RISC-V: Support TU for integer ternary OP[PR110964]

PR target/110964

gcc/ChangeLog:
	PR target/110964
	* config/riscv/riscv-v.cc (expand_cond_len_ternop): Add integer ternary.

gcc/testsuite/ChangeLog:
	PR target/110964
	* gcc.target/riscv/rvv/autovec/pr110964.c: New test.

2 files changed, 14 insertions, 2 deletions

diff --git a/gcc/config/riscv/riscv-v.cc b/gcc/config/riscv/riscv-v.cc
index c9f0a4a..a3062c9 100644
--- a/gcc/config/riscv/riscv-v.cc
+++ b/gcc/config/riscv/riscv-v.cc
@@ -3604,8 +3604,7 @@ expand_cond_len_ternop (unsigned icode, rtx *ops)
       if (FLOAT_MODE_P (mode))
 	emit_nonvlmax_fp_ternary_tu_insn (icode, RVV_TERNOP_TU, ops, len);
       else
-	/* FIXME: Enable this case when we support it in the middle-end.  */
-	gcc_unreachable ();
+	emit_nonvlmax_tu_insn (icode, RVV_TERNOP_TU, ops, len);
     }
   else
     {
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr110964.c b/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr110964.c
new file mode 100644
index 0000000..cf2d1fb
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr110964.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d --param=riscv-autovec-preference=scalable -Ofast" } */
+
+int *a;
+long b, c;
+
+int d ()
+{
+  const int e;
+  for (; a < e; a++) /* { dg-warning "comparison between pointer and integer" } */
+    c += *a * b;
+}
+