[Mesa-dev] [PATCH] radv: set ACCESS_NON_READABLE on stores for copy/fill/clear meta shaders

[Samuel Pitoiset]

The compiler will emit GLC=1.

Signed-off-by: Samuel Pitoiset <samuel.pitoi...@gmail.com>
---
 src/amd/vulkan/radv_meta_buffer.c | 2 ++
 src/amd/vulkan/radv_meta_clear.c  | 1 +
 2 files changed, 3 insertions(+)

diff --git a/src/amd/vulkan/radv_meta_buffer.c 
b/src/amd/vulkan/radv_meta_buffer.c
index b3aed109a5e..3e4f63ad3c1 100644
--- a/src/amd/vulkan/radv_meta_buffer.c
+++ b/src/amd/vulkan/radv_meta_buffer.c
@@ -51,6 +51,7 @@ build_buffer_fill_shader(struct radv_device *dev)
        store->src[1] = nir_src_for_ssa(&dst_buf->dest.ssa);
        store->src[2] = nir_src_for_ssa(offset);
        nir_intrinsic_set_write_mask(store, 0xf);
+       nir_intrinsic_set_access(store, ACCESS_NON_READABLE);
        store->num_components = 4;
        nir_builder_instr_insert(&b, &store->instr);
 
@@ -110,6 +111,7 @@ build_buffer_copy_shader(struct radv_device *dev)
        store->src[1] = nir_src_for_ssa(&dst_buf->dest.ssa);
        store->src[2] = nir_src_for_ssa(offset);
        nir_intrinsic_set_write_mask(store, 0xf);
+       nir_intrinsic_set_access(store, ACCESS_NON_READABLE);
        store->num_components = 4;
        nir_builder_instr_insert(&b, &store->instr);
 
diff --git a/src/amd/vulkan/radv_meta_clear.c b/src/amd/vulkan/radv_meta_clear.c
index 4407bd75ee9..101ef4344f4 100644
--- a/src/amd/vulkan/radv_meta_clear.c
+++ b/src/amd/vulkan/radv_meta_clear.c
@@ -1114,6 +1114,7 @@ build_clear_htile_mask_shader()
        store->src[1] = nir_src_for_ssa(&buf->dest.ssa);
        store->src[2] = nir_src_for_ssa(offset);
        nir_intrinsic_set_write_mask(store, 0xf);
+       nir_intrinsic_set_access(store, ACCESS_NON_READABLE);
        store->num_components = 4;
        nir_builder_instr_insert(&b, &store->instr);
 
-- 
2.21.0

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