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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=205.220.180.131; envelope-from=vacha.bhavsar@oss.qualcomm.com; helo=mx0b-0031df01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, 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: 2.1.29 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 @qualcomm.com) X-ZM-MESSAGEID: 1754941163542116600 Content-Type: text/plain; charset="utf-8" This patch adds a test case to test SME register exposure to a remote gdb debugging session. This test simply sets and reads SME registers. Signed-off-by: Vacha Bhavsar --- Changes since v4: - this patch was not present in v4, it was added based on suggestions during the review of v4 --- configure | 6 ++ tests/tcg/aarch64/Makefile.target | 23 ++++- tests/tcg/aarch64/gdbstub/test-sme.py | 119 ++++++++++++++++++++++++++ 3 files changed, 147 insertions(+), 1 deletion(-) create mode 100644 tests/tcg/aarch64/gdbstub/test-sme.py diff --git a/configure b/configure index 825057ebf1..177d3775ac 100755 --- a/configure +++ b/configure @@ -1837,6 +1837,12 @@ for target in $target_list; do echo "GDB=3D$gdb_bin" >> $config_target_mak fi =20 + if test "${gdb_arches#*$arch}" !=3D "$gdb_arches" && version_ge $gdb= _version 14.1; then + echo "GDB_HAS_SME_TILES=3Dy" >> $config_target_mak + else + echo "GDB_HAS_SME_TILES=3Dn" >> $config_target_mak + fi + if test "${gdb_arches#*aarch64}" !=3D "$gdb_arches" && version_ge $g= db_version 15.1; then echo "GDB_HAS_MTE=3Dy" >> $config_target_mak fi diff --git a/tests/tcg/aarch64/Makefile.target b/tests/tcg/aarch64/Makefile= .target index 16ddcf4f88..1a33ef17a0 100644 --- a/tests/tcg/aarch64/Makefile.target +++ b/tests/tcg/aarch64/Makefile.target @@ -132,7 +132,28 @@ run-gdbstub-sve-ioctls: sve-ioctls --bin $< --test $(AARCH64_SRC)/gdbstub/test-sve-ioctl.py, \ basic gdbstub SVE ZLEN support) =20 -EXTRA_RUNS +=3D run-gdbstub-sysregs run-gdbstub-sve-ioctls +ifneq ($(CROSS_AS_HAS_ARMV9_SME),) +# SME gdbstub test +ifeq ($(GDB_HAS_SME_TILES),y) +run-gdbstub-sysregs-sme: sysregs + $(call run-test, $@, $(GDB_SCRIPT) \ + --gdb $(GDB) \ + --qemu $(QEMU) --qargs "$(QEMU_OPTS)" \ + --bin $< --test $(AARCH64_SRC)/gdbstub/test-sme.py \ + -- test_sme --gdb_sme_tile_support, \ + basic gdbstub SME support) +else +run-gdbstub-sysregs-sme: sysregs + $(call run-test, $@, $(GDB_SCRIPT) \ + --gdb $(GDB) \ + --qemu $(QEMU) --qargs "$(QEMU_OPTS)" \ + --bin $< --test $(AARCH64_SRC)/gdbstub/test-sme.py, \ + basic gdbstub SME support) + +endif +endif + +EXTRA_RUNS +=3D run-gdbstub-sysregs run-gdbstub-sve-ioctls run-gdbstub-sys= regs-sme =20 ifeq ($(GDB_HAS_MTE),y) run-gdbstub-mte: mte-8 diff --git a/tests/tcg/aarch64/gdbstub/test-sme.py b/tests/tcg/aarch64/gdbs= tub/test-sme.py new file mode 100644 index 0000000000..c2b9d774ae --- /dev/null +++ b/tests/tcg/aarch64/gdbstub/test-sme.py @@ -0,0 +1,119 @@ +from __future__ import print_function +# +# Test the SME registers are visible and changeable via gdbstub +# +# This is launched via tests/guest-debug/run-test.py +# + +import argparse +import gdb +from test_gdbstub import main, report + +MAGIC =3D 0x01020304 + +def run_test(): + "Run through the tests one by one" + + frame =3D gdb.selected_frame() + rname =3D "za" + za =3D frame.read_register(rname) + report(True, "Reading %s" % rname) + + for i in range(0, 16): + for j in range(0, 16): + cmd =3D "set $za[%d][%d] =3D 0x01" % (i, j) + gdb.execute(cmd) + report(True, "%s" % cmd) + for i in range(0, 16): + for j in range(0, 16): + reg =3D "$za[%d][%d]" % (i, j) + v =3D gdb.parse_and_eval(reg) + report(str(v.type) =3D=3D "uint8_t", + "size of %s" % (reg)) + report(int(v) =3D=3D 0x1, "%s is 0x%x" % (reg, 0x1)) + +def run_test_slices(): + "Run through the tests one by one" + + frame =3D gdb.selected_frame() + rname =3D "za" + za =3D frame.read_register(rname) + report(True, "Reading %s" % rname) + + for i in range(0, 16): + for j in range(0, 16): + cmd =3D "set $za[%d][%d] =3D 0x01" % (i, j) + gdb.execute(cmd) + report(True, "%s" % cmd) + for i in range(0, 16): + for j in range(0, 16): + reg =3D "$za[%d][%d]" % (i, j) + v =3D gdb.parse_and_eval(reg) + report(str(v.type) =3D=3D "uint8_t", + "size of %s" % (reg)) + report(int(v) =3D=3D 0x1, "%s is 0x%x" % (reg, 0x1)) + + for i in range(0, 4): + for j in range(0, 4): + for k in range(0, 4): + cmd =3D "set $za%dhq%d[%d] =3D 0x%x" % (i, j, k, MAGIC) + gdb.execute(cmd) + report(True, "%s" % cmd) + for j in range(0, 4): + for k in range(0, 4): + reg =3D "$za%dhq%d[%d]" % (i, j, k) + v =3D gdb.parse_and_eval(reg) + report(str(v.type) =3D=3D "uint128_t", + "size of %s" % (reg)) + report(int(v) =3D=3D MAGIC, "%s is 0x%x" % (reg, MAGIC)) + =20 + for j in range(0, 4): + for k in range(0, 4): + cmd =3D "set $za%dvq%d[%d] =3D 0x%x" % (i, j, k, MAGIC) + gdb.execute(cmd) + report(True, "%s" % cmd) + for j in range(0, 4): + for k in range(0, 4): + reg =3D "$za%dvq%d[%d]" % (i, j, k) + v =3D gdb.parse_and_eval(reg) + report(str(v.type) =3D=3D "uint128_t", + "size of %s" % (reg)) + report(int(v) =3D=3D MAGIC, "%s is 0x%x" % (reg, MAGIC)) + + for i in range(0, 4): + for j in range(0, 4): + for k in range(0, 4): + cmd =3D "set $za%dhd%d[%d] =3D 0x%x" % (i, j, k, MAGIC) + gdb.execute(cmd) + report(True, "%s" % cmd) + for j in range(0, 4): + for k in range(0, 4): + reg =3D "$za%dhd%d[%d]" % (i, j, k) + v =3D gdb.parse_and_eval(reg) + report(str(v.type) =3D=3D "uint64_t", + "size of %s" % (reg)) + report(int(v) =3D=3D MAGIC, "%s is 0x%x" % (reg, MAGIC)) + =20 + for j in range(0, 4): + for k in range(0, 4): + cmd =3D "set $za%dvd%d[%d] =3D 0x%x" % (i, j, k, MAGIC) + gdb.execute(cmd) + report(True, "%s" % cmd) + for j in range(0, 4): + for k in range(0, 4): + reg =3D "$za%dvd%d[%d]" % (i, j, k) + v =3D gdb.parse_and_eval(reg) + report(str(v.type) =3D=3D "uint64_t", + "size of %s" % (reg)) + report(int(v) =3D=3D MAGIC, "%s is 0x%x" % (reg, MAGIC)) + + +parser =3D argparse.ArgumentParser(description=3D"A gdbstub test for SME s= upport") +parser.add_argument("--gdb_sme_tile_support", help=3D"GDB support for SME = tiles", \ + action=3D"store_true") +args =3D parser.parse_args() + +if args.gdb_sme_tile_support: + main(run_test_slices, expected_arch=3D"aarch64") +else: + main(run_test, expected_arch=3D"aarch64") \ No newline at end of file --=20 2.34.1