diff --git a/gcc/config/arm/arm-cpus.in b/gcc/config/arm/arm-cpus.in
index 5a63bc548e54dbfdce5d1df425bd615d81895d80..5ed4db340bc5d7c9a41e6d1a3f660bf2a97b058b 100644
--- a/gcc/config/arm/arm-cpus.in
+++ b/gcc/config/arm/arm-cpus.in
@@ -1542,6 +1542,17 @@ begin cpu cortex-x1
  part d44
 end cpu cortex-x1
 
+begin cpu cortex-x1c
+ cname cortexx1c
+ tune for cortex-a57
+ tune flags LDSCHED
+ architecture armv8.2-a+fp16+dotprod
+ option crypto add FP_ARMv8 CRYPTO
+ costs cortex_a57
+ vendor 41
+ part d4c
+end cpu cortex-x1c
+
 begin cpu neoverse-n1
  cname neoversen1
  alias !ares
diff --git a/gcc/config/arm/arm-tables.opt b/gcc/config/arm/arm-tables.opt
index e6461abcc57cd485025f3e18535267c454662cbe..a10a09e36cd004165b6f1efddeb3bfc29d8337ac 100644
--- a/gcc/config/arm/arm-tables.opt
+++ b/gcc/config/arm/arm-tables.opt
@@ -255,6 +255,9 @@ Enum(processor_type) String(cortex-a710) Value( TARGET_CPU_cortexa710)
 EnumValue
 Enum(processor_type) String(cortex-x1) Value( TARGET_CPU_cortexx1)
 
+EnumValue
+Enum(processor_type) String(cortex-x1c) Value( TARGET_CPU_cortexx1c)
+
 EnumValue
 Enum(processor_type) String(neoverse-n1) Value( TARGET_CPU_neoversen1)
 
diff --git a/gcc/config/arm/arm-tune.md b/gcc/config/arm/arm-tune.md
index abc290edd094179379f3856a3f8f64781e0c33f2..8af8c936abe31fb60e3de2fd713f4c6946c2a752 100644
--- a/gcc/config/arm/arm-tune.md
+++ b/gcc/config/arm/arm-tune.md
@@ -46,7 +46,7 @@
 	cortexa73cortexa53,cortexa55,cortexa75,
 	cortexa76,cortexa76ae,cortexa77,
 	cortexa78,cortexa78ae,cortexa78c,
-	cortexa710,cortexx1,neoversen1,
+	cortexa710,cortexx1,cortexx1c,neoversen1,
 	cortexa75cortexa55,cortexa76cortexa55,neoversev1,
 	neoversen2,cortexm23,cortexm33,
 	cortexm35p,cortexm55,starmc1,
diff --git a/gcc/doc/gcc/gcc-command-options/machine-dependent-options/arm-options.rst b/gcc/doc/gcc/gcc-command-options/machine-dependent-options/arm-options.rst
index 3315114969381995d47162b53abeb9bfc442fd28..d531eced20cbb583ecaba2ab3927937faf69b9de 100644
--- a/gcc/doc/gcc/gcc-command-options/machine-dependent-options/arm-options.rst
+++ b/gcc/doc/gcc/gcc-command-options/machine-dependent-options/arm-options.rst
@@ -594,7 +594,7 @@ These :samp:`-m` options are defined for the ARM port:
   :samp:`cortex-r7`, :samp:`cortex-r8`, :samp:`cortex-r52`, :samp:`cortex-r52plus`,
   :samp:`cortex-m0`, :samp:`cortex-m0plus`, :samp:`cortex-m1`, :samp:`cortex-m3`,
   :samp:`cortex-m4`, :samp:`cortex-m7`, :samp:`cortex-m23`, :samp:`cortex-m33`,
-  :samp:`cortex-m35p`, :samp:`cortex-m55`, :samp:`cortex-x1`,
+  :samp:`cortex-m35p`, :samp:`cortex-m55`, :samp:`cortex-x1`, :samp:`cortex-x1c`,
   :samp:`cortex-m1.small-multiply`, :samp:`cortex-m0.small-multiply`,
   :samp:`cortex-m0plus.small-multiply`, :samp:`exynos-m1`, :samp:`marvell-pj4`,
   :samp:`neoverse-n1`, :samp:`neoverse-n2`, :samp:`neoverse-v1`, :samp:`xscale`,
diff --git a/gcc/testsuite/gcc.target/arm/multilib.exp b/gcc/testsuite/gcc.target/arm/multilib.exp
index 2fa648c61dafebb663969198bf7849400a7547f6..f903f028a83f884bdc1521f810f7e70e4130a715 100644
--- a/gcc/testsuite/gcc.target/arm/multilib.exp
+++ b/gcc/testsuite/gcc.target/arm/multilib.exp
@@ -450,6 +450,9 @@ if {[multilib_config "aprofile"] } {
 	{-march=armv8-a -mfpu=crypto-neon-fp-armv8 -mfloat-abi=hard -mthumb} "thumb/v8-a+simd/hard"
 	{-march=armv7-a -mfpu=crypto-neon-fp-armv8 -mfloat-abi=softfp -mthumb} "thumb/v7-a+simd/softfp"
 	{-march=armv8-a -mfpu=crypto-neon-fp-armv8 -mfloat-abi=softfp -mthumb} "thumb/v8-a+simd/softfp"
+	{-mcpu=cortex-x1c -mfpu=auto -mfloat-abi=softfp -mthumb} "thumb/v8-a+simd/softfp"
+	{-mcpu=cortex-x1c -mfpu=auto -mfloat-abi=hard -mthumb} "thumb/v8-a+simd/hard"
+	{-mcpu=cortex-x1c -mfpu=auto -mfloat-abi=soft -mthumb} "thumb/v8-a/nofp"
     } {
 	check_multi_dir $opts $dir
     }