ARM Compiler toolchain Using the Linker - ARM Information Center

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2.2 Linker command-line syntax 2.2.1 See also The command for invoking the linker is: armlink [options] [input-file-list] options Linker command-line options. Overview of the linker input-file-list A space-separated list of objects, libraries, or symbol definitions (symdefs) files. Reference • Linker command-line options listed in groups on page 2-5. Linker Reference: • input-file-list on page 2-87 • Chapter 2 Linker command-line options. ARM DUI 0474C Copyright © 2010-2011 ARM. All rights reserved. 2-4 ID080411 Non-Confidential
2.3 Linker command-line options listed in groups See the following command-line options in the Linker Reference: Overview of the linker Controlling library files and paths • --add_needed, --no_add_needed on page 2-6 • --add_shared_references, --no_add_shared_references on page 2-7 • --libpath=pathlist on page 2-96 • --library=name on page 2-97 • --library_type=lib on page 2-98 • --reduce_paths, --no_reduce_paths on page 2-129 • --runpath=pathlist on page 2-138 • --scanlib, --no_scanlib on page 2-141 • --search_dynamic_libraries, --no_search_dynamic_libraries on page 2-144 • --thumb2_library, --no_thumb2_library on page 2-172 • --userlibpath=pathlist on page 2-179. Controlling the linking of object files • --match=crossmangled on page 2-109 • --strict on page 2-156 • --strict_ph, --no_strict_ph on page 2-159 • --strict_relocations, --no_strict_relocations on page 2-160 • --sysroot=path on page 2-169 • --unresolved=symbol on page 2-176. Controlling the output • --base_platform on page 2-18 • --bpabi on page 2-24 • --combreloc, --no_combreloc on page 2-33 • --dll on page 2-49 • --ldpartial on page 2-94 • --output=file on page 2-114 • --partial on page 2-119 • --prelink_support, --no_prelink_support on page 2-125 • --reloc on page 2-132 • --shared on page 2-146 • --sysv on page 2-170. Specifying the image memory map • --autoat, --no_autoat on page 2-17 • --fpic on page 2-74 • --linker_script=ld_script on page 2-100 • --predefine="string" on page 2-123 • --ro_base=address on page 2-135 • --ropi on page 2-136 • --rosplit on page 2-137 • --rw_base=address on page 2-139 • --rwpi on page 2-140 • --scatter=file on page 2-142 • --split on page 2-154 ARM DUI 0474C Copyright © 2010-2011 ARM. All rights reserved. 2-5 ID080411 Non-Confidential
Page 1 and 2: ® ARM Copyright © 2010-2011 ARM.
Page 3 and 4: Contents ARM Compiler toolchain Usi
Page 5 and 6: Contents 7.15 Creating a symdefs fi
Page 7 and 8: Chapter 1 Conventions and feedback
Page 9 and 10: Chapter 2 Overview of the linker Th
Page 11: Concepts • Demand paging on page
Page 15 and 16: • --keep_protected_symbols on pag
Page 17 and 18: • --eager_load_debug, --no_eager_
Page 19 and 20: 2.5 What the linker outputs 2.5.1 S
Page 21 and 22: Chapter 3 Linking models supported
Page 23 and 24: 3.2 Bare-metal linking model 3.2.1
Page 25 and 26: Linking models supported by armlink
Page 27 and 28: 3.5.1 See also • There are restri
Page 29 and 30: 3.7 Concepts common to both BPABI a
Page 31 and 32: Image structure and generation •
Page 33 and 34: 4.1.1 See also Image structure and
Page 35 and 36: 4.3 Load view and execution view of
Page 37 and 38: 4.4 Methods of specifying an image
Page 39 and 40: 4.5 Types of simple image 4.5.1 See
Page 47 and 48: 4.10 About specifying an initial en
Page 49 and 50: 4.11.2 Example 4.11.3 See also The
Page 51 and 52: 4.13 Section alignment with the lin
Page 53 and 54: Reference Linker Reference: • --a
Page 55 and 56: 4.16 Overview of veneers 4.16.1 See
Page 57 and 58: 4.18 Veneer types 4.18.1 See also I
Page 59 and 60: 4.20 Reuse of veneers when scatter-
Page 61 and 62: 4.22 About weak references and defi
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BL init_foo ;Rest of code END 4.22.
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Image structure and generation 4.24
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4.25 Specifying user libraries when
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4.27 Use of the strict family of op
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5.1 Elimination of common debug sec
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5.3 Elimination of unused sections
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5.4 Elimination of unused virtual f
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• --scatter=file on page 2-142. C
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5.6.1 See also Using linker optimiz
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3. Creates the output image. 5.7.3
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5.9 How the linker chooses a compre
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5.11 How compression is applied 5.1
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5.13 Inlining functions with the li
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Reference Assembler Reference: •
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5.16 About reordering of tail calli
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5.18 About merging comment sections
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6.1 Linker options for getting info
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6.3 Example of using the --info lin
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6.4 How to find where a symbol is p
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• Load$$LR$$ load region symbols
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7.2 Accessing linker-defined symbol
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7.4 Image$$ execution region symbol
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7.5.1 See also Accessing and managi
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7.7 Region name values when not sca
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7.9 Importing linker-defined symbol
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7.11 Section-related symbols 7.11.1
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7.13 Input section symbols 7.13.1 S
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7.15 Creating a symdefs file 7.15.1
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7.17 Reading a symdefs file 7.17.1
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7.18.2 See also 0x0000814D T __argv
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7.20 Specifying steering files on t
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7.22 Steering file format 7.22.1 Se
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7.24 Using $Super$$ and $Sub$$ to p
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Using scatter files • Images with
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8.2 When to use scatter-loading 8.2
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• --startup=symbol, --no_startup
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8.4.1 See also Concepts • About s
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8.5.1 See also } SRAM 0x8000 0x8000
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8.7 Specifying stack and heap using
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8.9 Creating root execution regions
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8.9.2 See also Tasks • Using the
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8.11 Placing functions and data at
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Using scatter files RAM 0x200000 (0
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Using scatter files • Using __at
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Developing Software for ARM ® Proc
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} } .ANY1(+RO) ; evenly distributed
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8.14 Examples of using placement al
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Using scatter files 8.15 Example of
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8.16 Examples of using sorting algo
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8.17 Selecting veneer input section
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Compiler Reference: • __attribute
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8.20 Restrictions on placing __at s
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8.21.1 See also Using scatter files
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8.23 Placing a key in flash memory
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8.25 Placement of sections with ove
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8.25.1 See also Using scatter files
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8.27 Example of placing code in a r
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8.29 Example of placing ARM C++ lib
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8.31 Reserving an empty region Usin
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8.32 About creating regions on page
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8.33 Overalignment of execution reg
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8.35 Expression evaluation in scatt
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8.37 Equivalent scatter-loading des
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Using scatter files Example 8-23 Po
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Using scatter files Example 8-25 Po
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Using scatter files • The ER_ZI e
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Using scatter files Example 8-29 Sc
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Chapter 9 GNU ld script support in
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9.2 Typical use cases for using ld
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Reference Linker Reference: • --l
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9.5 Recommendations for using ld sc
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.data : { __data_start = .; *(.data
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9.6.4 See also .got 0 : { *(.got.pl
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9.7.1 See also } .dynamic : { *(.dy
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9.8.1 See also { *(.bss .bss.*) . =
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Chapter 10 BPABI and SysV shared li
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BPABI and SysV shared libraries and
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10.3 Concepts common to all BPABI m
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10.5 Symbol visibility for BPABI mo
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10.6 Automatic import and export fo
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10.8 Symbol versioning for BPABI mo
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10.10 Linker options for SysV model
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10.13 Addressing modes in the SysV
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10.17 Linker options for bare metal
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10.21 Addressing modes in the BPABI
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10.23 About symbol versioning 10.23
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10.25 Example of creating versioned
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10.27 Linker options for enabling i
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Chapter 11 Features of the Base Pla
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Features of the Base Platform linki
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11.2 Example scatter file for the B
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Features of the Base Platform linki
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Change Topics affected Revisions fo
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