#include "vm/jit/dseg.h"
#include "vm/jit/emit-common.h"
#include "vm/jit/jit.h"
+#include "vm/jit/linenumbertable.h"
#include "vm/jit/md.h"
#include "vm/jit/methodheader.h"
#include "vm/jit/parse.h"
varinfo *var;
basicblock *bptr;
instruction *iptr;
- exception_entry *ex;
u2 currentline;
methodinfo *lm; /* local methodinfo for ICMD_INVOKE* */
unresolved_method *um;
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;
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_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 **************************************************/
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 */
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. */
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:
} /* 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_builtin ***************************************************
-
- Creates a stub routine which calls a builtin function.
-
-*******************************************************************************/
-
-void codegen_emit_stub_builtin(jitdata *jd, builtintable_entry *bte)
-{
- codeinfo *code;
- codegendata *cd;
- methoddesc *md;
- int i;
- int s1;
- int disp;
-
- /* get required compiler data */
-
- code = jd->code;
- cd = jd->cd;
-
- md = bte->md;
-
- /* calculate stackframe size */
-
- cd->stackframesize =
- sizeof(stackframeinfo) / SIZEOF_VOID_P +
- 2 + /* 4 stackframeinfo arguments (darwin)*/
- md->paramcount;
-
- /* Keep stack 16-byte aligned. */
-
- ALIGN_2(cd->stackframesize);
-
- /* create method header */
-
- (void) dseg_add_unique_address(cd, code); /* CodeinfoPointer */
- (void) dseg_add_unique_s4(cd, cd->stackframesize * 8); /* FrameSize */
- (void) dseg_add_unique_s4(cd, 0); /* IsSync */
- (void) dseg_add_unique_s4(cd, 0); /* IsLeaf */
- (void) dseg_add_unique_s4(cd, 0); /* IntSave */
- (void) dseg_add_unique_s4(cd, 0); /* FltSave */
- (void) dseg_addlinenumbertablesize(cd);
- (void) dseg_add_unique_s4(cd, 0); /* ExTableSize */
-
- /* generate code */
-
- M_MFLR(REG_ZERO);
- M_AST_INTERN(REG_ZERO, REG_SP, LA_LR_OFFSET);
- M_STWU(REG_SP, REG_SP, -(cd->stackframesize * 8));
-
-#if defined(ENABLE_GC_CACAO)
- /* Save callee saved integer registers in stackframeinfo (GC may
- need to recover them during a collection). */
-
- disp = cd->stackframesize * 8 - sizeof(stackframeinfo) +
- OFFSET(stackframeinfo, intregs);
-
- for (i = 0; i < INT_SAV_CNT; i++)
- M_AST(abi_registers_integer_saved[i], REG_SP, disp + i * 4);
-#endif
-
- /* Save integer and float argument registers. */
-
- for (i = 0; i < md->paramcount; i++) {
- if (!md->params[i].inmemory) {
- s1 = md->params[i].regoff;
-
- switch (md->paramtypes[i].type) {
- case TYPE_INT:
- case TYPE_ADR:
- M_IST(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
- break;
- case TYPE_LNG:
- M_LST(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
- break;
- case TYPE_FLT:
- case TYPE_DBL:
- M_DST(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
- break;
- }
- }
- }
-
- /* create dynamic stack info */
-
- M_AADD_IMM(REG_SP, cd->stackframesize * 8, REG_A0);
- M_MOV(REG_PV, REG_A1);
- M_AADD_IMM(REG_SP, cd->stackframesize * 8, REG_A2);
- M_ALD(REG_A3, REG_SP, cd->stackframesize * 8 + LA_LR_OFFSET);
- disp = dseg_add_functionptr(cd, codegen_stub_builtin_enter);
- M_ALD(REG_ITMP1, REG_PV, disp);
- M_MTCTR(REG_ITMP1);
- M_JSR;
-
- /* Restore integer and float argument registers. */
-
- for (i = 0; i < md->paramcount; i++) {
- if (!md->params[i].inmemory) {
- s1 = md->params[i].regoff;
-
- switch (md->paramtypes[i].type) {
- case TYPE_INT:
- case TYPE_ADR:
- M_ILD(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
- break;
- case TYPE_LNG:
- M_LLD(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
- break;
- case TYPE_FLT:
- case TYPE_DBL:
- M_DLD(s1, REG_SP, LA_SIZE + 4*4 + i * 8);
- break;
- }
- }
- }
-
- /* call the builtin function */
-
- disp = dseg_add_functionptr(cd, bte->fp);
- M_ALD(REG_ITMP3, REG_PV, disp);
- M_MTCTR(REG_ITMP3);
- M_JSR;
-
- /* save return value */
-
- switch (md->returntype.type) {
- case TYPE_INT:
- case TYPE_ADR:
- M_IST(REG_RESULT, REG_SP, LA_SIZE + 1 * 8);
- break;
- case TYPE_LNG:
- M_LST(REG_RESULT_PACKED, REG_SP, LA_SIZE + 1 * 8);
- break;
- case TYPE_FLT:
- case TYPE_DBL:
- M_DST(REG_FRESULT, REG_SP, LA_SIZE + 1 * 8);
- break;
- case TYPE_VOID:
- break;
- }
-
- /* remove native stackframe info */
-
- M_AADD_IMM(REG_SP, cd->stackframesize * 8, REG_A0);
- disp = dseg_add_functionptr(cd, codegen_stub_builtin_exit);
- M_ALD(REG_ITMP1, REG_PV, disp);
- M_MTCTR(REG_ITMP1);
- M_JSR;
-
- /* restore return value */
-
- switch (md->returntype.type) {
- case TYPE_INT:
- case TYPE_ADR:
- M_ILD(REG_RESULT, REG_SP, LA_SIZE + 1 * 8);
- break;
- case TYPE_LNG:
- M_LLD(REG_RESULT_PACKED, REG_SP, LA_SIZE + 1 * 8);
- break;
- case TYPE_FLT:
- case TYPE_DBL:
- M_DLD(REG_FRESULT, REG_SP, LA_SIZE + 1 * 8);
- break;
- case TYPE_VOID:
- break;
- }
-
-#if defined(ENABLE_GC_CACAO)
- /* Restore callee saved integer registers from stackframeinfo (GC
- might have modified them during a collection). */
-
- disp = cd->stackframesize * 8 - sizeof(stackframeinfo) +
- OFFSET(stackframeinfo, intregs);
-
- for (i = 0; i < INT_SAV_CNT; i++)
- M_ALD(abi_registers_integer_saved[i], REG_SP, disp + i * 4);
-#endif
-
- /* remove stackframe */
-
- 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);
-
- M_RET;
-}
-
-
/* 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 */
/* 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)*/
+ 4 + /* 4 stackframeinfo arguments (darwin) */
nmd->paramcount +
nmd->memuse;
(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) */
-
- funcdisp = dseg_add_functionptr(cd, f);
-
- if (f == NULL)
- patcher_add_patch_ref(jd, PATCHER_resolve_native_function, m, funcdisp);
-
#if defined(ENABLE_GC_CACAO)
/* Save callee saved integer registers in stackframeinfo (GC may
need to recover them during a collection). */
- disp = cd->stackframesize * 8 - sizeof(stackframeinfo) +
- OFFSET(stackframeinfo, intregs);
+ disp = cd->stackframesize * 8 - sizeof(stackframeinfo_t) +
+ OFFSET(stackframeinfo_t, intregs);
for (i = 0; i < INT_SAV_CNT; i++)
M_AST(abi_registers_integer_saved[i], REG_SP, disp + i * 4);
/* 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)) {
}
}
- /* put class into second argument register */
+ /* Handle native Java methods. */
- if (m->flags & ACC_STATIC)
- M_MOV(REG_ITMP3, REG_A1);
+ 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 */
+
+ disp = dseg_add_address(cd, _Jv_env);
+ M_ALD(REG_A0, REG_PV, disp);
+ }
- /* generate the actual native call */
+ /* 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;
/* Restore callee saved integer registers from stackframeinfo (GC
might have modified them during a collection). */
- disp = cd->stackframesize * 8 - sizeof(stackframeinfo) +
- OFFSET(stackframeinfo, intregs);
+ 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);
M_ALD(REG_ITMP3, REG_PV, disp);
M_MTCTR(REG_ITMP3);
M_RTS;
-
- /* generate patcher traps */
-
- emit_patcher_traps(jd);
}
projects / cacao.git / blobdiff