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[RISCV][clang] Add Zvfbfmin C intrinsics support #79618

Merged
merged 4 commits into from
Feb 3, 2024
Merged

[RISCV][clang] Add Zvfbfmin C intrinsics support #79618

merged 4 commits into from
Feb 3, 2024

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@4vtomat 4vtomat commented Jan 26, 2024

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@llvmbot llvmbot added clang Clang issues not falling into any other category backend:RISC-V clang:frontend Language frontend issues, e.g. anything involving "Sema" labels Jan 26, 2024
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llvmbot commented Jan 26, 2024 •
edited

@llvm/pr-subscribers-clang

@llvm/pr-subscribers-backend-risc-v

Author: Brandon Wu (4vtomat)

Changes

Patch is 137.83 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/79618.diff

9 Files Affected:

  • (modified) clang/include/clang/Basic/riscv_vector.td (+16)
  • (added) clang/test/CodeGen/RISCV/rvv-intrinsics-autogenerated/non-policy/non-overloaded/vfncvtbf16.c (+218)
  • (added) clang/test/CodeGen/RISCV/rvv-intrinsics-autogenerated/non-policy/non-overloaded/vfwcvtbf16.c (+113)
  • (added) clang/test/CodeGen/RISCV/rvv-intrinsics-autogenerated/non-policy/overloaded/vfncvtbf16.c (+218)
  • (added) clang/test/CodeGen/RISCV/rvv-intrinsics-autogenerated/non-policy/overloaded/vfwcvtbf16.c (+113)
  • (added) clang/test/CodeGen/RISCV/rvv-intrinsics-autogenerated/policy/non-overloaded/vfncvtbf16.c (+408)
  • (added) clang/test/CodeGen/RISCV/rvv-intrinsics-autogenerated/policy/non-overloaded/vfwcvtbf16.c (+208)
  • (added) clang/test/CodeGen/RISCV/rvv-intrinsics-autogenerated/policy/overloaded/vfncvtbf16.c (+474)
  • (added) clang/test/CodeGen/RISCV/rvv-intrinsics-autogenerated/policy/overloaded/vfwcvtbf16.c (+228)
diff --git a/clang/include/clang/Basic/riscv_vector.td b/clang/include/clang/Basic/riscv_vector.td
index a00ca353588ed52..6af0f846fde3242 100644
--- a/clang/include/clang/Basic/riscv_vector.td
+++ b/clang/include/clang/Basic/riscv_vector.td
@@ -1883,6 +1883,12 @@ let Log2LMUL = [-3, -2, -1, 0, 1, 2] in {
   def vfncvt_rtz_x_f_w : RVVConvToNarrowingSignedBuiltin<"vfncvt_rtz_x">;
   def vfncvt_rod_f_f_w : RVVConvBuiltin<"v", "vw", "xf", "vfncvt_rod_f">;
 }
+
+// Zvfbfmin - Vector convert BF16 to FP32
+let Log2LMUL = [-2, -1, 0, 1, 2],
+    OverloadedName = "vfwcvtbf16_f" in
+defm : RVVConvBuiltinSet<"vfwcvtbf16_f_f_v", "y", [["Fw", "Fwv"]]>;
+
 let ManualCodegen = [{
   {
     // LLVM intrinsic
@@ -1970,6 +1976,11 @@ let ManualCodegen = [{
         defm : RVVConvBuiltinSet<"vfncvt_f_f_w", "x", [["v", "vwu"]]>;
       }
     }
+
+    // Zvfbfmin - Vector convert FP32 to BF16
+    let Log2LMUL = [-2, -1, 0, 1, 2],
+        OverloadedName = "vfncvtbf16_f" in
+    defm : RVVConvBuiltinSet<"vfncvtbf16_f_f_w", "y", [["v", "vFwu"]]>;
   }
 
   // 13.17. Single-Width Floating-Point/Integer Type-Convert Instructions
@@ -2015,6 +2026,11 @@ let ManualCodegen = [{
       defm : RVVConvBuiltinSet<"vfncvt_f_f_w", "x", [["v", "vw"]]>;
     }
   }
+
+  // Zvfbfmin - Vector convert FP32 to BF16
+  let Log2LMUL = [-2, -1, 0, 1, 2],
+      OverloadedName = "vfncvtbf16_f" in
+  defm : RVVConvBuiltinSet<"vfncvtbf16_f_f_w", "y", [["v", "vFw"]]>;
 }
 }
 
diff --git a/clang/test/CodeGen/RISCV/rvv-intrinsics-autogenerated/non-policy/non-overloaded/vfncvtbf16.c b/clang/test/CodeGen/RISCV/rvv-intrinsics-autogenerated/non-policy/non-overloaded/vfncvtbf16.c
new file mode 100644
index 000000000000000..35ef34a8dda025d
--- /dev/null
+++ b/clang/test/CodeGen/RISCV/rvv-intrinsics-autogenerated/non-policy/non-overloaded/vfncvtbf16.c
@@ -0,0 +1,218 @@
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 4
+// REQUIRES: riscv-registered-target
+// RUN: %clang_cc1 -triple riscv64 -target-feature +v -target-feature +zfh \
+// RUN:   -target-feature +zvfh -target-feature +experimental-zvfbfmin -disable-O0-optnone  \
+// RUN:   -emit-llvm %s -o - | opt -S -passes=mem2reg | \
+// RUN:   FileCheck --check-prefix=CHECK-RV64 %s
+
+#include <riscv_vector.h>
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 1 x bfloat> @test_vfncvtbf16_f_f_w_bf16mf4(
+// CHECK-RV64-SAME: <vscale x 1 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0:[0-9]+]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 1 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.nxv1bf16.nxv1f32.i64(<vscale x 1 x bfloat> poison, <vscale x 1 x float> [[VS2]], i64 7, i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 1 x bfloat> [[TMP0]]
+//
+vbfloat16mf4_t test_vfncvtbf16_f_f_w_bf16mf4(vfloat32mf2_t vs2, size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16mf4(vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 2 x bfloat> @test_vfncvtbf16_f_f_w_bf16mf2(
+// CHECK-RV64-SAME: <vscale x 2 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 2 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.nxv2bf16.nxv2f32.i64(<vscale x 2 x bfloat> poison, <vscale x 2 x float> [[VS2]], i64 7, i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 2 x bfloat> [[TMP0]]
+//
+vbfloat16mf2_t test_vfncvtbf16_f_f_w_bf16mf2(vfloat32m1_t vs2, size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16mf2(vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 4 x bfloat> @test_vfncvtbf16_f_f_w_bf16m1(
+// CHECK-RV64-SAME: <vscale x 4 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 4 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.nxv4bf16.nxv4f32.i64(<vscale x 4 x bfloat> poison, <vscale x 4 x float> [[VS2]], i64 7, i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 4 x bfloat> [[TMP0]]
+//
+vbfloat16m1_t test_vfncvtbf16_f_f_w_bf16m1(vfloat32m2_t vs2, size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16m1(vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 8 x bfloat> @test_vfncvtbf16_f_f_w_bf16m2(
+// CHECK-RV64-SAME: <vscale x 8 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 8 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.nxv8bf16.nxv8f32.i64(<vscale x 8 x bfloat> poison, <vscale x 8 x float> [[VS2]], i64 7, i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 8 x bfloat> [[TMP0]]
+//
+vbfloat16m2_t test_vfncvtbf16_f_f_w_bf16m2(vfloat32m4_t vs2, size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16m2(vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 16 x bfloat> @test_vfncvtbf16_f_f_w_bf16m4(
+// CHECK-RV64-SAME: <vscale x 16 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 16 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.nxv16bf16.nxv16f32.i64(<vscale x 16 x bfloat> poison, <vscale x 16 x float> [[VS2]], i64 7, i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 16 x bfloat> [[TMP0]]
+//
+vbfloat16m4_t test_vfncvtbf16_f_f_w_bf16m4(vfloat32m8_t vs2, size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16m4(vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 1 x bfloat> @test_vfncvtbf16_f_f_w_bf16mf4_m(
+// CHECK-RV64-SAME: <vscale x 1 x i1> [[VM:%.*]], <vscale x 1 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 1 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.mask.nxv1bf16.nxv1f32.i64(<vscale x 1 x bfloat> poison, <vscale x 1 x float> [[VS2]], <vscale x 1 x i1> [[VM]], i64 7, i64 [[VL]], i64 3)
+// CHECK-RV64-NEXT:    ret <vscale x 1 x bfloat> [[TMP0]]
+//
+vbfloat16mf4_t test_vfncvtbf16_f_f_w_bf16mf4_m(vbool64_t vm, vfloat32mf2_t vs2,
+                                               size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16mf4_m(vm, vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 2 x bfloat> @test_vfncvtbf16_f_f_w_bf16mf2_m(
+// CHECK-RV64-SAME: <vscale x 2 x i1> [[VM:%.*]], <vscale x 2 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 2 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.mask.nxv2bf16.nxv2f32.i64(<vscale x 2 x bfloat> poison, <vscale x 2 x float> [[VS2]], <vscale x 2 x i1> [[VM]], i64 7, i64 [[VL]], i64 3)
+// CHECK-RV64-NEXT:    ret <vscale x 2 x bfloat> [[TMP0]]
+//
+vbfloat16mf2_t test_vfncvtbf16_f_f_w_bf16mf2_m(vbool32_t vm, vfloat32m1_t vs2,
+                                               size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16mf2_m(vm, vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 4 x bfloat> @test_vfncvtbf16_f_f_w_bf16m1_m(
+// CHECK-RV64-SAME: <vscale x 4 x i1> [[VM:%.*]], <vscale x 4 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 4 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.mask.nxv4bf16.nxv4f32.i64(<vscale x 4 x bfloat> poison, <vscale x 4 x float> [[VS2]], <vscale x 4 x i1> [[VM]], i64 7, i64 [[VL]], i64 3)
+// CHECK-RV64-NEXT:    ret <vscale x 4 x bfloat> [[TMP0]]
+//
+vbfloat16m1_t test_vfncvtbf16_f_f_w_bf16m1_m(vbool16_t vm, vfloat32m2_t vs2,
+                                             size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16m1_m(vm, vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 8 x bfloat> @test_vfncvtbf16_f_f_w_bf16m2_m(
+// CHECK-RV64-SAME: <vscale x 8 x i1> [[VM:%.*]], <vscale x 8 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 8 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.mask.nxv8bf16.nxv8f32.i64(<vscale x 8 x bfloat> poison, <vscale x 8 x float> [[VS2]], <vscale x 8 x i1> [[VM]], i64 7, i64 [[VL]], i64 3)
+// CHECK-RV64-NEXT:    ret <vscale x 8 x bfloat> [[TMP0]]
+//
+vbfloat16m2_t test_vfncvtbf16_f_f_w_bf16m2_m(vbool8_t vm, vfloat32m4_t vs2,
+                                             size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16m2_m(vm, vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 16 x bfloat> @test_vfncvtbf16_f_f_w_bf16m4_m(
+// CHECK-RV64-SAME: <vscale x 16 x i1> [[VM:%.*]], <vscale x 16 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 16 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.mask.nxv16bf16.nxv16f32.i64(<vscale x 16 x bfloat> poison, <vscale x 16 x float> [[VS2]], <vscale x 16 x i1> [[VM]], i64 7, i64 [[VL]], i64 3)
+// CHECK-RV64-NEXT:    ret <vscale x 16 x bfloat> [[TMP0]]
+//
+vbfloat16m4_t test_vfncvtbf16_f_f_w_bf16m4_m(vbool4_t vm, vfloat32m8_t vs2,
+                                             size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16m4_m(vm, vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 1 x bfloat> @test_vfncvtbf16_f_f_w_bf16mf4_rm(
+// CHECK-RV64-SAME: <vscale x 1 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 1 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.nxv1bf16.nxv1f32.i64(<vscale x 1 x bfloat> poison, <vscale x 1 x float> [[VS2]], i64 0, i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 1 x bfloat> [[TMP0]]
+//
+vbfloat16mf4_t test_vfncvtbf16_f_f_w_bf16mf4_rm(vfloat32mf2_t vs2, size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16mf4_rm(vs2, __RISCV_FRM_RNE, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 2 x bfloat> @test_vfncvtbf16_f_f_w_bf16mf2_rm(
+// CHECK-RV64-SAME: <vscale x 2 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 2 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.nxv2bf16.nxv2f32.i64(<vscale x 2 x bfloat> poison, <vscale x 2 x float> [[VS2]], i64 0, i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 2 x bfloat> [[TMP0]]
+//
+vbfloat16mf2_t test_vfncvtbf16_f_f_w_bf16mf2_rm(vfloat32m1_t vs2, size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16mf2_rm(vs2, __RISCV_FRM_RNE, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 4 x bfloat> @test_vfncvtbf16_f_f_w_bf16m1_rm(
+// CHECK-RV64-SAME: <vscale x 4 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 4 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.nxv4bf16.nxv4f32.i64(<vscale x 4 x bfloat> poison, <vscale x 4 x float> [[VS2]], i64 0, i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 4 x bfloat> [[TMP0]]
+//
+vbfloat16m1_t test_vfncvtbf16_f_f_w_bf16m1_rm(vfloat32m2_t vs2, size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16m1_rm(vs2, __RISCV_FRM_RNE, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 8 x bfloat> @test_vfncvtbf16_f_f_w_bf16m2_rm(
+// CHECK-RV64-SAME: <vscale x 8 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 8 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.nxv8bf16.nxv8f32.i64(<vscale x 8 x bfloat> poison, <vscale x 8 x float> [[VS2]], i64 0, i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 8 x bfloat> [[TMP0]]
+//
+vbfloat16m2_t test_vfncvtbf16_f_f_w_bf16m2_rm(vfloat32m4_t vs2, size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16m2_rm(vs2, __RISCV_FRM_RNE, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 16 x bfloat> @test_vfncvtbf16_f_f_w_bf16m4_rm(
+// CHECK-RV64-SAME: <vscale x 16 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 16 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.nxv16bf16.nxv16f32.i64(<vscale x 16 x bfloat> poison, <vscale x 16 x float> [[VS2]], i64 0, i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 16 x bfloat> [[TMP0]]
+//
+vbfloat16m4_t test_vfncvtbf16_f_f_w_bf16m4_rm(vfloat32m8_t vs2, size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16m4_rm(vs2, __RISCV_FRM_RNE, vl);
+}
+
+vbfloat16mf4_t
+// CHECK-RV64-LABEL: define dso_local <vscale x 1 x bfloat> @test_vfncvtbf16_f_f_w_bf16mf4_rm_m(
+// CHECK-RV64-SAME: <vscale x 1 x i1> [[VM:%.*]], <vscale x 1 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 1 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.mask.nxv1bf16.nxv1f32.i64(<vscale x 1 x bfloat> poison, <vscale x 1 x float> [[VS2]], <vscale x 1 x i1> [[VM]], i64 0, i64 [[VL]], i64 3)
+// CHECK-RV64-NEXT:    ret <vscale x 1 x bfloat> [[TMP0]]
+//
+test_vfncvtbf16_f_f_w_bf16mf4_rm_m(vbool64_t vm, vfloat32mf2_t vs2, size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16mf4_rm_m(vm, vs2, __RISCV_FRM_RNE, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 2 x bfloat> @test_vfncvtbf16_f_f_w_bf16mf2_rm_m(
+// CHECK-RV64-SAME: <vscale x 2 x i1> [[VM:%.*]], <vscale x 2 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 2 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.mask.nxv2bf16.nxv2f32.i64(<vscale x 2 x bfloat> poison, <vscale x 2 x float> [[VS2]], <vscale x 2 x i1> [[VM]], i64 0, i64 [[VL]], i64 3)
+// CHECK-RV64-NEXT:    ret <vscale x 2 x bfloat> [[TMP0]]
+//
+vbfloat16mf2_t test_vfncvtbf16_f_f_w_bf16mf2_rm_m(vbool32_t vm,
+                                                  vfloat32m1_t vs2, size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16mf2_rm_m(vm, vs2, __RISCV_FRM_RNE, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 4 x bfloat> @test_vfncvtbf16_f_f_w_bf16m1_rm_m(
+// CHECK-RV64-SAME: <vscale x 4 x i1> [[VM:%.*]], <vscale x 4 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 4 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.mask.nxv4bf16.nxv4f32.i64(<vscale x 4 x bfloat> poison, <vscale x 4 x float> [[VS2]], <vscale x 4 x i1> [[VM]], i64 0, i64 [[VL]], i64 3)
+// CHECK-RV64-NEXT:    ret <vscale x 4 x bfloat> [[TMP0]]
+//
+vbfloat16m1_t test_vfncvtbf16_f_f_w_bf16m1_rm_m(vbool16_t vm, vfloat32m2_t vs2,
+                                                size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16m1_rm_m(vm, vs2, __RISCV_FRM_RNE, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 8 x bfloat> @test_vfncvtbf16_f_f_w_bf16m2_rm_m(
+// CHECK-RV64-SAME: <vscale x 8 x i1> [[VM:%.*]], <vscale x 8 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 8 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.mask.nxv8bf16.nxv8f32.i64(<vscale x 8 x bfloat> poison, <vscale x 8 x float> [[VS2]], <vscale x 8 x i1> [[VM]], i64 0, i64 [[VL]], i64 3)
+// CHECK-RV64-NEXT:    ret <vscale x 8 x bfloat> [[TMP0]]
+//
+vbfloat16m2_t test_vfncvtbf16_f_f_w_bf16m2_rm_m(vbool8_t vm, vfloat32m4_t vs2,
+                                                size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16m2_rm_m(vm, vs2, __RISCV_FRM_RNE, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 16 x bfloat> @test_vfncvtbf16_f_f_w_bf16m4_rm_m(
+// CHECK-RV64-SAME: <vscale x 16 x i1> [[VM:%.*]], <vscale x 16 x float> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 16 x bfloat> @llvm.riscv.vfncvtbf16.f.f.w.mask.nxv16bf16.nxv16f32.i64(<vscale x 16 x bfloat> poison, <vscale x 16 x float> [[VS2]], <vscale x 16 x i1> [[VM]], i64 0, i64 [[VL]], i64 3)
+// CHECK-RV64-NEXT:    ret <vscale x 16 x bfloat> [[TMP0]]
+//
+vbfloat16m4_t test_vfncvtbf16_f_f_w_bf16m4_rm_m(vbool4_t vm, vfloat32m8_t vs2,
+                                                size_t vl) {
+  return __riscv_vfncvtbf16_f_f_w_bf16m4_rm_m(vm, vs2, __RISCV_FRM_RNE, vl);
+}
diff --git a/clang/test/CodeGen/RISCV/rvv-intrinsics-autogenerated/non-policy/non-overloaded/vfwcvtbf16.c b/clang/test/CodeGen/RISCV/rvv-intrinsics-autogenerated/non-policy/non-overloaded/vfwcvtbf16.c
new file mode 100644
index 000000000000000..28100ece44d040f
--- /dev/null
+++ b/clang/test/CodeGen/RISCV/rvv-intrinsics-autogenerated/non-policy/non-overloaded/vfwcvtbf16.c
@@ -0,0 +1,113 @@
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 4
+// REQUIRES: riscv-registered-target
+// RUN: %clang_cc1 -triple riscv64 -target-feature +v -target-feature +zfh \
+// RUN:   -target-feature +zvfh -target-feature +experimental-zvfbfmin -disable-O0-optnone  \
+// RUN:   -emit-llvm %s -o - | opt -S -passes=mem2reg | \
+// RUN:   FileCheck --check-prefix=CHECK-RV64 %s
+
+#include <riscv_vector.h>
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 1 x float> @test_vfwcvtbf16_f_f_v_f32mf2(
+// CHECK-RV64-SAME: <vscale x 1 x bfloat> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0:[0-9]+]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 1 x float> @llvm.riscv.vfwcvtbf16.f.f.v.nxv1f32.nxv1bf16.i64(<vscale x 1 x float> poison, <vscale x 1 x bfloat> [[VS2]], i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 1 x float> [[TMP0]]
+//
+vfloat32mf2_t test_vfwcvtbf16_f_f_v_f32mf2(vbfloat16mf4_t vs2, size_t vl) {
+  return __riscv_vfwcvtbf16_f_f_v_f32mf2(vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 2 x float> @test_vfwcvtbf16_f_f_v_f32m1(
+// CHECK-RV64-SAME: <vscale x 2 x bfloat> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 2 x float> @llvm.riscv.vfwcvtbf16.f.f.v.nxv2f32.nxv2bf16.i64(<vscale x 2 x float> poison, <vscale x 2 x bfloat> [[VS2]], i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 2 x float> [[TMP0]]
+//
+vfloat32m1_t test_vfwcvtbf16_f_f_v_f32m1(vbfloat16mf2_t vs2, size_t vl) {
+  return __riscv_vfwcvtbf16_f_f_v_f32m1(vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 4 x float> @test_vfwcvtbf16_f_f_v_f32m2(
+// CHECK-RV64-SAME: <vscale x 4 x bfloat> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 4 x float> @llvm.riscv.vfwcvtbf16.f.f.v.nxv4f32.nxv4bf16.i64(<vscale x 4 x float> poison, <vscale x 4 x bfloat> [[VS2]], i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 4 x float> [[TMP0]]
+//
+vfloat32m2_t test_vfwcvtbf16_f_f_v_f32m2(vbfloat16m1_t vs2, size_t vl) {
+  return __riscv_vfwcvtbf16_f_f_v_f32m2(vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 8 x float> @test_vfwcvtbf16_f_f_v_f32m4(
+// CHECK-RV64-SAME: <vscale x 8 x bfloat> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 8 x float> @llvm.riscv.vfwcvtbf16.f.f.v.nxv8f32.nxv8bf16.i64(<vscale x 8 x float> poison, <vscale x 8 x bfloat> [[VS2]], i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 8 x float> [[TMP0]]
+//
+vfloat32m4_t test_vfwcvtbf16_f_f_v_f32m4(vbfloat16m2_t vs2, size_t vl) {
+  return __riscv_vfwcvtbf16_f_f_v_f32m4(vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 16 x float> @test_vfwcvtbf16_f_f_v_f32m8(
+// CHECK-RV64-SAME: <vscale x 16 x bfloat> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 16 x float> @llvm.riscv.vfwcvtbf16.f.f.v.nxv16f32.nxv16bf16.i64(<vscale x 16 x float> poison, <vscale x 16 x bfloat> [[VS2]], i64 [[VL]])
+// CHECK-RV64-NEXT:    ret <vscale x 16 x float> [[TMP0]]
+//
+vfloat32m8_t test_vfwcvtbf16_f_f_v_f32m8(vbfloat16m4_t vs2, size_t vl) {
+  return __riscv_vfwcvtbf16_f_f_v_f32m8(vs2, vl);
+}
+
+// CHECK-RV64-LABEL: define dso_local <vscale x 1 x float> @test_vfwcvtbf16_f_f_v_f32mf2_m(
+// CHECK-RV64-SAME: <vscale x 1 x i1> [[VM:%.*]], <vscale x 1 x bfloat> [[VS2:%.*]], i64 noundef [[VL:%.*]]) #[[ATTR0]] {
+// CHECK-RV64-NEXT:  entry:
+// CHECK-RV64-NEXT:    [[TMP0:%.*]] = call <vscale x 1 x float> @llvm.riscv.vfwcvtbf16.f.f.v.mask.nxv1f32.nxv1bf16.i64(<vscale x 1 x float> poison, <vscale x 1 x bfloat> [[VS2]], <vscale x 1 x i1> [[VM]], i64 [[VL]], i64 3)
+// CHECK-RV64-NEXT:    ret <vscale x 1 x float> [[TMP0]]
+//
+vfloat32mf2_t test_vfwcvtbf16_f_f_v_f32mf2_m(vbool64_t vm, vbfloat16mf4_t vs2,
+   ...
[truncated]

topperc
topperc approved these changes Jan 30, 2024
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LGTM

tclin914
tclin914 approved these changes Jan 31, 2024
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LGTM

@4vtomat 4vtomat merged commit d9850fe into llvm:main Feb 3, 2024
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@4vtomat 4vtomat deleted the add_zvfbfmin_c_intrinsics branch February 3, 2024 10:04
agozillon pushed a commit to agozillon/llvm-project that referenced this pull request Feb 5, 2024
@4vtomat @agozillon
[RISCV][clang] Add Zvfbfmin C intrinsics support (llvm#79618)
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