diff options
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/doc/sourcebuild.texi | 10 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/lib/target-supports.exp | 16 |
4 files changed, 35 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 38b26b1..555a0f7 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2017-05-23 Segher Boessenkool <segher@kernel.crashing.org> + + * doc/sourcebuild.texi (Endianness): New subsubsection. + 2018-05-23 Luis Machado <luis.machado@linaro.org> * config/aarch64/aarch64-protos.h (cpu_prefetch_tune) diff --git a/gcc/doc/sourcebuild.texi b/gcc/doc/sourcebuild.texi index dfb0578..596007d 100644 --- a/gcc/doc/sourcebuild.texi +++ b/gcc/doc/sourcebuild.texi @@ -1313,6 +1313,16 @@ By convention, keywords ending in @code{_nocache} can also include options specified for the particular test in an earlier @code{dg-options} or @code{dg-add-options} directive. +@subsubsection Endianness + +@table @code +@item be +Target uses big-endian memory order for multi-byte and multi-word data. + +@item le +Target uses little-endian memory order for multi-byte and multi-word data. +@end table + @subsubsection Data type sizes @table @code diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index db9ae1d..e9b35d5 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2017-05-23 Segher Boessenkool <segher@kernel.crashing.org> + + * lib/target-supports.exp (check_effective_target_be): New. + (check_effective_target_le): New. + 2018-05-23 Marek Polacek <polacek@redhat.com> * g++.dg/cpp2a/range-for1.C: New test. diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp index aa1296e6..0a53d7b 100644 --- a/gcc/testsuite/lib/target-supports.exp +++ b/gcc/testsuite/lib/target-supports.exp @@ -2523,6 +2523,22 @@ proc check_effective_target_next_runtime { } { }] } +# Return 1 if we're generating code for big-endian memory order. + +proc check_effective_target_be { } { + return [check_no_compiler_messages be object { + int dummy[__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ ? 1 : -1]; + }] +} + +# Return 1 if we're generating code for little-endian memory order. + +proc check_effective_target_le { } { + return [check_no_compiler_messages le object { + int dummy[__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ ? 1 : -1]; + }] +} + # Return 1 if we're generating 32-bit code using default options, 0 # otherwise. |