"

jv:libgdbs - GNU Debugger Interface Library

Copyright (C) 2015-now Jan Vrany

Copyright (C) 2021 LabWare

This library is free software; you can redistribute it and/or

modify it under the terms of the GNU Lesser General Public

License as published by the Free Software Foundation; either

version 2.1 of the License. 

This library is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public

License along with this library; if not, write to the Free Software

Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

"

"{ Package: 'jv:libgdbs' }"

"{ NameSpace: Smalltalk }"

GDBDebuggerObject subclass:#GDBRegisterWithValue

	classVariableNames:''

	poolDictionaries:''

	category:'GDB-Core'

!

!GDBRegisterWithValue class methodsFor:'documentation'!

copyright

"

jv:libgdbs - GNU Debugger Interface Library

Copyright (C) 2015-now Jan Vrany

Copyright (C) 2021 LabWare

This library is free software; you can redistribute it and/or

modify it under the terms of the GNU Lesser General Public

License as published by the Free Software Foundation; either

version 2.1 of the License. 

This library is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public

License along with this library; if not, write to the Free Software

Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

"

! !

!GDBRegisterWithValue class methodsFor:'accessing-magritte'!

descriptionContainer

    ^ super descriptionContainer

        define: #number as: Integer;

        define: #value as: String;

        yourself

    "Created: / 26-09-2018 / 10:38:29 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!GDBRegisterWithValue methodsFor:'accessing'!

name

    ^  register name

    "Created: / 27-09-2018 / 10:06:32 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

number

    ^ register isInteger ifTrue:[

        register

    ] ifFalse:[

        register number

    ]

    "Created: / 27-09-2018 / 09:56:09 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

register

    "Return the register definition of this register (as GDBRegister)"

    ^ register

    "Modified (comment): / 24-03-2021 / 15:13:22 / Jan Vrany <jan.vrany@labware.com>"

!

value

    "Return the value of the register. The returned value is either

       * an integer in case the register is integer register - GPRs and so on)

       * a dictionary in case of 'composite' registers - for example a value

         of FPR might be returned as '{float = 0xABCDDCBA, double = 0xA...B}'

         Similarly for vector registers (SSE / SSE2 regs on x86, VSRs on POWER)

    "

    "Modified: / 27-09-2018 / 15:26:50 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

valueString

        | result registers |

        result := debugger send: (GDBMI_data_list_register_values new arguments: (Array with: '--thread' with: frame thread id with: '--frame' with: frame level with: 'r' with: register number)).

        registers := result propertyAt: #'register-values'.     

        self assert: registers size == 1.

        self assert: registers first register = register number.

    ] ifFalse: [

        changed value.

    ].

    "Created: / 10-09-2021 / 14:14:14 / Jan Vrany <jan.vrany@labware.com>"

    "Modified: / 10-09-2021 / 15:58:15 / Jan Vrany <jan.vrany@labware.com>"

! !

!GDBRegisterWithValue methodsFor:'initialization'!

setDebugger: aGDBDebugger

    super setDebugger: aGDBDebugger.

    changed := GDBTransientDataHolder debugger: debugger factory: [

        (frame notNil and:[frame isValid]) ifTrue:[

            | changes change |

            changes := frame registersChanges.

            change := changes detect:[:each | each number = self number ] ifNone:[ nil ].

                true

            ] ifFalse:[ 

                false

            ].

        ] ifFalse:[ 

            false

        ].

    ].

    "Created: / 27-09-2018 / 15:11:35 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

setFrame: aGDBFrame

    self setDebugger: aGDBFrame debugger.

    frame := aGDBFrame.

    "Created: / 26-09-2018 / 22:25:39 / Jan Vrany <jan.vrany@fit.cvut.cz>"

    "Modified: / 27-09-2018 / 15:31:36 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

setRegisterFrom: aDictionary

    self assert: register isInteger.

    self assert: (aDictionary includesKey: register).

    register := aDictionary at: register.

    "Created: / 26-09-2018 / 10:41:47 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!GDBRegisterWithValue methodsFor:'printing & storing'!

printOn:aStream

    "append a printed representation of the receiver to the argument, aStream"

    super printOn:aStream.

    aStream nextPut:$(.

    register isInteger ifTrue:[

        register printOn:aStream.

    ] ifFalse:[ 

        register name printOn:aStream.    

    ].

    aStream nextPutAll: ': '.

    aStream nextPut:$).

    "Modified: / 26-09-2018 / 10:48:31 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!GDBRegisterWithValue methodsFor:'private'!

_number: anInteger

    register := anInteger

    "Created: / 26-09-2018 / 10:39:14 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!GDBRegisterWithValue methodsFor:'queries'!

hasChanged

    "Return true, if the value of this register has changed since last

     'stop', false otherwise (i.e., when unchanged)"

    ^ changed value

    "Created: / 27-09-2018 / 16:01:16 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!GDBRegisterWithValue class methodsFor:'documentation'!

version_HG

    ^ '$Changeset: <not expanded> $'

! !