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-rw-r--r--gcc/ChangeLog6
-rw-r--r--gcc/simplify-rtx.c4
2 files changed, 8 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d5595bf1e4e..fc5453cc88e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,11 @@
2005-04-23 Richard Henderson <rth@redhat.com>
+ PR rtl-opt/21102
+ * simplify-rtx.c (simplify_binary_operation): Fix mode check before
+ performing some integral scalar simplifications.
+
+2005-04-23 Richard Henderson <rth@redhat.com>
+
PR target/21099
* config/i386/i386.c (ix86_split_to_parts): Use proper mode when
simplifying CONST_VECTOR.
diff --git a/gcc/simplify-rtx.c b/gcc/simplify-rtx.c
index 9e02a7a0458..f5f36aae6da 100644
--- a/gcc/simplify-rtx.c
+++ b/gcc/simplify-rtx.c
@@ -1255,7 +1255,7 @@ simplify_binary_operation_1 (enum rtx_code code, enum machine_mode mode,
have X (if C is 2 in the example above). But don't make
something more expensive than we had before. */
- if (! FLOAT_MODE_P (mode))
+ if (SCALAR_INT_MODE_P (mode))
{
HOST_WIDE_INT coeff0h = 0, coeff1h = 0;
unsigned HOST_WIDE_INT coeff0l = 1, coeff1l = 1;
@@ -1426,7 +1426,7 @@ simplify_binary_operation_1 (enum rtx_code code, enum machine_mode mode,
have X (if C is 2 in the example above). But don't make
something more expensive than we had before. */
- if (! FLOAT_MODE_P (mode))
+ if (SCALAR_INT_MODE_P (mode))
{
HOST_WIDE_INT coeff0h = 0, negcoeff1h = -1;
unsigned HOST_WIDE_INT coeff0l = 1, negcoeff1l = -1;
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