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-rw-r--r--gcc/genmodes.c38
1 files changed, 37 insertions, 1 deletions
diff --git a/gcc/genmodes.c b/gcc/genmodes.c
index b134c1b..9e37d65 100644
--- a/gcc/genmodes.c
+++ b/gcc/genmodes.c
@@ -375,6 +375,10 @@ complete_mode (struct mode_data *m)
m->bytesize = 2 * m->component->bytesize;
break;
+ case MODE_VECTOR_BOOL:
+ validate_mode (m, UNSET, SET, SET, SET, UNSET);
+ break;
+
case MODE_VECTOR_INT:
case MODE_VECTOR_FLOAT:
case MODE_VECTOR_FRACT:
@@ -526,6 +530,28 @@ make_vector_modes (enum mode_class cl, unsigned int width,
}
}
+/* Create a vector of booleans called NAME with COUNT elements and
+ BYTESIZE bytes in total. */
+#define VECTOR_BOOL_MODE(NAME, COUNT, BYTESIZE) \
+ make_vector_bool_mode (#NAME, COUNT, BYTESIZE, __FILE__, __LINE__)
+static void ATTRIBUTE_UNUSED
+make_vector_bool_mode (const char *name, unsigned int count,
+ unsigned int bytesize, const char *file,
+ unsigned int line)
+{
+ struct mode_data *m = find_mode ("BI");
+ if (!m)
+ {
+ error ("%s:%d: no mode \"BI\"", file, line);
+ return;
+ }
+
+ struct mode_data *v = new_mode (MODE_VECTOR_BOOL, name, file, line);
+ v->component = m;
+ v->ncomponents = count;
+ v->bytesize = bytesize;
+}
+
/* Input. */
#define _SPECIAL_MODE(C, N) \
@@ -1438,7 +1464,8 @@ emit_mode_wider (void)
/* For vectors we want twice the number of components,
with the same element type. */
- if (m->cl == MODE_VECTOR_INT
+ if (m->cl == MODE_VECTOR_BOOL
+ || m->cl == MODE_VECTOR_INT
|| m->cl == MODE_VECTOR_FLOAT
|| m->cl == MODE_VECTOR_FRACT
|| m->cl == MODE_VECTOR_UFRACT
@@ -1657,6 +1684,7 @@ emit_mode_adjustments (void)
printf ("\n /* %s:%d */\n", a->file, a->line);
switch (a->mode->cl)
{
+ case MODE_VECTOR_BOOL:
case MODE_VECTOR_INT:
case MODE_VECTOR_FLOAT:
case MODE_VECTOR_FRACT:
@@ -1688,6 +1716,10 @@ emit_mode_adjustments (void)
m->name);
break;
+ case MODE_VECTOR_BOOL:
+ /* Changes to BImode should not affect vector booleans. */
+ break;
+
case MODE_VECTOR_INT:
case MODE_VECTOR_FLOAT:
case MODE_VECTOR_FRACT:
@@ -1728,6 +1760,10 @@ emit_mode_adjustments (void)
printf (" mode_base_align[E_%smode] = s;\n", m->name);
break;
+ case MODE_VECTOR_BOOL:
+ /* Changes to BImode should not affect vector booleans. */
+ break;
+
case MODE_VECTOR_INT:
case MODE_VECTOR_FLOAT:
case MODE_VECTOR_FRACT: