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| author | Richard Earnshaw <rearnsha@arm.com> | 2004-01-12 16:01:18 +0000 |
|---|---|---|
| committer | Richard Earnshaw <rearnsha@gcc.gnu.org> | 2004-01-12 16:01:18 +0000 |
| commit | 8064d930e80f245b379f51072b4b85746b8e4ccf (patch) | |
| tree | d2d187c5236a718fef9ef1c9c16d56b0ca1d73a8 | |
| parent | 0786ca878437acd1ec713b86b94b02526ea5dcc4 (diff) | |
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simplify-rtx.c (simplify_immed_subreg): Correctly extract the high word of an integral CONST_DOUBLE.
* simplify-rtx.c (simplify_immed_subreg): Correctly extract the
high word of an integral CONST_DOUBLE.
From-SVN: r75725
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/simplify-rtx.c | 3 |
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 724ede3..a3970ca 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2004-01-12 Richard Earnshaw <rearnsha@arm.com> + + * simplify-rtx.c (simplify_immed_subreg): Correctly extract the + high word of an integral CONST_DOUBLE. + 2004-01-09 Paul Brook <paul@codesourcery.com> * simplify-rtx.c (simplify_plus_minus): Always generate canonical form. diff --git a/gcc/simplify-rtx.c b/gcc/simplify-rtx.c index 615e09f..5664bca 100644 --- a/gcc/simplify-rtx.c +++ b/gcc/simplify-rtx.c @@ -3041,7 +3041,8 @@ simplify_immed_subreg (enum machine_mode outermode, rtx op, *vp++ = CONST_DOUBLE_LOW (el) >> i; while (i < HOST_BITS_PER_WIDE_INT * 2 && i < elem_bitsize) { - *vp++ = CONST_DOUBLE_HIGH (el) >> i; + *vp++ + = CONST_DOUBLE_HIGH (el) >> (i - HOST_BITS_PER_WIDE_INT); i += value_bit; } /* It shouldn't matter what's done here, so fill it with |