diff options
author | Ben Skeggs <skeggsb@gmail.com> | 2008-10-27 15:40:33 +1100 |
---|---|---|
committer | Ben Skeggs <skeggsb@gmail.com> | 2008-10-27 15:40:33 +1100 |
commit | 70a06e03d45f3d2e1cd1d430ba83c4b22471373c (patch) | |
tree | 399cc450107d78041a53b61773635560472ae08a /src/gallium/auxiliary/rtasm | |
parent | 295d6f8e8f03192320aa8d4ed767427dd06071a5 (diff) | |
parent | 02c9009bb842cd8a47bc36ea274ef54ff47e1528 (diff) |
Merge remote branch 'origin/gallium-0.2' into gallium-0.2
Diffstat (limited to 'src/gallium/auxiliary/rtasm')
-rw-r--r-- | src/gallium/auxiliary/rtasm/Makefile | 1 | ||||
-rw-r--r-- | src/gallium/auxiliary/rtasm/SConscript | 1 | ||||
-rw-r--r-- | src/gallium/auxiliary/rtasm/rtasm_ppc.c | 641 | ||||
-rw-r--r-- | src/gallium/auxiliary/rtasm/rtasm_ppc.h | 151 |
4 files changed, 749 insertions, 45 deletions
diff --git a/src/gallium/auxiliary/rtasm/Makefile b/src/gallium/auxiliary/rtasm/Makefile index 39b8a4dbd7..252dc5274a 100644 --- a/src/gallium/auxiliary/rtasm/Makefile +++ b/src/gallium/auxiliary/rtasm/Makefile @@ -7,6 +7,7 @@ C_SOURCES = \ rtasm_cpu.c \ rtasm_execmem.c \ rtasm_x86sse.c \ + rtasm_ppc.c \ rtasm_ppc_spe.c include ../../Makefile.template diff --git a/src/gallium/auxiliary/rtasm/SConscript b/src/gallium/auxiliary/rtasm/SConscript index 8ea25922aa..eb48368acc 100644 --- a/src/gallium/auxiliary/rtasm/SConscript +++ b/src/gallium/auxiliary/rtasm/SConscript @@ -6,6 +6,7 @@ rtasm = env.ConvenienceLibrary( 'rtasm_cpu.c', 'rtasm_execmem.c', 'rtasm_x86sse.c', + 'rtasm_ppc.c', 'rtasm_ppc_spe.c', ]) diff --git a/src/gallium/auxiliary/rtasm/rtasm_ppc.c b/src/gallium/auxiliary/rtasm/rtasm_ppc.c index 534a23568d..7dd8263749 100644 --- a/src/gallium/auxiliary/rtasm/rtasm_ppc.c +++ b/src/gallium/auxiliary/rtasm/rtasm_ppc.c @@ -23,10 +23,19 @@ /** * PPC code generation. + * For reference, see http://www.power.org/resources/reading/PowerISA_V2.05.pdf + * ABI info: http://www.cs.utsa.edu/~whaley/teach/cs6463FHPO/LEC/lec12_ho.pdf + * + * Other PPC refs: + * http://www-01.ibm.com/chips/techlib/techlib.nsf/techdocs/852569B20050FF778525699600719DF2 + * http://www.ibm.com/developerworks/eserver/library/es-archguide-v2.html + * http://www.freescale.com/files/product/doc/MPCFPE32B.pdf + * * \author Brian Paul */ +#include <stdio.h> #include "util/u_memory.h" #include "pipe/p_debug.h" #include "rtasm_ppc.h" @@ -35,40 +44,148 @@ void ppc_init_func(struct ppc_function *p, unsigned max_inst) { - p->store = align_malloc(max_inst * PPC_INST_SIZE, 16); - p->num_inst = 0; - p->max_inst = max_inst; - p->vec_used = ~0; + uint i; + + p->store = align_malloc(max_inst * PPC_INST_SIZE, 16); + p->num_inst = 0; + p->max_inst = max_inst; + p->reg_used = 0x0; + p->fp_used = 0x0; + p->vec_used = 0x0; + + /* only allow using gp registers 3..12 for now */ + for (i = 0; i < 3; i++) + ppc_reserve_register(p, i); + for (i = 12; i < PPC_NUM_REGS; i++) + ppc_reserve_register(p, i); } void ppc_release_func(struct ppc_function *p) { - assert(p->num_inst <= p->max_inst); - if (p->store != NULL) { - align_free(p->store); - } - p->store = NULL; + assert(p->num_inst <= p->max_inst); + if (p->store != NULL) { + align_free(p->store); + } + p->store = NULL; +} + + +void (*ppc_get_func(struct ppc_function *p))(void) +{ +#if 0 + DUMP_END(); + if (DISASSEM && p->store) + debug_printf("disassemble %p %p\n", p->store, p->csr); + + if (p->store == p->error_overflow) + return (void (*)(void)) NULL; + else +#endif + return (void (*)(void)) p->store; +} + + +void +ppc_dump_func(const struct ppc_function *p) +{ + uint i; + for (i = 0; i < p->num_inst; i++) { + debug_printf("%3u: 0x%08x\n", i, p->store[i]); + } +} + + +/** + * Mark a register as being unavailable. + */ +int +ppc_reserve_register(struct ppc_function *p, int reg) +{ + assert(reg < PPC_NUM_REGS); + p->reg_used |= (1 << reg); + return reg; } /** - * Alloate a vector register. + * Allocate a general purpose register. * \return register index or -1 if none left. */ int -ppc_allocate_vec_register(struct ppc_function *p, int reg) +ppc_allocate_register(struct ppc_function *p) { unsigned i; - for (i = 0; i < PPC_NUM_VEC_REGS; i++) { + for (i = 0; i < PPC_NUM_REGS; i++) { const uint64_t mask = 1 << i; - if ((p->vec_used & mask) != 0) { - p->vec_used &= ~mask; + if ((p->reg_used & mask) == 0) { + p->reg_used |= mask; return i; } } + return -1; +} + + +/** + * Mark the given general purpose register as "unallocated". + */ +void +ppc_release_register(struct ppc_function *p, int reg) +{ + assert(reg < PPC_NUM_REGS); + assert(p->reg_used & (1 << reg)); + p->reg_used &= ~(1 << reg); +} + +/** + * Allocate a floating point register. + * \return register index or -1 if none left. + */ +int +ppc_allocate_fp_register(struct ppc_function *p) +{ + unsigned i; + for (i = 0; i < PPC_NUM_FP_REGS; i++) { + const uint64_t mask = 1 << i; + if ((p->fp_used & mask) == 0) { + p->fp_used |= mask; + return i; + } + } + return -1; +} + + +/** + * Mark the given floating point register as "unallocated". + */ +void +ppc_release_fp_register(struct ppc_function *p, int reg) +{ + assert(reg < PPC_NUM_FP_REGS); + assert(p->fp_used & (1 << reg)); + p->fp_used &= ~(1 << reg); +} + + +/** + * Allocate a vector register. + * \return register index or -1 if none left. + */ +int +ppc_allocate_vec_register(struct ppc_function *p) +{ + unsigned i; + for (i = 0; i < PPC_NUM_VEC_REGS; i++) { + const uint64_t mask = 1 << i; + if ((p->vec_used & mask) == 0) { + p->vec_used |= mask; + return i; + } + } return -1; } @@ -80,9 +197,8 @@ void ppc_release_vec_register(struct ppc_function *p, int reg) { assert(reg < PPC_NUM_VEC_REGS); - assert((p->vec_used & (1 << reg)) == 0); - - p->vec_used |= (1 << reg); + assert(p->vec_used & (1 << reg)); + p->vec_used &= ~(1 << reg); } @@ -98,6 +214,20 @@ union vx_inst { } inst; }; +static inline void +emit_vx(struct ppc_function *p, uint op2, uint vD, uint vA, uint vB) +{ + union vx_inst inst; + inst.inst.op = 4; + inst.inst.vD = vD; + inst.inst.vA = vA; + inst.inst.vB = vB; + inst.inst.op2 = op2; + p->store[p->num_inst++] = inst.bits; + assert(p->num_inst <= p->max_inst); +}; + + union vxr_inst { uint32_t bits; struct { @@ -110,6 +240,21 @@ union vxr_inst { } inst; }; +static inline void +emit_vxr(struct ppc_function *p, uint op2, uint vD, uint vA, uint vB) +{ + union vxr_inst inst; + inst.inst.op = 4; + inst.inst.vD = vD; + inst.inst.vA = vA; + inst.inst.vB = vB; + inst.inst.rC = 0; + inst.inst.op2 = op2; + p->store[p->num_inst++] = inst.bits; + assert(p->num_inst <= p->max_inst); +}; + + union va_inst { uint32_t bits; struct { @@ -122,49 +267,204 @@ union va_inst { } inst; }; - static inline void -emit_vx(struct ppc_function *p, uint op2, uint vD, uint vA, uint vB) +emit_va(struct ppc_function *p, uint op2, uint vD, uint vA, uint vB, uint vC) { - union vx_inst inst; + union va_inst inst; inst.inst.op = 4; inst.inst.vD = vD; inst.inst.vA = vA; inst.inst.vB = vB; + inst.inst.vC = vC; inst.inst.op2 = op2; p->store[p->num_inst++] = inst.bits; assert(p->num_inst <= p->max_inst); }; -static inline void -emit_vxr(struct ppc_function *p, uint op2, uint vD, uint vA, uint vB) + +union i_inst { + uint32_t bits; + struct { + unsigned op:6; + unsigned li:24; + unsigned aa:1; + unsigned lk:1; + } inst; +}; + +static INLINE void +emit_i(struct ppc_function *p, uint op, uint li, uint aa, uint lk) { - union vxr_inst inst; - inst.inst.op = 4; - inst.inst.vD = vD; - inst.inst.vA = vA; - inst.inst.vB = vB; - inst.inst.rC = 0; + union i_inst inst; + inst.inst.op = op; + inst.inst.li = li; + inst.inst.aa = aa; + inst.inst.lk = lk; + p->store[p->num_inst++] = inst.bits; + assert(p->num_inst <= p->max_inst); +} + + +union xl_inst { + uint32_t bits; + struct { + unsigned op:6; + unsigned bo:5; + unsigned bi:5; + unsigned unused:3; + unsigned bh:2; + unsigned op2:10; + unsigned lk:1; + } inst; +}; + +static INLINE void +emit_xl(struct ppc_function *p, uint op, uint bo, uint bi, uint bh, + uint op2, uint lk) +{ + union xl_inst inst; + inst.inst.op = op; + inst.inst.bo = bo; + inst.inst.bi = bi; + inst.inst.unused = 0x0; + inst.inst.bh = bh; inst.inst.op2 = op2; + inst.inst.lk = lk; p->store[p->num_inst++] = inst.bits; assert(p->num_inst <= p->max_inst); +} + +static INLINE void +dump_xl(const char *name, uint inst) +{ + union xl_inst i; + + i.bits = inst; + debug_printf("%s = 0x%08x\n", name, inst); + debug_printf(" op: %d 0x%x\n", i.inst.op, i.inst.op); + debug_printf(" bo: %d 0x%x\n", i.inst.bo, i.inst.bo); + debug_printf(" bi: %d 0x%x\n", i.inst.bi, i.inst.bi); + debug_printf(" unused: %d 0x%x\n", i.inst.unused, i.inst.unused); + debug_printf(" bh: %d 0x%x\n", i.inst.bh, i.inst.bh); + debug_printf(" op2: %d 0x%x\n", i.inst.op2, i.inst.op2); + debug_printf(" lk: %d 0x%x\n", i.inst.lk, i.inst.lk); +} + + +union x_inst { + uint32_t bits; + struct { + unsigned op:6; + unsigned vrs:5; + unsigned ra:5; + unsigned rb:5; + unsigned op2:10; + unsigned unused:1; + } inst; }; -static inline void -emit_va(struct ppc_function *p, uint op2, uint vD, uint vA, uint vB, uint vC) +static INLINE void +emit_x(struct ppc_function *p, uint op, uint vrs, uint ra, uint rb, uint op2) { - union va_inst inst; - inst.inst.op = 4; - inst.inst.vD = vD; - inst.inst.vA = vA; - inst.inst.vB = vB; - inst.inst.vC = vC; + union x_inst inst; + inst.inst.op = op; + inst.inst.vrs = vrs; + inst.inst.ra = ra; + inst.inst.rb = rb; + inst.inst.op2 = op2; + inst.inst.unused = 0x0; + p->store[p->num_inst++] = inst.bits; + assert(p->num_inst <= p->max_inst); +} + + +union d_inst { + uint32_t bits; + struct { + unsigned op:6; + unsigned rt:5; + unsigned ra:5; + unsigned si:16; + } inst; +}; + +static inline void +emit_d(struct ppc_function *p, uint op, uint rt, uint ra, int si) +{ + union d_inst inst; + assert(si >= -32768); + assert(si <= 32767); + inst.inst.op = op; + inst.inst.rt = rt; + inst.inst.ra = ra; + inst.inst.si = (unsigned) (si & 0xffff); + p->store[p->num_inst++] = inst.bits; + assert(p->num_inst <= p->max_inst); +}; + + +union a_inst { + uint32_t bits; + struct { + unsigned op:6; + unsigned frt:5; + unsigned fra:5; + unsigned frb:5; + unsigned unused:5; + unsigned op2:5; + unsigned rc:1; + } inst; +}; + +static inline void +emit_a(struct ppc_function *p, uint op, uint frt, uint fra, uint frb, uint op2, + uint rc) +{ + union a_inst inst; + inst.inst.op = op; + inst.inst.frt = frt; + inst.inst.fra = fra; + inst.inst.frb = frb; + inst.inst.unused = 0x0; inst.inst.op2 = op2; + inst.inst.rc = rc; p->store[p->num_inst++] = inst.bits; assert(p->num_inst <= p->max_inst); }; +union xo_inst { + uint32_t bits; + struct { + unsigned op:6; + unsigned rt:5; + unsigned ra:5; + unsigned rb:5; + unsigned oe:1; + unsigned op2:9; + unsigned rc:1; + } inst; +}; + +static INLINE void +emit_xo(struct ppc_function *p, uint op, uint rt, uint ra, uint rb, uint oe, + uint op2, uint rc) +{ + union xo_inst inst; + inst.inst.op = op; + inst.inst.rt = rt; + inst.inst.ra = ra; + inst.inst.rb = rb; + inst.inst.oe = oe; + inst.inst.op2 = op2; + inst.inst.rc = rc; + p->store[p->num_inst++] = inst.bits; + assert(p->num_inst <= p->max_inst); +} + + + + /** ** float vector arithmetic @@ -172,7 +472,7 @@ emit_va(struct ppc_function *p, uint op2, uint vD, uint vA, uint vB, uint vC) /** vector float add */ void -ppc_vaddfp(struct ppc_function *p,uint vD, uint vA, uint vB) +ppc_vaddfp(struct ppc_function *p, uint vD, uint vA, uint vB) { emit_vx(p, 10, vD, vA, vB); } @@ -198,11 +498,11 @@ ppc_vmaxfp(struct ppc_function *p, uint vD, uint vA, uint vB) emit_vx(p, 1034, vD, vA, vB); } -/** vector float mult add */ +/** vector float mult add: vD = vA * vB + vC */ void ppc_vmaddfp(struct ppc_function *p, uint vD, uint vA, uint vB, uint vC) { - emit_va(p, 46, vD, vA, vB, vC); + emit_va(p, 46, vD, vA, vC, vB); /* note arg order */ } /** vector float compare greater than */ @@ -282,13 +582,34 @@ ppc_vrfiz(struct ppc_function *p, uint vD, uint vB) emit_vx(p, 586, vD, 0, vB); } +/** vector store: store vR at mem[vA+vB] */ +void +ppc_stvx(struct ppc_function *p, uint vR, uint vA, uint vB) +{ + emit_x(p, 31, vR, vA, vB, 231); +} + +/** vector load: vR = mem[vA+vB] */ +void +ppc_lvx(struct ppc_function *p, uint vR, uint vA, uint vB) +{ + emit_x(p, 31, vR, vA, vB, 103); +} + +/** load vector element word: vR = mem_word[ra+rb] */ +void +ppc_lvewx(struct ppc_function *p, uint vr, uint ra, uint rb) +{ + emit_x(p, 31, vr, ra, rb, 71); +} + + /** - ** bitwise operations + ** vector bitwise operations **/ - /** vector and */ void ppc_vand(struct ppc_function *p, uint vD, uint vA, uint vB) @@ -324,6 +645,22 @@ ppc_vxor(struct ppc_function *p, uint vD, uint vA, uint vB) emit_vx(p, 1220, vD, vA, vB); } +/** Pseudo-instruction: vector move */ +void +ppc_vmove(struct ppc_function *p, uint vD, uint vA) +{ + ppc_vor(p, vD, vA, vA); +} + +/** Set vector register to {0,0,0,0} */ +void +ppc_vzero(struct ppc_function *p, uint vr) +{ + ppc_vxor(p, vr, vr, vr); +} + + + /** ** Vector shuffle / select / splat / etc @@ -363,3 +700,225 @@ ppc_vspltw(struct ppc_function *p, uint vD, uint vB, uint imm) { emit_vx(p, 652, vD, imm, vB); } + +/** vector splat signed immediate word */ +void +ppc_vspltisw(struct ppc_function *p, uint vD, int imm) +{ + assert(imm >= -16); + assert(imm < 15); + emit_vx(p, 908, vD, imm, 0); +} + +/** vector shift left word: vD[word] = vA[word] << (vB[word] & 0x1f) */ +void +ppc_vslw(struct ppc_function *p, uint vD, uint vA, uint vB) +{ + emit_vx(p, 388, vD, vA, vB); +} + + + + +/** + ** integer arithmetic + **/ + +/** rt = ra + imm */ +void +ppc_addi(struct ppc_function *p, uint rt, uint ra, int imm) +{ + emit_d(p, 14, rt, ra, imm); +} + +/** rt = ra + (imm << 16) */ +void +ppc_addis(struct ppc_function *p, uint rt, uint ra, int imm) +{ + emit_d(p, 15, rt, ra, imm); +} + +/** rt = ra + rb */ +void +ppc_add(struct ppc_function *p, uint rt, uint ra, uint rb) +{ + emit_xo(p, 31, rt, ra, rb, 0, 266, 0); +} + +/** rt = ra AND ra */ +void +ppc_and(struct ppc_function *p, uint rt, uint ra, uint rb) +{ + emit_x(p, 31, ra, rt, rb, 28); /* note argument order */ +} + +/** rt = ra AND imm */ +void +ppc_andi(struct ppc_function *p, uint rt, uint ra, int imm) +{ + emit_d(p, 28, ra, rt, imm); /* note argument order */ +} + +/** rt = ra OR ra */ +void +ppc_or(struct ppc_function *p, uint rt, uint ra, uint rb) +{ + emit_x(p, 31, ra, rt, rb, 444); /* note argument order */ +} + +/** rt = ra OR imm */ +void +ppc_ori(struct ppc_function *p, uint rt, uint ra, int imm) +{ + emit_d(p, 24, ra, rt, imm); /* note argument order */ +} + +/** rt = ra XOR ra */ +void +ppc_xor(struct ppc_function *p, uint rt, uint ra, uint rb) +{ + emit_x(p, 31, ra, rt, rb, 316); /* note argument order */ +} + +/** rt = ra XOR imm */ +void +ppc_xori(struct ppc_function *p, uint rt, uint ra, int imm) +{ + emit_d(p, 26, ra, rt, imm); /* note argument order */ +} + +/** pseudo instruction: move: rt = ra */ +void +ppc_mr(struct ppc_function *p, uint rt, uint ra) +{ + ppc_or(p, rt, ra, ra); +} + +/** pseudo instruction: load immediate: rt = imm */ +void +ppc_li(struct ppc_function *p, uint rt, int imm) +{ + ppc_addi(p, rt, 0, imm); +} + +/** rt = imm << 16 */ +void +ppc_lis(struct ppc_function *p, uint rt, int imm) +{ + ppc_addis(p, rt, 0, imm); +} + +/** rt = imm */ +void +ppc_load_int(struct ppc_function *p, uint rt, int imm) +{ + ppc_lis(p, rt, (imm >> 16)); /* rt = imm >> 16 */ + ppc_ori(p, rt, rt, (imm & 0xffff)); /* rt = rt | (imm & 0xffff) */ +} + + + + +/** + ** integer load/store + **/ + +/** store rs at memory[(ra)+d], + * then update ra = (ra)+d + */ +void +ppc_stwu(struct ppc_function *p, uint rs, uint ra, int d) +{ + emit_d(p, 37, rs, ra, d); +} + +/** store rs at memory[(ra)+d] */ +void +ppc_stw(struct ppc_function *p, uint rs, uint ra, int d) +{ + emit_d(p, 36, rs, ra, d); +} + +/** Load rt = mem[(ra)+d]; then zero set high 32 bits to zero. */ +void +ppc_lwz(struct ppc_function *p, uint rt, uint ra, int d) +{ + emit_d(p, 32, rt, ra, d); +} + + + +/** + ** Float (non-vector) arithmetic + **/ + +/** add: frt = fra + frb */ +void +ppc_fadd(struct ppc_function *p, uint frt, uint fra, uint frb) +{ + emit_a(p, 63, frt, fra, frb, 21, 0); +} + +/** sub: frt = fra - frb */ +void +ppc_fsub(struct ppc_function *p, uint frt, uint fra, uint frb) +{ + emit_a(p, 63, frt, fra, frb, 20, 0); +} + +/** convert to int: rt = (int) ra */ +void +ppc_fctiwz(struct ppc_function *p, uint rt, uint fra) +{ + emit_x(p, 63, rt, 0, fra, 15); +} + +/** store frs at mem[(ra)+offset] */ +void +ppc_stfs(struct ppc_function *p, uint frs, uint ra, int offset) +{ + emit_d(p, 52, frs, ra, offset); +} + +/** store frs at mem[(ra)+(rb)] */ +void +ppc_stfiwx(struct ppc_function *p, uint frs, uint ra, uint rb) +{ + emit_x(p, 31, frs, ra, rb, 983); +} + +/** load frt = mem[(ra)+offset] */ +void +ppc_lfs(struct ppc_function *p, uint frt, uint ra, int offset) +{ + emit_d(p, 48, frt, ra, offset); +} + + + + + +/** + ** branch instructions + **/ + +/** BLR: Branch to link register (p. 35) */ +void +ppc_blr(struct ppc_function *p) +{ + emit_i(p, 18, 0, 0, 1); +} + +/** Branch Conditional to Link Register (p. 36) */ +void +ppc_bclr(struct ppc_function *p, uint condOp, uint branchHint, uint condReg) +{ + emit_xl(p, 19, condOp, condReg, branchHint, 16, 0); +} + +/** Pseudo instruction: return from subroutine */ +void +ppc_return(struct ppc_function *p) +{ + ppc_bclr(p, BRANCH_COND_ALWAYS, BRANCH_HINT_SUB_RETURN, 0); +} diff --git a/src/gallium/auxiliary/rtasm/rtasm_ppc.h b/src/gallium/auxiliary/rtasm/rtasm_ppc.h index ed14e943df..f938d8d759 100644 --- a/src/gallium/auxiliary/rtasm/rtasm_ppc.h +++ b/src/gallium/auxiliary/rtasm/rtasm_ppc.h @@ -36,27 +36,47 @@ #define PPC_INST_SIZE 4 /**< 4 bytes / instruction */ +#define PPC_NUM_REGS 32 +#define PPC_NUM_FP_REGS 32 #define PPC_NUM_VEC_REGS 32 +/** Stack pointer register */ +#define PPC_REG_SP 1 + +/** Branch conditions */ +#define BRANCH_COND_ALWAYS 0x14 /* binary 1z1zz (z=ignored) */ + +/** Branch hints */ +#define BRANCH_HINT_SUB_RETURN 0x0 /* binary 00 */ + struct ppc_function { uint32_t *store; /**< instruction buffer */ uint num_inst; uint max_inst; - uint32_t vec_used; /** used/free vector registers bitmask */ uint32_t reg_used; /** used/free general-purpose registers bitmask */ + uint32_t fp_used; /** used/free floating point registers bitmask */ + uint32_t vec_used; /** used/free vector registers bitmask */ }; extern void ppc_init_func(struct ppc_function *p, unsigned max_inst); extern void ppc_release_func(struct ppc_function *p); - -extern int ppc_allocate_vec_register(struct ppc_function *p, int reg); +extern void (*ppc_get_func( struct ppc_function *p ))( void ); +extern void ppc_dump_func(const struct ppc_function *p); + +extern int ppc_reserve_register(struct ppc_function *p, int reg); +extern int ppc_allocate_register(struct ppc_function *p); +extern void ppc_release_register(struct ppc_function *p, int reg); +extern int ppc_allocate_fp_register(struct ppc_function *p); +extern void ppc_release_fp_register(struct ppc_function *p, int reg); +extern int ppc_allocate_vec_register(struct ppc_function *p); extern void ppc_release_vec_register(struct ppc_function *p, int reg); + /** ** float vector arithmetic **/ @@ -126,9 +146,22 @@ extern void ppc_vrfiz(struct ppc_function *p, uint vD, uint vB); +/** vector store: store vR at mem[vA+vB] */ +extern void +ppc_stvx(struct ppc_function *p, uint vR, uint vA, uint vB); + +/** vector load: vR = mem[vA+vB] */ +extern void +ppc_lvx(struct ppc_function *p, uint vR, uint vA, uint vB); + +/** load vector element word: vR = mem_word[vA+vB] */ +extern void +ppc_lvewx(struct ppc_function *p, uint vR, uint vA, uint vB); + + /** - ** bitwise operations + ** vector bitwise operations **/ @@ -152,6 +185,15 @@ ppc_vnor(struct ppc_function *p, uint vD, uint vA, uint vB); extern void ppc_vxor(struct ppc_function *p, uint vD, uint vA, uint vB); +/** Pseudo-instruction: vector move */ +extern void +ppc_vmove(struct ppc_function *p, uint vD, uint vA); + +/** Set vector register to {0,0,0,0} */ +extern void +ppc_vzero(struct ppc_function *p, uint vr); + + /** ** Vector shuffle / select / splat / etc @@ -177,5 +219,106 @@ ppc_vsplthw(struct ppc_function *p, uint vD, uint vB, uint imm); extern void ppc_vspltw(struct ppc_function *p, uint vD, uint vB, uint imm); +/** vector splat signed immediate word */ +extern void +ppc_vspltisw(struct ppc_function *p, uint vD, int imm); + +/** vector shift left word: vD[word] = vA[word] << (vB[word] & 0x1f) */ +extern void +ppc_vslw(struct ppc_function *p, uint vD, uint vA, uint vB); + + + +/** + ** scalar arithmetic + **/ + +extern void +ppc_add(struct ppc_function *p, uint rt, uint ra, uint rb); + +extern void +ppc_addi(struct ppc_function *p, uint rt, uint ra, int imm); + +extern void +ppc_and(struct ppc_function *p, uint rt, uint ra, uint rb); + +extern void +ppc_andi(struct ppc_function *p, uint rt, uint ra, int imm); + +extern void +ppc_or(struct ppc_function *p, uint rt, uint ra, uint rb); + +extern void +ppc_ori(struct ppc_function *p, uint rt, uint ra, int imm); + +extern void +ppc_xor(struct ppc_function *p, uint rt, uint ra, uint rb); + +extern void +ppc_xori(struct ppc_function *p, uint rt, uint ra, int imm); + +extern void +ppc_mr(struct ppc_function *p, uint rt, uint ra); + +extern void +ppc_li(struct ppc_function *p, uint rt, int imm); + +extern void +ppc_lis(struct ppc_function *p, uint rt, int imm); + +extern void +ppc_load_int(struct ppc_function *p, uint rt, int imm); + + + +/** + ** scalar load/store + **/ + +extern void +ppc_stwu(struct ppc_function *p, uint rs, uint ra, int d); + +extern void +ppc_stw(struct ppc_function *p, uint rs, uint ra, int d); + +extern void +ppc_lwz(struct ppc_function *p, uint rs, uint ra, int d); + + + +/** + ** Float (non-vector) arithmetic + **/ + +extern void +ppc_fadd(struct ppc_function *p, uint frt, uint fra, uint frb); + +extern void +ppc_fsub(struct ppc_function *p, uint frt, uint fra, uint frb); + +extern void +ppc_fctiwz(struct ppc_function *p, uint rt, uint ra); + +extern void +ppc_stfs(struct ppc_function *p, uint frs, uint ra, int offset); + +extern void +ppc_stfiwx(struct ppc_function *p, uint frs, uint ra, uint rb); + + + +/** + ** branch instructions + **/ + +extern void +ppc_blr(struct ppc_function *p); + +void +ppc_bclr(struct ppc_function *p, uint condOp, uint branchHint, uint condReg); + +extern void +ppc_return(struct ppc_function *p); + #endif /* RTASM_PPC_H */ |