From 39a29c243162e57c0e45a83133ece00ffb44e76b Mon Sep 17 00:00:00 2001 From: =?utf8?q?Nicolai=20H=C3=A4hnle?= Date: Fri, 7 Oct 2016 12:54:34 +0200 Subject: [PATCH] gallium/radeon: avoid redundant work with overlapping in/out arrays MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Reviewed-by: Edward O'Callaghan Reviewed-by: Marek Olšák --- src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c index 8e364c9..da4a030 100644 --- a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c +++ b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c @@ -680,7 +680,8 @@ static void emit_declaration(struct lp_build_tgsi_context *bld_base, { unsigned idx; for (idx = decl->Range.First; idx <= decl->Range.Last; idx++) { - if (ctx->load_input) { + if (ctx->load_input && + ctx->input_decls[idx].Declaration.File != TGSI_FILE_INPUT) { ctx->input_decls[idx] = *decl; if (bld_base->info->processor != PIPE_SHADER_FRAGMENT) @@ -706,6 +707,8 @@ static void emit_declaration(struct lp_build_tgsi_context *bld_base, for (idx = decl->Range.First; idx <= decl->Range.Last; idx++) { unsigned chan; assert(idx < RADEON_LLVM_MAX_OUTPUTS); + if (ctx->soa.outputs[idx][0]) + continue; for (chan = 0; chan < TGSI_NUM_CHANNELS; chan++) { ctx->soa.outputs[idx][chan] = lp_build_alloca_undef( &ctx->gallivm, -- 2.7.4