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| author | Richard Sandiford <richard.sandiford@arm.com> | 2021-12-02 15:00:57 +0000 |
|---|---|---|
| committer | Richard Sandiford <richard.sandiford@arm.com> | 2021-12-02 15:00:57 +0000 |
| commit | bcca550b3dc542284715c19655c1885bdf2d3b67 (patch) | |
| tree | 9595ba94a8add55664ce8192a82dc8594e8b137a /gas/config | |
| parent | 63eff947512b36c770c92d45e4b22cb8a18a39be (diff) | |
| download | gdb-bcca550b3dc542284715c19655c1885bdf2d3b67.zip gdb-bcca550b3dc542284715c19655c1885bdf2d3b67.tar.gz gdb-bcca550b3dc542284715c19655c1885bdf2d3b67.tar.bz2 | |
aarch64: Add BC instruction
This patch adds support for the Armv8.8-A BC instruction.
[https://developer.arm.com/documentation/ddi0596/2021-09/Base-Instructions/BC-cond--Branch-Consistent-conditionally-?lang=en]
include/
* opcode/aarch64.h (AARCH64_FEATURE_HBC): New macro.
(AARCH64_ARCH_V8_8): Make armv8.8-a imply AARCH64_FEATURE_HBC.
opcodes/
* aarch64-tbl.h (aarch64_feature_hbc): New variable.
(HBC, HBC_INSN): New macros.
(aarch64_opcode_table): Add BC.C.
* aarch64-dis-2.c: Regenerate.
gas/
* doc/c-aarch64.texi: Document +hbc.
* config/tc-aarch64.c (aarch64_features): Add "hbc".
* testsuite/gas/aarch64/hbc.s, testsuite/gas/aarch64/hbc.d: New test.
* testsuite/gas/aarch64/hbc-invalid.s,
testsuite/gas/aarch64/hbc-invalid.l,
testsuite/gas/aarch64/hbc-invalid.d: New test.
Diffstat (limited to 'gas/config')
| -rw-r--r-- | gas/config/tc-aarch64.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c index ea65da5..7277f38 100644 --- a/gas/config/tc-aarch64.c +++ b/gas/config/tc-aarch64.c @@ -9980,6 +9980,8 @@ static const struct aarch64_option_cpu_value_table aarch64_features[] = { AARCH64_ARCH_NONE}, {"mops", AARCH64_FEATURE (AARCH64_FEATURE_MOPS, 0), AARCH64_ARCH_NONE}, + {"hbc", AARCH64_FEATURE (AARCH64_FEATURE_HBC, 0), + AARCH64_ARCH_NONE}, {NULL, AARCH64_ARCH_NONE, AARCH64_ARCH_NONE}, }; |