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| author | Jeff Law <law@gcc.gnu.org> | 2019-03-25 17:33:36 -0600 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 2019-03-25 17:33:36 -0600 |
| commit | b9b0386a3e64702fe19180707613fbb6187a27b8 (patch) | |
| tree | 19da2bc05717221c2748d84150167c1a782aec09 | |
| parent | 0c9992c8b5e07e7295c8be65586a2a82e7f191e5 (diff) | |
| download | gcc-b9b0386a3e64702fe19180707613fbb6187a27b8.zip gcc-b9b0386a3e64702fe19180707613fbb6187a27b8.tar.gz gcc-b9b0386a3e64702fe19180707613fbb6187a27b8.tar.bz2 | |
re PR rtl-optimization/88347 (ICE in begin_move_insn, at sched-ebb.c:175)
PR rtl-optimization/88347
PR rtl-optimization/88423
* sched-deps.c (sched_analyze_insn): Take into account that for
tablejumps the barrier appears after a label and a jump_table_data.
* gcc.c-torture/compile/pr88347.c: New test.
* gcc.c-torture/compile/pr88423.c: New test.
From-SVN: r269928
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/sched-deps.c | 5 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/compile/pr88347.c | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/compile/pr88423.c | 5 |
5 files changed, 28 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 18682f3..457b598 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2019-03-25 Alexander Monakov <amonakov@ispras.ru> + + PR rtl-optimization/88347 + PR rtl-optimization/88423 + * sched-deps.c (sched_analyze_insn): Take into account that for + tablejumps the barrier appears after a label and a jump_table_data. + 2019-03-25 Martin Sebor <msebor@redhat.com> PR c/89812 diff --git a/gcc/sched-deps.c b/gcc/sched-deps.c index 6cf4caf..eda0c66 100644 --- a/gcc/sched-deps.c +++ b/gcc/sched-deps.c @@ -3005,6 +3005,11 @@ sched_analyze_insn (struct deps_desc *deps, rtx x, rtx_insn *insn) if (JUMP_P (insn)) { rtx_insn *next = next_nonnote_nondebug_insn (insn); + /* ??? For tablejumps, the barrier may appear not immediately after + the jump, but after a label and a jump_table_data insn. */ + if (next && LABEL_P (next) && NEXT_INSN (next) + && JUMP_TABLE_DATA_P (NEXT_INSN (next))) + next = NEXT_INSN (NEXT_INSN (next)); if (next && BARRIER_P (next)) reg_pending_barrier = MOVE_BARRIER; else diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index b4b1159..ddd5f50 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,10 @@ +2019-03-25 David Malcolm <dmalcolm@redhat.com> + + PR rtl-optimization/88347 + PR rtl-optimization/88423 + * gcc.c-torture/compile/pr88347.c: New test. + * gcc.c-torture/compile/pr88423.c: New test. + 2019-03-25 Martin Sebor <msebor@redhat.com> PR c/89812 diff --git a/gcc/testsuite/gcc.c-torture/compile/pr88347.c b/gcc/testsuite/gcc.c-torture/compile/pr88347.c new file mode 100644 index 0000000..4e9b438 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/pr88347.c @@ -0,0 +1,4 @@ +/* { dg-do compile { target { powerpc-*-* powerpcle-*-* } } } */ +/* { dg-options "-mcpu=603e -fsched-stalled-insns -fsched2-use-superblocks -fschedule-insns2 -fno-dce -fno-guess-branch-probability --param max-cse-insns=4" } */ + +#include "../../gcc.target/powerpc/ppc-switch-2.c" diff --git a/gcc/testsuite/gcc.c-torture/compile/pr88423.c b/gcc/testsuite/gcc.c-torture/compile/pr88423.c new file mode 100644 index 0000000..4948817 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/pr88423.c @@ -0,0 +1,5 @@ +/* { dg-do compile { target { i?86-*-* x86_64-*-* } } } */ +/* { dg-options "-march=skylake -fPIC -fsched2-use-superblocks -fno-if-conversion" } */ +/* { dg-require-effective-target fpic } */ + +#include "../../gcc.dg/20030309-1.c" |