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i965: Use RNDZ for ir_unop_trunc in the new FS.

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The existing code used RNDD, which rounds down, rather than toward zero.
This commit is contained in:
Kenneth Graunke 2010-10-14 11:39:09 -07:00
parent f9bd4c6c26
commit f541b685aa
1 changed files with 1 additions and 1 deletions
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2
src/mesa/drivers/dri/i965/brw_fs.cpp
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@ -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;