diff options
Diffstat (limited to 'gas/doc/c-cr16.texi')
| -rw-r--r-- | gas/doc/c-cr16.texi | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/gas/doc/c-cr16.texi b/gas/doc/c-cr16.texi index 19f859f..7f687dc 100644 --- a/gas/doc/c-cr16.texi +++ b/gas/doc/c-cr16.texi @@ -22,22 +22,22 @@ @section CR16 Operand Qualifiers @cindex CR16 Operand Qualifiers -The National Semiconductor CR16 target of @code{@value{AS}} has a few machine dependent operand qualifiers. +The National Semiconductor CR16 target of @code{@value{AS}} has a few machine dependent operand qualifiers. Operand expression type qualifier is an optional field in the instruction operand, to determines the type of the expression field of an operand. The @code{@@} is required. CR16 architecture uses one of the following expression qualifiers: @table @code -@item s +@item s - @code{Specifies expression operand type as small} -@item m +@item m - @code{Specifies expression operand type as medium} -@item l +@item l - @code{Specifies expression operand type as large} -@item c +@item c - @code{Specifies the CR16 Assembler generates a relocation entry for the operand, where pc has implied bit, the expression is adjusted accordingly. The linker uses the relocation entry to update the operand address at link time.} -@item got/GOT +@item got/GOT - @code{Specifies the CR16 Assembler generates a relocation entry for the operand, offset from Global Offset Table. The linker uses this relocation entry to update the operand address at link time} -@item cgot/cGOT +@item cgot/cGOT - @code{Specifies the CompactRISC Assembler generates a relocation entry for the operand, where pc has implied bit, the expression is adjusted accordingly. The linker uses the relocation entry to update the operand address at link time.} @end table @@ -46,23 +46,23 @@ CR16 target operand qualifiers and its size (in bits): @table @samp @item Immediate Operand - s ---- 4 bits -@item +@item - m ---- 16 bits, for movb and movw instructions. -@item +@item - m ---- 20 bits, movd instructions. -@item +@item - l ---- 32 bits @item Absolute Operand - s ---- Illegal specifier for this operand. -@item +@item - m ---- 20 bits, movd instructions. @item Displacement Operand - s ---- 8 bits @item - m ---- 16 bits -@item +@item - l ---- 24 bits @end table @@ -75,7 +75,7 @@ For example: 2 @code{movd $_myfun@@c,(r2,r1)} This loads the address of _myfun, shifted right by 1, into register-pair r2-r1. - + 3 @code{_myfun_ptr:} @code{.long _myfun@@c} @code{loadd _myfun_ptr, (r1,r0)} @@ -89,7 +89,7 @@ For example: 5 @code{loadd _myfunc@@cGOT(r12), (r1,r0)} - This loads the address of _myfun, shifted right by 1, into global offset table (ie GOT) and its offset value from GOT loads into register-pair r1-r0. + This loads the address of _myfun, shifted right by 1, into global offset table (ie GOT) and its offset value from GOT loads into register-pair r1-r0. @end example @node CR16 Syntax |