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-rw-r--r--gcc/genmodes.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/gcc/genmodes.c b/gcc/genmodes.c
index 0aa5de6..12a98f3 100644
--- a/gcc/genmodes.c
+++ b/gcc/genmodes.c
@@ -644,10 +644,10 @@ reset_float_format (const char *name, const char *format,
m->format = format;
}
-/* Partial integer modes are specified by relation to a full integer mode.
- For now, we do not attempt to narrow down their bit sizes. */
-#define PARTIAL_INT_MODE(M) \
- make_partial_integer_mode (#M, "P" #M, -1U, __FILE__, __LINE__)
+/* Partial integer modes are specified by relation to a full integer
+ mode. */
+#define PARTIAL_INT_MODE(M,PREC,NAME) \
+ make_partial_integer_mode (#M, #NAME, PREC, __FILE__, __LINE__)
static void ATTRIBUTE_UNUSED
make_partial_integer_mode (const char *base, const char *name,
unsigned int precision,
@@ -684,7 +684,7 @@ make_vector_mode (enum mode_class bclass,
struct mode_data *v;
enum mode_class vclass = vector_class (bclass);
struct mode_data *component = find_mode (base);
- char namebuf[8];
+ char namebuf[16];
if (vclass == MODE_RANDOM)
return;
@@ -932,7 +932,7 @@ enum machine_mode\n{");
end will try to use it for bitfields in structures and the
like, which we do not want. Only the target md file should
generate BImode widgets. */
- if (first && first->precision == 1)
+ if (first && first->precision == 1 && c == MODE_INT)
first = first->next;
if (first && last)
@@ -1202,7 +1202,7 @@ emit_class_narrowest_mode (void)
/* Bleah, all this to get the comment right for MIN_MODE_INT. */
tagged_printf ("MIN_%s", mode_class_names[c],
modes[c]
- ? (modes[c]->precision != 1
+ ? ((c != MODE_INT || modes[c]->precision != 1)
? modes[c]->name
: (modes[c]->next
? modes[c]->next->name