ac: move some code out of loop in store_tcs_output()

Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>

diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index 242675654d26a792eb9e6980477c969ebe9eb438..44de834bd86dd76ea1e2ba4b7171a523d266aeb4 100644 (file)
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -2881,19 +2881,19 @@ store_tcs_output(struct nir_to_llvm_context *ctx,
        buf_addr = get_tcs_tes_buffer_address_params(ctx, param, const_index, is_compact,
                                                     vertex_index, indir_index);
 
+       bool is_tess_factor = false;
+       if (instr->variables[0]->var->data.location == VARYING_SLOT_TESS_LEVEL_INNER ||
+           instr->variables[0]->var->data.location == VARYING_SLOT_TESS_LEVEL_OUTER)
+               is_tess_factor = true;
+
        unsigned base = is_compact ? const_index : 0;
        for (unsigned chan = 0; chan < 8; chan++) {
-               bool is_tess_factor = false;
                if (!(writemask & (1 << chan)))
                        continue;
                LLVMValueRef value = llvm_extract_elem(&ctx->ac, src, chan);
 
                lds_store(ctx, dw_addr, value);
 
-               if (instr->variables[0]->var->data.location == VARYING_SLOT_TESS_LEVEL_INNER ||
-                   instr->variables[0]->var->data.location == VARYING_SLOT_TESS_LEVEL_OUTER)
-                       is_tess_factor = true;
-
                if (!is_tess_factor && writemask != 0xF)
                        ac_build_buffer_store_dword(&ctx->ac, ctx->hs_ring_tess_offchip, value, 1,
                                                    buf_addr, ctx->oc_lds,