On 21/07/18 01:08, Alejandro Piñeiro wrote:
From: Neil Roberts <nrobe...@igalia.com>
---
src/mesa/main/glspirv.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/src/mesa/main/glspirv.c b/src/mesa/main/glspirv.c
index 8ad6c373914..ba4a8253671 100644
--- a/src/mesa/main/glspirv.c
+++ b/src/mesa/main/glspirv.c
@@ -173,6 +173,13 @@ _mesa_spirv_link_shaders(struct gl_context *ctx, struct
gl_shader_program *prog)
prog->_LinkedShaders[shader_type] = linked;
prog->data->linked_stages |= 1 << shader_type;
}
+
+ int last_vert_stage =
+ util_last_bit(prog->data->linked_stages &
+ (((1 << (MESA_SHADER_GEOMETRY + 1)) - 1) ^
+ ((1 << MESA_SHADER_VERTEX) - 1)));
Isn't this the same as:
int last_vert_stage =
util_last_bit(prog->data->linked_stages &
((1 << (MESA_SHADER_GEOMETRY + 1)) - 1));
As ((1 << MESA_SHADER_VERTEX) - 1)) == 0
If you use the above simplification this patch is:
Reviewed-by: Timothy Arceri <tarc...@itsqueeze.com>
+ if (last_vert_stage)
+ prog->last_vert_prog = prog->_LinkedShaders[last_vert_stage -
1]->Program;
}
nir_shader *
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