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| author | Eric Botcazou <ebotcazou@adacore.com> | 2017-02-28 22:15:54 +0000 |
|---|---|---|
| committer | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2017-02-28 22:15:54 +0000 |
| commit | 7a1ae9237440782d71d44703fe66e234ff6ce432 (patch) | |
| tree | 97afb37b24ac3411b91e36f06d8734400b26b022 | |
| parent | cbf6ad9d6119db62e907a7e4a345b3a44137d036 (diff) | |
| download | gcc-7a1ae9237440782d71d44703fe66e234ff6ce432.zip gcc-7a1ae9237440782d71d44703fe66e234ff6ce432.tar.gz gcc-7a1ae9237440782d71d44703fe66e234ff6ce432.tar.bz2 | |
re PR target/79749 (Many sparc testcases FAIL at -O0 with -fomit-frame-pointer)
PR target/79749
* config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
condition on optimize for the leaf function test.
From-SVN: r245791
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/sparc/sparc.c | 5 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/sparc/20170228-1.c | 20 |
4 files changed, 33 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 54021fb..51cb8ab 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2017-02-28 Eric Botcazou <ebotcazou@adacore.com> + + PR target/79749 + * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing + condition on optimize for the leaf function test. + 2017-02-28 Martin Liska <mliska@suse.cz> PR lto/79625 diff --git a/gcc/config/sparc/sparc.c b/gcc/config/sparc/sparc.c index b9213c3..16ca444 100644 --- a/gcc/config/sparc/sparc.c +++ b/gcc/config/sparc/sparc.c @@ -12180,8 +12180,9 @@ sparc_frame_pointer_required (void) if (TARGET_FLAT) return false; - /* Otherwise, the frame pointer is required if the function isn't leaf. */ - return !(crtl->is_leaf && only_leaf_regs_used ()); + /* Otherwise, the frame pointer is required if the function isn't leaf, but + we cannot use sparc_leaf_function_p since it hasn't been computed yet. */ + return !(optimize > 0 && crtl->is_leaf && only_leaf_regs_used ()); } /* The way this is structured, we can't eliminate SFP in favor of SP diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index a9ff533..4aab63a 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2017-02-28 Eric Botcazou <ebotcazou@adacore.com> + + * gcc.target/sparc/20170228-1.c: New test. + 2017-02-28 Uros Bizjak <ubizjak@gmail.com> * gcc.target/i386/invsize-1.c: New test. diff --git a/gcc/testsuite/gcc.target/sparc/20170228-1.c b/gcc/testsuite/gcc.target/sparc/20170228-1.c new file mode 100644 index 0000000..575fbce --- /dev/null +++ b/gcc/testsuite/gcc.target/sparc/20170228-1.c @@ -0,0 +1,20 @@ +/* PR target/79749 */ +/* Reported by Rainer Orth <ro@gcc.gnu.org> */ + +/* { dg-do run } */ +/* { dg-options "-fomit-frame-pointer" } */ + +extern void abort (void); + +int foo (int x1, int x2, int x3, int x4, int x5, int x6, int x7) +{ + return x7; +} + +int main (void) +{ + if (foo (100, 200, 300, 400, 500, 600, 700) != 700) + abort (); + + return 0; +} |