aarch64: enable cortex-x2 CPU

Patch is adding 'cortex-x2' to -mcpu command line option.

gcc/ChangeLog:

	* config/aarch64/aarch64-cores.def (AARCH64_CORE): New
	Cortex-X2 core.
	* config/aarch64/aarch64-tune.md: Regenerate.
	* doc/invoke.texi: Update docs.

diff --git a/gcc/config/aarch64/aarch64-cores.def b/gcc/config/aarch64/aarch64-cores.def
index 6cfd7dcbd2726ed1f7a6930d485965629e8f18bb..77da31084de8862c158f1d10935afcad7af47984 100644 (file)
--- a/gcc/config/aarch64/aarch64-cores.def
+++ b/gcc/config/aarch64/aarch64-cores.def
@@ -169,4 +169,6 @@ AARCH64_CORE("cortex-a510",  cortexa510, cortexa55, 9A,  AARCH64_FL_FOR_ARCH9 |
 
 AARCH64_CORE("cortex-a710",  cortexa710, cortexa57, 9A,  AARCH64_FL_FOR_ARCH9 | AARCH64_FL_SVE2_BITPERM | AARCH64_FL_MEMTAG | AARCH64_FL_I8MM | AARCH64_FL_BF16, neoversen2, 0x41, 0xd47, -1)
 
+AARCH64_CORE("cortex-x2",  cortexx2, cortexa57, 9A,  AARCH64_FL_FOR_ARCH9 | AARCH64_FL_SVE2_BITPERM | AARCH64_FL_MEMTAG | AARCH64_FL_I8MM | AARCH64_FL_BF16, neoversen2, 0x41, 0xd48, -1)
+
 #undef AARCH64_CORE

diff --git a/gcc/config/aarch64/aarch64-tune.md b/gcc/config/aarch64/aarch64-tune.md
index f66a199c908c365f353514e8e9b4f38b5622b365..12be9134bab727d0d1d8935e3d4129758a6499bd 100644 (file)
--- 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"
-       "cortexa34,cortexa35,cortexa53,cortexa57,cortexa72,cortexa73,thunderx,thunderxt88p1,thunderxt88,octeontx,octeontxt81,octeontxt83,thunderxt81,thunderxt83,emag,xgene1,falkor,qdf24xx,exynosm1,phecda,thunderx2t99p1,vulcan,thunderx2t99,cortexa55,cortexa75,cortexa76,cortexa76ae,cortexa77,cortexa78,cortexa78ae,cortexa78c,cortexa65,cortexa65ae,cortexx1,ares,neoversen1,neoversee1,octeontx2,octeontx2t98,octeontx2t96,octeontx2t93,octeontx2f95,octeontx2f95n,octeontx2f95mm,a64fx,tsv110,thunderx3t110,zeus,neoversev1,neoverse512tvb,saphira,neoversen2,cortexa57cortexa53,cortexa72cortexa53,cortexa73cortexa35,cortexa73cortexa53,cortexa75cortexa55,cortexa76cortexa55,cortexr82,cortexa510,cortexa710"
+       "cortexa34,cortexa35,cortexa53,cortexa57,cortexa72,cortexa73,thunderx,thunderxt88p1,thunderxt88,octeontx,octeontxt81,octeontxt83,thunderxt81,thunderxt83,emag,xgene1,falkor,qdf24xx,exynosm1,phecda,thunderx2t99p1,vulcan,thunderx2t99,cortexa55,cortexa75,cortexa76,cortexa76ae,cortexa77,cortexa78,cortexa78ae,cortexa78c,cortexa65,cortexa65ae,cortexx1,ares,neoversen1,neoversee1,octeontx2,octeontx2t98,octeontx2t96,octeontx2t93,octeontx2f95,octeontx2f95n,octeontx2f95mm,a64fx,tsv110,thunderx3t110,zeus,neoversev1,neoverse512tvb,saphira,neoversen2,cortexa57cortexa53,cortexa72cortexa53,cortexa73cortexa35,cortexa73cortexa53,cortexa75cortexa55,cortexa76cortexa55,cortexr82,cortexa510,cortexa710,cortexx2"
        (const (symbol_ref "((enum attr_tune) aarch64_tune)")))

diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 867779f2913e411c1473184598ac03e4e809c91c..b144cb81ffc0a9f98fae5d272cdc77adb9ece446 100644 (file)
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -18642,8 +18642,8 @@ performance of the code.  Permissible values for this option are:
 @samp{cortex-a57.cortex-a53}, @samp{cortex-a72.cortex-a53},
 @samp{cortex-a73.cortex-a35}, @samp{cortex-a73.cortex-a53},
 @samp{cortex-a75.cortex-a55}, @samp{cortex-a76.cortex-a55},
-@samp{cortex-r82}, @samp{cortex-x1}, @samp{cortex-a510},
-@samp{cortex-a710}, @samp{native}.
+@samp{cortex-r82}, @samp{cortex-x1}, @samp{cortex-x2},
+@samp{cortex-a510}, @samp{cortex-a710}, @samp{native}.
 
 The values @samp{cortex-a57.cortex-a53}, @samp{cortex-a72.cortex-a53},
 @samp{cortex-a73.cortex-a35}, @samp{cortex-a73.cortex-a53},