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| author | Jakub Jelinek <jakub@redhat.com> | 2012-01-20 20:39:48 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2012-01-20 20:39:48 +0100 |
| commit | 4c2708c580c18c704c0178b87f106828b0e13ae7 (patch) | |
| tree | 063d2b262a41b71bdf41fd0e9765c077e28891ca /gcc | |
| parent | 2d663cb94cae4396a78299c7da834eb7251a3079 (diff) | |
| download | gcc-4c2708c580c18c704c0178b87f106828b0e13ae7.zip gcc-4c2708c580c18c704c0178b87f106828b0e13ae7.tar.gz gcc-4c2708c580c18c704c0178b87f106828b0e13ae7.tar.bz2 | |
re PR target/51915 (ICE in output_move_double)
PR target/51915
* config/arm/arm.c (arm_count_output_move_double_insns): Call
output_move_double on a copy of operands array.
* gcc.target/arm/pr51915.c: New test.
From-SVN: r183349
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/arm/arm.c | 7 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/arm/pr51915.c | 13 |
4 files changed, 30 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 9b05b3b..7a15ad0 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2012-01-20 Jakub Jelinek <jakub@redhat.com> + + PR target/51915 + * config/arm/arm.c (arm_count_output_move_double_insns): Call + output_move_double on a copy of operands array. + 2012-01-20 Cary Coutant <ccoutant@google.com> Dodji Seketeli <dodji@redhat.com> diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c index f6b3412..8f1412a 100644 --- a/gcc/config/arm/arm.c +++ b/gcc/config/arm/arm.c @@ -24664,7 +24664,12 @@ int arm_count_output_move_double_insns (rtx *operands) { int count; - output_move_double (operands, false, &count); + rtx ops[2]; + /* output_move_double may modify the operands array, so call it + here on a copy of the array. */ + ops[0] = operands[0]; + ops[1] = operands[1]; + output_move_double (ops, false, &count); return count; } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 860f7a8..61eb186 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2012-01-20 Jakub Jelinek <jakub@redhat.com> + + PR target/51915 + * gcc.target/arm/pr51915.c: New test. + 2012-01-20 Cary Coutant <ccoutant@google.com> Dodji Seketeli <dodji@redhat.com> diff --git a/gcc/testsuite/gcc.target/arm/pr51915.c b/gcc/testsuite/gcc.target/arm/pr51915.c new file mode 100644 index 0000000..81bc4eb --- /dev/null +++ b/gcc/testsuite/gcc.target/arm/pr51915.c @@ -0,0 +1,13 @@ +/* PR target/51915 */ +/* { dg-do compile } */ +/* { dg-options "-march=armv7-a -mfloat-abi=hard -O2" } */ + +struct S { int s1; void *s2; }; +struct T { struct S t1; unsigned long long t2; }; +struct S *foo (unsigned long long); + +struct S * +bar (struct S *x) +{ + return foo (((struct T *) x)->t2); +} |