Dave, this nominated patch landed without mentioning any specific
stable queue.
From what I'm seeing, they depend on ea1b97714d9b which didn't make it
for 17.2 so I'm dropping it for that queue.
Let me know what you think.
On Mon, 2017-11-13 at 14:18 +1000, Dave Airlie wrote:
> From: Dave Airlie <airl...@redhat.com>
>
> r0 in input into vertex shaders contains things like vertexid,
> we need to reserve it even if we have no inputs.
>
> This fixes a bunch of tessellation piglits.
> ---
> src/gallium/drivers/r600/r600_shader.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/src/gallium/drivers/r600/r600_shader.c
> b/src/gallium/drivers/r600/r600_shader.c
> index af866c4..c6e4457 100644
> --- a/src/gallium/drivers/r600/r600_shader.c
> +++ b/src/gallium/drivers/r600/r600_shader.c
> @@ -3051,9 +3051,11 @@ static int r600_shader_from_tgsi(struct r600_context
> *rctx,
> ctx.file_offset[i] = 0;
> }
>
> - if (ctx.type == PIPE_SHADER_VERTEX && ctx.info.num_inputs) {
> + if (ctx.type == PIPE_SHADER_VERTEX) {
> +
> ctx.file_offset[TGSI_FILE_INPUT] = 1;
> - r600_bytecode_add_cfinst(ctx.bc, CF_OP_CALL_FS);
> + if (ctx.info.num_inputs)
> + r600_bytecode_add_cfinst(ctx.bc, CF_OP_CALL_FS);
> }
> if (ctx.type == PIPE_SHADER_FRAGMENT) {
> if (ctx.bc->chip_class >= EVERGREEN)
--
Br,
Andres
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