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author | Andrew Waterman <andrew@sifive.com> | 2017-09-24 20:25:34 -0700 |
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committer | Andrew Waterman <andrew@sifive.com> | 2017-09-24 20:25:34 -0700 |
commit | bd85811c35ea38180d27440507fc222d585ef780 (patch) | |
tree | 214c6b615d7775f73da5ff9a94bd4a0a2772f9cf /softfloat/f64_roundToInt.c | |
parent | b86f2a51f522f020ad0d90f598f4c501f41da232 (diff) | |
download | riscv-isa-sim-bd85811c35ea38180d27440507fc222d585ef780.zip riscv-isa-sim-bd85811c35ea38180d27440507fc222d585ef780.tar.gz riscv-isa-sim-bd85811c35ea38180d27440507fc222d585ef780.tar.bz2 |
Update SoftFloat
Diffstat (limited to 'softfloat/f64_roundToInt.c')
-rw-r--r-- | softfloat/f64_roundToInt.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/softfloat/f64_roundToInt.c b/softfloat/f64_roundToInt.c index 94fe40d..7f81007 100644 --- a/softfloat/f64_roundToInt.c +++ b/softfloat/f64_roundToInt.c @@ -2,10 +2,10 @@ /*============================================================================ This C source file is part of the SoftFloat IEEE Floating-Point Arithmetic -Package, Release 3a, by John R. Hauser. +Package, Release 3d, by John R. Hauser. -Copyright 2011, 2012, 2013, 2014 The Regents of the University of California. -All rights reserved. +Copyright 2011, 2012, 2013, 2014, 2017 The Regents of the University of +California. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: @@ -94,10 +94,11 @@ float64_t f64_roundToInt( float64_t a, uint_fast8_t roundingMode, bool exact ) } else if ( roundingMode == softfloat_round_near_even ) { uiZ += lastBitMask>>1; if ( ! (uiZ & roundBitsMask) ) uiZ &= ~lastBitMask; - } else if ( roundingMode != softfloat_round_minMag ) { - if ( signF64UI( uiZ ) ^ (roundingMode == softfloat_round_max) ) { - uiZ += roundBitsMask; - } + } else if ( + roundingMode + == (signF64UI( uiZ ) ? softfloat_round_min : softfloat_round_max) + ) { + uiZ += roundBitsMask; } uiZ &= ~roundBitsMask; if ( exact && (uiZ != uiA) ) { |