david.venhoff/QEMU-Nyx-fork
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Add missing PowerPC 64 instructions

Browse Source 
PowerPC 64 fixes.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2530 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
j_mayer 2007-03-23 09:45:27 +00:00
parent 1b9eb036b9
commit 426613dbf8
8 changed files with 326 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
target-ppc/cpu.h
View File

@ -384,6 +384,8 @@ enum {
PPC_SPE = 0x0000000100000000ULL,
/* PowerPC 2.03 SPE floating-point extension */
PPC_SPEFPU = 0x0000000200000000ULL,
/* SLB management */
PPC_SLBI = 0x0000000400000000ULL,
};
/* CPU run-time flags (MMU and exception model) */
@ -503,11 +505,16 @@ enum {
#define PPC_INSNS_74xx (PPC_INSNS_COMMON | PPC_FLOAT_EXT | PPC_ALTIVEC | \
PPC_MEM_TLBSYNC | PPC_TB)
#define PPC_FLAGS_74xx (PPC_FLAGS_MMU_32B | PPC_FLAGS_EXCP_74xx)
/* PowerPC 970 (aka G5) */
#define PPC_INSNS_970 (PPC_INSNS_COMMON | PPC_FLOAT_EXT | PPC_FLOAT_OPT | \
PPC_ALTIVEC | PPC_MEM_TLBSYNC | PPC_TB | \
PPC_64B | PPC_64_BRIDGE | PPC_SLBI)
#define PPC_FLAGS_970 (PPC_FLAGS_MMU_64B | PPC_FLAGS_EXCP_970)
/* Default PowerPC will be 604/970 */
#define PPC_INSNS_PPC32 PPC_INSNS_604
#define PPC_FLAGS_PPC32 PPC_FLAGS_604
#if 0
#if 1
#define PPC_INSNS_PPC64 PPC_INSNS_970
#define PPC_FLAGS_PPC64 PPC_FLAGS_970
#endif
@ -801,7 +808,7 @@ uint32_t ppc_load_xer (CPUPPCState *env);
void ppc_store_xer (CPUPPCState *env, uint32_t value);
target_ulong do_load_msr (CPUPPCState *env);
void do_store_msr (CPUPPCState *env, target_ulong value);
void ppc_store_msr32 (CPUPPCState *env, uint32_t value);
void ppc_store_msr_32 (CPUPPCState *env, uint32_t value);
void do_compute_hflags (CPUPPCState *env);

5
target-ppc/helper.c
View File

@ -1203,9 +1203,10 @@ void do_store_msr (CPUPPCState *env, target_ulong value)
}
#if defined(TARGET_PPC64)
void ppc_store_msr_32 (CPUPPCState *env, target_ulong value)
void ppc_store_msr_32 (CPUPPCState *env, uint32_t value)
{
do_store_msr(env, (uint32_t)value);
do_store_msr(env,
(do_load_msr(env) & ~0xFFFFFFFFULL) | (value & 0xFFFFFFFF));
}
#endif

35
target-ppc/op.c
View File

@ -1721,6 +1721,29 @@ PPC_OP(fctiwz)
RETURN();
}
#if defined(TARGET_PPC64)
/* fcfid - fcfid. */
PPC_OP(fcfid)
{
do_fcfid();
RETURN();
}
/* fctid - fctid. */
PPC_OP(fctid)
{
do_fctid();
RETURN();
}
/* fctidz - fctidz. */
PPC_OP(fctidz)
{
do_fctidz();
RETURN();
}
#endif
/*** Floating-Point compare ***/
/* fcmpu */
PPC_OP(fcmpu)
@ -1803,6 +1826,18 @@ void OPPROTO op_rfi_32 (void)
do_rfi_32();
RETURN();
}
void OPPROTO op_rfid (void)
{
do_rfid();
RETURN();
}
void OPPROTO op_rfid_32 (void)
{
do_rfid_32();
RETURN();
}
#endif
#endif

64
target-ppc/op_helper.c
View File

@ -642,6 +642,42 @@ void do_fctiwz (void)
FT0 = p.d;
}
#if defined(TARGET_PPC64)
void do_fcfid (void)
{
union {
double d;
uint64_t i;
} p;
p.d = FT0;
FT0 = int64_to_float64(p.i, &env->fp_status);
}
void do_fctid (void)
{
union {
double d;
uint64_t i;
} p;
p.i = float64_to_int64(FT0, &env->fp_status);
FT0 = p.d;
}
void do_fctidz (void)
{
union {
double d;
uint64_t i;
} p;
p.i = float64_to_int64_round_to_zero(FT0, &env->fp_status);
FT0 = p.d;
}
#endif
#if USE_PRECISE_EMULATION
void do_fmadd (void)
{
@ -846,8 +882,12 @@ void do_fcmpo (void)
void do_rfi (void)
{
env->nip = (target_ulong)(env->spr[SPR_SRR0] & ~0x00000003);
T0 = (target_ulong)(env->spr[SPR_SRR1] & ~0xFFFF0000UL);
T0 = (uint32_t)(env->spr[SPR_SRR1] & ~0xFFFF0000UL);
#if defined(TARGET_PPC64)
ppc_store_msr_32(env, T0);
#else
do_store_msr(env, T0);
#endif
#if defined (DEBUG_OP)
dump_rfi();
#endif
@ -859,6 +899,28 @@ void do_rfi_32 (void)
{
env->nip = (uint32_t)(env->spr[SPR_SRR0] & ~0x00000003);
T0 = (uint32_t)(env->spr[SPR_SRR1] & ~0xFFFF0000UL);
ppc_store_msr_32(env, T0);
#if defined (DEBUG_OP)
dump_rfi();
#endif
env->interrupt_request |= CPU_INTERRUPT_EXITTB;
}
void do_rfid (void)
{
env->nip = (target_ulong)(env->spr[SPR_SRR0] & ~0x00000003);
T0 = (uint64_t)(env->spr[SPR_SRR1] & ~0xFFFF0000UL);
do_store_msr(env, T0);
#if defined (DEBUG_OP)
dump_rfi();
#endif
env->interrupt_request |= CPU_INTERRUPT_EXITTB;
}
void do_rfid_32 (void)
{
env->nip = (uint32_t)(env->spr[SPR_SRR0] & ~0x00000003);
T0 = (uint64_t)(env->spr[SPR_SRR1] & ~0xFFFF0000UL);
do_store_msr(env, T0);
#if defined (DEBUG_OP)
dump_rfi();

7
target-ppc/op_helper.h
View File

@ -101,6 +101,11 @@ void do_fnmadd (void);
void do_fnmsub (void);
void do_fctiw (void);
void do_fctiwz (void);
#if defined(TARGET_PPC64)
void do_fcfid (void);
void do_fctid (void);
void do_fctidz (void);
#endif
void do_fcmpu (void);
void do_fcmpo (void);
@ -113,6 +118,8 @@ void do_td (int flags);
void do_rfi (void);
#if defined(TARGET_PPC64)
void do_rfi_32 (void);
void do_rfid (void);
void do_rfid_32 (void);
#endif
void do_tlbia (void);
void do_tlbie (void);

54
target-ppc/op_mem.h
View File

@ -534,6 +534,17 @@ void OPPROTO glue(op_lwarx_64, MEMSUFFIX) (void)
RETURN();
}
void OPPROTO glue(op_ldarx, MEMSUFFIX) (void)
{
if (unlikely(T0 & 0x03)) {
do_raise_exception(EXCP_ALIGN);
} else {
T1 = glue(ldq, MEMSUFFIX)((uint32_t)T0);
regs->reserve = (uint32_t)T0;
}
RETURN();
}
void OPPROTO glue(op_ldarx_64, MEMSUFFIX) (void)
{
if (unlikely(T0 & 0x03)) {
@ -569,6 +580,17 @@ void OPPROTO glue(op_lwarx_le_64, MEMSUFFIX) (void)
RETURN();
}
void OPPROTO glue(op_ldarx_le, MEMSUFFIX) (void)
{
if (unlikely(T0 & 0x03)) {
do_raise_exception(EXCP_ALIGN);
} else {
T1 = glue(ld64r, MEMSUFFIX)((uint32_t)T0);
regs->reserve = (uint32_t)T0;
}
RETURN();
}
void OPPROTO glue(op_ldarx_le_64, MEMSUFFIX) (void)
{
if (unlikely(T0 & 0x03)) {
@ -615,6 +637,22 @@ void OPPROTO glue(op_stwcx_64, MEMSUFFIX) (void)
RETURN();
}
void OPPROTO glue(op_stdcx, MEMSUFFIX) (void)
{
if (unlikely(T0 & 0x03)) {
do_raise_exception(EXCP_ALIGN);
} else {
if (unlikely(regs->reserve != (uint32_t)T0)) {
env->crf[0] = xer_ov;
} else {
glue(stq, MEMSUFFIX)((uint32_t)T0, T1);
env->crf[0] = xer_ov | 0x02;
}
}
regs->reserve = -1;
RETURN();
}
void OPPROTO glue(op_stdcx_64, MEMSUFFIX) (void)
{
if (unlikely(T0 & 0x03)) {
@ -665,6 +703,22 @@ void OPPROTO glue(op_stwcx_le_64, MEMSUFFIX) (void)
RETURN();
}
void OPPROTO glue(op_stdcx_le, MEMSUFFIX) (void)
{
if (unlikely(T0 & 0x03)) {
do_raise_exception(EXCP_ALIGN);
} else {
if (unlikely(regs->reserve != (uint32_t)T0)) {
env->crf[0] = xer_ov;
} else {
glue(st64r, MEMSUFFIX)((uint32_t)T0, T1);
env->crf[0] = xer_ov | 0x02;
}
}
regs->reserve = -1;
RETURN();
}
void OPPROTO glue(op_stdcx_le_64, MEMSUFFIX) (void)
{
if (unlikely(T0 & 0x03)) {

142
target-ppc/translate.c
View File

@ -1584,6 +1584,14 @@ GEN_FLOAT_B(ctiw, 0x0E, 0x00);
GEN_FLOAT_B(ctiwz, 0x0F, 0x00);
/* frsp */
GEN_FLOAT_B(rsp, 0x0C, 0x00);
#if defined(TARGET_PPC64)
/* fcfid */
GEN_FLOAT_B(cfid, 0x0E, 0x1A);
/* fctid */
GEN_FLOAT_B(ctid, 0x0E, 0x19);
/* fctidz */
GEN_FLOAT_B(ctidz, 0x0F, 0x19);
#endif
/*** Floating-Point compare ***/
/* fcmpo */
@ -1996,8 +2004,8 @@ GEN_STS(h, 0x0C, PPC_INTEGER);
GEN_STS(w, 0x04, PPC_INTEGER);
#if defined(TARGET_PPC64)
OP_ST_TABLE(d);
GEN_STUX(d, 0x15, 0x01, PPC_64B);
GEN_STX(d, 0x15, 0x00, PPC_64B);
GEN_STUX(d, 0x15, 0x05, PPC_64B);
GEN_STX(d, 0x15, 0x04, PPC_64B);
GEN_HANDLER(std, 0x3E, 0xFF, 0xFF, 0x00000002, PPC_64B)
{
if (Rc(ctx->opcode)) {
@ -2358,6 +2366,62 @@ GEN_HANDLER(stwcx_, 0x1F, 0x16, 0x04, 0x00000000, PPC_RES)
op_stwcx();
}
#if defined(TARGET_PPC64)
#define op_ldarx() (*gen_op_ldarx[ctx->mem_idx])()
#define op_stdcx() (*gen_op_stdcx[ctx->mem_idx])()
#if defined(CONFIG_USER_ONLY)
static GenOpFunc *gen_op_ldarx[] = {
&gen_op_ldarx_raw,
&gen_op_ldarx_le_raw,
&gen_op_ldarx_64_raw,
&gen_op_ldarx_le_64_raw,
};
static GenOpFunc *gen_op_stdcx[] = {
&gen_op_stdcx_raw,
&gen_op_stdcx_le_raw,
&gen_op_stdcx_64_raw,
&gen_op_stdcx_le_64_raw,
};
#else
static GenOpFunc *gen_op_ldarx[] = {
&gen_op_ldarx_user,
&gen_op_ldarx_le_user,
&gen_op_ldarx_kernel,
&gen_op_ldarx_le_kernel,
&gen_op_ldarx_64_user,
&gen_op_ldarx_le_64_user,
&gen_op_ldarx_64_kernel,
&gen_op_ldarx_le_64_kernel,
};
static GenOpFunc *gen_op_stdcx[] = {
&gen_op_stdcx_user,
&gen_op_stdcx_le_user,
&gen_op_stdcx_kernel,
&gen_op_stdcx_le_kernel,
&gen_op_stdcx_64_user,
&gen_op_stdcx_le_64_user,
&gen_op_stdcx_64_kernel,
&gen_op_stdcx_le_64_kernel,
};
#endif
/* ldarx */
GEN_HANDLER(ldarx, 0x1F, 0x14, 0x02, 0x00000001, PPC_RES)
{
gen_addr_reg_index(ctx);
op_ldarx();
gen_op_store_T1_gpr(rD(ctx->opcode));
}
/* stdcx. */
GEN_HANDLER(stdcx_, 0x1F, 0x16, 0x06, 0x00000000, PPC_RES)
{
gen_addr_reg_index(ctx);
gen_op_load_gpr_T1(rS(ctx->opcode));
op_stdcx();
}
#endif /* defined(TARGET_PPC64) */
/* sync */
GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x03FF0801, PPC_MEM_SYNC)
{
@ -2807,6 +2871,26 @@ GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW)
#endif
}
#if defined(TARGET_PPC64)
GEN_HANDLER(rfid, 0x13, 0x12, 0x00, 0x03FF8001, PPC_FLOW)
{
#if defined(CONFIG_USER_ONLY)
RET_PRIVOPC(ctx);
#else
/* Restore CPU state */
if (unlikely(!ctx->supervisor)) {
RET_PRIVOPC(ctx);
return;
}
if (!ctx->sf_mode)
gen_op_rfid_32();
else
gen_op_rfid();
RET_CHG_FLOW(ctx);
#endif
}
#endif
/* sc */
GEN_HANDLER(sc, 0x11, 0xFF, 0xFF, 0x03FFFFFD, PPC_FLOW)
{
@ -2978,6 +3062,25 @@ GEN_HANDLER(mtcrf, 0x1F, 0x10, 0x04, 0x00000801, PPC_MISC)
}
/* mtmsr */
#if defined(TARGET_PPC64)
GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001FF801, PPC_MISC)
{
#if defined(CONFIG_USER_ONLY)
RET_PRIVREG(ctx);
#else
if (unlikely(!ctx->supervisor)) {
RET_PRIVREG(ctx);
return;
}
gen_update_nip(ctx, ctx->nip);
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_store_msr();
/* Must stop the translation as machine state (may have) changed */
RET_CHG_FLOW(ctx);
#endif
}
#endif
GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001FF801, PPC_MISC)
{
#if defined(CONFIG_USER_ONLY)
@ -3313,6 +3416,41 @@ GEN_HANDLER(tlbsync, 0x1F, 0x16, 0x11, 0x03FFF801, PPC_MEM_TLBSYNC)
#endif
}
#if defined(TARGET_PPC64)
/* slbia */
GEN_HANDLER(slbia, 0x1F, 0x12, 0x0F, 0x03FFFC01, PPC_SLBI)
{
#if defined(CONFIG_USER_ONLY)
RET_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
if (loglevel)
fprintf(logfile, "%s: ! supervisor\n", __func__);
RET_PRIVOPC(ctx);
return;
}
gen_op_slbia();
RET_STOP(ctx);
#endif
}
/* slbie */
GEN_HANDLER(slbie, 0x1F, 0x12, 0x0D, 0x03FF0001, PPC_SLBI)
{
#if defined(CONFIG_USER_ONLY)
RET_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
RET_PRIVOPC(ctx);
return;
}
gen_op_load_gpr_T0(rB(ctx->opcode));
gen_op_slbie();
RET_STOP(ctx);
#endif
}
#endif
/*** External control ***/
/* Optional: */
#define op_eciwx() (*gen_op_eciwx[ctx->mem_idx])()

12
target-ppc/translate_init.c
View File

@ -2154,8 +2154,9 @@ static void init_ppc_proc (CPUPPCState *env, ppc_def_t *def)
break;
#endif
#if defined (TODO)
/* 64 bits PowerPC */
#if defined (TARGET_PPC64)
#if defined (TODO)
case CPU_PPC_620: /* PowerPC 620 */
case CPU_PPC_630: /* PowerPC 630 (Power 3) */
case CPU_PPC_631: /* PowerPC 631 (Power 3+) */
@ -2163,6 +2164,7 @@ static void init_ppc_proc (CPUPPCState *env, ppc_def_t *def)
case CPU_PPC_POWER4P: /* Power 4+ */
case CPU_PPC_POWER5: /* Power 5 */
case CPU_PPC_POWER5P: /* Power 5+ */
#endif
case CPU_PPC_970: /* PowerPC 970 */
case CPU_PPC_970FX10: /* PowerPC 970 FX */
case CPU_PPC_970FX20:
@ -2171,16 +2173,20 @@ static void init_ppc_proc (CPUPPCState *env, ppc_def_t *def)
case CPU_PPC_970FX31:
case CPU_PPC_970MP10: /* PowerPC 970 MP */
case CPU_PPC_970MP11:
#if defined (TODO)
case CPU_PPC_CELL10: /* Cell family */
case CPU_PPC_CELL20:
case CPU_PPC_CELL30:
case CPU_PPC_CELL31:
#endif
#if defined (TODO)
case CPU_PPC_RS64: /* Apache (RS64/A35) */
case CPU_PPC_RS64II: /* NorthStar (RS64-II/A50) */
case CPU_PPC_RS64III: /* Pulsar (RS64-III) */
case CPU_PPC_RS64IV: /* IceStar/IStar/SStar (RS64-IV) */
break;
#endif
break;
#endif /* defined (TARGET_PPC64) */
#if defined (TODO)
/* POWER */
@ -3412,6 +3418,7 @@ static ppc_def_t ppc_defs[] =
},
#endif
/* 64 bits PowerPC */
#if defined (TARGET_PPC64)
#if defined (TODO)
/* PowerPC 620 */
{
@ -3650,6 +3657,7 @@ static ppc_def_t ppc_defs[] =
.msr_mask = xxx,
},
#endif
#endif /* defined (TARGET_PPC64) */
#if defined (TODO)
/* POWER2 */
{