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| author | Jakub Jelinek <jakub@redhat.com> | 2018-02-09 06:48:33 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2018-02-09 06:48:33 +0100 |
| commit | e47aebb33fd5372bcb437aba1cc3a078608c388d (patch) | |
| tree | a548999f724e218dd2e206ac3141c303f247c693 /gcc | |
| parent | ebd06e5ca705e69711eb58277b6f820132bb7b67 (diff) | |
| download | gcc-e47aebb33fd5372bcb437aba1cc3a078608c388d.zip gcc-e47aebb33fd5372bcb437aba1cc3a078608c388d.tar.gz gcc-e47aebb33fd5372bcb437aba1cc3a078608c388d.tar.bz2 | |
re PR debug/84252 (ICE in get_tracked_reg_offset when building libvpx for aarch64)
PR debug/84252
* var-tracking.c (vt_add_function_parameter): Punt for non-onepart
PARALLEL incoming that failed vt_get_decl_and_offset check.
* gcc.target/aarch64/pr84252.c: New test.
From-SVN: r257514
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/aarch64/pr84252.c | 10 | ||||
| -rw-r--r-- | gcc/var-tracking.c | 6 |
4 files changed, 23 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index cacb10e..e1945fe 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2018-02-09 Jakub Jelinek <jakub@redhat.com> + PR debug/84252 + * var-tracking.c (vt_add_function_parameter): Punt for non-onepart + PARALLEL incoming that failed vt_get_decl_and_offset check. + PR middle-end/84237 * output.h (bss_initializer_p): Add NAMED argument, defaulted to false. * varasm.c (bss_initializer_p): Add NAMED argument, if true, ignore diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 0177e2b..12ccc31 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,8 @@ 2018-02-09 Jakub Jelinek <jakub@redhat.com> + PR debug/84252 + * gcc.target/aarch64/pr84252.c: New test. + PR middle-end/84237 * gcc.dg/pr84237.c: New test. diff --git a/gcc/testsuite/gcc.target/aarch64/pr84252.c b/gcc/testsuite/gcc.target/aarch64/pr84252.c new file mode 100644 index 0000000..fc66a26 --- /dev/null +++ b/gcc/testsuite/gcc.target/aarch64/pr84252.c @@ -0,0 +1,10 @@ +/* PR debug/84252 */ +/* { dg-do compile } */ +/* { dg-options "-g -O2" } */ + +struct S { __Int32x4_t b[2]; }; + +void +foo (struct S x) +{ +} diff --git a/gcc/var-tracking.c b/gcc/var-tracking.c index c3d4dac..fb30ec2 100644 --- a/gcc/var-tracking.c +++ b/gcc/var-tracking.c @@ -9653,6 +9653,7 @@ vt_add_function_parameter (tree parm) poly_int64 offset; dataflow_set *out; decl_or_value dv; + bool incoming_ok = true; if (TREE_CODE (parm) != PARM_DECL) return; @@ -9743,6 +9744,7 @@ vt_add_function_parameter (tree parm) if (!vt_get_decl_and_offset (incoming, &decl, &offset)) { + incoming_ok = false; if (MEM_P (incoming)) { /* This means argument is passed by invisible reference. */ @@ -9861,6 +9863,10 @@ vt_add_function_parameter (tree parm) { int i; + /* The following code relies on vt_get_decl_and_offset returning true for + incoming, which might not be always the case. */ + if (!incoming_ok) + return; for (i = 0; i < XVECLEN (incoming, 0); i++) { rtx reg = XEXP (XVECEXP (incoming, 0, i), 0); |