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re PR rtl-optimization/56957 (ICE in add_insn_after, at emit-rtl.c:3783)

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PR rtl-optimization/56957
        PR rtl-optimization/57105

        * sel-sched.c (move_op_orig_expr_found): Remove insn_emitted
        variable.  Use just INSN_UID for determining whether an insn
        should be only disconnected from the insn stream.
        * sel-sched-ir.h (EXPR_WAS_CHANGED): Remove.

	* gcc.dg/pr57105.c: New test.

From-SVN: r198449
This commit is contained in:
Andrey Belevantsev 2013-04-30 14:55:52 +04:00 • committed by Andrey Belevantsev
parent abc27962b8
commit 54b8379a26
5 changed files with 36 additions and 6 deletions
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10
gcc/ChangeLog
View file

@ -1,3 +1,13 @@
2013-04-30 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/56957
PR rtl-optimization/57105
* sel-sched.c (move_op_orig_expr_found): Remove insn_emitted
variable. Use just INSN_UID for determining whether an insn
should be only disconnected from the insn stream.
* sel-sched-ir.h (EXPR_WAS_CHANGED): Remove.
2013-04-30 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/57104

2
gcc/sel-sched-ir.h
View file

@ -191,8 +191,6 @@ typedef expr_def *expr_t;
#define EXPR_WAS_RENAMED(EXPR) ((EXPR)->was_renamed)
#define EXPR_CANT_MOVE(EXPR) ((EXPR)->cant_move)
#define EXPR_WAS_CHANGED(EXPR) (EXPR_HISTORY_OF_CHANGES (EXPR).length () > 0)
/* Insn definition for list of original insns in find_used_regs. */
struct _def
{

7
gcc/sel-sched.c
View file

@ -6051,14 +6051,13 @@ move_op_orig_expr_found (insn_t insn, expr_t expr,
cmpd_local_params_p lparams ATTRIBUTE_UNUSED,
void *static_params)
{
bool only_disconnect, insn_emitted;
bool only_disconnect;
moveop_static_params_p params = (moveop_static_params_p) static_params;
copy_expr_onside (params->c_expr, INSN_EXPR (insn));
track_scheduled_insns_and_blocks (insn);
insn_emitted = handle_emitting_transformations (insn, expr, params);
only_disconnect = (params->uid == INSN_UID (insn)
&& ! insn_emitted && ! EXPR_WAS_CHANGED (expr));
handle_emitting_transformations (insn, expr, params);
only_disconnect = params->uid == INSN_UID (insn);
/* Mark that we've disconnected an insn. */
if (only_disconnect)

5
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,8 @@
2013-04-30 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/57105
* gcc.dg/pr57105.c: New test.
2013-04-30 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/57104

18
gcc/testsuite/gcc.dg/pr57105.c Normal file
View file

@ -0,0 +1,18 @@
/* { dg-do compile { target powerpc*-*-* ia64-*-* i?86-*-* x86_64-*-* } } */
/* { dg-options "-Os -fselective-scheduling2 -g" } */
int bar (int);
int *baz (int *);
void
foo (int a)
{
while (bar (0))
{
int *c = baz (0);
if (a)
{
int i = *baz (c);
}
bar (*baz (c));
}
}