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h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=151bZTlt6zsCj/70e1Rkc7GtkHabIMY5WJGCa19sMTo=; b=L7hAsasfAE9rjYbT/Gpy75JQXw+Qa5aGPq4G8ofg4AqgrrmuT0vMSTGM 4JND8ce7BkSyQQOattl9TLc9U2heY1IDPkqRuHNCjr7vc4bxn3gs7I5Yf auZZKCpSpn5KUFzY2qUqasL+M2ERUdXR2ZT4P0r2ZyXMGOKL0R6pJi3Pu 0=; From: Taylor Simpson To: qemu-devel@nongnu.org Subject: [RFC PATCH v2 26/67] Hexagon generator phase 2 - op_regs_generated.h Date: Fri, 28 Feb 2020 10:43:22 -0600 Message-Id: <1582908244-304-27-git-send-email-tsimpson@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1582908244-304-1-git-send-email-tsimpson@quicinc.com> References: <1582908244-304-1-git-send-email-tsimpson@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: FreeBSD 9.x [fuzzy] X-Received-From: 199.106.114.38 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: riku.voipio@iki.fi, richard.henderson@linaro.org, laurent@vivier.eu, Taylor Simpson , philmd@redhat.com, aleksandar.m.mail@gmail.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Lists the register and immediate operands for each instruction Signed-off-by: Taylor Simpson --- target/hexagon/do_qemu.py | 86 +++++++++++++++++++++++++++++++++++++++++++= ++++ 1 file changed, 86 insertions(+) diff --git a/target/hexagon/do_qemu.py b/target/hexagon/do_qemu.py index 499f0e0..0c7643a 100755 --- a/target/hexagon/do_qemu.py +++ b/target/hexagon/do_qemu.py @@ -806,3 +806,89 @@ realf.write(f.getvalue()) realf.close() f.close() =20 +## +## Generate the op_regs_generated.h file +## Lists the register and immediate operands for each instruction +## +def calculate_regid_reg(tag): + def letter_inc(x): return chr(ord(x)+1) + ordered_implregs =3D [ 'SP','FP','LR' ] + srcdst_lett =3D 'X' + src_lett =3D 'S' + dst_lett =3D 'D' + retstr =3D "" + mapdict =3D {} + for reg in ordered_implregs: + reg_rd =3D 0 + reg_wr =3D 0 + if ('A_IMPLICIT_READS_'+reg) in attribdict[tag]: reg_rd =3D 1 + if ('A_IMPLICIT_WRITES_'+reg) in attribdict[tag]: reg_wr =3D 1 + if reg_rd and reg_wr: + retstr +=3D srcdst_lett + mapdict[srcdst_lett] =3D reg + srcdst_lett =3D letter_inc(srcdst_lett) + elif reg_rd: + retstr +=3D src_lett + mapdict[src_lett] =3D reg + src_lett =3D letter_inc(src_lett) + elif reg_wr: + retstr +=3D dst_lett + mapdict[dst_lett] =3D reg + dst_lett =3D letter_inc(dst_lett) + return retstr,mapdict + +def calculate_regid_letters(tag): + retstr,mapdict =3D calculate_regid_reg(tag) + return retstr + +def strip_verif_info_in_regs(x): + y=3Dx.replace('UREG.','') + y=3Dy.replace('MREG.','') + return y.replace('GREG.','') + +f =3D StringIO() + +for tag in tags: + regs =3D tagregs[tag] + rregs =3D [] + wregs =3D [] + regids =3D "" + for regtype,regid,toss,numregs in regs: + if is_read(regid): + if regid[0] not in regids: regids +=3D regid[0] + rregs.append(regtype+regid+numregs) + if is_written(regid): + wregs.append(regtype+regid+numregs) + if regid[0] not in regids: regids +=3D regid[0] + for attrib in attribdict[tag]: + if attribinfo[attrib]['rreg']: + rregs.append(strip_verif_info_in_regs(attribinfo[attrib]['rreg= '])) + if attribinfo[attrib]['wreg']: + wregs.append(strip_verif_info_in_regs(attribinfo[attrib]['wreg= '])) + regids +=3D calculate_regid_letters(tag) + f.write('REGINFO(%s,"%s",\t/*RD:*/\t"%s",\t/*WR:*/\t"%s")\n' % \ + (tag,regids,",".join(rregs),",".join(wregs))) + +for tag in tags: + imms =3D tagimms[tag] + f.write( 'IMMINFO(%s' % tag) + if not imms: + f.write(''','u',0,0,'U',0,0''') + for sign,size,shamt in imms: + if sign =3D=3D 'r': sign =3D 's' + if not shamt: + shamt =3D "0" + f.write(''','%s',%s,%s''' % (sign,size,shamt)) + if len(imms) =3D=3D 1: + if sign.isupper(): + myu =3D 'u' + else: + myu =3D 'U' + f.write(''','%s',0,0''' % myu) + f.write(')\n') + +realf =3D open('op_regs_generated.h','w') +realf.write(f.getvalue()) +realf.close() +f.close() + --=20 2.7.4