ARM Assembly Language Tools v18.1.0.LTS Users Guide (Rev. U)
The ARM Assembly Language Tools User's Guide explains how to use the following Texas Instruments. Code Generation object file tools: • Assembler. • Archiver.
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The PRU Assembly Language Tools User's Guide explains how to use the following Texas Instruments. Code Generation object file tools: • Assembler. • Archiver.
ARM Assembly Language Tools v20.2.0.LTS Users Guide (Rev. Y)
The ARM Assembly Language Tools User's Guide explains how to use the following Texas Instruments. Code Generation object file tools: • Assembler. • Archiver.
TMS320C6000 Assembly Language Tools v8.2.x Users Guide (Rev
The TMS320C6000 Assembly Language Tools User's Guide explains how to use the following Texas. Instruments Code Generation object file tools: • Assembler.
16-Bit Language Tools Libraries
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The TMS320C28x Assembly Language Tools User's Guide explains how to use the following Texas Instruments. Code Generation object file tools: • Assembler.
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ARMAssemblyLanguageToolsv18.1.0.LTS
www.ti.com www.ti.com www.ti.com www.ti.com www.ti.com www.ti.com www.ti.com www.ti.com www.ti.com {printf("helloworld\n");}B,bSuffix - binaryintegerH,hSuffix - hexadecimalintegerLSBLeastsignificantbitMSBMostsignificantbit0xPrefix - hexadecimalintegerQ,qSuffix - octalinteger
RelatedDocumentationFromTexasInstrumentswww.ti.com14SPNU118U-January2018SubmitDocumentationFeedbackCopyright©2018,TexasInstrumentsIncorporatedReadThisFirstRelatedDocumentationFromTexasInstrumentsSeethefollowingresourcesforfurtherinformationabouttheTICodeGenerationTools:•TexasInstrumentsWiki:Compilertopics•TexasInstrumentsE2ECommunity:CompilerforumYoucanusethefollowingbookstosupplementthisuser'sguide:SPNU151 - ARMOptimizingC/C++CompilerUser'sGuide.DescribestheARMC/C++compiler.ThisC/C++compileracceptsANSIstandardC/C++sourcecodeandproducesassemblylanguagesourcecodefortheARMplatformofdevices.SPNU134 - TMS470R1xUser'sGuide.DescribestheTMS470R1xRISCmicrocontroller,itsarchitecture(includingregisters),ICEBreakermodule,interfaces(memory,coprocessor,anddebugger),16-bitand32-bitinstructionsets,andelectricalspecifications.Trademarks
C/C++ source files C/C++ compilerAssembler
sourceAssembler
Executable
object fileDebugging
toolsLibrary-build utilityRun-time-
support libraryArchiver
Archiver
Macro libraryAbsolute lister
Hex-conversion
utilityCross-reference
listerObject file utilitiesARMLinker
Macro source filesObject
files EPROM programmerLibrary of
object filesC/C++ name
demangling utilityObject file
.bss .data .text RAMEEPROM
ROMTarget memory
.data file1 (.bss) file2 (.bss) file1 (.data) file2 (.data) file1 (.text) file2 (.text)InitExecutable
object module Init (named section) .datafile1.obj .text .bssTables
(named section) .datafile2.obj .text .bssMemory map
Tables
InitTablesSpace for
variables (.bss)Initialized
data (.data)Executable
code (.text) ldb*a3++,b5subb0,1,b0;decrementcounter copy_done:C auto init
table and data (ROM) .data uninitialized (RAM) Boot routine .cinit sectionLoaderObject file Memory
.data section (initialized) (RAM) .data sectionLoaderObject file Memory
C/C++ source files C/C++ compilerAssembler
sourceAssembler
Executable
object fileDebugging
toolsLibrary-build utilityRun-time-
support libraryArchiver
Archiver
Macro libraryAbsolute lister
Hex-conversion
utilityCross-reference
listerObject file utilitiesARMLinker
Macro source filesObject
files EPROM programmerLibrary of
object filesC/C++ name
demangling utilityWindows:c:\tools\files\copy.asm
4.6.3.1OperandSyntaxesforInstructionsTheassemblerallowsyoutospecifythatanoperandshouldbeusedasanaddress,animmediatevalue,anindirectaddress,aregister,ashiftedregister,oraregisterlist.Thefollowingrulesapplytotheoperandsofinstructions.•#prefix - theoperandisanimmediatevalue.Usingthe#signasaprefixcausestheassemblertotreattheoperandasanimmediatevalue.Thisistrueeveniftheoperandisaregister;theassemblertreatstheregisterasavalueinsteadofusingthecontentsoftheregister.Forexample:Label:ADDR1,R1,#123;Add123(decimal)tothevalueofR1andplacetheresultinR1.•Squarebrackets - theoperandisanindirectaddress.Iftheoperandisenclosedinsquarebrackets,theassemblertreatstheoperandasanindirectaddress;thatis,itusesthecontentsoftheoperandasanaddress.Indirectaddressesconsistofabaseandanoffset.Thebaseisspecifiedbyaregisterandisformedbytakingthevalueintheregister.Theoffsetcanbespecifiedbyaregister,animmediatevalue,orashiftedregister.Furthermore,theoffsetcanbedesignatedasoneofthefollowing:
www.ti.comSourceStatementFormat51SPNU118U-January2018SubmitDocumentationFeedbackCopyright©2018,TexasInstrumentsIncorporatedAssemblerDescriptionTheoffsetcanbeaddedtoorsubtractedfromthebase.Thefollowingareexamplesofinstructionsthatuseindirectaddressesasoperands:A:LDRR1,[R1];LoadfromaddressinR1intoR1.LDRR7,[R1,#5];FormaddressbyaddingthevalueinR1to5.LoadfromaddressintoR7.STRR3,[R1,-R2];FormaddressbysubtractingthevalueinR2fromthevalueinR1.StorefromR3;tomemoryataddress.STRR14,[R1,+R3,LSL#2];FormaddressbyaddingthevalueinR3shiftedleftby2tothevalueinR1.;StorefromR14tomemoryataddress.LDRR1,[R1],#5;LoadfromaddressinR1intoR1,thenadd5totheaddress.STRR2,[R1],R5;StorevalueinR2intheaddressinR1,thenaddthevalueinR5totheaddress.•!suffix - write-backtoregister.Ifyouusethe!signasasuffix,theassemblerwritesthecomputedaddressbacktothebaseregister.Write-backtoregisterisusedonlywiththeindirectaddressingmodesyntax.Thisisanexampleofaninstructionusingthewritebacktoregistersuffix:LDRR1,[R4,#4]!;FormaddressbyaddingthevalueinR4to4.LoadfromthisaddressintoR1,;thenreplacethevalueinR4withtheaddress.•^suffix - setSbit.Ifyouusethe^signasasuffix,theassemblersetstheSbit.TheresultingactiondependsonthetypeofinstructionbeingexecutedandwhetherR15isinthetransferlist.Formoreinformation,seetheLDMandSTMinstructionsintheTMS470R1xUser'sGuide.LDMIASP,{R4-R11,R15}^;LoadregistersR4throughR11andR15frommemoryatSP.LoadCPSRwithSPSR.•Shiftedregisters.Ifaregistersymbolisfollowedbyashifttype,thecomputedvalueisthevalueintheregistershiftedaccordingtothetypeasdefinedbelow:LSL
LSR ASL ASR ROR 3.14 3. -0.314e13 +314.59e-2 $$strtod("0x1.234p-5") $$strtod("NaN") $$strtod("Inf") .byteSYM2*SYM2;Unequalvalues.endif .byteSYM1;Greaterthan.endif .byteSYM4+SYM4;Equalvalues.endifR0A1R8V5
R1A2R9V6
R2A3R10V7
R3A4R11V8
R4V1R12V9,IPR5V2R13SP
R6V3R14LR
R7V4,APR15PC
(1)OperatorDescription (2)1+ %MultiplicationDivision
Modulo
3+ -AdditionSubtraction
4<<>>ShiftleftShiftright5<
absoluterelocatablerelocatableillegal absoluteexternalexternalillegal relocatablerelocatableillegalabsolute (1)relocatableexternalillegalillegal externalabsoluteexternalexternal externalrelocatableillegalillegal externalexternalillegalillegal1 00000000 .state32
2.copy !mac1.inc!
A 1 to16 .macro
A 2ADD r0, pc, #1
A 3BX r0
A 4.state16
A 5A 6.endm
34.global __stack
5 ;***********************************************
6 ;* DEFINE THE USER MODE STACK **
7 ;***********************************************
8 00000200 STACKSIZE .set 512
9 00000000 __stack: .usect !.stack!, STACKSIZE, 4
10 ;***********************************************
11 ;* INTERRUPT VECTORS **
12 ;***********************************************
13.global reset
14 00000000 .sect !.intvecs!
1516 00000000EAFFFFFE" B reset
17 0000000400000000 .word 0
18 0000000800000000 .word 0
19 0000000c00000000 .word 0
20 0000001000000000 .word 0
21 0000001400000000 .word 0
22 0000001800000000 .word 0
23 0000001c00000000 .word 0
2425 00000000 .text
26.global dispatch
27.global reset
28 ;***********************************************
29 ;* RESET ROUTINE**
30 ;***********************************************
31 00000000 reset:
32;*####################################
33;* SET TO USER MODE
34;*####################################
35 00000000E10F0000 MRS r0, cpsr
36 00000004E3C0001F BIC r0, r0, #0x1F ; Clear modes
37 00000008E3800010 ORR r0, r0, #0x10 ; Set user mode
38 0000000cE129F000 MSR cpsr, r0
39Field 1 Field 2 Field 3 Field 4
Include file
letterLine number
40;*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
41;* CHANGE TO 16 BIT STATE
42;*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
43 00000010 to16
1 00000010E28F0001 ADD r0, pc, #1
1 00000014E12FFF10 BX r0
1 00000018 .state16
1 4445;*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
46;* INITIALIZE THE USER MODE STACK
47;*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
48 000000184802 LDR r0, stack
49 0000001a4685 MOV sp, r0
50 0000001c4802 LDR r0, stacksz
51 0000001e4485 ADD sp, r0
5253;*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
54;* DISPATCH TASKS
55;*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
56 00000020F7FF! BL dispatch
00000022FFEE
57 0000002400000000!stack .long __stack
58 0000002800000200 stacksz .long STACKSIZE
5960
61
Nesting level
numberField 1 Field 2 Field 3 Field 4
intm1;intm2;}X;Xsvar={1,2};Example4 .text topic 310 0 00
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 1 1 0 1 0 0
313029
0 0 028 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 0
0 0 0 0 1 0 0 1 0 0 0 1 1 0 1 0 0
310 1 122 21 20 19 180
0 0 1 0 0 0 1 0 0 0 0
310 1 128 27 26 25 24 230
0 0 1 0 0 0
313029
0 1 1 .field 3,3 .field 8,6 .field 16,5 .field 01234h,20 .field 01234h,323 bits
6 bits
5 bits
20 bits
02h 04hCurrent
SPC = 03h
New SPC = 04h
after assembling .align 2 directive2 bytes (a) Result of .align 2 08h 0ChCurrent
SPC = 0AhNew SPC = 0Ch
after assembling .align directive1 word (b) Result of .align without an argument17 bytes
reserved20 bytes
reservedRes_1 = 08h
Res_2 = 33h
.break .emsg.eval .fclist .fcnolist.length .mlist .mmsg.mnolist .sslist .ssnolist.var .width .wmsg4.asgR13,STACKPTR5.asg&,AND6
(sourcefile)byte.asm (firstcopyfile)word.asm (sourcefile)byte2.asm (firstcopyfile)word2.asm S E E E E E E E E E E E M M M M M M M M M M M M M M M M M M M M31 200
M M M M M M M M M M M M M M M M M M M M M M M M M M M M M M M M 0 31Legend:S = signE = exponent (11-bit biased)
M = mantissa (52-bit fraction)
.drnolist .asg1,x.loop3.evalx+1,x.endloop8.drnolist12.loop313.evalx+1,x14.endloop
.word0ADDparm1,r7,r8.endif
.endmMSG_EXR0MSG_EX
.ifAAAADDR0,R0,#1024.elseADDR0,R0,#1024*10.endif
.fcnolist .ifAAAADDR0,R0,#1024.elseADDR0,R0,#1024*10.endif
Listingfile:***ARM***
11.fcnolist12
1400000004E2800B01ADDR0,R0,#1024
310 0 00
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 0 0 0 0 1
311 1 00
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