From 58cff58c8ea7177676ac869d564697a85e023249 Mon Sep 17 00:00:00 2001
From: "Naveen H.S" <Naveen.Hurugalawadi@caviumnetworks.com>
Date: Thu, 25 Apr 2013 12:21:13 +0000
Subject: [PATCH] gcc/

2013-04-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* config/aarch64/aarch64.md
	(*cmp_swp_<optab><ALLX:mode>_shft_<GPI:mode>): New pattern.

gcc/testsuite/

2013-04-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* gcc.target/aarch64/cmp.c: New.

From-SVN: r198303
---
 gcc/ChangeLog                          |  5 +++
 gcc/config/aarch64/aarch64.md          | 12 +++++++
 gcc/testsuite/ChangeLog                |  4 +++
 gcc/testsuite/gcc.target/aarch64/cmp.c | 61 ++++++++++++++++++++++++++++++++++
 4 files changed, 82 insertions(+)
 create mode 100644 gcc/testsuite/gcc.target/aarch64/cmp.c

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e281812..085124c 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,10 @@
 2013-04-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
 
+	* config/aarch64/aarch64.md 
+	(*cmp_swp_<optab><ALLX:mode>_shft_<GPI:mode>): New pattern.
+
+2013-04-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
+
 	* config/aarch64/aarch64.md (*ngc<mode>): New pattern.
 	(*ngcsi_uxtw): New pattern.
 
diff --git a/gcc/config/aarch64/aarch64.md b/gcc/config/aarch64/aarch64.md
index 3e10591..2d83054 100644
--- a/gcc/config/aarch64/aarch64.md
+++ b/gcc/config/aarch64/aarch64.md
@@ -2339,6 +2339,18 @@
    (set_attr "mode" "<GPI:MODE>")]
 )
 
+(define_insn "*cmp_swp_<optab><ALLX:mode>_shft_<GPI:mode>"
+  [(set (reg:CC_SWP CC_REGNUM)
+	(compare:CC_SWP (ashift:GPI
+			 (ANY_EXTEND:GPI
+			  (match_operand:ALLX 0 "register_operand" "r"))
+			 (match_operand:QI 1 "aarch64_shift_imm_<mode>" "n"))
+	(match_operand:GPI 2 "register_operand" "r")))]
+  ""
+  "cmp\\t%<GPI:w>2, %<GPI:w>0, <su>xt<ALLX:size> %1"
+  [(set_attr "v8type" "alus_ext")
+   (set_attr "mode" "<GPI:MODE>")]
+)
 
 ;; -------------------------------------------------------------------
 ;; Store-flag and conditional select insns
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 035ea20..3de1dff 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,9 @@
 2013-04-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
 
+	* gcc.target/aarch64/cmp.c: New.
+
+2013-04-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
+
 	* gcc.target/aarch64/ngc.c: New.
 
 2013-04-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
diff --git a/gcc/testsuite/gcc.target/aarch64/cmp.c b/gcc/testsuite/gcc.target/aarch64/cmp.c
new file mode 100644
index 0000000..ee57dd2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/cmp.c
@@ -0,0 +1,61 @@
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+int
+cmp_si_test1 (int a, int b, int c)
+{
+  if (a > b)
+    return a + c;
+  else
+    return a + b + c;
+}
+
+int
+cmp_si_test2 (int a, int b, int c)
+{
+  if ((a >> 3) > b)
+    return a + c;
+  else
+    return a + b + c;
+}
+
+typedef long long s64;
+
+s64
+cmp_di_test1 (s64 a, s64 b, s64 c)
+{
+  if (a > b)
+    return a + c;
+  else
+    return a + b + c;
+}
+
+s64
+cmp_di_test2 (s64 a, s64 b, s64 c)
+{
+  if ((a >> 3) > b)
+    return a + c;
+  else
+    return a + b + c;
+}
+
+int
+cmp_di_test3 (int a, s64 b, s64 c)
+{
+  if (a > b)
+    return a + c;
+  else
+    return a + b + c;
+}
+
+int
+cmp_di_test4 (int a, s64 b, s64 c)
+{
+  if (((s64)a << 3) > b)
+    return a + c;
+  else
+    return a + b + c;
+}
+
+/* { dg-final { scan-assembler-times "cmp\tw\[0-9\]+, w\[0-9\]+" 2 } } */
+/* { dg-final { scan-assembler-times "cmp\tx\[0-9\]+, x\[0-9\]+" 4 } } */
-- 
2.7.4