From: Brian Paul Date: Wed, 22 Oct 2008 21:30:00 +0000 (-0600) Subject: gallium: remove SSE remnants from tgsi_ppc.c X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=519c2dbed57b3c5e1717a62df5d5f8b908a1acd6;p=mesa.git gallium: remove SSE remnants from tgsi_ppc.c --- diff --git a/src/gallium/auxiliary/tgsi/tgsi_ppc.c b/src/gallium/auxiliary/tgsi/tgsi_ppc.c index 36377721022..432ec7459b3 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_ppc.c +++ b/src/gallium/auxiliary/tgsi/tgsi_ppc.c @@ -44,14 +44,6 @@ #include "rtasm/rtasm_ppc.h" -/* for 1/sqrt() - * - * This costs about 100fps (close to 10%) in gears: - */ -#define HIGH_PRECISION 1 - -#define FAST_MATH 1 - #define FOR_EACH_CHANNEL( CHAN )\ for (CHAN = 0; CHAN < NUM_CHANNELS; CHAN++) @@ -95,2452 +87,515 @@ struct gen_context }; - -#if 0000 - /** - * X86 utility functions. + * Return index of vector register containing {1.0, 1.0, 1.0, 1.0}. */ - -static struct x86_reg -make_xmm( - unsigned xmm ) +static int +gen_one_vec(struct gen_context *gen) { - return x86_make_reg( - file_XMM, - (enum x86_reg_name) xmm ); + if (gen->one_vec < 0) { + gen->one_vec = ppc_allocate_vec_register(gen->f); + ppc_vload_float(gen->f, gen->one_vec, 1.0f); + } + return gen->one_vec; } /** - * X86 register mapping helpers. + * Return index of vector register containing {1<<31, 1<<31, 1<<31, 1<<31}. */ - -static struct x86_reg -get_const_base( void ) -{ - return x86_make_reg( - file_REG32, - reg_CX ); -} - -static struct x86_reg -get_input_base( void ) -{ - return x86_make_reg( - file_REG32, - reg_AX ); -} - -static struct x86_reg -get_output_base( void ) -{ - return x86_make_reg( - file_REG32, - reg_DX ); -} - -static struct x86_reg -get_temp_base( void ) -{ - return x86_make_reg( - file_REG32, - reg_BX ); -} - -static struct x86_reg -get_coef_base( void ) +static int +gen_get_bit31_vec(struct gen_context *gen) { - return get_output_base(); + if (gen->bit31_vec < 0) { + gen->bit31_vec = ppc_allocate_vec_register(gen->f); + ppc_vspltisw(gen->f, gen->bit31_vec, -1); + ppc_vslw(gen->f, gen->bit31_vec, gen->bit31_vec, gen->bit31_vec); + } + return gen->bit31_vec; } -static struct x86_reg -get_immediate_base( void ) -{ - return x86_make_reg( - file_REG32, - reg_DI ); -} /** - * Data access helpers. + * Register fetch. */ - - -static struct x86_reg -get_immediate( - unsigned vec, - unsigned chan ) -{ - return x86_make_disp( - get_immediate_base(), - (vec * 4 + chan) * 4 ); -} - -static struct x86_reg -get_const( - unsigned vec, - unsigned chan ) -{ - return x86_make_disp( - get_const_base(), - (vec * 4 + chan) * 4 ); -} - -static struct x86_reg -get_input( - unsigned vec, - unsigned chan ) +static void +emit_fetch(struct gen_context *gen, + unsigned vec_reg, + const struct tgsi_full_src_register *reg, + const unsigned chan_index) { - return x86_make_disp( - get_input_base(), - (vec * 4 + chan) * 16 ); -} + uint swizzle = tgsi_util_get_full_src_register_extswizzle(reg, chan_index); -static struct x86_reg -get_output( - unsigned vec, - unsigned chan ) -{ - return x86_make_disp( - get_output_base(), - (vec * 4 + chan) * 16 ); -} + switch (swizzle) { + case TGSI_EXTSWIZZLE_X: + case TGSI_EXTSWIZZLE_Y: + case TGSI_EXTSWIZZLE_Z: + case TGSI_EXTSWIZZLE_W: + switch (reg->SrcRegister.File) { + case TGSI_FILE_INPUT: + { + int offset_reg = ppc_allocate_register(gen->f); + int offset = (reg->SrcRegister.Index * 4 + swizzle) * 16; + ppc_li(gen->f, offset_reg, offset); + ppc_lvx(gen->f, vec_reg, gen->inputs_reg, offset_reg); + ppc_release_register(gen->f, offset_reg); + } + break; + case TGSI_FILE_TEMPORARY: + { + int offset_reg = ppc_allocate_register(gen->f); + int offset = (reg->SrcRegister.Index * 4 + swizzle) * 16; + ppc_li(gen->f, offset_reg, offset); + ppc_lvx(gen->f, vec_reg, gen->temps_reg, offset_reg); + ppc_release_register(gen->f, offset_reg); + } + break; + case TGSI_FILE_IMMEDIATE: + { + int offset_reg = ppc_allocate_register(gen->f); + int offset = (reg->SrcRegister.Index * 4 + swizzle) * 16; + ppc_li(gen->f, offset_reg, offset); + ppc_lvx(gen->f, vec_reg, gen->immed_reg, offset_reg); + ppc_release_register(gen->f, offset_reg); + } + break; + case TGSI_FILE_CONSTANT: + { + int offset_reg = ppc_allocate_register(gen->f); + int offset = (reg->SrcRegister.Index * 4 + swizzle) * 4; + ppc_li(gen->f, offset_reg, offset); + /* Load 4-byte word into vector register. + * The vector slot depends on the effective address we load from. + * We know that our constants start at a 16-byte boundary so we + * know that 'swizzle' tells us which vector slot will have the + * loaded word. The other vector slots will be undefined. + */ + ppc_lvewx(gen->f, vec_reg, gen->const_reg, offset_reg); + /* splat word[swizzle] across the vector reg */ + ppc_vspltw(gen->f, vec_reg, vec_reg, swizzle); + ppc_release_register(gen->f, offset_reg); + } + break; + default: + assert( 0 ); + } + break; + case TGSI_EXTSWIZZLE_ZERO: + ppc_vload_float(gen->f, vec_reg, 0.0f); + break; + case TGSI_EXTSWIZZLE_ONE: + { + int one_vec = gen_one_vec(gen); + ppc_vecmove(gen->f, vec_reg, one_vec); + } + break; + default: + assert( 0 ); + } -static struct x86_reg -get_temp( - unsigned vec, - unsigned chan ) -{ - return x86_make_disp( - get_temp_base(), - (vec * 4 + chan) * 16 ); -} + { + uint sign_op = tgsi_util_get_full_src_register_sign_mode(reg, chan_index); + if (sign_op != TGSI_UTIL_SIGN_KEEP) { + int bit31_vec = gen_get_bit31_vec(gen); -static struct x86_reg -get_coef( - unsigned vec, - unsigned chan, - unsigned member ) -{ - return x86_make_disp( - get_coef_base(), - ((vec * 3 + member) * 4 + chan) * 4 ); + switch (sign_op) { + case TGSI_UTIL_SIGN_CLEAR: + /* vec = vec & ~bit31 */ + ppc_vandc(gen->f, vec_reg, vec_reg, bit31_vec); + break; + case TGSI_UTIL_SIGN_SET: + /* vec = vec | bit31 */ + ppc_vor(gen->f, vec_reg, vec_reg, bit31_vec); + break; + case TGSI_UTIL_SIGN_TOGGLE: + /* vec = vec ^ bit31 */ + ppc_vxor(gen->f, vec_reg, vec_reg, bit31_vec); + break; + default: + assert(0); + } + } + } } +#define FETCH( GEN, INST, VEC_REG, SRC_REG, CHAN ) \ + emit_fetch( GEN, VEC_REG, &(INST).FullSrcRegisters[SRC_REG], CHAN ) -static void -emit_ret( - struct x86_function *func ) -{ - x86_ret( func ); -} - -#endif -/** - * Data fetch helpers. - */ -#if 00 /** - * Copy a shader constant to xmm register - * \param xmm the destination xmm register - * \param vec the src const buffer index - * \param chan src channel to fetch (X, Y, Z or W) + * Register store. */ static void -emit_const( - struct x86_function *func, - uint xmm, - int vec, - uint chan, - uint indirect, - uint indirectFile, - int indirectIndex ) +emit_store(struct gen_context *gen, + unsigned vec_reg, + const struct tgsi_full_dst_register *reg, + const struct tgsi_full_instruction *inst, + unsigned chan_index) { - if (indirect) { - struct x86_reg r0 = get_input_base(); - struct x86_reg r1 = get_output_base(); - uint i; - - assert( indirectFile == TGSI_FILE_ADDRESS ); - assert( indirectIndex == 0 ); - - x86_push( func, r0 ); - x86_push( func, r1 ); - - for (i = 0; i < QUAD_SIZE; i++) { - x86_lea( func, r0, get_const( vec, chan ) ); - x86_mov( func, r1, x86_make_disp( get_temp( TEMP_ADDR, CHAN_X ), i * 4 ) ); - - /* Quick hack to multiply by 16 -- need to add SHL to rtasm. - */ - x86_add( func, r1, r1 ); - x86_add( func, r1, r1 ); - x86_add( func, r1, r1 ); - x86_add( func, r1, r1 ); - - x86_add( func, r0, r1 ); - x86_mov( func, r1, x86_deref( r0 ) ); - x86_mov( func, x86_make_disp( get_temp( TEMP_R0, CHAN_X ), i * 4 ), r1 ); + switch (reg->DstRegister.File) { + case TGSI_FILE_OUTPUT: + { + int offset_reg = ppc_allocate_register(gen->f); + int offset = (reg->DstRegister.Index * 4 + chan_index) * 16; + ppc_li(gen->f, offset_reg, offset); + ppc_stvx(gen->f, vec_reg, gen->outputs_reg, offset_reg); + ppc_release_register(gen->f, offset_reg); } - - x86_pop( func, r1 ); - x86_pop( func, r0 ); - - sse_movaps( + break; + case TGSI_FILE_TEMPORARY: + { + int offset_reg = ppc_allocate_register(gen->f); + int offset = (reg->DstRegister.Index * 4 + chan_index) * 16; + ppc_li(gen->f, offset_reg, offset); + ppc_stvx(gen->f, vec_reg, gen->temps_reg, offset_reg); + ppc_release_register(gen->f, offset_reg); + } + break; +#if 0 + case TGSI_FILE_ADDRESS: + emit_addrs( func, - make_xmm( xmm ), - get_temp( TEMP_R0, CHAN_X ) ); + xmm, + reg->DstRegister.Index, + chan_index ); + break; +#endif + default: + assert( 0 ); } - else { - assert( vec >= 0 ); - sse_movss( - func, - make_xmm( xmm ), - get_const( vec, chan ) ); - sse_shufps( - func, - make_xmm( xmm ), - make_xmm( xmm ), - SHUF( 0, 0, 0, 0 ) ); +#if 0 + switch( inst->Instruction.Saturate ) { + case TGSI_SAT_NONE: + break; + + case TGSI_SAT_ZERO_ONE: + /* assert( 0 ); */ + break; + + case TGSI_SAT_MINUS_PLUS_ONE: + assert( 0 ); + break; } +#endif } -static void -emit_immediate( - struct x86_function *func, - unsigned xmm, - unsigned vec, - unsigned chan ) -{ - sse_movss( - func, - make_xmm( xmm ), - get_immediate( vec, chan ) ); - sse_shufps( - func, - make_xmm( xmm ), - make_xmm( xmm ), - SHUF( 0, 0, 0, 0 ) ); -} +#define STORE( GEN, INST, XMM, INDEX, CHAN )\ + emit_store( GEN, XMM, &(INST).FullDstRegisters[INDEX], &(INST), CHAN ) -/** - * Copy a shader input to xmm register - * \param xmm the destination xmm register - * \param vec the src input attrib - * \param chan src channel to fetch (X, Y, Z or W) - */ -static void -emit_inputf( - struct x86_function *func, - unsigned xmm, - unsigned vec, - unsigned chan ) -{ - sse_movups( - func, - make_xmm( xmm ), - get_input( vec, chan ) ); -} -/** - * Store an xmm register to a shader output - * \param xmm the source xmm register - * \param vec the dest output attrib - * \param chan src dest channel to store (X, Y, Z or W) - */ -static void -emit_output( - struct x86_function *func, - unsigned xmm, - unsigned vec, - unsigned chan ) -{ - sse_movups( - func, - get_output( vec, chan ), - make_xmm( xmm ) ); -} -/** - * Copy a shader temporary to xmm register - * \param xmm the destination xmm register - * \param vec the src temp register - * \param chan src channel to fetch (X, Y, Z or W) - */ static void -emit_tempf( - struct x86_function *func, - unsigned xmm, - unsigned vec, - unsigned chan ) +emit_scalar_unaryop(struct gen_context *gen, struct tgsi_full_instruction *inst) { - sse_movaps( - func, - make_xmm( xmm ), - get_temp( vec, chan ) ); -} + int v0 = ppc_allocate_vec_register(gen->f); + int v1 = ppc_allocate_vec_register(gen->f); + uint chan_index; -/** - * Load an xmm register with an input attrib coefficient (a0, dadx or dady) - * \param xmm the destination xmm register - * \param vec the src input/attribute coefficient index - * \param chan src channel to fetch (X, Y, Z or W) - * \param member 0=a0, 1=dadx, 2=dady - */ -static void -emit_coef( - struct x86_function *func, - unsigned xmm, - unsigned vec, - unsigned chan, - unsigned member ) -{ - sse_movss( - func, - make_xmm( xmm ), - get_coef( vec, chan, member ) ); - sse_shufps( - func, - make_xmm( xmm ), - make_xmm( xmm ), - SHUF( 0, 0, 0, 0 ) ); + FETCH(gen, *inst, v0, 0, CHAN_X); + + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_RSQ: + /* v1 = 1.0 / sqrt(v0) */ + ppc_vrsqrtefp(gen->f, v1, v0); + break; + case TGSI_OPCODE_RCP: + /* v1 = 1.0 / v0 */ + ppc_vrefp(gen->f, v1, v0); + break; + default: + assert(0); + } + + FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { + STORE(gen, *inst, v1, 0, chan_index); + } + ppc_release_vec_register(gen->f, v0); + ppc_release_vec_register(gen->f, v1); } -/** - * Data store helpers. - */ static void -emit_inputs( - struct x86_function *func, - unsigned xmm, - unsigned vec, - unsigned chan ) -{ - sse_movups( - func, - get_input( vec, chan ), - make_xmm( xmm ) ); -} - -static void -emit_temps( - struct x86_function *func, - unsigned xmm, - unsigned vec, - unsigned chan ) -{ - sse_movaps( - func, - get_temp( vec, chan ), - make_xmm( xmm ) ); -} - -static void -emit_addrs( - struct x86_function *func, - unsigned xmm, - unsigned vec, - unsigned chan ) -{ - assert( vec == 0 ); - - emit_temps( - func, - xmm, - vec + TGSI_EXEC_TEMP_ADDR, - chan ); -} - -/** - * Coefficent fetch helpers. - */ - -static void -emit_coef_a0( - struct x86_function *func, - unsigned xmm, - unsigned vec, - unsigned chan ) -{ - emit_coef( - func, - xmm, - vec, - chan, - 0 ); -} - -static void -emit_coef_dadx( - struct x86_function *func, - unsigned xmm, - unsigned vec, - unsigned chan ) -{ - emit_coef( - func, - xmm, - vec, - chan, - 1 ); -} - -static void -emit_coef_dady( - struct x86_function *func, - unsigned xmm, - unsigned vec, - unsigned chan ) -{ - emit_coef( - func, - xmm, - vec, - chan, - 2 ); -} -#endif - - -/** - * Function call helpers. - */ - -#if 00 -/** - * NOTE: In gcc, if the destination uses the SSE intrinsics, then it must be - * defined with __attribute__((force_align_arg_pointer)), as we do not guarantee - * that the stack pointer is 16 byte aligned, as expected. - */ -static void -emit_func_call_dst( - struct x86_function *func, - unsigned xmm_save, - unsigned xmm_dst, - void (PIPE_CDECL *code)() ) +emit_unaryop(struct gen_context *gen, struct tgsi_full_instruction *inst) { - struct x86_reg ecx = x86_make_reg( file_REG32, reg_CX ); - unsigned i, n, xmm; - unsigned xmm_mask; - - /* Bitmask of the xmm registers to save */ - xmm_mask = (1 << xmm_save) - 1; - xmm_mask &= ~(1 << xmm_dst); - - sse_movaps( - func, - get_temp( TEMP_R0, 0 ), - make_xmm( xmm_dst ) ); - - x86_push( - func, - x86_make_reg( file_REG32, reg_AX) ); - x86_push( - func, - x86_make_reg( file_REG32, reg_CX) ); - x86_push( - func, - x86_make_reg( file_REG32, reg_DX) ); - - for(i = 0, n = 0; i < 8; ++i) - if(xmm_mask & (1 << i)) - ++n; - - x86_sub_imm( - func, - x86_make_reg( file_REG32, reg_SP ), - n*16); - - for(i = 0, n = 0; i < 8; ++i) - if(xmm_mask & (1 << i)) { - sse_movups( - func, - x86_make_disp( x86_make_reg( file_REG32, reg_SP ), n*16 ), - make_xmm( xmm ) ); - ++n; - } - - x86_lea( - func, - ecx, - get_temp( TEMP_R0, 0 ) ); - - x86_push( func, ecx ); - x86_mov_reg_imm( func, ecx, (unsigned long) code ); - x86_call( func, ecx ); - x86_pop(func, ecx ); - - for(i = 0, n = 0; i < 8; ++i) - if(xmm_mask & (1 << i)) { - sse_movups( - func, - make_xmm( xmm ), - x86_make_disp( x86_make_reg( file_REG32, reg_SP ), n*16 ) ); - ++n; + int v0 = ppc_allocate_vec_register(gen->f); + uint chan_index; + FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan_index) { + FETCH(gen, *inst, 0, 0, chan_index); /* v0 = srcreg[0] */ + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_ABS: + /* turn off the most significant bit of each vector float word */ + { + int v1 = ppc_allocate_vec_register(gen->f); + ppc_vspltisw(gen->f, v1, -1); /* v1 = {-1, -1, -1, -1} */ + ppc_vslw(gen->f, v1, v1, v1); /* v1 = {1<<31, 1<<31, 1<<31, 1<<31} */ + ppc_vandc(gen->f, v0, v0, v1); /* v0 = v0 & ~v1 */ + ppc_release_vec_register(gen->f, v1); + } + break; + case TGSI_OPCODE_FLOOR: + ppc_vrfim(gen->f, v0, v0); /* v0 = floor(v0) */ + break; + case TGSI_OPCODE_FRAC: + { + int v1 = ppc_allocate_vec_register(gen->f); + ppc_vrfim(gen->f, v1, v0); /* v1 = floor(v0) */ + ppc_vsubfp(gen->f, v0, v0, v1); /* v0 = v0 - v1 */ + ppc_release_vec_register(gen->f, v1); + } + break; + case TGSI_OPCODE_EXPBASE2: + ppc_vexptefp(gen->f, v0, v0); /* v0 = 2^v0 */ + break; + case TGSI_OPCODE_LOGBASE2: + /* XXX this may be broken! */ + ppc_vlogefp(gen->f, v0, v0); /* v0 = log2(v0) */ + break; + case TGSI_OPCODE_MOV: + /* nothing */ + break; + default: + assert(0); } - - x86_add_imm( - func, - x86_make_reg( file_REG32, reg_SP ), - n*16); - - /* Restore GP registers in a reverse order. - */ - x86_pop( - func, - x86_make_reg( file_REG32, reg_DX) ); - x86_pop( - func, - x86_make_reg( file_REG32, reg_CX) ); - x86_pop( - func, - x86_make_reg( file_REG32, reg_AX) ); - - sse_movaps( - func, - make_xmm( xmm_dst ), - get_temp( TEMP_R0, 0 ) ); -} - -static void -emit_func_call_dst_src( - struct x86_function *func, - unsigned xmm_save, - unsigned xmm_dst, - unsigned xmm_src, - void (PIPE_CDECL *code)() ) -{ - sse_movaps( - func, - get_temp( TEMP_R0, 1 ), - make_xmm( xmm_src ) ); - - emit_func_call_dst( - func, - xmm_save, - xmm_dst, - code ); -} - -/* - * Fast SSE2 implementation of special math functions. - */ - -#define POLY0(x, c0) _mm_set1_ps(c0) -#define POLY1(x, c0, c1) _mm_add_ps(_mm_mul_ps(POLY0(x, c1), x), _mm_set1_ps(c0)) -#define POLY2(x, c0, c1, c2) _mm_add_ps(_mm_mul_ps(POLY1(x, c1, c2), x), _mm_set1_ps(c0)) -#define POLY3(x, c0, c1, c2, c3) _mm_add_ps(_mm_mul_ps(POLY2(x, c1, c2, c3), x), _mm_set1_ps(c0)) -#define POLY4(x, c0, c1, c2, c3, c4) _mm_add_ps(_mm_mul_ps(POLY3(x, c1, c2, c3, c4), x), _mm_set1_ps(c0)) -#define POLY5(x, c0, c1, c2, c3, c4, c5) _mm_add_ps(_mm_mul_ps(POLY4(x, c1, c2, c3, c4, c5), x), _mm_set1_ps(c0)) - -#define EXP_POLY_DEGREE 3 -#define LOG_POLY_DEGREE 5 - -/** - * See http://www.devmaster.net/forums/showthread.php?p=43580 - */ -static INLINE __m128 -exp2f4(__m128 x) -{ - __m128i ipart; - __m128 fpart, expipart, expfpart; - - x = _mm_min_ps(x, _mm_set1_ps( 129.00000f)); - x = _mm_max_ps(x, _mm_set1_ps(-126.99999f)); - - /* ipart = int(x - 0.5) */ - ipart = _mm_cvtps_epi32(_mm_sub_ps(x, _mm_set1_ps(0.5f))); - - /* fpart = x - ipart */ - fpart = _mm_sub_ps(x, _mm_cvtepi32_ps(ipart)); - - /* expipart = (float) (1 << ipart) */ - expipart = _mm_castsi128_ps(_mm_slli_epi32(_mm_add_epi32(ipart, _mm_set1_epi32(127)), 23)); - - /* minimax polynomial fit of 2**x, in range [-0.5, 0.5[ */ -#if EXP_POLY_DEGREE == 5 - expfpart = POLY5(fpart, 9.9999994e-1f, 6.9315308e-1f, 2.4015361e-1f, 5.5826318e-2f, 8.9893397e-3f, 1.8775767e-3f); -#elif EXP_POLY_DEGREE == 4 - expfpart = POLY4(fpart, 1.0000026f, 6.9300383e-1f, 2.4144275e-1f, 5.2011464e-2f, 1.3534167e-2f); -#elif EXP_POLY_DEGREE == 3 - expfpart = POLY3(fpart, 9.9992520e-1f, 6.9583356e-1f, 2.2606716e-1f, 7.8024521e-2f); -#elif EXP_POLY_DEGREE == 2 - expfpart = POLY2(fpart, 1.0017247f, 6.5763628e-1f, 3.3718944e-1f); -#else -#error -#endif - - return _mm_mul_ps(expipart, expfpart); -} - -/** - * See http://www.devmaster.net/forums/showthread.php?p=43580 - */ -static INLINE __m128 -log2f4(__m128 x) -{ - __m128i expmask = _mm_set1_epi32(0x7f800000); - __m128i mantmask = _mm_set1_epi32(0x007fffff); - __m128 one = _mm_set1_ps(1.0f); - - __m128i i = _mm_castps_si128(x); - - /* exp = (float) exponent(x) */ - __m128 exp = _mm_cvtepi32_ps(_mm_sub_epi32(_mm_srli_epi32(_mm_and_si128(i, expmask), 23), _mm_set1_epi32(127))); - - /* mant = (float) mantissa(x) */ - __m128 mant = _mm_or_ps(_mm_castsi128_ps(_mm_and_si128(i, mantmask)), one); - - __m128 logmant; - - /* Minimax polynomial fit of log2(x)/(x - 1), for x in range [1, 2[ - * These coefficients can be generate with - * http://www.boost.org/doc/libs/1_36_0/libs/math/doc/sf_and_dist/html/math_toolkit/toolkit/internals2/minimax.html - */ -#if LOG_POLY_DEGREE == 6 - logmant = POLY5(mant, 3.11578814719469302614f, -3.32419399085241980044f, 2.59883907202499966007f, -1.23152682416275988241f, 0.318212422185251071475f, -0.0344359067839062357313f); -#elif LOG_POLY_DEGREE == 5 - logmant = POLY4(mant, 2.8882704548164776201f, -2.52074962577807006663f, 1.48116647521213171641f, -0.465725644288844778798f, 0.0596515482674574969533f); -#elif LOG_POLY_DEGREE == 4 - logmant = POLY3(mant, 2.61761038894603480148f, -1.75647175389045657003f, 0.688243882994381274313f, -0.107254423828329604454f); -#elif LOG_POLY_DEGREE == 3 - logmant = POLY2(mant, 2.28330284476918490682f, -1.04913055217340124191f, 0.204446009836232697516f); -#else -#error -#endif - - /* This effectively increases the polynomial degree by one, but ensures that log2(1) == 0*/ - logmant = _mm_mul_ps(logmant, _mm_sub_ps(mant, one)); - - return _mm_add_ps(logmant, exp); -} - -static INLINE __m128 -powf4(__m128 x, __m128 y) -{ - return exp2f4(_mm_mul_ps(log2f4(x), y)); -} - - -/** - * Low-level instruction translators. - */ - -static void -emit_abs( - struct x86_function *func, - unsigned xmm ) -{ - sse_andps( - func, - make_xmm( xmm ), - get_temp( - TGSI_EXEC_TEMP_7FFFFFFF_I, - TGSI_EXEC_TEMP_7FFFFFFF_C ) ); -} - -static void -emit_add( - struct x86_function *func, - unsigned xmm_dst, - unsigned xmm_src ) -{ - sse_addps( - func, - make_xmm( xmm_dst ), - make_xmm( xmm_src ) ); -} - -static void PIPE_CDECL -cos4f( - float *store ) -{ - store[0] = cosf( store[0] ); - store[1] = cosf( store[1] ); - store[2] = cosf( store[2] ); - store[3] = cosf( store[3] ); -} - -static void -emit_cos( - struct x86_function *func, - unsigned xmm_save, - unsigned xmm_dst ) -{ - emit_func_call_dst( - func, - xmm_save, - xmm_dst, - cos4f ); -} - -static void PIPE_CDECL -#if defined(PIPE_CC_GCC) -__attribute__((force_align_arg_pointer)) -#endif -ex24f( - float *store ) -{ - _mm_store_ps(&store[0], exp2f4( _mm_load_ps(&store[0]) )); -} - -static void -emit_ex2( - struct x86_function *func, - unsigned xmm_save, - unsigned xmm_dst ) -{ - emit_func_call_dst( - func, - xmm_save, - xmm_dst, - ex24f ); -} - -static void -emit_f2it( - struct x86_function *func, - unsigned xmm ) -{ - sse2_cvttps2dq( - func, - make_xmm( xmm ), - make_xmm( xmm ) ); -} - -static void PIPE_CDECL -flr4f( - float *store ) -{ - store[0] = floorf( store[0] ); - store[1] = floorf( store[1] ); - store[2] = floorf( store[2] ); - store[3] = floorf( store[3] ); -} - -static void -emit_flr( - struct x86_function *func, - unsigned xmm_save, - unsigned xmm_dst ) -{ - emit_func_call_dst( - func, - xmm_save, - xmm_dst, - flr4f ); -} - -static void PIPE_CDECL -frc4f( - float *store ) -{ - store[0] -= floorf( store[0] ); - store[1] -= floorf( store[1] ); - store[2] -= floorf( store[2] ); - store[3] -= floorf( store[3] ); -} - -static void -emit_frc( - struct x86_function *func, - unsigned xmm_save, - unsigned xmm_dst ) -{ - emit_func_call_dst( - func, - xmm_save, - xmm_dst, - frc4f ); -} - -static void PIPE_CDECL -#if defined(PIPE_CC_GCC) -__attribute__((force_align_arg_pointer)) -#endif -lg24f( - float *store ) -{ - _mm_store_ps(&store[0], log2f4( _mm_load_ps(&store[0]) )); -} - -static void -emit_lg2( - struct x86_function *func, - unsigned xmm_save, - unsigned xmm_dst ) -{ - emit_func_call_dst( - func, - xmm_save, - xmm_dst, - lg24f ); -} - -static void -emit_MOV( - struct x86_function *func, - unsigned xmm_dst, - unsigned xmm_src ) -{ - sse_movups( - func, - make_xmm( xmm_dst ), - make_xmm( xmm_src ) ); -} - -static void -emit_mul (struct x86_function *func, - unsigned xmm_dst, - unsigned xmm_src) -{ - sse_mulps( - func, - make_xmm( xmm_dst ), - make_xmm( xmm_src ) ); -} - -static void -emit_neg( - struct x86_function *func, - unsigned xmm ) -{ - sse_xorps( - func, - make_xmm( xmm ), - get_temp( - TGSI_EXEC_TEMP_80000000_I, - TGSI_EXEC_TEMP_80000000_C ) ); -} - -static void PIPE_CDECL -#if defined(PIPE_CC_GCC) -__attribute__((force_align_arg_pointer)) -#endif -pow4f( - float *store ) -{ -#if 1 - _mm_store_ps(&store[0], powf4( _mm_load_ps(&store[0]), _mm_load_ps(&store[4]) )); -#else - store[0] = powf( store[0], store[4] ); - store[1] = powf( store[1], store[5] ); - store[2] = powf( store[2], store[6] ); - store[3] = powf( store[3], store[7] ); -#endif -} - -static void -emit_pow( - struct x86_function *func, - unsigned xmm_save, - unsigned xmm_dst, - unsigned xmm_src ) -{ - emit_func_call_dst_src( - func, - xmm_save, - xmm_dst, - xmm_src, - pow4f ); -} - -static void -emit_rcp ( - struct x86_function *func, - unsigned xmm_dst, - unsigned xmm_src ) -{ - /* On Intel CPUs at least, this is only accurate to 12 bits -- not - * good enough. Need to either emit a proper divide or use the - * iterative technique described below in emit_rsqrt(). - */ - sse2_rcpps( - func, - make_xmm( xmm_dst ), - make_xmm( xmm_src ) ); -} - -static void -emit_rsqrt( - struct x86_function *func, - unsigned xmm_dst, - unsigned xmm_src ) -{ -#if HIGH_PRECISION - /* Although rsqrtps() and rcpps() are low precision on some/all SSE - * implementations, it is possible to improve its precision at - * fairly low cost, using a newton/raphson step, as below: - * - * x1 = 2 * rcpps(a) - a * rcpps(a) * rcpps(a) - * x1 = 0.5 * rsqrtps(a) * [3.0 - (a * rsqrtps(a))* rsqrtps(a)] - * - * See: http://softwarecommunity.intel.com/articles/eng/1818.htm - */ - { - struct x86_reg dst = make_xmm( xmm_dst ); - struct x86_reg src = make_xmm( xmm_src ); - struct x86_reg tmp0 = make_xmm( 2 ); - struct x86_reg tmp1 = make_xmm( 3 ); - - assert( xmm_dst != xmm_src ); - assert( xmm_dst != 2 && xmm_dst != 3 ); - assert( xmm_src != 2 && xmm_src != 3 ); - - sse_movaps( func, dst, get_temp( TGSI_EXEC_TEMP_HALF_I, TGSI_EXEC_TEMP_HALF_C ) ); - sse_movaps( func, tmp0, get_temp( TGSI_EXEC_TEMP_THREE_I, TGSI_EXEC_TEMP_THREE_C ) ); - sse_rsqrtps( func, tmp1, src ); - sse_mulps( func, src, tmp1 ); - sse_mulps( func, dst, tmp1 ); - sse_mulps( func, src, tmp1 ); - sse_subps( func, tmp0, src ); - sse_mulps( func, dst, tmp0 ); + STORE(gen, *inst, v0, 0, chan_index); /* store v0 */ } -#else - /* On Intel CPUs at least, this is only accurate to 12 bits -- not - * good enough. - */ - sse_rsqrtps( - func, - make_xmm( xmm_dst ), - make_xmm( xmm_src ) ); -#endif -} - -static void -emit_setsign( - struct x86_function *func, - unsigned xmm ) -{ - sse_orps( - func, - make_xmm( xmm ), - get_temp( - TGSI_EXEC_TEMP_80000000_I, - TGSI_EXEC_TEMP_80000000_C ) ); -} - -static void PIPE_CDECL -sin4f( - float *store ) -{ - store[0] = sinf( store[0] ); - store[1] = sinf( store[1] ); - store[2] = sinf( store[2] ); - store[3] = sinf( store[3] ); + ppc_release_vec_register(gen->f, v0); } -static void -emit_sin (struct x86_function *func, - unsigned xmm_save, - unsigned xmm_dst) -{ - emit_func_call_dst( - func, - xmm_save, - xmm_dst, - sin4f ); -} static void -emit_sub( - struct x86_function *func, - unsigned xmm_dst, - unsigned xmm_src ) +emit_binop(struct gen_context *gen, struct tgsi_full_instruction *inst) { - sse_subps( - func, - make_xmm( xmm_dst ), - make_xmm( xmm_src ) ); + int v0 = ppc_allocate_vec_register(gen->f); + int v1 = ppc_allocate_vec_register(gen->f); + int v2 = ppc_allocate_vec_register(gen->f); + uint chan_index; + FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan_index) { + FETCH(gen, *inst, v0, 0, chan_index); /* v0 = srcreg[0] */ + FETCH(gen, *inst, v1, 1, chan_index); /* v1 = srcreg[1] */ + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_ADD: + ppc_vaddfp(gen->f, v2, v0, v1); + break; + case TGSI_OPCODE_SUB: + ppc_vsubfp(gen->f, v2, v0, v1); + break; + case TGSI_OPCODE_MUL: + ppc_vxor(gen->f, v2, v2, v2); /* v2 = {0, 0, 0, 0} */ + ppc_vmaddfp(gen->f, v2, v0, v1, v2); /* v2 = v0 * v1 + v0 */ + break; + case TGSI_OPCODE_MIN: + ppc_vminfp(gen->f, v2, v0, v1); + break; + case TGSI_OPCODE_MAX: + ppc_vmaxfp(gen->f, v2, v0, v1); + break; + default: + assert(0); + } + STORE(gen, *inst, v2, 0, chan_index); /* store v2 */ + } + ppc_release_vec_register(gen->f, v0); + ppc_release_vec_register(gen->f, v1); + ppc_release_vec_register(gen->f, v2); } -#endif /** - * Return index of vector register containing {1.0, 1.0, 1.0, 1.0}. + * Vector comparisons, resulting in 1.0 or 0.0 values. */ -static int -gen_one_vec(struct gen_context *gen) -{ - if (gen->one_vec < 0) { - gen->one_vec = ppc_allocate_vec_register(gen->f); - ppc_vload_float(gen->f, gen->one_vec, 1.0f); - } - return gen->one_vec; -} - -/** - * Return index of vector register containing {1<<31, 1<<31, 1<<31, 1<<31}. - */ -static int -gen_get_bit31_vec(struct gen_context *gen) -{ - if (gen->bit31_vec < 0) { - gen->bit31_vec = ppc_allocate_vec_register(gen->f); - ppc_vspltisw(gen->f, gen->bit31_vec, -1); - ppc_vslw(gen->f, gen->bit31_vec, gen->bit31_vec, gen->bit31_vec); - } - return gen->bit31_vec; -} - - - -/** - * Register fetch. - */ -static void -emit_fetch(struct gen_context *gen, - unsigned vec_reg, - const struct tgsi_full_src_register *reg, - const unsigned chan_index) -{ - uint swizzle = tgsi_util_get_full_src_register_extswizzle(reg, chan_index); - - switch (swizzle) { - case TGSI_EXTSWIZZLE_X: - case TGSI_EXTSWIZZLE_Y: - case TGSI_EXTSWIZZLE_Z: - case TGSI_EXTSWIZZLE_W: - switch (reg->SrcRegister.File) { - case TGSI_FILE_INPUT: - { - int offset_reg = ppc_allocate_register(gen->f); - int offset = (reg->SrcRegister.Index * 4 + swizzle) * 16; - ppc_li(gen->f, offset_reg, offset); - ppc_lvx(gen->f, vec_reg, gen->inputs_reg, offset_reg); - ppc_release_register(gen->f, offset_reg); - } - break; - case TGSI_FILE_TEMPORARY: - { - int offset_reg = ppc_allocate_register(gen->f); - int offset = (reg->SrcRegister.Index * 4 + swizzle) * 16; - ppc_li(gen->f, offset_reg, offset); - ppc_lvx(gen->f, vec_reg, gen->temps_reg, offset_reg); - ppc_release_register(gen->f, offset_reg); - } - break; - case TGSI_FILE_IMMEDIATE: - { - int offset_reg = ppc_allocate_register(gen->f); - int offset = (reg->SrcRegister.Index * 4 + swizzle) * 16; - ppc_li(gen->f, offset_reg, offset); - ppc_lvx(gen->f, vec_reg, gen->immed_reg, offset_reg); - ppc_release_register(gen->f, offset_reg); - } - break; - case TGSI_FILE_CONSTANT: - { - int offset_reg = ppc_allocate_register(gen->f); - int offset = (reg->SrcRegister.Index * 4 + swizzle) * 4; - ppc_li(gen->f, offset_reg, offset); - /* Load 4-byte word into vector register. - * The vector slot depends on the effective address we load from. - * We know that our constants start at a 16-byte boundary so we - * know that 'swizzle' tells us which vector slot will have the - * loaded word. The other vector slots will be undefined. - */ - ppc_lvewx(gen->f, vec_reg, gen->const_reg, offset_reg); - /* splat word[swizzle] across the vector reg */ - ppc_vspltw(gen->f, vec_reg, vec_reg, swizzle); - ppc_release_register(gen->f, offset_reg); - } - break; - default: - assert( 0 ); - } - break; - case TGSI_EXTSWIZZLE_ZERO: - ppc_vload_float(gen->f, vec_reg, 0.0f); - break; - case TGSI_EXTSWIZZLE_ONE: - { - int one_vec = gen_one_vec(gen); - ppc_vecmove(gen->f, vec_reg, one_vec); - } - break; - default: - assert( 0 ); - } - - { - uint sign_op = tgsi_util_get_full_src_register_sign_mode(reg, chan_index); - if (sign_op != TGSI_UTIL_SIGN_KEEP) { - int bit31_vec = gen_get_bit31_vec(gen); - - switch (sign_op) { - case TGSI_UTIL_SIGN_CLEAR: - /* vec = vec & ~bit31 */ - ppc_vandc(gen->f, vec_reg, vec_reg, bit31_vec); - break; - case TGSI_UTIL_SIGN_SET: - /* vec = vec | bit31 */ - ppc_vor(gen->f, vec_reg, vec_reg, bit31_vec); - break; - case TGSI_UTIL_SIGN_TOGGLE: - /* vec = vec ^ bit31 */ - ppc_vxor(gen->f, vec_reg, vec_reg, bit31_vec); - break; - default: - assert(0); - } - } - } -} - -#define FETCH( GEN, INST, VEC_REG, SRC_REG, CHAN ) \ - emit_fetch( GEN, VEC_REG, &(INST).FullSrcRegisters[SRC_REG], CHAN ) - - - -/** - * Register store. - */ -static void -emit_store(struct gen_context *gen, - unsigned vec_reg, - const struct tgsi_full_dst_register *reg, - const struct tgsi_full_instruction *inst, - unsigned chan_index) -{ - switch (reg->DstRegister.File) { - case TGSI_FILE_OUTPUT: - { - int offset_reg = ppc_allocate_register(gen->f); - int offset = (reg->DstRegister.Index * 4 + chan_index) * 16; - ppc_li(gen->f, offset_reg, offset); - ppc_stvx(gen->f, vec_reg, gen->outputs_reg, offset_reg); - ppc_release_register(gen->f, offset_reg); - } - break; - case TGSI_FILE_TEMPORARY: - { - int offset_reg = ppc_allocate_register(gen->f); - int offset = (reg->DstRegister.Index * 4 + chan_index) * 16; - ppc_li(gen->f, offset_reg, offset); - ppc_stvx(gen->f, vec_reg, gen->temps_reg, offset_reg); - ppc_release_register(gen->f, offset_reg); - } - break; -#if 0 - case TGSI_FILE_ADDRESS: - emit_addrs( - func, - xmm, - reg->DstRegister.Index, - chan_index ); - break; -#endif - default: - assert( 0 ); - } - -#if 0 - switch( inst->Instruction.Saturate ) { - case TGSI_SAT_NONE: - break; - - case TGSI_SAT_ZERO_ONE: - /* assert( 0 ); */ - break; - - case TGSI_SAT_MINUS_PLUS_ONE: - assert( 0 ); - break; - } -#endif -} - - -#define STORE( GEN, INST, XMM, INDEX, CHAN )\ - emit_store( GEN, XMM, &(INST).FullDstRegisters[INDEX], &(INST), CHAN ) - - - -#if 000 -/** - * High-level instruction translators. - */ - -static void -emit_kil( - struct x86_function *func, - const struct tgsi_full_src_register *reg ) -{ - unsigned uniquemask; - unsigned registers[4]; - unsigned nextregister = 0; - unsigned firstchan = ~0; - unsigned chan_index; - - /* This mask stores component bits that were already tested. Note that - * we test if the value is less than zero, so 1.0 and 0.0 need not to be - * tested. */ - uniquemask = (1 << TGSI_EXTSWIZZLE_ZERO) | (1 << TGSI_EXTSWIZZLE_ONE); - - FOR_EACH_CHANNEL( chan_index ) { - unsigned swizzle; - - /* unswizzle channel */ - swizzle = tgsi_util_get_full_src_register_extswizzle( - reg, - chan_index ); - - /* check if the component has not been already tested */ - if( !(uniquemask & (1 << swizzle)) ) { - uniquemask |= 1 << swizzle; - - /* allocate register */ - registers[chan_index] = nextregister; - emit_fetch( - func, - nextregister, - reg, - chan_index ); - nextregister++; - - /* mark the first channel used */ - if( firstchan == ~0 ) { - firstchan = chan_index; - } - } - } - - x86_push( - func, - x86_make_reg( file_REG32, reg_AX ) ); - x86_push( - func, - x86_make_reg( file_REG32, reg_DX ) ); - - FOR_EACH_CHANNEL( chan_index ) { - if( uniquemask & (1 << chan_index) ) { - sse_cmpps( - func, - make_xmm( registers[chan_index] ), - get_temp( - TGSI_EXEC_TEMP_00000000_I, - TGSI_EXEC_TEMP_00000000_C ), - cc_LessThan ); - - if( chan_index == firstchan ) { - sse_pmovmskb( - func, - x86_make_reg( file_REG32, reg_AX ), - make_xmm( registers[chan_index] ) ); - } - else { - sse_pmovmskb( - func, - x86_make_reg( file_REG32, reg_DX ), - make_xmm( registers[chan_index] ) ); - x86_or( - func, - x86_make_reg( file_REG32, reg_AX ), - x86_make_reg( file_REG32, reg_DX ) ); - } - } - } - - x86_or( - func, - get_temp( - TGSI_EXEC_TEMP_KILMASK_I, - TGSI_EXEC_TEMP_KILMASK_C ), - x86_make_reg( file_REG32, reg_AX ) ); - - x86_pop( - func, - x86_make_reg( file_REG32, reg_DX ) ); - x86_pop( - func, - x86_make_reg( file_REG32, reg_AX ) ); -} - - -static void -emit_kilp( - struct x86_function *func ) -{ - /* XXX todo / fix me */ -} - - -static void -emit_setcc( - struct x86_function *func, - struct tgsi_full_instruction *inst, - enum sse_cc cc ) -{ - unsigned chan_index; - - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - FETCH( func, *inst, 0, 0, chan_index ); - FETCH( func, *inst, 1, 1, chan_index ); - sse_cmpps( - func, - make_xmm( 0 ), - make_xmm( 1 ), - cc ); - sse_andps( - func, - make_xmm( 0 ), - get_temp( - TEMP_ONE_I, - TEMP_ONE_C ) ); - STORE( func, *inst, 0, 0, chan_index ); - } -} - -static void -emit_cmp( - struct x86_function *func, - struct tgsi_full_instruction *inst ) -{ - unsigned chan_index; - - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - FETCH( func, *inst, 0, 0, chan_index ); - FETCH( func, *inst, 1, 1, chan_index ); - FETCH( func, *inst, 2, 2, chan_index ); - sse_cmpps( - func, - make_xmm( 0 ), - get_temp( - TGSI_EXEC_TEMP_00000000_I, - TGSI_EXEC_TEMP_00000000_C ), - cc_LessThan ); - sse_andps( - func, - make_xmm( 1 ), - make_xmm( 0 ) ); - sse_andnps( - func, - make_xmm( 0 ), - make_xmm( 2 ) ); - sse_orps( - func, - make_xmm( 0 ), - make_xmm( 1 ) ); - STORE( func, *inst, 0, 0, chan_index ); - } -} -#endif - - -static void -emit_scalar_unaryop(struct gen_context *gen, struct tgsi_full_instruction *inst) +static void +emit_inequality(struct gen_context *gen, struct tgsi_full_instruction *inst) { int v0 = ppc_allocate_vec_register(gen->f); - int v1 = ppc_allocate_vec_register(gen->f); - uint chan_index; - - FETCH(gen, *inst, v0, 0, CHAN_X); - - switch (inst->Instruction.Opcode) { - case TGSI_OPCODE_RSQ: - /* v1 = 1.0 / sqrt(v0) */ - ppc_vrsqrtefp(gen->f, v1, v0); - break; - case TGSI_OPCODE_RCP: - /* v1 = 1.0 / v0 */ - ppc_vrefp(gen->f, v1, v0); - break; - default: - assert(0); - } - - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - STORE(gen, *inst, v1, 0, chan_index); - } - ppc_release_vec_register(gen->f, v0); - ppc_release_vec_register(gen->f, v1); -} - - -static void -emit_unaryop(struct gen_context *gen, struct tgsi_full_instruction *inst) -{ - int v0 = ppc_allocate_vec_register(gen->f); - uint chan_index; - FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan_index) { - FETCH(gen, *inst, 0, 0, chan_index); /* v0 = srcreg[0] */ - switch (inst->Instruction.Opcode) { - case TGSI_OPCODE_ABS: - /* turn off the most significant bit of each vector float word */ - { - int v1 = ppc_allocate_vec_register(gen->f); - ppc_vspltisw(gen->f, v1, -1); /* v1 = {-1, -1, -1, -1} */ - ppc_vslw(gen->f, v1, v1, v1); /* v1 = {1<<31, 1<<31, 1<<31, 1<<31} */ - ppc_vandc(gen->f, v0, v0, v1); /* v0 = v0 & ~v1 */ - ppc_release_vec_register(gen->f, v1); - } - break; - case TGSI_OPCODE_FLOOR: - ppc_vrfim(gen->f, v0, v0); /* v0 = floor(v0) */ - break; - case TGSI_OPCODE_FRAC: - { - int v1 = ppc_allocate_vec_register(gen->f); - ppc_vrfim(gen->f, v1, v0); /* v1 = floor(v0) */ - ppc_vsubfp(gen->f, v0, v0, v1); /* v0 = v0 - v1 */ - ppc_release_vec_register(gen->f, v1); - } - break; - case TGSI_OPCODE_EXPBASE2: - ppc_vexptefp(gen->f, v0, v0); /* v0 = 2^v0 */ - break; - case TGSI_OPCODE_LOGBASE2: - /* XXX this may be broken! */ - ppc_vlogefp(gen->f, v0, v0); /* v0 = log2(v0) */ - break; - case TGSI_OPCODE_MOV: - /* nothing */ - break; - default: - assert(0); - } - STORE(gen, *inst, v0, 0, chan_index); /* store v0 */ - } - ppc_release_vec_register(gen->f, v0); -} - - -static void -emit_binop(struct gen_context *gen, struct tgsi_full_instruction *inst) -{ - int v0 = ppc_allocate_vec_register(gen->f); - int v1 = ppc_allocate_vec_register(gen->f); - int v2 = ppc_allocate_vec_register(gen->f); - uint chan_index; - FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan_index) { - FETCH(gen, *inst, v0, 0, chan_index); /* v0 = srcreg[0] */ - FETCH(gen, *inst, v1, 1, chan_index); /* v1 = srcreg[1] */ - switch (inst->Instruction.Opcode) { - case TGSI_OPCODE_ADD: - ppc_vaddfp(gen->f, v2, v0, v1); - break; - case TGSI_OPCODE_SUB: - ppc_vsubfp(gen->f, v2, v0, v1); - break; - case TGSI_OPCODE_MUL: - ppc_vxor(gen->f, v2, v2, v2); /* v2 = {0, 0, 0, 0} */ - ppc_vmaddfp(gen->f, v2, v0, v1, v2); /* v2 = v0 * v1 + v0 */ - break; - case TGSI_OPCODE_MIN: - ppc_vminfp(gen->f, v2, v0, v1); - break; - case TGSI_OPCODE_MAX: - ppc_vmaxfp(gen->f, v2, v0, v1); - break; - default: - assert(0); - } - STORE(gen, *inst, v2, 0, chan_index); /* store v2 */ - } - ppc_release_vec_register(gen->f, v0); - ppc_release_vec_register(gen->f, v1); - ppc_release_vec_register(gen->f, v2); -} - - -/** - * Vector comparisons, resulting in 1.0 or 0.0 values. - */ -static void -emit_inequality(struct gen_context *gen, struct tgsi_full_instruction *inst) -{ - int v0 = ppc_allocate_vec_register(gen->f); - int v1 = ppc_allocate_vec_register(gen->f); - int v2 = ppc_allocate_vec_register(gen->f); - uint chan_index; - boolean complement = FALSE; - int one_vec = gen_one_vec(gen); - - FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan_index) { - FETCH(gen, *inst, v0, 0, chan_index); /* v0 = srcreg[0] */ - FETCH(gen, *inst, v1, 1, chan_index); /* v1 = srcreg[1] */ - - switch (inst->Instruction.Opcode) { - case TGSI_OPCODE_SNE: - complement = TRUE; - /* fall-through */ - case TGSI_OPCODE_SEQ: - ppc_vcmpeqfpx(gen->f, v2, v0, v1); /* v2 = v0 == v1 ? ~0 : 0 */ - break; - - case TGSI_OPCODE_SGE: - complement = TRUE; - /* fall-through */ - case TGSI_OPCODE_SLT: - ppc_vcmpgtfpx(gen->f, v2, v1, v0); /* v2 = v1 > v0 ? ~0 : 0 */ - break; - - case TGSI_OPCODE_SLE: - complement = TRUE; - /* fall-through */ - case TGSI_OPCODE_SGT: - ppc_vcmpgtfpx(gen->f, v2, v0, v1); /* v2 = v0 > v1 ? ~0 : 0 */ - break; - default: - assert(0); - } - - /* v2 is now {0,0,0,0} or {~0,~0,~0,~0} */ - - if (complement) - ppc_vandc(gen->f, v2, one_vec, v2); /* v2 = one_vec & ~v2 */ - else - ppc_vand(gen->f, v2, one_vec, v2); /* v2 = one_vec & v2 */ - - STORE(gen, *inst, v2, 0, chan_index); /* store v2 */ - } - - ppc_release_vec_register(gen->f, v0); - ppc_release_vec_register(gen->f, v1); - ppc_release_vec_register(gen->f, v2); -} - - -static void -emit_dotprod(struct gen_context *gen, struct tgsi_full_instruction *inst) -{ - int v0 = ppc_allocate_vec_register(gen->f); - int v1 = ppc_allocate_vec_register(gen->f); - int v2 = ppc_allocate_vec_register(gen->f); - uint chan_index; - - ppc_vxor(gen->f, v2, v2, v2); /* v2 = {0, 0, 0, 0} */ - - FETCH(gen, *inst, v0, 0, CHAN_X); /* v0 = src0.XXXX */ - FETCH(gen, *inst, v1, 1, CHAN_X); /* v1 = src1.XXXX */ - ppc_vmaddfp(gen->f, v2, v0, v1, v2); /* v2 = v0 * v1 + v2 */ - - FETCH(gen, *inst, v0, 0, CHAN_Y); /* v0 = src0.YYYY */ - FETCH(gen, *inst, v1, 1, CHAN_Y); /* v1 = src1.YYYY */ - ppc_vmaddfp(gen->f, v2, v0, v1, v2); /* v2 = v0 * v1 + v2 */ - - FETCH(gen, *inst, v0, 0, CHAN_Z); /* v0 = src0.ZZZZ */ - FETCH(gen, *inst, v1, 1, CHAN_Z); /* v1 = src1.ZZZZ */ - ppc_vmaddfp(gen->f, v2, v0, v1, v2); /* v2 = v0 * v1 + v2 */ - - if (inst->Instruction.Opcode == TGSI_OPCODE_DP4) { - FETCH(gen, *inst, v0, 0, CHAN_W); /* v0 = src0.WWWW */ - FETCH(gen, *inst, v1, 1, CHAN_W); /* v1 = src1.WWWW */ - ppc_vmaddfp(gen->f, v2, v0, v1, v2); /* v2 = v0 * v1 + v2 */ - } - else if (inst->Instruction.Opcode == TGSI_OPCODE_DPH) { - FETCH(gen, *inst, v1, 1, CHAN_W); /* v1 = src1.WWWW */ - ppc_vaddfp(gen->f, v2, v2, v1); /* v2 = v2 + v1 */ - } - - FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan_index) { - STORE(gen, *inst, v2, 0, chan_index); /* store v2 */ - } - ppc_release_vec_register(gen->f, v0); - ppc_release_vec_register(gen->f, v1); - ppc_release_vec_register(gen->f, v2); -} - - -static void -emit_triop(struct gen_context *gen, struct tgsi_full_instruction *inst) -{ - int v0 = ppc_allocate_vec_register(gen->f); - int v1 = ppc_allocate_vec_register(gen->f); - int v2 = ppc_allocate_vec_register(gen->f); - int v3 = ppc_allocate_vec_register(gen->f); - uint chan_index; - FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan_index) { - FETCH(gen, *inst, v0, 0, chan_index); /* v0 = srcreg[0] */ - FETCH(gen, *inst, v1, 1, chan_index); /* v1 = srcreg[1] */ - FETCH(gen, *inst, v2, 2, chan_index); /* v2 = srcreg[2] */ - switch (inst->Instruction.Opcode) { - case TGSI_OPCODE_MAD: - ppc_vmaddfp(gen->f, v3, v0, v1, v2); /* v3 = v0 * v1 + v2 */ - break; - case TGSI_OPCODE_LRP: - ppc_vsubfp(gen->f, v3, v1, v2); /* v3 = v1 - v2 */ - ppc_vmaddfp(gen->f, v3, v0, v3, v2); /* v3 = v0 * v3 + v2 */ - break; - default: - assert(0); - } - STORE(gen, *inst, v3, 0, chan_index); /* store v3 */ - } - ppc_release_vec_register(gen->f, v0); - ppc_release_vec_register(gen->f, v1); - ppc_release_vec_register(gen->f, v2); - ppc_release_vec_register(gen->f, v3); -} - - -/* -static void -emit_lit(struct gen_context *gen, struct tgsi_full_instruction *inst) -{ -} -*/ - - -static int -emit_instruction(struct gen_context *gen, - struct tgsi_full_instruction *inst) -{ - switch (inst->Instruction.Opcode) { - case TGSI_OPCODE_MOV: - case TGSI_OPCODE_ABS: - case TGSI_OPCODE_FLOOR: - case TGSI_OPCODE_FRAC: - case TGSI_OPCODE_EXPBASE2: - case TGSI_OPCODE_LOGBASE2: - emit_unaryop(gen, inst); - break; - case TGSI_OPCODE_RSQ: - case TGSI_OPCODE_RCP: - emit_scalar_unaryop(gen, inst); - break; - case TGSI_OPCODE_ADD: - case TGSI_OPCODE_SUB: - case TGSI_OPCODE_MUL: - case TGSI_OPCODE_MIN: - case TGSI_OPCODE_MAX: - emit_binop(gen, inst); - break; - case TGSI_OPCODE_SEQ: - case TGSI_OPCODE_SNE: - case TGSI_OPCODE_SLT: - case TGSI_OPCODE_SGT: - case TGSI_OPCODE_SLE: - case TGSI_OPCODE_SGE: - emit_inequality(gen, inst); - break; - case TGSI_OPCODE_MAD: - case TGSI_OPCODE_LRP: - emit_triop(gen, inst); - break; - case TGSI_OPCODE_DP3: - case TGSI_OPCODE_DP4: - case TGSI_OPCODE_DPH: - emit_dotprod(gen, inst); - break; - /* - case TGSI_OPCODE_LIT: - emit_lit(gen, inst); - break; - */ - case TGSI_OPCODE_END: - /* normal end */ - return 1; - default: - return 0; - } - -#if 0 - unsigned chan_index; - - switch (inst->Instruction.Opcode) { - case TGSI_OPCODE_ARL: - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - FETCH( func, *inst, 0, 0, chan_index ); - emit_f2it( func, 0 ); - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_MOV: - case TGSI_OPCODE_SWZ: - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - FETCH( func, *inst, 0, 0, chan_index ); - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_LIT: - if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || - IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) ) { - emit_tempf( - func, - 0, - TEMP_ONE_I, - TEMP_ONE_C); - if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) ) { - STORE( func, *inst, 0, 0, CHAN_X ); - } - if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) ) { - STORE( func, *inst, 0, 0, CHAN_W ); - } - } - if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) || - IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) ) { - if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) ) { - FETCH( func, *inst, 0, 0, CHAN_X ); - sse_maxps( - func, - make_xmm( 0 ), - get_temp( - TGSI_EXEC_TEMP_00000000_I, - TGSI_EXEC_TEMP_00000000_C ) ); - STORE( func, *inst, 0, 0, CHAN_Y ); - } - if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) ) { - /* XMM[1] = SrcReg[0].yyyy */ - FETCH( func, *inst, 1, 0, CHAN_Y ); - /* XMM[1] = max(XMM[1], 0) */ - sse_maxps( - func, - make_xmm( 1 ), - get_temp( - TGSI_EXEC_TEMP_00000000_I, - TGSI_EXEC_TEMP_00000000_C ) ); - /* XMM[2] = SrcReg[0].wwww */ - FETCH( func, *inst, 2, 0, CHAN_W ); - /* XMM[2] = min(XMM[2], 128.0) */ - sse_minps( - func, - make_xmm( 2 ), - get_temp( - TGSI_EXEC_TEMP_128_I, - TGSI_EXEC_TEMP_128_C ) ); - /* XMM[2] = max(XMM[2], -128.0) */ - sse_maxps( - func, - make_xmm( 2 ), - get_temp( - TGSI_EXEC_TEMP_MINUS_128_I, - TGSI_EXEC_TEMP_MINUS_128_C ) ); - emit_pow( func, 3, 1, 2 ); - FETCH( func, *inst, 0, 0, CHAN_X ); - sse_xorps( - func, - make_xmm( 2 ), - make_xmm( 2 ) ); - sse_cmpps( - func, - make_xmm( 2 ), - make_xmm( 0 ), - cc_LessThanEqual ); - sse_andps( - func, - make_xmm( 2 ), - make_xmm( 1 ) ); - STORE( func, *inst, 2, 0, CHAN_Z ); - } - } - break; - - case TGSI_OPCODE_RCP: - /* TGSI_OPCODE_RECIP */ - FETCH( func, *inst, 0, 0, CHAN_X ); - emit_rcp( func, 0, 0 ); - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_RSQ: - /* TGSI_OPCODE_RECIPSQRT */ - FETCH( func, *inst, 0, 0, CHAN_X ); - emit_rsqrt( func, 1, 0 ); - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - STORE( func, *inst, 1, 0, chan_index ); - } - break; - - case TGSI_OPCODE_EXP: - if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || - IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) || - IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z )) { - FETCH( func, *inst, 0, 0, CHAN_X ); - if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || - IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y )) { - emit_MOV( func, 1, 0 ); - emit_flr( func, 2, 1 ); - /* dst.x = ex2(floor(src.x)) */ - if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X )) { - emit_MOV( func, 2, 1 ); - emit_ex2( func, 3, 2 ); - STORE( func, *inst, 2, 0, CHAN_X ); - } - /* dst.y = src.x - floor(src.x) */ - if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y )) { - emit_MOV( func, 2, 0 ); - emit_sub( func, 2, 1 ); - STORE( func, *inst, 2, 0, CHAN_Y ); - } - } - /* dst.z = ex2(src.x) */ - if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z )) { - emit_ex2( func, 3, 0 ); - STORE( func, *inst, 0, 0, CHAN_Z ); - } - } - /* dst.w = 1.0 */ - if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W )) { - emit_tempf( func, 0, TEMP_ONE_I, TEMP_ONE_C ); - STORE( func, *inst, 0, 0, CHAN_W ); - } - break; - - case TGSI_OPCODE_LOG: - if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || - IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) || - IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z )) { - FETCH( func, *inst, 0, 0, CHAN_X ); - emit_abs( func, 0 ); - emit_MOV( func, 1, 0 ); - emit_lg2( func, 2, 1 ); - /* dst.z = lg2(abs(src.x)) */ - if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z )) { - STORE( func, *inst, 1, 0, CHAN_Z ); - } - if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || - IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y )) { - emit_flr( func, 2, 1 ); - /* dst.x = floor(lg2(abs(src.x))) */ - if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X )) { - STORE( func, *inst, 1, 0, CHAN_X ); - } - /* dst.x = abs(src)/ex2(floor(lg2(abs(src.x)))) */ - if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y )) { - emit_ex2( func, 2, 1 ); - emit_rcp( func, 1, 1 ); - emit_mul( func, 0, 1 ); - STORE( func, *inst, 0, 0, CHAN_Y ); - } - } - } - /* dst.w = 1.0 */ - if (IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W )) { - emit_tempf( func, 0, TEMP_ONE_I, TEMP_ONE_C ); - STORE( func, *inst, 0, 0, CHAN_W ); - } - break; - - case TGSI_OPCODE_MUL: - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - FETCH( func, *inst, 0, 0, chan_index ); - FETCH( func, *inst, 1, 1, chan_index ); - emit_mul( func, 0, 1 ); - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_ADD: - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - FETCH( func, *inst, 0, 0, chan_index ); - FETCH( func, *inst, 1, 1, chan_index ); - emit_add( func, 0, 1 ); - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_DP3: - /* TGSI_OPCODE_DOT3 */ - FETCH( func, *inst, 0, 0, CHAN_X ); - FETCH( func, *inst, 1, 1, CHAN_X ); - emit_mul( func, 0, 1 ); - FETCH( func, *inst, 1, 0, CHAN_Y ); - FETCH( func, *inst, 2, 1, CHAN_Y ); - emit_mul( func, 1, 2 ); - emit_add( func, 0, 1 ); - FETCH( func, *inst, 1, 0, CHAN_Z ); - FETCH( func, *inst, 2, 1, CHAN_Z ); - emit_mul( func, 1, 2 ); - emit_add( func, 0, 1 ); - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_DP4: - /* TGSI_OPCODE_DOT4 */ - FETCH( func, *inst, 0, 0, CHAN_X ); - FETCH( func, *inst, 1, 1, CHAN_X ); - emit_mul( func, 0, 1 ); - FETCH( func, *inst, 1, 0, CHAN_Y ); - FETCH( func, *inst, 2, 1, CHAN_Y ); - emit_mul( func, 1, 2 ); - emit_add( func, 0, 1 ); - FETCH( func, *inst, 1, 0, CHAN_Z ); - FETCH( func, *inst, 2, 1, CHAN_Z ); - emit_mul(func, 1, 2 ); - emit_add(func, 0, 1 ); - FETCH( func, *inst, 1, 0, CHAN_W ); - FETCH( func, *inst, 2, 1, CHAN_W ); - emit_mul( func, 1, 2 ); - emit_add( func, 0, 1 ); - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_DST: - IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) { - emit_tempf( - func, - 0, - TEMP_ONE_I, - TEMP_ONE_C ); - STORE( func, *inst, 0, 0, CHAN_X ); - } - IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) { - FETCH( func, *inst, 0, 0, CHAN_Y ); - FETCH( func, *inst, 1, 1, CHAN_Y ); - emit_mul( func, 0, 1 ); - STORE( func, *inst, 0, 0, CHAN_Y ); - } - IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) { - FETCH( func, *inst, 0, 0, CHAN_Z ); - STORE( func, *inst, 0, 0, CHAN_Z ); - } - IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) { - FETCH( func, *inst, 0, 1, CHAN_W ); - STORE( func, *inst, 0, 0, CHAN_W ); - } - break; - - case TGSI_OPCODE_MIN: - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - FETCH( func, *inst, 0, 0, chan_index ); - FETCH( func, *inst, 1, 1, chan_index ); - sse_minps( - func, - make_xmm( 0 ), - make_xmm( 1 ) ); - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_MAX: - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - FETCH( func, *inst, 0, 0, chan_index ); - FETCH( func, *inst, 1, 1, chan_index ); - sse_maxps( - func, - make_xmm( 0 ), - make_xmm( 1 ) ); - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_SLT: - /* TGSI_OPCODE_SETLT */ - emit_setcc( func, inst, cc_LessThan ); - break; - - case TGSI_OPCODE_SGE: - /* TGSI_OPCODE_SETGE */ - emit_setcc( func, inst, cc_NotLessThan ); - break; - - case TGSI_OPCODE_MAD: - /* TGSI_OPCODE_MADD */ - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - FETCH( func, *inst, 0, 0, chan_index ); - FETCH( func, *inst, 1, 1, chan_index ); - FETCH( func, *inst, 2, 2, chan_index ); - emit_mul( func, 0, 1 ); - emit_add( func, 0, 2 ); - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_SUB: - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - FETCH( func, *inst, 0, 0, chan_index ); - FETCH( func, *inst, 1, 1, chan_index ); - emit_sub( func, 0, 1 ); - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_LERP: - /* TGSI_OPCODE_LRP */ - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - FETCH( func, *inst, 0, 0, chan_index ); - FETCH( func, *inst, 1, 1, chan_index ); - FETCH( func, *inst, 2, 2, chan_index ); - emit_sub( func, 1, 2 ); - emit_mul( func, 0, 1 ); - emit_add( func, 0, 2 ); - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_CND: - return 0; - break; - - case TGSI_OPCODE_CND0: - return 0; - break; - - case TGSI_OPCODE_DOT2ADD: - /* TGSI_OPCODE_DP2A */ - return 0; - break; - - case TGSI_OPCODE_INDEX: - return 0; - break; - - case TGSI_OPCODE_NEGATE: - return 0; - break; - - case TGSI_OPCODE_FRAC: - /* TGSI_OPCODE_FRC */ - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - FETCH( func, *inst, 0, 0, chan_index ); - emit_frc( func, 0, 0 ); - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_CLAMP: - return 0; - break; - - case TGSI_OPCODE_FLOOR: - /* TGSI_OPCODE_FLR */ - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - FETCH( func, *inst, 0, 0, chan_index ); - emit_flr( func, 0, 0 ); - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_ROUND: - return 0; - break; - - case TGSI_OPCODE_EXPBASE2: - /* TGSI_OPCODE_EX2 */ - FETCH( func, *inst, 0, 0, CHAN_X ); - emit_ex2( func, 0, 0 ); - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_LOGBASE2: - /* TGSI_OPCODE_LG2 */ - FETCH( func, *inst, 0, 0, CHAN_X ); - emit_lg2( func, 0, 0 ); - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_POWER: - /* TGSI_OPCODE_POW */ - FETCH( func, *inst, 0, 0, CHAN_X ); - FETCH( func, *inst, 1, 1, CHAN_X ); - emit_pow( func, 0, 0, 1 ); - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_CROSSPRODUCT: - /* TGSI_OPCODE_XPD */ - if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || - IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) ) { - FETCH( func, *inst, 1, 1, CHAN_Z ); - FETCH( func, *inst, 3, 0, CHAN_Z ); - } - if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) || - IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) ) { - FETCH( func, *inst, 0, 0, CHAN_Y ); - FETCH( func, *inst, 4, 1, CHAN_Y ); - } - IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) { - emit_MOV( func, 2, 0 ); - emit_mul( func, 2, 1 ); - emit_MOV( func, 5, 3 ); - emit_mul( func, 5, 4 ); - emit_sub( func, 2, 5 ); - STORE( func, *inst, 2, 0, CHAN_X ); - } - if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) || - IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) ) { - FETCH( func, *inst, 2, 1, CHAN_X ); - FETCH( func, *inst, 5, 0, CHAN_X ); - } - IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) { - emit_mul( func, 3, 2 ); - emit_mul( func, 1, 5 ); - emit_sub( func, 3, 1 ); - STORE( func, *inst, 3, 0, CHAN_Y ); - } - IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) { - emit_mul( func, 5, 4 ); - emit_mul( func, 0, 2 ); - emit_sub( func, 5, 0 ); - STORE( func, *inst, 5, 0, CHAN_Z ); - } - IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) { - emit_tempf( - func, - 0, - TEMP_ONE_I, - TEMP_ONE_C ); - STORE( func, *inst, 0, 0, CHAN_W ); - } - break; - - case TGSI_OPCODE_MULTIPLYMATRIX: - return 0; - break; - - case TGSI_OPCODE_ABS: - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - FETCH( func, *inst, 0, 0, chan_index ); - emit_abs( func, 0) ; - - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_RCC: - return 0; - break; - - case TGSI_OPCODE_DPH: - FETCH( func, *inst, 0, 0, CHAN_X ); - FETCH( func, *inst, 1, 1, CHAN_X ); - emit_mul( func, 0, 1 ); - FETCH( func, *inst, 1, 0, CHAN_Y ); - FETCH( func, *inst, 2, 1, CHAN_Y ); - emit_mul( func, 1, 2 ); - emit_add( func, 0, 1 ); - FETCH( func, *inst, 1, 0, CHAN_Z ); - FETCH( func, *inst, 2, 1, CHAN_Z ); - emit_mul( func, 1, 2 ); - emit_add( func, 0, 1 ); - FETCH( func, *inst, 1, 1, CHAN_W ); - emit_add( func, 0, 1 ); - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_COS: - FETCH( func, *inst, 0, 0, CHAN_X ); - emit_cos( func, 0, 0 ); - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_DDX: - return 0; - break; - - case TGSI_OPCODE_DDY: - return 0; - break; - - case TGSI_OPCODE_KILP: - /* predicated kill */ - emit_kilp( func ); - return 0; /* XXX fix me */ - break; - - case TGSI_OPCODE_KIL: - /* conditional kill */ - emit_kil( func, &inst->FullSrcRegisters[0] ); - break; - - case TGSI_OPCODE_PK2H: - return 0; - break; - - case TGSI_OPCODE_PK2US: - return 0; - break; - - case TGSI_OPCODE_PK4B: - return 0; - break; - - case TGSI_OPCODE_PK4UB: - return 0; - break; - - case TGSI_OPCODE_RFL: - return 0; - break; - - case TGSI_OPCODE_SEQ: - return 0; - break; - - case TGSI_OPCODE_SFL: - return 0; - break; - - case TGSI_OPCODE_SGT: - return 0; - break; - - case TGSI_OPCODE_SIN: - FETCH( func, *inst, 0, 0, CHAN_X ); - emit_sin( func, 0, 0 ); - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - STORE( func, *inst, 0, 0, chan_index ); - } - break; - - case TGSI_OPCODE_SLE: - return 0; - break; - - case TGSI_OPCODE_SNE: - return 0; - break; - - case TGSI_OPCODE_STR: - return 0; - break; - - case TGSI_OPCODE_TEX: - if (0) { - /* Disable dummy texture code: - */ - emit_tempf( - func, - 0, - TEMP_ONE_I, - TEMP_ONE_C ); - FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) { - STORE( func, *inst, 0, 0, chan_index ); - } - } - else { - return 0; - } - break; - - case TGSI_OPCODE_TXD: - return 0; - break; - - case TGSI_OPCODE_UP2H: - return 0; - break; - - case TGSI_OPCODE_UP2US: - return 0; - break; - - case TGSI_OPCODE_UP4B: - return 0; - break; - - case TGSI_OPCODE_UP4UB: - return 0; - break; - - case TGSI_OPCODE_X2D: - return 0; - break; - - case TGSI_OPCODE_ARA: - return 0; - break; - - case TGSI_OPCODE_ARR: - return 0; - break; - - case TGSI_OPCODE_BRA: - return 0; - break; - - case TGSI_OPCODE_CAL: - return 0; - break; - - case TGSI_OPCODE_RET: - emit_ret( func ); - break; - - case TGSI_OPCODE_END: - break; - - case TGSI_OPCODE_SSG: - return 0; - break; - - case TGSI_OPCODE_CMP: - emit_cmp (func, inst); - break; - - case TGSI_OPCODE_SCS: - IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) { - FETCH( func, *inst, 0, 0, CHAN_X ); - emit_cos( func, 0, 0 ); - STORE( func, *inst, 0, 0, CHAN_X ); - } - IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) { - FETCH( func, *inst, 0, 0, CHAN_X ); - emit_sin( func, 0, 0 ); - STORE( func, *inst, 0, 0, CHAN_Y ); - } - IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) { - emit_tempf( - func, - 0, - TGSI_EXEC_TEMP_00000000_I, - TGSI_EXEC_TEMP_00000000_C ); - STORE( func, *inst, 0, 0, CHAN_Z ); - } - IF_IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) { - emit_tempf( - func, - 0, - TEMP_ONE_I, - TEMP_ONE_C ); - STORE( func, *inst, 0, 0, CHAN_W ); - } - break; - - case TGSI_OPCODE_TXB: - return 0; - break; - - case TGSI_OPCODE_NRM: - return 0; - break; - - case TGSI_OPCODE_DIV: - return 0; - break; + int v1 = ppc_allocate_vec_register(gen->f); + int v2 = ppc_allocate_vec_register(gen->f); + uint chan_index; + boolean complement = FALSE; + int one_vec = gen_one_vec(gen); - case TGSI_OPCODE_DP2: - return 0; - break; + FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan_index) { + FETCH(gen, *inst, v0, 0, chan_index); /* v0 = srcreg[0] */ + FETCH(gen, *inst, v1, 1, chan_index); /* v1 = srcreg[1] */ - case TGSI_OPCODE_TXL: - return 0; - break; + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_SNE: + complement = TRUE; + /* fall-through */ + case TGSI_OPCODE_SEQ: + ppc_vcmpeqfpx(gen->f, v2, v0, v1); /* v2 = v0 == v1 ? ~0 : 0 */ + break; - case TGSI_OPCODE_BRK: - return 0; - break; + case TGSI_OPCODE_SGE: + complement = TRUE; + /* fall-through */ + case TGSI_OPCODE_SLT: + ppc_vcmpgtfpx(gen->f, v2, v1, v0); /* v2 = v1 > v0 ? ~0 : 0 */ + break; - case TGSI_OPCODE_IF: - return 0; - break; + case TGSI_OPCODE_SLE: + complement = TRUE; + /* fall-through */ + case TGSI_OPCODE_SGT: + ppc_vcmpgtfpx(gen->f, v2, v0, v1); /* v2 = v0 > v1 ? ~0 : 0 */ + break; + default: + assert(0); + } - case TGSI_OPCODE_LOOP: - return 0; - break; + /* v2 is now {0,0,0,0} or {~0,~0,~0,~0} */ - case TGSI_OPCODE_REP: - return 0; - break; + if (complement) + ppc_vandc(gen->f, v2, one_vec, v2); /* v2 = one_vec & ~v2 */ + else + ppc_vand(gen->f, v2, one_vec, v2); /* v2 = one_vec & v2 */ - case TGSI_OPCODE_ELSE: - return 0; - break; + STORE(gen, *inst, v2, 0, chan_index); /* store v2 */ + } - case TGSI_OPCODE_ENDIF: - return 0; - break; + ppc_release_vec_register(gen->f, v0); + ppc_release_vec_register(gen->f, v1); + ppc_release_vec_register(gen->f, v2); +} - case TGSI_OPCODE_ENDLOOP: - return 0; - break; - case TGSI_OPCODE_ENDREP: - return 0; - break; +static void +emit_dotprod(struct gen_context *gen, struct tgsi_full_instruction *inst) +{ + int v0 = ppc_allocate_vec_register(gen->f); + int v1 = ppc_allocate_vec_register(gen->f); + int v2 = ppc_allocate_vec_register(gen->f); + uint chan_index; - case TGSI_OPCODE_PUSHA: - return 0; - break; + ppc_vxor(gen->f, v2, v2, v2); /* v2 = {0, 0, 0, 0} */ - case TGSI_OPCODE_POPA: - return 0; - break; + FETCH(gen, *inst, v0, 0, CHAN_X); /* v0 = src0.XXXX */ + FETCH(gen, *inst, v1, 1, CHAN_X); /* v1 = src1.XXXX */ + ppc_vmaddfp(gen->f, v2, v0, v1, v2); /* v2 = v0 * v1 + v2 */ - case TGSI_OPCODE_CEIL: - return 0; - break; + FETCH(gen, *inst, v0, 0, CHAN_Y); /* v0 = src0.YYYY */ + FETCH(gen, *inst, v1, 1, CHAN_Y); /* v1 = src1.YYYY */ + ppc_vmaddfp(gen->f, v2, v0, v1, v2); /* v2 = v0 * v1 + v2 */ - case TGSI_OPCODE_I2F: - return 0; - break; + FETCH(gen, *inst, v0, 0, CHAN_Z); /* v0 = src0.ZZZZ */ + FETCH(gen, *inst, v1, 1, CHAN_Z); /* v1 = src1.ZZZZ */ + ppc_vmaddfp(gen->f, v2, v0, v1, v2); /* v2 = v0 * v1 + v2 */ - case TGSI_OPCODE_NOT: - return 0; - break; + if (inst->Instruction.Opcode == TGSI_OPCODE_DP4) { + FETCH(gen, *inst, v0, 0, CHAN_W); /* v0 = src0.WWWW */ + FETCH(gen, *inst, v1, 1, CHAN_W); /* v1 = src1.WWWW */ + ppc_vmaddfp(gen->f, v2, v0, v1, v2); /* v2 = v0 * v1 + v2 */ + } + else if (inst->Instruction.Opcode == TGSI_OPCODE_DPH) { + FETCH(gen, *inst, v1, 1, CHAN_W); /* v1 = src1.WWWW */ + ppc_vaddfp(gen->f, v2, v2, v1); /* v2 = v2 + v1 */ + } - case TGSI_OPCODE_TRUNC: - return 0; - break; + FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan_index) { + STORE(gen, *inst, v2, 0, chan_index); /* store v2 */ + } + ppc_release_vec_register(gen->f, v0); + ppc_release_vec_register(gen->f, v1); + ppc_release_vec_register(gen->f, v2); +} - case TGSI_OPCODE_SHL: - return 0; - break; - case TGSI_OPCODE_SHR: - return 0; - break; +static void +emit_triop(struct gen_context *gen, struct tgsi_full_instruction *inst) +{ + int v0 = ppc_allocate_vec_register(gen->f); + int v1 = ppc_allocate_vec_register(gen->f); + int v2 = ppc_allocate_vec_register(gen->f); + int v3 = ppc_allocate_vec_register(gen->f); + uint chan_index; + FOR_EACH_DST0_ENABLED_CHANNEL(*inst, chan_index) { + FETCH(gen, *inst, v0, 0, chan_index); /* v0 = srcreg[0] */ + FETCH(gen, *inst, v1, 1, chan_index); /* v1 = srcreg[1] */ + FETCH(gen, *inst, v2, 2, chan_index); /* v2 = srcreg[2] */ + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_MAD: + ppc_vmaddfp(gen->f, v3, v0, v1, v2); /* v3 = v0 * v1 + v2 */ + break; + case TGSI_OPCODE_LRP: + ppc_vsubfp(gen->f, v3, v1, v2); /* v3 = v1 - v2 */ + ppc_vmaddfp(gen->f, v3, v0, v3, v2); /* v3 = v0 * v3 + v2 */ + break; + default: + assert(0); + } + STORE(gen, *inst, v3, 0, chan_index); /* store v3 */ + } + ppc_release_vec_register(gen->f, v0); + ppc_release_vec_register(gen->f, v1); + ppc_release_vec_register(gen->f, v2); + ppc_release_vec_register(gen->f, v3); +} - case TGSI_OPCODE_AND: - return 0; - break; - case TGSI_OPCODE_OR: - return 0; - break; +/* +static void +emit_lit(struct gen_context *gen, struct tgsi_full_instruction *inst) +{ +} +*/ - case TGSI_OPCODE_MOD: - return 0; - break; - case TGSI_OPCODE_XOR: - return 0; +static int +emit_instruction(struct gen_context *gen, + struct tgsi_full_instruction *inst) +{ + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_MOV: + case TGSI_OPCODE_ABS: + case TGSI_OPCODE_FLOOR: + case TGSI_OPCODE_FRAC: + case TGSI_OPCODE_EXPBASE2: + case TGSI_OPCODE_LOGBASE2: + emit_unaryop(gen, inst); break; - - case TGSI_OPCODE_SAD: - return 0; + case TGSI_OPCODE_RSQ: + case TGSI_OPCODE_RCP: + emit_scalar_unaryop(gen, inst); break; - - case TGSI_OPCODE_TXF: - return 0; + case TGSI_OPCODE_ADD: + case TGSI_OPCODE_SUB: + case TGSI_OPCODE_MUL: + case TGSI_OPCODE_MIN: + case TGSI_OPCODE_MAX: + emit_binop(gen, inst); break; - - case TGSI_OPCODE_TXQ: - return 0; + case TGSI_OPCODE_SEQ: + case TGSI_OPCODE_SNE: + case TGSI_OPCODE_SLT: + case TGSI_OPCODE_SGT: + case TGSI_OPCODE_SLE: + case TGSI_OPCODE_SGE: + emit_inequality(gen, inst); break; - - case TGSI_OPCODE_CONT: - return 0; + case TGSI_OPCODE_MAD: + case TGSI_OPCODE_LRP: + emit_triop(gen, inst); break; - - case TGSI_OPCODE_EMIT: - return 0; + case TGSI_OPCODE_DP3: + case TGSI_OPCODE_DP4: + case TGSI_OPCODE_DPH: + emit_dotprod(gen, inst); break; - - case TGSI_OPCODE_ENDPRIM: - return 0; + /* + case TGSI_OPCODE_LIT: + emit_lit(gen, inst); break; - + */ + case TGSI_OPCODE_END: + /* normal end */ + return 1; default: return 0; } -#endif + return 1; } @@ -2608,133 +663,6 @@ emit_declaration( } } -#if 0 -static void aos_to_soa( struct x86_function *func, - uint arg_aos, - uint arg_soa, - uint arg_num, - uint arg_stride ) -{ - struct x86_reg soa_input = x86_make_reg( file_REG32, reg_AX ); - struct x86_reg aos_input = x86_make_reg( file_REG32, reg_BX ); - struct x86_reg num_inputs = x86_make_reg( file_REG32, reg_CX ); - struct x86_reg stride = x86_make_reg( file_REG32, reg_DX ); - int inner_loop; - - - /* Save EBX */ - x86_push( func, x86_make_reg( file_REG32, reg_BX ) ); - - x86_mov( func, aos_input, x86_fn_arg( func, arg_aos ) ); - x86_mov( func, soa_input, x86_fn_arg( func, arg_soa ) ); - x86_mov( func, num_inputs, x86_fn_arg( func, arg_num ) ); - x86_mov( func, stride, x86_fn_arg( func, arg_stride ) ); - - /* do */ - inner_loop = x86_get_label( func ); - { - x86_push( func, aos_input ); - sse_movlps( func, make_xmm( 0 ), x86_make_disp( aos_input, 0 ) ); - sse_movlps( func, make_xmm( 3 ), x86_make_disp( aos_input, 8 ) ); - x86_add( func, aos_input, stride ); - sse_movhps( func, make_xmm( 0 ), x86_make_disp( aos_input, 0 ) ); - sse_movhps( func, make_xmm( 3 ), x86_make_disp( aos_input, 8 ) ); - x86_add( func, aos_input, stride ); - sse_movlps( func, make_xmm( 1 ), x86_make_disp( aos_input, 0 ) ); - sse_movlps( func, make_xmm( 4 ), x86_make_disp( aos_input, 8 ) ); - x86_add( func, aos_input, stride ); - sse_movhps( func, make_xmm( 1 ), x86_make_disp( aos_input, 0 ) ); - sse_movhps( func, make_xmm( 4 ), x86_make_disp( aos_input, 8 ) ); - x86_pop( func, aos_input ); - - sse_movaps( func, make_xmm( 2 ), make_xmm( 0 ) ); - sse_movaps( func, make_xmm( 5 ), make_xmm( 3 ) ); - sse_shufps( func, make_xmm( 0 ), make_xmm( 1 ), 0x88 ); - sse_shufps( func, make_xmm( 2 ), make_xmm( 1 ), 0xdd ); - sse_shufps( func, make_xmm( 3 ), make_xmm( 4 ), 0x88 ); - sse_shufps( func, make_xmm( 5 ), make_xmm( 4 ), 0xdd ); - - sse_movups( func, x86_make_disp( soa_input, 0 ), make_xmm( 0 ) ); - sse_movups( func, x86_make_disp( soa_input, 16 ), make_xmm( 2 ) ); - sse_movups( func, x86_make_disp( soa_input, 32 ), make_xmm( 3 ) ); - sse_movups( func, x86_make_disp( soa_input, 48 ), make_xmm( 5 ) ); - - /* Advance to next input */ - x86_lea( func, aos_input, x86_make_disp(aos_input, 16) ); - x86_lea( func, soa_input, x86_make_disp(soa_input, 64) ); - } - /* while --num_inputs */ - x86_dec( func, num_inputs ); - x86_jcc( func, cc_NE, inner_loop ); - - /* Restore EBX */ - x86_pop( func, aos_input ); -} -#endif - -#if 0 -static void soa_to_aos( struct x86_function *func, uint aos, uint soa, uint num, uint stride ) -{ - struct x86_reg soa_output; - struct x86_reg aos_output; - struct x86_reg num_outputs; - struct x86_reg temp; - int inner_loop; - - soa_output = x86_make_reg( file_REG32, reg_AX ); - aos_output = x86_make_reg( file_REG32, reg_BX ); - num_outputs = x86_make_reg( file_REG32, reg_CX ); - temp = x86_make_reg( file_REG32, reg_DX ); - - /* Save EBX */ - x86_push( func, aos_output ); - - x86_mov( func, soa_output, x86_fn_arg( func, soa ) ); - x86_mov( func, aos_output, x86_fn_arg( func, aos ) ); - x86_mov( func, num_outputs, x86_fn_arg( func, num ) ); - - /* do */ - inner_loop = x86_get_label( func ); - { - sse_movups( func, make_xmm( 0 ), x86_make_disp( soa_output, 0 ) ); - sse_movups( func, make_xmm( 1 ), x86_make_disp( soa_output, 16 ) ); - sse_movups( func, make_xmm( 3 ), x86_make_disp( soa_output, 32 ) ); - sse_movups( func, make_xmm( 4 ), x86_make_disp( soa_output, 48 ) ); - - sse_movaps( func, make_xmm( 2 ), make_xmm( 0 ) ); - sse_movaps( func, make_xmm( 5 ), make_xmm( 3 ) ); - sse_unpcklps( func, make_xmm( 0 ), make_xmm( 1 ) ); - sse_unpckhps( func, make_xmm( 2 ), make_xmm( 1 ) ); - sse_unpcklps( func, make_xmm( 3 ), make_xmm( 4 ) ); - sse_unpckhps( func, make_xmm( 5 ), make_xmm( 4 ) ); - - x86_mov( func, temp, x86_fn_arg( func, stride ) ); - x86_push( func, aos_output ); - sse_movlps( func, x86_make_disp( aos_output, 0 ), make_xmm( 0 ) ); - sse_movlps( func, x86_make_disp( aos_output, 8 ), make_xmm( 3 ) ); - x86_add( func, aos_output, temp ); - sse_movhps( func, x86_make_disp( aos_output, 0 ), make_xmm( 0 ) ); - sse_movhps( func, x86_make_disp( aos_output, 8 ), make_xmm( 3 ) ); - x86_add( func, aos_output, temp ); - sse_movlps( func, x86_make_disp( aos_output, 0 ), make_xmm( 2 ) ); - sse_movlps( func, x86_make_disp( aos_output, 8 ), make_xmm( 5 ) ); - x86_add( func, aos_output, temp ); - sse_movhps( func, x86_make_disp( aos_output, 0 ), make_xmm( 2 ) ); - sse_movhps( func, x86_make_disp( aos_output, 8 ), make_xmm( 5 ) ); - x86_pop( func, aos_output ); - - /* Advance to next output */ - x86_lea( func, aos_output, x86_make_disp(aos_output, 16) ); - x86_lea( func, soa_output, x86_make_disp(soa_output, 64) ); - } - /* while --num_outputs */ - x86_dec( func, num_outputs ); - x86_jcc( func, cc_NE, inner_loop ); - - /* Restore EBX */ - x86_pop( func, aos_output ); -} -#endif static void @@ -2788,67 +716,6 @@ tgsi_emit_ppc(const struct tgsi_token *tokens, emit_prologue(func); - /* - * Different function args for vertex/fragment shaders: - */ -#if 0 - if (parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_FRAGMENT) { - /* DECLARATION phase, do not load output argument. */ - x86_mov( - func, - get_input_base(), - x86_fn_arg( func, 1 ) ); - /* skipping outputs argument here */ - x86_mov( - func, - get_const_base(), - x86_fn_arg( func, 3 ) ); - x86_mov( - func, - get_temp_base(), - x86_fn_arg( func, 4 ) ); - x86_mov( - func, - get_coef_base(), - x86_fn_arg( func, 5 ) ); - x86_mov( - func, - get_immediate_base(), - x86_fn_arg( func, 6 ) ); - } - else { - assert(parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_VERTEX); - - if (do_swizzles) - aos_to_soa( func, - 6, /* aos_input */ - 1, /* machine->input */ - 7, /* num_inputs */ - 8 ); /* input_stride */ - - x86_mov( - func, - get_input_base(), - x86_fn_arg( func, 1 ) ); - x86_mov( - func, - get_output_base(), - x86_fn_arg( func, 2 ) ); - x86_mov( - func, - get_const_base(), - x86_fn_arg( func, 3 ) ); - x86_mov( - func, - get_temp_base(), - x86_fn_arg( func, 4 ) ); - x86_mov( - func, - get_immediate_base(), - x86_fn_arg( func, 5 ) ); - } -#endif - while (!tgsi_parse_end_of_tokens(&parse) && ok) { tgsi_parse_token(&parse); @@ -2860,19 +727,6 @@ tgsi_emit_ppc(const struct tgsi_token *tokens, break; case TGSI_TOKEN_TYPE_INSTRUCTION: - if (parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_FRAGMENT) { -#if 0 - if( !instruction_phase ) { - /* INSTRUCTION phase, overwrite coeff with output. */ - instruction_phase = TRUE; - x86_mov( - func, - get_output_base(), - x86_fn_arg( func, 2 ) ); - } -#endif - } - ok = emit_instruction(&gen, &parse.FullToken.FullInstruction); if (!ok) { @@ -2909,13 +763,6 @@ tgsi_emit_ppc(const struct tgsi_token *tokens, } } -#if 0 - if (parse.FullHeader.Processor.Processor == TGSI_PROCESSOR_VERTEX) { - if (do_swizzles) - soa_to_aos( func, 9, 2, 10, 11 ); - } -#endif - emit_epilogue(func); tgsi_parse_free( &parse );