radeonsi: Fix parameter cache offsets for fragment shader inputs.

3 files changed, 4 insertions, 2 deletions

diff --git a/src/gallium/drivers/radeonsi/evergreen_state.c b/src/gallium/drivers/radeonsi/evergreen_state.c
index f943f088cd0..c7bd6c1fe25 100644
--- a/src/gallium/drivers/radeonsi/evergreen_state.c
+++ b/src/gallium/drivers/radeonsi/evergreen_state.c
@@ -2238,7 +2238,7 @@ void si_update_spi_map(struct r600_context *rctx)
 		for (j = 0; j < vs->noutput; j++) {
 			if (ps->input[i].name == vs->output[j].name &&
 			    ps->input[i].sid == vs->output[j].sid) {
-				tmp |= S_028644_OFFSET(ps->input[i].sid);
+				tmp |= S_028644_OFFSET(vs->output[j].param_offset);
 				break;
 			}
 		}
diff --git a/src/gallium/drivers/radeonsi/radeonsi_pipe.h b/src/gallium/drivers/radeonsi/radeonsi_pipe.h
index 366dd0c51fd..7d6b13a4683 100644
--- a/src/gallium/drivers/radeonsi/radeonsi_pipe.h
+++ b/src/gallium/drivers/radeonsi/radeonsi_pipe.h
@@ -170,9 +170,9 @@ struct r600_shader_io {
 	unsigned		gpr;
 	unsigned		done;
 	int			sid;
+	unsigned		param_offset;
 	unsigned		interpolate;
 	boolean                 centroid;
-	unsigned		lds_pos; /* for evergreen */
 };
 
 struct r600_shader {
diff --git a/src/gallium/drivers/radeonsi/radeonsi_shader.c b/src/gallium/drivers/radeonsi/radeonsi_shader.c
index 396b94ad357..e3623e02f4f 100644
--- a/src/gallium/drivers/radeonsi/radeonsi_shader.c
+++ b/src/gallium/drivers/radeonsi/radeonsi_shader.c
@@ -381,6 +381,7 @@ static void si_llvm_emit_epilogue(struct lp_build_tgsi_context * bld_base)
 			case TGSI_SEMANTIC_COLOR:
 				if (si_shader_ctx->type == TGSI_PROCESSOR_VERTEX) {
 					target = V_008DFC_SQ_EXP_PARAM + param_count;
+					shader->output[i].param_offset = param_count;
 					param_count++;
 				} else {
 					target = V_008DFC_SQ_EXP_MRT + color_count;
@@ -389,6 +390,7 @@ static void si_llvm_emit_epilogue(struct lp_build_tgsi_context * bld_base)
 				break;
 			case TGSI_SEMANTIC_GENERIC:
 				target = V_008DFC_SQ_EXP_PARAM + param_count;
+				shader->output[i].param_offset = param_count;
 				param_count++;
 				break;
 			default: