diff options
| author | Ben Skeggs <skeggsb@gmail.com> | 2008-06-08 11:23:06 +1000 |
|---|---|---|
| committer | Ben Skeggs <skeggsb@gmail.com> | 2008-06-29 15:46:15 +1000 |
| commit | 9a37a56c8ab8c64bdadb1e1e807f885d6a5e3121 (patch) | |
| tree | 42a88e3a25f3865c738746b99ce439d2c799e418 | |
| parent | 01e36eb531dfb4b1b3fd38d3fc00c6770833b5ea (diff) | |
nv50: obey writemask in a couple of places
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_program.c | 33 |
1 files changed, 22 insertions, 11 deletions
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c index 186eea5e13..7206e5d280 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: |