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Fix Sparc64 wrfprs, move VIS ops where they belong, more VIS ops 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2656 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
blueswir1 2007-04-13 15:49:56 +00:00
parent d2889a3efc
commit 3299908c83
2 changed files with 111 additions and 38 deletions
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20
target-sparc/op.c
View File

@ -1864,4 +1864,24 @@ void OPPROTO op_faligndata()
tmp |= (*((uint64_t *)&DT1)) >> (64 - (env->gsr & 7) * 8);
(*((uint64_t *)&DT0)) = tmp;
}
void OPPROTO op_movl_FT0_0(void)
{
(*((uint32_t *)&FT0)) = 0;
}
void OPPROTO op_movl_DT0_0(void)
{
(*((uint64_t *)&DT0)) = 0;
}
void OPPROTO op_movl_FT0_1(void)
{
(*((uint32_t *)&FT0)) = 0xffffffff;
}
void OPPROTO op_movl_DT0_1(void)
{
(*((uint64_t *)&DT0)) = 0xffffffffffffffffULL;
}
#endif

129
target-sparc/translate.c
View File

@ -1931,7 +1931,13 @@ static void disas_sparc_insn(DisasContext * dc)
gen_op_movl_env_T0(offsetof(CPUSPARCState, asi));
break;
case 0x6: /* V9 wrfprs */
gen_op_xor_T1_T0();
gen_op_movl_env_T0(offsetof(CPUSPARCState, fprs));
save_state(dc);
gen_op_next_insn();
gen_op_movl_T0_0();
gen_op_exit_tb();
dc->is_br = 1;
break;
case 0xf: /* V9 sir, nop if user */
#if !defined(CONFIG_USER_ONLY)
@ -2148,47 +2154,94 @@ static void disas_sparc_insn(DisasContext * dc)
gen_movl_T0_reg(rd);
break;
}
case 0x36: /* UltraSparc shutdown, VIS */
{
int opf = GET_FIELD_SP(insn, 5, 13);
rs1 = GET_FIELD(insn, 13, 17);
rs2 = GET_FIELD(insn, 27, 31);
switch (opf) {
case 0x018: /* VIS I alignaddr */
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
gen_movl_reg_T0(rs1);
gen_movl_reg_T1(rs2);
gen_op_alignaddr();
gen_movl_T0_reg(rd);
break;
case 0x01a: /* VIS I alignaddrl */
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
// XXX
break;
case 0x048: /* VIS I faligndata */
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
gen_op_load_fpr_DT0(rs1);
gen_op_load_fpr_DT1(rs2);
gen_op_faligndata();
gen_op_store_DT0_fpr(rd);
break;
default:
goto illegal_insn;
}
break;
}
#endif
default:
goto illegal_insn;
}
}
} else if (xop == 0x36 || xop == 0x37) { /* CPop1 & CPop2,
V9 impdep1 &
impdep2 */
} else if (xop == 0x36) { /* UltraSparc shutdown, VIS, V8 CPop1 */
#ifdef TARGET_SPARC64
int opf = GET_FIELD_SP(insn, 5, 13);
rs1 = GET_FIELD(insn, 13, 17);
rs2 = GET_FIELD(insn, 27, 31);
switch (opf) {
case 0x018: /* VIS I alignaddr */
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
gen_movl_reg_T0(rs1);
gen_movl_reg_T1(rs2);
gen_op_alignaddr();
gen_movl_T0_reg(rd);
break;
case 0x01a: /* VIS I alignaddrl */
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
// XXX
break;
case 0x048: /* VIS I faligndata */
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
gen_op_load_fpr_DT0(rs1);
gen_op_load_fpr_DT1(rs2);
gen_op_faligndata();
gen_op_store_DT0_fpr(rd);
break;
case 0x060: /* VIS I fzero */
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
gen_op_movl_DT0_0();
gen_op_store_DT0_fpr(rd);
break;
case 0x061: /* VIS I fzeros */
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
gen_op_movl_FT0_0();
gen_op_store_FT0_fpr(rd);
break;
case 0x074: /* VIS I fsrc1 */
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
gen_op_load_fpr_DT0(rs1);
gen_op_store_DT0_fpr(rd);
break;
case 0x075: /* VIS I fsrc1s */
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
gen_op_load_fpr_FT0(rs1);
gen_op_store_FT0_fpr(rd);
break;
case 0x078: /* VIS I fsrc2 */
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
gen_op_load_fpr_DT0(rs2);
gen_op_store_DT0_fpr(rd);
break;
case 0x079: /* VIS I fsrc2s */
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
gen_op_load_fpr_FT0(rs2);
gen_op_store_FT0_fpr(rd);
break;
case 0x07e: /* VIS I fone */
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
gen_op_movl_DT0_1();
gen_op_store_DT0_fpr(rd);
break;
case 0x07f: /* VIS I fones */
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
gen_op_movl_FT0_1();
gen_op_store_FT0_fpr(rd);
break;
default:
goto illegal_insn;
}
#else
goto ncp_insn;
#endif
} else if (xop == 0x37) { /* V8 CPop2, V9 impdep2 */
#ifdef TARGET_SPARC64
goto illegal_insn;
#else
@ -2995,8 +3048,8 @@ void cpu_dump_state(CPUState *env, FILE *f,
cpu_fprintf(f, "\n");
}
#ifdef TARGET_SPARC64
cpu_fprintf(f, "pstate: 0x%08x ccr: 0x%02x asi: 0x%02x tl: %d\n",
env->pstate, GET_CCR(env), env->asi, env->tl);
cpu_fprintf(f, "pstate: 0x%08x ccr: 0x%02x asi: 0x%02x tl: %d fprs: %d\n",
env->pstate, GET_CCR(env), env->asi, env->tl, env->fprs);
cpu_fprintf(f, "cansave: %d canrestore: %d otherwin: %d wstate %d cleanwin %d cwp %d\n",
env->cansave, env->canrestore, env->otherwin, env->wstate,
env->cleanwin, NWINDOWS - 1 - env->cwp);