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emit-rtl.c (gen_lowpart_common): Avoid unwanted sign-extension of array elements. 

* emit-rtl.c (gen_lowpart_common): Avoid unwanted sign-extension
	of array elements.

From-SVN: r47568
This commit is contained in:
Geoffrey Keating 2001-12-03 23:01:44 +00:00 committed by Geoffrey Keating
parent 251931f3ad
commit a76033a004
2 changed files with 9 additions and 4 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2001-12-03 Geoff Keating <geoffk@redhat.com>
* emit-rtl.c (gen_lowpart_common): Avoid unwanted sign-extension
of array elements.
2001-12-03 Neil Booth <neil@daikokuya.demon.co.uk>
PR c/4988

8
gcc/emit-rtl.c
View File

@ -1062,10 +1062,10 @@ gen_lowpart_common (mode, x)
if (HOST_BITS_PER_WIDE_INT != 64)
abort ();
return immed_double_const (i[3 * endian]
| ((HOST_WIDE_INT) i[1 + endian] << 32),
i[2 - endian]
| ((HOST_WIDE_INT) i[3 - 3 * endian] << 32),
return immed_double_const ((((unsigned long) i[3 * endian])
| ((HOST_WIDE_INT) i[1 + endian] << 32)),
(((unsigned long) i[2 - endian])
| ((HOST_WIDE_INT) i[3 - 3 * endian] << 32)),
mode);
#endif
}