From f541b685aaf404fa7c8142f51d91c2720d82f264 Mon Sep 17 00:00:00 2001 From: Kenneth Graunke Date: Thu, 14 Oct 2010 11:39:09 -0700 Subject: [PATCH] i965: Use RNDZ for ir_unop_trunc in the new FS. The existing code used RNDD, which rounds down, rather than toward zero. --- src/mesa/drivers/dri/i965/brw_fs.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp index fc6f9920838..d46091c9e6e 100644 --- a/src/mesa/drivers/dri/i965/brw_fs.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs.cpp @@ -869,7 +869,7 @@ fs_visitor::visit(ir_expression *ir) break; case ir_unop_trunc: - emit(fs_inst(BRW_OPCODE_RNDD, this->result, op[0])); + emit(fs_inst(BRW_OPCODE_RNDZ, this->result, op[0])); break; case ir_unop_ceil: op[0].negate = !op[0].negate; -- 2.30.2