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| author | Richard Henderson <richard.henderson@linaro.org> | 2020-04-20 07:56:36 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2020-06-02 08:42:37 -0700 |
| commit | 3d5bb2ea5cc9ed54f65a6929a6e6baa01cabd98b (patch) | |
| tree | b916154d0873795407fe0ef8e91ef3892f667e2b /tcg | |
| parent | 5d0ceda902915e3f0e21c39d142c92c4e97c3ebb (diff) | |
| download | qemu-3d5bb2ea5cc9ed54f65a6929a6e6baa01cabd98b.zip qemu-3d5bb2ea5cc9ed54f65a6929a6e6baa01cabd98b.tar.gz qemu-3d5bb2ea5cc9ed54f65a6929a6e6baa01cabd98b.tar.bz2 | |
tcg: Remove expansion to shift by vector from do_shifts
We do not reflect this expansion in tcg_can_emit_vecop_list,
so it is unused and unusable. However, we actually perform
the same expansion in do_gvec_shifts, so it is also unneeded.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg')
| -rw-r--r-- | tcg/tcg-op-vec.c | 35 |
1 files changed, 11 insertions, 24 deletions
diff --git a/tcg/tcg-op-vec.c b/tcg/tcg-op-vec.c index 488f9bd..fb1250f 100644 --- a/tcg/tcg-op-vec.c +++ b/tcg/tcg-op-vec.c @@ -707,7 +707,7 @@ void tcg_gen_rotrv_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) } static void do_shifts(unsigned vece, TCGv_vec r, TCGv_vec a, - TCGv_i32 s, TCGOpcode opc_s, TCGOpcode opc_v) + TCGv_i32 s, TCGOpcode opc) { TCGTemp *rt = tcgv_vec_temp(r); TCGTemp *at = tcgv_vec_temp(a); @@ -716,48 +716,35 @@ static void do_shifts(unsigned vece, TCGv_vec r, TCGv_vec a, TCGArg ai = temp_arg(at); TCGArg si = temp_arg(st); TCGType type = rt->base_type; - const TCGOpcode *hold_list; int can; tcg_debug_assert(at->base_type >= type); - tcg_assert_listed_vecop(opc_s); - hold_list = tcg_swap_vecop_list(NULL); - - can = tcg_can_emit_vec_op(opc_s, type, vece); + tcg_assert_listed_vecop(opc); + can = tcg_can_emit_vec_op(opc, type, vece); if (can > 0) { - vec_gen_3(opc_s, type, vece, ri, ai, si); + vec_gen_3(opc, type, vece, ri, ai, si); } else if (can < 0) { - tcg_expand_vec_op(opc_s, type, vece, ri, ai, si); + const TCGOpcode *hold_list = tcg_swap_vecop_list(NULL); + tcg_expand_vec_op(opc, type, vece, ri, ai, si); + tcg_swap_vecop_list(hold_list); } else { - TCGv_vec vec_s = tcg_temp_new_vec(type); - - if (vece == MO_64) { - TCGv_i64 s64 = tcg_temp_new_i64(); - tcg_gen_extu_i32_i64(s64, s); - tcg_gen_dup_i64_vec(MO_64, vec_s, s64); - tcg_temp_free_i64(s64); - } else { - tcg_gen_dup_i32_vec(vece, vec_s, s); - } - do_op3_nofail(vece, r, a, vec_s, opc_v); - tcg_temp_free_vec(vec_s); + g_assert_not_reached(); } - tcg_swap_vecop_list(hold_list); } void tcg_gen_shls_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_i32 b) { - do_shifts(vece, r, a, b, INDEX_op_shls_vec, INDEX_op_shlv_vec); + do_shifts(vece, r, a, b, INDEX_op_shls_vec); } void tcg_gen_shrs_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_i32 b) { - do_shifts(vece, r, a, b, INDEX_op_shrs_vec, INDEX_op_shrv_vec); + do_shifts(vece, r, a, b, INDEX_op_shrs_vec); } void tcg_gen_sars_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_i32 b) { - do_shifts(vece, r, a, b, INDEX_op_sars_vec, INDEX_op_sarv_vec); + do_shifts(vece, r, a, b, INDEX_op_sars_vec); } void tcg_gen_bitsel_vec(unsigned vece, TCGv_vec r, TCGv_vec a, |