aarch64: Remove CSRE system registers

Most support for CSRE was removed from Binutils in 2021 after it was
removed from the architecture.  This patch removes the remaining system
registers and test files.

diff --git a/gas/testsuite/gas/aarch64/csre-invalid.l b/gas/testsuite/gas/aarch64/csre-invalid.l
deleted file mode 100644 (file)
index be3d4c4..0000000
--- a/gas/testsuite/gas/aarch64/csre-invalid.l
+++ /dev/null
@@ -1,5 +0,0 @@
-.*: Assembler messages:
-.*: Warning: specified register cannot be written to at operand 1 -- `msr csridr_el0,x0'
-.*: Warning: specified register cannot be written to at operand 1 -- `msr csrptridx_el0,x0'
-.*: Warning: specified register cannot be written to at operand 1 -- `msr csrptridx_el1,x0'
-.*: Warning: specified register cannot be written to at operand 1 -- `msr csrptridx_el2,x0'

diff --git a/gas/testsuite/gas/aarch64/csre.s b/gas/testsuite/gas/aarch64/csre.s
deleted file mode 100644 (file)
index bede41c..0000000
--- a/gas/testsuite/gas/aarch64/csre.s
+++ /dev/null
@@ -1,25 +0,0 @@
-/* Call Stack Recorder Extension system registers.  */
-
-/* Read from system registers.  */
-mrs x0, csrcr_el0
-mrs x0, csrptr_el0
-mrs x0, csridr_el0
-mrs x0, csrptridx_el0
-mrs x0, csrcr_el1
-mrs x0, csrcr_el12
-mrs x0, csrptr_el1
-mrs x0, csrptr_el12
-mrs x0, csrptridx_el1
-mrs x0, csrcr_el2
-mrs x0, csrptr_el2
-mrs x0, csrptridx_el2
-
-/* Write to system registers.  */
-msr csrcr_el0, x0
-msr csrptr_el0, x0
-msr csrcr_el1, x0
-msr csrcr_el12, x0
-msr csrptr_el1, x0
-msr csrptr_el12, x0
-msr csrcr_el2, x0
-msr csrptr_el2, x0

diff --git a/opcodes/aarch64-sys-regs.def b/opcodes/aarch64-sys-regs.def
index 521faf92ec0491ff1a9e94d8b9a5d399fedf7e9d..47713e678955ae7cc6288f467e4015bed7149948 100644 (file)
--- a/opcodes/aarch64-sys-regs.def
+++ b/opcodes/aarch64-sys-regs.def
@@ -310,18 +310,6 @@
   SYSREG ("cptr_el2",          CPENC (3,4,1,1,2),      0,              AARCH64_NO_FEATURES)
   SYSREG ("cptr_el3",          CPENC (3,6,1,1,2),      0,              AARCH64_NO_FEATURES)
   SYSREG ("cptrmask_el2",      CPENC (3,4,1,4,2),      0,              AARCH64_FEATURE (V9_5A)) /* SRMASK */
-  SYSREG ("csrcr_el0",         CPENC (2,3,8,0,0),      0,              AARCH64_NO_FEATURES)
-  SYSREG ("csrcr_el1",         CPENC (2,0,8,0,0),      0,              AARCH64_NO_FEATURES)
-  SYSREG ("csrcr_el12",                CPENC (2,5,8,0,0),      0,              AARCH64_NO_FEATURES)
-  SYSREG ("csrcr_el2",         CPENC (2,4,8,0,0),      0,              AARCH64_NO_FEATURES)
-  SYSREG ("csridr_el0",                CPENC (2,3,8,0,2),      F_REG_READ,     AARCH64_NO_FEATURES)
-  SYSREG ("csrptr_el0",                CPENC (2,3,8,0,1),      0,              AARCH64_NO_FEATURES)
-  SYSREG ("csrptr_el1",                CPENC (2,0,8,0,1),      0,              AARCH64_NO_FEATURES)
-  SYSREG ("csrptr_el12",       CPENC (2,5,8,0,1),      0,              AARCH64_NO_FEATURES)
-  SYSREG ("csrptr_el2",                CPENC (2,4,8,0,1),      0,              AARCH64_NO_FEATURES)
-  SYSREG ("csrptridx_el0",     CPENC (2,3,8,0,3),      F_REG_READ,     AARCH64_NO_FEATURES)
-  SYSREG ("csrptridx_el1",     CPENC (2,0,8,0,3),      F_REG_READ,     AARCH64_NO_FEATURES)
-  SYSREG ("csrptridx_el2",     CPENC (2,4,8,0,3),      F_REG_READ,     AARCH64_NO_FEATURES)
   SYSREG ("csselr_el1",                CPENC (3,2,0,0,0),      0,              AARCH64_NO_FEATURES)
   SYSREG ("ctr_el0",           CPENC (3,3,0,0,1),      F_REG_READ,     AARCH64_NO_FEATURES)
   SYSREG ("currentel",         CPENC (3,0,4,2,2),      F_REG_READ,     AARCH64_NO_FEATURES)