diff options
Diffstat (limited to 'gcc/doc')
| -rw-r--r-- | gcc/doc/invoke.texi | 7 | ||||
| -rw-r--r-- | gcc/doc/tm.texi | 4 | ||||
| -rw-r--r-- | gcc/doc/tm.texi.in | 2 |
3 files changed, 13 insertions, 0 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index d1b55dadb06..faa176f48ca 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -8826,6 +8826,10 @@ Size of minimal paritition for WHOPR (in estimated instructions). This prevents expenses of splitting very small programs into too many partitions. +@item cxx-max-namespaces-for-diagnostic-help +The maximum number of namespaces to consult for suggestions when C++ +name lookup fails for an identifier. The default is 1000. + @end table @end table @@ -12086,6 +12090,9 @@ instruction set support. @item corei7 Intel Core i7 CPU with 64-bit extensions, MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1 and SSE4.2 instruction set support. +@item corei7-avx +Intel Core i7 CPU with 64-bit extensions, MMX, SSE, SSE2, SSE3, SSSE3, +SSE4.1, SSE4.2, AVX, AES and PCLMUL instruction set support. @item atom Intel Atom CPU with 64-bit extensions, MMX, SSE, SSE2, SSE3 and SSSE3 instruction set support. diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi index 10184154df1..8870d76e7be 100644 --- a/gcc/doc/tm.texi +++ b/gcc/doc/tm.texi @@ -2504,6 +2504,10 @@ looking for one that is valid, and will reload one or both registers only if neither labeling works. @end defmac +@deftypefn {Target Hook} reg_class_t TARGET_PREFERRED_RENAME_CLASS (reg_class_t @var{rclass}) +A target hook that places additional preference on the register class to use when it is necessary to rename a register in class @var{class} to another class, or perhaps @var{NO_REGS}, if no prefered register class is found or hook @code{preferred_rename_class} is not implemented. Sometimes returning a more restrictive class makes better code. For example, on ARM, thumb-2 instructions using @code{LO_REGS} may be smaller than instructions using @code{GENERIC_REGS}. By returning @code{LO_REGS} from @code{preferred_rename_class}, code size can be reduced. +@end deftypefn + @deftypefn {Target Hook} reg_class_t TARGET_PREFERRED_RELOAD_CLASS (rtx @var{x}, reg_class_t @var{rclass}) A target hook that places additional restrictions on the register class to use when it is necessary to copy value @var{x} into a register in class diff --git a/gcc/doc/tm.texi.in b/gcc/doc/tm.texi.in index 04ce9a46819..c85dfa28fd4 100644 --- a/gcc/doc/tm.texi.in +++ b/gcc/doc/tm.texi.in @@ -2494,6 +2494,8 @@ looking for one that is valid, and will reload one or both registers only if neither labeling works. @end defmac +@hook TARGET_PREFERRED_RENAME_CLASS + @hook TARGET_PREFERRED_RELOAD_CLASS A target hook that places additional restrictions on the register class to use when it is necessary to copy value @var{x} into a register in class |