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qemu-e2k
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e2k: Add quad shifts instrs with 8-bit immediate.

This commit is contained in:
Denis Drakhnia 2021-01-16 00:11:52 +02:00 committed by Denis Drakhnia
parent a074d1d1ad
commit c559bfb032
1 changed files with 87 additions and 4 deletions
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91
target/e2k/translate/alc.c
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@ -1818,6 +1818,76 @@ static inline void gen_fxtofd(TCGv_i64 ret, Src80 src2)
tcg_temp_free_ptr(t0);
}
static inline void gen_shli2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 l,
TCGv_i64 h, int i)
{
if (i < 64) {
TCGv_i64 t0 = tcg_temp_new_i64();
TCGv_i64 t1 = tcg_temp_new_i64();
tcg_gen_shri_i64(t0, l, 64 - i);
tcg_gen_shli_i64(t1, h, i);
tcg_gen_shli_i64(rl, l, i);
tcg_gen_or_i64(rh, t1, t0);
tcg_temp_free_i64(t1);
tcg_temp_free_i64(t0);
} else if (i < 128) {
tcg_gen_movi_i64(rl, 0);
tcg_gen_shli_i64(rh, l, i - 64);
} else {
tcg_gen_movi_i64(rl, 0);
tcg_gen_movi_i64(rh, 0);
}
}
static inline void gen_shri2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 l,
TCGv_i64 h, int i)
{
if (i < 64) {
TCGv_i64 t0 = tcg_temp_new_i64();
TCGv_i64 t1 = tcg_temp_new_i64();
tcg_gen_shli_i64(t0, h, 64 - i);
tcg_gen_shri_i64(t1, l, i);
tcg_gen_or_i64(rl, t1, t0);
tcg_gen_shri_i64(rh, h, i);
tcg_temp_free_i64(t1);
tcg_temp_free_i64(t0);
} else if (i < 128) {
tcg_gen_shri_i64(rl, h, i - 64);
tcg_gen_movi_i64(rh, 0);
} else {
tcg_gen_movi_i64(rl, 0);
tcg_gen_movi_i64(rh, 0);
}
}
static inline void gen_psllql(TCGv_i64 ret, TCGv_i64 src1,
TCGv_i64 src2, int i)
{
tcg_gen_shli_i64(ret, src2, i * 8);
}
static inline void gen_psllqh(TCGv_i64 ret, TCGv_i64 src1,
TCGv_i64 src2, int i)
{
TCGv_i64 t0 = tcg_temp_new_i64();
gen_shli2_i64(t0, ret, src2, src1, i * 8);
tcg_temp_free_i64(t0);
}
static inline void gen_psrlql(TCGv_i64 ret, TCGv_i64 src1,
TCGv_i64 src2, int i)
{
TCGv_i64 t0 = tcg_temp_new_i64();
gen_shri2_i64(ret, t0, src2, src1, i * 8);
tcg_temp_free_i64(t0);
}
static inline void gen_psrlqh(TCGv_i64 ret, TCGv_i64 src1,
TCGv_i64 src2, int i)
{
tcg_gen_shri_i64(ret, src1, i * 8);
}
static void gen_aad_tag(TCGv_i64 ret, TCGv_i32 tag)
{
TCGv_i32 t0 = tcg_temp_new_i32();
@ -2097,6 +2167,19 @@ static void gen_alopf1_ddd(Instr *instr,
gen_al_result_i64(instr, dst, tag);
}
static void gen_alopf11_dddi(Instr *instr,
void (*op)(TCGv_i64, TCGv_i64, TCGv_i64, int))
{
Src64 s1 = get_src1_i64(instr);
Src64 s2 = get_src2_i64(instr);
TCGv_i32 tag = get_temp_i32(instr);
TCGv_i64 dst = get_temp_i64(instr);
gen_tag2_i64(tag, s1.tag, s2.tag);
(*op)(dst, s1.value, s2.value, instr->src3);
gen_al_result_i64(instr, dst, tag);
}
static void gen_alopf1_dedd(Instr *instr,
void (*op)(TCGv_i64, TCGv_env, TCGv_i64, TCGv_i64))
{
@ -2976,6 +3059,10 @@ static void gen_op(DisasContext *ctx, Instr *instr)
case OP_PSRLH: gen_alopf1_ddd(instr, gen_helper_psrlh); break;
case OP_PSRLW: gen_alopf1_ddd(instr, gen_helper_psrlw); break;
case OP_PSRLD: gen_alopf1_ddd(instr, tcg_gen_shr_i64); break;
case OP_PSLLQL: gen_alopf11_dddi(instr, gen_psllql); break;
case OP_PSLLQH: gen_alopf11_dddi(instr, gen_psllqh); break;
case OP_PSRLQL: gen_alopf11_dddi(instr, gen_psrlql); break;
case OP_PSRLQH: gen_alopf11_dddi(instr, gen_psrlqh); break;
case OP_GETTAGS: gen_gettag_i32(instr); break;
case OP_GETTAGD: gen_gettag_i64(instr); break;
case OP_PUTTAGS: gen_puttag_i32(instr); break;
@ -3161,10 +3248,6 @@ static void gen_op(DisasContext *ctx, Instr *instr)
case OP_PFSQRTTD:
case OP_PEXTRH:
case OP_PINSH:
case OP_PSLLQH:
case OP_PSLLQL:
case OP_PSRLQH:
case OP_PSRLQL:
case OP_CAST:
case OP_TDTOMP:
case OP_ODTOAP: