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SH: catch negative denormal_subf1() retval in denormal_add() 

'ix' is unsigned but denormal_subf1() may return a negative int.

Signed-off-by: Roel Kluin <12o3l@tiscali.nl>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
hifive-unleashed-5.1
Roel Kluin 2008-05-09 20:05:10 +09:00 committed by Paul Mundt
parent cdf7da899d
commit 9731e287e0
1 changed files with 2 additions and 2 deletions
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4
arch/sh/kernel/cpu/sh2a/fpu.c
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@ -300,7 +300,7 @@ static int denormal_addf(int hx, int hy)
iy = hy & 0x7fffffff;
if (iy < 0x00800000) {
ix = denormal_subf1(ix, iy);
if (ix < 0) {
if ((int) ix < 0) {
ix = -ix;
sign ^= 0x80000000;
}
@ -385,7 +385,7 @@ static long long denormal_addd(long long hx, long long hy)
iy = hy & 0x7fffffffffffffffLL;
if (iy < 0x0010000000000000LL) {
ix = denormal_subd1(ix, iy);
if (ix < 0) {
if ((int) ix < 0) {
ix = -ix;
sign ^= 0x8000000000000000LL;
}