qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: "Philippe Mathieu-Daudé" <philmd@linaro.org>
To: Markus Armbruster <armbru@redhat.com>, qemu-devel@nongnu.org
Cc: qemu-block@nongnu.org, qemu-arm@nongnu.org,
	"Philippe Mathieu-Daudé" <philmd@linaro.org>,
	"Peter Maydell" <peter.maydell@linaro.org>
Subject: [PATCH v2 02/22] target/arm/tcg: Clean up local variable shadowing
Date: Mon,  4 Sep 2023 18:12:14 +0200	[thread overview]
Message-ID: <20230904161235.84651-3-philmd@linaro.org> (raw)
In-Reply-To: <20230904161235.84651-1-philmd@linaro.org>

Fix:

  target/arm/tcg/translate-m-nocp.c: In function ‘gen_M_fp_sysreg_read’:
  target/arm/tcg/translate-m-nocp.c:509:18: warning: declaration of ‘tmp’ shadows a previous local [-Wshadow=compatible-local]
    509 |         TCGv_i32 tmp = load_cpu_field(v7m.fpdscr[M_REG_NS]);
        |                  ^~~
  target/arm/tcg/translate-m-nocp.c:433:14: note: shadowed declaration is here
    433 |     TCGv_i32 tmp;
        |              ^~~
       ---

  target/arm/tcg/mve_helper.c: In function ‘helper_mve_vqshlsb’:
  target/arm/tcg/mve_helper.c:1259:19: warning: declaration of ‘r’ shadows a previous local [-Wshadow=compatible-local]
   1259 |         typeof(N) r = FN(N, (int8_t)(M), sizeof(N) * 8, ROUND, &su32);  \
        |                   ^
  target/arm/tcg/mve_helper.c:1267:5: note: in expansion of macro ‘WRAP_QRSHL_HELPER’
   1267 |     WRAP_QRSHL_HELPER(do_sqrshl_bhs, N, M, false, satp)
        |     ^~~~~~~~~~~~~~~~~
  target/arm/tcg/mve_helper.c:927:22: note: in expansion of macro ‘DO_SQSHL_OP’
    927 |             TYPE r = FN(n[H##ESIZE(e)], m[H##ESIZE(e)], &sat);          \
        |                      ^~
  target/arm/tcg/mve_helper.c:945:5: note: in expansion of macro ‘DO_2OP_SAT’
    945 |     DO_2OP_SAT(OP##b, 1, int8_t, FN)            \
        |     ^~~~~~~~~~
  target/arm/tcg/mve_helper.c:1277:1: note: in expansion of macro ‘DO_2OP_SAT_S’
   1277 | DO_2OP_SAT_S(vqshls, DO_SQSHL_OP)
        | ^~~~~~~~~~~~
       ---

  target/arm/tcg/mve_helper.c: In function ‘do_sqrshl48_d’:
  target/arm/tcg/mve_helper.c:2463:17: warning: declaration of ‘extval’ shadows a previous local [-Wshadow=compatible-local]
   2463 |         int64_t extval = sextract64(src << shift, 0, 48);
        |                 ^~~~~~
  target/arm/tcg/mve_helper.c:2443:18: note: shadowed declaration is here
   2443 |     int64_t val, extval;
        |                  ^~~~~~
       ---

  target/arm/tcg/mve_helper.c: In function ‘do_uqrshl48_d’:
  target/arm/tcg/mve_helper.c:2495:18: warning: declaration of ‘extval’ shadows a previous local [-Wshadow=compatible-local]
   2495 |         uint64_t extval = extract64(src << shift, 0, 48);
        |                  ^~~~~~
  target/arm/tcg/mve_helper.c:2479:19: note: shadowed declaration is here
   2479 |     uint64_t val, extval;
        |                   ^~~~~~

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 target/arm/tcg/mve_helper.c       | 16 ++++++++--------
 target/arm/tcg/translate-m-nocp.c |  2 +-
 2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/target/arm/tcg/mve_helper.c b/target/arm/tcg/mve_helper.c
index 403b345ea3..7f5b6533cd 100644
--- a/target/arm/tcg/mve_helper.c
+++ b/target/arm/tcg/mve_helper.c
@@ -924,8 +924,8 @@ DO_1OP_IMM(vorri, DO_ORRI)
         bool qc = false;                                                \
         for (e = 0; e < 16 / ESIZE; e++, mask >>= ESIZE) {              \
             bool sat = false;                                           \
-            TYPE r = FN(n[H##ESIZE(e)], m[H##ESIZE(e)], &sat);          \
-            mergemask(&d[H##ESIZE(e)], r, mask);                        \
+            TYPE r_ = FN(n[H##ESIZE(e)], m[H##ESIZE(e)], &sat);         \
+            mergemask(&d[H##ESIZE(e)], r_, mask);                       \
             qc |= sat & mask & 1;                                       \
         }                                                               \
         if (qc) {                                                       \
@@ -1256,11 +1256,11 @@ DO_2OP_SAT(vqsubsw, 4, int32_t, DO_SQSUB_W)
 #define WRAP_QRSHL_HELPER(FN, N, M, ROUND, satp)                        \
     ({                                                                  \
         uint32_t su32 = 0;                                              \
-        typeof(N) r = FN(N, (int8_t)(M), sizeof(N) * 8, ROUND, &su32);  \
+        typeof(N) qrshl_ret = FN(N, (int8_t)(M), sizeof(N) * 8, ROUND, &su32); \
         if (su32) {                                                     \
             *satp = true;                                               \
         }                                                               \
-        r;                                                              \
+        qrshl_ret;                                                      \
     })
 
 #define DO_SQSHL_OP(N, M, satp) \
@@ -1298,12 +1298,12 @@ DO_2OP_SAT_U(vqrshlu, DO_UQRSHL_OP)
         for (e = 0; e < 16 / ESIZE; e++, mask >>= ESIZE) {              \
             bool sat = false;                                           \
             if ((e & 1) == XCHG) {                                      \
-                TYPE r = FN(n[H##ESIZE(e)],                             \
+                TYPE vqdmladh_ret = FN(n[H##ESIZE(e)],                  \
                             m[H##ESIZE(e - XCHG)],                      \
                             n[H##ESIZE(e + (1 - 2 * XCHG))],            \
                             m[H##ESIZE(e + (1 - XCHG))],                \
                             ROUND, &sat);                               \
-                mergemask(&d[H##ESIZE(e)], r, mask);                    \
+                mergemask(&d[H##ESIZE(e)], vqdmladh_ret, mask);         \
                 qc |= sat & mask & 1;                                   \
             }                                                           \
         }                                                               \
@@ -2460,7 +2460,7 @@ static inline int64_t do_sqrshl48_d(int64_t src, int64_t shift,
             return extval;
         }
     } else if (shift < 48) {
-        int64_t extval = sextract64(src << shift, 0, 48);
+        extval = sextract64(src << shift, 0, 48);
         if (!sat || src == (extval >> shift)) {
             return extval;
         }
@@ -2492,7 +2492,7 @@ static inline uint64_t do_uqrshl48_d(uint64_t src, int64_t shift,
             return extval;
         }
     } else if (shift < 48) {
-        uint64_t extval = extract64(src << shift, 0, 48);
+        extval = extract64(src << shift, 0, 48);
         if (!sat || src == (extval >> shift)) {
             return extval;
         }
diff --git a/target/arm/tcg/translate-m-nocp.c b/target/arm/tcg/translate-m-nocp.c
index 33f6478bb9..42308c4db5 100644
--- a/target/arm/tcg/translate-m-nocp.c
+++ b/target/arm/tcg/translate-m-nocp.c
@@ -506,7 +506,7 @@ static bool gen_M_fp_sysreg_read(DisasContext *s, int regno,
 
         gen_branch_fpInactive(s, TCG_COND_EQ, lab_active);
         /* fpInactive case: reads as FPDSCR_NS */
-        TCGv_i32 tmp = load_cpu_field(v7m.fpdscr[M_REG_NS]);
+        tmp = load_cpu_field(v7m.fpdscr[M_REG_NS]);
         storefn(s, opaque, tmp, true);
         lab_end = gen_new_label();
         tcg_gen_br(lab_end);
-- 
2.41.0



  parent reply	other threads:[~2023-09-04 16:14 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-04 16:12 [PATCH v2 00/22] (few more) Steps towards enabling -Wshadow Philippe Mathieu-Daudé
2023-09-04 16:12 ` [PATCH v2 01/22] tcg: Clean up local variable shadowing Philippe Mathieu-Daudé
2023-09-04 16:12 ` Philippe Mathieu-Daudé [this message]
2023-09-08 12:25   ` [PATCH v2 02/22] target/arm/tcg: " Peter Maydell
2023-09-04 16:12 ` [PATCH v2 03/22] target/arm/hvf: " Philippe Mathieu-Daudé
2023-09-08 12:26   ` Peter Maydell
2023-09-04 16:12 ` [PATCH v2 04/22] target/mips: " Philippe Mathieu-Daudé
2023-09-04 16:12 ` [PATCH v2 05/22] target/m68k: " Philippe Mathieu-Daudé
2023-09-04 16:12 ` [PATCH v2 06/22] target/tricore: " Philippe Mathieu-Daudé
2023-09-05  5:34   ` Bastian Koppelmann
2023-09-04 16:12 ` [PATCH v2 07/22] hw/arm/armv7m: " Philippe Mathieu-Daudé
2023-09-08 12:29   ` Peter Maydell
2023-09-04 16:12 ` [PATCH v2 08/22] hw/arm/virt: " Philippe Mathieu-Daudé
2023-09-04 16:12 ` [PATCH v2 09/22] hw/arm/allwinner: " Philippe Mathieu-Daudé
2023-09-04 16:12 ` [PATCH v2 10/22] hw/arm/aspeed: " Philippe Mathieu-Daudé
2023-09-04 16:12 ` [PATCH v2 11/22] hw/ide/ahci: " Philippe Mathieu-Daudé
2023-09-29  5:07   ` Markus Armbruster
2023-09-04 16:12 ` [PATCH v2 12/22] hw/m68k: " Philippe Mathieu-Daudé
2023-09-26 16:28   ` Thomas Huth
2023-09-04 16:12 ` [PATCH v2 13/22] hw/microblaze: " Philippe Mathieu-Daudé
2023-09-04 16:12 ` [PATCH v2 14/22] hw/nios2: " Philippe Mathieu-Daudé
2023-09-04 16:12 ` [PATCH v2 15/22] net/eth: " Philippe Mathieu-Daudé
2023-09-08 13:18   ` Eric Blake
2023-09-10  4:20   ` Akihiko Odaki
2023-09-04 16:12 ` [PATCH v2 16/22] crypto/cipher-gnutls.c: " Philippe Mathieu-Daudé
2023-09-04 16:27   ` Daniel P. Berrangé
2023-09-04 16:29     ` Philippe Mathieu-Daudé
2023-09-04 16:12 ` [PATCH v2 17/22] util/vhost-user-server: " Philippe Mathieu-Daudé
2023-09-22 10:23   ` Michael S. Tsirkin
2023-09-04 16:12 ` [PATCH v2 18/22] semihosting/arm-compat: " Philippe Mathieu-Daudé
2023-09-08 12:36   ` Peter Maydell
2023-10-04  9:41     ` Philippe Mathieu-Daudé
2023-09-04 16:12 ` [PATCH v2 19/22] linux-user/strace: " Philippe Mathieu-Daudé
2023-09-04 16:12 ` [PATCH v2 20/22] sysemu/device_tree: " Philippe Mathieu-Daudé
2023-09-29  4:58   ` Markus Armbruster
2023-09-04 16:12 ` [PATCH v2 21/22] softmmu/memory: " Philippe Mathieu-Daudé
2023-09-05 15:46   ` Peter Xu
2023-09-04 16:12 ` [RFC PATCH v2 22/22] softmmu/physmem: " Philippe Mathieu-Daudé
2023-09-04 16:31   ` Daniel P. Berrangé
2023-09-05 15:50     ` Peter Xu
2023-09-29  5:13 ` [PATCH v2 00/22] (few more) Steps towards enabling -Wshadow Markus Armbruster
2023-09-29  6:42   ` Markus Armbruster

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20230904161235.84651-3-philmd@linaro.org \
    --to=philmd@linaro.org \
    --cc=armbru@redhat.com \
    --cc=peter.maydell@linaro.org \
    --cc=qemu-arm@nongnu.org \
    --cc=qemu-block@nongnu.org \
    --cc=qemu-devel@nongnu.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).