radeonsi: Don't use anonymous struct trick in atom tracking

I'm somewhat impressed that current gccs will let you do this, but
sufficiently old ones (including 4.4.7 in RHEL6) won't.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Adam Jackson <ajax@redhat.com>

src/gallium/drivers/radeonsi/si_descriptors.c

@@ -987,9 +987,9 @@ void si_init_all_descriptors(struct si_context *sctx)
 
 		si_init_sampler_views(sctx, &sctx->samplers[i].views, i);
 
-		sctx->atoms.const_buffers[i] = &sctx->const_buffers[i].desc.atom;
-		sctx->atoms.rw_buffers[i] = &sctx->rw_buffers[i].desc.atom;
-		sctx->atoms.sampler_views[i] = &sctx->samplers[i].views.desc.atom;
+		sctx->atoms.s.const_buffers[i] = &sctx->const_buffers[i].desc.atom;
+		sctx->atoms.s.rw_buffers[i] = &sctx->rw_buffers[i].desc.atom;
+		sctx->atoms.s.sampler_views[i] = &sctx->samplers[i].views.desc.atom;
 	}
 
 

src/gallium/drivers/radeonsi/si_hw_context.c

@@ -63,7 +63,7 @@ void si_need_cs_space(struct si_context *ctx, unsigned num_dw,
 	}
 
 	/* Count in framebuffer cache flushes at the end of CS. */
-	num_dw += ctx->atoms.cache_flush->num_dw;
+	num_dw += ctx->atoms.s.cache_flush->num_dw;
 
 #if SI_TRACE_CS
 	if (ctx->screen->b.trace_bo) {

src/gallium/drivers/radeonsi/si_pipe.c

@@ -105,10 +105,10 @@ static struct pipe_context *si_create_context(struct pipe_screen *screen, void *
 
 	/* Initialize cache_flush. */
 	sctx->cache_flush = si_atom_cache_flush;
-	sctx->atoms.cache_flush = &sctx->cache_flush;
+	sctx->atoms.s.cache_flush = &sctx->cache_flush;
 
-	sctx->atoms.streamout_begin = &sctx->b.streamout.begin_atom;
-	sctx->atoms.streamout_enable = &sctx->b.streamout.enable_atom;
+	sctx->atoms.s.streamout_begin = &sctx->b.streamout.begin_atom;
+	sctx->atoms.s.streamout_enable = &sctx->b.streamout.enable_atom;
 
 	switch (sctx->b.chip_class) {
 	case SI:

src/gallium/drivers/radeonsi/si_pipe.h

@@ -110,7 +110,7 @@ struct si_context {
 			struct r600_atom *streamout_begin;
 			struct r600_atom *streamout_enable; /* must be after streamout_begin */
 			struct r600_atom *framebuffer;
-		};
+		} s;
 		struct r600_atom *array[0];
 	} atoms;
 

src/gallium/drivers/radeonsi/si_state.c

@@ -2962,7 +2962,7 @@ void si_init_state_functions(struct si_context *sctx)
 {
 	int i;
 
-	si_init_atom(&sctx->framebuffer.atom, &sctx->atoms.framebuffer, si_emit_framebuffer_state, 0);
+	si_init_atom(&sctx->framebuffer.atom, &sctx->atoms.s.framebuffer, si_emit_framebuffer_state, 0);
 
 	sctx->b.b.create_blend_state = si_create_blend_state;
 	sctx->b.b.bind_blend_state = si_bind_blend_state;

src/gallium/drivers/radeonsi/si_state_draw.c

@@ -964,7 +964,7 @@ void si_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info)
 
 	/* Check flush flags. */
 	if (sctx->b.flags)
-		sctx->atoms.cache_flush->dirty = true;
+		sctx->atoms.s.cache_flush->dirty = true;
 
 	si_need_cs_space(sctx, 0, TRUE);