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2015-05-27s390x: gdb updates for vector registersEric Farman
gdb allows registers to be displayed/modified, and is being updated to account for the new vector registers. Mirror these changes in the gdb stub in qemu so that this can be performed when gdb is attached to the qemu gdbserver. Signed-off-by: Eric Farman <farman@linux.vnet.ibm.com> Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2015-05-27s390x: Common access to floating point registersEric Farman
Provide a routine to access the correct floating point register, to simplify future expansion. Suggested-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Eric Farman <farman@linux.vnet.ibm.com> Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2014-09-01s390x/gdb: coding style fixesDavid Hildenbrand
This patch cleanes up two coding style issues (missing whitespaces). Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com> Acked-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
2014-09-01s390x/gdb: generate target.xml and handle fp/ac as coprocessorsDavid Hildenbrand
This patch reduces the core registers to the psw and the general purpose registers. The fpc and ac registers are handled as coprocessors registers by gdb. This allows to reuse the feature xml files taken from gdb without further modification and is what other architectures do. The target.xml is now generated and provided to the gdb client. Therefore, the client doesn't have to guess which registers are available at which logical register number. Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com> Acked-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
2014-09-01s390x/gdb: don't touch the cc if tcg is not enabledDavid Hildenbrand
When reading/writing the psw mask, the condition code may only be touched if running on tcg. Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
2013-07-27cpu: Introduce CPUClass::gdb_{read,write}_register()Andreas Färber
Completes migration of target-specific code to new target-*/gdbstub.c. Acked-by: Michael Walle <michael@walle.cc> (for lm32) Acked-by: Max Filippov <jcmvbkbc@gmail.com> (for xtensa) Signed-off-by: Andreas Färber <afaerber@suse.de>
2013-07-27gdbstub: Replace GET_REG*() macros with gdb_get_reg*() functionsAndreas Färber
This avoids polluting the global namespace with a non-prefixed macro and makes it obvious in the call sites that we return. Semi-automatic conversion using, e.g., sed -i 's/GET_REGL(/return gdb_get_regl(mem_buf, /g' target-*/gdbstub.c followed by manual tweaking for sparc's GET_REGA() and Coding Style. Acked-by: Michael Walle <michael@walle.cc> (for lm32) Acked-by: Max Filippov <jcmvbkbc@gmail.com> (for xtensa) Signed-off-by: Andreas Färber <afaerber@suse.de>
2013-07-27target-s390x: Move cpu_gdb_{read,write}_register()Andreas Färber
Signed-off-by: Andreas Färber <afaerber@suse.de>