gcc/ChangeLog:
PR target/97506
* config/i386/i386-expand.c (ix86_expand_sse_movcc): Move
op_true to dest directly when op_true equals op_false.
gcc/testsuite/ChangeLog:
PR target/97506
* gcc.target/i386/pr97506.c: New test.
machine_mode mode = GET_MODE (dest);
machine_mode cmpmode = GET_MODE (cmp);
+ /* Simplify trivial VEC_COND_EXPR to avoid ICE in pr97506. */
+ if (rtx_equal_p (op_true, op_false))
+ {
+ emit_move_insn (dest, op_true);
+ return;
+ }
+
/* In AVX512F the result of comparison is an integer mask. */
bool maskcmp = mode != cmpmode && ix86_valid_mask_cmp_mode (mode);
--- /dev/null
+/* PR target/97506 */
+/* { dg-do compile } */
+/* { dg-options "-Og -finline-functions-called-once -fno-tree-ccp -mavx512vbmi -mavx512vl" } */
+
+typedef unsigned char __attribute__ ((__vector_size__ (16))) U;
+typedef int __attribute__ ((__vector_size__ (4))) V;
+U u;
+
+void
+bar (int i, V v)
+{
+ u += (char) i & (char) i > (U){};
+}
+
+void
+foo (void)
+{
+ bar (0, (V){});
+}