diff options
Diffstat (limited to 'gcc/doc')
-rw-r--r-- | gcc/doc/sourcebuild.texi | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/gcc/doc/sourcebuild.texi b/gcc/doc/sourcebuild.texi index a27aea2..c4353c7 100644 --- a/gcc/doc/sourcebuild.texi +++ b/gcc/doc/sourcebuild.texi @@ -1500,8 +1500,14 @@ ARM target supports generating NEON instructions. Test system supports executing NEON instructions. @item arm_neon_ok -ARM Target supports @code{-mfpu=neon -mfloat-abi=softfp}. -Some multilibs may be incompatible with these options. +@anchor{arm_neon_ok} +ARM Target supports @code{-mfpu=neon -mfloat-abi=softfp} or compatible +options. Some multilibs may be incompatible with these options. + +@item arm_neon_fp16_ok +@anchor{arm_neon_fp16_ok} +ARM Target supports @code{-mfpu=neon-fp16 -mfloat-abi=softfp} or compatible +options. Some multilibs may be incompatible with these options. @item arm_thumb1_ok ARM target generates Thumb-1 code for @code{-mthumb}. @@ -1875,6 +1881,16 @@ compliance mode. @item mips16_attribute @code{mips16} function attributes. Only MIPS targets support this feature, and only then in certain modes. + +@item arm_neon +NEON support. Only ARM targets support this feature, and only then +in certain modes; see the @ref{arm_neon_ok,,arm_neon_ok effective target +keyword}. + +@item arm_neon_fp16 +NEON and half-precision floating point support. Only ARM targets +support this feature, and only then in certain modes; see +the @ref{arm_neon_ok,,arm_neon_fp16_ok effective target keyword}. @end table @node Require Support |