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target-cris: Use mul*2 in mul* insns

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Cc: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Richard Henderson 2013-02-19 23:52:11 -08:00 committed by Blue Swirl
parent ce1dd5d1bb
commit bf45f97133
1 changed files with 2 additions and 42 deletions
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44
target-cris/translate.c
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@ -340,46 +340,6 @@ static void t_gen_asr(TCGv d, TCGv a, TCGv b)
tcg_temp_free(t_31); tcg_temp_free(t_31);
} }
/* 64-bit signed mul, lower result in d and upper in d2. */
static void t_gen_muls(TCGv d, TCGv d2, TCGv a, TCGv b)
{
TCGv_i64 t0, t1;
t0 = tcg_temp_new_i64();
t1 = tcg_temp_new_i64();
tcg_gen_ext_i32_i64(t0, a);
tcg_gen_ext_i32_i64(t1, b);
tcg_gen_mul_i64(t0, t0, t1);
tcg_gen_trunc_i64_i32(d, t0);
tcg_gen_shri_i64(t0, t0, 32);
tcg_gen_trunc_i64_i32(d2, t0);
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
}
/* 64-bit unsigned muls, lower result in d and upper in d2. */
static void t_gen_mulu(TCGv d, TCGv d2, TCGv a, TCGv b)
{
TCGv_i64 t0, t1;
t0 = tcg_temp_new_i64();
t1 = tcg_temp_new_i64();
tcg_gen_extu_i32_i64(t0, a);
tcg_gen_extu_i32_i64(t1, b);
tcg_gen_mul_i64(t0, t0, t1);
tcg_gen_trunc_i64_i32(d, t0);
tcg_gen_shri_i64(t0, t0, 32);
tcg_gen_trunc_i64_i32(d2, t0);
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
}
static void t_gen_cris_dstep(TCGv d, TCGv a, TCGv b) static void t_gen_cris_dstep(TCGv d, TCGv a, TCGv b)
{ {
int l1; int l1;
@ -832,10 +792,10 @@ static void cris_alu_op_exec(DisasContext *dc, int op,
gen_helper_lz(dst, b); gen_helper_lz(dst, b);
break; break;
case CC_OP_MULS: case CC_OP_MULS:
t_gen_muls(dst, cpu_PR[PR_MOF], a, b); tcg_gen_muls2_tl(dst, cpu_PR[PR_MOF], a, b);
break; break;
case CC_OP_MULU: case CC_OP_MULU:
t_gen_mulu(dst, cpu_PR[PR_MOF], a, b); tcg_gen_mulu2_tl(dst, cpu_PR[PR_MOF], a, b);
break; break;
case CC_OP_DSTEP: case CC_OP_DSTEP:
t_gen_cris_dstep(dst, a, b); t_gen_cris_dstep(dst, a, b);