[Mesa-stable] [PATCH] radv/ac: implement txs for buffer textures.

[Dave Airlie]

From: Dave Airlie <airlied at redhat.com>

This fixes a bunch of buffer related:
dEQP-VK.memory.pipeline_barrier.*
tests, that were crashing in LLVM due to this being missing.

Cc: "17.0" <mesa-stable at lists.freedesktop.org>
Signed-off-by: Dave Airlie <airlied at redhat.com>
---
 src/amd/common/ac_nir_to_llvm.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index bfe6a2e..f0ac3d3 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -3224,6 +3224,11 @@ static void visit_tex(struct nir_to_llvm_context *ctx, nir_tex_instr *instr)
 		}
 	}
 
+	if (instr->op == nir_texop_txs && instr->sampler_dim == GLSL_SAMPLER_DIM_BUF) {
+		result = get_buffer_size(ctx, res_ptr, false);
+		goto write_result;
+	}
+
 	if (instr->op == nir_texop_texture_samples) {
 		LLVMValueRef res, samples, is_msaa;
 		res = LLVMBuildBitCast(ctx->builder, res_ptr, ctx->v8i32, "");
-- 
2.9.3