From: Dave Airlie <airl...@redhat.com> If a shader does a tcs store with an indirect access, we were only marking the first spot as used. For indirect access we always now mark all slots used by the variable.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=105464 Fixes: 94f9591995 (radv/ac: add support for TCS/TES inputs/outputs.) Signed-off-by: Dave Airlie <airl...@redhat.com> --- src/amd/common/ac_nir_to_llvm.c | 23 +++++++++++++++-------- 1 file changed, 15 insertions(+), 8 deletions(-) diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c index 600b6f72167..7b9b37ce163 100644 --- a/src/amd/common/ac_nir_to_llvm.c +++ b/src/amd/common/ac_nir_to_llvm.c @@ -2773,13 +2773,14 @@ static LLVMValueRef get_tcs_tes_buffer_address_params(struct radv_shader_context static void mark_tess_output(struct radv_shader_context *ctx, - bool is_patch, uint32_t param) + bool is_patch, uint32_t param, int num_slots) { + uint64_t slot_mask = (1ull << num_slots) - 1; if (is_patch) { - ctx->tess_patch_outputs_written |= (1ull << param); + ctx->tess_patch_outputs_written |= (slot_mask << param); } else - ctx->tess_outputs_written |= (1ull << param); + ctx->tess_outputs_written |= (slot_mask << param); } static LLVMValueRef @@ -2876,6 +2877,7 @@ store_tcs_output(struct ac_shader_abi *abi, const unsigned component = var->data.location_frac; const bool is_patch = var->data.patch; const bool is_compact = var->data.compact; + const unsigned count = glsl_count_attribute_slots(var->type, false); LLVMValueRef dw_addr; LLVMValueRef stride = NULL; LLVMValueRef buf_addr = NULL; @@ -2904,7 +2906,12 @@ store_tcs_output(struct ac_shader_abi *abi, dw_addr = get_tcs_out_current_patch_data_offset(ctx); } - mark_tess_output(ctx, is_patch, param); + + if (param_index) { + mark_tess_output(ctx, is_patch, param, count); + } else { + mark_tess_output(ctx, is_patch, param, 1); + } dw_addr = get_dw_address(ctx, dw_addr, param, const_index, is_compact, vertex_index, stride, param_index); @@ -6201,9 +6208,9 @@ handle_ls_outputs_post(struct radv_shader_context *ctx) if (i == VARYING_SLOT_CLIP_DIST0) length = ctx->num_output_clips + ctx->num_output_culls; int param = shader_io_get_unique_index(i); - mark_tess_output(ctx, false, param); + mark_tess_output(ctx, false, param, 1); if (length > 4) - mark_tess_output(ctx, false, param + 1); + mark_tess_output(ctx, false, param + 1, 1); LLVMValueRef dw_addr = LLVMBuildAdd(ctx->ac.builder, base_dw_addr, LLVMConstInt(ctx->ac.i32, param * 4, false), ""); @@ -6347,13 +6354,13 @@ write_tess_factors(struct radv_shader_context *ctx) if (inner_comps) { tess_inner_index = shader_io_get_unique_index(VARYING_SLOT_TESS_LEVEL_INNER); - mark_tess_output(ctx, true, tess_inner_index); + mark_tess_output(ctx, true, tess_inner_index, 1); lds_inner = LLVMBuildAdd(ctx->ac.builder, lds_base, LLVMConstInt(ctx->ac.i32, tess_inner_index * 4, false), ""); } tess_outer_index = shader_io_get_unique_index(VARYING_SLOT_TESS_LEVEL_OUTER); - mark_tess_output(ctx, true, tess_outer_index); + mark_tess_output(ctx, true, tess_outer_index, 1); lds_outer = LLVMBuildAdd(ctx->ac.builder, lds_base, LLVMConstInt(ctx->ac.i32, tess_outer_index * 4, false), ""); -- 2.14.3 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev