target-xtensa: Use mul*2 for mul*hi
Cc: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
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@ -1652,24 +1652,16 @@ static void disas_xtensa_insn(CPUXtensaState *env, DisasContext *dc)
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case 11: /*MULSHi*/
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case 11: /*MULSHi*/
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HAS_OPTION(XTENSA_OPTION_32_BIT_IMUL_HIGH);
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HAS_OPTION(XTENSA_OPTION_32_BIT_IMUL_HIGH);
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{
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{
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TCGv_i64 r = tcg_temp_new_i64();
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TCGv lo = tcg_temp_new();
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TCGv_i64 s = tcg_temp_new_i64();
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TCGv_i64 t = tcg_temp_new_i64();
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if (OP2 == 10) {
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if (OP2 == 10) {
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tcg_gen_extu_i32_i64(s, cpu_R[RRR_S]);
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tcg_gen_mulu2_i32(lo, cpu_R[RRR_R],
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tcg_gen_extu_i32_i64(t, cpu_R[RRR_T]);
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cpu_R[RRR_S], cpu_R[RRR_T]);
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} else {
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} else {
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tcg_gen_ext_i32_i64(s, cpu_R[RRR_S]);
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tcg_gen_muls2_i32(lo, cpu_R[RRR_R],
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tcg_gen_ext_i32_i64(t, cpu_R[RRR_T]);
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cpu_R[RRR_S], cpu_R[RRR_T]);
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}
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}
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tcg_gen_mul_i64(r, s, t);
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tcg_temp_free(lo);
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tcg_gen_shri_i64(r, r, 32);
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tcg_gen_trunc_i64_i32(cpu_R[RRR_R], r);
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tcg_temp_free_i64(r);
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tcg_temp_free_i64(s);
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tcg_temp_free_i64(t);
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}
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}
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break;
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break;
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