diff options
| author | Vladimir Makarov <vmakarov@redhat.com> | 2012-12-07 21:06:38 +0000 |
|---|---|---|
| committer | Vladimir Makarov <vmakarov@gcc.gnu.org> | 2012-12-07 21:06:38 +0000 |
| commit | 9011b0f6b7523f9b9d24c5e93ec7d1d08abeb8ae (patch) | |
| tree | e6b43530f6565d0bf1ddeb68f898de429a8ff9af | |
| parent | 62defc56c50c8abf92821432536314e4948b6d3a (diff) | |
| download | gcc-9011b0f6b7523f9b9d24c5e93ec7d1d08abeb8ae.zip gcc-9011b0f6b7523f9b9d24c5e93ec7d1d08abeb8ae.tar.gz gcc-9011b0f6b7523f9b9d24c5e93ec7d1d08abeb8ae.tar.bz2 | |
re PR rtl-optimization/55141 (wrong code with -fno-split-wide-types)
2012-12-07 Vladimir Makarov <vmakarov@redhat.com>
testsuite/gcc.target/i386/pr55141.c
* lra-constraints.c (lra_constraints): Use biggest mode for
df_set_regs_ever_live.
2012-12-07 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/55141
* gcc.target/i386/pr55141.c: New.
From-SVN: r194308
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/lra-constraints.c | 3 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr55141.c | 29 |
4 files changed, 42 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6b8318f..aa60fa6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2012-12-07 Vladimir Makarov <vmakarov@redhat.com> + + testsuite/gcc.target/i386/pr55141.c + * lra-constraints.c (lra_constraints): Use biggest mode for + df_set_regs_ever_live. + 2012-12-07 Jan Hubicka <jh@suse.cz> * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Add UPPER_BOUND diff --git a/gcc/lra-constraints.c b/gcc/lra-constraints.c index f6d5ac3..2045b00 100644 --- a/gcc/lra-constraints.c +++ b/gcc/lra-constraints.c @@ -3329,8 +3329,9 @@ lra_constraints (bool first_p) reg = regno_reg_rtx[i]; if ((hard_regno = lra_get_regno_hard_regno (i)) >= 0) { - int j, nregs = hard_regno_nregs[hard_regno][PSEUDO_REGNO_MODE (i)]; + int j, nregs; + nregs = hard_regno_nregs[hard_regno][lra_reg_info[i].biggest_mode]; for (j = 0; j < nregs; j++) df_set_regs_ever_live (hard_regno + j, true); } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 1fd69fa..7a1ec4a 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2012-12-07 Vladimir Makarov <vmakarov@redhat.com> + + PR rtl-optimization/55141 + * gcc.target/i386/pr55141.c: New. + 2012-12-07 Dodji Seketeli <dodji@redhat.com> PR c++/54401 diff --git a/gcc/testsuite/gcc.target/i386/pr55141.c b/gcc/testsuite/gcc.target/i386/pr55141.c new file mode 100644 index 0000000..a457755 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr55141.c @@ -0,0 +1,29 @@ +/* { dg-do run } */ +/* { dg-options "-O -fno-split-wide-types" } */ + +typedef struct +{ + long int p_x, p_y; +} Point; + +static __attribute__ ((noinline, noclone)) + void foo (Point p0, Point p1, Point p2, Point p3) +{ + if (p0.p_x != 1 + || p1.p_x != 3 + || p2.p_x != 5 + || p3.p_x != 7) + __builtin_abort (); +} + +int +main (int argc, char *argv[]) +{ + Point p0, p1, p2, p3, p4, p5; + p0.p_x = 1; + p1.p_x = 3; + p2.p_x = 5; + p3.p_x = 7; + foo (p0, p1, p2, p3); + return 0; +} |