6.0.0-0.10

gcc.spec

@@ -211,6 +211,7 @@ Patch15: gcc6-pr69241.patch
 Patch16: gcc6-pr69628.patch
 Patch17: gcc6-pr69658.patch
 Patch18: gcc6-pr69691.patch
+Patch19: gcc6-pr69274.patch
 
 # On ARM EABI systems, we do want -gnueabi to be part of the
 # target triple.
@@ -782,6 +783,7 @@ rm -f libgo/go/crypto/elliptic/p224{,_test}.go
 %patch16 -p0 -b .pr69628~
 %patch17 -p0 -b .pr69658~
 %patch18 -p0 -b .pr69691~
+%patch19 -p0 -b .pr69274~
 
 %if 0%{?_enable_debug_packages}
 mkdir dwz-wrapper
@@ -3091,6 +3093,7 @@ fi
 - fix character constant error recovery (PR c++/69628)
 - fix invalid diagnostics on C++ array initializers (PR c++/69658)
 - fix RA subreg handling (PR rtl-optimization/69691)
+- fix up 435.gromacs performance regression (PR rtl-optimization/69274)
 
 * Mon Feb  1 2016 Jakub Jelinek <jakub@redhat.com> 6.0.0-0.9
 - update from the trunk

gcc6-libgo-p224.patch

@@ -18,9 +18,9 @@
  	go/crypto/elliptic/p256.go
  
  go_crypto_hmac_files = \
---- libgo/go/crypto/elliptic/elliptic.go.jj	2013-11-07 11:59:09.000000000 +0100
+--- libgo/go/crypto/elliptic/elliptic.go.jj	2016-02-05 20:11:20.000000000 +0100
-+++ libgo/go/crypto/elliptic/elliptic.go	2014-03-05 15:21:04.186462859 +0100
++++ libgo/go/crypto/elliptic/elliptic.go	2016-02-05 22:36:06.145039321 +0100
-@@ -326,7 +326,6 @@ var p384 *CurveParams
+@@ -338,7 +338,6 @@ var p384 *CurveParams
  var p521 *CurveParams
  
  func initAll() {
@@ -28,8 +28,8 @@
  	initP256()
  	initP384()
  	initP521()
---- libgo/go/crypto/elliptic/elliptic_test.go.jj	2013-11-07 11:59:09.000000000 +0100
+--- libgo/go/crypto/elliptic/elliptic_test.go.jj	2016-02-05 20:11:19.000000000 +0100
-+++ libgo/go/crypto/elliptic/elliptic_test.go	2014-03-05 15:46:03.739373453 +0100
++++ libgo/go/crypto/elliptic/elliptic_test.go	2016-02-05 22:37:37.857772875 +0100
 @@ -5,39 +5,16 @@
  package elliptic
  
@@ -138,7 +138,7 @@
  		{"p256", P256()},
  	}
  
-@@ -419,53 +360,13 @@ func TestInfinity(t *testing.T) {
+@@ -419,21 +360,10 @@ func TestInfinity(t *testing.T) {
  	}
  }
  
@@ -161,7 +161,8 @@
  	k, _ := new(big.Int).SetString(e.k, 10)
  	b.StartTimer()
  	for i := 0; i < b.N; i++ {
- 		p256.ScalarBaseMult(k.Bytes())
+@@ -452,32 +382,3 @@ func BenchmarkScalarMultP256(b *testing.
+ 		p256.ScalarMult(x, y, priv)
  	}
  }
 -
@@ -193,8 +194,8 @@
 -		t.Error("P224 failed to validate a correct point")
 -	}
 -}
---- libgo/go/crypto/ecdsa/ecdsa_test.go.jj	2012-11-15 18:26:56.000000000 +0100
+--- libgo/go/crypto/ecdsa/ecdsa_test.go.jj	2016-02-05 20:10:59.000000000 +0100
-+++ libgo/go/crypto/ecdsa/ecdsa_test.go	2014-03-05 15:26:38.461442929 +0100
++++ libgo/go/crypto/ecdsa/ecdsa_test.go	2016-02-05 22:41:54.916215999 +0100
 @@ -33,7 +33,6 @@ func testKeyGeneration(t *testing.T, c e
  }
  
@@ -203,7 +204,7 @@
  	if testing.Short() {
  		return
  	}
-@@ -63,7 +62,6 @@ func testSignAndVerify(t *testing.T, c e
+@@ -98,7 +97,6 @@ func testSignAndVerify(t *testing.T, c e
  }
  
  func TestSignAndVerify(t *testing.T) {
@@ -211,7 +212,23 @@
  	if testing.Short() {
  		return
  	}
-@@ -129,8 +127,6 @@ func TestVectors(t *testing.T) {
+@@ -135,7 +133,6 @@ func testNonceSafety(t *testing.T, c ell
+ }
+ 
+ func TestNonceSafety(t *testing.T) {
+-	testNonceSafety(t, elliptic.P224(), "p224")
+ 	if testing.Short() {
+ 		return
+ 	}
+@@ -170,7 +167,6 @@ func testINDCCA(t *testing.T, c elliptic
+ }
+ 
+ func TestINDCCA(t *testing.T) {
+-	testINDCCA(t, elliptic.P224(), "p224")
+ 	if testing.Short() {
+ 		return
+ 	}
+@@ -236,8 +232,6 @@ func TestVectors(t *testing.T) {
  			parts := strings.SplitN(line, ",", 2)
  
  			switch parts[0] {
@@ -220,9 +237,9 @@
  			case "P-256":
  				pub.Curve = elliptic.P256()
  			case "P-384":
---- libgo/go/crypto/x509/x509.go.jj	2013-11-07 11:59:09.000000000 +0100
+--- libgo/go/crypto/x509/x509.go.jj	2016-02-05 20:11:19.000000000 +0100
-+++ libgo/go/crypto/x509/x509.go	2014-03-05 15:27:37.022439437 +0100
++++ libgo/go/crypto/x509/x509.go	2016-02-05 22:36:06.147039294 +0100
-@@ -308,9 +308,6 @@ func getPublicKeyAlgorithmFromOID(oid as
+@@ -334,9 +334,6 @@ func getPublicKeyAlgorithmFromOID(oid as
  
  // RFC 5480, 2.1.1.1. Named Curve
  //
@@ -232,7 +249,7 @@
  // secp256r1 OBJECT IDENTIFIER ::= {
  //   iso(1) member-body(2) us(840) ansi-X9-62(10045) curves(3)
  //   prime(1) 7 }
-@@ -323,7 +320,6 @@ func getPublicKeyAlgorithmFromOID(oid as
+@@ -349,7 +346,6 @@ func getPublicKeyAlgorithmFromOID(oid as
  //
  // NB: secp256r1 is equivalent to prime256v1
  var (
@@ -240,7 +257,7 @@
  	oidNamedCurveP256 = asn1.ObjectIdentifier{1, 2, 840, 10045, 3, 1, 7}
  	oidNamedCurveP384 = asn1.ObjectIdentifier{1, 3, 132, 0, 34}
  	oidNamedCurveP521 = asn1.ObjectIdentifier{1, 3, 132, 0, 35}
-@@ -331,8 +327,6 @@ var (
+@@ -357,8 +353,6 @@ var (
  
  func namedCurveFromOID(oid asn1.ObjectIdentifier) elliptic.Curve {
  	switch {
@@ -249,7 +266,7 @@
  	case oid.Equal(oidNamedCurveP256):
  		return elliptic.P256()
  	case oid.Equal(oidNamedCurveP384):
-@@ -345,8 +339,6 @@ func namedCurveFromOID(oid asn1.ObjectId
+@@ -371,8 +365,6 @@ func namedCurveFromOID(oid asn1.ObjectId
  
  func oidFromNamedCurve(curve elliptic.Curve) (asn1.ObjectIdentifier, bool) {
  	switch curve {
@@ -258,7 +275,7 @@
  	case elliptic.P256():
  		return oidNamedCurveP256, true
  	case elliptic.P384():
-@@ -1466,7 +1458,7 @@ func signingParamsForPublicKey(pub inter
+@@ -1502,7 +1494,7 @@ func signingParamsForPublicKey(pub inter
  		pubType = ECDSA
  
  		switch pub.Curve {
@@ -267,8 +284,8 @@
  			hashFunc = crypto.SHA256
  			sigAlgo.Algorithm = oidSignatureECDSAWithSHA256
  		case elliptic.P384():
---- libgo/go/crypto/elliptic/p224.go.jj	2012-11-15 18:26:57.000000000 +0100
+--- libgo/go/crypto/elliptic/p224.go.jj	2016-01-15 10:58:09.000000000 +0100
-+++ libgo/go/crypto/elliptic/p224.go	2014-03-05 15:30:01.189430842 +0100
++++ libgo/go/crypto/elliptic/p224.go	2016-02-05 22:36:06.147039294 +0100
 @@ -1,765 +0,0 @@
 -// Copyright 2012 The Go Authors.  All rights reserved.
 -// Use of this source code is governed by a BSD-style
@@ -1035,8 +1052,8 @@
 -
 -	return new(big.Int).SetBytes(buf[:])
 -}
---- libgo/go/crypto/elliptic/p224_test.go.jj	2012-11-15 18:26:57.000000000 +0100
+--- libgo/go/crypto/elliptic/p224_test.go.jj	2016-01-15 10:58:09.000000000 +0100
-+++ libgo/go/crypto/elliptic/p224_test.go	2014-03-05 15:29:58.743430988 +0100
++++ libgo/go/crypto/elliptic/p224_test.go	2016-02-05 22:36:06.148039280 +0100
 @@ -1,47 +0,0 @@
 -// Copyright 2012 The Go Authors.  All rights reserved.
 -// Use of this source code is governed by a BSD-style
@@ -1085,9 +1102,9 @@
 -		}
 -	}
 -}
---- libgo/go/crypto/elliptic/p256.go.jj	2013-11-07 11:59:09.000000000 +0100
+--- libgo/go/crypto/elliptic/p256.go.jj	2016-02-05 20:11:19.000000000 +0100
-+++ libgo/go/crypto/elliptic/p256.go	2014-03-05 15:34:31.910414701 +0100
++++ libgo/go/crypto/elliptic/p256.go	2016-02-05 22:36:06.148039280 +0100
-@@ -233,6 +233,8 @@ func p256ReduceCarry(inout *[p256Limbs]u
+@@ -235,6 +235,8 @@ func p256ReduceCarry(inout *[p256Limbs]u
  	inout[7] += carry << 25
  }
  
@@ -1096,7 +1113,7 @@
  // p256Sum sets out = in+in2.
  //
  // On entry, in[i]+in2[i] must not overflow a 32-bit word.
-@@ -265,6 +267,7 @@ const (
+@@ -267,6 +269,7 @@ const (
  	two31m2    = 1<<31 - 1<<2
  	two31p24m2 = 1<<31 + 1<<24 - 1<<2
  	two30m27m2 = 1<<30 - 1<<27 - 1<<2

gcc6-pr69274.patch

@@ -0,0 +1,22 @@
+2016-02-05   Richard Biener  <rguenther@suse.de>
+
+	PR rtl-optimization/69274
+	* ira.c (ira_setup_alts): Do not change recog_data.operand
+	order.
+
+--- gcc/ira.c	(revision 231814)
++++ gcc/ira.c	(working copy)
+@@ -1888,10 +1888,11 @@ ira_setup_alts (rtx_insn *insn, HARD_REG
+ 	}
+       if (commutative < 0)
+ 	break;
+-      if (curr_swapped)
+-	break;
++      /* Swap forth and back to avoid changing recog_data.  */
+       std::swap (recog_data.operand[commutative],
+ 		 recog_data.operand[commutative + 1]);
++      if (curr_swapped)
++	break;
+     }
+ }
+