diff options
| author | Oleg Endo <olegendo@gcc.gnu.org> | 2012-08-20 20:51:06 +0000 |
|---|---|---|
| committer | Oleg Endo <olegendo@gcc.gnu.org> | 2012-08-20 20:51:06 +0000 |
| commit | 6774855070fac75d8ea3b4814a3c4a81d23d1811 (patch) | |
| tree | 4879a296c96d25f2660fd95008211de4bd89b447 /gcc/testsuite | |
| parent | 413de8e5c791fbeddf93b89394947783a15bf60b (diff) | |
| download | gcc-6774855070fac75d8ea3b4814a3c4a81d23d1811.zip gcc-6774855070fac75d8ea3b4814a3c4a81d23d1811.tar.gz gcc-6774855070fac75d8ea3b4814a3c4a81d23d1811.tar.bz2 | |
re PR target/51244 ([SH] Inefficient conditional branch and code around T bit)
PR target/51244
* config/sh/sh.md (*cset_zero): New insns.
PR target/51244
* gcc.target/sh/pr51244-11.c: New.
From-SVN: r190544
Diffstat (limited to 'gcc/testsuite')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/sh/pr51244-11.c | 24 |
2 files changed, 29 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 0b1bf5a..ecff56c 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2012-08-20 Oleg Endo <olegendo@gcc.gnu.org> + + PR target/51244 + * gcc.target/sh/pr51244-11.c: New. + 2012-08-20 Tobias Burnus <burnus@net-b.de> PR fortran/54301 diff --git a/gcc/testsuite/gcc.target/sh/pr51244-11.c b/gcc/testsuite/gcc.target/sh/pr51244-11.c new file mode 100644 index 0000000..4a9c93c --- /dev/null +++ b/gcc/testsuite/gcc.target/sh/pr51244-11.c @@ -0,0 +1,24 @@ +/* Check that zero-displacement branches are used instead of branch-free + execution patterns. */ +/* { dg-do compile { target "sh*-*-*" } } */ +/* { dg-options "-O1 -mzdcbranch" } */ +/* { dg-skip-if "" { "sh*-*-*" } { "-m5*" } { "" } } */ +/* { dg-final { scan-assembler-not "subc|and" } } */ + +int* +test_00 (int* s) +{ + if (s[0] == 0) + if (!s[3]) + s = 0; + return s; +} + +int* +test_01 (int* s) +{ + if (s[0] == 0) + if (s[3]) + s = 0; + return s; +} |