From patchwork Tue Apr 25 14:04:59 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yao Qi X-Patchwork-Id: 20137 Received: (qmail 120042 invoked by alias); 25 Apr 2017 14:05:09 -0000 Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org Delivered-To: mailing list gdb-patches@sourceware.org Received: (qmail 120027 invoked by uid 89); 25 Apr 2017 14:05:07 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-26.4 required=5.0 tests=BAYES_00, FREEMAIL_FROM, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, RCVD_IN_DNSWL_NONE, RCVD_IN_SORBS_SPAM, SPF_PASS autolearn=ham version=3.3.2 spammy=beside, stepping X-HELO: mail-wr0-f196.google.com Received: from mail-wr0-f196.google.com (HELO mail-wr0-f196.google.com) (209.85.128.196) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 25 Apr 2017 14:05:01 +0000 Received: by mail-wr0-f196.google.com with SMTP id g12so7142186wrg.2 for ; Tue, 25 Apr 2017 07:05:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id; bh=oWmutICJu65kGiNElQNjRcC5Q6RrU/OOozzqz3NEmm8=; b=Taaoro6y0XAz64oHAV9U6aAmBqjqIG9bR2rMdQAzdtMzAgSKX0M3CpE7b19e2fLtAX 6ZfM1igOoWjiZP45hy6X0fBF7P+ctqEG5neekfWu+I0FHVJE51HktyVaHvi1erSw5qUA gi3MwDFmI6bNqA59C1cgW4AwVEASy5+nCUMr/Hj5BrmM5LhpwjIhfzbb8/FzQMoPxE+h BiVX3DorzGIcF/ibZ46MlYbjJsrKABy81hs6q56Q1IRDVBunZfM92JvahMI+Oaky6InZ 7y8urxvIOhHxceOu1EtMfnKr3UX9tr65l7yJhfJsAnMgT+CpxgHo4y22Txp1vfZlrsOf Ii4A== X-Gm-Message-State: AN3rC/60C3/14ls1cJepqhFPIR9cQjz5kDwzsYY5VnuxKGOSh8rH63SG biMzPxNJMK1+ryZi X-Received: by 10.223.173.212 with SMTP id w78mr6872568wrc.144.1493129101056; Tue, 25 Apr 2017 07:05:01 -0700 (PDT) Received: from E107787-LIN.cambridge.arm.com ([194.214.185.158]) by smtp.gmail.com with ESMTPSA id n49sm1309628wrn.30.2017.04.25.07.05.00 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 25 Apr 2017 07:05:00 -0700 (PDT) From: Yao Qi X-Google-Original-From: Yao Qi To: gdb-patches@sourceware.org Subject: [PATCH master/8.0] Change gdbarch_wchar_bit for AArch64 and ARM Date: Tue, 25 Apr 2017 15:04:59 +0100 Message-Id: <1493129099-20117-1-git-send-email-yao.qi@linaro.org> X-IsSubscribed: yes The size of wchar_t on AArch64 and ARM is 4-byte, so we can use the default value (4*TARGET_CHAR_BIT). This patch fixes some fails in gdb.cp/wide_char_types.exp on aarch64-linux. I'll push it to both master and 8.0 branch. gdb: 2017-04-25 Yao Qi * aarch64-tdep.c (aarch64_gdbarch_init): Don't call set_gdbarch_wchar_bit. * arm-tdep.c (arm_gdbarch_init): Likewise. --- gdb/aarch64-tdep.c | 1 - gdb/arm-tdep.c | 1 - 2 files changed, 2 deletions(-) diff --git a/gdb/aarch64-tdep.c b/gdb/aarch64-tdep.c index 6113621..d203ebe 100644 --- a/gdb/aarch64-tdep.c +++ b/gdb/aarch64-tdep.c @@ -2977,7 +2977,6 @@ aarch64_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) set_gdbarch_long_long_bit (gdbarch, 64); set_gdbarch_ptr_bit (gdbarch, 64); set_gdbarch_char_signed (gdbarch, 0); - set_gdbarch_wchar_bit (gdbarch, 64); set_gdbarch_wchar_signed (gdbarch, 0); set_gdbarch_float_format (gdbarch, floatformats_ieee_single); set_gdbarch_double_format (gdbarch, floatformats_ieee_double); diff --git a/gdb/arm-tdep.c b/gdb/arm-tdep.c index 9ac667f..970d19f 100644 --- a/gdb/arm-tdep.c +++ b/gdb/arm-tdep.c @@ -9409,7 +9409,6 @@ arm_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) set_gdbarch_wchar_signed (gdbarch, 0); else set_gdbarch_wchar_signed (gdbarch, 1); - set_gdbarch_wchar_bit (gdbarch, 32); /* Note: for displaced stepping, this includes the breakpoint, and one word of additional scratch space. This setting isn't used for anything beside