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authorAndrew Waterman <waterman@s141.Millennium.Berkeley.EDU>2011-06-12 20:27:10 -0700
committerAndrew Waterman <waterman@s141.Millennium.Berkeley.EDU>2011-06-12 20:27:10 -0700
commit740f981cfd55604d46598144dccac26dd53f643c (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /softfloat/s_roundPackToF32.c
parentc0ebf99d6bb3ef3cf252703b50b849bcbaa2ec59 (diff)
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[sim] renamed to riscv-isa-run
Diffstat (limited to 'softfloat/s_roundPackToF32.c')
-rwxr-xr-xsoftfloat/s_roundPackToF32.c65
1 files changed, 0 insertions, 65 deletions
diff --git a/softfloat/s_roundPackToF32.c b/softfloat/s_roundPackToF32.c
deleted file mode 100755
index 11764f1..0000000
--- a/softfloat/s_roundPackToF32.c
+++ /dev/null
@@ -1,65 +0,0 @@
-
-#include <stdbool.h>
-#include <stdint.h>
-#include "platform.h"
-#include "primitives.h"
-#include "internals.h"
-#include "softfloat.h"
-
-float32_t
- softfloat_roundPackToF32( bool sign, int_fast16_t exp, uint_fast32_t sig )
-{
- int roundingMode;
- bool roundNearestEven;
- int roundIncrement, roundBits;
- bool isTiny;
- uint_fast32_t uiZ;
- union ui32_f32 uZ;
-
- roundingMode = softfloat_roundingMode;
- roundNearestEven = ( roundingMode == softfloat_round_nearest_even );
- roundIncrement = 0x40;
- if (
- ! roundNearestEven
- && ( roundingMode != softfloat_round_nearest_maxMag )
- ) {
- roundIncrement =
- ( roundingMode == softfloat_round_minMag )
- || ( roundingMode
- == ( sign ? softfloat_round_max : softfloat_round_min ) )
- ? 0
- : 0x7F;
- }
- roundBits = sig & 0x7F;
- if ( 0xFD <= (uint16_t) exp ) {
- if ( exp < 0 ) {
- isTiny =
- ( softfloat_detectTininess
- == softfloat_tininess_beforeRounding )
- || ( exp < -1 )
- || ( sig + roundIncrement < 0x80000000 );
- sig = softfloat_shift32RightJam( sig, - exp );
- exp = 0;
- roundBits = sig & 0x7F;
- if ( isTiny && roundBits ) {
- softfloat_raiseFlags( softfloat_flag_underflow );
- }
- } else if (
- ( 0xFD < exp ) || ( 0x80000000 <= sig + roundIncrement )
- ) {
- softfloat_raiseFlags(
- softfloat_flag_overflow | softfloat_flag_inexact );
- uiZ = packToF32UI( sign, 0xFF, 0 ) - ! roundIncrement;
- goto uiZ;
- }
- }
- if ( roundBits ) softfloat_exceptionFlags |= softfloat_flag_inexact;
- sig = ( sig + roundIncrement )>>7;
- sig &= ~ ( ! ( roundBits ^ 0x40 ) & roundNearestEven );
- uiZ = packToF32UI( sign, sig ? exp : 0, sig );
- uiZ:
- uZ.ui = uiZ;
- return uZ.f;
-
-}
-