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include/opcode/ 

2010-12-14  Mingjie Xing  <mingjie.xing@gmail.com>

	* mips.h (OP_*_OFFSET_A, OP_*_OFFSET_B, OP_*_OFFSET_C)
	(OP_*_RZ, OP_*_FZ, INSN2_M_FP_D, INSN2_WRITE_GPR_Z, INSN2_WRITE_FPR_Z)
	(INSN2_READ_GPR_Z, INSN2_READ_FPR_Z, INSN2_READ_GPR_D): Define.

opcodes/
2010-12-14  Mingjie Xing  <mingjie.xing@gmail.com>

	* mips-opc.c (WR_z, WR_Z, RD_z, RD_Z, RD_d): Define.
	(mips_builtin_opcodes): Add loongson3a specific instructions.
	* mips-dis.c (print_insn_args): Handle the new arguments +a|b|c|z|Z.

gas/
2010-12-14  Mingjie Xing  <mingjie.xing@gmail.com>

	* config/tc-mips.c (insn_uses_reg): Handle the new flags
	INSN2_READ_FPR_Z, INSN2_READ_GPR_D and INSN2_READ_GPR_Z.
	(append_insn): Handle delay-slot filling for the new flags.
	(validate_mips_insn): Handle the new arguments +a|b|c|z|Z.
	(mips_ip): Handle the new arguments +a|b|c|z|Z.

gas/testsuite/
2010-12-14  Mingjie Xing  <mingjie.xing@gmail.com>

	* gas/mips/loongson-3a-2.s, gas/mips/loongson-3a-2.d,
	gas/mips/loongson-3a-3.s, gas/mips/loongson-3a-3.d: New tests.
	* gas/mips/mips.exp: Run them.
This commit is contained in:
Richard Sandiford 2010-12-18 11:14:12 +00:00
parent afeb58b9ae
commit 68ab795133
2 changed files with 29 additions and 0 deletions
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6
include/opcode/ChangeLog
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@ -1,3 +1,9 @@
2010-12-18 Mingjie Xing <mingjie.xing@gmail.com>
* mips.h (OP_*_OFFSET_A, OP_*_OFFSET_B, OP_*_OFFSET_C)
(OP_*_RZ, OP_*_FZ, INSN2_M_FP_D, INSN2_WRITE_GPR_Z, INSN2_WRITE_FPR_Z)
(INSN2_READ_GPR_Z, INSN2_READ_FPR_Z, INSN2_READ_GPR_D): Define.
2010-11-23 Richard Sandiford <rdsandiford@googlemail.com>
* mips.h: Fix previous commit.

23
include/opcode/mips.h
View File

@ -226,6 +226,18 @@
#define OP_SH_SEQI 6
#define OP_MASK_SEQI 0x3ff
/* Loongson */
#define OP_SH_OFFSET_A 6
#define OP_MASK_OFFSET_A 0xff
#define OP_SH_OFFSET_B 3
#define OP_MASK_OFFSET_B 0xff
#define OP_SH_OFFSET_C 6
#define OP_MASK_OFFSET_C 0x1ff
#define OP_SH_RZ 0
#define OP_MASK_RZ 0x1f
#define OP_SH_FZ 0
#define OP_MASK_FZ 0x1f
/* This structure holds information for a particular instruction. */
struct mips_opcode
@ -503,6 +515,17 @@ struct mips_opcode
only be set for macros. For instructions, FP_D in pinfo carries the
same information. */
#define INSN2_M_FP_D 0x00000010
/* Modifies the general purpose register in OP_*_RZ. */
#define INSN2_WRITE_GPR_Z 0x00000020
/* Modifies the floating point register in OP_*_FZ. */
#define INSN2_WRITE_FPR_Z 0x00000040
/* Reads the general purpose register in OP_*_RZ. */
#define INSN2_READ_GPR_Z 0x00000080
/* Reads the floating point register in OP_*_FZ. */
#define INSN2_READ_FPR_Z 0x00000100
/* Reads the general purpose register in OP_*_RD. */
#define INSN2_READ_GPR_D 0x00000200
/* Masks used to mark instructions to indicate which MIPS ISA level
they were introduced in. INSN_ISA_MASK masks an enumeration that