+2013-03-19 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/56273
+ * passes.c (init_optimization_passes): Move second VRP after DOM.
+
2013-03-19 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*movti_internal): Merge from
NEXT_PASS (pass_lower_vector_ssa);
NEXT_PASS (pass_cse_reciprocals);
NEXT_PASS (pass_reassoc);
- NEXT_PASS (pass_vrp);
NEXT_PASS (pass_strength_reduction);
NEXT_PASS (pass_dominator);
/* The only const/copy propagation opportunities left after
only examines PHIs to discover const/copy propagation
opportunities. */
NEXT_PASS (pass_phi_only_cprop);
+ NEXT_PASS (pass_vrp);
NEXT_PASS (pass_cd_dce);
NEXT_PASS (pass_tracer);
+2013-03-19 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/56273
+ * gcc.dg/tree-ssa/vrp47.c: Adjust.
+ * c-c++-common/uninit-17.c: Likewise.
+
2013-03-18 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/56635
jumps when evaluating an && condition. VRP is not able to optimize
this. */
/* { dg-do compile { target { ! "mips*-*-* s390*-*-* avr-*-* mn10300-*-*" } } } */
-/* { dg-options "-O2 -fdump-tree-vrp1 -fdump-tree-dom1 -fdump-tree-dom2" } */
+/* { dg-options "-O2 -fdump-tree-vrp1 -fdump-tree-dom1 -fdump-tree-vrp2" } */
/* { dg-additional-options "-march=i586" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
/* Skip on ARM Cortex-M0, where LOGICAL_OP_NON_SHORT_CIRCUIT is set to false,
leading to two conditional jumps when evaluating an && condition. VRP is
0 or 1. */
/* { dg-final { scan-tree-dump-times "\[xy\]\[^ \]* !=" 0 "vrp1" } } */
-/* This one needs more copy propagation that only happens in dom1. */
-/* { dg-final { scan-tree-dump-times "x\[^ \]* & y" 1 "dom1" { xfail *-*-* } } } */
-/* { dg-final { scan-tree-dump-times "x\[^ \]* & y" 1 "dom2" } } */
-/* { dg-final { scan-tree-dump-times "x\[^ \]* & y" 1 "vrp1" { xfail *-*-* } } } */
-
-/* These two are fully simplified by VRP. */
+/* These two are fully simplified by VRP1. */
/* { dg-final { scan-tree-dump-times "x\[^ \]* \[|\] y" 1 "vrp1" } } */
/* { dg-final { scan-tree-dump-times "x\[^ \]* \\^ 1" 1 "vrp1" } } */
+/* VRP2 gets rid of the remaining & 1 operations, x and y are always
+ either 0 or 1. */
+/* { dg-final { scan-tree-dump-times " & 1;" 0 "vrp2" } } */
+
/* { dg-final { cleanup-tree-dump "vrp1" } } */
/* { dg-final { cleanup-tree-dump "dom1" } } */
-/* { dg-final { cleanup-tree-dump "dom2" } } */
+/* { dg-final { cleanup-tree-dump "vrp2" } } */