[Qemu-devel] [PATCH v2 24/29] target/cris: Use tcg_gen_abs_tl

Richard Henderson posted 29 patches 5 years, 1 month ago
Maintainers: David Hildenbrand <david@redhat.com>, Richard Henderson <rth@twiddle.net>, Peter Maydell <peter.maydell@linaro.org>, Cornelia Huck <cohuck@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, Claudio Fontana <claudio.fontana@huawei.com>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, David Gibson <david@gibson.dropbear.id.au>, Max Filippov <jcmvbkbc@gmail.com>
There is a newer version of this series
[Qemu-devel] [PATCH v2 24/29] target/cris: Use tcg_gen_abs_tl
Posted by Richard Henderson 5 years, 1 month ago
Cc: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/cris/translate.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/target/cris/translate.c b/target/cris/translate.c
index b005a5c20e..31b40a57f9 100644
--- a/target/cris/translate.c
+++ b/target/cris/translate.c
@@ -1686,18 +1686,11 @@ static int dec_cmp_r(CPUCRISState *env, DisasContext *dc)
 
 static int dec_abs_r(CPUCRISState *env, DisasContext *dc)
 {
-    TCGv t0;
-
     LOG_DIS("abs $r%u, $r%u\n",
             dc->op1, dc->op2);
     cris_cc_mask(dc, CC_MASK_NZ);
 
-    t0 = tcg_temp_new();
-    tcg_gen_sari_tl(t0, cpu_R[dc->op1], 31);
-    tcg_gen_xor_tl(cpu_R[dc->op2], cpu_R[dc->op1], t0);
-    tcg_gen_sub_tl(cpu_R[dc->op2], cpu_R[dc->op2], t0);
-    tcg_temp_free(t0);
-
+    tcg_gen_abs_tl(cpu_R[dc->op2], cpu_R[dc->op1]);
     cris_alu(dc, CC_OP_MOVE,
             cpu_R[dc->op2], cpu_R[dc->op2], cpu_R[dc->op2], 4);
     return 2;
-- 
2.17.1