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microsoft/clc: Add a test which sinks image derefs

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26529>
This commit is contained in:
Jesse Natalie 2023-12-05 12:10:18 -08:00 • committed by Marge Bot
parent c8895a4b85
commit d7f038e8de
1 changed files with 17 additions and 7 deletions
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24
src/microsoft/clc/clc_compiler_test.cpp
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@ -1577,14 +1577,24 @@ TEST_F(ComputeTest, image)
TEST_F(ComputeTest, image_two_reads)
{
// Note: unnecessary control flow is present so that nir_opt_dead_cf kicks in, causing
// nir_rematerialize_derefs_in_use_blocks to run. The duplicated uses ensure that the
// per-var-deref processing works correctly.
const char* kernel_source =
"__kernel void main_test(image2d_t image, int is_float, __global float* output)\n\
{\n\
if (is_float)\n\
output[get_global_id(0)] = read_imagef(image, (int2)(0, 0)).x;\n\
else \n\
output[get_global_id(0)] = (float)read_imagei(image, (int2)(0, 0)).x;\n\
}\n";
R"(__kernel void main_test(image2d_t image, int is_float, __global float* output)
{
int x = get_global_id(0);
if (is_float)
x = get_global_id(0);
if (is_float)
output[x] = read_imagef(image, (int2)(0, 0)).x;
else
output[x] = (float)read_imagei(image, (int2)(0, 0)).x;
if (is_float)
output[x] = read_imagef(image, (int2)(0, 0)).x;
else
output[x] = (float)read_imagei(image, (int2)(0, 0)).x;
})";
Shader shader = compile(std::vector<const char*>({ kernel_source }));
validate(shader);
}