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radv: always compute the number of components from the output mask 

That removes two special cases for clip/cull distances.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Samuel Pitoiset 2018-09-13 15:58:00 +02:00
parent 9447e91329
commit a006c24237
1 changed files with 2 additions and 12 deletions
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14
src/amd/vulkan/radv_nir_to_llvm.c
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@ -1725,16 +1725,11 @@ visit_emit_vertex(struct ac_shader_abi *abi, unsigned stream, LLVMValueRef *addr
unsigned output_usage_mask =
ctx->shader_info->info.gs.output_usage_mask[i];
LLVMValueRef *out_ptr = &addrs[i * 4];
int length = 4;
int length = util_last_bit(output_usage_mask);
if (!(ctx->output_mask & (1ull << i)))
continue;
if (i == VARYING_SLOT_CLIP_DIST0) {
/* pack clip and cull into a single set of slots */
length = util_last_bit(output_usage_mask);
}
for (unsigned j = 0; j < length; j++) {
if (!(output_usage_mask & (1 << j)))
continue;
@ -3591,16 +3586,11 @@ ac_gs_copy_shader_emit(struct radv_shader_context *ctx)
for (unsigned i = 0; i < AC_LLVM_MAX_OUTPUTS; ++i) {
unsigned output_usage_mask =
ctx->shader_info->info.gs.output_usage_mask[i];
int length = 4;
int length = util_last_bit(output_usage_mask);
if (!(ctx->output_mask & (1ull << i)))
continue;
if (i == VARYING_SLOT_CLIP_DIST0) {
/* unpack clip and cull from a single set of slots */
length = util_last_bit(output_usage_mask);
}
for (unsigned j = 0; j < length; j++) {
LLVMValueRef value, soffset;