/* 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.
#include "vm/jit/dseg.h"
#include "vm/jit/emit-common.h"
#include "vm/jit/jit.h"
-#include "vm/jit/md.h"
+#include "vm/jit/linenumbertable.h"
#include "vm/jit/methodheader.h"
#include "vm/jit/parse.h"
#include "vm/jit/patcher-common.h"
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 */
(void) dseg_add_unique_s4(cd, INT_SAV_CNT - rd->savintreguse); /* IntSave */
(void) dseg_add_unique_s4(cd, FLT_SAV_CNT - rd->savfltreguse); /* FltSave */
- dseg_addlinenumbertablesize(cd);
-
- (void) dseg_add_unique_s4(cd, jd->exceptiontablelength); /* ExTableSize */
-
- /* create exception table */
-
- 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);
- }
-
#if defined(ENABLE_PROFILING)
/* generate method profiling code */
/* 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 {
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;
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);
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 */
}
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;
}
}
}
}
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;
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);
}
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);
}
} /* if (bptr -> flags >= BBREACHED) */
} /* for basic block */
- dseg_createlinenumbertable(cd);
-
/* generate traps */
emit_patcher_traps(jd);
s4 s1, s2;
int disp;
- /* get required compiler data */
+ /* Sanity check. */
+
+ assert(f != NULL);
+
+ /* Get required compiler data. */
m = jd->m;
code = jd->code;
(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 */
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;
- if (md->params[i].inmemory) {
- 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;
+ 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;
}
}
}
projects / cacao.git / blobdiff