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| author | Alan Modra <amodra@gmail.com> | 2018-02-10 15:19:15 +1030 |
|---|---|---|
| committer | Alan Modra <amodra@gcc.gnu.org> | 2018-02-10 15:19:15 +1030 |
| commit | cb2e8560f9d446c60610934b8d28b810f8396189 (patch) | |
| tree | 085b5f7e701f7d85f344b0f2dcbaa51aa67b7ef3 /gcc | |
| parent | f99507a70e4f1500d3a295a448052011572efe5c (diff) | |
| download | gcc-cb2e8560f9d446c60610934b8d28b810f8396189.zip gcc-cb2e8560f9d446c60610934b8d28b810f8396189.tar.gz gcc-cb2e8560f9d446c60610934b8d28b810f8396189.tar.bz2 | |
PR84300, ICE in dwarf2cfi on ppc64le with -fsplit-stack -fno-omit-frame-pointer
PR target/84300
gcc/
* config/rs6000/rs6000.md (split_stack_return): Remove (use ..).
Specify LR as an input.
gcc/testsuite/
* gcc.dg/pr84300.c: New.
From-SVN: r257549
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/rs6000/rs6000.md | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr84300.c | 5 |
4 files changed, 17 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 0ee4f1c..9e4682e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2018-02-10 Alan Modra <amodra@gmail.com> + + PR target/84300 + * config/rs6000/rs6000.md (split_stack_return): Remove (use ..). + Specify LR as an input. + 2018-02-10 Jakub Jelinek <jakub@redhat.com> PR sanitizer/83987 diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md index 8aa4e0e..5f44d80 100644 --- a/gcc/config/rs6000/rs6000.md +++ b/gcc/config/rs6000/rs6000.md @@ -13360,7 +13360,7 @@ ;; Use r0 to stop regrename twiddling with lr restore insns emitted ;; after the call to __morestack. (define_insn "split_stack_return" - [(unspec_volatile [(use (reg:SI 0))] UNSPECV_SPLIT_STACK_RETURN)] + [(unspec_volatile [(reg:SI 0) (reg:SI LR_REGNO)] UNSPECV_SPLIT_STACK_RETURN)] "" "blr" [(set_attr "type" "jmpreg")]) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 1688f5a..e899f56 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2018-02-10 Alan Modra <amodra@gmail.com> + + PR target/84300 + * gcc.dg/pr84300.c: New. + 2018-02-10 Jakub Jelinek <jakub@redhat.com> PR sanitizer/83987 diff --git a/gcc/testsuite/gcc.dg/pr84300.c b/gcc/testsuite/gcc.dg/pr84300.c new file mode 100644 index 0000000..6016799 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr84300.c @@ -0,0 +1,5 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target split_stack } */ +/* { dg-options "-g -O2 -fsplit-stack -fno-omit-frame-pointer" } */ + +void trap () { __builtin_trap (); } |