[Qemu-devel] [PATCH 7/7] target-ppc: gdbstub: Add VSX support

2016-01-15 Thread Greg Kurz 
From: Anton Blanchard 

Add the XML and functions to get and set VSX registers.

Signed-off-by: Anton Blanchard 
(fixed little-endian guests)
Signed-off-by: Greg Kurz 
---
 configure   |6 +++---
 gdb-xml/power-vsx.xml   |   44 +++
 target-ppc/translate_init.c |   24 +++
 3 files changed, 71 insertions(+), 3 deletions(-)
 create mode 100644 gdb-xml/power-vsx.xml

diff --git a/configure b/configure
index 44ac9abc7e08..d96d646ba924 100755
--- a/configure
+++ b/configure
@@ -5632,20 +5632,20 @@ 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 ..fd290e970b41
--- /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 5ea168c19eae..8069f3c27956 100644
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -8897,6 +8897,26 @@ 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]);
+ppc_maybe_bswap_register(env, mem_buf, 8);
+return 8;
+}
+return 0;
+}
+
+static int gdb_set_vsx_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
+{
+if (n < 32) {
+ppc_maybe_bswap_register(env, mem_buf, 8);
+env->vsr[n] = ldq_p(mem_buf);
+return 8;
+}
+return 0;
+}
+
 static int ppc_fixup_cpu(PowerPCCPU *cpu)
 {
 CPUPPCState *env = &cpu->env;
@@ -9002,6 +9022,10 @@ 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);

[Qemu-devel] [PATCH 7/7] target-ppc: gdbstub: Add VSX support

2015-12-18 Thread Greg Kurz 
From: Anton Blanchard 

Add the XML and functions to get and set VSX registers.

Signed-off-by: Anton Blanchard 
(fixed little-endian guests)
Signed-off-by: Greg Kurz 
---
 configure   |6 +++---
 gdb-xml/power-vsx.xml   |   44 +++
 target-ppc/translate_init.c |   24 +++
 3 files changed, 71 insertions(+), 3 deletions(-)
 create mode 100644 gdb-xml/power-vsx.xml

diff --git a/configure b/configure
index b9552fda6f7f..78111801752f 100755
--- a/configure
+++ b/configure
@@ -5617,20 +5617,20 @@ 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 ..fd290e970b41
--- /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 5ea168c19eae..8069f3c27956 100644
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -8897,6 +8897,26 @@ 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]);
+ppc_maybe_bswap_register(env, mem_buf, 8);
+return 8;
+}
+return 0;
+}
+
+static int gdb_set_vsx_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
+{
+if (n < 32) {
+ppc_maybe_bswap_register(env, mem_buf, 8);
+env->vsr[n] = ldq_p(mem_buf);
+return 8;
+}
+return 0;
+}
+
 static int ppc_fixup_cpu(PowerPCCPU *cpu)
 {
 CPUPPCState *env = &cpu->env;
@@ -9002,6 +9022,10 @@ 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);