From: Pan Li <[email protected]>
Add test cases for vwcvt.x.x.v register group overlap, please
note it is not overlap as much as possible.
gcc/testsuite/ChangeLog:
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m1.c: New test.
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m2.c: New test.
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m4.c: New test.
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-mf2.c: New test.
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-mf4.c: New test.
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m1.c: New test.
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m2.c: New test.
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m4.c: New test.
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-mf2.c: New test.
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m1.c: New test.
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m2.c: New test.
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m4.c: New test.
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf2.c: New test.
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf4.c: New test.
* gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf8.c: New test.
Signed-off-by: Pan Li <[email protected]>
---
.../rvv/autovec/group_overlap/vwcvt-i16-m1.c | 17 ++++++++++
.../rvv/autovec/group_overlap/vwcvt-i16-m2.c | 17 ++++++++++
.../rvv/autovec/group_overlap/vwcvt-i16-m4.c | 17 ++++++++++
.../rvv/autovec/group_overlap/vwcvt-i16-mf2.c | 31 +++++++++++++++++++
.../rvv/autovec/group_overlap/vwcvt-i16-mf4.c | 31 +++++++++++++++++++
.../rvv/autovec/group_overlap/vwcvt-i32-m1.c | 17 ++++++++++
.../rvv/autovec/group_overlap/vwcvt-i32-m2.c | 17 ++++++++++
.../rvv/autovec/group_overlap/vwcvt-i32-m4.c | 17 ++++++++++
.../rvv/autovec/group_overlap/vwcvt-i32-mf2.c | 31 +++++++++++++++++++
.../rvv/autovec/group_overlap/vwcvt-i8-m1.c | 17 ++++++++++
.../rvv/autovec/group_overlap/vwcvt-i8-m2.c | 17 ++++++++++
.../rvv/autovec/group_overlap/vwcvt-i8-m4.c | 17 ++++++++++
.../rvv/autovec/group_overlap/vwcvt-i8-mf2.c | 31 +++++++++++++++++++
.../rvv/autovec/group_overlap/vwcvt-i8-mf4.c | 31 +++++++++++++++++++
.../rvv/autovec/group_overlap/vwcvt-i8-mf8.c | 31 +++++++++++++++++++
15 files changed, 339 insertions(+)
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m1.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m2.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m4.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-mf2.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-mf4.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m1.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m2.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m4.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-mf2.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m1.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m2.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m4.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf2.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf4.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf8.c
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m1.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m1.c
new file mode 100644
index 00000000000..9d646de7eb0
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m1.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e16m1,
+ vint16m1_t,
+ vint32m2_t,
+ __riscv_vle16_v_i16m1,
+ __riscv_vwcvt_x_x_v_i32m2,
+ __riscv_vse32_v_i32m2,
+ vwcvt,
+ LOOP_UNARY_BODY_X16)
+
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v0,v1([^0-9]|$)} 1 } }
*/
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v2,v3([^0-9]|$)} 1 } }
*/
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m2.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m2.c
new file mode 100644
index 00000000000..8480afc6e5d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m2.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e16m2,
+ vint16m2_t,
+ vint32m4_t,
+ __riscv_vle16_v_i16m2,
+ __riscv_vwcvt_x_x_v_i32m4,
+ __riscv_vse32_v_i32m4,
+ vwcvt,
+ LOOP_UNARY_BODY_X8)
+
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v0,v2([^0-9]|$)} 1 } }
*/
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v4,v6} 1 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m4.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m4.c
new file mode 100644
index 00000000000..0dc402c3c6a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-m4.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e16m4,
+ vint16m4_t,
+ vint32m8_t,
+ __riscv_vle16_v_i16m4,
+ __riscv_vwcvt_x_x_v_i32m8,
+ __riscv_vse32_v_i32m8,
+ vwcvt,
+ LOOP_UNARY_BODY_X4)
+
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v0,v4} 1 } } */
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v8,v12} 1 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-mf2.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-mf2.c
new file mode 100644
index 00000000000..ef03a59458c
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-mf2.c
@@ -0,0 +1,31 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e16m1,
+ vint16mf2_t,
+ vint32m1_t,
+ __riscv_vle16_v_i16mf2,
+ __riscv_vwcvt_x_x_v_i32m1,
+ __riscv_vse32_v_i32m1,
+ vwcvt,
+ LOOP_UNARY_BODY_X16)
+
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v0,v1([^0-9]|$)} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v2,v3([^0-9]|$)} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v4,v5} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v6,v7} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v8,v9} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v10,v11} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v12,v13} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v14,v15} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v16,v17} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v18,v19} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v20,v21} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v22,v23} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v24,v25} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v26,v27} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v28,v29} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v30,v31} } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-mf4.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-mf4.c
new file mode 100644
index 00000000000..72927d6d5d8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i16-mf4.c
@@ -0,0 +1,31 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e16m1,
+ vint16mf4_t,
+ vint32mf2_t,
+ __riscv_vle16_v_i16mf4,
+ __riscv_vwcvt_x_x_v_i32mf2,
+ __riscv_vse32_v_i32mf2,
+ vwcvt,
+ LOOP_UNARY_BODY_X16)
+
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v0,v1([^0-9]|$)} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v2,v3([^0-9]|$)} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v4,v5} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v6,v7} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v8,v9} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v10,v11} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v12,v13} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v14,v15} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v16,v17} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v18,v19} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v20,v21} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v22,v23} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v24,v25} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v26,v27} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v28,v29} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v30,v31} } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m1.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m1.c
new file mode 100644
index 00000000000..e1dd48da877
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m1.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e32m1,
+ vint32m1_t,
+ vint64m2_t,
+ __riscv_vle32_v_i32m1,
+ __riscv_vwcvt_x_x_v_i64m2,
+ __riscv_vse64_v_i64m2,
+ vwcvt,
+ LOOP_UNARY_BODY_X16)
+
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v0,v1([^0-9]|$)} 1 } }
*/
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v2,v3([^0-9]|$)} 1 } }
*/
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m2.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m2.c
new file mode 100644
index 00000000000..73958ef11f6
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m2.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e32m2,
+ vint32m2_t,
+ vint64m4_t,
+ __riscv_vle32_v_i32m2,
+ __riscv_vwcvt_x_x_v_i64m4,
+ __riscv_vse64_v_i64m4,
+ vwcvt,
+ LOOP_UNARY_BODY_X8)
+
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v0,v2([^0-9]|$)} 1 } }
*/
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v4,v6} 1 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m4.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m4.c
new file mode 100644
index 00000000000..0fd0fc1b62b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-m4.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e32m4,
+ vint32m4_t,
+ vint64m8_t,
+ __riscv_vle32_v_i32m4,
+ __riscv_vwcvt_x_x_v_i64m8,
+ __riscv_vse64_v_i64m8,
+ vwcvt,
+ LOOP_UNARY_BODY_X4)
+
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v0,v4} 1 } } */
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v8,v12} 1 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-mf2.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-mf2.c
new file mode 100644
index 00000000000..752065e4b6d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i32-mf2.c
@@ -0,0 +1,31 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e32m1,
+ vint32mf2_t,
+ vint64m1_t,
+ __riscv_vle32_v_i32mf2,
+ __riscv_vwcvt_x_x_v_i64m1,
+ __riscv_vse64_v_i64m1,
+ vwcvt,
+ LOOP_UNARY_BODY_X16)
+
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v0,v1([^0-9]|$)} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v2,v3([^0-9]|$)} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v4,v5} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v6,v7} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v8,v9} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v10,v11} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v12,v13} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v14,v15} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v16,v17} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v18,v19} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v20,v21} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v22,v23} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v24,v25} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v26,v27} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v28,v29} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v30,v31} } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m1.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m1.c
new file mode 100644
index 00000000000..107e0cf49f5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m1.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e8m1,
+ vint8m1_t,
+ vint16m2_t,
+ __riscv_vle8_v_i8m1,
+ __riscv_vwcvt_x_x_v_i16m2,
+ __riscv_vse16_v_i16m2,
+ vwcvt,
+ LOOP_UNARY_BODY_X16)
+
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v0,v1([^0-9]|$)} 1 } }
*/
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v2,v3([^0-9]|$)} 1 } }
*/
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m2.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m2.c
new file mode 100644
index 00000000000..664f305b8cb
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m2.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e8m2,
+ vint8m2_t,
+ vint16m4_t,
+ __riscv_vle8_v_i8m2,
+ __riscv_vwcvt_x_x_v_i16m4,
+ __riscv_vse16_v_i16m4,
+ vwcvt,
+ LOOP_UNARY_BODY_X8)
+
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v0,v2([^0-9]|$)} 1 } }
*/
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v4,v6} 1 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m4.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m4.c
new file mode 100644
index 00000000000..6783f4c5404
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-m4.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e8m4,
+ vint8m4_t,
+ vint16m8_t,
+ __riscv_vle8_v_i8m4,
+ __riscv_vwcvt_x_x_v_i16m8,
+ __riscv_vse16_v_i16m8,
+ vwcvt,
+ LOOP_UNARY_BODY_X4)
+
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v0,v4} 1 } } */
+/* { dg-final { scan-assembler-times {vwcvt\.x\.x\.v\s+v8,v12} 1 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf2.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf2.c
new file mode 100644
index 00000000000..21be67818c6
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf2.c
@@ -0,0 +1,31 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e8m1,
+ vint8mf2_t,
+ vint16m1_t,
+ __riscv_vle8_v_i8mf2,
+ __riscv_vwcvt_x_x_v_i16m1,
+ __riscv_vse16_v_i16m1,
+ vwcvt,
+ LOOP_UNARY_BODY_X16)
+
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v0,v1([^0-9]|$)} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v2,v3([^0-9]|$)} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v4,v5} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v6,v7} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v8,v9} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v10,v11} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v12,v13} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v14,v15} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v16,v17} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v18,v19} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v20,v21} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v22,v23} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v24,v25} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v26,v27} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v28,v29} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v30,v31} } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf4.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf4.c
new file mode 100644
index 00000000000..28c6dc6a9ae
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf4.c
@@ -0,0 +1,31 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e8m1,
+ vint8mf4_t,
+ vint16mf2_t,
+ __riscv_vle8_v_i8mf4,
+ __riscv_vwcvt_x_x_v_i16mf2,
+ __riscv_vse16_v_i16mf2,
+ vwcvt,
+ LOOP_UNARY_BODY_X16)
+
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v0,v1([^0-9]|$)} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v2,v3([^0-9]|$)} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v4,v5} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v6,v7} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v8,v9} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v10,v11} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v12,v13} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v14,v15} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v16,v17} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v18,v19} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v20,v21} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v22,v23} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v24,v25} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v26,v27} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v28,v29} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v30,v31} } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf8.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf8.c
new file mode 100644
index 00000000000..38e04f846db
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/group_overlap/vwcvt-i8-mf8.c
@@ -0,0 +1,31 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64d" } */
+
+#include "group_overlap.h"
+
+DEF_GROUP_OVERLAP_UNARY_0(
+ __riscv_vsetvlmax_e8m1,
+ vint8mf8_t,
+ vint16mf4_t,
+ __riscv_vle8_v_i8mf8,
+ __riscv_vwcvt_x_x_v_i16mf4,
+ __riscv_vse16_v_i16mf4,
+ vwcvt,
+ LOOP_UNARY_BODY_X16)
+
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v0,v1([^0-9]|$)} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v2,v3([^0-9]|$)} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v4,v5} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v6,v7} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v8,v9} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v10,v11} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v12,v13} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v14,v15} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v16,v17} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v18,v19} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v20,v21} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v22,v23} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v24,v25} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v26,v27} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v28,v29} } } */
+/* { dg-final { scan-assembler-not {vwcvt\.x\.x\.v\s+v30,v31} } } */
--
2.43.0
