From d819472d13b5cbe78afb3e71566428a9104138d4 Mon Sep 17 00:00:00 2001
From: Uros Bizjak <uros@gcc.gnu.org>
Date: Thu, 28 Jan 2010 18:58:03 +0100
Subject: [PATCH] re PR target/42891 (ice in extract_insn, at recog.c:2097)
PR target/42891
* config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
in the call to gen_x86_movsicc_0_m1.
testsuite/ChangeLog:
PR target/42891
* gcc.target/i386/pr42891.c: New test.
From-SVN: r156327
---
gcc/ChangeLog | 14 ++++++++++----
gcc/config/i386/i386.c | 10 ++++------
gcc/testsuite/ChangeLog | 5 +++++
gcc/testsuite/gcc.target/i386/pr42891.c | 13 +++++++++++++
4 files changed, 32 insertions(+), 10 deletions(-)
create mode 100644 gcc/testsuite/gcc.target/i386/pr42891.c
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ff0e868649b5..cae4c1337871 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2010-01-28 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/42891
+ * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
+ in the call to gen_x86_movsicc_0_m1.
+
2010-01-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42871
@@ -17,7 +23,7 @@
2010-01-28 Razya Ladelsky <razya@il.ibm.com>
- * tree-parloops.c (transform_to_exit_first_loop): Update the basic
+ * tree-parloops.c (transform_to_exit_first_loop): Update the basic
block list passed to gimple_duplicate_sese_tail.
(parallelize_loops): Avoid parallelization when the function
has_nonlocal_label.
@@ -91,7 +97,7 @@
PR target/42841
* config/sh/sh.c (find_barrier): Increase length for non delayed
conditional branches.
-
+
2010-01-27 Matthias Klose <doko@ubuntu.com>
* configure.ac (gnu-unique-object): Fix ldd version check.
@@ -238,8 +244,8 @@
2010-01-21 Andrew Haley <aph@redhat.com>
- * gcc.c (process_command): Move lang_specific_driver before
- setting cc_libexec_prefix.
+ * gcc.c (process_command): Move lang_specific_driver before
+ setting cc_libexec_prefix.
2010-01-21 Richard Guenther <rguenther@suse.de>
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 84b652f2f812..5bc4a64a29d0 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -15381,7 +15381,7 @@ ix86_expand_int_movcc (rtx operands[])
enum rtx_code code = GET_CODE (operands[1]), compare_code;
rtx compare_seq, compare_op;
enum machine_mode mode = GET_MODE (operands[0]);
- bool sign_bit_compare_p = false;;
+ bool sign_bit_compare_p = false;
start_sequence ();
ix86_compare_op0 = XEXP (operands[1], 0);
@@ -15422,7 +15422,6 @@ ix86_expand_int_movcc (rtx operands[])
if (!sign_bit_compare_p)
{
rtx flags;
- rtx (*insn)(rtx, rtx, rtx);
bool fpcmp = false;
compare_code = GET_CODE (compare_op);
@@ -15463,11 +15462,10 @@ ix86_expand_int_movcc (rtx operands[])
tmp = gen_reg_rtx (mode);
if (mode == DImode)
- insn = gen_x86_movdicc_0_m1;
+ emit_insn (gen_x86_movdicc_0_m1 (tmp, flags, compare_op));
else
- insn = gen_x86_movsicc_0_m1;
-
- emit_insn (insn (tmp, flags, compare_op));
+ emit_insn (gen_x86_movsicc_0_m1 (gen_lowpart (SImode, tmp),
+ flags, compare_op));
}
else
{
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 427969623415..b754ad45bd21 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2010-01-28 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/42891
+ * gcc.target/i386/pr42891.c: New test.
+
2010-01-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42871
diff --git a/gcc/testsuite/gcc.target/i386/pr42891.c b/gcc/testsuite/gcc.target/i386/pr42891.c
new file mode 100644
index 000000000000..e3c7b9cf83b2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr42891.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+union B { int i; float f; };
+
+extern void bar (void);
+
+void
+foo (union B x, union B y)
+{
+ if (!(y.f > x.i))
+ bar ();
+}
--
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