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Fri, 29 Oct 2021 21:21:12 -0400 Received: from unknown (HELO ironmsg01-sd.qualcomm.com) ([10.53.140.141]) by alexa-out-sd-01.qualcomm.com with ESMTP; 29 Oct 2021 18:20:58 -0700 Received: from vu-tsimpson-aus.qualcomm.com (HELO vu-tsimpson1-aus.qualcomm.com) ([10.222.150.1]) by ironmsg01-sd.qualcomm.com with ESMTP; 29 Oct 2021 18:20:57 -0700 Received: by vu-tsimpson1-aus.qualcomm.com (Postfix, from userid 47164) id F37D124EE; Fri, 29 Oct 2021 20:20:56 -0500 (CDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1635556869; x=1667092869; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=h3BbuKMjXp7DaHyO1OOdn2UzNM/qKH/Lfa3/PXXjqQY=; b=QQaKz7dA2vIu2Bb4I9zCa2Ha/WihZe+huGkLkmdP5F2uDCW8kjbQlfBr StkrWIRzQFHzOiOM8bojbAUeT2DzwZ9t8dYbnVwAlSm74TEqD7mcxLyxo rinqV1OfP8g/B8fBromth7DMSFax5eY1lqVNeDGmDzpyYpdm27znYHop/ A=; X-QCInternal: smtphost From: Taylor Simpson To: qemu-devel@nongnu.org Subject: [PATCH v5 07/30] Hexagon HVX (target/hexagon) semantics generator Date: Fri, 29 Oct 2021 20:20:26 -0500 Message-Id: <1635556849-18120-8-git-send-email-tsimpson@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1635556849-18120-1-git-send-email-tsimpson@quicinc.com> References: <1635556849-18120-1-git-send-email-tsimpson@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=199.106.114.38; envelope-from=tsimpson@qualcomm.com; helo=alexa-out-sd-01.qualcomm.com X-Spam_score_int: -39 X-Spam_score: -4.0 X-Spam_bar: ---- X-Spam_report: (-4.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ale@rev.ng, bcain@quicinc.com, tsimpson@quicinc.com, richard.henderson@linaro.org, f4bug@amsat.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1635557211404100003 Add HVX support to the semantics generator Acked-by: Richard Henderson Signed-off-by: Taylor Simpson --- target/hexagon/gen_semantics.c | 33 +++++++++++++++++++++++++++++++++ target/hexagon/hex_common.py | 13 +++++++++++++ 2 files changed, 46 insertions(+) diff --git a/target/hexagon/gen_semantics.c b/target/hexagon/gen_semantics.c index c5fccec..4a2bdd7 100644 --- a/target/hexagon/gen_semantics.c +++ b/target/hexagon/gen_semantics.c @@ -44,6 +44,11 @@ int main(int argc, char *argv[]) * Q6INSN(A2_add,"Rd32=3Dadd(Rs32,Rt32)",ATTRIBS(), * "Add 32-bit registers", * { RdV=3DRsV+RtV;}) + * HVX instructions have the following form + * EXTINSN(V6_vinsertwr, "Vx32.w=3Dvinsert(Rt32)", + * ATTRIBS(A_EXTENSION,A_CVI,A_CVI_VX), + * "Insert Word Scalar into Vector", + * VxV.uw[0] =3D RtV;) */ #define Q6INSN(TAG, BEH, ATTRIBS, DESCR, SEM) \ do { \ @@ -59,8 +64,23 @@ int main(int argc, char *argv[]) ")\n", \ #TAG, STRINGIZE(ATTRIBS)); \ } while (0); +#define EXTINSN(TAG, BEH, ATTRIBS, DESCR, SEM) \ + do { \ + fprintf(outfile, "SEMANTICS( \\\n" \ + " \"%s\", \\\n" \ + " %s, \\\n" \ + " \"\"\"%s\"\"\" \\\n" \ + ")\n", \ + #TAG, STRINGIZE(BEH), STRINGIZE(SEM)); \ + fprintf(outfile, "ATTRIBUTES( \\\n" \ + " \"%s\", \\\n" \ + " \"%s\" \\\n" \ + ")\n", \ + #TAG, STRINGIZE(ATTRIBS)); \ + } while (0); #include "imported/allidefs.def" #undef Q6INSN +#undef EXTINSN =20 /* * Process the macro definitions @@ -83,6 +103,19 @@ int main(int argc, char *argv[]) #include "imported/macros.def" #undef DEF_MACRO =20 +/* + * Process the macros for HVX + */ +#define DEF_MACRO(MNAME, BEH, ATTRS) \ + fprintf(outfile, "MACROATTRIB( \\\n" \ + " \"%s\", \\\n" \ + " \"\"\"%s\"\"\", \\\n" \ + " \"%s\" \\\n" \ + ")\n", \ + #MNAME, STRINGIZE(BEH), STRINGIZE(ATTRS)); +#include "imported/allext_macros.def" +#undef DEF_MACRO + fclose(outfile); return 0; } diff --git a/target/hexagon/hex_common.py b/target/hexagon/hex_common.py index a84b003..c81aca8 100755 --- a/target/hexagon/hex_common.py +++ b/target/hexagon/hex_common.py @@ -145,6 +145,9 @@ def compute_tag_immediates(tag): ## P predicate register ## R GPR register ## M modifier register +## Q HVX predicate vector +## V HVX vector register +## O HVX new vector register ## regid can be one of the following ## d, e destination register ## dd destination register pair @@ -180,6 +183,9 @@ def is_readwrite(regid): def is_scalar_reg(regtype): return regtype in "RPC" =20 +def is_hvx_reg(regtype): + return regtype in "VQ" + def is_old_val(regtype, regid, tag): return regtype+regid+'V' in semdict[tag] =20 @@ -203,6 +209,13 @@ def need_ea(tag): def skip_qemu_helper(tag): return tag in overrides.keys() =20 +def is_tmp_result(tag): + return ('A_CVI_TMP' in attribdict[tag] or + 'A_CVI_TMP_DST' in attribdict[tag]) + +def is_new_result(tag): + return ('A_CVI_NEW' in attribdict[tag]) + def imm_name(immlett): return "%siV" % immlett =20 --=20 2.7.4