From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44180) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YaKgm-0006tF-VZ for qemu-devel@nongnu.org; Tue, 24 Mar 2015 05:00:02 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YaKgi-00080x-12 for qemu-devel@nongnu.org; Tue, 24 Mar 2015 04:59:56 -0400 Date: Tue, 24 Mar 2015 19:59:44 +1100 From: Anton Blanchard Message-ID: <20150324195944.422fb382@kryten> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: [Qemu-devel] [PATCH] target-ppc: gdbstub: Add VSX support List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: agraf@suse.de, qemu-devel@nongnu.org, qemu-ppc@nongnu.org Add the XML and functions to get and set VSX registers. Signed-off-by: Anton Blanchard --- configure | 6 +++--- gdb-xml/power-vsx.xml | 44 ++++++++++++++++++++++++++++++++++++++++++++ target-ppc/translate_init.c | 22 ++++++++++++++++++++++ 3 files changed, 69 insertions(+), 3 deletions(-) create mode 100644 gdb-xml/power-vsx.xml diff --git a/configure b/configure index 589798e..235b3d2 100755 --- a/configure +++ b/configure @@ -5182,20 +5182,20 @@ case "$target_name" in ppc64) TARGET_BASE_ARCH=ppc TARGET_ABI_DIR=ppc - gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml" + gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml" ;; ppc64le) TARGET_ARCH=ppc64 TARGET_BASE_ARCH=ppc TARGET_ABI_DIR=ppc - gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml" + gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml" ;; ppc64abi32) TARGET_ARCH=ppc64 TARGET_BASE_ARCH=ppc TARGET_ABI_DIR=ppc echo "TARGET_ABI32=y" >> $config_target_mak - gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml" + gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml" ;; sh4|sh4eb) TARGET_ARCH=sh4 diff --git a/gdb-xml/power-vsx.xml b/gdb-xml/power-vsx.xml new file mode 100644 index 0000000..fd290e9 --- /dev/null +++ b/gdb-xml/power-vsx.xml @@ -0,0 +1,44 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c index d74f4f0..efde425 100644 --- a/target-ppc/translate_init.c +++ b/target-ppc/translate_init.c @@ -8870,6 +8870,24 @@ static int gdb_set_spe_reg(CPUPPCState *env, uint8_t *mem_buf, int n) return 0; } +static int gdb_get_vsx_reg(CPUPPCState *env, uint8_t *mem_buf, int n) +{ + if (n < 32) { + stq_p(mem_buf, env->vsr[n]); + return 8; + } + return 0; +} + +static int gdb_set_vsx_reg(CPUPPCState *env, uint8_t *mem_buf, int n) +{ + if (n < 32) { + env->vsr[n] = ldq_p(mem_buf); + return 8; + } + return 0; +} + static int ppc_fixup_cpu(PowerPCCPU *cpu) { CPUPPCState *env = &cpu->env; @@ -8967,6 +8985,10 @@ static void ppc_cpu_realizefn(DeviceState *dev, Error **errp) gdb_register_coprocessor(cs, gdb_get_spe_reg, gdb_set_spe_reg, 34, "power-spe.xml", 0); } + if (pcc->insns_flags2 & PPC2_VSX) { + gdb_register_coprocessor(cs, gdb_get_vsx_reg, gdb_set_vsx_reg, + 32, "power-vsx.xml", 0); + } qemu_init_vcpu(cs); -- 2.1.0