From: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Date: Thu, 11 Jun 2020 15:14:27 +0000 (+0200)
Subject: radv: adjust CB_SHADER_MASK for dual-source blending in the shader info pass
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=76ee45d3a88dc1d85a8fb50620fb99032726cbec;p=mesa.git

radv: adjust CB_SHADER_MASK for dual-source blending in the shader info pass

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5434>
---

diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c
index 2816712bb2e..cb15fa35031 100644
--- a/src/amd/vulkan/radv_pipeline.c
+++ b/src/amd/vulkan/radv_pipeline.c
@@ -2340,6 +2340,7 @@ radv_generate_graphics_pipeline_key(struct radv_pipeline *pipeline,
 	}
 
 	key.col_format = blend->spi_shader_col_format;
+	key.is_dual_src = blend->mrt0_is_dual_src;
 	if (pipeline->device->physical_device->rad_info.chip_class < GFX8)
 		radv_pipeline_compute_get_int_clamp(pCreateInfo, &key.is_int8, &key.is_int10);
 
@@ -2462,6 +2463,7 @@ radv_fill_shader_keys(struct radv_device *device,
 	keys[MESA_SHADER_FRAGMENT].fs.is_int10 = key->is_int10;
 	keys[MESA_SHADER_FRAGMENT].fs.log2_ps_iter_samples = key->log2_ps_iter_samples;
 	keys[MESA_SHADER_FRAGMENT].fs.num_samples = key->num_samples;
+	keys[MESA_SHADER_FRAGMENT].fs.is_dual_src = key->is_dual_src;
 
 	if (nir[MESA_SHADER_COMPUTE]) {
 		keys[MESA_SHADER_COMPUTE].cs.subgroup_size = key->compute_subgroup_size;
@@ -5128,9 +5130,6 @@ radv_pipeline_init(struct radv_pipeline *pipeline,
 	}
 
 	blend.cb_shader_mask = ps->info.ps.cb_shader_mask;
-	if (blend.mrt0_is_dual_src) {
-		blend.cb_shader_mask |= (blend.cb_shader_mask & 0xf) << 4;
-	}
 
 	if (extra &&
 	    (extra->custom_blend_mode == V_028808_CB_ELIMINATE_FAST_CLEAR ||
diff --git a/src/amd/vulkan/radv_private.h b/src/amd/vulkan/radv_private.h
index 17d83eaaaa8..52790aea23c 100644
--- a/src/amd/vulkan/radv_private.h
+++ b/src/amd/vulkan/radv_private.h
@@ -404,6 +404,7 @@ struct radv_pipeline_key {
 	uint32_t is_int10;
 	uint8_t log2_ps_iter_samples;
 	uint8_t num_samples;
+	bool is_dual_src;
 	uint32_t has_multiview_view_index : 1;
 	uint32_t optimisations_disabled : 1;
 	uint8_t topology;
@@ -1688,6 +1689,7 @@ struct radv_pipeline {
 			/* Used for rbplus */
 			uint32_t col_format;
 			uint32_t cb_target_mask;
+			bool is_dual_src;
 		} graphics;
 	};
 
diff --git a/src/amd/vulkan/radv_shader.h b/src/amd/vulkan/radv_shader.h
index 7e1659add0e..21dd5188e1a 100644
--- a/src/amd/vulkan/radv_shader.h
+++ b/src/amd/vulkan/radv_shader.h
@@ -106,6 +106,7 @@ struct radv_fs_variant_key {
 	uint8_t num_samples;
 	uint32_t is_int8;
 	uint32_t is_int10;
+	bool is_dual_src;
 };
 
 struct radv_cs_variant_key {
diff --git a/src/amd/vulkan/radv_shader_info.c b/src/amd/vulkan/radv_shader_info.c
index d8cb194d059..eca46c81157 100644
--- a/src/amd/vulkan/radv_shader_info.c
+++ b/src/amd/vulkan/radv_shader_info.c
@@ -857,5 +857,9 @@ radv_nir_shader_info_pass(const struct nir_shader *nir,
 				info->ps.cb_shader_mask |= 0xf << (i * 4);
 			}
 		}
+
+		if (key->fs.is_dual_src) {
+			info->ps.cb_shader_mask |= (info->ps.cb_shader_mask & 0xf) << 4;
+		}
 	}
 }