target/sparc: Move WRWIM, WRPR to decodetree

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-10-02 13:31:20 -07:00
parent 25524734c6
commit 9422278ef8
2 changed files with 200 additions and 136 deletions

View File

@ -117,6 +117,27 @@ RDPR_gl 10 rd:5 101010 10000 0 0000000000000
RDPR_strand_status 10 rd:5 101010 11010 0 0000000000000
RDPR_ver 10 rd:5 101010 11111 0 0000000000000
{
WRWIM 10 00000 110010 ..... . ............. @n_r_ri
WRPR_tpc 10 00000 110010 ..... . ............. @n_r_ri
}
WRPR_tnpc 10 00001 110010 ..... . ............. @n_r_ri
WRPR_tstate 10 00010 110010 ..... . ............. @n_r_ri
WRPR_tt 10 00011 110010 ..... . ............. @n_r_ri
WRPR_tick 10 00100 110010 ..... . ............. @n_r_ri
WRPR_tba 10 00101 110010 ..... . ............. @n_r_ri
WRPR_pstate 10 00110 110010 ..... . ............. @n_r_ri
WRPR_tl 10 00111 110010 ..... . ............. @n_r_ri
WRPR_pil 10 01000 110010 ..... . ............. @n_r_ri
WRPR_cwp 10 01001 110010 ..... . ............. @n_r_ri
WRPR_cansave 10 01010 110010 ..... . ............. @n_r_ri
WRPR_canrestore 10 01011 110010 ..... . ............. @n_r_ri
WRPR_cleanwin 10 01100 110010 ..... . ............. @n_r_ri
WRPR_otherwin 10 01101 110010 ..... . ............. @n_r_ri
WRPR_wstate 10 01110 110010 ..... . ............. @n_r_ri
WRPR_gl 10 10000 110010 ..... . ............. @n_r_ri
WRPR_strand_status 10 11010 110010 ..... . ............. @n_r_ri
{
FLUSHW 10 00000 101011 00000 0 0000000000000
RDTBR 10 rd:5 101011 00000 0 0000000000000

View File

@ -49,8 +49,13 @@
# define gen_helper_saved(E) qemu_build_not_reached()
# define gen_helper_set_softint(E, S) qemu_build_not_reached()
# define gen_helper_tick_get_count(D, E, T, C) qemu_build_not_reached()
# define gen_helper_tick_set_count(P, S) qemu_build_not_reached()
# define gen_helper_wrccr(E, S) qemu_build_not_reached()
# define gen_helper_wrcwp(E, S) qemu_build_not_reached()
# define gen_helper_wrgl(E, S) qemu_build_not_reached()
# define gen_helper_write_softint(E, S) qemu_build_not_reached()
# define gen_helper_wrpil(E, S) qemu_build_not_reached()
# define gen_helper_wrpstate(E, S) qemu_build_not_reached()
# define MAXTL_MASK 0
#endif
@ -3758,6 +3763,178 @@ static void do_wrpsr(DisasContext *dc, TCGv src)
TRANS(WRPSR, 32, do_wr_special, a, supervisor(dc), do_wrpsr)
static void do_wrwim(DisasContext *dc, TCGv src)
{
target_ulong mask = MAKE_64BIT_MASK(0, dc->def->nwindows);
tcg_gen_andi_tl(cpu_wim, src, mask);
}
TRANS(WRWIM, 32, do_wr_special, a, supervisor(dc), do_wrwim)
static void do_wrtpc(DisasContext *dc, TCGv src)
{
#ifdef TARGET_SPARC64
TCGv_ptr r_tsptr = tcg_temp_new_ptr();
gen_load_trap_state_at_tl(r_tsptr);
tcg_gen_st_tl(src, r_tsptr, offsetof(trap_state, tpc));
#else
qemu_build_not_reached();
#endif
}
TRANS(WRPR_tpc, 64, do_wr_special, a, supervisor(dc), do_wrtpc)
static void do_wrtnpc(DisasContext *dc, TCGv src)
{
#ifdef TARGET_SPARC64
TCGv_ptr r_tsptr = tcg_temp_new_ptr();
gen_load_trap_state_at_tl(r_tsptr);
tcg_gen_st_tl(src, r_tsptr, offsetof(trap_state, tnpc));
#else
qemu_build_not_reached();
#endif
}
TRANS(WRPR_tnpc, 64, do_wr_special, a, supervisor(dc), do_wrtnpc)
static void do_wrtstate(DisasContext *dc, TCGv src)
{
#ifdef TARGET_SPARC64
TCGv_ptr r_tsptr = tcg_temp_new_ptr();
gen_load_trap_state_at_tl(r_tsptr);
tcg_gen_st_tl(src, r_tsptr, offsetof(trap_state, tstate));
#else
qemu_build_not_reached();
#endif
}
TRANS(WRPR_tstate, 64, do_wr_special, a, supervisor(dc), do_wrtstate)
static void do_wrtt(DisasContext *dc, TCGv src)
{
#ifdef TARGET_SPARC64
TCGv_ptr r_tsptr = tcg_temp_new_ptr();
gen_load_trap_state_at_tl(r_tsptr);
tcg_gen_st32_tl(src, r_tsptr, offsetof(trap_state, tt));
#else
qemu_build_not_reached();
#endif
}
TRANS(WRPR_tt, 64, do_wr_special, a, supervisor(dc), do_wrtt)
static void do_wrtick(DisasContext *dc, TCGv src)
{
TCGv_ptr r_tickptr = tcg_temp_new_ptr();
tcg_gen_ld_ptr(r_tickptr, tcg_env, env64_field_offsetof(tick));
translator_io_start(&dc->base);
gen_helper_tick_set_count(r_tickptr, src);
/* End TB to handle timer interrupt */
dc->base.is_jmp = DISAS_EXIT;
}
TRANS(WRPR_tick, 64, do_wr_special, a, supervisor(dc), do_wrtick)
static void do_wrtba(DisasContext *dc, TCGv src)
{
tcg_gen_mov_tl(cpu_tbr, src);
}
TRANS(WRPR_tba, 64, do_wr_special, a, supervisor(dc), do_wrtba)
static void do_wrpstate(DisasContext *dc, TCGv src)
{
save_state(dc);
if (translator_io_start(&dc->base)) {
dc->base.is_jmp = DISAS_EXIT;
}
gen_helper_wrpstate(tcg_env, src);
dc->npc = DYNAMIC_PC;
}
TRANS(WRPR_pstate, 64, do_wr_special, a, supervisor(dc), do_wrpstate)
static void do_wrtl(DisasContext *dc, TCGv src)
{
save_state(dc);
tcg_gen_st32_tl(src, tcg_env, env64_field_offsetof(tl));
dc->npc = DYNAMIC_PC;
}
TRANS(WRPR_tl, 64, do_wr_special, a, supervisor(dc), do_wrtl)
static void do_wrpil(DisasContext *dc, TCGv src)
{
if (translator_io_start(&dc->base)) {
dc->base.is_jmp = DISAS_EXIT;
}
gen_helper_wrpil(tcg_env, src);
}
TRANS(WRPR_pil, 64, do_wr_special, a, supervisor(dc), do_wrpil)
static void do_wrcwp(DisasContext *dc, TCGv src)
{
gen_helper_wrcwp(tcg_env, src);
}
TRANS(WRPR_cwp, 64, do_wr_special, a, supervisor(dc), do_wrcwp)
static void do_wrcansave(DisasContext *dc, TCGv src)
{
tcg_gen_st32_tl(src, tcg_env, env64_field_offsetof(cansave));
}
TRANS(WRPR_cansave, 64, do_wr_special, a, supervisor(dc), do_wrcansave)
static void do_wrcanrestore(DisasContext *dc, TCGv src)
{
tcg_gen_st32_tl(src, tcg_env, env64_field_offsetof(canrestore));
}
TRANS(WRPR_canrestore, 64, do_wr_special, a, supervisor(dc), do_wrcanrestore)
static void do_wrcleanwin(DisasContext *dc, TCGv src)
{
tcg_gen_st32_tl(src, tcg_env, env64_field_offsetof(cleanwin));
}
TRANS(WRPR_cleanwin, 64, do_wr_special, a, supervisor(dc), do_wrcleanwin)
static void do_wrotherwin(DisasContext *dc, TCGv src)
{
tcg_gen_st32_tl(src, tcg_env, env64_field_offsetof(otherwin));
}
TRANS(WRPR_otherwin, 64, do_wr_special, a, supervisor(dc), do_wrotherwin)
static void do_wrwstate(DisasContext *dc, TCGv src)
{
tcg_gen_st32_tl(src, tcg_env, env64_field_offsetof(wstate));
}
TRANS(WRPR_wstate, 64, do_wr_special, a, supervisor(dc), do_wrwstate)
static void do_wrgl(DisasContext *dc, TCGv src)
{
gen_helper_wrgl(tcg_env, src);
}
TRANS(WRPR_gl, GL, do_wr_special, a, supervisor(dc), do_wrgl)
/* UA2005 strand status */
static void do_wrssr(DisasContext *dc, TCGv src)
{
tcg_gen_mov_tl(cpu_ssr, src);
}
TRANS(WRPR_strand_status, HYPV, do_wr_special, a, hypervisor(dc), do_wrssr)
static bool do_saved_restored(DisasContext *dc, bool saved)
{
if (!supervisor(dc)) {
@ -4448,142 +4625,8 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn)
case 0x30:
goto illegal_insn; /* WRASR in decodetree */
#if !defined(CONFIG_USER_ONLY)
case 0x32: /* wrwim, V9 wrpr */
{
if (!supervisor(dc))
goto priv_insn;
cpu_tmp0 = tcg_temp_new();
tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
#ifdef TARGET_SPARC64
switch (rd) {
case 0: // tpc
{
TCGv_ptr r_tsptr;
r_tsptr = tcg_temp_new_ptr();
gen_load_trap_state_at_tl(r_tsptr);
tcg_gen_st_tl(cpu_tmp0, r_tsptr,
offsetof(trap_state, tpc));
}
break;
case 1: // tnpc
{
TCGv_ptr r_tsptr;
r_tsptr = tcg_temp_new_ptr();
gen_load_trap_state_at_tl(r_tsptr);
tcg_gen_st_tl(cpu_tmp0, r_tsptr,
offsetof(trap_state, tnpc));
}
break;
case 2: // tstate
{
TCGv_ptr r_tsptr;
r_tsptr = tcg_temp_new_ptr();
gen_load_trap_state_at_tl(r_tsptr);
tcg_gen_st_tl(cpu_tmp0, r_tsptr,
offsetof(trap_state,
tstate));
}
break;
case 3: // tt
{
TCGv_ptr r_tsptr;
r_tsptr = tcg_temp_new_ptr();
gen_load_trap_state_at_tl(r_tsptr);
tcg_gen_st32_tl(cpu_tmp0, r_tsptr,
offsetof(trap_state, tt));
}
break;
case 4: // tick
{
TCGv_ptr r_tickptr;
r_tickptr = tcg_temp_new_ptr();
tcg_gen_ld_ptr(r_tickptr, tcg_env,
offsetof(CPUSPARCState, tick));
translator_io_start(&dc->base);
gen_helper_tick_set_count(r_tickptr,
cpu_tmp0);
/* End TB to handle timer interrupt */
dc->base.is_jmp = DISAS_EXIT;
}
break;
case 5: // tba
tcg_gen_mov_tl(cpu_tbr, cpu_tmp0);
break;
case 6: // pstate
save_state(dc);
if (translator_io_start(&dc->base)) {
dc->base.is_jmp = DISAS_EXIT;
}
gen_helper_wrpstate(tcg_env, cpu_tmp0);
dc->npc = DYNAMIC_PC;
break;
case 7: // tl
save_state(dc);
tcg_gen_st32_tl(cpu_tmp0, tcg_env,
offsetof(CPUSPARCState, tl));
dc->npc = DYNAMIC_PC;
break;
case 8: // pil
if (translator_io_start(&dc->base)) {
dc->base.is_jmp = DISAS_EXIT;
}
gen_helper_wrpil(tcg_env, cpu_tmp0);
break;
case 9: // cwp
gen_helper_wrcwp(tcg_env, cpu_tmp0);
break;
case 10: // cansave
tcg_gen_st32_tl(cpu_tmp0, tcg_env,
offsetof(CPUSPARCState,
cansave));
break;
case 11: // canrestore
tcg_gen_st32_tl(cpu_tmp0, tcg_env,
offsetof(CPUSPARCState,
canrestore));
break;
case 12: // cleanwin
tcg_gen_st32_tl(cpu_tmp0, tcg_env,
offsetof(CPUSPARCState,
cleanwin));
break;
case 13: // otherwin
tcg_gen_st32_tl(cpu_tmp0, tcg_env,
offsetof(CPUSPARCState,
otherwin));
break;
case 14: // wstate
tcg_gen_st32_tl(cpu_tmp0, tcg_env,
offsetof(CPUSPARCState,
wstate));
break;
case 16: // UA2005 gl
CHECK_IU_FEATURE(dc, GL);
gen_helper_wrgl(tcg_env, cpu_tmp0);
break;
case 26: // UA2005 strand status
CHECK_IU_FEATURE(dc, HYPV);
if (!hypervisor(dc))
goto priv_insn;
tcg_gen_mov_tl(cpu_ssr, cpu_tmp0);
break;
default:
goto illegal_insn;
}
#else
tcg_gen_trunc_tl_i32(cpu_wim, cpu_tmp0);
if (dc->def->nwindows != 32) {
tcg_gen_andi_tl(cpu_wim, cpu_wim,
(1 << dc->def->nwindows) - 1);
}
#endif
}
break;
case 0x32:
goto illegal_insn; /* WRPR in decodetree */
case 0x33: /* wrtbr, UA2005 wrhpr */
{
#ifndef TARGET_SPARC64