diff options
-rw-r--r-- | gas/ChangeLog | 8 | ||||
-rw-r--r-- | gas/testsuite/gas/aarch64/illegal-sysreg-4.l | 21 | ||||
-rw-r--r-- | gas/testsuite/gas/aarch64/sysreg-4.d | 21 | ||||
-rw-r--r-- | gas/testsuite/gas/aarch64/sysreg-4.s | 26 | ||||
-rw-r--r-- | opcodes/ChangeLog | 9 | ||||
-rw-r--r-- | opcodes/aarch64-opc.c | 26 |
6 files changed, 110 insertions, 1 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog index eea9a4e..1709a9e 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,5 +1,13 @@ 2018-11-12 Sudakshina Das <sudi.das@arm.com> + * testsuite/gas/aarch64/sysreg-4.s: Test TCO, TFSRE0_SL1, + TFSR_EL1, TFSR_EL2, TFSR_EL3, TFSR_EL12, RGSR_EL1 and + GCR_EL1 MSR and MRS. + * testsuite/gas/aarch64/sysreg-4.d: Likewise. + * testsuite/gas/aarch64/illegal-sysreg-4.l: Likewise. + +2018-11-12 Sudakshina Das <sudi.das@arm.com> + * config/tc-aarch64.c (parse_operands): Add switch case for AARCH64_OPND_ADDR_SIMPLE_2 and allow [base]! for it. (warn_unpredictable_ldst): Exempt ldstgv_indexed for ldgv. diff --git a/gas/testsuite/gas/aarch64/illegal-sysreg-4.l b/gas/testsuite/gas/aarch64/illegal-sysreg-4.l index 35c3cea..36abf4f 100644 --- a/gas/testsuite/gas/aarch64/illegal-sysreg-4.l +++ b/gas/testsuite/gas/aarch64/illegal-sysreg-4.l @@ -14,3 +14,24 @@ [^:]*:[0-9]+: Error: selected processor does not support system register name 'scxtnum_el3' [^:]*:[0-9]+: Error: selected processor does not support system register name 'scxtnum_el12' [^:]*:[0-9]+: Error: selected processor does not support system register name 'id_pfr2_el1' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'tco' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'tco' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'tfsre0_el1' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'tfsr_el1' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'tfsr_el2' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'tfsr_el3' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'tfsr_el12' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'rgsr_el1' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'gcr_el1' +[^:]*:[0-9]+: Error: selected processor does not support PSTATE field name 'tco' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'tco' +[^:]*:[0-9]+: Error: selected processor does not support PSTATE field name 'tco' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'tco' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'tfsre0_el1' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'tfsr_el1' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'tfsr_el2' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'tfsr_el3' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'tfsr_el12' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'rgsr_el1' +[^:]*:[0-9]+: Error: selected processor does not support system register name 'gcr_el1' +[^:]*:[0-9]+: Error: selected processor does not support PSTATE field name 'tco' diff --git a/gas/testsuite/gas/aarch64/sysreg-4.d b/gas/testsuite/gas/aarch64/sysreg-4.d index c24a232..0abeed8 100644 --- a/gas/testsuite/gas/aarch64/sysreg-4.d +++ b/gas/testsuite/gas/aarch64/sysreg-4.d @@ -1,5 +1,5 @@ #source: sysreg-4.s -#as: -march=armv8.5-a+rng +#as: -march=armv8.5-a+rng+memtag #objdump: -dr .*: file format .* @@ -19,3 +19,22 @@ Disassembly of section \.text: .*: d53ed0e7 mrs x7, scxtnum_el3 .*: d53dd0e7 mrs x7, scxtnum_el12 .*: d5380388 mrs x8, id_pfr2_el1 +.*: d53b42e1 mrs x1, tco +.*: d53b42e2 mrs x2, tco +.*: d5386621 mrs x1, tfsre0_el1 +.*: d5386501 mrs x1, tfsr_el1 +.*: d53c6502 mrs x2, tfsr_el2 +.*: d53e6603 mrs x3, tfsr_el3 +.*: d53d660c mrs x12, tfsr_el12 +.*: d53810a1 mrs x1, rgsr_el1 +.*: d53810c3 mrs x3, gcr_el1 +.*: d51b42e1 msr tco, x1 +.*: d51b42e2 msr tco, x2 +.*: d5186621 msr tfsre0_el1, x1 +.*: d5186501 msr tfsr_el1, x1 +.*: d51c6502 msr tfsr_el2, x2 +.*: d51e6603 msr tfsr_el3, x3 +.*: d51d660c msr tfsr_el12, x12 +.*: d51810a1 msr rgsr_el1, x1 +.*: d51810c3 msr gcr_el1, x3 +.*: d503489f msr tco, #0x8 diff --git a/gas/testsuite/gas/aarch64/sysreg-4.s b/gas/testsuite/gas/aarch64/sysreg-4.s index b8f40d4..d25e9b9 100644 --- a/gas/testsuite/gas/aarch64/sysreg-4.s +++ b/gas/testsuite/gas/aarch64/sysreg-4.s @@ -12,3 +12,29 @@ func: mrs x7, scxtnum_el3 mrs x7, scxtnum_el12 mrs x8, id_pfr2_el1 + + # ARMv8.5-a+memtag + # MRS (register) + mrs x1, tco + mrs x2, TCO + mrs x1, tfsre0_el1 + mrs x1, TFSR_EL1 + mrs x2, TFSR_EL2 + mrs x3, TFSR_EL3 + mrs x12, TFSR_EL12 + mrs x1, rgsr_el1 + mrs x3, gcr_el1 + + # MSR (register) + msr tco, x1 + msr TCO, x2 + msr tfsre0_el1, x1 + msr TFSR_EL1, x1 + msr TFSR_EL2, x2 + msr TFSR_EL3, x3 + msr TFSR_EL12, x12 + msr rgsr_el1, x1 + msr gcr_el1, x3 + + # MSR (immediate) + msr TCO, #8 diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index 0b5daa9..6908a0a 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,5 +1,14 @@ 2018-11-12 Sudakshina Das <sudi.das@arm.com> + * aarch64-opc.c (aarch64_sys_regs): New entries for TCO, + TFSRE0_SL1, TFSR_EL1, TFSR_EL2, TFSR_EL3, TFSR_EL12, + RGSR_EL1 and GCR_EL1. + (aarch64_sys_reg_supported_p): New check for above. + (aarch64_pstatefields): New entry for TCO. + (aarch64_pstatefield_supported_p): New check for above. + +2018-11-12 Sudakshina Das <sudi.das@arm.com> + * aarch64-asm.c (aarch64_ins_addr_simple_2): New. * aarch64-asm.h (ins_addr_simple_2): Declare the above. * aarch64-dis.c (aarch64_ext_addr_simple_2): New. diff --git a/opcodes/aarch64-opc.c b/opcodes/aarch64-opc.c index 3bc2ccc..b11bc33 100644 --- a/opcodes/aarch64-opc.c +++ b/opcodes/aarch64-opc.c @@ -3929,6 +3929,14 @@ const aarch64_sys_reg aarch64_sys_regs [] = { "contextidr_el12", CPENC (3, 5, C13, C0, 1), F_ARCHEXT }, { "rndr", CPENC(3,3,C2,C4,0), F_ARCHEXT | F_REG_READ }, /* RO */ { "rndrrs", CPENC(3,3,C2,C4,1), F_ARCHEXT | F_REG_READ }, /* RO */ + { "tco", CPENC(3,3,C4,C2,7), F_ARCHEXT }, + { "tfsre0_el1", CPENC(3,0,C6,C6,1), F_ARCHEXT }, + { "tfsr_el1", CPENC(3,0,C6,C5,0), F_ARCHEXT }, + { "tfsr_el2", CPENC(3,4,C6,C5,0), F_ARCHEXT }, + { "tfsr_el3", CPENC(3,6,C6,C6,0), F_ARCHEXT }, + { "tfsr_el12", CPENC(3,5,C6,C6,0), F_ARCHEXT }, + { "rgsr_el1", CPENC(3,0,C1,C0,5), F_ARCHEXT }, + { "gcr_el1", CPENC(3,0,C1,C0,6), F_ARCHEXT }, { "tpidr_el0", CPENC(3,3,C13,C0,2), 0 }, { "tpidrro_el0", CPENC(3,3,C13,C0,3), 0 }, /* RW */ { "tpidr_el1", CPENC(3,0,C13,C0,4), 0 }, @@ -4392,6 +4400,18 @@ aarch64_sys_reg_supported_p (const aarch64_feature_set features, && AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_V8_5))) return FALSE; + /* System Registers in ARMv8.5-A with AARCH64_FEATURE_MEMTAG. */ + if ((reg->value == CPENC (3, 3, C4, C2, 7) + || reg->value == CPENC (3, 0, C6, C6, 1) + || reg->value == CPENC (3, 0, C6, C5, 0) + || reg->value == CPENC (3, 4, C6, C5, 0) + || reg->value == CPENC (3, 6, C6, C6, 0) + || reg->value == CPENC (3, 5, C6, C6, 0) + || reg->value == CPENC (3, 0, C1, C0, 5) + || reg->value == CPENC (3, 0, C1, C0, 6)) + && !(AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_MEMTAG))) + return FALSE; + return TRUE; } @@ -4411,6 +4431,7 @@ const aarch64_sys_reg aarch64_pstatefields [] = { "uao", 0x03, F_ARCHEXT }, { "ssbs", 0x19, F_ARCHEXT }, { "dit", 0x1a, F_ARCHEXT }, + { "tco", 0x1c, F_ARCHEXT }, { 0, CPENC(0,0,0,0,0), 0 }, }; @@ -4441,6 +4462,11 @@ aarch64_pstatefield_supported_p (const aarch64_feature_set features, && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_V8_4)) return FALSE; + /* TCO. Values are from aarch64_pstatefields. */ + if (reg->value == 0x1c + && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_MEMTAG)) + return FALSE; + return TRUE; } |