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target/mips: Reorganize bit definitions for insn_flags (ISAs/ASEs flags) 

Distribute bits 56-63 vendor-specific ASEs as follows:

  - bits 0-31 MIPS base instruction sets
  - bits 32-47 MIPS ASEs
  - bits 48-55 vendor-specific base instruction sets
  - bits 56-63 vendor-specific ASEs

Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
This commit is contained in:
Philippe Mathieu-Daudé 2018-10-16 12:09:54 +02:00 committed by Aleksandar Markovic
parent f9c9cd63e3
commit 45ebdd24c3
1 changed files with 44 additions and 34 deletions
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78
target/mips/mips-defs.h
View File

@ -22,40 +22,50 @@
#endif
#endif
/* Masks used to mark instructions to indicate which ISA level they
were introduced in. */
#define ISA_MIPS1 0x00000001
#define ISA_MIPS2 0x00000002
#define ISA_MIPS3 0x00000004
#define ISA_MIPS4 0x00000008
#define ISA_MIPS5 0x00000010
#define ISA_MIPS32 0x00000020
#define ISA_MIPS32R2 0x00000040
#define ISA_MIPS64 0x00000080
#define ISA_MIPS64R2 0x00000100
#define ISA_MIPS32R3 0x00000200
#define ISA_MIPS64R3 0x00000400
#define ISA_MIPS32R5 0x00000800
#define ISA_MIPS64R5 0x00001000
#define ISA_MIPS32R6 0x00002000
#define ISA_MIPS64R6 0x00004000
#define ISA_NANOMIPS32 0x00008000
/* MIPS ASEs. */
#define ASE_MIPS16 0x00010000
#define ASE_MIPS3D 0x00020000
#define ASE_MDMX 0x00040000
#define ASE_DSP 0x00080000
#define ASE_DSPR2 0x00100000
#define ASE_MT 0x00200000
#define ASE_SMARTMIPS 0x00400000
#define ASE_MICROMIPS 0x00800000
#define ASE_MSA 0x01000000
/* Chip specific instructions. */
#define INSN_LOONGSON2E 0x20000000
#define INSN_LOONGSON2F 0x40000000
#define INSN_VR54XX 0x80000000
/*
* bit definitions for insn_flags (ISAs/ASEs flags)
* ------------------------------------------------
*/
/*
* bits 0-31: MIPS base instruction sets
*/
#define ISA_MIPS1 0x0000000000000001ULL
#define ISA_MIPS2 0x0000000000000002ULL
#define ISA_MIPS3 0x0000000000000004ULL
#define ISA_MIPS4 0x0000000000000008ULL
#define ISA_MIPS5 0x0000000000000010ULL
#define ISA_MIPS32 0x0000000000000020ULL
#define ISA_MIPS32R2 0x0000000000000040ULL
#define ISA_MIPS64 0x0000000000000080ULL
#define ISA_MIPS64R2 0x0000000000000100ULL
#define ISA_MIPS32R3 0x0000000000000200ULL
#define ISA_MIPS64R3 0x0000000000000400ULL
#define ISA_MIPS32R5 0x0000000000000800ULL
#define ISA_MIPS64R5 0x0000000000001000ULL
#define ISA_MIPS32R6 0x0000000000002000ULL
#define ISA_MIPS64R6 0x0000000000004000ULL
#define ISA_NANOMIPS32 0x0000000000008000ULL
/*
* bits 32-47: MIPS ASEs
*/
#define ASE_MIPS16 0x0000000100000000ULL
#define ASE_MIPS3D 0x0000000200000000ULL
#define ASE_MDMX 0x0000000400000000ULL
#define ASE_DSP 0x0000000800000000ULL
#define ASE_DSPR2 0x0000001000000000ULL
#define ASE_MT 0x0000004000000000ULL
#define ASE_SMARTMIPS 0x0000008000000000ULL
#define ASE_MICROMIPS 0x0000010000000000ULL
#define ASE_MSA 0x0000020000000000ULL
/*
* bits 48-55: vendor-specific base instruction sets
*/
#define INSN_LOONGSON2E 0x0001000000000000ULL
#define INSN_LOONGSON2F 0x0002000000000000ULL
#define INSN_VR54XX 0x0004000000000000ULL
/*
* bits 56-63: vendor-specific ASEs
*/
/* MIPS CPU defines. */
#define CPU_MIPS1 (ISA_MIPS1)