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target/arm: Convert remaining simple 2-reg-misc Neon ops

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Convert the remaining ops in the Neon 2-reg-misc group which
can be implemented simply with our do_2misc() helper.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200616170844.13318-14-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2020-06-16 18:08:36 +01:00
parent 8966808205
commit 84eae770af
3 changed files with 86 additions and 31 deletions
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38
target/arm/translate.c
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@ -4938,6 +4938,13 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn)
case NEON_2RM_SHA1SU1:
case NEON_2RM_VREV32:
case NEON_2RM_VREV16:
case NEON_2RM_VCLS:
case NEON_2RM_VCLZ:
case NEON_2RM_VCNT:
case NEON_2RM_VABS_F:
case NEON_2RM_VNEG_F:
case NEON_2RM_VRECPE:
case NEON_2RM_VRSQRTE:
/* handled by decodetree */
return 1;
case NEON_2RM_VTRN:
@ -4959,25 +4966,6 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn)
for (pass = 0; pass < (q ? 4 : 2); pass++) {
tmp = neon_load_reg(rm, pass);
switch (op) {
case NEON_2RM_VCLS:
switch (size) {
case 0: gen_helper_neon_cls_s8(tmp, tmp); break;
case 1: gen_helper_neon_cls_s16(tmp, tmp); break;
case 2: gen_helper_neon_cls_s32(tmp, tmp); break;
default: abort();
}
break;
case NEON_2RM_VCLZ:
switch (size) {
case 0: gen_helper_neon_clz_u8(tmp, tmp); break;
case 1: gen_helper_neon_clz_u16(tmp, tmp); break;
case 2: tcg_gen_clzi_i32(tmp, tmp, 32); break;
default: abort();
}
break;
case NEON_2RM_VCNT:
gen_helper_neon_cnt_u8(tmp, tmp);
break;
case NEON_2RM_VQABS:
switch (size) {
case 0:
@ -5051,12 +5039,6 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn)
tcg_temp_free_ptr(fpstatus);
break;
}
case NEON_2RM_VABS_F:
gen_helper_vfp_abss(tmp, tmp);
break;
case NEON_2RM_VNEG_F:
gen_helper_vfp_negs(tmp, tmp);
break;
case NEON_2RM_VSWP:
tmp2 = neon_load_reg(rd, pass);
neon_store_reg(rm, pass, tmp2);
@ -5137,12 +5119,6 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn)
tcg_temp_free_ptr(fpst);
break;
}
case NEON_2RM_VRECPE:
gen_helper_recpe_u32(tmp, tmp);
break;
case NEON_2RM_VRSQRTE:
gen_helper_rsqrte_u32(tmp, tmp);
break;
case NEON_2RM_VRECPE_F:
{
TCGv_ptr fpstatus = get_fpstatus_ptr(1);