diff options
| author | Szabolcs Nagy <szabolcs.nagy@arm.com> | 2016-11-11 10:33:30 +0000 |
|---|---|---|
| committer | Szabolcs Nagy <szabolcs.nagy@arm.com> | 2016-11-11 10:33:30 +0000 |
| commit | b0bfa7b5b884f78b798ab8d34d2a50bc63f558df (patch) | |
| tree | bb1037f7ece42649b0dd368feee870f37be127e9 /opcodes/aarch64-opc.c | |
| parent | 8787d804e1cbbd1946239d6c5e560c87d38bac06 (diff) | |
[AArch64] Add ARMv8.3 pointer authentication key registers
Add support for system registers introduced in ARMv8.3
for pointer authentication.
opcodes/
2016-11-11 Szabolcs Nagy <szabolcs.nagy@arm.com>
* aarch64-opc.c (aarch64_sys_regs): Add apiakeylo_el1, apiakeyhi_el1,
apibkeylo_el1, apibkeyhi_el1, apdakeylo_el1, apdakeyhi_el1,
apdbkeylo_el1, apdbkeyhi_el1, apgakeylo_el1 and apgakeyhi_el1.
(aarch64_sys_reg_supported_p): Add feature test for new registers.
gas/
2016-11-11 Szabolcs Nagy <szabolcs.nagy@arm.com>
* testsuite/gas/aarch64/sysreg-3.s: New.
* testsuite/gas/aarch64/sysreg-3.d: New.
* testsuite/gas/aarch64/illegal-sysreg-3.l: New.
* testsuite/gas/aarch64/illegal-sysreg-3.d: New.
Diffstat (limited to 'opcodes/aarch64-opc.c')
| -rw-r--r-- | opcodes/aarch64-opc.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/opcodes/aarch64-opc.c b/opcodes/aarch64-opc.c index 333be5ac02..8e89b5b22c 100644 --- a/opcodes/aarch64-opc.c +++ b/opcodes/aarch64-opc.c @@ -3650,6 +3650,16 @@ const aarch64_sys_reg aarch64_sys_regs [] = { "tcr_el3", CPENC(3,6,C2,C0,2), 0 }, { "tcr_el12", CPENC (3, 5, C2, C0, 2), F_ARCHEXT }, { "vtcr_el2", CPENC(3,4,C2,C1,2), 0 }, + { "apiakeylo_el1", CPENC (3, 0, C2, C1, 0), F_ARCHEXT }, + { "apiakeyhi_el1", CPENC (3, 0, C2, C1, 1), F_ARCHEXT }, + { "apibkeylo_el1", CPENC (3, 0, C2, C1, 2), F_ARCHEXT }, + { "apibkeyhi_el1", CPENC (3, 0, C2, C1, 3), F_ARCHEXT }, + { "apdakeylo_el1", CPENC (3, 0, C2, C2, 0), F_ARCHEXT }, + { "apdakeyhi_el1", CPENC (3, 0, C2, C2, 1), F_ARCHEXT }, + { "apdbkeylo_el1", CPENC (3, 0, C2, C2, 2), F_ARCHEXT }, + { "apdbkeyhi_el1", CPENC (3, 0, C2, C2, 3), F_ARCHEXT }, + { "apgakeylo_el1", CPENC (3, 0, C2, C3, 0), F_ARCHEXT }, + { "apgakeyhi_el1", CPENC (3, 0, C2, C3, 1), F_ARCHEXT }, { "afsr0_el1", CPENC(3,0,C5,C1,0), 0 }, { "afsr1_el1", CPENC(3,0,C5,C1,1), 0 }, { "afsr0_el2", CPENC(3,4,C5,C1,0), 0 }, @@ -4026,6 +4036,20 @@ aarch64_sys_reg_supported_p (const aarch64_feature_set features, && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_PROFILE)) return FALSE; + /* ARMv8.3 Pointer authentication keys. */ + if ((reg->value == CPENC (3, 0, C2, C1, 0) + || reg->value == CPENC (3, 0, C2, C1, 1) + || reg->value == CPENC (3, 0, C2, C1, 2) + || reg->value == CPENC (3, 0, C2, C1, 3) + || reg->value == CPENC (3, 0, C2, C2, 0) + || reg->value == CPENC (3, 0, C2, C2, 1) + || reg->value == CPENC (3, 0, C2, C2, 2) + || reg->value == CPENC (3, 0, C2, C2, 3) + || reg->value == CPENC (3, 0, C2, C3, 0) + || reg->value == CPENC (3, 0, C2, C3, 1)) + && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_V8_3)) + return FALSE; + return TRUE; } |