OpenE2K/qemu-e2k
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target: e2k: Add Instr struct to alc.

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This commit is contained in:
Denis Drakhnia 2020-12-05 00:21:49 +02:00 committed by Denis Drakhnia
parent 39bb97e24e
commit d2518af194
1 changed files with 400 additions and 276 deletions
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676
target/e2k/translate/alc.c
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@ -13,6 +13,73 @@ typedef struct {
TCGv_i32 value;
} Src32;
typedef struct {
int chan;
union {
uint32_t als;
struct {
uint32_t src4: 8;
uint32_t src2: 8;
uint32_t src1: 8;
uint32_t opc1: 7;
uint32_t sm: 1;
};
struct {
uint32_t dst: 8;
uint32_t opce2: 8;
uint32_t opce1: 8;
uint32_t unused1: 8;
};
struct {
uint32_t unused2: 8;
uint32_t lts: 2;
uint32_t inc: 1;
uint32_t ind_type: 1;
uint32_t incr: 3;
uint32_t index: 4;
uint32_t desc: 5;
uint32_t unused3: 8;
};
};
union {
uint16_t ales;
struct {
uint16_t src3: 8;
uint16_t opc2: 8;
};
struct {
uint16_t opce3: 8;
uint16_t unused4: 8;
};
};
TCGv_i32 mrgc;
} Instr;
static inline bool is_chan_03(int c)
{
return c == 0 || c == 3;
}
static inline bool is_chan_14(int c)
{
return c == 1 || c == 4;
}
static inline bool is_chan_25(int c)
{
return c == 2 || c == 5;
}
static inline bool is_chan_0134(int c)
{
return is_chan_03(c) || is_chan_14(c);
}
static inline bool is_chan_0235(int c)
{
return is_chan_03(c) || is_chan_25(c);
}
static inline void gen_reg_index(TCGv_i32 ret, uint8_t arg)
{
if (IS_BASED(arg)) {
@ -375,6 +442,104 @@ static inline void gen_al_result_i32(DisasContext *ctx, int chan, TCGv_i32 dst,
set_al_result_reg32_tag(ctx, chan, dst, tag);
}
static inline bool is_mrgc(uint16_t rlp, int chan)
{
int is_mrgc = GET_BIT(rlp, 15);
int cluster = GET_BIT(rlp, 14);
int alc_mask = GET_FIELD(rlp, 10, 3);
int alc = GET_BIT(alc_mask, chan % 3);
return is_mrgc && (cluster == (chan > 2)) && (alc != 0);
}
static uint16_t find_mrgc(DisasContext *dc, int chan)
{
unsigned int i;
for (i = 0; dc->bundle.cds_present[i]; i++) {
uint32_t cds = dc->bundle.cds[i];
uint16_t rlp0 = cds >> 16;
uint16_t rlp1 = cds & 0xffff;
if (is_mrgc(rlp0, chan)) {
return rlp0;
}
if (is_mrgc(rlp1, chan)) {
return rlp1;
}
}
return 0;
}
static inline bool is_cond(uint16_t rlp, int chan)
{
int is_mrgc = GET_BIT(rlp, 15);
int cluster = GET_BIT(rlp, 14);
int alc_mask = GET_FIELD(rlp, 10, 3);
int alc = GET_BIT(alc_mask, chan % 3);
return !is_mrgc && (cluster == (chan > 2)) && (alc != 0);
}
static uint16_t find_cond(DisasContext *ctx, int chan)
{
unsigned int i;
for (i = 0; ctx->bundle.cds_present[i]; i++) {
uint32_t cds = ctx->bundle.cds[i];
uint16_t rlp0 = cds >> 16;
uint16_t rlp1 = cds & 0xffff;
if (is_cond(rlp0, chan)) {
return rlp0;
}
if (is_cond(rlp1, chan)) {
return rlp1;
}
}
return 0;
}
static inline void gen_mrgc_i64(DisasContext *ctx, int chan, TCGv_i64 ret)
{
uint16_t rlp = find_mrgc(ctx, chan);
TCGv_i64 t0 = tcg_temp_new_i64();
e2k_gen_cond_i64(ctx, t0, rlp & 0x7f);
tcg_gen_xori_i64(ret, t0, GET_BIT(rlp, 7 + chan % 3));
tcg_temp_free_i64(t0);
}
static inline void gen_mrgc_i32(DisasContext *dc, int chan, TCGv_i32 ret)
{
TCGv_i64 t0 = tcg_temp_new_i64();
gen_mrgc_i64(dc, chan, t0);
tcg_gen_extrl_i64_i32(ret, t0);
tcg_temp_free(t0);
}
static inline Instr instr_new(DisasContext *ctx, int chan)
{
uint16_t rlp = find_mrgc(ctx, chan);
Instr ret = { 0 };
ret.chan = chan;
ret.als = ctx->bundle.als[chan];
ret.ales = ctx->bundle.ales[chan];
if (rlp) {
TCGv_i32 t0 = tcg_temp_new_i32();
e2k_gen_cond_i32(ctx, t0, rlp & 0x7f);
ret.mrgc = e2k_get_temp_i32(ctx);
tcg_gen_xori_i32(ret.mrgc, t0, GET_BIT(rlp, 7 + chan % 3));
tcg_temp_free_i32(t0);
}
return ret;
}
static inline void gen_andn_i32(TCGv_i32 ret, TCGv_i32 src1, TCGv_i32 src2)
{
TCGv_i32 t0 = tcg_temp_new_i32();
@ -727,85 +892,6 @@ static inline void gen_merge_i64(TCGv_i64 ret, TCGv_i64 x, TCGv_i64 y, TCGv_i64
tcg_temp_free_i64(zero);
}
static inline bool is_mrgc(uint16_t rlp, int chan)
{
int is_mrgc = GET_BIT(rlp, 15);
int cluster = GET_BIT(rlp, 14);
int alc_mask = GET_FIELD(rlp, 10, 3);
int alc = GET_BIT(alc_mask, chan % 3);
return is_mrgc && (cluster == (chan > 2)) && (alc != 0);
}
static uint16_t find_mrgc(DisasContext *dc, int chan)
{
unsigned int i;
for (i = 0; dc->bundle.cds_present[i]; i++) {
uint32_t cds = dc->bundle.cds[i];
uint16_t rlp0 = cds >> 16;
uint16_t rlp1 = cds & 0xffff;
if (is_mrgc(rlp0, chan)) {
return rlp0;
}
if (is_mrgc(rlp1, chan)) {
return rlp1;
}
}
return 0;
}
static inline bool is_cond(uint16_t rlp, int chan)
{
int is_mrgc = GET_BIT(rlp, 15);
int cluster = GET_BIT(rlp, 14);
int alc_mask = GET_FIELD(rlp, 10, 3);
int alc = GET_BIT(alc_mask, chan % 3);
return !is_mrgc && (cluster == (chan > 2)) && (alc != 0);
}
static uint16_t find_cond(DisasContext *ctx, int chan)
{
unsigned int i;
for (i = 0; ctx->bundle.cds_present[i]; i++) {
uint32_t cds = ctx->bundle.cds[i];
uint16_t rlp0 = cds >> 16;
uint16_t rlp1 = cds & 0xffff;
if (is_cond(rlp0, chan)) {
return rlp0;
}
if (is_cond(rlp1, chan)) {
return rlp1;
}
}
return 0;
}
static inline void gen_mrgc_i64(DisasContext *ctx, int chan, TCGv_i64 ret)
{
uint16_t rlp = find_mrgc(ctx, chan);
TCGv_i64 t0 = tcg_temp_new_i64();
e2k_gen_cond_i64(ctx, t0, rlp & 0x7f);
tcg_gen_xori_i64(ret, t0, GET_BIT(rlp, 7 + chan % 3));
tcg_temp_free_i64(t0);
}
static inline void gen_mrgc_i32(DisasContext *dc, int chan, TCGv_i32 ret)
{
TCGv_i64 t0 = tcg_temp_new_i64();
gen_mrgc_i64(dc, chan, t0);
tcg_gen_extrl_i64_i32(ret, t0);
tcg_temp_free(t0);
}
static inline void gen_udivd(TCGv_i64 ret, TCGv_i32 ret_tag, TCGv_i32 tag,
TCGv_i64 src1, TCGv_i64 src2)
{
@ -1372,62 +1458,60 @@ static void gen_alopf1_cmp_i32(DisasContext *ctx, int chan,
tcg_temp_free_i32(t0);
}
static void gen_alopf1_mrgc_i32(DisasContext *ctx, int chan)
static void gen_alopf1_mrgc_i32(DisasContext *ctx, Instr *instr)
{
int chan = instr->chan;
Src32 s1 = get_src1_i32(ctx, chan);
Src32 s2 = get_src2_i32(ctx, chan);
TCGv_i32 tag = e2k_get_temp_i32(ctx);
TCGv_i32 dst = e2k_get_temp_i32(ctx);
TCGv_i32 cond = tcg_temp_new_i32();
gen_tag2_i32(tag, s1.tag, s2.tag);
gen_mrgc_i32(ctx, chan, cond);
gen_merge_i32(dst, s1.value, s2.value, cond);
gen_merge_i32(dst, s1.value, s2.value, instr->mrgc);
gen_al_result_i32(ctx, chan, dst, tag);
tcg_temp_free_i32(cond);
}
static void gen_alopf1_mrgc_i64(DisasContext *ctx, int chan)
static void gen_alopf1_mrgc_i64(DisasContext *ctx, Instr *instr)
{
int chan = instr->chan;
Src64 s1 = get_src1_i64(ctx, chan);
Src64 s2 = get_src2_i64(ctx, chan);
TCGv_i64 cond = tcg_temp_new_i64();
TCGv_i32 tag = e2k_get_temp_i32(ctx);
TCGv_i64 dst = e2k_get_temp_i64(ctx);
TCGv_i64 t0 = tcg_temp_new_i64();
gen_tag2_i64(tag, s1.tag, s2.tag);
gen_mrgc_i64(ctx, chan, cond);
gen_merge_i64(dst, s1.value, s2.value, cond);
tcg_gen_extu_i32_i64(t0, instr->mrgc);
gen_merge_i64(dst, s1.value, s2.value, t0);
gen_al_result_i64(ctx, chan, dst, tag);
tcg_temp_free_i64(cond);
}
static void gen_alopf21_i64(DisasContext *ctx, int chan,
static void gen_alopf21_i64(DisasContext *ctx, Instr *instr,
void (*op)(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_i64))
{
Src64 s1 = get_src1_i64(ctx, chan);
Src64 s2 = get_src2_i64(ctx, chan);
Src64 s3 = get_src3_i64(ctx, chan);
Src64 s1 = get_src1_i64(ctx, instr->chan);
Src64 s2 = get_src2_i64(ctx, instr->chan);
Src64 s3 = get_src3_i64(ctx, instr->chan);
TCGv_i32 tag = e2k_get_temp_i32(ctx);
TCGv_i64 dst = e2k_get_temp_i64(ctx);
gen_tag3_i64(tag, s1.tag, s2.tag, s3.tag);
(*op)(dst, s1.value, s2.value, s3.value);
gen_al_result_i64(ctx, chan, dst, tag);
gen_al_result_i64(ctx, instr->chan, dst, tag);
}
static void gen_alopf21_i32(DisasContext *ctx, int chan,
static void gen_alopf21_i32(DisasContext *ctx, Instr *instr,
void (*op)(TCGv_i32, TCGv_i32, TCGv_i32, TCGv_i32))
{
Src32 s1 = get_src1_i32(ctx, chan);
Src32 s2 = get_src2_i32(ctx, chan);
Src32 s3 = get_src3_i32(ctx, chan);
Src32 s1 = get_src1_i32(ctx, instr->chan);
Src32 s2 = get_src2_i32(ctx, instr->chan);
Src32 s3 = get_src3_i32(ctx, instr->chan);
TCGv_i32 tag = e2k_get_temp_i32(ctx);
TCGv_i32 dst = e2k_get_temp_i32(ctx);
gen_tag3_i32(tag, s1.tag, s2.tag, s3.tag);
(*op)(dst, s1.value, s2.value, s3.value);
gen_al_result_i32(ctx, chan, dst, tag);
gen_al_result_i32(ctx, instr->chan, dst, tag);
}
static void gen_alopf2_i32(DisasContext *ctx, int chan, void (*op)(TCGv_i32, TCGv_i32))
@ -1452,206 +1536,224 @@ static void gen_alopf2_i64(DisasContext *ctx, int chan, void (*op)(TCGv_i64, TCG
gen_al_result_i64(ctx, chan, dst, tag);
}
static void execute_alopf_simple(DisasContext *dc, int chan)
static void execute_ext_00(DisasContext *ctx, Instr *instr)
{
uint32_t als = dc->bundle.als[chan];
int opc = extract32(als, 24, 7);
int alopf2_opce = extract32(als, 16, 8);
int chan = instr->chan;
switch(opc) {
case 0x00: /* ands */ gen_alopf1_i32(dc, chan, tcg_gen_and_i32); break;
case 0x01: /* andd */ gen_alopf1_i64(dc, chan, tcg_gen_and_i64); break;
case 0x02: /* andns */ gen_alopf1_i32(dc, chan, gen_andn_i32); break;
case 0x03: /* andnd */ gen_alopf1_i64(dc, chan, gen_andn_i64); break;
case 0x04: /* ors */ gen_alopf1_i32(dc, chan, tcg_gen_or_i32); break;
case 0x05: /* ord */ gen_alopf1_i64(dc, chan, tcg_gen_or_i64); break;
case 0x06: /* orns */ gen_alopf1_i32(dc, chan, gen_orn_i32); break;
case 0x07: /* ornd */ gen_alopf1_i64(dc, chan, gen_orn_i64); break;
case 0x08: /* xors */ gen_alopf1_i32(dc, chan, tcg_gen_xor_i32); break;
case 0x09: /* xord */ gen_alopf1_i64(dc, chan, tcg_gen_xor_i64); break;
case 0x0a: /* xorns */ gen_alopf1_i32(dc, chan, gen_xorn_i32); break;
case 0x0b: /* xornd */ gen_alopf1_i64(dc, chan, gen_xorn_i64); break;
case 0x0c: /* sxt */ gen_alopf1_i64(dc, chan, gen_helper_sxt); break;
case 0x0e: /* merges */ gen_alopf1_mrgc_i32(dc, chan); break;
case 0x0f: /* merged */ gen_alopf1_mrgc_i64(dc, chan); break;
case 0x10: /* adds */ gen_alopf1_i32(dc, chan, tcg_gen_add_i32); break;
case 0x11: /* addd */ gen_alopf1_i64(dc, chan, tcg_gen_add_i64); break;
case 0x12: /* subs */ gen_alopf1_i32(dc, chan, tcg_gen_sub_i32); break;
case 0x13: /* subd */ gen_alopf1_i64(dc, chan, tcg_gen_sub_i64); break;
case 0x14: /* scls */ gen_alopf1_i32(dc, chan, tcg_gen_rotl_i32); break;
case 0x15: /* scld */ gen_alopf1_i64(dc, chan, tcg_gen_rotl_i64); break;
case 0x16: /* scrs */ gen_alopf1_i32(dc, chan, tcg_gen_rotr_i32); break;
case 0x17: /* scrd */ gen_alopf1_i64(dc, chan, tcg_gen_rotr_i64); break;
case 0x18: /* shls */ gen_alopf1_i32(dc, chan, tcg_gen_shl_i32); break;
case 0x19: /* shld */ gen_alopf1_i64(dc, chan, tcg_gen_shl_i64); break;
case 0x1a: /* shrs */ gen_alopf1_i32(dc, chan, tcg_gen_shr_i32); break;
case 0x1b: /* shrd */ gen_alopf1_i64(dc, chan, tcg_gen_shr_i64); break;
case 0x1c: /* sars */ gen_alopf1_i32(dc, chan, tcg_gen_sar_i32); break;
case 0x1d: /* sard */ gen_alopf1_i64(dc, chan, tcg_gen_sar_i64); break;
case 0x1e: /* getfs */ gen_alopf1_i32(dc, chan, gen_getfs); break;
case 0x1f: /* getfd */ gen_alopf1_i64(dc, chan, gen_getfd); break;
switch(instr->opc1) {
case 0x00: /* ands */ gen_alopf1_i32(ctx, chan, tcg_gen_and_i32); return;
case 0x01: /* andd */ gen_alopf1_i64(ctx, chan, tcg_gen_and_i64); return;
case 0x02: /* andns */ gen_alopf1_i32(ctx, chan, gen_andn_i32); return;
case 0x03: /* andnd */ gen_alopf1_i64(ctx, chan, gen_andn_i64); return;
case 0x04: /* ors */ gen_alopf1_i32(ctx, chan, tcg_gen_or_i32); return;
case 0x05: /* ord */ gen_alopf1_i64(ctx, chan, tcg_gen_or_i64); return;
case 0x06: /* orns */ gen_alopf1_i32(ctx, chan, gen_orn_i32); return;
case 0x07: /* ornd */ gen_alopf1_i64(ctx, chan, gen_orn_i64); return;
case 0x08: /* xors */ gen_alopf1_i32(ctx, chan, tcg_gen_xor_i32); return;
case 0x09: /* xord */ gen_alopf1_i64(ctx, chan, tcg_gen_xor_i64); return;
case 0x0a: /* xorns */ gen_alopf1_i32(ctx, chan, gen_xorn_i32); return;
case 0x0b: /* xornd */ gen_alopf1_i64(ctx, chan, gen_xorn_i64); return;
case 0x0c: /* sxt */ gen_alopf1_i64(ctx, chan, gen_helper_sxt); return;
case 0x0e: /* merges */ gen_alopf1_mrgc_i32(ctx, instr); return;
case 0x0f: /* merged */ gen_alopf1_mrgc_i64(ctx, instr); return;
case 0x10: /* adds */ gen_alopf1_i32(ctx, chan, tcg_gen_add_i32); return;
case 0x11: /* addd */ gen_alopf1_i64(ctx, chan, tcg_gen_add_i64); return;
case 0x12: /* subs */ gen_alopf1_i32(ctx, chan, tcg_gen_sub_i32); return;
case 0x13: /* subd */ gen_alopf1_i64(ctx, chan, tcg_gen_sub_i64); return;
case 0x14: /* scls */ gen_alopf1_i32(ctx, chan, tcg_gen_rotl_i32); return;
case 0x15: /* scld */ gen_alopf1_i64(ctx, chan, tcg_gen_rotl_i64); return;
case 0x16: /* scrs */ gen_alopf1_i32(ctx, chan, tcg_gen_rotr_i32); return;
case 0x17: /* scrd */ gen_alopf1_i64(ctx, chan, tcg_gen_rotr_i64); return;
case 0x18: /* shls */ gen_alopf1_i32(ctx, chan, tcg_gen_shl_i32); return;
case 0x19: /* shld */ gen_alopf1_i64(ctx, chan, tcg_gen_shl_i64); return;
case 0x1a: /* shrs */ gen_alopf1_i32(ctx, chan, tcg_gen_shr_i32); return;
case 0x1b: /* shrd */ gen_alopf1_i64(ctx, chan, tcg_gen_shr_i64); return;
case 0x1c: /* sars */ gen_alopf1_i32(ctx, chan, tcg_gen_sar_i32); return;
case 0x1d: /* sard */ gen_alopf1_i64(ctx, chan, tcg_gen_sar_i64); return;
case 0x1e: /* getfs */ gen_alopf1_i32(ctx, chan, gen_getfs); return;
case 0x1f: /* getfd */ gen_alopf1_i64(ctx, chan, gen_getfd); return;
case 0x20:
if (is_cmp_chan(chan)) {
gen_alopf1_cmp_i32(dc, chan, gen_cmp_i32); /* cmp{op}sb */
} else {
abort();
if (is_chan_0134(chan)) {
/* cmp{op}sb */
gen_alopf1_cmp_i32(ctx, chan, gen_cmp_i32);
return;
}
break;
case 0x21:
if (is_cmp_chan(chan)) {
gen_alopf1_cmp_i64(dc, chan, gen_cmp_i64); /* cmp{op}db */
} else {
abort();
if (is_chan_0134(chan)) {
/* cmp{op}db */
gen_alopf1_cmp_i64(ctx, chan, gen_cmp_i64);
return;
}
break;
case 0x22:
if (is_cmp_chan(chan)) {
gen_alopf1_cmp_i32(dc, chan, gen_cmpand_i32); /* cmpand{op}sb */
} else {
abort();
if (is_chan_0134(chan)) {
/* cmpand{op}sb */
gen_alopf1_cmp_i32(ctx, chan, gen_cmpand_i32);
return;
}
break;
case 0x23:
if (is_cmp_chan(chan)) {
gen_alopf1_cmp_i64(dc, chan, gen_cmpand_i64); /* cmpand{op}db */
} else {
abort();
if (is_chan_0134(chan)) {
/* cmpand{op}db */
gen_alopf1_cmp_i64(ctx, chan, gen_cmpand_i64);
return;
}
break;
case 0x24: {
if (is_store_chan(chan)) { /* stb */
gen_st(dc, chan, MO_UB);
} else {
abort();
if (is_chan_25(chan)) {
/* stb */
gen_st(ctx, chan, MO_UB);
return;
}
break;
}
case 0x25: {
if (is_store_chan(chan)) { /* sth */
gen_st(dc, chan, MO_UW);
} else {
abort();
if (is_chan_25(chan)) {
/* sth */
gen_st(ctx, chan, MO_UW);
return;
}
break;
}
case 0x26: {
if (is_store_chan(chan)) { /* stw */
gen_st(dc, chan, MO_UL);
} else if(alopf2_opce == 0xc0) { /* bitrevs */
gen_alopf2_i32(dc, chan, gen_bitrevs);
} else {
abort();
if (is_chan_25(chan)) {
/* stw */
gen_st(ctx, chan, MO_UL);
return;
} else if(instr->opce1 == 0xc0 && ctx->version >= 2) {
/* bitrevs */
gen_alopf2_i32(ctx, chan, gen_bitrevs);
return;
}
break;
}
case 0x27: {
if (is_store_chan(chan)) { /* std */
gen_st(dc, chan, MO_Q);
} else if(alopf2_opce == 0xc0) { /* bitrevd */
gen_alopf2_i64(dc, chan, gen_bitrevd);
} else {
abort();
if (is_chan_25(chan)) {
/* std */
gen_st(ctx, chan, MO_Q);
return;
} else if(instr->opce1 == 0xc0 && ctx->version >= 2) {
/* bitrevd */
gen_alopf2_i64(ctx, chan, gen_bitrevd);
return;
}
break;
}
case 0x40:
if (is_div_chan(chan)) {
if (chan == 5) {
// FIXME: temp hack
TCGLabel *l0 = gen_new_label();
Src64 s2 = get_src2_i64(dc, chan);
Src64 s2 = get_src2_i64(ctx, chan);
tcg_gen_brcondi_i64(TCG_COND_NE, s2.value, 0, l0);
e2k_gen_exception(0);
gen_set_label(l0);
gen_alopf1_tag_i32(dc, chan, gen_udivs); /* udivs */
} else {
abort();
/* udivs */
gen_alopf1_tag_i32(ctx, chan, gen_udivs);
return;
}
break;
case 0x41:
if (is_div_chan(chan)) {
gen_alopf1_tag_i64(dc, chan, gen_udivd); /* udivd */
} else {
abort();
if (chan == 5) {
/* udivd */
gen_alopf1_tag_i64(ctx, chan, gen_udivd);
return;
}
break;
case 0x42:
if (is_div_chan(chan)) {
gen_alopf1_tag_i32(dc, chan, gen_sdivs); /* sdivs */
} else {
abort();
if (chan == 5) {
/* sdivs */
gen_alopf1_tag_i32(ctx, chan, gen_sdivs);
return;
}
break;
case 0x43:
if (is_div_chan(chan)) {
gen_alopf1_tag_i64(dc, chan, gen_sdivd); /* sdivd */
} else {
abort();
if (chan == 5) {
/* sdivd */
gen_alopf1_tag_i64(ctx, chan, gen_sdivd);
return;
}
break;
case 0x61:
if (chan == 2 || chan == 5) {
abort();
} else {
gen_movtd(dc, chan);
if (is_chan_0134(chan)) {
gen_movtd(ctx, chan);
return;
}
break;
case 0x64: {
if (is_load_chan(chan)) { /* ldb */
gen_ld(dc, chan, MO_UB);
} else if (alopf2_opce == 0xc0) { /* lzcnts */
gen_alopf2_i32(dc, chan, gen_lzcnts);
} else {
abort();
if (is_chan_0235(chan)) {
/* ldb */
gen_ld(ctx, chan, MO_UB);
return;
} else if (is_chan_14(chan) && instr->opce1 == 0xc0 &&
ctx->version >= 2)
{
/* lzcnts */
gen_alopf2_i32(ctx, chan, gen_lzcnts);
return;
}
break;
}
case 0x65: {
if (is_load_chan(chan)) { /* ldh */
gen_ld(dc, chan, MO_UW);
} else if (alopf2_opce == 0xc0) { /* lzcntd */
gen_alopf2_i64(dc, chan, gen_lzcntd);
} else {
abort();
if (is_chan_0235(chan)) {
/* ldh */
gen_ld(ctx, chan, MO_UW);
return;
} else if (is_chan_14(chan) && instr->opce1 == 0xc0 &&
ctx->version >= 2)
{
/* lzcntd */
gen_alopf2_i64(ctx, chan, gen_lzcntd);
return;
}
break;
}
case 0x66: {
if (is_load_chan(chan)) { /* ldw */
gen_ld(dc, chan, MO_UL);
} else if (alopf2_opce == 0xc0) { /* popcnts */
gen_alopf2_i32(dc, chan, tcg_gen_ctpop_i32);
} else {
abort();
if (is_chan_0235(chan)) {
/* ldw */
gen_ld(ctx, chan, MO_UL);
return;
} else if (is_chan_14(chan) && instr->opce1 == 0xc0 &&
ctx->version >= 2)
{
/* popcnts */
gen_alopf2_i32(ctx, chan, tcg_gen_ctpop_i32);
return;
}
break;
}
case 0x67: {
if (is_load_chan(chan)) { /* ldd */
gen_ld(dc, chan, MO_Q);
} else if (alopf2_opce == 0xc0) { /* popcntd */
gen_alopf2_i64(dc, chan, tcg_gen_ctpop_i64);
} else {
abort();
if (is_chan_0235(chan)) {
/* ldd */
gen_ld(ctx, chan, MO_Q);
return;
} else if (is_chan_14(chan) && instr->opce1 == 0xc0 &&
ctx->version >= 2)
{
/* popcntd */
gen_alopf2_i64(ctx, chan, tcg_gen_ctpop_i64);
return;
}
break;
}
default:
e2k_tr_gen_exception(dc, E2K_EXCP_ILLOPC);
break;
}
e2k_tr_gen_exception(ctx, E2K_EXCP_ILLOPC);
}
static void execute_ext_01_25(DisasContext *ctx, int chan)
static void execute_ext_01_25(DisasContext *ctx, Instr *instr)
{
uint8_t opc = GET_FIELD(ctx->bundle.als[chan], 24, 7);
int chan = instr->chan;
if (chan != 2 && chan != 5) {
e2k_tr_gen_exception(ctx, E2K_EXCP_ILLOPC);
return;
}
switch(opc) {
switch(instr->opc1) {
case 0x08: gen_gettag_i32(ctx, chan); break; /* gettags */
case 0x09: gen_gettag_i64(ctx, chan); break; /* gettagd */
case 0x0a: gen_puttag_i32(ctx, chan); break; /* puttags */
@ -1664,98 +1766,119 @@ static void execute_ext_01_25(DisasContext *ctx, int chan)
}
}
static void execute_ext_01(DisasContext *dc, int chan)
static void execute_ext_01(DisasContext *dc, Instr *instr)
{
uint8_t opc = GET_FIELD(dc->bundle.als[chan], 24, 7);
switch (opc) {
int chan = instr->chan;
switch (instr->opc1) {
case 0x0f:
if (chan == 0 || chan == 3) {
// FIXME: what is the point in packed add on vector of 64-bit elements if reg size is 64 bits?
gen_alopf1_i64(dc, chan, tcg_gen_add_i64); /* paddd */
} else {
e2k_tr_gen_exception(dc, E2K_EXCP_ILLOPC);
if (is_chan_03(chan)) {
/* paddd */
gen_alopf1_i64(dc, chan, tcg_gen_add_i64);
return;
}
break;
case 0x18:
if (chan == 0 || chan == 3) {
if (is_chan_03(chan)) {
/* pcmpeqb */
gen_alopf1_i64(dc, chan, gen_helper_pcmpeqb);
} else {
e2k_tr_gen_exception(dc, E2K_EXCP_ILLOPC);
return;
}
break;
case 0x20:
if (is_cmp_chan(chan)) {
gen_alopf1_i32(dc, chan, tcg_gen_mul_i32); /* muls */
} else {
e2k_tr_gen_exception(dc, E2K_EXCP_ILLOPC);
if (is_chan_0134(chan)) {
/* muls */
gen_alopf1_i32(dc, chan, tcg_gen_mul_i32);
return;
}
break;
case 0x21:
if (is_cmp_chan(chan)) {
gen_alopf1_i64(dc, chan, tcg_gen_mul_i64); /* muld */
} else {
e2k_tr_gen_exception(dc, E2K_EXCP_ILLOPC);
if (is_chan_0134(chan)) {
/* muld */
gen_alopf1_i64(dc, chan, tcg_gen_mul_i64);
return;
}
break;
case 0x3c: /* rws */ gen_rw_i32(dc, chan); break; /* TODO: only channel 1 */
case 0x3d: /* rwd */ gen_rw_i64(dc, chan); break; /* TODO: only channel 1 */
case 0x3e: /* rrs */ gen_rr_i32(dc, chan); break; /* TODO: only channel 1 */
case 0x3f: /* rrd */ gen_rr_i64(dc, chan); break; /* TODO: only channel 1 */
case 0x58: {
if (chan == 0 || chan == 3) {
gen_getsp(dc, chan);
case 0x3c:
if (chan == 0) {
/* rws */
gen_rw_i32(dc, chan);
return;
}
break;
case 0x3d:
if (chan == 0) {
/* rwd */
gen_rw_i64(dc, chan);
return;
}
break;
case 0x3e:
if (chan == 0) {
/* rrs */
gen_rr_i32(dc, chan);
return;
}
break;
case 0x3f:
if (chan == 0) {
/* rrd */
gen_rr_i64(dc, chan);
return;
}
break;
case 0x58: {
if (is_chan_03(chan)) {
gen_getsp(dc, chan);
return;
}
/* TODO: exception */
break;
}
default:
e2k_tr_gen_exception(dc, E2K_EXCP_ILLOPC);
break;
}
e2k_tr_gen_exception(dc, E2K_EXCP_ILLOPC);
}
static void execute_ext_0b(DisasContext *ctx, int chan)
static void execute_ext_0b(DisasContext *ctx, Instr *instr)
{
uint8_t opc = GET_FIELD(ctx->bundle.als[chan], 24, 7);
switch(opc) {
switch(instr->opc1) {
case 0x6c:
if (is_cmp_chan(chan) && ctx->version >= 4) {
gen_alopf21_i32(ctx, chan, gen_insert_field_i32); /* insfs */
} else {
e2k_tr_gen_exception(ctx, E2K_EXCP_ILLOPC);
if (is_cmp_chan(instr->chan) && ctx->version >= 4) {
/* insfs */
gen_alopf21_i32(ctx, instr, gen_insert_field_i32);
return;
}
break;
case 0x6d:
if (is_cmp_chan(chan) && ctx->version>= 4) {
gen_alopf21_i64(ctx, chan, gen_insert_field_i64); /* insfd */
} else {
e2k_tr_gen_exception(ctx, E2K_EXCP_ILLOPC);
if (is_cmp_chan(instr->chan) && ctx->version>= 4) {
/* insfd */
gen_alopf21_i64(ctx, instr, gen_insert_field_i64);
return;
}
break;
default:
e2k_tr_gen_exception(ctx, E2K_EXCP_ILLOPC);
break;
}
e2k_tr_gen_exception(ctx, E2K_EXCP_ILLOPC);
}
static void execute_ext_0f(DisasContext *ctx, int chan)
static void execute_ext_0f(DisasContext *ctx, Instr *instr)
{
uint8_t opc = GET_FIELD(ctx->bundle.als[chan], 24, 7);
switch(opc) {
switch(instr->opc1) {
case 0x4d:
if (is_cmp_chan(chan) && ctx->version >= 2) {
gen_alopf21_i64(ctx, chan, gen_helper_packed_shuffle_i64); /* pshufb */
} else {
e2k_tr_gen_exception(ctx, E2K_EXCP_ILLOPC);
if (is_cmp_chan(instr->chan) && ctx->version >= 2) {
/* pshufb */
gen_alopf21_i64(ctx, instr, gen_helper_packed_shuffle_i64);
return;
}
break;
default:
e2k_tr_gen_exception(ctx, E2K_EXCP_ILLOPC);
break;
}
e2k_tr_gen_exception(ctx, E2K_EXCP_ILLOPC);
}
void e2k_alc_execute(DisasContext *ctx, int chan)
@ -1763,6 +1886,7 @@ void e2k_alc_execute(DisasContext *ctx, int chan)
const UnpackedBundle *bundle = &ctx->bundle;
uint16_t rlp = find_cond(ctx, chan);
TCGLabel *l0 = gen_new_label();
Instr instr = instr_new(ctx, chan);
TCGv_i64 cond = NULL;
if (rlp != 0) {
@ -1780,22 +1904,22 @@ void e2k_alc_execute(DisasContext *ctx, int chan)
switch(bundle->ales_present[chan]) {
case ALES_NONE:
execute_alopf_simple(ctx, chan);
execute_ext_00(ctx, &instr);
break;
case ALES_ALLOCATED: // 2 or 5 channel
execute_ext_01_25(ctx, chan);
execute_ext_01_25(ctx, &instr);
break;
case ALES_PRESENT: {
uint8_t opc = GET_FIELD(bundle->ales[chan], 8, 8);
switch (opc) {
case 0x01:
execute_ext_01(ctx, chan);
execute_ext_01(ctx, &instr);
break;
case 0x0b:
execute_ext_0b(ctx, chan);
execute_ext_0b(ctx, &instr);
break;
case 0x0f:
execute_ext_0f(ctx, chan);
execute_ext_0f(ctx, &instr);
break;
default:
e2k_tr_gen_exception(ctx, E2K_EXCP_ILLOPC);