diff options
Diffstat (limited to 'lib/builtins/hexagon/dfaddsub.S')
| -rw-r--r-- | lib/builtins/hexagon/dfaddsub.S | 32 |
1 files changed, 15 insertions, 17 deletions
diff --git a/lib/builtins/hexagon/dfaddsub.S b/lib/builtins/hexagon/dfaddsub.S index 4173f86a4f548..1b0d34550ff35 100644 --- a/lib/builtins/hexagon/dfaddsub.S +++ b/lib/builtins/hexagon/dfaddsub.S @@ -1,13 +1,12 @@ //===----------------------Hexagon builtin routine ------------------------===// // -// The LLVM Compiler Infrastructure -// -// This file is dual licensed under the MIT and the University of Illinois Open -// Source Licenses. See LICENSE.TXT for details. +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// -/* Double Precision Multiply */ +// Double Precision Multiply #define A r1:0 #define AH r1 @@ -179,18 +178,17 @@ __hexagon_subdf3: .Ladd_ovf_unf: // Overflow or Denormal is possible // Good news: Underflow flag is not possible! - /* - * ATMP has 2's complement value - * - * EXPA has A's exponent, EXPB has EXPA-BIAS-60 - * - * Convert, extract exponent, add adjustment. - * If > 2046, overflow - * If <= 0, denormal - * - * Note that we've not done our zero check yet, so do that too - * - */ + + // ATMP has 2's complement value + // + // EXPA has A's exponent, EXPB has EXPA-BIAS-60 + // + // Convert, extract exponent, add adjustment. + // If > 2046, overflow + // If <= 0, denormal + // + // Note that we've not done our zero check yet, so do that too + { A = convert_d2df(ATMP) p0 = cmp.eq(ATMPH,#0) |