From 9a37a56c8ab8c64bdadb1e1e807f885d6a5e3121 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Sun, 8 Jun 2008 11:23:06 +1000 Subject: [PATCH] nv50: obey writemask in a couple of places --- src/gallium/drivers/nv50/nv50_program.c | 33 ++++++++++++++++++++++----------- 1 file changed, 22 insertions(+), 11 deletions(-) diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c index 186eea5..7206e5d 100644 --- a/src/gallium/drivers/nv50/nv50_program.c +++ b/src/gallium/drivers/nv50/nv50_program.c @@ -12,7 +12,7 @@ #define NV50_SU_MAX_TEMP 64 -/* ARL +/* ARL - gallium craps itself on progs/vp/arl.txt * * MSB - Like MAD, but MUL+SUB * - Fuck it off, introduce a way to negate args for ops that @@ -856,10 +856,14 @@ nv50_program_tx_insn(struct nv50_pc *pc, const union tgsi_full_token *tok) case TGSI_OPCODE_DST: { struct nv50_reg *one = alloc_immd(pc, 1.0); - emit_mov(pc, dst[0], one); - emit_mul(pc, dst[1], src[0][1], src[1][1]); - emit_mov(pc, dst[2], src[0][2]); - emit_mov(pc, dst[3], src[1][3]); + if (mask & (1 << 0)) + emit_mov(pc, dst[0], one); + if (mask & (1 << 1)) + emit_mul(pc, dst[1], src[0][1], src[1][1]); + if (mask & (1 << 2)) + emit_mov(pc, dst[2], src[0][2]); + if (mask & (1 << 3)) + emit_mov(pc, dst[3], src[1][3]); FREE(one); } break; @@ -891,6 +895,7 @@ 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]); break; case TGSI_OPCODE_LG2: @@ -989,12 +994,18 @@ nv50_program_tx_insn(struct nv50_pc *pc, const union tgsi_full_token *tok) break; case TGSI_OPCODE_XPD: temp = alloc_temp(pc, NULL); - emit_mul(pc, temp, src[0][2], src[1][1]); - emit_msb(pc, dst[0], src[0][1], src[1][2], temp); - emit_mul(pc, temp, src[0][0], src[1][2]); - emit_msb(pc, dst[1], src[0][2], src[1][0], temp); - emit_mul(pc, temp, src[0][1], src[1][0]); - emit_msb(pc, dst[2], src[0][0], src[1][1], temp); + if (mask & (1 << 0)) { + emit_mul(pc, temp, src[0][2], src[1][1]); + emit_msb(pc, dst[0], src[0][1], src[1][2], temp); + } + if (mask & (1 << 1)) { + emit_mul(pc, temp, src[0][0], src[1][2]); + emit_msb(pc, dst[1], src[0][2], src[1][0], temp); + } + if (mask & (1 << 2)) { + emit_mul(pc, temp, src[0][1], src[1][0]); + emit_msb(pc, dst[2], src[0][0], src[1][1], temp); + } free_temp(pc, temp); break; case TGSI_OPCODE_END: -- 2.7.4