diff --git c/gas/doc/c-arc.texi i/gas/doc/c-arc.texi index 3a136a7..cd6f0d9 100644 --- c/gas/doc/c-arc.texi +++ i/gas/doc/c-arc.texi @@ -212,7 +212,7 @@ The extension instructions are not macros. The assembler creates encodings for use of these instructions according to the specification by the user. The parameters are: -@table @bullet +@table @code @item @var{name} Name of the extension instruction diff --git c/gas/doc/c-arm.texi i/gas/doc/c-arm.texi index d3cccf4..97c2f92 100644 --- c/gas/doc/c-arm.texi +++ i/gas/doc/c-arm.texi @@ -376,29 +376,29 @@ ARM and THUMB instructions had their own, separate syntaxes. The new, @code{unified} syntax, which can be selected via the @code{.syntax} directive, and has the following main features: -@table @bullet -@item +@table @code +@item 1 Immediate operands do not require a @code{#} prefix. -@item +@item 2 The @code{IT} instruction may appear, and if it does it is validated against subsequent conditional affixes. In ARM mode it does not generate machine code, in THUMB mode it does. -@item +@item 3 For ARM instructions the conditional affixes always appear at the end of the instruction. For THUMB instructions conditional affixes can be used, but only inside the scope of an @code{IT} instruction. -@item +@item 4 All of the instructions new to the V6T2 architecture (and later) are available. (Only a few such instructions can be written in the @code{divided} syntax). -@item +@item 5 The @code{.N} and @code{.W} suffixes are recognized and honored. -@item +@item 6 All instructions set the flags if and only if they have an @code{s} affix. @end table @@ -433,28 +433,6 @@ Either @samp{#} or @samp{$} can be used to indicate immediate operands. @cindex register names, ARM *TODO* Explain about ARM register naming, and the predefined names. -@node ARM-Neon-Alignment -@subsection NEON Alignment Specifiers - -@cindex alignment for NEON instructions -Some NEON load/store instructions allow an optional address -alignment qualifier. -The ARM documentation specifies that this is indicated by -@samp{@@ @var{align}}. However GAS already interprets -the @samp{@@} character as a "line comment" start, -so @samp{: @var{align}} is used instead. For example: - -@smallexample - vld1.8 @{q0@}, [r0, :128] -@end smallexample - -@node ARM Floating Point -@section Floating Point - -@cindex floating point, ARM (@sc{ieee}) -@cindex ARM floating point (@sc{ieee}) -The ARM family uses @sc{ieee} floating-point numbers. - @node ARM-Relocations @subsection ARM relocation generation @@ -497,6 +475,28 @@ respectively. For example to load the 32-bit address of foo into r0: MOVT r0, #:upper16:foo @end smallexample +@node ARM-Neon-Alignment +@subsection NEON Alignment Specifiers + +@cindex alignment for NEON instructions +Some NEON load/store instructions allow an optional address +alignment qualifier. +The ARM documentation specifies that this is indicated by +@samp{@@ @var{align}}. However GAS already interprets +the @samp{@@} character as a "line comment" start, +so @samp{: @var{align}} is used instead. For example: + +@smallexample + vld1.8 @{q0@}, [r0, :128] +@end smallexample + +@node ARM Floating Point +@section Floating Point + +@cindex floating point, ARM (@sc{ieee}) +@cindex ARM floating point (@sc{ieee}) +The ARM family uses @sc{ieee} floating-point numbers. + @node ARM Directives @section ARM Machine Directives diff --git c/gas/doc/c-cr16.texi i/gas/doc/c-cr16.texi index b6cf10f..00ddae2 100644 --- c/gas/doc/c-cr16.texi +++ i/gas/doc/c-cr16.texi @@ -43,26 +43,33 @@ Operand expression type qualifier is an optional field in the instruction operan CR16 target operand qualifiers and its size (in bits): @table @samp -@item Immediate Operand -- s ---- 4 bits -@item -- m ---- 16 bits, for movb and movw instructions. -@item -- m ---- 20 bits, movd instructions. -@item -- l ---- 32 bits - -@item Absolute Operand -- s ---- Illegal specifier for this operand. -@item -- m ---- 20 bits, movd instructions. - -@item Displacement Operand -- s ---- 8 bits -@item -- m ---- 16 bits -@item -- l ---- 24 bits +@item Immediate Operand: s +4 bits. + +@item Immediate Operand: m +16 bits, for movb and movw instructions. + +@item Immediate Operand: m +20 bits, movd instructions. + +@item Immediate Operand: l +32 bits. + +@item Absolute Operand: s +Illegal specifier for this operand. + +@item Absolute Operand: m +20 bits, movd instructions. + +@item Displacement Operand: s +8 bits. + +@item Displacement Operand: m +16 bits. + +@item Displacement Operand: l +24 bits + @end table For example: diff --git c/gas/doc/c-mips.texi i/gas/doc/c-mips.texi index 715091e..1250c1e 100644 --- c/gas/doc/c-mips.texi +++ i/gas/doc/c-mips.texi @@ -220,7 +220,7 @@ the @samp{mad} and @samp{madu} instruction, and to not schedule @samp{nop} instructions around accesses to the @samp{HI} and @samp{LO} registers. @samp{-no-m4650} turns off this option. -@itemx -m3900 +@item -m3900 @itemx -no-m3900 @itemx -m4100 @itemx -no-m4100 diff --git c/gas/doc/c-score.texi i/gas/doc/c-score.texi index 0820115..a5b570f 100644 --- c/gas/doc/c-score.texi +++ i/gas/doc/c-score.texi @@ -36,7 +36,7 @@ implicitly with the @code{gp} register. The default value is 8. @item -EB Assemble code for a big-endian cpu -@itemx -EL +@item -EL Assemble code for a little-endian cpu @item -FIXDD @@ -48,13 +48,13 @@ Assemble code for no warning message for fix data dependency @item -SCORE5 Assemble code for target is SCORE5 -@itemx -SCORE5U +@item -SCORE5U Assemble code for target is SCORE5U -@itemx -SCORE7 +@item -SCORE7 Assemble code for target is SCORE7, this is default setting -@itemx -SCORE3 +@item -SCORE3 Assemble code for target is SCORE3 @item -march=score7 diff --git c/gas/doc/c-tic54x.texi i/gas/doc/c-tic54x.texi index 4cfb440..9d631a6 100644 --- c/gas/doc/c-tic54x.texi +++ i/gas/doc/c-tic54x.texi @@ -108,7 +108,7 @@ In this example, x is replaced with SYM2; SYM2 is replaced with SYM1, and SYM1 is replaced with x. At this point, x has already been encountered and the substitution stops. -@smallexample @code +@smallexample .asg "x",SYM1 .asg "SYM1",SYM2 .asg "SYM2",x @@ -125,14 +125,14 @@ Substitution may be forced in situations where replacement might be ambiguous by placing colons on either side of the subsym. The following code: -@smallexample @code +@smallexample .eval "10",x LAB:X: add #x, a @end smallexample When assembled becomes: -@smallexample @code +@smallexample LAB10 add #10, a @end smallexample @@ -308,7 +308,7 @@ The @code{LDX} pseudo-op is provided for loading the extended addressing bits of a label or address. For example, if an address @code{_label} resides in extended program memory, the value of @code{_label} may be loaded as follows: -@smallexample @code +@smallexample ldx #_label,16,a ; loads extended bits of _label or #_label,a ; loads lower 16 bits of _label bacc a ; full address is in accumulator A @@ -344,7 +344,7 @@ Assign @var{name} the string @var{string}. String replacement is performed on @var{string} before assignment. @cindex @code{eval} directive, TIC54X -@itemx .eval @var{string}, @var{name} +@item .eval @var{string}, @var{name} Evaluate the contents of string @var{string} and assign the result as a string to the subsym @var{name}. String replacement is performed on @var{string} before assignment.