Module: Mesa
Branch: main
Commit: 89bba41d9028064e19d9791e2b97136d0daf8b09
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=89bba41d9028064e19d9791e2b97136d0daf8b09

Author: Gert Wollny <[email protected]>
Date:   Sun Apr 17 17:25:18 2022 +0200

virgl: don't move input gl_SampleMaskIn to a temp

The input is an array so moving it to a single temporary value doesn't
seem to make much sense. I also don't see any piglit regressions when
not moving the value to a temporary.

Fixes: bc912bace1cf8cd03793c5ae34bd5a2afd015019
  virgl: Add workarounds for virglrenderer input/sv signedness bugs.

v2: remove unused enum for SAMPLEMASK (Emma)

Signed-off-by: Gert Wollny <[email protected]>
Acked-by: Emma Anholt <[email protected]>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15997>

---

 src/gallium/drivers/virgl/virgl_tgsi.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/src/gallium/drivers/virgl/virgl_tgsi.c 
b/src/gallium/drivers/virgl/virgl_tgsi.c
index a707a246a40..d16b3a6dac1 100644
--- a/src/gallium/drivers/virgl/virgl_tgsi.c
+++ b/src/gallium/drivers/virgl/virgl_tgsi.c
@@ -49,7 +49,6 @@ enum virgl_input_temps {
    INPUT_TEMP_VIEWPORT_INDEX,
    INPUT_TEMP_BLOCK_ID,
    INPUT_TEMP_HELPER_INVOCATION,
-   INPUT_TEMP_SAMPLEMASK,
    INPUT_TEMP_COUNT,
 };
 
@@ -109,8 +108,6 @@ virgl_tgsi_transform_declaration(struct 
tgsi_transform_context *ctx,
                                                    TGSI_SEMANTIC_BLOCK_ID);
       virgl_tgsi_transform_declaration_input_temp(decl, 
&vtctx->input_temp[INPUT_TEMP_HELPER_INVOCATION],
                                                    
TGSI_SEMANTIC_HELPER_INVOCATION);
-      virgl_tgsi_transform_declaration_input_temp(decl, 
&vtctx->input_temp[INPUT_TEMP_SAMPLEMASK],
-                                                   TGSI_SEMANTIC_SAMPLEMASK);
       break;
    case TGSI_FILE_OUTPUT:
       switch (decl->Semantic.Name) {
@@ -219,7 +216,6 @@ virgl_tgsi_transform_prolog(struct tgsi_transform_context * 
ctx)
     */
    virgl_mov_input_temp_sint(ctx, &vtctx->input_temp[INPUT_TEMP_LAYER]);
    virgl_mov_input_temp_sint(ctx, 
&vtctx->input_temp[INPUT_TEMP_VIEWPORT_INDEX]);
-   virgl_mov_input_temp_sint(ctx, &vtctx->input_temp[INPUT_TEMP_SAMPLEMASK]);
 
    /* virglrenderer also makes mistakes in the types of block id input
     * references from signed ops, so we use a temp that we do a plain MOV to at

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