diff options
| -rw-r--r-- | src/gallium/drivers/r600/r600_shader.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index 268a633c518..59c080fcbba 100644 --- a/src/gallium/drivers/r600/r600_shader.c +++ b/src/gallium/drivers/r600/r600_shader.c @@ -1668,15 +1668,13 @@ static int tgsi_dp(struct r600_shader_ctx *ctx) alu.src[j] = r600_src[j]; alu.src[j].chan = tgsi_chan(&inst->Src[j], i); } - if(inst->Dst[0].Register.WriteMask & (1 << i)) { - r = tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); - if (r) - return r; - } else { - alu.dst.sel = ctx->temp_reg; - } + + r = tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); + if (r) + return r; + alu.dst.chan = i; - alu.dst.write = 1; + alu.dst.write = (inst->Dst[0].Register.WriteMask >> i) & 1; /* handle some special cases */ switch (ctx->inst_info->tgsi_opcode) { case TGSI_OPCODE_DP2: |