aarch64: Add support for Cortex-A520 CPU

This patch adds support for the Cortex-A520 CPU to GCC.

gcc/ChangeLog:

	* config/aarch64/aarch64-cores.def (AARCH64_CORE): Add Cortex-A520 CPU.
	* config/aarch64/aarch64-tune.md: Regenerate.
	* doc/invoke.texi: Document Cortex-A520 CPU.

diff --git a/gcc/config/aarch64/aarch64-cores.def b/gcc/config/aarch64/aarch64-cores.def
index 2ec88c98400d5a2d7bdb954baca9e2664d2885ac..dbac497ef3aab410eb81db185b2e9532186888bb 100644 (file)
--- a/gcc/config/aarch64/aarch64-cores.def
+++ b/gcc/config/aarch64/aarch64-cores.def
@@ -170,6 +170,8 @@ AARCH64_CORE("cortex-r82", cortexr82, cortexa53, V8R, (), cortexa53, 0x41, 0xd15
 /* Arm ('A') cores. */
 AARCH64_CORE("cortex-a510",  cortexa510, cortexa55, V9A,  (SVE2_BITPERM, MEMTAG, I8MM, BF16), cortexa53, 0x41, 0xd46, -1)
 
+AARCH64_CORE("cortex-a520",  cortexa520, cortexa55, V9_2A,  (SVE2_BITPERM, MEMTAG), cortexa53, 0x41, 0xd80, -1)
+
 AARCH64_CORE("cortex-a710",  cortexa710, cortexa57, V9A,  (SVE2_BITPERM, MEMTAG, I8MM, BF16), neoversen2, 0x41, 0xd47, -1)
 
 AARCH64_CORE("cortex-a715",  cortexa715, cortexa57, V9A,  (SVE2_BITPERM, MEMTAG, I8MM, BF16), neoversen2, 0x41, 0xd4d, -1)

diff --git a/gcc/config/aarch64/aarch64-tune.md b/gcc/config/aarch64/aarch64-tune.md
index 4fd35fa4884617b901b9ae6faea2f39975c4f4b2..2170980dddb0d5d410a49631ad26ff2e346b39dd 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,ampere1,ampere1a,emag,xgene1,falkor,qdf24xx,exynosm1,phecda,thunderx2t99p1,vulcan,thunderx2t99,cortexa55,cortexa75,cortexa76,cortexa76ae,cortexa77,cortexa78,cortexa78ae,cortexa78c,cortexa65,cortexa65ae,cortexx1,cortexx1c,ares,neoversen1,neoversee1,octeontx2,octeontx2t98,octeontx2t96,octeontx2t93,octeontx2f95,octeontx2f95n,octeontx2f95mm,a64fx,tsv110,thunderx3t110,zeus,neoversev1,neoverse512tvb,saphira,cortexa57cortexa53,cortexa72cortexa53,cortexa73cortexa35,cortexa73cortexa53,cortexa75cortexa55,cortexa76cortexa55,cortexr82,cortexa510,cortexa710,cortexa715,cortexx2,cortexx3,neoversen2,demeter,neoversev2"
+       "cortexa34,cortexa35,cortexa53,cortexa57,cortexa72,cortexa73,thunderx,thunderxt88p1,thunderxt88,octeontx,octeontxt81,octeontxt83,thunderxt81,thunderxt83,ampere1,ampere1a,emag,xgene1,falkor,qdf24xx,exynosm1,phecda,thunderx2t99p1,vulcan,thunderx2t99,cortexa55,cortexa75,cortexa76,cortexa76ae,cortexa77,cortexa78,cortexa78ae,cortexa78c,cortexa65,cortexa65ae,cortexx1,cortexx1c,ares,neoversen1,neoversee1,octeontx2,octeontx2t98,octeontx2t96,octeontx2t93,octeontx2f95,octeontx2f95n,octeontx2f95mm,a64fx,tsv110,thunderx3t110,zeus,neoversev1,neoverse512tvb,saphira,cortexa57cortexa53,cortexa72cortexa53,cortexa73cortexa35,cortexa73cortexa53,cortexa75cortexa55,cortexa76cortexa55,cortexr82,cortexa510,cortexa520,cortexa710,cortexa715,cortexx2,cortexx3,neoversen2,demeter,neoversev2"
        (const (symbol_ref "((enum attr_tune) aarch64_tune)")))

diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 38c9b4e2fb73fa6c9fdf39f3b4d438af772df3b2..ef5162d23fda9cf86b8fa4e52595937f812c1c5b 100644 (file)
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -20530,8 +20530,8 @@ performance of the code.  Permissible values for this option are:
 @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-x1c}, @samp{cortex-x2},
-@samp{cortex-x3}, @samp{cortex-a510}, @samp{cortex-a710}, @samp{cortex-a715},
-@samp{ampere1}, @samp{ampere1a}, and @samp{native}.
+@samp{cortex-x3}, @samp{cortex-a510}, @samp{cortex-a520}, @samp{cortex-a710},
+@samp{cortex-a715}, @samp{ampere1}, @samp{ampere1a}, and @samp{native}.
 
 The values @samp{cortex-a57.cortex-a53}, @samp{cortex-a72.cortex-a53},
 @samp{cortex-a73.cortex-a35}, @samp{cortex-a73.cortex-a53},