Signed-off-by: Ilia Mirkin <imir...@alum.mit.edu>
Tested-by: Tobias Droste <tdro...@gmx.de>
---
In addition to the existing ARB_fragment_layer_viewport piglits passing and
the new AMD_vertex_shader_viewport_index piglit that is on the list passing,
Tobias did a regression comparison to an earlier run and found no regressions.
src/gallium/drivers/r600/r600_shader.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/src/gallium/drivers/r600/r600_shader.c
b/src/gallium/drivers/r600/r600_shader.c
index 3767e5f..448ca80 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -2042,6 +2042,23 @@ static int r600_shader_from_tgsi(struct r600_context
*rctx,
output[j].type =
V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_POS;
pos_emitted = true;
break;
+ case TGSI_SEMANTIC_VIEWPORT_INDEX:
+ /* spi_sid is 0 for outputs that are
+ * not consumed by PS */
+ if (shader->output[i].spi_sid) {
+ output[j].array_base =
next_param_base++;
+ output[j].type =
V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PARAM;
+ j++;
+ memcpy(&output[j],
&output[j-1], sizeof(struct r600_bytecode_output));
+ }
+ output[j].array_base = 61;
+ output[j].swizzle_x = 7;
+ output[j].swizzle_y = 7;
+ output[j].swizzle_z = 7;
+ output[j].swizzle_w = 0;
+ output[j].type =
V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_POS;
+ pos_emitted = true;
+ break;
case TGSI_SEMANTIC_CLIPVERTEX:
j--;
break;
--
1.8.5.5
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