On Jul 26, 2015 2:09 PM, "Eduardo Lima Mitev" <el...@igalia.com> wrote: > > On 07/25/2015 12:04 AM, Jason Ekstrand wrote: > > I think we already agreed to just copy data.location into > > data.driver_location and we don't need this special-casing. > > > > Just making a note of it as I review. > > --Jason > > > > Yes, I have completely removed this patch from the series. Now all the > agreed changes live in the patch that implements store_output intrinsic, > which now looks like this: > > https://github.com/Igalia/mesa/commit/c7bfd3e8f0fa5540b4728f712e8441c254d029ba
Those changes look fine. > > > On Thu, Jul 23, 2015 at 3:17 AM, Eduardo Lima Mitev <el...@igalia.com> wrote: > >> Non-scalar backends like i965's NIR-vec4 need the orginal variable's varying > >> value instead of the driver_location (due to the way URB file emission is > >> implemented). This patch stores variable's location in const_index[0] instead of > >> the current driver_location value, which is not needed. > >> --- > >> src/glsl/nir/nir_lower_io.c | 12 ++++++++++-- > >> 1 file changed, 10 insertions(+), 2 deletions(-) > >> > >> diff --git a/src/glsl/nir/nir_lower_io.c b/src/glsl/nir/nir_lower_io.c > >> index ccc832b..71a925c 100644 > >> --- a/src/glsl/nir/nir_lower_io.c > >> +++ b/src/glsl/nir/nir_lower_io.c > >> @@ -378,9 +378,17 @@ nir_lower_io_block(nir_block *block, void *void_state) > >> nir_src indirect; > >> unsigned offset = get_io_offset(intrin->variables[0], > >> &intrin->instr, &indirect, state); > >> - offset += intrin->variables[0]->var->data.driver_location; > >> > >> - store->const_index[0] = offset; > >> + /* Some non-scalar backends (like i965's NIR-vec4) need the orginal > >> + * variable's varying value instead of the driver_location. > >> + */ > >> + if (!state->is_scalar) { > >> + store->const_index[0] = > >> + intrin->variables[0]->var->data.location + offset; > >> + } else { > >> + store->const_index[0] = > >> + intrin->variables[0]->var->data.driver_location + offset; > >> + } > >> > >> nir_src_copy(&store->src[0], &intrin->src[0], state->mem_ctx); > >> > >> -- > >> 2.1.4 > >> > >> _______________________________________________ > >> mesa-dev mailing list > >> mesa-dev@lists.freedesktop.org > >> http://lists.freedesktop.org/mailman/listinfo/mesa-dev > > >
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