* [PATCH v1] RISC-V: Support RVV VFWNMACC rounding mode intrinsic API
@ 2023-08-14 2:36 pan2.li
[not found] ` <MW5PR11MB5908E09DD8533059A431C12CA917A@MW5PR11MB5908.namprd11.prod.outlook.com>
0 siblings, 1 reply; 3+ messages in thread
From: pan2.li @ 2023-08-14 2:36 UTC (permalink / raw)
To: gcc-patches; +Cc: juzhe.zhong, pan2.li, yanzhang.wang, kito.cheng
From: Pan Li <pan2.li@intel.com>
This patch would like to support the rounding mode API for the
VFWNMACC as the below samples.
* __riscv_vfwnmacc_vv_f64m2_rm
* __riscv_vfwnmacc_vv_f64m2_rm_m
* __riscv_vfwnmacc_vf_f64m2_rm
* __riscv_vfwnmacc_vf_f64m2_rm_m
Signed-off-by: Pan Li <pan2.li@intel.com>
gcc/ChangeLog:
* config/riscv/riscv-vector-builtins-bases.cc
(class vfwnmacc_frm): New class for frm.
(vfwnmacc_frm_obj): New declaration.
(BASE): Ditto.
* config/riscv/riscv-vector-builtins-bases.h: Ditto.
* config/riscv/riscv-vector-builtins-functions.def
(vfwnmacc_frm): New intrinsic function definition.
gcc/testsuite/ChangeLog:
* gcc.target/riscv/rvv/base/float-point-wnmacc.c: New test.
---
.../riscv/riscv-vector-builtins-bases.cc | 25 ++++++++++
.../riscv/riscv-vector-builtins-bases.h | 1 +
.../riscv/riscv-vector-builtins-functions.def | 2 +
.../riscv/rvv/base/float-point-wnmacc.c | 47 +++++++++++++++++++
4 files changed, 75 insertions(+)
create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/base/float-point-wnmacc.c
diff --git a/gcc/config/riscv/riscv-vector-builtins-bases.cc b/gcc/config/riscv/riscv-vector-builtins-bases.cc
index e84d6d1d047..4a7f2b8e3e9 100644
--- a/gcc/config/riscv/riscv-vector-builtins-bases.cc
+++ b/gcc/config/riscv/riscv-vector-builtins-bases.cc
@@ -562,6 +562,29 @@ public:
}
};
+/* Implements below instructions for frm
+ - vfwnmacc
+*/
+class vfwnmacc_frm : public function_base
+{
+public:
+ bool has_rounding_mode_operand_p () const override { return true; }
+
+ bool has_merge_operand_p () const override { return false; }
+
+ rtx expand (function_expander &e) const override
+ {
+ if (e.op_info->op == OP_TYPE_vf)
+ return e.use_widen_ternop_insn (
+ code_for_pred_widen_mul_neg_scalar (MINUS, e.vector_mode ()));
+ if (e.op_info->op == OP_TYPE_vv)
+ return e.use_widen_ternop_insn (
+ code_for_pred_widen_mul_neg (MINUS, e.vector_mode ()));
+
+ gcc_unreachable ();
+ }
+};
+
/* Implements vrsub. */
class vrsub : public function_base
{
@@ -2340,6 +2363,7 @@ static CONSTEXPR const vfmsub_frm vfmsub_frm_obj;
static CONSTEXPR const vfwmacc vfwmacc_obj;
static CONSTEXPR const vfwmacc_frm vfwmacc_frm_obj;
static CONSTEXPR const vfwnmacc vfwnmacc_obj;
+static CONSTEXPR const vfwnmacc_frm vfwnmacc_frm_obj;
static CONSTEXPR const vfwmsac vfwmsac_obj;
static CONSTEXPR const vfwnmsac vfwnmsac_obj;
static CONSTEXPR const unop<SQRT> vfsqrt_obj;
@@ -2584,6 +2608,7 @@ BASE (vfmsub_frm)
BASE (vfwmacc)
BASE (vfwmacc_frm)
BASE (vfwnmacc)
+BASE (vfwnmacc_frm)
BASE (vfwmsac)
BASE (vfwnmsac)
BASE (vfsqrt)
diff --git a/gcc/config/riscv/riscv-vector-builtins-bases.h b/gcc/config/riscv/riscv-vector-builtins-bases.h
index acbc7d42fbe..27c7deb4ec2 100644
--- a/gcc/config/riscv/riscv-vector-builtins-bases.h
+++ b/gcc/config/riscv/riscv-vector-builtins-bases.h
@@ -178,6 +178,7 @@ extern const function_base *const vfmsub_frm;
extern const function_base *const vfwmacc;
extern const function_base *const vfwmacc_frm;
extern const function_base *const vfwnmacc;
+extern const function_base *const vfwnmacc_frm;
extern const function_base *const vfwmsac;
extern const function_base *const vfwnmsac;
extern const function_base *const vfsqrt;
diff --git a/gcc/config/riscv/riscv-vector-builtins-functions.def b/gcc/config/riscv/riscv-vector-builtins-functions.def
index 0b73a5bcbc5..481c3b899f2 100644
--- a/gcc/config/riscv/riscv-vector-builtins-functions.def
+++ b/gcc/config/riscv/riscv-vector-builtins-functions.def
@@ -378,6 +378,8 @@ DEF_RVV_FUNCTION (vfwnmsac, alu, full_preds, f_wwfv_ops)
DEF_RVV_FUNCTION (vfwmacc_frm, alu_frm, full_preds, f_wwvv_ops)
DEF_RVV_FUNCTION (vfwmacc_frm, alu_frm, full_preds, f_wwfv_ops)
+DEF_RVV_FUNCTION (vfwnmacc_frm, alu_frm, full_preds, f_wwvv_ops)
+DEF_RVV_FUNCTION (vfwnmacc_frm, alu_frm, full_preds, f_wwfv_ops)
// 13.8. Vector Floating-Point Square-Root Instruction
DEF_RVV_FUNCTION (vfsqrt, alu, full_preds, f_v_ops)
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/base/float-point-wnmacc.c b/gcc/testsuite/gcc.target/riscv/rvv/base/float-point-wnmacc.c
new file mode 100644
index 00000000000..2602289ec88
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/base/float-point-wnmacc.c
@@ -0,0 +1,47 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64 -O3 -Wno-psabi" } */
+
+#include "riscv_vector.h"
+
+typedef float float32_t;
+
+vfloat64m2_t
+test_vfwnmacc_vv_f32m1_rm (vfloat64m2_t vd, vfloat32m1_t op1, vfloat32m1_t op2,
+ size_t vl) {
+ return __riscv_vfwnmacc_vv_f64m2_rm (vd, op1, op2, 0, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vv_f32m1_rm_m (vbool32_t mask, vfloat64m2_t vd, vfloat32m1_t op1,
+ vfloat32m1_t op2, size_t vl) {
+ return __riscv_vfwnmacc_vv_f64m2_rm_m (mask, vd, op1, op2, 1, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vf_f32m1_rm (vfloat64m2_t vd, float32_t op1, vfloat32m1_t op2,
+ size_t vl) {
+ return __riscv_vfwnmacc_vf_f64m2_rm (vd, op1, op2, 2, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vf_f32m1_rm_m (vbool32_t mask, vfloat64m2_t vd, float32_t op1,
+ vfloat32m1_t op2, size_t vl) {
+ return __riscv_vfwnmacc_vf_f64m2_rm_m (mask, vd, op1, op2, 3, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vv_f32m1 (vfloat64m2_t vd, vfloat32m1_t op1, vfloat32m1_t op2,
+ size_t vl) {
+ return __riscv_vfwnmacc_vv_f64m2 (vd, op1, op2, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vv_f32m1_m (vbool32_t mask, vfloat64m2_t vd, vfloat32m1_t op1,
+ vfloat32m1_t op2, size_t vl) {
+ return __riscv_vfwnmacc_vv_f64m2_m (mask, vd, op1, op2, vl);
+}
+
+/* { dg-final { scan-assembler-times {vfwnmacc\.[vw][vf]\s+v[0-9]+,\s*[fav]+[0-9]+,\s*[fav]+[0-9]+} 6 } } */
+/* { dg-final { scan-assembler-times {frrm\s+[axs][0-9]+} 4 } } */
+/* { dg-final { scan-assembler-times {fsrm\s+[axs][0-9]+} 4 } } */
+/* { dg-final { scan-assembler-times {fsrmi\s+[01234]} 4 } } */
--
2.34.1
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: FW: [PATCH v1] RISC-V: Support RVV VFWNMACC rounding mode intrinsic API
[not found] ` <MW5PR11MB5908E09DD8533059A431C12CA917A@MW5PR11MB5908.namprd11.prod.outlook.com>
@ 2023-08-14 7:03 ` juzhe.zhong
2023-08-14 7:07 ` Li, Pan2
0 siblings, 1 reply; 3+ messages in thread
From: juzhe.zhong @ 2023-08-14 7:03 UTC (permalink / raw)
To: pan2.li; +Cc: gcc-patches, kito.cheng
[-- Attachment #1: Type: text/plain, Size: 6565 bytes --]
LGTM
juzhe.zhong@rivai.ai
From: Li, Pan2
Date: 2023-08-14 15:01
To: juzhe.zhong@rivai.ai
Subject: FW: [PATCH v1] RISC-V: Support RVV VFWNMACC rounding mode intrinsic API
Kindly ping.
Pan
-----Original Message-----
From: Li, Pan2 <pan2.li@intel.com>
Sent: Monday, August 14, 2023 10:36 AM
To: gcc-patches@gcc.gnu.org
Cc: juzhe.zhong@rivai.ai; Li, Pan2 <pan2.li@intel.com>; Wang, Yanzhang <yanzhang.wang@intel.com>; kito.cheng@gmail.com
Subject: [PATCH v1] RISC-V: Support RVV VFWNMACC rounding mode intrinsic API
From: Pan Li <pan2.li@intel.com>
This patch would like to support the rounding mode API for the
VFWNMACC as the below samples.
* __riscv_vfwnmacc_vv_f64m2_rm
* __riscv_vfwnmacc_vv_f64m2_rm_m
* __riscv_vfwnmacc_vf_f64m2_rm
* __riscv_vfwnmacc_vf_f64m2_rm_m
Signed-off-by: Pan Li <pan2.li@intel.com>
gcc/ChangeLog:
* config/riscv/riscv-vector-builtins-bases.cc
(class vfwnmacc_frm): New class for frm.
(vfwnmacc_frm_obj): New declaration.
(BASE): Ditto.
* config/riscv/riscv-vector-builtins-bases.h: Ditto.
* config/riscv/riscv-vector-builtins-functions.def
(vfwnmacc_frm): New intrinsic function definition.
gcc/testsuite/ChangeLog:
* gcc.target/riscv/rvv/base/float-point-wnmacc.c: New test.
---
.../riscv/riscv-vector-builtins-bases.cc | 25 ++++++++++
.../riscv/riscv-vector-builtins-bases.h | 1 +
.../riscv/riscv-vector-builtins-functions.def | 2 +
.../riscv/rvv/base/float-point-wnmacc.c | 47 +++++++++++++++++++
4 files changed, 75 insertions(+)
create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/base/float-point-wnmacc.c
diff --git a/gcc/config/riscv/riscv-vector-builtins-bases.cc b/gcc/config/riscv/riscv-vector-builtins-bases.cc
index e84d6d1d047..4a7f2b8e3e9 100644
--- a/gcc/config/riscv/riscv-vector-builtins-bases.cc
+++ b/gcc/config/riscv/riscv-vector-builtins-bases.cc
@@ -562,6 +562,29 @@ public:
}
};
+/* Implements below instructions for frm
+ - vfwnmacc
+*/
+class vfwnmacc_frm : public function_base
+{
+public:
+ bool has_rounding_mode_operand_p () const override { return true; }
+
+ bool has_merge_operand_p () const override { return false; }
+
+ rtx expand (function_expander &e) const override
+ {
+ if (e.op_info->op == OP_TYPE_vf)
+ return e.use_widen_ternop_insn (
+ code_for_pred_widen_mul_neg_scalar (MINUS, e.vector_mode ()));
+ if (e.op_info->op == OP_TYPE_vv)
+ return e.use_widen_ternop_insn (
+ code_for_pred_widen_mul_neg (MINUS, e.vector_mode ()));
+
+ gcc_unreachable ();
+ }
+};
+
/* Implements vrsub. */
class vrsub : public function_base
{
@@ -2340,6 +2363,7 @@ static CONSTEXPR const vfmsub_frm vfmsub_frm_obj;
static CONSTEXPR const vfwmacc vfwmacc_obj;
static CONSTEXPR const vfwmacc_frm vfwmacc_frm_obj;
static CONSTEXPR const vfwnmacc vfwnmacc_obj;
+static CONSTEXPR const vfwnmacc_frm vfwnmacc_frm_obj;
static CONSTEXPR const vfwmsac vfwmsac_obj;
static CONSTEXPR const vfwnmsac vfwnmsac_obj;
static CONSTEXPR const unop<SQRT> vfsqrt_obj;
@@ -2584,6 +2608,7 @@ BASE (vfmsub_frm)
BASE (vfwmacc)
BASE (vfwmacc_frm)
BASE (vfwnmacc)
+BASE (vfwnmacc_frm)
BASE (vfwmsac)
BASE (vfwnmsac)
BASE (vfsqrt)
diff --git a/gcc/config/riscv/riscv-vector-builtins-bases.h b/gcc/config/riscv/riscv-vector-builtins-bases.h
index acbc7d42fbe..27c7deb4ec2 100644
--- a/gcc/config/riscv/riscv-vector-builtins-bases.h
+++ b/gcc/config/riscv/riscv-vector-builtins-bases.h
@@ -178,6 +178,7 @@ extern const function_base *const vfmsub_frm;
extern const function_base *const vfwmacc;
extern const function_base *const vfwmacc_frm;
extern const function_base *const vfwnmacc;
+extern const function_base *const vfwnmacc_frm;
extern const function_base *const vfwmsac;
extern const function_base *const vfwnmsac;
extern const function_base *const vfsqrt;
diff --git a/gcc/config/riscv/riscv-vector-builtins-functions.def b/gcc/config/riscv/riscv-vector-builtins-functions.def
index 0b73a5bcbc5..481c3b899f2 100644
--- a/gcc/config/riscv/riscv-vector-builtins-functions.def
+++ b/gcc/config/riscv/riscv-vector-builtins-functions.def
@@ -378,6 +378,8 @@ DEF_RVV_FUNCTION (vfwnmsac, alu, full_preds, f_wwfv_ops)
DEF_RVV_FUNCTION (vfwmacc_frm, alu_frm, full_preds, f_wwvv_ops)
DEF_RVV_FUNCTION (vfwmacc_frm, alu_frm, full_preds, f_wwfv_ops)
+DEF_RVV_FUNCTION (vfwnmacc_frm, alu_frm, full_preds, f_wwvv_ops)
+DEF_RVV_FUNCTION (vfwnmacc_frm, alu_frm, full_preds, f_wwfv_ops)
// 13.8. Vector Floating-Point Square-Root Instruction
DEF_RVV_FUNCTION (vfsqrt, alu, full_preds, f_v_ops)
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/base/float-point-wnmacc.c b/gcc/testsuite/gcc.target/riscv/rvv/base/float-point-wnmacc.c
new file mode 100644
index 00000000000..2602289ec88
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/base/float-point-wnmacc.c
@@ -0,0 +1,47 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64 -O3 -Wno-psabi" } */
+
+#include "riscv_vector.h"
+
+typedef float float32_t;
+
+vfloat64m2_t
+test_vfwnmacc_vv_f32m1_rm (vfloat64m2_t vd, vfloat32m1_t op1, vfloat32m1_t op2,
+ size_t vl) {
+ return __riscv_vfwnmacc_vv_f64m2_rm (vd, op1, op2, 0, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vv_f32m1_rm_m (vbool32_t mask, vfloat64m2_t vd, vfloat32m1_t op1,
+ vfloat32m1_t op2, size_t vl) {
+ return __riscv_vfwnmacc_vv_f64m2_rm_m (mask, vd, op1, op2, 1, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vf_f32m1_rm (vfloat64m2_t vd, float32_t op1, vfloat32m1_t op2,
+ size_t vl) {
+ return __riscv_vfwnmacc_vf_f64m2_rm (vd, op1, op2, 2, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vf_f32m1_rm_m (vbool32_t mask, vfloat64m2_t vd, float32_t op1,
+ vfloat32m1_t op2, size_t vl) {
+ return __riscv_vfwnmacc_vf_f64m2_rm_m (mask, vd, op1, op2, 3, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vv_f32m1 (vfloat64m2_t vd, vfloat32m1_t op1, vfloat32m1_t op2,
+ size_t vl) {
+ return __riscv_vfwnmacc_vv_f64m2 (vd, op1, op2, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vv_f32m1_m (vbool32_t mask, vfloat64m2_t vd, vfloat32m1_t op1,
+ vfloat32m1_t op2, size_t vl) {
+ return __riscv_vfwnmacc_vv_f64m2_m (mask, vd, op1, op2, vl);
+}
+
+/* { dg-final { scan-assembler-times {vfwnmacc\.[vw][vf]\s+v[0-9]+,\s*[fav]+[0-9]+,\s*[fav]+[0-9]+} 6 } } */
+/* { dg-final { scan-assembler-times {frrm\s+[axs][0-9]+} 4 } } */
+/* { dg-final { scan-assembler-times {fsrm\s+[axs][0-9]+} 4 } } */
+/* { dg-final { scan-assembler-times {fsrmi\s+[01234]} 4 } } */
--
2.34.1
^ permalink raw reply [flat|nested] 3+ messages in thread
* RE: FW: [PATCH v1] RISC-V: Support RVV VFWNMACC rounding mode intrinsic API
2023-08-14 7:03 ` FW: " juzhe.zhong
@ 2023-08-14 7:07 ` Li, Pan2
0 siblings, 0 replies; 3+ messages in thread
From: Li, Pan2 @ 2023-08-14 7:07 UTC (permalink / raw)
To: juzhe.zhong; +Cc: gcc-patches, kito.cheng
[-- Attachment #1: Type: text/plain, Size: 7214 bytes --]
Committed, thanks Juzhe.
Pan
From: juzhe.zhong@rivai.ai <juzhe.zhong@rivai.ai>
Sent: Monday, August 14, 2023 3:03 PM
To: Li, Pan2 <pan2.li@intel.com>
Cc: gcc-patches <gcc-patches@gcc.gnu.org>; kito.cheng <kito.cheng@gmail.com>
Subject: Re: FW: [PATCH v1] RISC-V: Support RVV VFWNMACC rounding mode intrinsic API
LGTM
________________________________
juzhe.zhong@rivai.ai<mailto:juzhe.zhong@rivai.ai>
From: Li, Pan2<mailto:pan2.li@intel.com>
Date: 2023-08-14 15:01
To: juzhe.zhong@rivai.ai<mailto:juzhe.zhong@rivai.ai>
Subject: FW: [PATCH v1] RISC-V: Support RVV VFWNMACC rounding mode intrinsic API
Kindly ping.
Pan
-----Original Message-----
From: Li, Pan2 <pan2.li@intel.com<mailto:pan2.li@intel.com>>
Sent: Monday, August 14, 2023 10:36 AM
To: gcc-patches@gcc.gnu.org<mailto:gcc-patches@gcc.gnu.org>
Cc: juzhe.zhong@rivai.ai<mailto:juzhe.zhong@rivai.ai>; Li, Pan2 <pan2.li@intel.com<mailto:pan2.li@intel.com>>; Wang, Yanzhang <yanzhang.wang@intel.com<mailto:yanzhang.wang@intel.com>>; kito.cheng@gmail.com<mailto:kito.cheng@gmail.com>
Subject: [PATCH v1] RISC-V: Support RVV VFWNMACC rounding mode intrinsic API
From: Pan Li <pan2.li@intel.com<mailto:pan2.li@intel.com>>
This patch would like to support the rounding mode API for the
VFWNMACC as the below samples.
* __riscv_vfwnmacc_vv_f64m2_rm
* __riscv_vfwnmacc_vv_f64m2_rm_m
* __riscv_vfwnmacc_vf_f64m2_rm
* __riscv_vfwnmacc_vf_f64m2_rm_m
Signed-off-by: Pan Li <pan2.li@intel.com<mailto:pan2.li@intel.com>>
gcc/ChangeLog:
* config/riscv/riscv-vector-builtins-bases.cc
(class vfwnmacc_frm): New class for frm.
(vfwnmacc_frm_obj): New declaration.
(BASE): Ditto.
* config/riscv/riscv-vector-builtins-bases.h: Ditto.
* config/riscv/riscv-vector-builtins-functions.def
(vfwnmacc_frm): New intrinsic function definition.
gcc/testsuite/ChangeLog:
* gcc.target/riscv/rvv/base/float-point-wnmacc.c: New test.
---
.../riscv/riscv-vector-builtins-bases.cc | 25 ++++++++++
.../riscv/riscv-vector-builtins-bases.h | 1 +
.../riscv/riscv-vector-builtins-functions.def | 2 +
.../riscv/rvv/base/float-point-wnmacc.c | 47 +++++++++++++++++++
4 files changed, 75 insertions(+)
create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/base/float-point-wnmacc.c
diff --git a/gcc/config/riscv/riscv-vector-builtins-bases.cc b/gcc/config/riscv/riscv-vector-builtins-bases.cc
index e84d6d1d047..4a7f2b8e3e9 100644
--- a/gcc/config/riscv/riscv-vector-builtins-bases.cc
+++ b/gcc/config/riscv/riscv-vector-builtins-bases.cc
@@ -562,6 +562,29 @@ public:
}
};
+/* Implements below instructions for frm
+ - vfwnmacc
+*/
+class vfwnmacc_frm : public function_base
+{
+public:
+ bool has_rounding_mode_operand_p () const override { return true; }
+
+ bool has_merge_operand_p () const override { return false; }
+
+ rtx expand (function_expander &e) const override
+ {
+ if (e.op_info->op == OP_TYPE_vf)
+ return e.use_widen_ternop_insn (
+ code_for_pred_widen_mul_neg_scalar (MINUS, e.vector_mode ()));
+ if (e.op_info->op == OP_TYPE_vv)
+ return e.use_widen_ternop_insn (
+ code_for_pred_widen_mul_neg (MINUS, e.vector_mode ()));
+
+ gcc_unreachable ();
+ }
+};
+
/* Implements vrsub. */
class vrsub : public function_base
{
@@ -2340,6 +2363,7 @@ static CONSTEXPR const vfmsub_frm vfmsub_frm_obj;
static CONSTEXPR const vfwmacc vfwmacc_obj;
static CONSTEXPR const vfwmacc_frm vfwmacc_frm_obj;
static CONSTEXPR const vfwnmacc vfwnmacc_obj;
+static CONSTEXPR const vfwnmacc_frm vfwnmacc_frm_obj;
static CONSTEXPR const vfwmsac vfwmsac_obj;
static CONSTEXPR const vfwnmsac vfwnmsac_obj;
static CONSTEXPR const unop<SQRT> vfsqrt_obj;
@@ -2584,6 +2608,7 @@ BASE (vfmsub_frm)
BASE (vfwmacc)
BASE (vfwmacc_frm)
BASE (vfwnmacc)
+BASE (vfwnmacc_frm)
BASE (vfwmsac)
BASE (vfwnmsac)
BASE (vfsqrt)
diff --git a/gcc/config/riscv/riscv-vector-builtins-bases.h b/gcc/config/riscv/riscv-vector-builtins-bases.h
index acbc7d42fbe..27c7deb4ec2 100644
--- a/gcc/config/riscv/riscv-vector-builtins-bases.h
+++ b/gcc/config/riscv/riscv-vector-builtins-bases.h
@@ -178,6 +178,7 @@ extern const function_base *const vfmsub_frm;
extern const function_base *const vfwmacc;
extern const function_base *const vfwmacc_frm;
extern const function_base *const vfwnmacc;
+extern const function_base *const vfwnmacc_frm;
extern const function_base *const vfwmsac;
extern const function_base *const vfwnmsac;
extern const function_base *const vfsqrt;
diff --git a/gcc/config/riscv/riscv-vector-builtins-functions.def b/gcc/config/riscv/riscv-vector-builtins-functions.def
index 0b73a5bcbc5..481c3b899f2 100644
--- a/gcc/config/riscv/riscv-vector-builtins-functions.def
+++ b/gcc/config/riscv/riscv-vector-builtins-functions.def
@@ -378,6 +378,8 @@ DEF_RVV_FUNCTION (vfwnmsac, alu, full_preds, f_wwfv_ops)
DEF_RVV_FUNCTION (vfwmacc_frm, alu_frm, full_preds, f_wwvv_ops)
DEF_RVV_FUNCTION (vfwmacc_frm, alu_frm, full_preds, f_wwfv_ops)
+DEF_RVV_FUNCTION (vfwnmacc_frm, alu_frm, full_preds, f_wwvv_ops)
+DEF_RVV_FUNCTION (vfwnmacc_frm, alu_frm, full_preds, f_wwfv_ops)
// 13.8. Vector Floating-Point Square-Root Instruction
DEF_RVV_FUNCTION (vfsqrt, alu, full_preds, f_v_ops)
diff --git a/gcc/testsuite/gcc.target/riscv/rvv/base/float-point-wnmacc.c b/gcc/testsuite/gcc.target/riscv/rvv/base/float-point-wnmacc.c
new file mode 100644
index 00000000000..2602289ec88
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/base/float-point-wnmacc.c
@@ -0,0 +1,47 @@
+/* { dg-do compile } */
+/* { dg-options "-march=rv64gcv -mabi=lp64 -O3 -Wno-psabi" } */
+
+#include "riscv_vector.h"
+
+typedef float float32_t;
+
+vfloat64m2_t
+test_vfwnmacc_vv_f32m1_rm (vfloat64m2_t vd, vfloat32m1_t op1, vfloat32m1_t op2,
+ size_t vl) {
+ return __riscv_vfwnmacc_vv_f64m2_rm (vd, op1, op2, 0, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vv_f32m1_rm_m (vbool32_t mask, vfloat64m2_t vd, vfloat32m1_t op1,
+ vfloat32m1_t op2, size_t vl) {
+ return __riscv_vfwnmacc_vv_f64m2_rm_m (mask, vd, op1, op2, 1, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vf_f32m1_rm (vfloat64m2_t vd, float32_t op1, vfloat32m1_t op2,
+ size_t vl) {
+ return __riscv_vfwnmacc_vf_f64m2_rm (vd, op1, op2, 2, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vf_f32m1_rm_m (vbool32_t mask, vfloat64m2_t vd, float32_t op1,
+ vfloat32m1_t op2, size_t vl) {
+ return __riscv_vfwnmacc_vf_f64m2_rm_m (mask, vd, op1, op2, 3, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vv_f32m1 (vfloat64m2_t vd, vfloat32m1_t op1, vfloat32m1_t op2,
+ size_t vl) {
+ return __riscv_vfwnmacc_vv_f64m2 (vd, op1, op2, vl);
+}
+
+vfloat64m2_t
+test_vfwnmacc_vv_f32m1_m (vbool32_t mask, vfloat64m2_t vd, vfloat32m1_t op1,
+ vfloat32m1_t op2, size_t vl) {
+ return __riscv_vfwnmacc_vv_f64m2_m (mask, vd, op1, op2, vl);
+}
+
+/* { dg-final { scan-assembler-times {vfwnmacc\.[vw][vf]\s+v[0-9]+,\s*[fav]+[0-9]+,\s*[fav]+[0-9]+} 6 } } */
+/* { dg-final { scan-assembler-times {frrm\s+[axs][0-9]+} 4 } } */
+/* { dg-final { scan-assembler-times {fsrm\s+[axs][0-9]+} 4 } } */
+/* { dg-final { scan-assembler-times {fsrmi\s+[01234]} 4 } } */
--
2.34.1
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2023-08-14 2:36 [PATCH v1] RISC-V: Support RVV VFWNMACC rounding mode intrinsic API pan2.li
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2023-08-14 7:03 ` FW: " juzhe.zhong
2023-08-14 7:07 ` Li, Pan2
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