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AJvYcCXvrgA/Rt2c69jve9mgs4WVyRjvjV9QsWKSkoc1gjJRDSQWD2kOMIIMHbLD03dcrYv4Ih5X+p25AHErRlMVogVC6/SnDhndq+qTErat6dwpXLs2Qu9/I4P7Rucs9FHWvxhURFJZ7lHc+yFU6ZMAR71QCD2CrCyaSy9YO9cHednG1u+Dm7eXzLdLdnUWGuahmk8DTI0tbC/6rIGmbPp6szOYml0B4AmOSfLb0Jqa2Sx/LJL0sXZEkD8u2sUVn4C6vQ2jAJMSI+RMh4DRpU4Dhowatvi2RxSz8G+8uc0F From: Taylor Simpson To: qemu-devel@nongnu.org Cc: bcain@quicinc.com, quic_mathbern@quicinc.com, sidneym@quicinc.com, quic_mliebel@quicinc.com, richard.henderson@linaro.org, philmd@linaro.org, ale@rev.ng, anjo@rev.ng, ltaylorsimpson@gmail.com Subject: [PATCH v2 2/3] Hexagon (target/hexagon) Pass SP explicitly to helpers that need it Date: Mon, 5 Feb 2024 17:50:33 -0700 Message-Id: <20240206005034.267283-3-ltaylorsimpson@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240206005034.267283-1-ltaylorsimpson@gmail.com> References: <20240206005034.267283-1-ltaylorsimpson@gmail.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=2607:f8b0:4864:20::12e; envelope-from=ltaylorsimpson@gmail.com; helo=mail-il1-x12e.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1707180710733100006 Rather than reading SP from the env, pass it explicitly Signed-off-by: Taylor Simpson --- target/hexagon/macros.h | 2 +- target/hexagon/attribs_def.h.inc | 1 + target/hexagon/hex_common.py | 11 +++++++++++ 3 files changed, 13 insertions(+), 1 deletion(-) diff --git a/target/hexagon/macros.h b/target/hexagon/macros.h index 9c700ce8ef..4b8665a9da 100644 --- a/target/hexagon/macros.h +++ b/target/hexagon/macros.h @@ -343,7 +343,7 @@ static inline TCGv gen_read_ireg(TCGv result, TCGv val,= int shift) =20 #define fREAD_LR() (env->gpr[HEX_REG_LR]) =20 -#define fREAD_SP() (env->gpr[HEX_REG_SP]) +#define fREAD_SP() (SP) #define fREAD_LC0 (env->gpr[HEX_REG_LC0]) #define fREAD_LC1 (env->gpr[HEX_REG_LC1]) #define fREAD_SA0 (env->gpr[HEX_REG_SA0]) diff --git a/target/hexagon/attribs_def.h.inc b/target/hexagon/attribs_def.= h.inc index 87942d46f4..8949ee09cf 100644 --- a/target/hexagon/attribs_def.h.inc +++ b/target/hexagon/attribs_def.h.inc @@ -117,6 +117,7 @@ DEF_ATTRIB(IMPLICIT_READS_P1, "Reads the P1 register", = "", "") DEF_ATTRIB(IMPLICIT_READS_P2, "Reads the P2 register", "", "") DEF_ATTRIB(IMPLICIT_READS_P3, "Reads the P3 register", "", "") DEF_ATTRIB(IMPLICIT_WRITES_USR, "May write USR", "", "") +DEF_ATTRIB(IMPLICIT_READS_SP, "Reads the SP register", "", "") DEF_ATTRIB(COMMUTES, "The operation is communitive", "", "") DEF_ATTRIB(DEALLOCRET, "dealloc_return", "", "") DEF_ATTRIB(DEALLOCFRAME, "deallocframe", "", "") diff --git a/target/hexagon/hex_common.py b/target/hexagon/hex_common.py index 2dbd0ea737..eb28aa98fe 100755 --- a/target/hexagon/hex_common.py +++ b/target/hexagon/hex_common.py @@ -101,6 +101,7 @@ def calculate_attribs(): add_qemu_macro_attrib('fLSBNEW1', 'A_IMPLICIT_READS_P1') add_qemu_macro_attrib('fLSBNEW1NOT', 'A_IMPLICIT_READS_P1') add_qemu_macro_attrib('fREAD_P3', 'A_IMPLICIT_READS_P3') + add_qemu_macro_attrib('fREAD_SP', 'A_IMPLICIT_READS_SP') =20 # Recurse down macros, find attributes from sub-macros macroValues =3D list(macros.values()) @@ -201,6 +202,10 @@ def need_p0(tag): return "A_IMPLICIT_READS_P0" in attribdict[tag] =20 =20 +def need_sp(tag): + return "A_IMPLICIT_READS_SP" in attribdict[tag] + + def need_slot(tag): if ( "A_CVI_SCATTER" not in attribdict[tag] @@ -1128,6 +1133,12 @@ def helper_args(tag, regs, imms): "hex_pred[0]", "uint32_t P0" )) + if need_sp(tag): + args.append(HelperArg( + "i32", + "hex_gpr[HEX_REG_SP]", + "uint32_t SP" + )) if need_slot(tag): args.append(HelperArg( "i32", --=20 2.34.1