Ping! The spec bug was updated and they have agreed to update the spec
to define this behavior.
I've also sent a piglit test for this:
https://patchwork.freedesktop.org/patch/317112/
On 1/7/19 12:25 pm, Timothy Arceri wrote:
Without this the restored program will fail the pipeline validation
checks when we attempt to use an SSO program.
Fixes: c20fd744fef1 ("mesa: Add Mesa ARB_get_program_binary helper functions")
Cc: Jordan Justen <jordan.l.jus...@intel.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=111010
---
src/mesa/main/program_binary.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/mesa/main/program_binary.c b/src/mesa/main/program_binary.c
index 7390fef5887..39537cfccce 100644
--- a/src/mesa/main/program_binary.c
+++ b/src/mesa/main/program_binary.c
@@ -178,6 +178,8 @@ write_program_payload(struct gl_context *ctx, struct blob
*blob,
shader->Program);
}
+ blob_write_uint32(blob, sh_prog->SeparateShader);
+
serialize_glsl_program(blob, ctx, sh_prog);
for (unsigned stage = 0; stage < MESA_SHADER_STAGES; stage++) {
@@ -195,6 +197,8 @@ static bool
read_program_payload(struct gl_context *ctx, struct blob_reader *blob,
GLenum binary_format, struct gl_shader_program *sh_prog)
{
+ sh_prog->SeparateShader = blob_read_uint32(blob);
+
if (!deserialize_glsl_program(blob, ctx, sh_prog))
return false;
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