Mesa (master): aco/ngg: Add new stage for hw_ngg_gs.

[GitLab Mirror]

Module: Mesa
Branch: master
Commit: 1436c0b8e07898b0d5118f6959db57491a9a2a85
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=1436c0b8e07898b0d5118f6959db57491a9a2a85

Author: Timur Kristóf <timur.kristof at gmail.com>
Date:   Mon Jan 27 08:17:47 2020 +0100

aco/ngg: Add new stage for hw_ngg_gs.

This is needed to distinguish between NGG and legacy.
Otherwise, vertex_geometry_gs and ngg_vertex_geometry_gs
have the same value, which we want to avoid.

Also, there is no such thing as ngg_vertex_tess_control_hs.

Signed-off-by: Timur Kristóf <timur.kristof at gmail.com>
Reviewed-by: Daniel Schürmann <daniel at schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3576>

---

 src/amd/compiler/aco_ir.h | 23 ++++++++++++-----------
 1 file changed, 12 insertions(+), 11 deletions(-)

diff --git a/src/amd/compiler/aco_ir.h b/src/amd/compiler/aco_ir.h
index 17ce7e39f1b..e9d7534088c 100644
--- a/src/amd/compiler/aco_ir.h
+++ b/src/amd/compiler/aco_ir.h
@@ -1287,13 +1287,14 @@ static constexpr Stage sw_mask = 0x7f;
 
 /* hardware stages (can't be OR'd, just a mask for convenience when testing multiple) */
 static constexpr Stage hw_vs = 1 << 7;
-static constexpr Stage hw_es = 1 << 8; /* not on GFX9. combined into GS on GFX9 (and GFX10/legacy). */
-static constexpr Stage hw_gs = 1 << 9;
-static constexpr Stage hw_ls = 1 << 10; /* not on GFX9. combined into HS on GFX9 (and GFX10/legacy). */
-static constexpr Stage hw_hs = 1 << 11;
-static constexpr Stage hw_fs = 1 << 12;
-static constexpr Stage hw_cs = 1 << 13;
-static constexpr Stage hw_mask = 0x7f << 7;
+static constexpr Stage hw_es = 1 << 8; /* Export shader: pre-GS (VS or TES) on GFX6-8. Combined into GS on GFX9 (and GFX10/legacy). */
+static constexpr Stage hw_gs = 1 << 9; /* Geometry shader on GFX10/legacy and GFX6-9. */
+static constexpr Stage hw_ngg_gs = 1 << 10; /* Geometry shader on GFX10/NGG. */
+static constexpr Stage hw_ls = 1 << 11; /* Local shader: pre-TCS (VS) on GFX6-8. Combined into HS on GFX9 (and GFX10/legacy). */
+static constexpr Stage hw_hs = 1 << 12; /* Hull shader: TCS on GFX6-8. Merged VS and TCS on GFX9-10. */
+static constexpr Stage hw_fs = 1 << 13;
+static constexpr Stage hw_cs = 1 << 14;
+static constexpr Stage hw_mask = 0xff << 7;
 
 /* possible settings of Program::stage */
 static constexpr Stage vertex_vs = sw_vs | hw_vs;
@@ -1302,10 +1303,10 @@ static constexpr Stage compute_cs = sw_cs | hw_cs;
 static constexpr Stage tess_eval_vs = sw_tes | hw_vs;
 static constexpr Stage gs_copy_vs = sw_gs_copy | hw_vs;
 /* GFX10/NGG */
-static constexpr Stage ngg_vertex_gs = sw_vs | hw_gs;
-static constexpr Stage ngg_vertex_geometry_gs = sw_vs | sw_gs | hw_gs;
-static constexpr Stage ngg_tess_eval_geometry_gs = sw_tes | sw_gs | hw_gs;
-static constexpr Stage ngg_vertex_tess_control_hs = sw_vs | sw_tcs | hw_hs;
+static constexpr Stage ngg_vertex_gs = sw_vs | hw_ngg_gs;
+static constexpr Stage ngg_vertex_geometry_gs = sw_vs | sw_gs | hw_ngg_gs;
+static constexpr Stage ngg_tess_eval_gs = sw_tes | hw_ngg_gs;
+static constexpr Stage ngg_tess_eval_geometry_gs = sw_tes | sw_gs | hw_ngg_gs;
 /* GFX9 (and GFX10 if NGG isn't used) */
 static constexpr Stage vertex_geometry_gs = sw_vs | sw_gs | hw_gs;
 static constexpr Stage vertex_tess_control_hs = sw_vs | sw_tcs | hw_hs;