radeonsi: make sure that blend state != NULL and remove all NULL checking
Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
This commit is contained in:
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8b68511ebc
commit
b758eed9c3
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@ -340,6 +340,13 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe)
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return &ctx->base;
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}
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void *util_blitter_get_noop_blend_state(struct blitter_context *blitter)
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{
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struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
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return ctx->blend[0][0];
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}
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static void bind_vs_pos_only(struct blitter_context_priv *ctx,
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unsigned num_so_channels)
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{
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@ -154,6 +154,8 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe);
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void util_blitter_destroy(struct blitter_context *blitter);
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void util_blitter_cache_all_shaders(struct blitter_context *blitter);
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void *util_blitter_get_noop_blend_state(struct blitter_context *blitter);
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/**
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* Return the pipe context associated with a blitter context.
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@ -543,6 +543,10 @@ static struct pipe_context *si_create_context(struct pipe_screen *screen,
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goto fail;
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sctx->blitter->skip_viewport_restore = true;
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/* Some states are expected to be always non-NULL. */
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sctx->noop_blend = util_blitter_get_noop_blend_state(sctx->blitter);
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sctx->queued.named.blend = sctx->noop_blend;
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si_init_draw_functions(sctx);
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si_initialize_prim_discard_tunables(sctx);
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}
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@ -886,6 +886,7 @@ struct si_context {
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void (*emit_cache_flush)(struct si_context *ctx);
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struct blitter_context *blitter;
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void *noop_blend;
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void *custom_dsa_flush;
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void *custom_blend_resolve;
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void *custom_blend_fmask_decompress;
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@ -82,19 +82,17 @@ static void si_emit_cb_render_state(struct si_context *sctx)
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struct si_state_blend *blend = sctx->queued.named.blend;
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/* CB_COLORn_INFO.FORMAT=INVALID should disable unbound colorbuffers,
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* but you never know. */
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uint32_t cb_target_mask = sctx->framebuffer.colorbuf_enabled_4bit;
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uint32_t cb_target_mask = sctx->framebuffer.colorbuf_enabled_4bit &
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blend->cb_target_mask;
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unsigned i;
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if (blend)
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cb_target_mask &= blend->cb_target_mask;
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/* Avoid a hang that happens when dual source blending is enabled
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* but there is not enough color outputs. This is undefined behavior,
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* so disable color writes completely.
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*
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* Reproducible with Unigine Heaven 4.0 and drirc missing.
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*/
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if (blend && blend->dual_src_blend &&
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if (blend->dual_src_blend &&
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sctx->ps_shader.cso &&
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(sctx->ps_shader.cso->info.colors_written & 0x3) != 0x3)
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cb_target_mask = 0;
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@ -119,8 +117,7 @@ static void si_emit_cb_render_state(struct si_context *sctx)
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* Alternatively, we can set CB_COLORi_DCC_CONTROL.OVERWRITE_-
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* COMBINER_DISABLE, but that would be more complicated.
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*/
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bool oc_disable = blend &&
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blend->dcc_msaa_corruption_4bit & cb_target_mask &&
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bool oc_disable = blend->dcc_msaa_corruption_4bit & cb_target_mask &&
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sctx->framebuffer.nr_samples >= 2;
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unsigned watermark = sctx->framebuffer.dcc_overwrite_combiner_watermark;
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@ -681,21 +678,19 @@ static void si_bind_blend_state(struct pipe_context *ctx, void *state)
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struct si_state_blend *old_blend = sctx->queued.named.blend;
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struct si_state_blend *blend = (struct si_state_blend *)state;
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if (!state)
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return;
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if (!blend)
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blend = (struct si_state_blend *)sctx->noop_blend;
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si_pm4_bind_state(sctx, blend, state);
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si_pm4_bind_state(sctx, blend, blend);
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if (!old_blend ||
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old_blend->cb_target_mask != blend->cb_target_mask ||
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if (old_blend->cb_target_mask != blend->cb_target_mask ||
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old_blend->dual_src_blend != blend->dual_src_blend ||
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(old_blend->blend_enable_4bit != blend->blend_enable_4bit &&
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sctx->framebuffer.nr_samples >= 2 &&
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sctx->screen->dcc_msaa_allowed))
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si_mark_atom_dirty(sctx, &sctx->atoms.s.cb_render_state);
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if (!old_blend ||
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old_blend->cb_target_mask != blend->cb_target_mask ||
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if (old_blend->cb_target_mask != blend->cb_target_mask ||
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old_blend->alpha_to_coverage != blend->alpha_to_coverage ||
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old_blend->alpha_to_one != blend->alpha_to_one ||
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old_blend->dual_src_blend != blend->dual_src_blend ||
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@ -704,15 +699,13 @@ static void si_bind_blend_state(struct pipe_context *ctx, void *state)
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sctx->do_update_shaders = true;
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if (sctx->screen->dpbb_allowed &&
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(!old_blend ||
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old_blend->alpha_to_coverage != blend->alpha_to_coverage ||
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(old_blend->alpha_to_coverage != blend->alpha_to_coverage ||
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old_blend->blend_enable_4bit != blend->blend_enable_4bit ||
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old_blend->cb_target_enabled_4bit != blend->cb_target_enabled_4bit))
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si_mark_atom_dirty(sctx, &sctx->atoms.s.dpbb_state);
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if (sctx->screen->has_out_of_order_rast &&
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(!old_blend ||
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(old_blend->blend_enable_4bit != blend->blend_enable_4bit ||
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((old_blend->blend_enable_4bit != blend->blend_enable_4bit ||
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old_blend->cb_target_enabled_4bit != blend->cb_target_enabled_4bit ||
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old_blend->commutative_4bit != blend->commutative_4bit ||
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old_blend->logicop_enable != blend->logicop_enable)))
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@ -3543,11 +3536,7 @@ static bool si_out_of_order_rasterization(struct si_context *sctx)
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unsigned colormask = sctx->framebuffer.colorbuf_enabled_4bit;
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if (blend) {
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colormask &= blend->cb_target_enabled_4bit;
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} else {
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colormask = 0;
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}
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colormask &= blend->cb_target_enabled_4bit;
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/* Conservative: No logic op. */
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if (colormask && blend->logicop_enable)
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@ -483,7 +483,7 @@ void si_emit_dpbb_state(struct si_context *sctx)
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assert(sctx->chip_class >= GFX9);
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if (!sscreen->dpbb_allowed || !blend || !dsa || sctx->dpbb_force_off) {
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if (!sscreen->dpbb_allowed || !dsa || sctx->dpbb_force_off) {
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si_emit_dpbb_disable(sctx);
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return;
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}
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@ -1759,13 +1759,11 @@ static void si_shader_selector_key_hw_vs(struct si_context *sctx,
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/* Find out if PS is disabled. */
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bool ps_disabled = true;
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if (ps) {
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const struct si_state_blend *blend = sctx->queued.named.blend;
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bool alpha_to_coverage = blend && blend->alpha_to_coverage;
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bool ps_modifies_zs = ps->info.uses_kill ||
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ps->info.writes_z ||
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ps->info.writes_stencil ||
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ps->info.writes_samplemask ||
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alpha_to_coverage ||
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sctx->queued.named.blend->alpha_to_coverage ||
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si_get_alpha_test_func(sctx) != PIPE_FUNC_ALWAYS;
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unsigned ps_colormask = si_get_total_colormask(sctx);
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@ -1904,35 +1902,33 @@ static inline void si_shader_selector_key(struct pipe_context *ctx,
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sel->info.colors_written == 0x1)
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key->part.ps.epilog.last_cbuf = MAX2(sctx->framebuffer.state.nr_cbufs, 1) - 1;
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if (blend) {
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/* Select the shader color format based on whether
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* blending or alpha are needed.
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*/
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key->part.ps.epilog.spi_shader_col_format =
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(blend->blend_enable_4bit & blend->need_src_alpha_4bit &
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sctx->framebuffer.spi_shader_col_format_blend_alpha) |
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(blend->blend_enable_4bit & ~blend->need_src_alpha_4bit &
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sctx->framebuffer.spi_shader_col_format_blend) |
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(~blend->blend_enable_4bit & blend->need_src_alpha_4bit &
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sctx->framebuffer.spi_shader_col_format_alpha) |
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(~blend->blend_enable_4bit & ~blend->need_src_alpha_4bit &
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sctx->framebuffer.spi_shader_col_format);
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key->part.ps.epilog.spi_shader_col_format &= blend->cb_target_enabled_4bit;
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/* Select the shader color format based on whether
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* blending or alpha are needed.
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*/
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key->part.ps.epilog.spi_shader_col_format =
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(blend->blend_enable_4bit & blend->need_src_alpha_4bit &
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sctx->framebuffer.spi_shader_col_format_blend_alpha) |
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(blend->blend_enable_4bit & ~blend->need_src_alpha_4bit &
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sctx->framebuffer.spi_shader_col_format_blend) |
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(~blend->blend_enable_4bit & blend->need_src_alpha_4bit &
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sctx->framebuffer.spi_shader_col_format_alpha) |
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(~blend->blend_enable_4bit & ~blend->need_src_alpha_4bit &
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sctx->framebuffer.spi_shader_col_format);
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key->part.ps.epilog.spi_shader_col_format &= blend->cb_target_enabled_4bit;
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/* The output for dual source blending should have
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* the same format as the first output.
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*/
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if (blend->dual_src_blend)
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key->part.ps.epilog.spi_shader_col_format |=
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(key->part.ps.epilog.spi_shader_col_format & 0xf) << 4;
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} else
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key->part.ps.epilog.spi_shader_col_format = sctx->framebuffer.spi_shader_col_format;
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/* The output for dual source blending should have
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* the same format as the first output.
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*/
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if (blend->dual_src_blend) {
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key->part.ps.epilog.spi_shader_col_format |=
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(key->part.ps.epilog.spi_shader_col_format & 0xf) << 4;
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}
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/* If alpha-to-coverage is enabled, we have to export alpha
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* even if there is no color buffer.
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*/
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if (!(key->part.ps.epilog.spi_shader_col_format & 0xf) &&
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blend && blend->alpha_to_coverage)
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blend->alpha_to_coverage)
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key->part.ps.epilog.spi_shader_col_format |= V_028710_SPI_SHADER_32_AR;
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/* On GFX6 and GFX7 except Hawaii, the CB doesn't clamp outputs
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@ -1957,10 +1953,8 @@ static inline void si_shader_selector_key(struct pipe_context *ctx,
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key->part.ps.prolog.color_two_side = rs->two_side && sel->info.colors_read;
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key->part.ps.prolog.flatshade_colors = rs->flatshade && sel->info.colors_read;
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if (sctx->queued.named.blend) {
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key->part.ps.epilog.alpha_to_one = sctx->queued.named.blend->alpha_to_one &&
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rs->multisample_enable;
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}
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key->part.ps.epilog.alpha_to_one = blend->alpha_to_one &&
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rs->multisample_enable;
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key->part.ps.prolog.poly_stipple = rs->poly_stipple_enable && is_poly;
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key->part.ps.epilog.poly_line_smoothing = ((is_poly && rs->poly_smooth) ||
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