Hi,
this patch implements widening and narrowing float-to-int and
int-to-float autovec conversions and adds tests.
Regards
Robin
gcc/ChangeLog:
* config/riscv/autovec.md (<optab><vnconvert><mode>2): New
expander.
(<float_cvt><vnconvert><mode>2): Dito.
(<optab><mode><vnconvert>2): Dito.
(<float_cvt><mode><vnconvert>2): Dito.
* config/riscv/vector-iterators.md: Add vnconvert.
gcc/testsuite/ChangeLog:
* gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-run.c: New test.
* gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-rv32gcv.c: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-rv64gcv.c: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-template.h: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-zvfh-run.c: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-run.c: New test.
* gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-rv32gcv.c: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-rv64gcv.c: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-template.h: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-zvfh-run.c: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-run.c: New test.
* gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-rv32gcv.c: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-rv64gcv.c: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-template.h: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-zvfh-run.c: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-run.c: New test.
* gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-rv32gcv.c: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-rv64gcv.c: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-template.h: New
test.
* gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-zvfh-run.c: New
test.
---
gcc/config/riscv/autovec.md | 76 +++++++++++++++
gcc/config/riscv/vector-iterators.md | 8 ++
.../rvv/autovec/conversions/vfncvt-ftoi-run.c | 96 +++++++++++++++++++
.../autovec/conversions/vfncvt-ftoi-rv32gcv.c | 7 ++
.../autovec/conversions/vfncvt-ftoi-rv64gcv.c | 7 ++
.../conversions/vfncvt-ftoi-template.h | 19 ++++
.../conversions/vfncvt-ftoi-zvfh-run.c | 42 ++++++++
.../rvv/autovec/conversions/vfncvt-itof-run.c | 52 ++++++++++
.../autovec/conversions/vfncvt-itof-rv32gcv.c | 7 ++
.../autovec/conversions/vfncvt-itof-rv64gcv.c | 7 ++
.../conversions/vfncvt-itof-template.h | 18 ++++
.../conversions/vfncvt-itof-zvfh-run.c | 64 +++++++++++++
.../rvv/autovec/conversions/vfwcvt-ftoi-run.c | 64 +++++++++++++
.../autovec/conversions/vfwcvt-ftoi-rv32gcv.c | 7 ++
.../autovec/conversions/vfwcvt-ftoi-rv64gcv.c | 7 ++
.../conversions/vfwcvt-ftoi-template.h | 17 ++++
.../conversions/vfwcvt-ftoi-zvfh-run.c | 64 +++++++++++++
.../rvv/autovec/conversions/vfwcvt-itof-run.c | 96 +++++++++++++++++++
.../autovec/conversions/vfwcvt-itof-rv32gcv.c | 7 ++
.../autovec/conversions/vfwcvt-itof-rv64gcv.c | 7 ++
.../conversions/vfwcvt-itof-template.h | 20 ++++
.../conversions/vfwcvt-itof-zvfh-run.c | 45 +++++++++
22 files changed, 737 insertions(+)
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-run.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-rv32gcv.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-rv64gcv.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-template.h
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-zvfh-run.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-run.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-rv32gcv.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-rv64gcv.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-template.h
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-zvfh-run.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-run.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-rv32gcv.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-rv64gcv.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-template.h
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-zvfh-run.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-run.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-rv32gcv.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-rv64gcv.c
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-template.h
create mode 100644
gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-zvfh-run.c
diff --git a/gcc/config/riscv/autovec.md b/gcc/config/riscv/autovec.md
index c2913128362..ba75c986b20 100644
--- a/gcc/config/riscv/autovec.md
+++ b/gcc/config/riscv/autovec.md
@@ -592,6 +592,82 @@ (define_expand "<float_cvt><vconvert><mode>2"
DONE;
})
+;; =========================================================================
+;; == Widening/narrowing Conversions
+;; =========================================================================
+
+;; -------------------------------------------------------------------------
+;; ---- [INT<-FP] Widening Conversions
+;; -------------------------------------------------------------------------
+;; Includes:
+;; - vfwcvt.rtz.xu.f.v
+;; - vfwcvt.rtz.x.f.v
+;; -------------------------------------------------------------------------
+(define_expand "<optab><vnconvert><mode>2"
+ [(set (match_operand:VWCONVERTI 0 "register_operand")
+ (any_fix:VWCONVERTI
+ (match_operand:<VNCONVERT> 1 "register_operand")))]
+ "TARGET_VECTOR"
+{
+ insn_code icode = code_for_pred_widen (<CODE>, <MODE>mode);
+ riscv_vector::emit_vlmax_insn (icode, riscv_vector::RVV_UNOP, operands);
+ DONE;
+})
+
+;; -------------------------------------------------------------------------
+;; ---- [FP<-INT] Widening Conversions
+;; -------------------------------------------------------------------------
+;; Includes:
+;; - vfwcvt.f.xu.v
+;; - vfwcvt.f.x.v
+;; -------------------------------------------------------------------------
+(define_expand "<float_cvt><vnconvert><mode>2"
+ [(set (match_operand:VF 0 "register_operand")
+ (any_float:VF
+ (match_operand:<VNCONVERT> 1 "register_operand")))]
+ "TARGET_VECTOR"
+{
+ insn_code icode = code_for_pred_widen (<CODE>, <MODE>mode);
+ riscv_vector::emit_vlmax_insn (icode, riscv_vector::RVV_UNOP, operands);
+ DONE;
+})
+
+;; -------------------------------------------------------------------------
+;; ---- [INT<-FP] Narrowing Conversions
+;; -------------------------------------------------------------------------
+;; Includes:
+;; - vfncvt.rtz.xu.f.v
+;; - vfncvt.rtz.x.f.v
+;; -------------------------------------------------------------------------
+(define_expand "<optab><mode><vnconvert>2"
+ [(set (match_operand:<VNCONVERT> 0 "register_operand")
+ (any_fix:<VNCONVERT>
+ (match_operand:VF 1 "register_operand")))]
+ "TARGET_VECTOR"
+{
+ insn_code icode = code_for_pred_narrow (<CODE>, <MODE>mode);
+ riscv_vector::emit_vlmax_insn (icode, riscv_vector::RVV_UNOP, operands);
+ DONE;
+})
+
+;; -------------------------------------------------------------------------
+;; ---- [FP<-INT] Narrowing Conversions
+;; -------------------------------------------------------------------------
+;; Includes:
+;; - vfncvt.f.xu.w
+;; - vfncvt.f.x.w
+;; -------------------------------------------------------------------------
+(define_expand "<float_cvt><mode><vnconvert>2"
+ [(set (match_operand:<VNCONVERT> 0 "register_operand")
+ (any_float:<VNCONVERT>
+ (match_operand:VWCONVERTI 1 "register_operand")))]
+ "TARGET_VECTOR"
+{
+ insn_code icode = code_for_pred_narrow (<CODE>, <MODE>mode);
+ riscv_vector::emit_vlmax_fp_insn (icode, riscv_vector::RVV_UNOP, operands);
+ DONE;
+})
+
;; =========================================================================
;; == Unary arithmetic
;; =========================================================================
diff --git a/gcc/config/riscv/vector-iterators.md
b/gcc/config/riscv/vector-iterators.md
index 573a1884e66..dcc51c60f07 100644
--- a/gcc/config/riscv/vector-iterators.md
+++ b/gcc/config/riscv/vector-iterators.md
@@ -1450,6 +1450,14 @@ (define_mode_attr VNCONVERT [
(VNx1DF "VNx1SI") (VNx2DF "VNx2SI") (VNx4DF "VNx4SI") (VNx8DF "VNx8SI")
(VNx16DF "VNx16SI")
])
+(define_mode_attr vnconvert [
+ (VNx1HF "vnx1qi") (VNx2HF "vnx2qi") (VNx4HF "vnx4qi") (VNx8HF "vnx8qi")
(VNx16HF "vnx16qi") (VNx32HF "vnx32qi") (VNx64HF "vnx64qi")
+ (VNx1SF "vnx1hi") (VNx2SF "vnx2hi") (VNx4SF "vnx4hi") (VNx8SF "vnx8hi")
(VNx16SF "vnx16hi") (VNx32SF "vnx32hi")
+ (VNx1SI "vnx1hf") (VNx2SI "vnx2hf") (VNx4SI "vnx4hf") (VNx8SI "vnx8hf")
(VNx16SI "vnx16hf") (VNx32SI "vnx32hf")
+ (VNx1DI "vnx1sf") (VNx2DI "vnx2sf") (VNx4DI "vnx4sf") (VNx8DI "vnx8sf")
(VNx16DI "vnx16sf")
+ (VNx1DF "vnx1si") (VNx2DF "vnx2si") (VNx4DF "vnx4si") (VNx8DF "vnx8si")
(VNx16DF "vnx16si")
+])
+
(define_mode_attr VDEMOTE [
(VNx1DI "VNx2SI") (VNx2DI "VNx4SI")
(VNx4DI "VNx8SI") (VNx8DI "VNx16SI") (VNx16DI "VNx32SI")
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-run.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-run.c
new file mode 100644
index 00000000000..ce3fcfa9af8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-run.c
@@ -0,0 +1,96 @@
+/* { dg-do run { target { riscv_vector } } } */
+/* { dg-additional-options "-std=c99 -fno-vect-cost-model
--param=riscv-autovec-preference=scalable" } */
+
+#include "vfncvt-ftoi-template.h"
+
+#define RUN(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * -3.1315926 - 92.947289;
\
+ }
\
+ vfncvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+#define RUN2(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * 3.1315926 + 92.947289;
\
+ }
\
+ vfncvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+int
+main ()
+{
+ RUN (float, int16_t, 3)
+ RUN (float, int16_t, 4)
+ RUN (float, int16_t, 7)
+ RUN (float, int16_t, 99)
+ RUN (float, int16_t, 119)
+ RUN (float, int16_t, 128)
+ RUN (float, int16_t, 256)
+ RUN (float, int16_t, 279)
+ RUN (float, int16_t, 555)
+ RUN (float, int16_t, 1024)
+ RUN (float, int16_t, 1389)
+ RUN (float, int16_t, 2048)
+ RUN (float, int16_t, 3989)
+ RUN (float, int16_t, 4096)
+ RUN (float, int16_t, 5975)
+
+ RUN2 (float, uint16_t, 3)
+ RUN2 (float, uint16_t, 4)
+ RUN2 (float, uint16_t, 7)
+ RUN2 (float, uint16_t, 99)
+ RUN2 (float, uint16_t, 119)
+ RUN2 (float, uint16_t, 128)
+ RUN2 (float, uint16_t, 256)
+ RUN2 (float, uint16_t, 279)
+ RUN2 (float, uint16_t, 555)
+ RUN2 (float, uint16_t, 1024)
+ RUN2 (float, uint16_t, 1389)
+ RUN2 (float, uint16_t, 2048)
+ RUN2 (float, uint16_t, 3989)
+ RUN2 (float, uint16_t, 4096)
+ RUN2 (float, uint16_t, 5975)
+
+ RUN (double, int32_t, 3)
+ RUN (double, int32_t, 4)
+ RUN (double, int32_t, 7)
+ RUN (double, int32_t, 99)
+ RUN (double, int32_t, 119)
+ RUN (double, int32_t, 128)
+ RUN (double, int32_t, 256)
+ RUN (double, int32_t, 279)
+ RUN (double, int32_t, 555)
+ RUN (double, int32_t, 1024)
+ RUN (double, int32_t, 1389)
+ RUN (double, int32_t, 2048)
+ RUN (double, int32_t, 3989)
+ RUN (double, int32_t, 4096)
+ RUN (double, int32_t, 5975)
+
+ RUN2 (double, uint32_t, 3)
+ RUN2 (double, uint32_t, 4)
+ RUN2 (double, uint32_t, 7)
+ RUN2 (double, uint32_t, 99)
+ RUN2 (double, uint32_t, 119)
+ RUN2 (double, uint32_t, 128)
+ RUN2 (double, uint32_t, 256)
+ RUN2 (double, uint32_t, 279)
+ RUN2 (double, uint32_t, 555)
+ RUN2 (double, uint32_t, 1024)
+ RUN2 (double, uint32_t, 1389)
+ RUN2 (double, uint32_t, 2048)
+ RUN2 (double, uint32_t, 3989)
+ RUN2 (double, uint32_t, 4096)
+ RUN2 (double, uint32_t, 5975)
+}
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-rv32gcv.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-rv32gcv.c
new file mode 100644
index 00000000000..4bed5eb7fff
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-rv32gcv.c
@@ -0,0 +1,7 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-std=c99 -fno-vect-cost-model -march=rv32gcv_zvfh
-mabi=ilp32d --param=riscv-autovec-preference=scalable" } */
+
+#include "vfncvt-ftoi-template.h"
+
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.x\.f\.w} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.xu\.f\.w} 3 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-rv64gcv.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-rv64gcv.c
new file mode 100644
index 00000000000..7efc3f31c26
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-rv64gcv.c
@@ -0,0 +1,7 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-std=c99 -fno-vect-cost-model -march=rv64gcv_zvfh
-mabi=lp64d --param=riscv-autovec-preference=scalable" } */
+
+#include "vfncvt-ftoi-template.h"
+
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.x\.f\.w} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.xu\.f\.w} 3 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-template.h
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-template.h
new file mode 100644
index 00000000000..e5649843017
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-template.h
@@ -0,0 +1,19 @@
+#include <stdint-gcc.h>
+
+#define TEST(TYPE1, TYPE2)
\
+ __attribute__ ((noipa)) void vfncvt_##TYPE1##TYPE2 (TYPE2 *dst, TYPE1 *a,
\
+ int n) \
+ {
\
+ for (int i = 0; i < n; i++)
\
+ dst[i] = (TYPE1) a[i];
\
+ }
+
+#define TEST_ALL()
\
+ TEST (double, int32_t)
\
+ TEST (double, uint32_t)
\
+ TEST (float, int16_t)
\
+ TEST (float, uint16_t) \
+ TEST (_Float16, int8_t) \
+ TEST (_Float16, uint8_t) \
+
+TEST_ALL ()
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-zvfh-run.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-zvfh-run.c
new file mode 100644
index 00000000000..9771562d7d0
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-ftoi-zvfh-run.c
@@ -0,0 +1,42 @@
+/* { dg-do run { target { riscv_vector && riscv_zvfh_hw } } } */
+/* { dg-additional-options "-std=c99 -march=rv64gcv_zvfh -mabi=lp64d
-fno-vect-cost-model --param=riscv-autovec-preference=scalable" } */
+
+#include "vfncvt-ftoi-template.h"
+
+#define RUN(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * -3.1315926 - 8.947289;
\
+ }
\
+ vfcvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+#define RUN2(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * 3.1315926 + 8.947289;
\
+ }
\
+ vfcvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+int
+main ()
+{
+ RUN (_Float16, int8_t, 3)
+ RUN (_Float16, int8_t, 4)
+ RUN (_Float16, int8_t, 13)
+ RUN (_Float16, int8_t, 40)
+
+ RUN2 (_Float16, uint8_t, 1)
+ RUN2 (_Float16, uint8_t, 8)
+ RUN2 (_Float16, uint8_t, 21)
+ RUN2 (_Float16, uint8_t, 33)
+}
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-run.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-run.c
new file mode 100644
index 00000000000..9f3db6c1e5f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-run.c
@@ -0,0 +1,52 @@
+/* { dg-do run { target { riscv_vector } } } */
+/* { dg-additional-options "-std=c99 -fno-vect-cost-model
--param=riscv-autovec-preference=scalable" } */
+
+#include "vfncvt-itof-template.h"
+
+#define RUN(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * 3 + 88932;
\
+ }
\
+ vfncvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+int
+main ()
+{
+ RUN (int64_t, float, 3)
+ RUN (int64_t, float, 4)
+ RUN (int64_t, float, 7)
+ RUN (int64_t, float, 99)
+ RUN (int64_t, float, 119)
+ RUN (int64_t, float, 128)
+ RUN (int64_t, float, 256)
+ RUN (int64_t, float, 279)
+ RUN (int64_t, float, 555)
+ RUN (int64_t, float, 1024)
+ RUN (int64_t, float, 1389)
+ RUN (int64_t, float, 2048)
+ RUN (int64_t, float, 3989)
+ RUN (int64_t, float, 4096)
+ RUN (int64_t, float, 5975)
+
+ RUN (uint64_t, float, 3)
+ RUN (uint64_t, float, 4)
+ RUN (uint64_t, float, 7)
+ RUN (uint64_t, float, 99)
+ RUN (uint64_t, float, 119)
+ RUN (uint64_t, float, 128)
+ RUN (uint64_t, float, 256)
+ RUN (uint64_t, float, 279)
+ RUN (uint64_t, float, 555)
+ RUN (uint64_t, float, 1024)
+ RUN (uint64_t, float, 1389)
+ RUN (uint64_t, float, 2048)
+ RUN (uint64_t, float, 3989)
+ RUN (uint64_t, float, 4096)
+ RUN (uint64_t, float, 5975)
+}
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-rv32gcv.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-rv32gcv.c
new file mode 100644
index 00000000000..dd5b95c903d
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-rv32gcv.c
@@ -0,0 +1,7 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-std=c99 -fno-vect-cost-model -march=rv32gcv_zvfh
-mabi=ilp32d --param=riscv-autovec-preference=scalable" } */
+
+#include "vfncvt-itof-template.h"
+
+/* { dg-final { scan-assembler-times {\tvfncvt\.f\.x\.w} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.f\.xu\.w} 2 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-rv64gcv.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-rv64gcv.c
new file mode 100644
index 00000000000..b3bdeced81d
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-rv64gcv.c
@@ -0,0 +1,7 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-std=c99 -fno-vect-cost-model -march=rv64gcv_zvfh
-mabi=lp64d --param=riscv-autovec-preference=scalable" } */
+
+#include "vfncvt-itof-template.h"
+
+/* { dg-final { scan-assembler-times {\tvfncvt\.f\.x\.w} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.f\.xu\.w} 2 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-template.h
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-template.h
new file mode 100644
index 00000000000..6ef5f0d5e76
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-template.h
@@ -0,0 +1,18 @@
+#include <stdint-gcc.h>
+
+#define TEST(TYPE1, TYPE2) \
+ __attribute__ ((noipa)) \
+ void vfncvt_##TYPE1##TYPE2 (TYPE2 *restrict dst, \
+ TYPE1 *restrict a, int n) \
+ { \
+ for (int i = 0; i < n; i++) \
+ dst[i] = (TYPE1) a[i]; \
+ }
+
+#define TEST_ALL() \
+ TEST (int64_t, float) \
+ TEST (uint64_t, float) \
+ TEST (int32_t, _Float16) \
+ TEST (uint32_t, _Float16) \
+
+TEST_ALL ()
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-zvfh-run.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-zvfh-run.c
new file mode 100644
index 00000000000..b4e59c65ac7
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfncvt-itof-zvfh-run.c
@@ -0,0 +1,64 @@
+/* { dg-do run { target { riscv_vector && riscv_zvfh_hw } } } */
+/* { dg-additional-options "-std=c99 -march=rv64gcv_zvfh -mabi=lp64d
-fno-vect-cost-model --param=riscv-autovec-preference=scalable" } */
+
+#include "vfncvt-itof-template.h"
+
+#define RUN(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * -3 - 832;
\
+ }
\
+ vfncvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+#define RUN2(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * 3 + 892;
\
+ }
\
+ vfncvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+int
+main ()
+{
+ RUN (int32_t, _Float16, 3)
+ RUN (int32_t, _Float16, 4)
+ RUN (int32_t, _Float16, 7)
+ RUN (int32_t, _Float16, 99)
+ RUN (int32_t, _Float16, 119)
+ RUN (int32_t, _Float16, 128)
+ RUN (int32_t, _Float16, 256)
+ RUN (int32_t, _Float16, 279)
+ RUN (int32_t, _Float16, 555)
+ RUN (int32_t, _Float16, 1024)
+ RUN (int32_t, _Float16, 1389)
+ RUN (int32_t, _Float16, 2048)
+ RUN (int32_t, _Float16, 3989)
+ RUN (int32_t, _Float16, 4096)
+ RUN (int32_t, _Float16, 5975)
+
+ RUN2 (uint32_t, _Float16, 3)
+ RUN2 (uint32_t, _Float16, 4)
+ RUN2 (uint32_t, _Float16, 7)
+ RUN2 (uint32_t, _Float16, 99)
+ RUN2 (uint32_t, _Float16, 119)
+ RUN2 (uint32_t, _Float16, 128)
+ RUN2 (uint32_t, _Float16, 256)
+ RUN2 (uint32_t, _Float16, 279)
+ RUN2 (uint32_t, _Float16, 555)
+ RUN2 (uint32_t, _Float16, 1024)
+ RUN2 (uint32_t, _Float16, 1389)
+ RUN2 (uint32_t, _Float16, 2048)
+ RUN2 (uint32_t, _Float16, 3989)
+ RUN2 (uint32_t, _Float16, 4096)
+ RUN2 (uint32_t, _Float16, 5975)
+}
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-run.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-run.c
new file mode 100644
index 00000000000..928e0b39170
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-run.c
@@ -0,0 +1,64 @@
+/* { dg-do run { target { riscv_vector } } } */
+/* { dg-additional-options "-std=c99 -fno-vect-cost-model
--param=riscv-autovec-preference=scalable" } */
+
+#include "vfwcvt-ftoi-template.h"
+
+#define RUN(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * -3.1315926 - 932.947289;
\
+ }
\
+ vfwcvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+#define RUN2(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * 3.1315926 + 932.947289;
\
+ }
\
+ vfwcvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+int
+main ()
+{
+ RUN (float, int64_t, 3)
+ RUN (float, int64_t, 4)
+ RUN (float, int64_t, 7)
+ RUN (float, int64_t, 99)
+ RUN (float, int64_t, 119)
+ RUN (float, int64_t, 128)
+ RUN (float, int64_t, 256)
+ RUN (float, int64_t, 279)
+ RUN (float, int64_t, 555)
+ RUN (float, int64_t, 1024)
+ RUN (float, int64_t, 1389)
+ RUN (float, int64_t, 2048)
+ RUN (float, int64_t, 3989)
+ RUN (float, int64_t, 4096)
+ RUN (float, int64_t, 5975)
+
+ RUN2 (float, uint64_t, 3)
+ RUN2 (float, uint64_t, 4)
+ RUN2 (float, uint64_t, 7)
+ RUN2 (float, uint64_t, 99)
+ RUN2 (float, uint64_t, 119)
+ RUN2 (float, uint64_t, 128)
+ RUN2 (float, uint64_t, 256)
+ RUN2 (float, uint64_t, 279)
+ RUN2 (float, uint64_t, 555)
+ RUN2 (float, uint64_t, 1024)
+ RUN2 (float, uint64_t, 1389)
+ RUN2 (float, uint64_t, 2048)
+ RUN2 (float, uint64_t, 3989)
+ RUN2 (float, uint64_t, 4096)
+ RUN2 (float, uint64_t, 5975)
+}
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-rv32gcv.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-rv32gcv.c
new file mode 100644
index 00000000000..ce2bea48067
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-rv32gcv.c
@@ -0,0 +1,7 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-std=c99 -fno-vect-cost-model -march=rv32gcv_zvfh
-mabi=ilp32d --param=riscv-autovec-preference=scalable" } */
+
+#include "vfwcvt-ftoi-template.h"
+
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.x\.f\.v} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.xu\.f\.v} 2 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-rv64gcv.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-rv64gcv.c
new file mode 100644
index 00000000000..99aa3de4281
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-rv64gcv.c
@@ -0,0 +1,7 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-std=c99 -fno-vect-cost-model -march=rv64gcv_zvfh
-mabi=lp64d --param=riscv-autovec-preference=scalable" } */
+
+#include "vfwcvt-ftoi-template.h"
+
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.x\.f\.v} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.xu\.f\.v} 2 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-template.h
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-template.h
new file mode 100644
index 00000000000..44702c754a6
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-template.h
@@ -0,0 +1,17 @@
+#include <stdint-gcc.h>
+
+#define TEST(TYPE1, TYPE2)
\
+ __attribute__ ((noipa)) void vfwcvt_##TYPE1##TYPE2 (TYPE2 *dst, TYPE1 *a,
\
+ int n) \
+ {
\
+ for (int i = 0; i < n; i++)
\
+ dst[i] = (TYPE1) a[i];
\
+ }
+
+#define TEST_ALL()
\
+ TEST (_Float16, int32_t)
\
+ TEST (_Float16, uint32_t)
\
+ TEST (float, int64_t)
\
+ TEST (float, uint64_t) \
+
+TEST_ALL ()
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-zvfh-run.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-zvfh-run.c
new file mode 100644
index 00000000000..15bcd05b592
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-ftoi-zvfh-run.c
@@ -0,0 +1,64 @@
+/* { dg-do run { target { riscv_vector && riscv_zvfh_hw } } } */
+/* { dg-additional-options "-std=c99 -march=rv64gcv_zvfh -mabi=lp64d
-fno-vect-cost-model --param=riscv-autovec-preference=scalable" } */
+
+#include "vfcvt_rtz-template.h"
+
+#define RUN(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * -3.1315926 - 832.947289;
\
+ }
\
+ vfcvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+#define RUN2(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * 3.1315926 + 832.947289;
\
+ }
\
+ vfcvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+int
+main ()
+{
+ RUN (_Float16, int32_t, 3)
+ RUN (_Float16, int32_t, 4)
+ RUN (_Float16, int32_t, 7)
+ RUN (_Float16, int32_t, 99)
+ RUN (_Float16, int32_t, 119)
+ RUN (_Float16, int32_t, 128)
+ RUN (_Float16, int32_t, 256)
+ RUN (_Float16, int32_t, 279)
+ RUN (_Float16, int32_t, 555)
+ RUN (_Float16, int32_t, 1024)
+ RUN (_Float16, int32_t, 1389)
+ RUN (_Float16, int32_t, 2048)
+ RUN (_Float16, int32_t, 3989)
+ RUN (_Float16, int32_t, 4096)
+ RUN (_Float16, int32_t, 5975)
+
+ RUN2 (_Float16, uint32_t, 3)
+ RUN2 (_Float16, uint32_t, 4)
+ RUN2 (_Float16, uint32_t, 7)
+ RUN2 (_Float16, uint32_t, 99)
+ RUN2 (_Float16, uint32_t, 119)
+ RUN2 (_Float16, uint32_t, 128)
+ RUN2 (_Float16, uint32_t, 256)
+ RUN2 (_Float16, uint32_t, 279)
+ RUN2 (_Float16, uint32_t, 555)
+ RUN2 (_Float16, uint32_t, 1024)
+ RUN2 (_Float16, uint32_t, 1389)
+ RUN2 (_Float16, uint32_t, 2048)
+ RUN2 (_Float16, uint32_t, 3989)
+ RUN2 (_Float16, uint32_t, 4096)
+ RUN2 (_Float16, uint32_t, 5975)
+}
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-run.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-run.c
new file mode 100644
index 00000000000..b9287f69558
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-run.c
@@ -0,0 +1,96 @@
+/* { dg-do run { target { riscv_vector } } } */
+/* { dg-additional-options "-std=c99 -fno-vect-cost-model
--param=riscv-autovec-preference=scalable" } */
+
+#include "vfwcvt-itof-template.h"
+
+#define RUN(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * -3 - 88932;
\
+ }
\
+ vfwcvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+#define RUN2(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * 3 + 88932;
\
+ }
\
+ vfwcvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+int
+main ()
+{
+ RUN (int16_t, float, 3)
+ RUN (int16_t, float, 4)
+ RUN (int16_t, float, 7)
+ RUN (int16_t, float, 99)
+ RUN (int16_t, float, 119)
+ RUN (int16_t, float, 128)
+ RUN (int16_t, float, 256)
+ RUN (int16_t, float, 279)
+ RUN (int16_t, float, 555)
+ RUN (int16_t, float, 1024)
+ RUN (int16_t, float, 1389)
+ RUN (int16_t, float, 2048)
+ RUN (int16_t, float, 3989)
+ RUN (int16_t, float, 4096)
+ RUN (int16_t, float, 5975)
+
+ RUN2 (uint16_t, float, 3)
+ RUN2 (uint16_t, float, 4)
+ RUN2 (uint16_t, float, 7)
+ RUN2 (uint16_t, float, 99)
+ RUN2 (uint16_t, float, 119)
+ RUN2 (uint16_t, float, 128)
+ RUN2 (uint16_t, float, 256)
+ RUN2 (uint16_t, float, 279)
+ RUN2 (uint16_t, float, 555)
+ RUN2 (uint16_t, float, 1024)
+ RUN2 (uint16_t, float, 1389)
+ RUN2 (uint16_t, float, 2048)
+ RUN2 (uint16_t, float, 3989)
+ RUN2 (uint16_t, float, 4096)
+ RUN2 (uint16_t, float, 5975)
+
+ RUN (int32_t, double, 3)
+ RUN (int32_t, double, 4)
+ RUN (int32_t, double, 7)
+ RUN (int32_t, double, 99)
+ RUN (int32_t, double, 119)
+ RUN (int32_t, double, 128)
+ RUN (int32_t, double, 256)
+ RUN (int32_t, double, 279)
+ RUN (int32_t, double, 555)
+ RUN (int32_t, double, 1024)
+ RUN (int32_t, double, 1389)
+ RUN (int32_t, double, 2048)
+ RUN (int32_t, double, 3989)
+ RUN (int32_t, double, 4096)
+ RUN (int32_t, double, 5975)
+
+ RUN2 (uint32_t, double, 3)
+ RUN2 (uint32_t, double, 4)
+ RUN2 (uint32_t, double, 7)
+ RUN2 (uint32_t, double, 99)
+ RUN2 (uint32_t, double, 119)
+ RUN2 (uint32_t, double, 128)
+ RUN2 (uint32_t, double, 256)
+ RUN2 (uint32_t, double, 279)
+ RUN2 (uint32_t, double, 555)
+ RUN2 (uint32_t, double, 1024)
+ RUN2 (uint32_t, double, 1389)
+ RUN2 (uint32_t, double, 2048)
+ RUN2 (uint32_t, double, 3989)
+ RUN2 (uint32_t, double, 4096)
+ RUN2 (uint32_t, double, 5975)
+}
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-rv32gcv.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-rv32gcv.c
new file mode 100644
index 00000000000..898b9c17231
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-rv32gcv.c
@@ -0,0 +1,7 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-std=c99 -fno-vect-cost-model -march=rv32gcv_zvfh
-mabi=ilp32d --param=riscv-autovec-preference=scalable" } */
+
+#include "vfwcvt-itof-template.h"
+
+/* { dg-final { scan-assembler-times {\tvfwcvt\.f\.x\.v} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.f\.xu\.v} 3 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-rv64gcv.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-rv64gcv.c
new file mode 100644
index 00000000000..e177b63738c
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-rv64gcv.c
@@ -0,0 +1,7 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-std=c99 -fno-vect-cost-model -march=rv64gcv_zvfh
-mabi=lp64d --param=riscv-autovec-preference=scalable" } */
+
+#include "vfwcvt-itof-template.h"
+
+/* { dg-final { scan-assembler-times {\tvfwcvt\.f\.x\.v} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.f\.xu\.v} 3 } } */
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-template.h
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-template.h
new file mode 100644
index 00000000000..8dab5bfd93a
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-template.h
@@ -0,0 +1,20 @@
+#include <stdint-gcc.h>
+
+#define TEST(TYPE1, TYPE2) \
+ __attribute__ ((noipa)) \
+ void vfwcvt_##TYPE1##TYPE2 (TYPE2 *restrict dst, \
+ TYPE1 *restrict a, int n) \
+ { \
+ for (int i = 0; i < n; i++) \
+ dst[i] = (TYPE1) a[i]; \
+ }
+
+#define TEST_ALL() \
+ TEST (int16_t, float) \
+ TEST (uint16_t, float) \
+ TEST (int32_t, double) \
+ TEST (uint32_t, double) \
+ TEST (int8_t, _Float16) \
+ TEST (uint8_t, _Float16) \
+
+TEST_ALL ()
diff --git
a/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-zvfh-run.c
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-zvfh-run.c
new file mode 100644
index 00000000000..f89dc46d65f
--- /dev/null
+++
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/conversions/vfwcvt-itof-zvfh-run.c
@@ -0,0 +1,45 @@
+/* { dg-do run { target { riscv_vector && riscv_zvfh_hw } } } */
+/* { dg-additional-options "-std=c99 -march=rv64gcv_zvfh -mabi=lp64d
-fno-vect-cost-model --param=riscv-autovec-preference=scalable" } */
+
+#include "vfwcvt-itof-template.h"
+
+#define RUN(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * -3 - 8;
\
+ }
\
+ vfwcvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+#define RUN2(TYPE1, TYPE2, NUM)
\
+ TYPE1 src##TYPE1##TYPE2##NUM[NUM];
\
+ TYPE2 dst##TYPE1##TYPE2##NUM[NUM];
\
+ for (int i = 0; i < NUM; i++)
\
+ {
\
+ src##TYPE1##TYPE2##NUM[i] = i * 3 + 8;
\
+ }
\
+ vfwcvt_##TYPE1##TYPE2 (dst##TYPE1##TYPE2##NUM, src##TYPE1##TYPE2##NUM, NUM);
\
+ for (int i = 0; i < NUM; i++)
\
+ if (dst##TYPE1##TYPE2##NUM[i] != (TYPE2) src##TYPE1##TYPE2##NUM[i])
\
+ __builtin_abort ();
+
+int
+main ()
+{
+ RUN (int8_t, _Float16, 3)
+ RUN (int8_t, _Float16, 4)
+ RUN (int8_t, _Float16, 7)
+ RUN (int8_t, _Float16, 12)
+ RUN (int8_t, _Float16, 20)
+ RUN (int8_t, _Float16, 27)
+
+ RUN (int8_t, _Float16, 4)
+ RUN (int8_t, _Float16, 8)
+ RUN (int8_t, _Float16, 11)
+ RUN (int8_t, _Float16, 29)
+ RUN (int8_t, _Float16, 49)
+}
--
2.41.0
