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-rw-r--r--src/gallium/drivers/radeonsi/si_shader.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index e496c50c97c..abcdeddbf56 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -57,6 +57,7 @@ struct si_shader_output_values
LLVMValueRef values[4];
unsigned semantic_name;
unsigned semantic_index;
+ ubyte vertex_stream[4];
};
static void si_init_shader_ctx(struct si_shader_context *ctx,
@@ -2893,11 +2894,15 @@ static void si_llvm_emit_vs_epilogue(struct lp_build_tgsi_context *bld_base)
outputs[i].semantic_name = info->output_semantic_name[i];
outputs[i].semantic_index = info->output_semantic_index[i];
- for (j = 0; j < 4; j++)
+ for (j = 0; j < 4; j++) {
outputs[i].values[j] =
LLVMBuildLoad(gallivm->builder,
ctx->soa.outputs[i][j],
"");
+ outputs[i].vertex_stream[j] =
+ (info->output_streams[i] >> (2 * j)) & 3;
+ }
+
}
/* Return the primitive ID from the LLVM function. */
@@ -6378,6 +6383,9 @@ si_generate_gs_copy_shader(struct si_screen *sscreen,
outputs[i].semantic_index = gsinfo->output_semantic_index[i];
for (chan = 0; chan < 4; chan++) {
+ outputs[i].vertex_stream[chan] =
+ (gsinfo->output_streams[i] >> (2 * chan)) & 3;
+
args[2] = lp_build_const_int32(gallivm,
(i * 4 + chan) *
gs_selector->gs_max_out_vertices * 16 * 4);