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| author | Jiong Wang <jiong.wang@arm.com> | 2014-09-03 14:40:41 +0100 |
|---|---|---|
| committer | Jiong Wang <jiong.wang@arm.com> | 2014-09-03 14:53:53 +0100 |
| commit | ee804238f097e91088a340c15891170f2748b4fd (patch) | |
| tree | 22d92253b206d824681e73039fe861f8d20ec8df /include | |
| parent | 97ea6506c45ab5519483a0221fdc049038496492 (diff) | |
| download | gdb-ee804238f097e91088a340c15891170f2748b4fd.zip gdb-ee804238f097e91088a340c15891170f2748b4fd.tar.gz gdb-ee804238f097e91088a340c15891170f2748b4fd.tar.bz2 | |
[PATCH/AArch64] Implement LSE feature
2014-09-03 Jiong Wang <jiong.wang@arm.com>
gas/
* config/tc-aarch64.c (parse_operands): Recognize PAIRREG.
(aarch64_features): Add entry for lse extension.
include/opcode/
* aarch64.h (AARCH64_FEATURE_LSE): New feature added.
(aarch64_opnd): Add AARCH64_OPND_PAIRREG.
(aarch64_insn_class): Add lse_atomic.
(F_LSE_SZ): New field added.
(opcode_has_special_coder): Recognize F_LSE_SZ.
opcode/
* aarch64-tbl.h (QL_R4NIL): New qualifiers.
(aarch64_feature_lse): New feature added.
(LSE): New Added.
(aarch64_opcode_table): New LSE instructions added. Improve
descriptions for ldarb/ldarh/ldar.
(aarch64_opcode_table): Describe PAIRREG.
* aarch64-opc.h (aarch64_field_kind): Add FLD_lse_sz.
* aarch64-opc.c (fields): Add entry for F_LSE_SZ.
(aarch64_print_operand): Recognize PAIRREG.
(operand_general_constraint_met_p): Check reg pair constraints for CASP
instructions.
* aarch64-dis.c (aarch64_ext_regno_pair): New extractor for paired reg.
(do_special_decoding): Recognize F_LSE_SZ.
* aarch64-asm.c (do_special_encoding): Recognize F_LSE_SZ.
gas/testsuite/
* gas/aarch64/lse-atomic.d: New.
* gas/aarch64/lse-atomic.s: Likewise.
* gas/aarch64/illegal-lse.d: Likewise.
* gas/aarch64/illegal-lse.l: Likewise.
* gas/aarch64/illegal-lse.s: Likewise.
* gas/aarch64/diagnostic.s: Check processor feature detect for lse
instruction.
* gas/aarch64/diagnostic.l: Likewise.
Diffstat (limited to 'include')
| -rw-r--r-- | include/opcode/ChangeLog | 8 | ||||
| -rw-r--r-- | include/opcode/aarch64.h | 9 |
2 files changed, 15 insertions, 2 deletions
diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog index 955706c..58d9f99 100644 --- a/include/opcode/ChangeLog +++ b/include/opcode/ChangeLog @@ -1,3 +1,11 @@ +2014-09-03 Jiong Wang <jiong.wang@arm.com> + + * aarch64.h (AARCH64_FEATURE_LSE): New feature added. + (aarch64_opnd): Add AARCH64_OPND_PAIRREG. + (aarch64_insn_class): Add lse_atomic. + (F_LSE_SZ): New field added. + (opcode_has_special_coder): Recognize F_LSE_SZ. + 2014-08-26 Maciej W. Rozycki <macro@codesourcery.com> * mips.h: Document the move of `MICROMIPSOP_*_CODE10' from `B' diff --git a/include/opcode/aarch64.h b/include/opcode/aarch64.h index c6d6fc5..c0afd74 100644 --- a/include/opcode/aarch64.h +++ b/include/opcode/aarch64.h @@ -38,6 +38,7 @@ typedef uint32_t aarch64_insn; #define AARCH64_FEATURE_FP 0x00020000 /* FP instructions. */ #define AARCH64_FEATURE_SIMD 0x00040000 /* SIMD instructions. */ #define AARCH64_FEATURE_CRC 0x00080000 /* CRC instructions. */ +#define AARCH64_FEATURE_LSE 0x00100000 /* LSE instructions. */ /* Architectures are the sum of the base and extensions. */ #define AARCH64_ARCH_V8 AARCH64_FEATURE (AARCH64_FEATURE_V8, \ @@ -106,6 +107,7 @@ enum aarch64_opnd AARCH64_OPND_Rd_SP, /* Integer Rd or SP. */ AARCH64_OPND_Rn_SP, /* Integer Rn or SP. */ + AARCH64_OPND_PAIRREG, /* Paired register operand. */ AARCH64_OPND_Rm_EXT, /* Integer Rm extended. */ AARCH64_OPND_Rm_SFT, /* Integer Rm shifted. */ @@ -340,6 +342,7 @@ enum aarch64_insn_class loadlit, log_imm, log_shift, + lse_atomic, movewide, pcreladdr, ic_system, @@ -550,7 +553,9 @@ extern aarch64_opcode aarch64_opcode_table[]; #define F_N (1 << 23) /* Opcode dependent field. */ #define F_OD(X) (((X) & 0x7) << 24) -/* Next bit is 27. */ +/* Instruction has the field of 'sz'. */ +#define F_LSE_SZ (1 << 27) +/* Next bit is 28. */ static inline bfd_boolean alias_opcode_p (const aarch64_opcode *opcode) @@ -599,7 +604,7 @@ get_opcode_dependent_value (const aarch64_opcode *opcode) static inline bfd_boolean opcode_has_special_coder (const aarch64_opcode *opcode) { - return (opcode->flags & (F_SF | F_SIZEQ | F_FPTYPE | F_SSIZE | F_T + return (opcode->flags & (F_SF | F_LSE_SZ | F_SIZEQ | F_FPTYPE | F_SSIZE | F_T | F_GPRSIZE_IN_Q | F_LDS_SIZE | F_MISC | F_N | F_COND)) ? TRUE : FALSE; } |