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Diffstat (limited to 'src/mesa/ppc/rtasm/spe_asm.c')
| -rw-r--r-- | src/mesa/ppc/rtasm/spe_asm.c | 385 |
1 files changed, 0 insertions, 385 deletions
diff --git a/src/mesa/ppc/rtasm/spe_asm.c b/src/mesa/ppc/rtasm/spe_asm.c deleted file mode 100644 index 10376372502..00000000000 --- a/src/mesa/ppc/rtasm/spe_asm.c +++ /dev/null @@ -1,385 +0,0 @@ -/* - * (C) Copyright IBM Corporation 2008 - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * on the rights to use, copy, modify, merge, publish, distribute, sub - * license, and/or sell copies of the Software, and to permit persons to whom - * the Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL - * AUTHORS, COPYRIGHT HOLDERS, AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, - * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR - * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE - * USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/** - * \file spe_asm.c - * Real-time assembly generation interface for Cell B.E. SPEs. - * - * \author Ian Romanick <[email protected]> - */ -#ifdef GALLIUM_CELL -#include <inttypes.h> -#include <imports.h> -#include "spe_asm.h" - -/** - * SPE instruction types - * - * There are 6 primary instruction encodings used on the Cell's SPEs. Each of - * the following unions encodes one type. - * - * \bug - * If, at some point, we start generating SPE code from a little-endian host - * these unions will not work. - */ -/*@{*/ -/** - * Encode one output register with two input registers - */ -union spe_inst_RR { - uint32_t bits; - struct { - unsigned op:11; - unsigned rB:7; - unsigned rA:7; - unsigned rT:7; - } inst; -}; - - -/** - * Encode one output register with three input registers - */ -union spe_inst_RRR { - uint32_t bits; - struct { - unsigned op:4; - unsigned rT:7; - unsigned rB:7; - unsigned rA:7; - unsigned rC:7; - } inst; -}; - - -/** - * Encode one output register with one input reg. and a 7-bit signed immed - */ -union spe_inst_RI7 { - uint32_t bits; - struct { - unsigned op:11; - unsigned i7:7; - unsigned rA:7; - unsigned rT:7; - } inst; -}; - - -/** - * Encode one output register with one input reg. and an 8-bit signed immed - */ -union spe_inst_RI8 { - uint32_t bits; - struct { - unsigned op:10; - unsigned i8:8; - unsigned rA:7; - unsigned rT:7; - } inst; -}; - - -/** - * Encode one output register with one input reg. and a 10-bit signed immed - */ -union spe_inst_RI10 { - uint32_t bits; - struct { - unsigned op:8; - unsigned i10:10; - unsigned rA:7; - unsigned rT:7; - } inst; -}; - - -/** - * Encode one output register with a 16-bit signed immediate - */ -union spe_inst_RI16 { - uint32_t bits; - struct { - unsigned op:9; - unsigned i16:16; - unsigned rT:7; - } inst; -}; - - -/** - * Encode one output register with a 18-bit signed immediate - */ -union spe_inst_RI18 { - uint32_t bits; - struct { - unsigned op:7; - unsigned i18:18; - unsigned rT:7; - } inst; -}; -/*@}*/ - - -static void emit_RR(struct spe_function *p, unsigned op, unsigned rT, - unsigned rA, unsigned rB) -{ - union spe_inst_RR inst; - inst.inst.op = op; - inst.inst.rB = rB; - inst.inst.rA = rA; - inst.inst.rT = rT; - *p->csr = inst.bits; - p->csr++; -} - - -static void emit_RRR(struct spe_function *p, unsigned op, unsigned rT, - unsigned rA, unsigned rB, unsigned rC) -{ - union spe_inst_RRR inst; - inst.inst.op = op; - inst.inst.rT = rT; - inst.inst.rB = rB; - inst.inst.rA = rA; - inst.inst.rC = rC; - *p->csr = inst.bits; - p->csr++; -} - - -static void emit_RI7(struct spe_function *p, unsigned op, unsigned rT, - unsigned rA, int imm) -{ - union spe_inst_RI7 inst; - inst.inst.op = op; - inst.inst.i7 = imm; - inst.inst.rA = rA; - inst.inst.rT = rT; - *p->csr = inst.bits; - p->csr++; -} - - - -static void emit_RI8(struct spe_function *p, unsigned op, unsigned rT, - unsigned rA, int imm) -{ - union spe_inst_RI8 inst; - inst.inst.op = op; - inst.inst.i8 = imm; - inst.inst.rA = rA; - inst.inst.rT = rT; - *p->csr = inst.bits; - p->csr++; -} - - - -static void emit_RI10(struct spe_function *p, unsigned op, unsigned rT, - unsigned rA, int imm) -{ - union spe_inst_RI10 inst; - inst.inst.op = op; - inst.inst.i10 = imm; - inst.inst.rA = rA; - inst.inst.rT = rT; - *p->csr = inst.bits; - p->csr++; -} - - -static void emit_RI16(struct spe_function *p, unsigned op, unsigned rT, - int imm) -{ - union spe_inst_RI16 inst; - inst.inst.op = op; - inst.inst.i16 = imm; - inst.inst.rT = rT; - *p->csr = inst.bits; - p->csr++; -} - - -static void emit_RI18(struct spe_function *p, unsigned op, unsigned rT, - int imm) -{ - union spe_inst_RI18 inst; - inst.inst.op = op; - inst.inst.i18 = imm; - inst.inst.rT = rT; - *p->csr = inst.bits; - p->csr++; -} - - - - -#define EMIT_(_name, _op) \ -void _name (struct spe_function *p, unsigned rT) \ -{ \ - emit_RR(p, _op, rT, 0, 0); \ -} - -#define EMIT_R(_name, _op) \ -void _name (struct spe_function *p, unsigned rT, unsigned rA) \ -{ \ - emit_RR(p, _op, rT, rA, 0); \ -} - -#define EMIT_RR(_name, _op) \ -void _name (struct spe_function *p, unsigned rT, unsigned rA, unsigned rB) \ -{ \ - emit_RR(p, _op, rT, rA, rB); \ -} - -#define EMIT_RRR(_name, _op) \ -void _name (struct spe_function *p, unsigned rT, unsigned rA, unsigned rB, unsigned rC) \ -{ \ - emit_RRR(p, _op, rT, rA, rB, rC); \ -} - -#define EMIT_RI7(_name, _op) \ -void _name (struct spe_function *p, unsigned rT, unsigned rA, int imm) \ -{ \ - emit_RI7(p, _op, rT, rA, imm); \ -} - -#define EMIT_RI8(_name, _op) \ -void _name (struct spe_function *p, unsigned rT, unsigned rA, int imm) \ -{ \ - emit_RI8(p, _op, rT, rA, 155 - imm); \ -} - -#define EMIT_RI10(_name, _op) \ -void _name (struct spe_function *p, unsigned rT, unsigned rA, int imm) \ -{ \ - emit_RI10(p, _op, rT, rA, imm); \ -} - -#define EMIT_RI16(_name, _op) \ -void _name (struct spe_function *p, unsigned rT, int imm) \ -{ \ - emit_RI16(p, _op, rT, imm); \ -} - -#define EMIT_RI18(_name, _op) \ -void _name (struct spe_function *p, unsigned rT, int imm) \ -{ \ - emit_RI18(p, _op, rT, imm); \ -} - -#define EMIT_I16(_name, _op) \ -void _name (struct spe_function *p, int imm) \ -{ \ - emit_RI16(p, _op, 0, imm); \ -} - -#include "spe_asm.h" - - -/* - */ -void spe_init_func(struct spe_function *p, unsigned code_size) -{ - p->store = _mesa_align_malloc(code_size, 16); - p->csr = p->store; -} - - -void spe_release_func(struct spe_function *p) -{ - _mesa_align_free(p->store); - p->store = NULL; - p->csr = NULL; -} - - -void spe_bi(struct spe_function *p, unsigned rA, int d, int e) -{ - emit_RI7(p, 0x1a8, 0, rA, (d << 5) | (e << 4)); -} - -void spe_iret(struct spe_function *p, unsigned rA, int d, int e) -{ - emit_RI7(p, 0x1aa, 0, rA, (d << 5) | (e << 4)); -} - -void spe_bisled(struct spe_function *p, unsigned rT, unsigned rA, int d, - int e) -{ - emit_RI7(p, 0x1ab, rT, rA, (d << 5) | (e << 4)); -} - -void spe_bisl(struct spe_function *p, unsigned rT, unsigned rA, int d, - int e) -{ - emit_RI7(p, 0x1a9, rT, rA, (d << 5) | (e << 4)); -} - -void spe_biz(struct spe_function *p, unsigned rT, unsigned rA, int d, - int e) -{ - emit_RI7(p, 0x128, rT, rA, (d << 5) | (e << 4)); -} - -void spe_binz(struct spe_function *p, unsigned rT, unsigned rA, int d, int e) -{ - emit_RI7(p, 0x129, rT, rA, (d << 5) | (e << 4)); -} - -void spe_bihz(struct spe_function *p, unsigned rT, unsigned rA, int d, int e) -{ - emit_RI7(p, 0x12a, rT, rA, (d << 5) | (e << 4)); -} - -void spe_bihnz(struct spe_function *p, unsigned rT, unsigned rA, int d, int e) -{ - emit_RI7(p, 0x12b, rT, rA, (d << 5) | (e << 4)); -} - - -/* Hint-for-branch instructions - */ -#if 0 -hbr; -hbra; -hbrr; -#endif - - -/* Control instructions - */ -#if 0 -stop; -EMIT_RR (spe_stopd, 0x140); -EMIT_ (spe_lnop, 0x001); -EMIT_ (spe_nop, 0x201); -sync; -EMIT_ (spe_dsync, 0x003); -EMIT_R (spe_mfspr, 0x00c); -EMIT_R (spe_mtspr, 0x10c); -#endif - -#endif /* GALLIUM_CELL */ |