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Diffstat (limited to 'gcc/doc/md.texi')
| -rw-r--r-- | gcc/doc/md.texi | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/gcc/doc/md.texi b/gcc/doc/md.texi index 02fbfb3..be37619 100644 --- a/gcc/doc/md.texi +++ b/gcc/doc/md.texi @@ -5371,6 +5371,14 @@ of two vectors. Operands 1 and 2 are vectors of the same mode having N floating point elements of size S@. Operand 0 is the resulting vector in which 2*N elements of size N/2 are concatenated. +@cindex @code{vec_packs_float_@var{m}} instruction pattern +@cindex @code{vec_packu_float_@var{m}} instruction pattern +@item @samp{vec_packs_float_@var{m}}, @samp{vec_packu_float_@var{m}} +Narrow, convert to floating point type and merge the elements +of two vectors. Operands 1 and 2 are vectors of the same mode having N +signed/unsigned integral elements of size S@. Operand 0 is the resulting vector +in which 2*N elements of size N/2 are concatenated. + @cindex @code{vec_unpacks_hi_@var{m}} instruction pattern @cindex @code{vec_unpacks_lo_@var{m}} instruction pattern @item @samp{vec_unpacks_hi_@var{m}}, @samp{vec_unpacks_lo_@var{m}} @@ -5400,6 +5408,20 @@ has N elements of size S@. Convert the high/low elements of the vector using floating point conversion and place the resulting N/2 values of size 2*S in the output vector (operand 0). +@cindex @code{vec_unpack_sfix_trunc_hi_@var{m}} instruction pattern +@cindex @code{vec_unpack_sfix_trunc_lo_@var{m}} instruction pattern +@cindex @code{vec_unpack_ufix_trunc_hi_@var{m}} instruction pattern +@cindex @code{vec_unpack_ufix_trunc_lo_@var{m}} instruction pattern +@item @samp{vec_unpack_sfix_trunc_hi_@var{m}}, +@itemx @samp{vec_unpack_sfix_trunc_lo_@var{m}} +@itemx @samp{vec_unpack_ufix_trunc_hi_@var{m}} +@itemx @samp{vec_unpack_ufix_trunc_lo_@var{m}} +Extract, convert to signed/unsigned integer type and widen the high/low part of a +vector of floating point elements. The input vector (operand 1) +has N elements of size S@. Convert the high/low elements of the vector +to integers and place the resulting N/2 values of size 2*S in +the output vector (operand 0). + @cindex @code{vec_widen_umult_hi_@var{m}} instruction pattern @cindex @code{vec_widen_umult_lo_@var{m}} instruction pattern @cindex @code{vec_widen_smult_hi_@var{m}} instruction pattern |