From 7b7df34781844c39998d60bbb60880d960da3fb1 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Mon, 9 Jun 2008 19:50:17 +1000 Subject: nv50: various fixes + SCS --- src/gallium/drivers/nv50/nv50_program.c | 89 ++++++++++++++++++++++++--------- 1 file changed, 66 insertions(+), 23 deletions(-) (limited to 'src/gallium/drivers/nv50/nv50_program.c') diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c index 33822a1a78..d69eb4b86b 100644 --- a/src/gallium/drivers/nv50/nv50_program.c +++ b/src/gallium/drivers/nv50/nv50_program.c @@ -601,6 +601,21 @@ emit_preex2(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src) emit(pc, inst); } +static void +emit_precossin(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src) +{ + unsigned inst[2] = { 0, 0 }; + + inst[0] |= 0xb0000000; + + set_dst(pc, dst, inst); + set_src_0(pc, src, inst); + set_long(pc, inst); + inst[1] |= (6 << 29); + + emit(pc, inst); +} + static void emit_set(struct nv50_pc *pc, unsigned c_op, struct nv50_reg *dst, struct nv50_reg *src0, struct nv50_reg *src1) @@ -693,7 +708,8 @@ emit_abs(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src) } static void -emit_lit(struct nv50_pc *pc, struct nv50_reg **dst, struct nv50_reg **src) +emit_lit(struct nv50_pc *pc, struct nv50_reg **dst, unsigned mask, + struct nv50_reg **src) { struct nv50_reg *one = alloc_immd(pc, 1.0); struct nv50_reg *zero = alloc_immd(pc, 0.0); @@ -701,23 +717,34 @@ emit_lit(struct nv50_pc *pc, struct nv50_reg **dst, struct nv50_reg **src) struct nv50_reg *pos128 = alloc_immd(pc, 127.999999); struct nv50_reg *tmp[4]; - emit_mov(pc, dst[0], one); - emit_mov(pc, dst[3], one); + if (mask & (1 << 0)) + emit_mov(pc, dst[0], one); + + if (mask & (1 << 3)) + emit_mov(pc, dst[3], one); + + if (mask & (3 << 1)) { + if (mask & (1 << 1)) + tmp[0] = dst[1]; + else + tmp[0] = temp_temp(pc); + emit_minmax(pc, 4, tmp[0], src[0], zero); + } - tmp[0] = temp_temp(pc); - emit_minmax(pc, 4, dst[1], src[0], zero); - set_pred_wr(pc, 1, 0, &pc->p->insns[pc->p->insns_nr - 2]); + if (mask & (1 << 2)) { + set_pred_wr(pc, 1, 0, &pc->p->insns[pc->p->insns_nr - 2]); - tmp[1] = temp_temp(pc); - emit_minmax(pc, 4, tmp[1], src[1], zero); + tmp[1] = temp_temp(pc); + emit_minmax(pc, 4, tmp[1], src[1], zero); - tmp[3] = temp_temp(pc); - emit_minmax(pc, 4, tmp[3], src[3], neg128); - emit_minmax(pc, 5, tmp[3], tmp[3], pos128); + tmp[3] = temp_temp(pc); + emit_minmax(pc, 4, tmp[3], src[3], neg128); + emit_minmax(pc, 5, tmp[3], tmp[3], pos128); - emit_pow(pc, dst[2], tmp[1], tmp[3]); - emit_mov(pc, dst[2], zero); - set_pred(pc, 3, 0, &pc->p->insns[pc->p->insns_nr - 2]); + emit_pow(pc, dst[2], tmp[1], tmp[3]); + emit_mov(pc, dst[2], zero); + set_pred(pc, 3, 0, &pc->p->insns[pc->p->insns_nr - 2]); + } } static void @@ -870,10 +897,13 @@ nv50_program_tx_insn(struct nv50_pc *pc, const union tgsi_full_token *tok) } break; case TGSI_OPCODE_COS: + temp = alloc_temp(pc, NULL); + emit_precossin(pc, temp, src[0][0]); + emit_flop(pc, 5, temp, temp); for (c = 0; c < 4; c++) { if (!(mask & (1 << c))) continue; - emit_flop(pc, 5, dst[c], src[0][c]); + emit_mov(pc, dst[c], temp); } break; case TGSI_OPCODE_DP3: @@ -930,11 +960,12 @@ nv50_program_tx_insn(struct nv50_pc *pc, const union tgsi_full_token *tok) break; case TGSI_OPCODE_EX2: temp = alloc_temp(pc, NULL); + emit_preex2(pc, temp, src[0][0]); + emit_flop(pc, 6, temp, temp); for (c = 0; c < 4; c++) { if (!(mask & (1 << c))) continue; - emit_preex2(pc, temp, src[0][c]); - emit_flop(pc, 6, dst[c], temp); + emit_mov(pc, dst[c], temp); } free_temp(pc, temp); break; @@ -956,14 +987,15 @@ nv50_program_tx_insn(struct nv50_pc *pc, const union tgsi_full_token *tok) free_temp(pc, temp); break; case TGSI_OPCODE_LIT: - /*XXX: writemask */ - emit_lit(pc, &dst[0], &src[0][0]); + emit_lit(pc, &dst[0], mask, &src[0][0]); break; case TGSI_OPCODE_LG2: + temp = alloc_temp(pc, NULL); + emit_flop(pc, 3, temp, src[0][0]); for (c = 0; c < 4; c++) { if (!(mask & (1 << c))) continue; - emit_flop(pc, 3, dst[c], src[0][c]); + emit_mov(pc, dst[c], temp); } break; case TGSI_OPCODE_LRP: @@ -1027,16 +1059,24 @@ nv50_program_tx_insn(struct nv50_pc *pc, const union tgsi_full_token *tok) for (c = 0; c < 4; c++) { if (!(mask & (1 << c))) continue; - emit_flop(pc, 0, dst[c], src[0][c]); + emit_flop(pc, 0, dst[c], src[0][0]); } break; case TGSI_OPCODE_RSQ: for (c = 0; c < 4; c++) { if (!(mask & (1 << c))) continue; - emit_flop(pc, 2, dst[c], src[0][c]); + emit_flop(pc, 2, dst[c], src[0][0]); } break; + case TGSI_OPCODE_SCS: + temp = alloc_temp(pc, NULL); + emit_precossin(pc, temp, src[0][0]); + if (mask & (1 << 0)) + emit_flop(pc, 5, dst[0], temp); + if (mask & (1 << 1)) + emit_flop(pc, 4, dst[1], temp); + break; case TGSI_OPCODE_SGE: for (c = 0; c < 4; c++) { if (!(mask & (1 << c))) @@ -1045,10 +1085,13 @@ nv50_program_tx_insn(struct nv50_pc *pc, const union tgsi_full_token *tok) } break; case TGSI_OPCODE_SIN: + temp = alloc_temp(pc, NULL); + emit_precossin(pc, temp, src[0][0]); + emit_flop(pc, 4, temp, temp); for (c = 0; c < 4; c++) { if (!(mask & (1 << c))) continue; - emit_flop(pc, 4, dst[c], src[0][c]); + emit_mov(pc, dst[c], temp); } break; case TGSI_OPCODE_SLT: -- cgit v1.2.3