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Workaround for AMD GPU OpenCL compiler.

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This commit is contained in:
Hristo Gueorguiev
2017-04-25 20:08:14 +02:00
parent 9dadd5ff93
commit 9d26e32ea2
2 changed files with 9 additions and 0 deletions
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6
intern/cycles/kernel/kernel_subsurface.h
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@@ -399,6 +399,12 @@ ccl_device_noinline void subsurface_scatter_multi_setup(
#else #else
Ray *ray = &ss_isect->ray; Ray *ray = &ss_isect->ray;
#endif #endif
/* Workaround for AMD GPU OpenCL compiler. Most probably cache bypass issue. */
#if defined(__SPLIT_KERNEL__) && defined(__KERNEL_OPENCL_AMD__) && defined(__KERNEL_GPU__)
kernel_split_params.dummy_sd_flag = sd->flag;
#endif
/* Setup new shading point. */ /* Setup new shading point. */
shader_setup_from_subsurface(kg, sd, &ss_isect->hits[hit], ray); shader_setup_from_subsurface(kg, sd, &ss_isect->hits[hit], ray);

3
intern/cycles/kernel/split/kernel_split_data_types.h
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@@ -43,6 +43,9 @@ typedef struct SplitParams {
ccl_global char *use_queues_flag; ccl_global char *use_queues_flag;
ccl_global float *buffer; ccl_global float *buffer;
/* Place for storing sd->flag. AMD GPU OpenCL compiler workaround */
int dummy_sd_flag;
} SplitParams; } SplitParams;
/* Global memory variables [porting]; These memory is used for /* Global memory variables [porting]; These memory is used for