From 55b2de7516de84ee94926fd4466ceb34c49a93c3 Mon Sep 17 00:00:00 2001
From: Uros Bizjak <uros@kss-loka.si>
Date: Tue, 30 May 2006 08:12:30 +0200
Subject: [PATCH] re PR target/27790 (Unrecognizable insn with -ftree-vectorize
-O1 -msse2)
PR target/27790
* config/i386/i386.c (ix86_expand_int_vcond): Force cop0
into register for (code == GTU).
testsuite/ChangeLog:
* gcc.target/i386/pr27790.c: New test.
From-SVN: r114229
---
gcc/ChangeLog | 6 ++++++
gcc/config/i386/i386.c | 2 ++
gcc/testsuite/ChangeLog | 5 +++++
gcc/testsuite/gcc.target/i386/pr27790.c | 9 +++++++++
4 files changed, 22 insertions(+)
create mode 100644 gcc/testsuite/gcc.target/i386/pr27790.c
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 97ec80cda039..1ad4ac82dcb0 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2006-05-30 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/27790
+ * config/i386/i386.c (ix86_expand_int_vcond): Force cop0
+ into register for (code == GTU).
+
2006-05-29 Roger Sayle <roger@eyesopen.com>
PR tree-optimization/24964
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index a557c16859cf..8c33150bd783 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -11485,6 +11485,8 @@ ix86_expand_int_vcond (rtx operands[])
tricks to turn this into a signed comparison against 0. */
if (code == GTU)
{
+ cop0 = force_reg (mode, cop0);
+
switch (mode)
{
case V4SImode:
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 37ab802318d3..eedd466c2ca0 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2006-05-30 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/27790
+ * gcc.target/i386/pr27790.c: New test.
+
2006-05-29 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/27757
diff --git a/gcc/testsuite/gcc.target/i386/pr27790.c b/gcc/testsuite/gcc.target/i386/pr27790.c
new file mode 100644
index 000000000000..e8986c4158ac
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr27790.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* { dg-options "-O -ftree-vectorize -msse2" } */
+
+void binarize (int npixels, unsigned char *b)
+{
+ int i;
+ for (i = 0; i < npixels; i++)
+ b[i] = (b[i] > 225 ? 0xff : 0);
+}
--
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