Module: Mesa
Branch: master
Commit: 4640e7da04a253388e9214f4a88252e115bf84e6
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=4640e7da04a253388e9214f4a88252e115bf84e6

Author: Rhys Perry <[email protected]>
Date:   Thu Jul 30 11:14:55 2020 +0100

ac/nir: consider an image load/store intrinsic's access

ACCESS_COHERENT may be set for a specific load/store in the case of
atomic loads/stores.

Signed-off-by: Rhys Perry <[email protected]>
Reviewed-by: Daniel Schürmann <[email protected]>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6063>

---

 src/amd/llvm/ac_nir_to_llvm.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/src/amd/llvm/ac_nir_to_llvm.c b/src/amd/llvm/ac_nir_to_llvm.c
index ef6ab7cea92..8c316e417e9 100644
--- a/src/amd/llvm/ac_nir_to_llvm.c
+++ b/src/amd/llvm/ac_nir_to_llvm.c
@@ -2803,18 +2803,17 @@ static LLVMValueRef visit_image_load(struct 
ac_nir_context *ctx,
        LLVMValueRef res;
 
        enum glsl_sampler_dim dim;
-       enum gl_access_qualifier access;
+       enum gl_access_qualifier access = nir_intrinsic_access(instr);
        bool is_array;
        if (bindless) {
                dim = nir_intrinsic_image_dim(instr);
-               access = nir_intrinsic_access(instr);
                is_array = nir_intrinsic_image_array(instr);
        } else {
                const nir_deref_instr *image_deref = get_image_deref(instr);
                const struct glsl_type *type = image_deref->type;
                const nir_variable *var = 
nir_deref_instr_get_variable(image_deref);
                dim = glsl_get_sampler_dim(type);
-               access = var->data.access;
+               access |= var->data.access;
                is_array = glsl_sampler_type_is_array(type);
        }
 
@@ -2876,19 +2875,18 @@ static void visit_image_store(struct ac_nir_context 
*ctx,
         }
 
        enum glsl_sampler_dim dim;
-       enum gl_access_qualifier access;
+       enum gl_access_qualifier access = nir_intrinsic_access(instr);
        bool is_array;
 
        if (bindless) {
                dim = nir_intrinsic_image_dim(instr);
-               access = nir_intrinsic_access(instr);
                is_array = nir_intrinsic_image_array(instr);
        } else {
                const nir_deref_instr *image_deref = get_image_deref(instr);
                const struct glsl_type *type = image_deref->type;
                const nir_variable *var = 
nir_deref_instr_get_variable(image_deref);
                dim = glsl_get_sampler_dim(type);
-               access = var->data.access;
+               access |= var->data.access;
                is_array = glsl_sampler_type_is_array(type);
        }
 

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