Patchwork [23/38] target-cris: Use mul*2 in mul* insns

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Submitter Richard Henderson
Date Feb. 20, 2013, 7:52 a.m.
Message ID <1361346746-8511-24-git-send-email-rth@twiddle.net>
Download mbox | patch
Permalink /patch/222021/
State New
Headers show

Comments

Richard Henderson - Feb. 20, 2013, 7:52 a.m.
Cc: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
---
 target-cris/translate.c | 44 ++------------------------------------------
 1 file changed, 2 insertions(+), 42 deletions(-)

Patch

diff --git a/target-cris/translate.c b/target-cris/translate.c
index 04a5379..df4dbd3 100644
--- a/target-cris/translate.c
+++ b/target-cris/translate.c
@@ -340,46 +340,6 @@  static void t_gen_asr(TCGv d, TCGv a, TCGv b)
     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)
 {
     int l1;
@@ -832,10 +792,10 @@  static void cris_alu_op_exec(DisasContext *dc, int op,
         gen_helper_lz(dst, b);
         break;
     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;
     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;
     case CC_OP_DSTEP:
         t_gen_cris_dstep(dst, a, b);