gcc/ChangeLog:
* config/riscv/riscv-vector-builtins-bases.cc: Adapt expand.
* config/riscv/vector.md (@pred_single_widen_<plus_minus:optab><mode>):
Remove.
(@pred_single_widen_add<mode>): New pattern.
(@pred_single_widen_sub<mode>): New pattern.
gcc/testsuite/ChangeLog:
* gcc.target/riscv/rvv/autovec/widen/widen-1.c: Add floating-point.
* gcc.target/riscv/rvv/autovec/widen/widen-2.c: Ditto.
* gcc.target/riscv/rvv/autovec/widen/widen-5.c: Ditto.
* gcc.target/riscv/rvv/autovec/widen/widen-6.c: Ditto.
* gcc.target/riscv/rvv/autovec/widen/widen-complicate-1.c: Ditto.
* gcc.target/riscv/rvv/autovec/widen/widen-complicate-2.c: Ditto.
* gcc.target/riscv/rvv/autovec/widen/widen_run-1.c: Ditto.
* gcc.target/riscv/rvv/autovec/widen/widen_run-2.c: Ditto.
* gcc.target/riscv/rvv/autovec/widen/widen_run-5.c: Ditto.
* gcc.target/riscv/rvv/autovec/widen/widen_run-6.c: Ditto.
* gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-1.c: New test.
* gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-2.c: New test.
* gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-5.c: New test.
* gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-6.c: New test.
---
.../riscv/riscv-vector-builtins-bases.cc | 8 +++--
gcc/config/riscv/vector.md | 31 ++++++++++++++++---
.../riscv/rvv/autovec/widen/widen-1.c | 7 +++--
.../riscv/rvv/autovec/widen/widen-2.c | 7 +++--
.../riscv/rvv/autovec/widen/widen-5.c | 7 +++--
.../riscv/rvv/autovec/widen/widen-6.c | 7 +++--
.../rvv/autovec/widen/widen-complicate-1.c | 7 +++--
.../rvv/autovec/widen/widen-complicate-2.c | 7 +++--
.../riscv/rvv/autovec/widen/widen_run-1.c | 5 +--
.../riscv/rvv/autovec/widen/widen_run-2.c | 5 +--
.../riscv/rvv/autovec/widen/widen_run-5.c | 5 +--
.../riscv/rvv/autovec/widen/widen_run-6.c | 5 +--
.../rvv/autovec/widen/widen_run_zvfh-1.c | 28 +++++++++++++++++
.../rvv/autovec/widen/widen_run_zvfh-2.c | 28 +++++++++++++++++
.../rvv/autovec/widen/widen_run_zvfh-5.c | 28 +++++++++++++++++
.../rvv/autovec/widen/widen_run_zvfh-6.c | 28 +++++++++++++++++
16 files changed, 187 insertions(+), 26 deletions(-)
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-1.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-2.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-5.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-6.c
diff --git a/gcc/config/riscv/riscv-vector-builtins-bases.cc
b/gcc/config/riscv/riscv-vector-builtins-bases.cc
index fb74cb36ebd..f4a061a831b 100644
--- a/gcc/config/riscv/riscv-vector-builtins-bases.cc
+++ b/gcc/config/riscv/riscv-vector-builtins-bases.cc
@@ -390,8 +390,12 @@ public:
return e.use_exact_insn (
code_for_pred_dual_widen_scalar (CODE, e.vector_mode ()));
case OP_TYPE_wv:
- return e.use_exact_insn (
- code_for_pred_single_widen (CODE, e.vector_mode ()));
+ if (CODE == PLUS)
+ return e.use_exact_insn (
+ code_for_pred_single_widen_add (e.vector_mode ()));
+ else
+ return e.use_exact_insn (
+ code_for_pred_single_widen_sub (e.vector_mode ()));
case OP_TYPE_wf:
return e.use_exact_insn (
code_for_pred_single_widen_scalar (CODE, e.vector_mode ()));
diff --git a/gcc/config/riscv/vector.md b/gcc/config/riscv/vector.md
index b0b3b0ed977..406f96439ec 100644
--- a/gcc/config/riscv/vector.md
+++ b/gcc/config/riscv/vector.md
@@ -6574,7 +6574,7 @@
[(set_attr "type" "vf<widen_binop_insn_type>")
(set_attr "mode" "<V_DOUBLE_TRUNC>")])
-(define_insn "@pred_single_widen_<plus_minus:optab><mode>"
+(define_insn "@pred_single_widen_add<mode>"
[(set (match_operand:VWEXTF 0 "register_operand" "=&vr,
&vr")
(if_then_else:VWEXTF
(unspec:<VM>
@@ -6587,14 +6587,37 @@
(reg:SI VL_REGNUM)
(reg:SI VTYPE_REGNUM)
(reg:SI FRM_REGNUM)] UNSPEC_VPREDICATE)
- (plus_minus:VWEXTF
+ (plus:VWEXTF
+ (float_extend:VWEXTF
+ (match_operand:<V_DOUBLE_TRUNC> 4 "register_operand" " vr,
vr"))
+ (match_operand:VWEXTF 3 "register_operand" " vr,
vr"))
+ (match_operand:VWEXTF 2 "vector_merge_operand" " vu,
0")))]
+ "TARGET_VECTOR"
+ "vfwadd.wv\t%0,%3,%4%p1"
+ [(set_attr "type" "vfwalu")
+ (set_attr "mode" "<V_DOUBLE_TRUNC>")])
+
+(define_insn "@pred_single_widen_sub<mode>"
+ [(set (match_operand:VWEXTF 0 "register_operand" "=&vr,
&vr")
+ (if_then_else:VWEXTF
+ (unspec:<VM>
+ [(match_operand:<VM> 1 "vector_mask_operand"
"vmWc1,vmWc1")
+ (match_operand 5 "vector_length_operand" " rK,
rK")
+ (match_operand 6 "const_int_operand" " i,
i")
+ (match_operand 7 "const_int_operand" " i,
i")
+ (match_operand 8 "const_int_operand" " i,
i")
+ (match_operand 9 "const_int_operand" " i,
i")
+ (reg:SI VL_REGNUM)
+ (reg:SI VTYPE_REGNUM)
+ (reg:SI FRM_REGNUM)] UNSPEC_VPREDICATE)
+ (minus:VWEXTF
(match_operand:VWEXTF 3 "register_operand" " vr,
vr")
(float_extend:VWEXTF
(match_operand:<V_DOUBLE_TRUNC> 4 "register_operand" " vr,
vr")))
(match_operand:VWEXTF 2 "vector_merge_operand" " vu,
0")))]
"TARGET_VECTOR"
- "vfw<insn>.wv\t%0,%3,%4%p1"
- [(set_attr "type" "vf<widen_binop_insn_type>")
+ "vfwsub.wv\t%0,%3,%4%p1"
+ [(set_attr "type" "vfwalu")
(set_attr "mode" "<V_DOUBLE_TRUNC>")])
(define_insn "@pred_single_widen_<plus_minus:optab><mode>_scalar"
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-1.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-1.c
index 00edecab089..e2ec4ee9b99 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-1.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-1.c
@@ -1,5 +1,5 @@
/* { dg-do compile } */
-/* { dg-additional-options "-march=rv32gcv -mabi=ilp32d
--param=riscv-autovec-preference=scalable" } */
+/* { dg-additional-options "-march=rv32gcv_zvfh -mabi=ilp32d
--param=riscv-autovec-preference=scalable -ffast-math" } */
#include <stdint-gcc.h>
@@ -19,9 +19,12 @@
TEST_TYPE (int32_t, int16_t)
\
TEST_TYPE (uint32_t, uint16_t)
\
TEST_TYPE (int64_t, int32_t)
\
- TEST_TYPE (uint64_t, uint32_t)
+ TEST_TYPE (uint64_t, uint32_t)
\
+ TEST_TYPE (float, _Float16)
\
+ TEST_TYPE (double, float)
TEST_ALL ()
/* { dg-final { scan-assembler-times {\tvwadd\.vv} 3 } } */
/* { dg-final { scan-assembler-times {\tvwaddu\.vv} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfwadd\.vv} 2 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-2.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-2.c
index 4d370f583b7..246acf22dd8 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-2.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-2.c
@@ -1,5 +1,5 @@
/* { dg-do compile } */
-/* { dg-additional-options "-march=rv32gcv -mabi=ilp32d
--param=riscv-autovec-preference=scalable" } */
+/* { dg-additional-options "-march=rv32gcv_zvfh -mabi=ilp32d
--param=riscv-autovec-preference=scalable -ffast-math" } */
#include <stdint-gcc.h>
@@ -19,9 +19,12 @@
TEST_TYPE (int32_t, int16_t)
\
TEST_TYPE (uint32_t, uint16_t)
\
TEST_TYPE (int64_t, int32_t)
\
- TEST_TYPE (uint64_t, uint32_t)
+ TEST_TYPE (uint64_t, uint32_t)
\
+ TEST_TYPE (float, _Float16)
\
+ TEST_TYPE (double, float)
TEST_ALL ()
/* { dg-final { scan-assembler-times {\tvwsub\.vv} 3 } } */
/* { dg-final { scan-assembler-times {\tvwsubu\.vv} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfwsub\.vv} 2 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-5.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-5.c
index 7f8909272ab..62b121d7bbd 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-5.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-5.c
@@ -1,5 +1,5 @@
/* { dg-do compile } */
-/* { dg-additional-options "-march=rv32gcv -mabi=ilp32d
--param=riscv-autovec-preference=scalable" } */
+/* { dg-additional-options "-march=rv32gcv_zvfh -mabi=ilp32d
--param=riscv-autovec-preference=scalable -ffast-math" } */
#include <stdint-gcc.h>
@@ -19,9 +19,12 @@
TEST_TYPE (int32_t, int16_t)
\
TEST_TYPE (uint32_t, uint16_t)
\
TEST_TYPE (int64_t, int32_t)
\
- TEST_TYPE (uint64_t, uint32_t)
+ TEST_TYPE (uint64_t, uint32_t)
\
+ TEST_TYPE (float, _Float16)
\
+ TEST_TYPE (double, float)
TEST_ALL ()
/* { dg-final { scan-assembler-times {\tvwadd\.wv} 3 } } */
/* { dg-final { scan-assembler-times {\tvwaddu\.wv} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfwadd\.wv} 2 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-6.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-6.c
index f9542d7601e..cd4853778cf 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-6.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-6.c
@@ -1,5 +1,5 @@
/* { dg-do compile } */
-/* { dg-additional-options "-march=rv32gcv -mabi=ilp32d
--param=riscv-autovec-preference=scalable" } */
+/* { dg-additional-options "-march=rv32gcv_zvfh -mabi=ilp32d
--param=riscv-autovec-preference=scalable -ffast-math" } */
#include <stdint-gcc.h>
@@ -19,9 +19,12 @@
TEST_TYPE (int32_t, int16_t)
\
TEST_TYPE (uint32_t, uint16_t)
\
TEST_TYPE (int64_t, int32_t)
\
- TEST_TYPE (uint64_t, uint32_t)
+ TEST_TYPE (uint64_t, uint32_t)
\
+ TEST_TYPE (float, _Float16)
\
+ TEST_TYPE (double, float)
TEST_ALL ()
/* { dg-final { scan-assembler-times {\tvwsub\.wv} 3 } } */
/* { dg-final { scan-assembler-times {\tvwsubu\.wv} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfwsub\.wv} 2 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-complicate-1.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-complicate-1.c
index baf91b72d60..83e16c606d1 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-complicate-1.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-complicate-1.c
@@ -1,5 +1,5 @@
/* { dg-do compile } */
-/* { dg-additional-options "-march=rv32gcv -mabi=ilp32d
--param=riscv-autovec-preference=scalable" } */
+/* { dg-additional-options "-march=rv32gcv_zvfh -mabi=ilp32d
--param=riscv-autovec-preference=scalable -ffast-math" } */
#include <stdint-gcc.h>
@@ -23,9 +23,12 @@
TEST_TYPE (int32_t, int16_t)
\
TEST_TYPE (uint32_t, uint16_t)
\
TEST_TYPE (int64_t, int32_t)
\
- TEST_TYPE (uint64_t, uint32_t)
+ TEST_TYPE (uint64_t, uint32_t)
\
+ TEST_TYPE (float, _Float16)
\
+ TEST_TYPE (double, float)
TEST_ALL ()
/* { dg-final { scan-assembler-times {\tvwadd\.vv} 9 } } */
/* { dg-final { scan-assembler-times {\tvwaddu\.vv} 9 } } */
+/* { dg-final { scan-assembler-times {\tvfwadd\.vv} 6 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-complicate-2.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-complicate-2.c
index 6d1709bf2f6..97036e64d94 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-complicate-2.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen-complicate-2.c
@@ -1,5 +1,5 @@
/* { dg-do compile } */
-/* { dg-additional-options "-march=rv32gcv -mabi=ilp32d
--param=riscv-autovec-preference=scalable" } */
+/* { dg-additional-options "-march=rv32gcv_zvfh -mabi=ilp32d
--param=riscv-autovec-preference=scalable -ffast-math" } */
#include <stdint-gcc.h>
@@ -23,9 +23,12 @@
TEST_TYPE (int32_t, int16_t)
\
TEST_TYPE (uint32_t, uint16_t)
\
TEST_TYPE (int64_t, int32_t)
\
- TEST_TYPE (uint64_t, uint32_t)
+ TEST_TYPE (uint64_t, uint32_t)
\
+ TEST_TYPE (float, _Float16)
\
+ TEST_TYPE (double, float)
TEST_ALL ()
/* { dg-final { scan-assembler-times {\tvwsub\.vv} 9 } } */
/* { dg-final { scan-assembler-times {\tvwsubu\.vv} 9 } } */
+/* { dg-final { scan-assembler-times {\tvfwsub\.vv} 6 } } */
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-1.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-1.c
index 6cdeb571711..21d0934ad09 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-1.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-1.c
@@ -1,5 +1,5 @@
/* { dg-do run { target { riscv_vector } } } */
-/* { dg-additional-options "--param=riscv-autovec-preference=scalable" } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable
-ffast-math" } */
#include <assert.h>
#include "widen-1.c"
@@ -25,7 +25,8 @@
RUN (int32_t, int16_t, -32768)
\
RUN (uint32_t, uint16_t, 65535)
\
RUN (int64_t, int32_t, -2147483648)
\
- RUN (uint64_t, uint32_t, 4294967295)
+ RUN (uint64_t, uint32_t, 4294967295)
\
+ RUN (double, float, -2147483648)
int
main ()
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-2.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-2.c
index 84baa515610..e5805a9a5bb 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-2.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-2.c
@@ -1,5 +1,5 @@
/* { dg-do run { target { riscv_vector } } } */
-/* { dg-additional-options "--param=riscv-autovec-preference=scalable" } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable
-ffast-math" } */
#include <assert.h>
#include "widen-2.c"
@@ -25,7 +25,8 @@
RUN (int32_t, int16_t, -32768)
\
RUN (uint32_t, uint16_t, 65535)
\
RUN (int64_t, int32_t, -2147483648)
\
- RUN (uint64_t, uint32_t, 4294967295)
+ RUN (uint64_t, uint32_t, 4294967295)
\
+ RUN (double, float, -2147483648)
int
main ()
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-5.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-5.c
index ca16585a945..d94f7044087 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-5.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-5.c
@@ -1,5 +1,5 @@
/* { dg-do run { target { riscv_vector } } } */
-/* { dg-additional-options "--param=riscv-autovec-preference=scalable" } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable
-ffast-math" } */
#include <assert.h>
#include "widen-5.c"
@@ -25,7 +25,8 @@
RUN (int32_t, int16_t, -32768)
\
RUN (uint32_t, uint16_t, 65535)
\
RUN (int64_t, int32_t, -2147483648)
\
- RUN (uint64_t, uint32_t, 4294967295)
+ RUN (uint64_t, uint32_t, 4294967295)
\
+ RUN (double, float, -2147483648)
int
main ()
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-6.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-6.c
index 5b69c2ab0c6..6c4ccece141 100644
--- a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-6.c
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run-6.c
@@ -1,5 +1,5 @@
/* { dg-do run { target { riscv_vector } } } */
-/* { dg-additional-options "--param=riscv-autovec-preference=scalable" } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable
-ffast-math" } */
#include <assert.h>
#include "widen-6.c"
@@ -25,7 +25,8 @@
RUN (int32_t, int16_t, -32768)
\
RUN (uint32_t, uint16_t, 65535)
\
RUN (int64_t, int32_t, -2147483648)
\
- RUN (uint64_t, uint32_t, 4294967295)
+ RUN (uint64_t, uint32_t, 4294967295)
\
+ RUN (double, float, -2147483648)
int
main ()
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-1.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-1.c
new file mode 100644
index 00000000000..e70f06f5381
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-1.c
@@ -0,0 +1,28 @@
+/* { dg-do run { target { riscv_vector && riscv_zvfh_hw } } } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable
-ffast-math" } */
+
+#include <assert.h>
+#include "widen-1.c"
+
+#define SZ 512
+
+#define RUN(TYPE1, TYPE2, LIMIT)
\
+ TYPE2 a##TYPE2[SZ];
\
+ TYPE2 b##TYPE2[SZ];
\
+ TYPE1 dst##TYPE1[SZ];
\
+ for (int i = 0; i < SZ; i++)
\
+ {
\
+ a##TYPE2[i] = LIMIT + i % 8723;
\
+ b##TYPE2[i] = LIMIT + i & 1964;
\
+ }
\
+ vwadd_##TYPE1_##TYPE2 (dst##TYPE1, a##TYPE2, b##TYPE2, SZ);
\
+ for (int i = 0; i < SZ; i++)
\
+ assert (dst##TYPE1[i] == ((TYPE1) a##TYPE2[i] + (TYPE1) b##TYPE2[i]));
+
+#define RUN_ALL() RUN (float, _Float16, -32768)
+
+int
+main ()
+{
+ RUN_ALL ()
+}
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-2.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-2.c
new file mode 100644
index 00000000000..e07a82871a2
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-2.c
@@ -0,0 +1,28 @@
+/* { dg-do run { target { riscv_vector && riscv_zvfh_hw } } } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable
-ffast-math" } */
+
+#include <assert.h>
+#include "widen-2.c"
+
+#define SZ 512
+
+#define RUN(TYPE1, TYPE2, LIMIT)
\
+ TYPE2 a##TYPE2[SZ];
\
+ TYPE2 b##TYPE2[SZ];
\
+ TYPE1 dst##TYPE1[SZ];
\
+ for (int i = 0; i < SZ; i++)
\
+ {
\
+ a##TYPE2[i] = LIMIT + i % 8723;
\
+ b##TYPE2[i] = LIMIT + i & 1964;
\
+ }
\
+ vwsub_##TYPE1_##TYPE2 (dst##TYPE1, a##TYPE2, b##TYPE2, SZ);
\
+ for (int i = 0; i < SZ; i++)
\
+ assert (dst##TYPE1[i] == ((TYPE1) a##TYPE2[i] - (TYPE1) b##TYPE2[i]));
+
+#define RUN_ALL() RUN (float, _Float16, -32768)
+
+int
+main ()
+{
+ RUN_ALL ()
+}
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-5.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-5.c
new file mode 100644
index 00000000000..144e3d2b02b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-5.c
@@ -0,0 +1,28 @@
+/* { dg-do run { target { riscv_vector && riscv_zvfh_hw } } } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable
-ffast-math" } */
+
+#include <assert.h>
+#include "widen-5.c"
+
+#define SZ 512
+
+#define RUN(TYPE1, TYPE2, LIMIT)
\
+ TYPE2 a##TYPE2[SZ];
\
+ TYPE1 b##TYPE1[SZ];
\
+ TYPE1 dst##TYPE1[SZ];
\
+ for (int i = 0; i < SZ; i++)
\
+ {
\
+ a##TYPE2[i] = LIMIT + i % 8723;
\
+ b##TYPE1[i] = LIMIT + i & 1964;
\
+ }
\
+ vwadd_##TYPE1_##TYPE2 (dst##TYPE1, a##TYPE2, b##TYPE1, SZ);
\
+ for (int i = 0; i < SZ; i++)
\
+ assert (dst##TYPE1[i] == ((TYPE1) a##TYPE2[i] + (TYPE1) b##TYPE1[i]));
+
+#define RUN_ALL() RUN (float, _Float16, -32768)
+
+int
+main ()
+{
+ RUN_ALL ()
+}
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-6.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-6.c
new file mode 100644
index 00000000000..006dadec067
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/widen/widen_run_zvfh-6.c
@@ -0,0 +1,28 @@
+/* { dg-do run { target { riscv_vector && riscv_zvfh_hw } } } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable
-ffast-math" } */
+
+#include <assert.h>
+#include "widen-6.c"
+
+#define SZ 512
+
+#define RUN(TYPE1, TYPE2, LIMIT)
\
+ TYPE1 a##TYPE1[SZ];
\
+ TYPE2 b##TYPE2[SZ];
\
+ TYPE1 dst##TYPE1[SZ];
\
+ for (int i = 0; i < SZ; i++)
\
+ {
\
+ a##TYPE1[i] = LIMIT + i % 8723;
\
+ b##TYPE2[i] = LIMIT + i & 1964;
\
+ }
\
+ vwsub_##TYPE1_##TYPE2 (dst##TYPE1, a##TYPE1, b##TYPE2, SZ);
\
+ for (int i = 0; i < SZ; i++)
\
+ assert (dst##TYPE1[i] == ((TYPE1) a##TYPE1[i] - (TYPE1) b##TYPE2[i]));
+
+#define RUN_ALL() RUN (float, _Float16, -32768)
+
+int
+main ()
+{
+ RUN_ALL ()
+}
--
2.36.1
