Compiler Package Application Note Call Walker
Contents
1. EHG 6 lt Added AHG 6 AHH i2 The fallin decries hen the use aparatas the following proceduras tor each symbol in the 1 Raade fale Torena wit 2 Edits the information as D E i SAAE tha ayabo aeaii information charwes the clack sre from 12 to 161 ait fies H e Note The merge feature is available in Call Walker version 1 3 or later REJ06J0067 0200 Rev 2 00 October 2009 Page 13 of 17 Compiler Package 2CENESAS Call Walker 7 Other Features e Output of a list Stack information can be output to a text file To select this feature Edit gt Output List e Search feature You can find the following two items from the call information view by specifying the desired target in the following dialog box The pass of maximum stack size Find Ei Gategory The pass of maximum stack size oneei 1 Pass with the maximum stack size 2 Symbol name To select this feature Edit gt Find Edit gt Find Next find the next item Edit gt Find Previous find the previous item e Setting the display format for the call information view You can use the following two commands to select the format for displaying stack sizes 1 Show Required Stack The largest stack size is shown at the top and the smallest stack size is shown at the bottom 2 Show Used Stack The smallest stack size is shown at the top and the largest stack size is shown at the bott2. gt Call Walker 3 Call Walker Window and Opening a File When you start Call Walker you open a desired stack information file sni or profile information file pro by choosing File gt Import Stack File You choose File gt Open to open an existing edited file cal When you open a file the following window appears Note When the SuperH or H8 family compiler is in use the stack size for assembler functions other than those in the standard library is shown as 0 See section 4 Editing Stack Information and set the appropriate stack size Tool bar iA cample cal Gall Walker r Mi Eile Edt Wem Too Help D Gd E 8 a oy B Samplecal Max 592 3 Source oo fH sbrk 0 fF test 1 OxfO000000 Eh te _INITOTHERLIB 0 FS test22 Ox00000000 EH srand 03 x 000000000 0 Test3 cb EH UINITSCT 403 EH subi 0x000020e4 56 28 sublobj S u main 592 EJ _Fecursive ox00002090 6 8 Recursive eo ee E NiceRout 000002058 56 8 NiceRoutin AR test 03 EG subl 552 A subl1 524 ob B EJ NiceRoutine 520 3 aa oll TTRONT 1003 ATMOS TTRON2 512 wo RIE TTRONG 300 2 i4 Ea of Aa 93 BAIE Find Stack size a A For Help press FI Call information View Statesbar Left comer The explanation indication of each function Center frame CPU information in dication Right corner Symbol reference information Symbol details View
3. E To select this feature Tool gt User Library Options Note Specifying the amount of stack usage by the user library is available with Call Walker Ver 2 00 or later REJ06J0067 0200 Rev 2 00 October 2009 Page 15 of 17 Compiler Package 2CENESAS Call Walker Website and Support Renesas Technology Website http www renesas com Inquiries http www renesas com inquiry csc renesas com Revision Record Description Rev Date Page Summary 1 00 Jan 23 09 First edition issued 2 00 Oct 01 09 1 2 6 7 11 15 RX family added New features of Call Walker Ver 2 00 added REJ06J0067 0200 Rev 2 00 October 2009 Page 16 of 17 Compiler Package lt CENESAS Call Walker Notes regarding these materials 1 This document is provided for reference purposes only so that Renesas customers may select the appropriate Renesas products for their use Renesas neither makes warranties or representations with respect to the accuracy or completeness of the information contained in this document nor grants any license to any intellectual property rights or any other rights of Renesas or any third party with respect to the information in this document 2 Renesas shall have no liability for damages or infringement of any intellectual property or other rights arising out of the use of any information in this document including but not limited to product data diagrams charts programs algorithms and application circuit e
4. 17 Compiler Package 2CENESAS Call Walker Call Walker reads the stack information files sni that are output by the linkage editor or the profile information files pro that are output by the simulator debugger for the SuperH H8 or RX family only Call Walker also displays the sizes of the stacks that are used statically Although the sizes of the stacks used by assembly language programs cannot be output to stack information files you can add the information by using the editing feature and obtain the sizes of the stacks used in the entire system Once you edit information about the sizes of the used stacks you can save the modified information in a call information file cal or read the modified information from the file You can also merge multiple call information files 1 Creating a Stack Information File 1 1 When the SuperH H8 or RX Family Compiler is in Use Follow the procedure below to create a stack information file or a profile information file e How to create a stack information file sn1 To create a stack information file select the following option in the Link Library page SuperH RISC engine Standard Toolchain Configuration C C Assembly Link Library Standard Library CPU 4 gt Category Other ey All noade Projects Miscellaneous options i es test C source file C source file F Assembly source file i Linkage sumbat fle Low memor ute during linkage D
5. REJ06J0067 0200 Rev 2 00 October 2009 Page 4 of 17 Compiler Package 2CENESAS Call Walker e Call information view This view shows the link hierarchy of the symbols The number on the right of each symbol name indicates the required stack size 1 Details about the symbols The icon on the left of each symbol name indicates the type of the symbol The following types are available File being edited Assembler EH C C function t Direct or indirect recursive functions a Direct recursive function This icon indicates that the indicated function directly calls itself Example void funclint x tt n _func Recursive ifix OFF funcix ifix MAK return b Indirect recursive function This icon also indicates that the indicated function indirectly calls itself Example Ji funcitint a EH funci 0x00000008 f ar i uncet10 mt func Recursive void func tint b funcl gi 885 RTOS function symbol for an RTOS such as ITRON REJ06J0067 0200 Rev 2 00 October 2009 Page 5 of 17 Compiler Package Call Walker F Unknown reference source function In the following example the func1 function calls the Undef function However if the Undef function really does not exist this icon is displayed for the Undef function Calling a non existing function results in a linkage error However by using the change_ message link option you can change error messages to war
6. Renesas makes no representations warranties or guaranties regarding the suitability of its products for any particular application and specifically disclaims any liability arising out of the application and use of the information in this document or Renesas products 7 With the exception of products specified by Renesas as suitable for automobile applications Renesas products are not designed manufactured or tested for applications or otherwise in systems the failure or malfunction of which may cause a direct threat to human life or create a risk of human injury or which require especially high quality and reliability such as safety systems or equipment or systems for transportation and traffic healthcare combustion control aerospace and aeronautics nuclear power or undersea communication transmission If you are considering the use of our products for such purposes please contact a Renesas sales office beforehand Renesas shall have no liability for damages arising out of the uses set forth above 8 Notwithstanding the preceding paragraph you should not use Renesas products for the purposes listed below 1 artificial life support devices or systems 2 surgical implantations 3 healthcare intervention e g excision administration of medication etc 4 any other purposes that pose a direct threat to human life Renesas shall have no liability for damages arising out of the uses set forth in the above and purchasers who elect to use R
7. TPUS KH INTIRQ Source file _User_Program objl Ox0000082c 000000480 Ox0000082e 0x00000428 0x00000806 0x00000800 O0x00000000 Ox0000085a 000000400 000000808 000000804 000000802 000000000 Ox00000460 0x0000043a GallWalker2 obj intpre obj sbrk obj intpre obj GallWalker2 obj GallWalker2 obj CallWalker2 obj resetpre obj CallWalker2 obj CallWalker2 obj CallWalker2 obj CallWalker2 obj intpre obj intpre obj Ox000000C Ox000000C 0x000000C Ox000000C Ox000000C Ox000000C 0x000000 Ox000000C Ox000000C Ox000000C Ox000000C Ox000000C OxO00000 b Available symbol list REJ06J0067 0200 Rev 2 00 October 2009 Page 9 of 17 Compiler Package 2CENESAS Call Walker e Modify command Select the symbol whose information you want to change and click the Modify command The following dialog box appears You can modify several information items Symbol Symbol name sub Category A fG Function Symbol categor Attributes Address Runtime library OxO0000806 Created by optimization SIZE Interrupt Symbol I Static OxQ0000002 attributes P Virtual Stack size Use local stack 000000004 Source file Callwalkerz obj Object file name Cancel e Delete command To delete the symbols that are unnecessary for determining the stack size select such a symbol in the left or nght view and click t
8. To our customers Old Company Name in Catalogs and Other Documents On April 1 2010 NEC Electronics Corporation merged with Renesas Technology Corporation and Renesas Electronics Corporation took over all the business of both companies Therefore although the old company name remains in this document it is a valid Renesas Electronics document We appreciate your understanding Renesas Electronics website http www renesas com April 1 2010 Renesas Electronics Corporation Issued by Renesas Electronics Corporation http Awww renesas com Send any inquiries to hitp www renesas com inquiry CENESAS 8 10 11 12 Notice All information included in this document is current as of the date this document is issued Such information however is subject to change without any prior notice Before purchasing or using any Renesas Electronics products listed herein please confirm the latest product information with a Renesas Electronics sales office Also please pay regular and careful attention to additional and different information to be disclosed by Renesas Electronics such as that disclosed through our website Renesas Electronics does not assume any liability for infringement of patents copyrights or other intellectual property rights of third parties by or arising from the use of Renesas Electronics products or technical information described in this document No license express implied or otherwise is granted
9. Walkerz nop OxO000008 Ox00000002 Ox00000004 Callhwalk erz PowerlQh Ox000004 Ox00000016 OxQU000004 resetpre ob play OxO00008 Ox00000002 Ox00000004 CallWalkerz stop OxO000008 Ox00000002 Ox00000004 CallWalkerz 3 INT Teall I OxQU0004 Ox0QO000002 Ox00000004 intpre aby 3 INT TM I Ox000004 OxQ0000002 Ox00000004 intpre ob feu INT Tram T MANANA ANNAN ANNAN itr nhi This view shows the address attributes stack size and other details about each symbol Click a symbol and then right click to execute editing commands e Status bar For Help press F1 SH 4 Find Stack size A The status bar shows the CPU type and other information about the stack information file at the time of creation that is currently open e Maximum stack size f main Ox00000006 3 Max indicates the maximum size of the statically used stack in the currently open stack information file e Standard library version selection for the SuperH or H8 family compiler Standard Library Version Standard library SH_VE Select the standard library version that is used when you create the currently open stack information file The stack size used by the assembler functions in the standard library is determined by the version of the standard library Note You do not need to select any version when the M16C R8C or RX family compiler is in use Any selection doesn t influence REJ06J0067 0200 Rev 2 00 October 2009 Pa
10. ain use conditions Further Renesas Electronics products are not subject to radiation resistance design Please be sure to implement safety measures to guard them against the possibility of physical injury and injury or damage caused by fire in the event of the failure of a Renesas Electronics product such as safety design for hardware and software including but not limited to redundancy fire control and malfunction prevention appropriate treatment for aging degradation or any other appropriate measures Because the evaluation of microcomputer software alone is very difficult please evaluate the safety of the final products or system manufactured by you Please contact a Renesas Electronics sales office for details as to environmental matters such as the environmental compatibility of each Renesas Electronics product Please use Renesas Electronics products in compliance with all applicable laws and regulations that regulate the inclusion or use of controlled substances including without limitation the EU RoHS Directive Renesas Electronics assumes no liability for damages or losses occurring as a result of your noncompliance with applicable laws and regulations This document may not be reproduced or duplicated in any form in whole or in part without prior written consent of Renesas Electronics Please contact a Renesas Electronics sales office if you have any questions regarding the information contained in this document or Renesas Electronic
11. document are detached from the products to which the Renesas products are attached or affixed the risk of accident such as swallowing by infants and small children is very high You should implement safety measures so that Renesas products may not be easily detached from your products Renesas shall have no liability for damages arising out of such detachment 12 This document may not be reproduced or duplicated in any form in whole or in part without prior written approval from Renesas 13 Please contact a Renesas sales office if you have any questions regarding the information contained in this document Renesas semiconductor products or if you have any other inquiries 2009 Renesas Technology Corp All rights reserved REJ06J0067 0200 Rev 2 00 October 2009 Page 17 of 17
12. enesas products in any of the foregoing applications shall indemnify and hold harmless Renesas Technology Corp its affiliated companies and their officers directors and employees against any and all damages arising out of such applications 9 You should use the products described herein within the range specified by Renesas especially with respect to the maximum rating operating supply voltage range movement power voltage range heat radiation characteristics installation and other product characteristics Renesas shall have no liability for malfunctions or damages arising out of the use of Renesas products beyond such specified ranges 10 Although Renesas endeavors to improve the quality and reliability of its products IC products have specific characteristics such as the occurrence of failure at a certain rate and malfunctions under certain use conditions Please be sure to implement safety measures to guard against the possibility of physical injury and injury or damage caused by fire in the event of the failure of a Renesas product such as safety design for hardware and software including but not limited to redundancy fire control and malfunction prevention appropriate treatment for aging degradation or any other applicable measures Among others since the evaluation of microcomputer software alone is very difficult please evaluate the safety of the final products or system manufactured by you 11 In case Renesas products listed in this
13. esas Electronics does not warrant that such information is error free Renesas Electronics assumes no liability whatsoever for any damages incurred by you resulting from errors in or omissions from the information included herein Renesas Electronics products are classified according to the following three quality grades Standard High Quality and Specific The recommended applications for each Renesas Electronics product depends on the product s quality grade as indicated below You must check the quality grade of each Renesas Electronics product before using it in a particular application You may not use any Renesas Electronics product for any application categorized as Specific without the prior written consent of Renesas Electronics Further you may not use any Renesas Electronics product for any application for which it is not intended without the prior written consent of Renesas Electronics Renesas Electronics shall not be in any way liable for any damages or losses incurred by you or third parties arising from the use of any Renesas Electronics product for an application categorized as Specific or for which the product is not intended where you have failed to obtain the prior written consent of Renesas Electronics The quality grade of each Renesas Electronics product is Standard unless otherwise expressly specified in a Renesas Electronics data sheets or data books etc Standard Computers office equ
14. ge 7 of 17 Compiler Package 2CENESAS Call Walker 4 Editing Stack Information While a file is open you can select a desired symbol name from the detailed symbol view on the right to add change or delete the symbol using the Add Modify or Delete command in the Edit menu You can also perform the same operations by right clicking in the detailed symbol view Although this tool calculates the maximum size of the statically used stack the user needs to edit the information file to determine the maximum size of the dynamically used stack due to multiple interrupts and other reasons You can change the positions of symbols by dragging and dropping the desired symbol in the call information view on the left When you move or edit a symbol a check mark appears next to the corresponding symbol in the call information view in the left w abort t 000000004 a Tte Undef lt 000000004 The following sections describe the available commands REJ06J0067 0200 Rev 2 00 October 2009 Page 8 of 17 CENESAS Compiler Package Call Walker e Add command 1 Adding an existing symbol When you click the Add command the following dialog box appears The list on the right shows the symbols in the current file To add an existing symbol select a desired symbol from the list and click the OK button Add 2 x Symbol list Symbol Address Source Stack si 4 I New symbol Symual abor
15. he Delete command REJ06J0067 0200 Rev 2 00 October 2009 Page 10 of 17 Compiler Package 2CENESAS Call Walker 5 Stack Area Size of Assembly Program The content of this chapter is for SuperH H8 and RX family compilers This content cannot be applied for the M16C or R8C family compiler Unlike by C C program the stack area size used by assembly program cannot be calculated automatically in assembling Therefore the stack area size used by assembly functions should be edited by using Call Walker But the stack area size is specified in the assembly function by using STACK directive Call Walker displays the value specified by STACK directive e Description of STACK directive Defines the stack amount for a specified symbol referenced by using Call Walker The stack value for a symbol can be defined only one time the second and later specifications for the same symbol are ignored A multiple of 2 in the range from H 00000000 to H FFFFFFFE can be specified for the stack value and any other value is invalid The stack value must be specified as follows A constant value must be specified e Forward reference symbol external reference symbol and relative address symbol must not be used e Specification Method of STACK assembler directive sSTACK lt symbol gt lt stack value gt e Example of assembly program EXPORT _asm_symbol pon LION P CODE ALIGN 4 _asm_symbol STACK _asm_symbol 88 Stack Si
16. hereby under any patents copyrights or other intellectual property rights of Renesas Electronics or others You should not alter modify copy or otherwise misappropriate any Renesas Electronics product whether in whole or in part Descriptions of circuits software and other related information in this document are provided only to illustrate the operation of semiconductor products and application examples You are fully responsible for the incorporation of these circuits software and information in the design of your equipment Renesas Electronics assumes no responsibility for any losses incurred by you or third parties arising from the use of these circuits software or information When exporting the products or technology described in this document you should comply with the applicable export control laws and regulations and follow the procedures required by such laws and regulations You should not use Renesas Electronics products or the technology described in this document for any purpose relating to military applications or use by the military including but not limited to the development of weapons of mass destruction Renesas Electronics products and technology may not be used for or incorporated into any products or systems whose manufacture use or sale is prohibited under any applicable domestic or foreign laws or regulations Renesas Electronics has used reasonable care in preparing the information included in this document but Ren
17. ipment communications equipment test and measurement equipment audio and visual equipment home electronic appliances machine tools personal electronic equipment and industrial robots High Quality Transportation equipment automobiles trains ships etc traffic control systems anti disaster systems anti crime systems safety equipment and medical equipment not specifically designed for life support Specific Aircraft aerospace equipment submersible repeaters nuclear reactor control systems medical equipment or systems for life support e g artificial life support devices or systems surgical implantations or healthcare intervention e g excision etc and any other applications or purposes that pose a direct threat to human life You should use the Renesas Electronics products described in this document within the range specified by Renesas Electronics especially with respect to the maximum rating operating supply voltage range movement power voltage range heat radiation characteristics installation and other product characteristics Renesas Electronics shall have no liability for malfunctions or damages arising out of the use of Renesas Electronics products beyond such specified ranges Although Renesas Electronics endeavors to improve the quality and reliability of its products semiconductor products have specific characteristics such as the occurrence of failure at a certain rate and malfunctions under cert
18. isplays total section size a User defined options Absolute F elocatable Library Options LinkLibrary noprelink rom D F nomessage list COMFIGDIRJE PROJECT MAME J map Hooptimize In this dialog box Choose the Link Library tab Then select Other in the Category list and select Stack information output in the Miscellaneous options list Command line STACk REJ06J0067 0200 Rev 2 00 October 2009 Page 2 of 17 Compiler Package 2CENESAS Call Walker e How to create a profile information file pro Use the profile feature to execute a desired user program When you complete executing the user program right click on the Profile window to save the profile information and create a profile information file pro For details about how to create profile information see section Viewing the Profile Information in the Simulator Debugger User s Manual Profile window View gt Performance gt Profile Funceion Variable Cycle PowerOW Reset SAH ies _ heap area Wie Pranje iar 4 __ BTBL Enable Profiler __4DTBL Mot trace the function call __INITSCT Setting pls sMULDS3 ae co s CEREA Eind Clear Data Fito mation Files Juiput Profile v Allow Docking Hide 1 2 When the M16C or R8C Family Compiler is in Use If you build and link by High performance Embedded Workshop the stack information file sni is always created without any setting However when co
19. ll Walker Select and choose the Open button stack File ee Look in E Debug oe Se File narne Files or type Stack Files sni or Profiles pro Cancel IY Merge specified file REJ06J0067 0200 Rev 2 00 October 2009 Page 12 of 17 QE NESAS Compiler Package Call Walker 6 The information of func2 is added while keeping the stack size of func1 changed in step 3 This is merging of stack information E ae al Max Dx lt OOO00102 ar funel Ox00000100 JT fune Ox00000002 3 If you do not select the Merge specified file check box in step 5 the stack size of funcl changed in step 3 returns to the previous value e Detailed merge options You can change the method of merging Five methods are available For details about merge methods read Description in the following dialog box To select this feature Tools gt Merge Option aa Merge type calling information amp effects symbol detailed information Add ll symbols to tle amp Eden file Sampla view gt Opened Editing file Merged file Resul Z Samplecel i Max 36 Samplecsl Mar 48 Semolecal bix 40 H A 36 Jf A i4 AA 44 0 8 16 lt Mocdified SWB 2a THB 124 D CB lt Deleted Ce i83 O toe D iB lt Movred EHO ta E 82 HO ta AWE t2 E LHD ta E 2 Deleted Ei F 18 lt Moditied DJE 2 HAAF 14 AWE lt 2 in OF C14 HE i2 H 2 lt Added THE 2
20. mpiling you should specify finfo option If finfo option is not specified the stack information file cannot have necessary information If you build and link without High performance Embedded Workshop you should use gensni which is the tool generating a stack information file You can execute gensni by command prompt in Windows gensni inputs the absolute module file x30 and outputs the stack information file Example Creating stack information file test sni from absolute module file test x30 gt gensni test x30 Notes 1 When the M16C or R8C family compiler is in use you can not use a profile information file 2 The version of each products that can use Call Walker is as follows e C Compiler Package for M16C Series and R8C Family M3T NC30WA V 5 42 Release 00 or later e C Compiler Package for M32C Series M3T NC308WA V 5 41 Release OO or later e C Compiler Package for R32C Series Any version can be used REJ06J0067 0200 Rev 2 00 October 2009 Page 3 of 17 Compiler Package 2CENESAS Call Walker 2 Starting Call Walker You can start Call Walker in two ways e From the Start menu Choose Programs gt Renesas High performance Embedded Workshop gt Call Walker e From High performance Embedded Workshop Choose Tools gt Renesas Call Walker Note When the M16C or R8C family compiler is in use the path to Call Walker in the start menu is as follows Programs gt Renesas gt Package name
21. ning messages You can create load modules even if warning messages exist Therefore you can create stack information files as well Example ne funeltvoid unc Ox00000004 Undef 0 cof ndet OxO0000000 x Function with unresolved reference address This icon is displayed when the indicated function is called from a table as shown below Example static int key 3 main Ox00000008 3 Inop stop play HJ func Ox00000004 3 a ne a Be 0x00000000 3 Ctkey Lal ia f Abbreviation icon This tool displays all the link levels If the user application is large the number of link levels to be displayed is enormous Therefore only the first symbols are displayed and other same symbols are abbreviated using the abbreviation icon To show all the symbols choose View gt Show All Symbols To show part of the symbols choose View gt Show Simple Symbols Example Show All Symbols Show Simple Symbols main t Ox00000006 7 main Ox00000006 ET RTOS handler fit RTOS task function Variadic function REJ06J0067 0200 Rev 2 00 October 2009 Page 6 of 17 Compiler Package 2CENESAS Call Walker e Detailed symbol view oy ribo Atte Address size stack size Source INT Tal I Ox000004 Ox00000002 Ox00000004 intpre oby _abort OxO000008 Ox00000002 Ox00000004 CallWalkerz _sbrk OxO00008 Ox0000002 Ox00000008 sbrk oby sub Ox000008 Ox00000002 Ox00000004 Call
22. om To select this feature View gt Show Required Stack or Show Used Stack REJ06J0067 0200 Rev 2 00 October 2009 Page 14 of 17 Compiler Package 2CENESAS Call Walker e Specifying the expansion level of symbols in the call information view You can select either of the following two options to determine the expansion level for the child symbols of the selected symbol f Expansion Level 4 e Expand all Cancel 1 Expansion Level The child symbols will be expanded up to the specified level 2 Expand All All child symbols of the selected symbol will be expanded To select this feature View gt Expand Note Specifying the expansion level of symbols in the call information view is available with Call Walker Ver 2 00 or later e Specifying the amount of stack usage by the user library This feature replaces the current stack sizes of symbols with those in the specified stack information file being loaded and updates the display The following dialog box allows you to specify a user library stack information file and the amount of stack usage ULIB cew CA orkspace USERDATAULIb cew Renove Mowe Up Move Marr Eraile All Disable All Description Precondition Both libl csv and lib cey are checked lib cev stands above lib cev in list File content lib1 cey lib cs Display Module Display Module a 10 b 30 a 20 lt Omitted b 40 lt Omitted
23. s products or if you have any other inquiries Note 1 Renesas Electronics as used in this document means Renesas Electronics Corporation and also includes its majority owned subsidiaries Note 2 Renesas Electronics product s means any product developed or manufactured by or for Renesas Electronics CENESAS APPLICATION NOTE Compiler Package Call Walker This document explains usage and notes of the Call Walker The Call Walker is a stack information analysis tool bundled to Renesas Compiler Package for SuperH H8 M16C R8C and RX families Contents 1 Creating a Stack Information File sic secdecsccee cececteasccdeesesdeneesesceiecndectencetseecateatenddddodecddaeaeded ddcetedesedeetanceees 2 2 Stating Cal Walker cece sat ezine te eis seat wcinvn desea peedusis benctemaseo edn aii EEEE DiE Eia 4 3 Call Walker Window and Opening a File ccccecceeecceeeceeeeeeeeeeeeeeaeeeeeeeeeeesssaaeeeseeeeseeseeaeeeeeeeeessaas 4 4 Editing Stack Information eee ccccceececeecceeseeeeeeaeeeceeecaaeeeeeeeceesseeeeessasseceeeseeaseeeessaaecesessaeeeeeeesaageeeees 8 5 Stack Area Size of Assembly PrOQraMm ccccccccsssssseecceeeeeeaeeesseceeeeeesaeeeeceeeesseeeaaseeeeeeesessaaageeeeees 11 6 Merging tack NMOL ersan soca e acenescssvoncen ns stecincasesaeenteosuinsa oasgasanonceessessceeoeesiens 12 Dr OUNCES A A nes tcaam te clgur savas ana yaeete pap E E 14 REJ06J0067 0200 Rev 2 00 October 2009 Page 1 of
24. t O _abort a KH INT_CMIB1_TMR1 Gateeory FO _sbrk C C Function Attributes ddress 0x0000082c Bontime library M Greated by optimization lnterrupt Static virtual F Use local stack K INT_TGI3B_TPUS K INT IRS Source Tile CallWalker2 obj 2 Adding a new symbol 0x0000082c 0x00000480 Ox0000082e 0x00000428 Ox00000806 0x00000800 ox00000000 Ox0000085a 0x00000400 0x00000808 ox00000804 Ox00000802 Ox00000000 0x00000460 Ox0000043a CallWalker2 ob intpre ob sbrk obj intpre obj CallWalker2 obj CallWalker2 obj CallwWalker2 obj resetpre obj CallWalker2 obj GallWalker2 obj CallWalker2 obj CallWalker2 obj intpre obj intpre obj Ox000000C Ox000000C OxO000000C 0x000000C 0x000000C Ox000000C Ox000000C Ox000000C Ox000000C Ox000000C Ox000000C Cancel When you select the New symbol check box on the left you can create a new symbol At the same time you can define the symbol name symbol category attributes address stack size and other details Symual list 2 x Symbol Address Source Stack si a K abort 3 INT_CMIB1_TMRI1 User Funct ion Category c7 C Function Attributes T Runtime library I Created by optimization Interrupt Static T Virtual Use local stack Address 0x00000840 n Size 0x0000001 a Stack size ox00000008 2 _Undef 3 INT_TGISB_
25. xamples 3 You should not use the products or the technology described in this document for the purpose of military applications such as the development of weapons of mass destruction or for the purpose of any other military use When exporting the products or technology described herein you should follow the applicable export control laws and regulations and procedures required by such laws and regulations 4 All information included in this document such as product data diagrams charts programs algorithms and application circuit examples is current as of the date this document is issued Such information however is subject to change without any prior notice Before purchasing or using any Renesas products listed in this document please confirm the latest product information with a Renesas sales office Also please pay regular and careful attention to additional and different information to be disclosed by Renesas such as that disclosed through our website http www renesas com 5 Renesas has used reasonable care in compiling the information included in this document but Renesas assumes no liability whatsoever for any damages incurred as a result of errors or omissions in the information included in this document 6 When using or otherwise relying on the information in this document you should evaluate the information in light of the total system before deciding about the applicability of such information to the intended application
26. ze of the _asm_symbol function is 88 RIS NOP END Displayed Example by Call Walker As the following example the stack area size used by _asm_symbol function is displayed 88 in Call Walker call stack cal t Max 98 RY PowerON_Reset_PC 98 3 As JINITSOT 24 3 2 H main 88 3 KH funci 88 KY asm symbol 88 e Notes 1 STACK assembler directive can only make Call Walker display stack size and does NOT affect the behavior of program 2 This assembler directive is supported by SuperH RISC engine Assembler Ver 7 00 H8S H8 300 Series Assembler Ver 6 01 RX Family Assembler V 1 00 Release 00 and later versions REJ06J0067 0200 Rev 2 00 October 2009 Page 11 of 17 Compiler Package 2CENESAS Call Walker 6 Merging Stack Information You can merge a stack information file that is saved or being edited with another stack information file By doing so the edited stack information is not overwritten by the post build stack information e Merge example 1 Contents of test c void maintyvoid funcltj 2 Open a stack information file from Call Walker a 3 Change the contents of the file change the stack size of funcl to 100 SeeeiBtestcal Max Ox00000102 main lt Ox00000102 funcl Ox00000100 3 4 Change the contents of test c and perform build add a call for func2 void maintvoaid funcit i funczty 5 Open test sni while test cal is open in Ca
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