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author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
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committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/target-microblaze/microblaze-decode.h | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/target-microblaze/microblaze-decode.h')
-rw-r--r-- | qemu/target-microblaze/microblaze-decode.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/qemu/target-microblaze/microblaze-decode.h b/qemu/target-microblaze/microblaze-decode.h new file mode 100644 index 000000000..401319ed4 --- /dev/null +++ b/qemu/target-microblaze/microblaze-decode.h @@ -0,0 +1,55 @@ +/* + * MicroBlaze insn decoding macros. + * + * Copyright (c) 2009 Edgar E. Iglesias <edgar.iglesias@gmail.com> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ + +/* Convenient binary macros. */ +#define HEX__(n) 0x##n##LU +#define B8__(x) ((x&0x0000000FLU)?1:0) \ + + ((x&0x000000F0LU)?2:0) \ + + ((x&0x00000F00LU)?4:0) \ + + ((x&0x0000F000LU)?8:0) \ + + ((x&0x000F0000LU)?16:0) \ + + ((x&0x00F00000LU)?32:0) \ + + ((x&0x0F000000LU)?64:0) \ + + ((x&0xF0000000LU)?128:0) +#define B8(d) ((unsigned char)B8__(HEX__(d))) + +/* Decode logic, value and mask. */ +#define DEC_ADD {B8(00000000), B8(00110001)} +#define DEC_SUB {B8(00000001), B8(00110001)} +#define DEC_AND {B8(00100001), B8(00110101)} +#define DEC_XOR {B8(00100010), B8(00110111)} +#define DEC_OR {B8(00100000), B8(00110111)} +#define DEC_BIT {B8(00100100), B8(00111111)} +#define DEC_MSR {B8(00100101), B8(00111111)} + +#define DEC_BARREL {B8(00010001), B8(00110111)} +#define DEC_MUL {B8(00010000), B8(00110111)} +#define DEC_DIV {B8(00010010), B8(00110111)} +#define DEC_FPU {B8(00010110), B8(00111111)} + +#define DEC_LD {B8(00110000), B8(00110100)} +#define DEC_ST {B8(00110100), B8(00110100)} +#define DEC_IMM {B8(00101100), B8(00111111)} + +#define DEC_BR {B8(00100110), B8(00110111)} +#define DEC_BCC {B8(00100111), B8(00110111)} +#define DEC_RTS {B8(00101101), B8(00111111)} + +#define DEC_STREAM {B8(00010011), B8(00110111)} + |