+@table @code
+@item identity
+@cindex Processor Identification register, ARC
+@cindex ARC Processor Identification register
+Processor Identification register. Auxiliary register address 0x4.
+
+@item pc
+@cindex Program Counter, ARC
+@cindex ARC Program Counter
+Program Counter. Auxiliary register address 0x6.
+
+@item status32
+@cindex Status register, ARC
+@cindex ARC Status register
+Status register. Auxiliary register address 0x0a.
+
+@item bta
+@cindex Branch Target Address, ARC
+@cindex ARC Branch Target Address
+Branch Target Address. Auxiliary register address 0x412.
+
+@item ecr
+@cindex Exception Cause Register, ARC
+@cindex ARC Exception Cause Register
+Exception Cause Register. Auxiliary register address 0x403.
+
+@item int_vector_base
+@cindex Interrupt Vector Base address, ARC
+@cindex ARC Interrupt Vector Base address
+Interrupt Vector Base address. Auxiliary register address 0x25.
+
+@item status32_p0
+@cindex Stored STATUS32 register on entry to level P0 interrupts, ARC
+@cindex ARC Stored STATUS32 register on entry to level P0 interrupts
+Stored STATUS32 register on entry to level P0 interrupts. Auxiliary
+register address 0xb.
+
+@item aux_user_sp
+@cindex Saved User Stack Pointer, ARC
+@cindex ARC Saved User Stack Pointer
+Saved User Stack Pointer. Auxiliary register address 0xd.
+
+@item eret
+@cindex Exception Return Address, ARC
+@cindex ARC Exception Return Address
+Exception Return Address. Auxiliary register address 0x400.
+
+@item erbta
+@cindex BTA saved on exception entry, ARC
+@cindex ARC BTA saved on exception entry
+BTA saved on exception entry. Auxiliary register address 0x401.
+
+@item erstatus
+@cindex STATUS32 saved on exception, ARC
+@cindex ARC STATUS32 saved on exception
+STATUS32 saved on exception. Auxiliary register address 0x402.
+
+@item bcr_ver
+@cindex Build Configuration Registers Version, ARC
+@cindex ARC Build Configuration Registers Version
+Build Configuration Registers Version. Auxiliary register address 0x60.
+
+@item bta_link_build
+@cindex Build configuration for: BTA Registers, ARC
+@cindex ARC Build configuration for: BTA Registers
+Build configuration for: BTA Registers. Auxiliary register address 0x63.
+
+@item vecbase_ac_build
+@cindex Build configuration for: Interrupts, ARC
+@cindex ARC Build configuration for: Interrupts
+Build configuration for: Interrupts. Auxiliary register address 0x68.
+
+@item rf_build
+@cindex Build configuration for: Core Registers, ARC
+@cindex ARC Build configuration for: Core Registers
+Build configuration for: Core Registers. Auxiliary register address 0x6e.
+
+@item dccm_build
+@cindex DCCM RAM Configuration Register, ARC
+@cindex ARC DCCM RAM Configuration Register
+DCCM RAM Configuration Register. Auxiliary register address 0xc1.