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* [PATCH v3 0/6] [MIPS] Reorganize the loongson march and extensions instructions set
@ 2018-10-16  2:50 Paul Hua
  2018-10-19  7:18 ` Ping " Paul Hua
  0 siblings, 1 reply; 5+ messages in thread
From: Paul Hua @ 2018-10-16  2:50 UTC (permalink / raw)
  To: gcc-patches
  Cc: Matthew Fortune, Jeff Law <law@redhat.com> (law@redhat.com)

Hi:

The original version of patches were here:
https://gcc.gnu.org/ml/gcc-patches/2018-09/msg00099.html

This is a update version. please review, thanks.

This series patches reorganize the Loongson -march=xxx and Loongson
extensions instructions set.  For long time, the Loongson extensions
instructions set puts under -march=loongson3a option.  We can't
disable one of them when we need.

The patch (1) split Loongson  MultiMedia extensions Instructions (MMI)
from loongson3a, add -mloongson-mmi/-mno-loongson-mmi option for
enable/disable them.

The patch (2) split Loongson EXTensions (EXT) instructions from
loongson3a, add -mloongson-ext/-mno-loongson-ext option for
enable/disable them.

The patch (3) add Loongson EXTensions R2 (EXT2) instructions support,
add -mloongson-ext2/-mno-loongson-ext2 option for enable/disable them.

The patch (4) add Loongson 3A1000 processor support.  The gs464 is a
codename of 3A1000 microarchitecture.  Rename -march=loongson3a to
-march=gs464, Keep -march=loongson3a as an alias of -march=gs464 for
compatibility.

The patch (5) add Loongson 3A2000/3A3000 processor support.  Include
Loongson MMI, EXT, EXT2 instructions set.

The patch (6) add Loongson 2K1000 processor support. Include Loongson
MMI, EXT, EXT2 and MSA instructions set.

The binutils patch has been upstreamed.

There are six patches in this set, as follows.
1) 0001-MIPS-Add-support-for-loongson-mmi-instructions.patch
2) 0002-MIPS-Add-support-for-Loongson-EXT-istructions.patch
3) 0003-MIPS-Add-support-for-Loongson-EXT2-istructions.patch
4) 0004-MIPS-Add-support-for-Loongson-3A1000-proccessor.patch
5) 0005-MIPS-Add-support-for-Loongson-3A2000-3A3000-proccess.patch
6) 0006-MIPS-Add-support-for-Loongson-2K1000-proccessor.patch

All patchs test under mips64el-linux-gnu no new regressions.

Ok for commit ?

Thanks,
Paul Hua

^ permalink raw reply	[flat|nested] 5+ messages in thread

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2018-10-16  2:50 [PATCH v3 0/6] [MIPS] Reorganize the loongson march and extensions instructions set Paul Hua
2018-10-19  7:18 ` Ping " Paul Hua
2018-10-23  5:07   ` Ping^2 " Paul Hua
2018-10-26 10:42     ` Ping^3 " Paul Hua
2018-11-03  3:05       ` Ping^4 " Paul Hua

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