| Message ID | CANx+fTD3Oh84pfJeDOBFkDo8j7eKA1t17VYo-ARtFGsB0512zg@mail.gmail.com |
|---|---|
| State | New |
| Headers | show |
Hi, Since, as per the development policy, all the new features should go to trunk; I will rebase this patch on the trunk and will re-propose. Apology for causing any inconvenience. Thanks. with regards, Virendra Pathak with regards, Virendra Pathak On Thu, Jun 9, 2016 at 3:41 PM, Virendra Pathak <virendra.pathak@broadcom.com> wrote: > Hi, > > Kindly find the Broadcom's Vulcan -mcpu patch (attached) after fixing > the alphabetical order for listing the processor name. > The patch is based on gcc-6-branch. > > gcc/ChangeLog: > > Virendra Pathak <virendra.pathak@broadcom.com> > > * config/aarch64/aarch64-cores.def (vulcan): New core. > * config/aarch64/aarch64-tune.md: Regenerate. > * doc/invoke.texi (AARCH64/mtune): Document vulcan as an > available option. > > > > Thanks. > with regards, > Virendra Pathak > > > On Wed, Jun 8, 2016 at 11:15 AM, Virendra Pathak > <virendra.pathak@broadcom.com> wrote: >> Please find gcc ChangeLog in the correct format. >> >> ChangeLog: >> >> Virendra Pathak <virendra.pathak@broadcom.com> >> * config/aarch64/aarch64-cores.def (vulcan): New core >> * config/aarch64/aarch64-tune.md: Regenerate >> * doc/invoke.texi (AARCH64/mtune): Document vulcan as an >> available option. >> >> Thanks. >> >> with regards, >> Virendra Pathak >> >> >> On Wed, Jun 8, 2016 at 10:52 AM, Virendra Pathak >> <virendra.pathak@broadcom.com> wrote: >>> Hi gcc-patches group, >>> >>> ping, >>> >>> updated the ChangeLog with author's entry. >>> >>> ChangeLog: >>> Virendra Pathak (virendra.pathak@broadcom.com) >>> * config/aarch64/aarch64-cores.def (vulcan): New core >>> * config/aarch64/aarch64-tune.md: Regenerate >>> * doc/invoke.texi (AARCH64/mtune): Document vulcan as an available option. >>> >>> Thanks. >>> >>> with regards, >>> Virendra Pathak >>> >>> >>> On Sat, Jun 4, 2016 at 12:05 PM, Virendra Pathak >>> <virendra.pathak@broadcom.com> wrote: >>>> Hi gcc-patches group, >>>> >>>> Please find the basic patch for adding -mcpu=vulcan support in the gcc. >>>> Broadcom's vulcan is an armv8-a aarch64 based server processor. >>>> >>>> At present we are using schedule model of cortex-a57 but soon we will >>>> be submitting a schedule model for vulcan. >>>> >>>> Please review the patch (attached with this mail) and kindly merge it >>>> in the gcc-6-branch. >>>> >>>> Tested the patch with aarch64-linux-gnu cross build, >>>> aarch64-unknown-linux-gnu native build and make check. >>>> We have also obtained company wide agreement with FSF for contributing >>>> to gcc project. >>>> >>>> Thanks. >>>> >>>> >>>> ChangeLog: >>>> * config/aarch64/aarch64-cores.def (vulcan): New core >>>> * config/aarch64/aarch64-tune.md: Regenerate >>>> * doc/invoke.texi (AARCH64/mtune): Document vulcan as an available option. >>>> >>>> >>>> >>>> with regards, >>>> Virendra Pathak
diff --git a/gcc/config/aarch64/aarch64-cores.def b/gcc/config/aarch64/aarch64-cores.def index 251a3eb..33c7521 100644 --- a/gcc/config/aarch64/aarch64-cores.def +++ b/gcc/config/aarch64/aarch64-cores.def @@ -47,6 +47,7 @@ AARCH64_CORE("cortex-a72", cortexa72, cortexa57, 8A, AARCH64_FL_FOR_ARCH8 | AA AARCH64_CORE("exynos-m1", exynosm1, exynosm1, 8A, AARCH64_FL_FOR_ARCH8 | AARCH64_FL_CRC | AARCH64_FL_CRYPTO, exynosm1, "0x53", "0x001") AARCH64_CORE("qdf24xx", qdf24xx, cortexa57, 8A, AARCH64_FL_FOR_ARCH8 | AARCH64_FL_CRC | AARCH64_FL_CRYPTO, cortexa57, "0x51", "0x800") AARCH64_CORE("thunderx", thunderx, thunderx, 8A, AARCH64_FL_FOR_ARCH8 | AARCH64_FL_CRC | AARCH64_FL_CRYPTO, thunderx, "0x43", "0x0a1") +AARCH64_CORE("vulcan", vulcan, cortexa57, 8A, AARCH64_FL_FOR_ARCH8 | AARCH64_FL_CRC | AARCH64_FL_CRYPTO, cortexa57, "0x42", "0x516") AARCH64_CORE("xgene1", xgene1, xgene1, 8A, AARCH64_FL_FOR_ARCH8, xgene1, "0x50", "0x000") /* V8 big.LITTLE implementations. */ diff --git a/gcc/config/aarch64/aarch64-tune.md b/gcc/config/aarch64/aarch64-tune.md index cbc6f48..46911a3 100644 --- a/gcc/config/aarch64/aarch64-tune.md +++ b/gcc/config/aarch64/aarch64-tune.md @@ -1,5 +1,5 @@ ;; -*- buffer-read-only: t -*- ;; Generated automatically by gentune.sh from aarch64-cores.def (define_attr "tune" - "cortexa35,cortexa53,cortexa57,cortexa72,exynosm1,qdf24xx,thunderx,xgene1,cortexa57cortexa53,cortexa72cortexa53" + "cortexa35,cortexa53,cortexa57,cortexa72,exynosm1,qdf24xx,thunderx,vulcan,xgene1,cortexa57cortexa53,cortexa72cortexa53" (const (symbol_ref "((enum attr_tune) aarch64_tune)"))) diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 821f8fd..67518cf 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -12956,7 +12956,7 @@ Specify the name of the target processor for which GCC should tune the performance of the code. Permissible values for this option are: @samp{generic}, @samp{cortex-a35}, @samp{cortex-a53}, @samp{cortex-a57}, @samp{cortex-a72}, @samp{exynos-m1}, @samp{qdf24xx}, @samp{thunderx}, -@samp{xgene1}. +@samp{vulcan}, @samp{xgene1}. Additionally, this option can specify that GCC should tune the performance of the code for a big.LITTLE system. Permissible values for this
Hi, Kindly find the Broadcom's Vulcan -mcpu patch (attached) after fixing the alphabetical order for listing the processor name. The patch is based on gcc-6-branch. gcc/ChangeLog: Virendra Pathak <virendra.pathak@broadcom.com> * config/aarch64/aarch64-cores.def (vulcan): New core. * config/aarch64/aarch64-tune.md: Regenerate. * doc/invoke.texi (AARCH64/mtune): Document vulcan as an available option. Thanks. with regards, Virendra Pathak On Wed, Jun 8, 2016 at 11:15 AM, Virendra Pathak <virendra.pathak@broadcom.com> wrote: > Please find gcc ChangeLog in the correct format. > > ChangeLog: > > Virendra Pathak <virendra.pathak@broadcom.com> > * config/aarch64/aarch64-cores.def (vulcan): New core > * config/aarch64/aarch64-tune.md: Regenerate > * doc/invoke.texi (AARCH64/mtune): Document vulcan as an > available option. > > Thanks. > > with regards, > Virendra Pathak > > > On Wed, Jun 8, 2016 at 10:52 AM, Virendra Pathak > <virendra.pathak@broadcom.com> wrote: >> Hi gcc-patches group, >> >> ping, >> >> updated the ChangeLog with author's entry. >> >> ChangeLog: >> Virendra Pathak (virendra.pathak@broadcom.com) >> * config/aarch64/aarch64-cores.def (vulcan): New core >> * config/aarch64/aarch64-tune.md: Regenerate >> * doc/invoke.texi (AARCH64/mtune): Document vulcan as an available option. >> >> Thanks. >> >> with regards, >> Virendra Pathak >> >> >> On Sat, Jun 4, 2016 at 12:05 PM, Virendra Pathak >> <virendra.pathak@broadcom.com> wrote: >>> Hi gcc-patches group, >>> >>> Please find the basic patch for adding -mcpu=vulcan support in the gcc. >>> Broadcom's vulcan is an armv8-a aarch64 based server processor. >>> >>> At present we are using schedule model of cortex-a57 but soon we will >>> be submitting a schedule model for vulcan. >>> >>> Please review the patch (attached with this mail) and kindly merge it >>> in the gcc-6-branch. >>> >>> Tested the patch with aarch64-linux-gnu cross build, >>> aarch64-unknown-linux-gnu native build and make check. >>> We have also obtained company wide agreement with FSF for contributing >>> to gcc project. >>> >>> Thanks. >>> >>> >>> ChangeLog: >>> * config/aarch64/aarch64-cores.def (vulcan): New core >>> * config/aarch64/aarch64-tune.md: Regenerate >>> * doc/invoke.texi (AARCH64/mtune): Document vulcan as an available option. >>> >>> >>> >>> with regards, >>> Virendra Pathak From 9c9afba1c6a6381483bfe4b38da58b9efc890de2 Mon Sep 17 00:00:00 2001 From: Virendra Pathak <virendra.pathak@broadcom.com> Date: Wed, 1 Jun 2016 03:15:33 -0700 Subject: [PATCH] [AArch64] Add -mcpu vulcan support --- gcc/config/aarch64/aarch64-cores.def | 1 + gcc/config/aarch64/aarch64-tune.md | 2 +- gcc/doc/invoke.texi | 2 +- 3 files changed, 3 insertions(+), 2 deletions(-)