diff --git a/gcc/config/aarch64/aarch64.md b/gcc/config/aarch64/aarch64.md
index fcc5559..82cc561 100644
--- a/gcc/config/aarch64/aarch64.md
+++ b/gcc/config/aarch64/aarch64.md
@@ -2459,15 +2459,19 @@
                           (match_operand:ALLI 3 "register_operand" "")))]
   ""
   {
-    rtx ccreg;
     enum rtx_code code = GET_CODE (operands[1]);

     if (code == UNEQ || code == LTGT)
       FAIL;

-    ccreg = aarch64_gen_compare_reg (code, XEXP (operands[1], 0),
-                                 XEXP (operands[1], 1));
-    operands[1] = gen_rtx_fmt_ee (code, VOIDmode, ccreg, const0_rtx);
+    if (!ccmp_cc_register (XEXP (operands[1], 0),
+                          GET_MODE (XEXP (operands[1], 0))))
+      {
+       rtx ccreg;
+       ccreg = aarch64_gen_compare_reg (code, XEXP (operands[1], 0),
+                                        XEXP (operands[1], 1));
+       operands[1] = gen_rtx_fmt_ee (code, VOIDmode, ccreg, const0_rtx);
+      }
   }
 )

diff --git a/gcc/ifcvt.c b/gcc/ifcvt.c
index 2ca2278..8ee1266 100644
--- a/gcc/ifcvt.c
+++ b/gcc/ifcvt.c
@@ -43,6 +43,7 @@
 #include "vec.h"
 #include "pointer-set.h"
 #include "dbgcnt.h"
+#include "ccmp.h"

 #ifndef HAVE_conditional_move
 #define HAVE_conditional_move 0
@@ -786,6 +787,9 @@ struct noce_if_info

   /* Estimated cost of the particular branch instruction.  */
   int branch_cost;
+
+  /* The COND is a conditional compare or not.  */
+  bool ccmp_p;
 };

 static rtx noce_emit_store_flag (struct noce_if_info *, rtx, int, int);
@@ -1407,9 +1411,16 @@ noce_emit_cmove (struct noce_if_info *if_info,
rtx x, enum rtx_code code,
       end_sequence ();
     }

-  /* Don't even try if the comparison operands are weird.  */
-  if (! general_operand (cmp_a, GET_MODE (cmp_a))
-      || ! general_operand (cmp_b, GET_MODE (cmp_b)))
+  /* Don't even try if the comparison operands are weird
+     except conditional compare.  */
+  if (if_info->ccmp_p)
+    {
+      if (!(GET_MODE_CLASS (GET_MODE (cmp_a)) == MODE_CC
+           || GET_MODE_CLASS (GET_MODE (cmp_b)) == MODE_CC))
+       return NULL_RTX;
+    }
+  else if (! general_operand (cmp_a, GET_MODE (cmp_a))
+          || ! general_operand (cmp_b, GET_MODE (cmp_b)))
     return NULL_RTX;

 #if HAVE_conditional_move
@@ -1849,7 +1860,7 @@ noce_get_alt_condition (struct noce_if_info
*if_info, rtx target,
     }

   cond = canonicalize_condition (if_info->jump, cond, reverse,
-                                earliest, target, false, true);
+                                earliest, target, if_info->ccmp_p, true);
   if (! cond || ! reg_mentioned_p (target, cond))
     return NULL;

@@ -2300,6 +2311,7 @@ noce_get_condition (rtx jump, rtx *earliest,
bool then_else_reversed)
 {
   rtx cond, set, tmp;
   bool reverse;
+  int allow_cc_mode = false;

   if (! any_condjump_p (jump))
     return NULL_RTX;
@@ -2333,10 +2345,21 @@ noce_get_condition (rtx jump, rtx *earliest,
bool then_else_reversed)
       return cond;
     }

+  /* For conditional compare, set ALLOW_CC_MODE to TRUE.  */
+  if (targetm.gen_ccmp_first)
+    {
+      rtx prev = prev_nonnote_nondebug_insn (jump);
+      if (prev
+         && NONJUMP_INSN_P (prev)
+         && BLOCK_FOR_INSN (prev) == BLOCK_FOR_INSN (jump)
+         && ccmp_insn_p (prev))
+       allow_cc_mode = true;
+    }
+
   /* Otherwise, fall back on canonicalize_condition to do the dirty
      work of manipulating MODE_CC values and COMPARE rtx codes.  */
   tmp = canonicalize_condition (jump, cond, reverse, earliest,
-                               NULL_RTX, false, true);
+                               NULL_RTX, allow_cc_mode, true);

   /* We don't handle side-effects in the condition, like handling
      REG_INC notes and making sure no duplicate conditions are emitted.  */
@@ -2577,6 +2600,11 @@ noce_process_if_block (struct noce_if_info *if_info)
   if_info->a = a;
   if_info->b = b;

+  if (targetm.gen_ccmp_first)
+    if (GET_MODE_CLASS (GET_MODE (XEXP (if_info->cond, 0))) == MODE_CC
+       || GET_MODE_CLASS (GET_MODE (XEXP (if_info->cond, 1))) == MODE_CC)
+      if_info->ccmp_p = true;
+
   /* Try optimizations in some approximation of a useful order.  */
   /* ??? Should first look to see if X is live incoming at all.  If it
      isn't, we don't need anything but an unconditional set.  */
diff --git a/gcc/testsuite/gcc.target/aarch64/ccmn-csel-1.c
b/gcc/testsuite/gcc.target/aarch64/ccmn-csel-1.c
new file mode 100644
index 0000000..472c271
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/ccmn-csel-1.c
@@ -0,0 +1,10 @@
+/* { dg-do compile } */
+/* { dg-options " -O2 " } */
+
+int foo (int a, int b, int c, int d)
+{
+  return a < b && c > -5 ? d : 7;
+}
+
+/* { dg-final { scan-assembler "ccmn" } } */
+/* { dg-final { scan-assembler "csel" } } */
diff --git a/gcc/testsuite/gcc.target/aarch64/ccmn-csel-2.c
b/gcc/testsuite/gcc.target/aarch64/ccmn-csel-2.c
new file mode 100644
index 0000000..c7d41d5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/ccmn-csel-2.c
@@ -0,0 +1,10 @@
+/* { dg-do compile } */
+/* { dg-options " -O2 " } */
+
+int foo (int a, int b, int c, int d)
+{
+  return a < b && c > -9 ? d : c;
+}
+
+/* { dg-final { scan-assembler "ccmn" } } */
+/* { dg-final { scan-assembler "csel" } } */
diff --git a/gcc/testsuite/gcc.target/aarch64/ccmn-csel-3.c
b/gcc/testsuite/gcc.target/aarch64/ccmn-csel-3.c
new file mode 100644
index 0000000..9350e5d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/ccmn-csel-3.c
@@ -0,0 +1,10 @@
+/* { dg-do compile } */
+/* { dg-options " -O2 " } */
+
+int foo (int a, int b, int c, int d)
+{
+  return a > b && c <= -2 ? 9 : 7;
+}
+
+/* { dg-final { scan-assembler "ccmn" } } */
+/* { dg-final { scan-assembler "csel" } } */
diff --git a/gcc/testsuite/gcc.target/aarch64/ccmp-csel-1.c
b/gcc/testsuite/gcc.target/aarch64/ccmp-csel-1.c
new file mode 100644
index 0000000..2d0929f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/ccmp-csel-1.c
@@ -0,0 +1,10 @@
+/* { dg-do compile } */
+/* { dg-options " -O2 " } */
+
+int foo (int a, int b, int c, int d)
+{
+  return a < b && c <= d ? d : 7;
+}
+
+/* { dg-final { scan-assembler "ccmp" } } */
+/* { dg-final { scan-assembler "csel" } } */
diff --git a/gcc/testsuite/gcc.target/aarch64/ccmp-csel-2.c
b/gcc/testsuite/gcc.target/aarch64/ccmp-csel-2.c
new file mode 100644
index 0000000..978aa64
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/ccmp-csel-2.c
@@ -0,0 +1,10 @@
+/* { dg-do compile } */
+/* { dg-options " -O2 " } */
+
+int foo (int a, int b, int c, int d)
+{
+  return a < b && c > d ? d : c;
+}
+
+/* { dg-final { scan-assembler "ccmp" } } */
+/* { dg-final { scan-assembler "csel" } } */
diff --git a/gcc/testsuite/gcc.target/aarch64/ccmp-csel-3.c
b/gcc/testsuite/gcc.target/aarch64/ccmp-csel-3.c
new file mode 100644
index 0000000..7db1cd5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/ccmp-csel-3.c
@@ -0,0 +1,10 @@
+/* { dg-do compile } */
+/* { dg-options " -O2 " } */
+
+int foo (int a, int b, int c, int d)
+{
+  return a > b && c <= d ? 9 : 7;
+}
+
+/* { dg-final { scan-assembler "ccmp" } } */
+/* { dg-final { scan-assembler "csel" } } */
