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148 lines
3.7 KiB
Plaintext
148 lines
3.7 KiB
Plaintext
@c Copyright (C) 2023-2024 Free Software Foundation, Inc.
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@c Contributed by Kalray SA.
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@c This is part of the GAS manual.
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@c For copying conditions, see the file as.texinfo.
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@c man end
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@ifset GENERIC
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@page
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@node KVX-Dependent
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@chapter KVX Dependent Features
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@end ifset
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Labels followed by `::' are extern symbols.
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@ifclear GENERIC
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@node Machine Dependencies
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@chapter KVX Dependent Features
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@end ifclear
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@cindex KVX support
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@menu
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* KVX Options:: Options
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* KVX Directives:: KVX Machine Directives
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@end menu
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@node KVX Options
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@section Options
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@cindex KVX Options
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@cindex options for KVX
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@c man begin OPTIONS
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@table @gcctabopt
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@cindex @samp{--dump-insn} option, KVX
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@item --dump-insn
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Dump the full list of instructions.
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@cindex @samp{-march} option, KVX
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@item -march=
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The assembler supports the following architectures: kv3-1, kv3-2.
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@cindex @samp{--check-resources} option, KVX
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@item --check-resources
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Check that each bundle does not use more resources than available. This is the
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default.
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@cindex @samp{--no-check-resources} option, KVX
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@item --no-check-resources
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Do not check that each bundle does not use more resources than available.
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@cindex @samp{--generate-illegal-code} option, KVX
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@item --generate-illegal-code
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For debugging purposes only. In order to properly work, the bundle is sorted
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with respect to the issues it uses. If this option is turned on the assembler
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will not sort the bundle instructions and illegal bundles might be formed unless
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they were properly sorted by hand.
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@cindex @samp{--dump-table} option, KVX
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@item --dump-table
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Dump the table of opcodes.
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@cindex @samp{--mpic} option, KVX
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@cindex @samp{--mPIC} option, KVX
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@item --mpic | --mPIC
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Generate position independent code.
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@cindex @samp{--mnopic} option, KVX
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@item --mnopic
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Generate position dependent code.
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@cindex @samp{-m32} option, KVX
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@item -m32
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Generate 32-bits code.
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@cindex @samp{--all-sfr} option, KVX
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@item --all-sfr
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This switch enables the register class "system register". This register
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class is used when performing system validation and allows the full class of
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system registers to be used even on instructions that are only valid with some
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specific system registers.
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@cindex @samp{--diagnostics} option, KVX
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@item --diagnostics
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Print multi-line errors. This is the default.
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@cindex @samp{--no-diagnostics} option, KVX
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@item --no-diagnostics
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Print succinct diagnostics on one line.
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@end table
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@c man end
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@node KVX Directives
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@section KVX Machine Directives
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@cindex machine directives, AArch64
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@cindex AArch64 machine directives
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@table @code
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@cindex @code{.align} directive, KVX
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@item .align ALIGNMENT
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Pad with NOPs until the next boundary with the required ALIGNMENT.
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@cindex @code{.dword} directive, KVX
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@item .dword
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Declare a double-word-sized (8 bytes) constant.
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@cindex @code{.endp} directive, KVX
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@item .endp [PROC]
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This directive marks the end of the procedure PROC. The name of the procedure
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is always ignored (it is only here as a visual indicator).
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@smallexample
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.proc NAME
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...
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.endp NAME
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@end smallexample
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is equivalent to the more traditional
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@smallexample
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.type NAME, @@function
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...
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.size NAME,.-NAME
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@end smallexample
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@cindex @code{.file} directive, KVX
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@item .file
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This directive is only supported when producing ELF files.
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@pxref{File,,@code{.file}} for details.
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@cindex @code{.loc} directive, KVX
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@item .loc FILENO LINENO
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This directive is only supported when producing ELF files.
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@pxref{Line,,@code{.line}} for details.
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@cindex @code{.proc} directive, KVX
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@item .proc PROC
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This directive marks the start of procedure, the name of the procedure PROC is
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mandatory and all @code{.proc} directive should be matched by exactly one
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@code{.endp} directive.
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@cindex @code{.word} directive, KVX
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@item .word
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Declare a word-sized (4 bytes) constant.
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@end table
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