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[PATCH 040/114] target/arm: Hoist sve access check through do_sel_z


From: Richard Henderson
Subject: [PATCH 040/114] target/arm: Hoist sve access check through do_sel_z
Date: Fri, 27 May 2022 11:17:53 -0700

The check is already done in gen_gvec_ool_zzzp,
which is called by do_sel_z; remove from callers.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/arm/translate-sve.c | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index 6fa721eca6..62bfc6fe7c 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -697,13 +697,13 @@ TRANS_FEAT(UQSUB_zzz, aa64_sve, gen_gvec_fn_arg_zzz, 
tcg_gen_gvec_ussub, a)
 /* Select active elememnts from Zn and inactive elements from Zm,
  * storing the result in Zd.
  */
-static void do_sel_z(DisasContext *s, int rd, int rn, int rm, int pg, int esz)
+static bool do_sel_z(DisasContext *s, int rd, int rn, int rm, int pg, int esz)
 {
     static gen_helper_gvec_4 * const fns[4] = {
         gen_helper_sve_sel_zpzz_b, gen_helper_sve_sel_zpzz_h,
         gen_helper_sve_sel_zpzz_s, gen_helper_sve_sel_zpzz_d
     };
-    gen_gvec_ool_zzzp(s, fns[esz], rd, rn, rm, pg, 0);
+    return gen_gvec_ool_zzzp(s, fns[esz], rd, rn, rm, pg, 0);
 }
 
 #define DO_ZPZZ(NAME, FEAT, name) \
@@ -749,10 +749,7 @@ TRANS_FEAT(UDIV_zpzz, aa64_sve, gen_gvec_ool_arg_zpzz, 
udiv_fns[a->esz], a, 0)
 
 static bool trans_SEL_zpzz(DisasContext *s, arg_rprr_esz *a)
 {
-    if (sve_access_check(s)) {
-        do_sel_z(s, a->rd, a->rn, a->rm, a->pg, a->esz);
-    }
-    return true;
+    return do_sel_z(s, a->rd, a->rn, a->rm, a->pg, a->esz);
 }
 
 /*
@@ -6343,10 +6340,7 @@ static bool trans_MOVPRFX(DisasContext *s, arg_MOVPRFX 
*a)
 
 static bool trans_MOVPRFX_m(DisasContext *s, arg_rpr_esz *a)
 {
-    if (sve_access_check(s)) {
-        do_sel_z(s, a->rd, a->rn, a->rd, a->pg, a->esz);
-    }
-    return true;
+    return do_sel_z(s, a->rd, a->rn, a->rd, a->pg, a->esz);
 }
 
 static bool trans_MOVPRFX_z(DisasContext *s, arg_rpr_esz *a)
-- 
2.34.1




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