[PATCH v2] RISC-V: ICE for vlmul_ext_v intrinsic API

[yanzhang.wang@intel.com]

From: Yanzhang Wang <yanzhang.wang@intel.com>

	PR 109617

gcc/ChangeLog:

	* config/riscv/vector-iterators.md: Support VNx2HI and VNX4DI when MIN_VLEN >= 128.

gcc/testsuite/ChangeLog:

	* gcc.target/riscv/rvv/base/vlmul_ext-1.c: New test.

Signed-off-by: Yanzhang Wang <yanzhang.wang@intel.com>
Co-authored-by: Pan Li <pan2.li@intel.com>
---
 gcc/config/riscv/vector-iterators.md               |  3 ++-
 .../gcc.target/riscv/rvv/base/vlmul_ext-1.c        | 14 ++++++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)
 create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/base/vlmul_ext-1.c

diff --git a/gcc/config/riscv/vector-iterators.md b/gcc/config/riscv/vector-iterators.md
index a8e856161d3..033659930d1 100644
--- a/gcc/config/riscv/vector-iterators.md
+++ b/gcc/config/riscv/vector-iterators.md
@@ -189,6 +189,7 @@
   (VNx1HI "TARGET_MIN_VLEN < 128") VNx2HI VNx4HI VNx8HI (VNx16HI "TARGET_MIN_VLEN >= 128")
   (VNx1SI "TARGET_MIN_VLEN < 128") VNx2SI VNx4SI (VNx8SI "TARGET_MIN_VLEN >= 128")
   (VNx1DI "TARGET_VECTOR_ELEN_64 && TARGET_MIN_VLEN < 128") (VNx2DI "TARGET_VECTOR_ELEN_64")
+  (VNx4DI "TARGET_VECTOR_ELEN_64")
   (VNx1SF "TARGET_VECTOR_ELEN_FP_32 && TARGET_MIN_VLEN < 128")
   (VNx2SF "TARGET_VECTOR_ELEN_FP_32")
   (VNx4SF "TARGET_VECTOR_ELEN_FP_32")
@@ -220,7 +221,7 @@
 
 (define_mode_iterator VLMULEXT32 [
   (VNx1QI "TARGET_MIN_VLEN < 128") VNx2QI (VNx4QI "TARGET_MIN_VLEN >= 128")
-  (VNx1HI "TARGET_MIN_VLEN < 128")
+  (VNx1HI "TARGET_MIN_VLEN < 128") (VNx2HI "TARGET_MIN_VLEN >= 128")
 ])
 
 (define_mode_iterator VLMULEXT64 [
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/base/vlmul_ext-1.c b/gcc/testsuite/gcc.target/riscv/rvv/base/vlmul_ext-1.c
new file mode 100644
index 00000000000..501d98c5897
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/base/vlmul_ext-1.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d -O3 -fno-schedule-insns -fno-schedule-insns2" } */
+
+#include <riscv_vector.h>
+
+vint16m8_t test_vlmul_ext_v_i16mf4_i16m8(vint16mf4_t op1) {
+  return __riscv_vlmul_ext_v_i16mf4_i16m8(op1);
+}
+
+vint64m8_t test_vlmul_ext_v_i64m2_i64m8(vint64m2_t op1) {
+  return __riscv_vlmul_ext_v_i64m2_i64m8(op1);
+}
+
+/* { dg-final { scan-assembler-times {vs8r.v\s+[,\sa-x0-9()]+} 2} } */
-- 
2.39.2