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-rw-r--r--src/gallium/drivers/radeonsi/si_get.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/src/gallium/drivers/radeonsi/si_get.c b/src/gallium/drivers/radeonsi/si_get.c
index cb28920bbed..04ab0f46bbd 100644
--- a/src/gallium/drivers/radeonsi/si_get.c
+++ b/src/gallium/drivers/radeonsi/si_get.c
@@ -477,12 +477,19 @@ static int si_get_shader_param(struct pipe_screen* pscreen,
case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
/* TODO: Indirect indexing of GS inputs is unimplemented. */
- return shader != PIPE_SHADER_GEOMETRY &&
- (sscreen->llvm_has_working_vgpr_indexing ||
- /* TCS and TES load inputs directly from LDS or
- * offchip memory, so indirect indexing is trivial. */
- shader == PIPE_SHADER_TESS_CTRL ||
- shader == PIPE_SHADER_TESS_EVAL);
+ if (shader == PIPE_SHADER_GEOMETRY)
+ return 0;
+
+ if (shader == PIPE_SHADER_VERTEX &&
+ !sscreen->llvm_has_working_vgpr_indexing)
+ return 0;
+
+ /* TCS and TES load inputs directly from LDS or offchip
+ * memory, so indirect indexing is always supported.
+ * PS has to support indirect indexing, because we can't
+ * lower that to TEMPs for INTERP instructions.
+ */
+ return 1;
case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
return sscreen->llvm_has_working_vgpr_indexing ||