diff options
| author | David S. Miller <davem@pierdol.cobaltmicro.com> | 1998-08-22 03:17:56 +0000 |
|---|---|---|
| committer | David S. Miller <davem@gcc.gnu.org> | 1998-08-21 20:17:56 -0700 |
| commit | 172f4957e10213b5ca7f7d4142b53ab4bd5619a4 (patch) | |
| tree | 9e6f79953eb62e72578443d69c7ed643b1ff4023 /gcc | |
| parent | 553e18537e63b72a65281c3bbe24b778e5fcb1a7 (diff) | |
expmed.c (make_tree): Sign extend even if TREE_UNSIGNED...
* expmed.c (make_tree) [CONST_INT]: Sign extend even if
TREE_UNSIGNED, when bitsize of type's mode is larger than
HOST_BITS_PER_WIDE_INT.
From-SVN: r21904
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/expmed.c | 4 |
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 319d3145150..ba4a8d33477 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -3,6 +3,10 @@ Fri Aug 21 23:07:46 1998 David S. Miller <davem@pierdol.cobaltmicro.com> * config/sparc/sparc.md (TFmode splits): Handle destination registers being referenced in the address correctly. + * expmed.c (make_tree) [CONST_INT]: Sign extend even if + TREE_UNSIGNED, when bitsize of type's mode is larger than + HOST_BITS_PER_WIDE_INT. + Fri Aug 21 19:31:31 1998 Alexandre Petit-Bianco <apbianco@cygnus.com> * tree.def (LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR): New tree nodes. diff --git a/gcc/expmed.c b/gcc/expmed.c index 2f656c281f1..c6efd6257d7 100644 --- a/gcc/expmed.c +++ b/gcc/expmed.c @@ -3767,7 +3767,9 @@ make_tree (type, x) { case CONST_INT: t = build_int_2 (INTVAL (x), - TREE_UNSIGNED (type) || INTVAL (x) >= 0 ? 0 : -1); + (TREE_UNSIGNED (type) + && (GET_MODE_BITSIZE (TYPE_MODE (type)) < HOST_BITS_PER_WIDE_INT)) + || INTVAL (x) >= 0 ? 0 : -1); TREE_TYPE (t) = type; return t; |