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| author | Chao-ying Fu <Chao-ying.Fu@imgtec.com> | 2005-08-25 18:09:24 +0000 |
|---|---|---|
| committer | Chao-ying Fu <Chao-ying.Fu@imgtec.com> | 2005-08-25 18:09:24 +0000 |
| commit | 4a8b3ef6929fc2387ebdd07b5c53f92db463d46b (patch) | |
| tree | 90ce53d045ef3dce3e2770816f9f944c6e320bd8 /include/opcode | |
| parent | b4b0980b9d833ee7e2bd84a9b5db573f7dab9eec (diff) | |
| download | newlib-4a8b3ef6929fc2387ebdd07b5c53f92db463d46b.zip newlib-4a8b3ef6929fc2387ebdd07b5c53f92db463d46b.tar.gz newlib-4a8b3ef6929fc2387ebdd07b5c53f92db463d46b.tar.bz2 | |
* mips.h (OP_SH_DSPACC, OP_MASK_DSPACC, OP_SH_DSPACC_S,
OP_MASK_DSPACC_S, OP_SH_DSPSFT, OP_MASK_DSPSFT, OP_SH_DSPSFT_7,
OP_MASK_DSPSFT_7, OP_SH_SA3, OP_MASK_SA3, OP_SH_SA4, OP_MASK_SA4,
OP_SH_IMM8, OP_MASK_IMM8, OP_SH_IMM10, OP_MASK_IMM10, OP_SH_WRDSP,
OP_MASK_WRDSP, OP_SH_RDDSP, OP_MASK_RDDSP): New define.
Document 3, 4, 5, 6, 7, 8, 9, 0, :, ', @ operand formats for DSP
instructions.
(INSN_DSP): New define for DSP ASE.
Diffstat (limited to 'include/opcode')
| -rw-r--r-- | include/opcode/ChangeLog | 11 | ||||
| -rw-r--r-- | include/opcode/mips.h | 40 |
2 files changed, 50 insertions, 1 deletions
diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog index 4a41461..8226cb9 100644 --- a/include/opcode/ChangeLog +++ b/include/opcode/ChangeLog @@ -1,3 +1,14 @@ +2005-08-25 Chao-ying Fu <fu@mips.com> + + * mips.h (OP_SH_DSPACC, OP_MASK_DSPACC, OP_SH_DSPACC_S, + OP_MASK_DSPACC_S, OP_SH_DSPSFT, OP_MASK_DSPSFT, OP_SH_DSPSFT_7, + OP_MASK_DSPSFT_7, OP_SH_SA3, OP_MASK_SA3, OP_SH_SA4, OP_MASK_SA4, + OP_SH_IMM8, OP_MASK_IMM8, OP_SH_IMM10, OP_MASK_IMM10, OP_SH_WRDSP, + OP_MASK_WRDSP, OP_SH_RDDSP, OP_MASK_RDDSP): New define. + Document 3, 4, 5, 6, 7, 8, 9, 0, :, ', @ operand formats for DSP + instructions. + (INSN_DSP): New define for DSP ASE. + 2005-08-18 Alan Modra <amodra@bigpond.net.au> * a29k.h: Delete. diff --git a/include/opcode/mips.h b/include/opcode/mips.h index 44b9a15..6267f82 100644 --- a/include/opcode/mips.h +++ b/include/opcode/mips.h @@ -148,6 +148,28 @@ Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, US #define OP_MASK_EXTMSBD 0x1f /* "ext" MSBD. */ #define OP_SH_EXTMSBD 11 +/* MIPS DSP ASE */ +#define OP_SH_DSPACC 11 +#define OP_MASK_DSPACC 0x3 +#define OP_SH_DSPACC_S 21 +#define OP_MASK_DSPACC_S 0x3 +#define OP_SH_DSPSFT 20 +#define OP_MASK_DSPSFT 0x3f +#define OP_SH_DSPSFT_7 19 +#define OP_MASK_DSPSFT_7 0x7f +#define OP_SH_SA3 21 +#define OP_MASK_SA3 0x7 +#define OP_SH_SA4 21 +#define OP_MASK_SA4 0xf +#define OP_SH_IMM8 16 +#define OP_MASK_IMM8 0xff +#define OP_SH_IMM10 16 +#define OP_MASK_IMM10 0x3ff +#define OP_SH_WRDSP 11 +#define OP_MASK_WRDSP 0x3f +#define OP_SH_RDDSP 16 +#define OP_MASK_RDDSP 0x3f + #define OP_OP_COP0 0x10 #define OP_OP_COP1 0x11 #define OP_OP_COP2 0x12 @@ -296,6 +318,19 @@ struct mips_opcode "Y" MDMX source register (OP_*_FS) "Z" MDMX source register (OP_*_FT) + DSP ASE usage: + "3" 3 bit unsigned immediate (OP_*_SA3) + "4" 4 bit unsigned immediate (OP_*_SA4) + "5" 8 bit unsigned immediate (OP_*_IMM8) + "6" 5 bit unsigned immediate (OP_*_RS) + "7" 2 bit dsp accumulator register (OP_*_DSPACC) + "8" 6 bit unsigned immediate (OP_*_WRDSP) + "9" 2 bit dsp accumulator register (OP_*_DSPACC_S) + "0" 6 bit signed immediate (OP_*_DSPSFT) + ":" 7 bit signed immediate (OP_*_DSPSFT_7) + "'" 6 bit unsigned immediate (OP_*_RDDSP) + "@" 10 bit signed immediate (OP_*_IMM10) + Other: "()" parens surrounding optional value "," separates operands @@ -303,7 +338,8 @@ struct mips_opcode "+" Start of extension sequence. Characters used so far, for quick reference when adding more: - "%[]<>(),+" + "34567890" + "%[]<>(),+:'@" "ABCDEFGHIJKLMNOPQRSTUVWXYZ" "abcdefhijklopqrstuvwxz" @@ -413,6 +449,8 @@ struct mips_opcode /* Masks used for MIPS-defined ASEs. */ #define INSN_ASE_MASK 0x0000f000 +/* DSP ASE */ +#define INSN_DSP 0x00001000 /* MIPS 16 ASE */ #define INSN_MIPS16 0x00002000 /* MIPS-3D ASE */ |