Re: [OE-core] [thud][PATCH v2] gcc: CVE fix for gcc
On 9/16/19 10:31 PM, mikko.rap...@bmw.de wrote:
> On Mon, Sep 16, 2019 at 08:37:28PM +, Muminul Islam wrote:
>> Signed-off-by: Muminul Islam
>> ---
>> meta/recipes-devtools/gcc/gcc-8.2.inc | 2 +
>> .../gcc/gcc/0042-CVE-2019-15847_1.patch | 570
>> .../gcc/gcc/0043-CVE-2019-15847_2.patch | 640 ++
>> 3 files changed, 1212 insertions(+)
>> create mode 100644 meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
>> create mode 100644 meta/recipes-devtools/gcc/gcc/0043-CVE-2019-15847_2.patch
>>
>> diff --git a/meta/recipes-devtools/gcc/gcc-8.2.inc
>> b/meta/recipes-devtools/gcc/gcc-8.2.inc
>> index 866a77558b..cab494989e 100644
>> --- a/meta/recipes-devtools/gcc/gcc-8.2.inc
>> +++ b/meta/recipes-devtools/gcc/gcc-8.2.inc
>> @@ -70,6 +70,8 @@ SRC_URI = "\
>> file://0039-Fix-for-testsuite-failure.patch \
>> file://0040-Re-introduce-spe-commandline-options.patch \
>> file://0041-ARC-fix-spec-gen.patch \
>> + file://0042-CVE-2019-15847_1.patch \
>> + file://0043-CVE-2019-15847_2.patch \
>> ${BACKPORTS} \
>> "
>> BACKPORTS = "\
>> diff --git a/meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
>> b/meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
>> new file mode 100644
>> index 00..edebf2fb41
>> --- /dev/null
>> +++ b/meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
>> @@ -0,0 +1,570 @@
>> +From 3efdb8c4afcbc5e07d33b05ab8c2bf88f42f4890 Mon Sep 17 00:00:00 2001
>> +From: segher
>> +Date: Thu, 22 Aug 2019 19:36:21 +
>> +Subject: [PATCH] rs6000: Use unspec_volatile for darn (PR91481)
>> +Reply-To: muis...@microsoft.com
>> +
>> +Every call to darn should deliver a *new* random number; such calls
>> +should not be CSEd together. So they should be unspec_volatile, not
>> +plain unspec.
>> +
>> +PR target/91481
>> +* config/rs6000/rs6000.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
>> +and UNSPEC_DARN_RAW.
>> +(unspecv): New enumerator values UNSPECV_DARN, UNSPECV_DARN_32, and
>> +UNSPECV_DARN_RAW.
>> +(darn_32): Use an unspec_volatile, and UNSPECV_DARN_32.
>> +(darn_raw): Use an unspec_volatile, and UNSPECV_DARN_RAW.
>> +(darn): Use an unspec_volatile, and UNSPECV_DARN.
>> +
>> +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@274835
>> 138bc75d-0d04-0410-961f-82ee72b054a4
>> +Signed-off-by: Muminul Islam
>> +
>> +CVE: CVE-2019-15847
>> +Upstream-Status: Backport
>> +---
>> + gcc/ChangeLog | 336 +++-
>> + gcc/config/rs6000/rs6000.md | 169 +-
>> + 2 files changed, 503 insertions(+), 2 deletions(-)
>> +
>> +diff --git a/gcc/ChangeLog b/gcc/ChangeLog
>> +index b93dae5dfb0..dc22d7e43b7 100644
>> +--- a/gcc/ChangeLog
>> b/gcc/ChangeLog
> This changelog is not correct for only fixing PR 91481.
>
> Because every upstream commit basically adds to the changelog and makes
> all cherry-picks and backports fail, I would be fine in omitting
> any changes to it in patches like this.
I agree, We have done this with other toolchain backports.
- armin
>
> -Mikko
>
>> +@@ -1,4 +1,338 @@
>> +-2018-07-26 Release Manager
>> ++2019-08-22 Segher Boessenkool
>> ++
>> ++ PR target/91481
>> ++ * config/rs6000/rs6000.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
>> ++ and UNSPEC_DARN_RAW.
>> ++ (unspecv): New enumerator values UNSPECV_DARN, UNSPECV_DARN_32, and
>> ++ UNSPECV_DARN_RAW.
>> ++ (darn_32): Use an unspec_volatile, and UNSPECV_DARN_32.
>> ++ (darn_raw): Use an unspec_volatile, and UNSPECV_DARN_RAW.
>> ++ (darn): Use an unspec_volatile, and UNSPECV_DARN.
>> ++
>> ++2019-08-22 Segher Boessenkool
>> ++
>> ++ * config/rs6000/altivec.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
>> ++ UNSPEC_DARN_RAW, UNSPEC_CMPRB, UNSPEC_CMPRB2, UNSPEC_CMPEQB; move to...
>> ++ * config/rs6000/rs6000.md (unspec): ... here.
>> ++ * config/rs6000/altivec.md (darn_32, darn_raw, darn, cmprb,
>> ++ *cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
>> ++ cmpeqb, *cmpeqb_internal): Delete, move to...
>> ++ * config/rs6000/rs6000.md (darn_32, darn_raw, darn, cmprb,
>> ++ *cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
>> ++ cmpeqb, *cmpeqb_internal): ... here.
>> ++
>> ++2019-08-22 Kyrylo Tkachov
>> ++
>> ++ * config/arm/arm_acle.h: Use arch=armv8-a+crc+simd pragma for CRC32
>> ++ intrinsics if __ARM_FP.
>> ++ Use __ARM_FEATURE_CRC32 ifdef guard.
>> ++
>> ++2019-08-22 Wilco Dijkstra
>> ++
>> ++ * config/arm/arm.md (neon_for_64bits): Remove.
>> ++ (avoid_neon_for_64bits): Remove.
>> ++ (arm_adddi3): Always split early.
>> ++ (arm_subdi3): Always split early.
>> ++ (negdi2): Remove Neon expansion.
>> ++ (split zero_extend): Split before reload.
>> ++ (split sign_extend): Split before reload.
>> ++
>> ++2019-08-22 Wilco Dijkstra
>> ++
>> ++ * config/arm/iterators.md
Re: [OE-core] [thud][PATCH v2] gcc: CVE fix for gcc
On 9/16/19 1:37 PM, Muminul Islam wrote:
> Signed-off-by: Muminul Islam
> ---
> meta/recipes-devtools/gcc/gcc-8.2.inc | 2 +
> .../gcc/gcc/0042-CVE-2019-15847_1.patch | 570
> .../gcc/gcc/0043-CVE-2019-15847_2.patch | 640 ++
> 3 files changed, 1212 insertions(+)
> create mode 100644 meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
> create mode 100644 meta/recipes-devtools/gcc/gcc/0043-CVE-2019-15847_2.patch
>
> diff --git a/meta/recipes-devtools/gcc/gcc-8.2.inc
> b/meta/recipes-devtools/gcc/gcc-8.2.inc
> index 866a77558b..cab494989e 100644
> --- a/meta/recipes-devtools/gcc/gcc-8.2.inc
> +++ b/meta/recipes-devtools/gcc/gcc-8.2.inc
> @@ -70,6 +70,8 @@ SRC_URI = "\
> file://0039-Fix-for-testsuite-failure.patch \
> file://0040-Re-introduce-spe-commandline-options.patch \
> file://0041-ARC-fix-spec-gen.patch \
> + file://0042-CVE-2019-15847_1.patch \
This patch appears to include the same info twice.
The change logs include information not present in this patch series.
can you double check.
- armin
> + file://0043-CVE-2019-15847_2.patch \
> ${BACKPORTS} \
> "
> BACKPORTS = "\
> diff --git a/meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
> b/meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
> new file mode 100644
> index 00..edebf2fb41
> --- /dev/null
> +++ b/meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
> @@ -0,0 +1,570 @@
> +From 3efdb8c4afcbc5e07d33b05ab8c2bf88f42f4890 Mon Sep 17 00:00:00 2001
> +From: segher
> +Date: Thu, 22 Aug 2019 19:36:21 +
> +Subject: [PATCH] rs6000: Use unspec_volatile for darn (PR91481)
> +Reply-To: muis...@microsoft.com
> +
> +Every call to darn should deliver a *new* random number; such calls
> +should not be CSEd together. So they should be unspec_volatile, not
> +plain unspec.
> +
> + PR target/91481
> + * config/rs6000/rs6000.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
> + and UNSPEC_DARN_RAW.
> + (unspecv): New enumerator values UNSPECV_DARN, UNSPECV_DARN_32, and
> + UNSPECV_DARN_RAW.
> + (darn_32): Use an unspec_volatile, and UNSPECV_DARN_32.
> + (darn_raw): Use an unspec_volatile, and UNSPECV_DARN_RAW.
> + (darn): Use an unspec_volatile, and UNSPECV_DARN.
> +
> +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@274835
> 138bc75d-0d04-0410-961f-82ee72b054a4
> +Signed-off-by: Muminul Islam
> +
> +CVE: CVE-2019-15847
> +Upstream-Status: Backport
> +---
> + gcc/ChangeLog | 336 +++-
> + gcc/config/rs6000/rs6000.md | 169 +-
> + 2 files changed, 503 insertions(+), 2 deletions(-)
> +
> +diff --git a/gcc/ChangeLog b/gcc/ChangeLog
> +index b93dae5dfb0..dc22d7e43b7 100644
> +--- a/gcc/ChangeLog
> b/gcc/ChangeLog
> +@@ -1,4 +1,338 @@
> +-2018-07-26 Release Manager
> ++2019-08-22 Segher Boessenkool
> ++
> ++PR target/91481
> ++* config/rs6000/rs6000.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
> ++and UNSPEC_DARN_RAW.
> ++(unspecv): New enumerator values UNSPECV_DARN, UNSPECV_DARN_32, and
> ++UNSPECV_DARN_RAW.
> ++(darn_32): Use an unspec_volatile, and UNSPECV_DARN_32.
> ++(darn_raw): Use an unspec_volatile, and UNSPECV_DARN_RAW.
> ++(darn): Use an unspec_volatile, and UNSPECV_DARN.
> ++
> ++2019-08-22 Segher Boessenkool
> ++
> ++* config/rs6000/altivec.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
> ++UNSPEC_DARN_RAW, UNSPEC_CMPRB, UNSPEC_CMPRB2, UNSPEC_CMPEQB; move to...
> ++* config/rs6000/rs6000.md (unspec): ... here.
> ++* config/rs6000/altivec.md (darn_32, darn_raw, darn, cmprb,
> ++*cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
> ++cmpeqb, *cmpeqb_internal): Delete, move to...
> ++* config/rs6000/rs6000.md (darn_32, darn_raw, darn, cmprb,
> ++*cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
> ++cmpeqb, *cmpeqb_internal): ... here.
> ++
> ++2019-08-22 Kyrylo Tkachov
> ++
> ++* config/arm/arm_acle.h: Use arch=armv8-a+crc+simd pragma for CRC32
> ++intrinsics if __ARM_FP.
> ++Use __ARM_FEATURE_CRC32 ifdef guard.
> ++
> ++2019-08-22 Wilco Dijkstra
> ++
> ++* config/arm/arm.md (neon_for_64bits): Remove.
> ++(avoid_neon_for_64bits): Remove.
> ++(arm_adddi3): Always split early.
> ++(arm_subdi3): Always split early.
> ++(negdi2): Remove Neon expansion.
> ++(split zero_extend): Split before reload.
> ++(split sign_extend): Split before reload.
> ++
> ++2019-08-22 Wilco Dijkstra
> ++
> ++* config/arm/iterators.md (qhs_extenddi_cstr): Update.
> ++(qhs_extenddi_cstr): Likewise.
> ++* config/arm/arm.md (ashldi3): Always expand early.
> ++(ashlsi3): Likewise.
> ++(ashrsi3): Likewise.
> ++(zero_extenddi2): Remove Neon variants.
> ++(extenddi2): Likewise.
> ++* config/arm/neon.md
Re: [OE-core] [thud][PATCH v2] gcc: CVE fix for gcc
On Mon, Sep 16, 2019 at 08:37:28PM +, Muminul Islam wrote:
> Signed-off-by: Muminul Islam
> ---
> meta/recipes-devtools/gcc/gcc-8.2.inc | 2 +
> .../gcc/gcc/0042-CVE-2019-15847_1.patch | 570
> .../gcc/gcc/0043-CVE-2019-15847_2.patch | 640 ++
> 3 files changed, 1212 insertions(+)
> create mode 100644 meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
> create mode 100644 meta/recipes-devtools/gcc/gcc/0043-CVE-2019-15847_2.patch
>
> diff --git a/meta/recipes-devtools/gcc/gcc-8.2.inc
> b/meta/recipes-devtools/gcc/gcc-8.2.inc
> index 866a77558b..cab494989e 100644
> --- a/meta/recipes-devtools/gcc/gcc-8.2.inc
> +++ b/meta/recipes-devtools/gcc/gcc-8.2.inc
> @@ -70,6 +70,8 @@ SRC_URI = "\
> file://0039-Fix-for-testsuite-failure.patch \
> file://0040-Re-introduce-spe-commandline-options.patch \
> file://0041-ARC-fix-spec-gen.patch \
> + file://0042-CVE-2019-15847_1.patch \
> + file://0043-CVE-2019-15847_2.patch \
> ${BACKPORTS} \
> "
> BACKPORTS = "\
> diff --git a/meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
> b/meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
> new file mode 100644
> index 00..edebf2fb41
> --- /dev/null
> +++ b/meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
> @@ -0,0 +1,570 @@
> +From 3efdb8c4afcbc5e07d33b05ab8c2bf88f42f4890 Mon Sep 17 00:00:00 2001
> +From: segher
> +Date: Thu, 22 Aug 2019 19:36:21 +
> +Subject: [PATCH] rs6000: Use unspec_volatile for darn (PR91481)
> +Reply-To: muis...@microsoft.com
> +
> +Every call to darn should deliver a *new* random number; such calls
> +should not be CSEd together. So they should be unspec_volatile, not
> +plain unspec.
> +
> + PR target/91481
> + * config/rs6000/rs6000.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
> + and UNSPEC_DARN_RAW.
> + (unspecv): New enumerator values UNSPECV_DARN, UNSPECV_DARN_32, and
> + UNSPECV_DARN_RAW.
> + (darn_32): Use an unspec_volatile, and UNSPECV_DARN_32.
> + (darn_raw): Use an unspec_volatile, and UNSPECV_DARN_RAW.
> + (darn): Use an unspec_volatile, and UNSPECV_DARN.
> +
> +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@274835
> 138bc75d-0d04-0410-961f-82ee72b054a4
> +Signed-off-by: Muminul Islam
> +
> +CVE: CVE-2019-15847
> +Upstream-Status: Backport
> +---
> + gcc/ChangeLog | 336 +++-
> + gcc/config/rs6000/rs6000.md | 169 +-
> + 2 files changed, 503 insertions(+), 2 deletions(-)
> +
> +diff --git a/gcc/ChangeLog b/gcc/ChangeLog
> +index b93dae5dfb0..dc22d7e43b7 100644
> +--- a/gcc/ChangeLog
> b/gcc/ChangeLog
This changelog is not correct for only fixing PR 91481.
Because every upstream commit basically adds to the changelog and makes
all cherry-picks and backports fail, I would be fine in omitting
any changes to it in patches like this.
-Mikko
> +@@ -1,4 +1,338 @@
> +-2018-07-26 Release Manager
> ++2019-08-22 Segher Boessenkool
> ++
> ++PR target/91481
> ++* config/rs6000/rs6000.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
> ++and UNSPEC_DARN_RAW.
> ++(unspecv): New enumerator values UNSPECV_DARN, UNSPECV_DARN_32, and
> ++UNSPECV_DARN_RAW.
> ++(darn_32): Use an unspec_volatile, and UNSPECV_DARN_32.
> ++(darn_raw): Use an unspec_volatile, and UNSPECV_DARN_RAW.
> ++(darn): Use an unspec_volatile, and UNSPECV_DARN.
> ++
> ++2019-08-22 Segher Boessenkool
> ++
> ++* config/rs6000/altivec.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
> ++UNSPEC_DARN_RAW, UNSPEC_CMPRB, UNSPEC_CMPRB2, UNSPEC_CMPEQB; move to...
> ++* config/rs6000/rs6000.md (unspec): ... here.
> ++* config/rs6000/altivec.md (darn_32, darn_raw, darn, cmprb,
> ++*cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
> ++cmpeqb, *cmpeqb_internal): Delete, move to...
> ++* config/rs6000/rs6000.md (darn_32, darn_raw, darn, cmprb,
> ++*cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
> ++cmpeqb, *cmpeqb_internal): ... here.
> ++
> ++2019-08-22 Kyrylo Tkachov
> ++
> ++* config/arm/arm_acle.h: Use arch=armv8-a+crc+simd pragma for CRC32
> ++intrinsics if __ARM_FP.
> ++Use __ARM_FEATURE_CRC32 ifdef guard.
> ++
> ++2019-08-22 Wilco Dijkstra
> ++
> ++* config/arm/arm.md (neon_for_64bits): Remove.
> ++(avoid_neon_for_64bits): Remove.
> ++(arm_adddi3): Always split early.
> ++(arm_subdi3): Always split early.
> ++(negdi2): Remove Neon expansion.
> ++(split zero_extend): Split before reload.
> ++(split sign_extend): Split before reload.
> ++
> ++2019-08-22 Wilco Dijkstra
> ++
> ++* config/arm/iterators.md (qhs_extenddi_cstr): Update.
> ++(qhs_extenddi_cstr): Likewise.
> ++* config/arm/arm.md (ashldi3): Always expand early.
> ++(ashlsi3): Likewise.
> ++(ashrsi3): Likewise.
> ++
[OE-core] [thud][PATCH v2] gcc: CVE fix for gcc
Signed-off-by: Muminul Islam
---
meta/recipes-devtools/gcc/gcc-8.2.inc | 2 +
.../gcc/gcc/0042-CVE-2019-15847_1.patch | 570
.../gcc/gcc/0043-CVE-2019-15847_2.patch | 640 ++
3 files changed, 1212 insertions(+)
create mode 100644 meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
create mode 100644 meta/recipes-devtools/gcc/gcc/0043-CVE-2019-15847_2.patch
diff --git a/meta/recipes-devtools/gcc/gcc-8.2.inc
b/meta/recipes-devtools/gcc/gcc-8.2.inc
index 866a77558b..cab494989e 100644
--- a/meta/recipes-devtools/gcc/gcc-8.2.inc
+++ b/meta/recipes-devtools/gcc/gcc-8.2.inc
@@ -70,6 +70,8 @@ SRC_URI = "\
file://0039-Fix-for-testsuite-failure.patch \
file://0040-Re-introduce-spe-commandline-options.patch \
file://0041-ARC-fix-spec-gen.patch \
+ file://0042-CVE-2019-15847_1.patch \
+ file://0043-CVE-2019-15847_2.patch \
${BACKPORTS} \
"
BACKPORTS = "\
diff --git a/meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
b/meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
new file mode 100644
index 00..edebf2fb41
--- /dev/null
+++ b/meta/recipes-devtools/gcc/gcc/0042-CVE-2019-15847_1.patch
@@ -0,0 +1,570 @@
+From 3efdb8c4afcbc5e07d33b05ab8c2bf88f42f4890 Mon Sep 17 00:00:00 2001
+From: segher
+Date: Thu, 22 Aug 2019 19:36:21 +
+Subject: [PATCH] rs6000: Use unspec_volatile for darn (PR91481)
+Reply-To: muis...@microsoft.com
+
+Every call to darn should deliver a *new* random number; such calls
+should not be CSEd together. So they should be unspec_volatile, not
+plain unspec.
+
+ PR target/91481
+ * config/rs6000/rs6000.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
+ and UNSPEC_DARN_RAW.
+ (unspecv): New enumerator values UNSPECV_DARN, UNSPECV_DARN_32, and
+ UNSPECV_DARN_RAW.
+ (darn_32): Use an unspec_volatile, and UNSPECV_DARN_32.
+ (darn_raw): Use an unspec_volatile, and UNSPECV_DARN_RAW.
+ (darn): Use an unspec_volatile, and UNSPECV_DARN.
+
+git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@274835
138bc75d-0d04-0410-961f-82ee72b054a4
+Signed-off-by: Muminul Islam
+
+CVE: CVE-2019-15847
+Upstream-Status: Backport
+---
+ gcc/ChangeLog | 336 +++-
+ gcc/config/rs6000/rs6000.md | 169 +-
+ 2 files changed, 503 insertions(+), 2 deletions(-)
+
+diff --git a/gcc/ChangeLog b/gcc/ChangeLog
+index b93dae5dfb0..dc22d7e43b7 100644
+--- a/gcc/ChangeLog
b/gcc/ChangeLog
+@@ -1,4 +1,338 @@
+-2018-07-26 Release Manager
++2019-08-22 Segher Boessenkool
++
++ PR target/91481
++ * config/rs6000/rs6000.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
++ and UNSPEC_DARN_RAW.
++ (unspecv): New enumerator values UNSPECV_DARN, UNSPECV_DARN_32, and
++ UNSPECV_DARN_RAW.
++ (darn_32): Use an unspec_volatile, and UNSPECV_DARN_32.
++ (darn_raw): Use an unspec_volatile, and UNSPECV_DARN_RAW.
++ (darn): Use an unspec_volatile, and UNSPECV_DARN.
++
++2019-08-22 Segher Boessenkool
++
++ * config/rs6000/altivec.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
++ UNSPEC_DARN_RAW, UNSPEC_CMPRB, UNSPEC_CMPRB2, UNSPEC_CMPEQB; move to...
++ * config/rs6000/rs6000.md (unspec): ... here.
++ * config/rs6000/altivec.md (darn_32, darn_raw, darn, cmprb,
++ *cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
++ cmpeqb, *cmpeqb_internal): Delete, move to...
++ * config/rs6000/rs6000.md (darn_32, darn_raw, darn, cmprb,
++ *cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
++ cmpeqb, *cmpeqb_internal): ... here.
++
++2019-08-22 Kyrylo Tkachov
++
++ * config/arm/arm_acle.h: Use arch=armv8-a+crc+simd pragma for CRC32
++ intrinsics if __ARM_FP.
++ Use __ARM_FEATURE_CRC32 ifdef guard.
++
++2019-08-22 Wilco Dijkstra
++
++ * config/arm/arm.md (neon_for_64bits): Remove.
++ (avoid_neon_for_64bits): Remove.
++ (arm_adddi3): Always split early.
++ (arm_subdi3): Always split early.
++ (negdi2): Remove Neon expansion.
++ (split zero_extend): Split before reload.
++ (split sign_extend): Split before reload.
++
++2019-08-22 Wilco Dijkstra
++
++ * config/arm/iterators.md (qhs_extenddi_cstr): Update.
++ (qhs_extenddi_cstr): Likewise.
++ * config/arm/arm.md (ashldi3): Always expand early.
++ (ashlsi3): Likewise.
++ (ashrsi3): Likewise.
++ (zero_extenddi2): Remove Neon variants.
++ (extenddi2): Likewise.
++ * config/arm/neon.md (ashldi3_neon_noclobber): Remove.
++ (signed_shift_di3_neon): Likewise.
++ (unsigned_shift_di3_neon): Likewise.
++ (ashrdi3_neon_imm_noclobber): Likewise.
++ (lshrdi3_neon_imm_noclobber): Likewise.
++ (di3_neon): Likewise.
++ (split extend): Remove DI extend split patterns.
++
++2019-08-22 Wilco Dijkstra
++
++ *
