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| author | Martin Liska <mliska@suse.cz> | 2016-09-23 09:58:07 +0200 |
|---|---|---|
| committer | Martin Liska <marxin@gcc.gnu.org> | 2016-09-23 07:58:07 +0000 |
| commit | 1822b732a37e5bae7ea25619f1b8a80a23c491ca (patch) | |
| tree | 9147cdfa937b14a2a5d3de43d17406e5e70c33fc | |
| parent | fab18cc4f7149a3b39d3b3055af03013f01ac554 (diff) | |
| download | gcc-1822b732a37e5bae7ea25619f1b8a80a23c491ca.zip gcc-1822b732a37e5bae7ea25619f1b8a80a23c491ca.tar.gz gcc-1822b732a37e5bae7ea25619f1b8a80a23c491ca.tar.bz2 | |
Support movbe as a i386 target optimization node
* gcc.target/i386/movbe-4.c: New test.
* config/i386/i386.c (ix86_valid_target_attribute_inner_p):
Handle movbe.
From-SVN: r240394
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 1 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/movbe-4.c | 20 |
4 files changed, 30 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ecf6811..2ecd31e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,6 +1,11 @@ 2016-09-23 Martin Liska <mliska@suse.cz> * config/i386/i386.c (ix86_valid_target_attribute_inner_p): + Handle movbe. + +2016-09-23 Martin Liska <mliska@suse.cz> + + * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Handle crc32. 2016-09-23 Martin Liska <mliska@suse.cz> diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index b1aa727..143b905 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -6526,6 +6526,7 @@ ix86_valid_target_attribute_inner_p (tree args, char *p_strings[], IX86_ATTR_ISA ("mmx", OPT_mmmx), IX86_ATTR_ISA ("pclmul", OPT_mpclmul), IX86_ATTR_ISA ("popcnt", OPT_mpopcnt), + IX86_ATTR_ISA ("movbe", OPT_mmovbe), IX86_ATTR_ISA ("crc32", OPT_mcrc32), IX86_ATTR_ISA ("sse", OPT_msse), IX86_ATTR_ISA ("sse2", OPT_msse2), diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 80622c5..5db2a1c 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,9 @@ 2016-09-23 Martin Liska <mliska@suse.cz> + * gcc.target/i386/movbe-4.c: New test. + +2016-09-23 Martin Liska <mliska@suse.cz> + * gcc.target/i386/crc32-5.c: New test. 2016-09-23 Martin Liska <mliska@suse.cz> diff --git a/gcc/testsuite/gcc.target/i386/movbe-4.c b/gcc/testsuite/gcc.target/i386/movbe-4.c new file mode 100644 index 0000000..9067091 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/movbe-4.c @@ -0,0 +1,20 @@ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ + +#pragma GCC target ("movbe") + +extern int x; + +void +foo (int i) +{ + x = __builtin_bswap32 (i); +} + +int +bar () +{ + return __builtin_bswap32 (x); +} + +/* { dg-final { scan-assembler-times "movbe\[ \t\]" 2 } } */ |