */
+
+                       s1 = md->params[i].regoff + cd->stackframesize * 8 + 4;
+                       s2 = nmd->params[j].regoff;
 
                        M_ILD(REG_ITMP1, REG_SP, s1);
                        M_IST(REG_ITMP1, REG_SP, s2);
@@ -3666,16 +3646,16 @@ void codegen_emit_stub_native(jitdata *jd, methoddesc *nmd, functionptr f)
        switch (md->returntype.type) {
        case TYPE_INT:
        case TYPE_ADR:
-               M_IST(REG_RESULT, REG_SP, 1 * 4);
+               M_IST(REG_RESULT, REG_SP, 1 * 8);
                break;
        case TYPE_LNG:
-               M_LST(REG_RESULT_PACKED, REG_SP, 1 * 4);
+               M_LST(REG_RESULT_PACKED, REG_SP, 1 * 8);
                break;
        case TYPE_FLT:
-               emit_fsts_membase(cd, REG_SP, 1 * 4);
+               emit_fsts_membase(cd, REG_SP, 1 * 8);
                break;
        case TYPE_DBL:
-               emit_fstl_membase(cd, REG_SP, 1 * 4);
+               emit_fstl_membase(cd, REG_SP, 1 * 8);
                break;
        case TYPE_VOID:
                break;
@@ -3688,7 +3668,7 @@ void codegen_emit_stub_native(jitdata *jd, methoddesc *nmd, functionptr f)
        /* remove native stackframe info */
 
        M_MOV(REG_SP, REG_ITMP1);
-       M_AADD_IMM(cd->stackframesize * 4, REG_ITMP1);
+       M_AADD_IMM(cd->stackframesize * 8, REG_ITMP1);
 
        M_AST(REG_ITMP1, REG_SP, 0 * 4);
        M_MOV_IMM(codegen_finish_native_call, REG_ITMP1);
@@ -3700,22 +3680,22 @@ void codegen_emit_stub_native(jitdata *jd, methoddesc *nmd, functionptr f)
        switch (md->returntype.type) {
        case TYPE_INT:
        case TYPE_ADR:
-               M_ILD(REG_RESULT, REG_SP, 1 * 4);
+               M_ILD(REG_RESULT, REG_SP, 1 * 8);
                break;
        case TYPE_LNG:
-               M_LLD(REG_RESULT_PACKED, REG_SP, 1 * 4);
+               M_LLD(REG_RESULT_PACKED, REG_SP, 1 * 8);
                break;
        case TYPE_FLT:
-               emit_flds_membase(cd, REG_SP, 1 * 4);
+               emit_flds_membase(cd, REG_SP, 1 * 8);
                break;
        case TYPE_DBL:
-               emit_fldl_membase(cd, REG_SP, 1 * 4);
+               emit_fldl_membase(cd, REG_SP, 1 * 8);
                break;
        case TYPE_VOID:
                break;
        }
 
-       M_AADD_IMM(cd->stackframesize * 4, REG_SP);
+       M_AADD_IMM(cd->stackframesize * 8, REG_SP);
 
        /* check for exception */