[ARM][MVE][Intrinsics] Add VMULH/VRMULH intrinsics.

Summary: Add MVE VMULH/VRMULH intrinsics and unit tests.

Reviewers: simon_tatham, ostannard, dmgreen

Subscribers: kristof.beyls, hiraditya, cfe-commits, llvm-commits

Tags: #clang, #llvm

Differential Revision: https://reviews.llvm.org/D70948

2 files changed, 190 insertions, 0 deletions

diff --git a/clang/test/CodeGen/arm-mve-intrinsics/vmulhq.c b/clang/test/CodeGen/arm-mve-intrinsics/vmulhq.c
new file mode 100644
index 00000000000..63696d698c5
--- /dev/null
+++ b/clang/test/CodeGen/arm-mve-intrinsics/vmulhq.c
@@ -0,0 +1,95 @@
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
+// RUN: %clang_cc1 -triple thumbv8.1m.main-arm-none-eabi -target-feature +mve.fp -mfloat-abi hard -fallow-half-arguments-and-returns -O0 -disable-O0-optnone -S -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -triple thumbv8.1m.main-arm-none-eabi -target-feature +mve.fp -mfloat-abi hard -fallow-half-arguments-and-returns -O0 -disable-O0-optnone -DPOLYMORPHIC -S -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+
+#include <arm_mve.h>
+
+// CHECK-LABEL: @test_vmulhq_u8(
+// CHECK-NEXT:  entry:
+// CHECK-NEXT:    [[TMP0:%.*]] = call <16 x i8> @llvm.arm.mve.vmulh.v16i8(<16 x i8> [[A:%.*]], <16 x i8> [[B:%.*]])
+// CHECK-NEXT:    ret <16 x i8> [[TMP0]]
+//
+uint8x16_t test_vmulhq_u8(uint8x16_t a, uint8x16_t b)
+{
+#ifdef POLYMORPHIC
+    return vmulhq(a, b);
+#else /* POLYMORPHIC */
+    return vmulhq_u8(a, b);
+#endif /* POLYMORPHIC */
+}
+
+// CHECK-LABEL: @test_vmulhq_s16(
+// CHECK-NEXT:  entry:
+// CHECK-NEXT:    [[TMP0:%.*]] = call <8 x i16> @llvm.arm.mve.vmulh.v8i16(<8 x i16> [[A:%.*]], <8 x i16> [[B:%.*]])
+// CHECK-NEXT:    ret <8 x i16> [[TMP0]]
+//
+int16x8_t test_vmulhq_s16(int16x8_t a, int16x8_t b)
+{
+#ifdef POLYMORPHIC
+    return vmulhq(a, b);
+#else /* POLYMORPHIC */
+    return vmulhq_s16(a, b);
+#endif /* POLYMORPHIC */
+}
+
+// CHECK-LABEL: @test_vmulhq_u32(
+// CHECK-NEXT:  entry:
+// CHECK-NEXT:    [[TMP0:%.*]] = call <4 x i32> @llvm.arm.mve.vmulh.v4i32(<4 x i32> [[A:%.*]], <4 x i32> [[B:%.*]])
+// CHECK-NEXT:    ret <4 x i32> [[TMP0]]
+//
+uint32x4_t test_vmulhq_u32(uint32x4_t a, uint32x4_t b)
+{
+#ifdef POLYMORPHIC
+    return vmulhq(a, b);
+#else /* POLYMORPHIC */
+    return vmulhq_u32(a, b);
+#endif /* POLYMORPHIC */
+}
+
+// CHECK-LABEL: @test_vmulhq_m_s8(
+// CHECK-NEXT:  entry:
+// CHECK-NEXT:    [[TMP0:%.*]] = zext i16 [[P:%.*]] to i32
+// CHECK-NEXT:    [[TMP1:%.*]] = call <16 x i1> @llvm.arm.mve.pred.i2v.v16i1(i32 [[TMP0]])
+// CHECK-NEXT:    [[TMP2:%.*]] = call <16 x i8> @llvm.arm.mve.mulh.predicated.v16i8.v16i1(<16 x i8> [[A:%.*]], <16 x i8> [[B:%.*]], <16 x i1> [[TMP1]], <16 x i8> [[INACTIVE:%.*]])
+// CHECK-NEXT:    ret <16 x i8> [[TMP2]]
+//
+int8x16_t test_vmulhq_m_s8(int8x16_t inactive, int8x16_t a, int8x16_t b, mve_pred16_t p)
+{
+#ifdef POLYMORPHIC
+    return vmulhq_m(inactive, a, b, p);
+#else /* POLYMORPHIC */
+    return vmulhq_m_s8(inactive, a, b, p);
+#endif /* POLYMORPHIC */
+}
+
+// CHECK-LABEL: @test_vmulhq_m_u16(
+// CHECK-NEXT:  entry:
+// CHECK-NEXT:    [[TMP0:%.*]] = zext i16 [[P:%.*]] to i32
+// CHECK-NEXT:    [[TMP1:%.*]] = call <8 x i1> @llvm.arm.mve.pred.i2v.v8i1(i32 [[TMP0]])
+// CHECK-NEXT:    [[TMP2:%.*]] = call <8 x i16> @llvm.arm.mve.mulh.predicated.v8i16.v8i1(<8 x i16> [[A:%.*]], <8 x i16> [[B:%.*]], <8 x i1> [[TMP1]], <8 x i16> [[INACTIVE:%.*]])
+// CHECK-NEXT:    ret <8 x i16> [[TMP2]]
+//
+uint16x8_t test_vmulhq_m_u16(uint16x8_t inactive, uint16x8_t a, uint16x8_t b, mve_pred16_t p)
+{
+#ifdef POLYMORPHIC
+    return vmulhq_m(inactive, a, b, p);
+#else /* POLYMORPHIC */
+    return vmulhq_m_u16(inactive, a, b, p);
+#endif /* POLYMORPHIC */
+}
+
+// CHECK-LABEL: @test_vmulhq_m_s32(
+// CHECK-NEXT:  entry:
+// CHECK-NEXT:    [[TMP0:%.*]] = zext i16 [[P:%.*]] to i32
+// CHECK-NEXT:    [[TMP1:%.*]] = call <4 x i1> @llvm.arm.mve.pred.i2v.v4i1(i32 [[TMP0]])
+// CHECK-NEXT:    [[TMP2:%.*]] = call <4 x i32> @llvm.arm.mve.mulh.predicated.v4i32.v4i1(<4 x i32> [[A:%.*]], <4 x i32> [[B:%.*]], <4 x i1> [[TMP1]], <4 x i32> [[INACTIVE:%.*]])
+// CHECK-NEXT:    ret <4 x i32> [[TMP2]]
+//
+int32x4_t test_vmulhq_m_s32(int32x4_t inactive, int32x4_t a, int32x4_t b, mve_pred16_t p)
+{
+#ifdef POLYMORPHIC
+    return vmulhq_m(inactive, a, b, p);
+#else /* POLYMORPHIC */
+    return vmulhq_m_s32(inactive, a, b, p);
+#endif /* POLYMORPHIC */
+}
diff --git a/clang/test/CodeGen/arm-mve-intrinsics/vrmulhq.c b/clang/test/CodeGen/arm-mve-intrinsics/vrmulhq.c
new file mode 100644
index 00000000000..2c814840558
--- /dev/null
+++ b/clang/test/CodeGen/arm-mve-intrinsics/vrmulhq.c
@@ -0,0 +1,95 @@
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
+// RUN: %clang_cc1 -triple thumbv8.1m.main-arm-none-eabi -target-feature +mve.fp -mfloat-abi hard -fallow-half-arguments-and-returns -O0 -disable-O0-optnone -S -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+// RUN: %clang_cc1 -triple thumbv8.1m.main-arm-none-eabi -target-feature +mve.fp -mfloat-abi hard -fallow-half-arguments-and-returns -O0 -disable-O0-optnone -DPOLYMORPHIC -S -emit-llvm -o - %s | opt -S -mem2reg | FileCheck %s
+
+#include <arm_mve.h>
+
+// CHECK-LABEL: @test_vrmulhq_u8(
+// CHECK-NEXT:  entry:
+// CHECK-NEXT:    [[TMP0:%.*]] = call <16 x i8> @llvm.arm.mve.vrmulh.v16i8(<16 x i8> [[A:%.*]], <16 x i8> [[B:%.*]])
+// CHECK-NEXT:    ret <16 x i8> [[TMP0]]
+//
+uint8x16_t test_vrmulhq_u8(uint8x16_t a, uint8x16_t b)
+{
+#ifdef POLYMORPHIC
+    return vrmulhq(a, b);
+#else /* POLYMORPHIC */
+    return vrmulhq_u8(a, b);
+#endif /* POLYMORPHIC */
+}
+
+// CHECK-LABEL: @test_vrmulhq_s16(
+// CHECK-NEXT:  entry:
+// CHECK-NEXT:    [[TMP0:%.*]] = call <8 x i16> @llvm.arm.mve.vrmulh.v8i16(<8 x i16> [[A:%.*]], <8 x i16> [[B:%.*]])
+// CHECK-NEXT:    ret <8 x i16> [[TMP0]]
+//
+int16x8_t test_vrmulhq_s16(int16x8_t a, int16x8_t b)
+{
+#ifdef POLYMORPHIC
+    return vrmulhq(a, b);
+#else /* POLYMORPHIC */
+    return vrmulhq_s16(a, b);
+#endif /* POLYMORPHIC */
+}
+
+// CHECK-LABEL: @test_vrmulhq_u32(
+// CHECK-NEXT:  entry:
+// CHECK-NEXT:    [[TMP0:%.*]] = call <4 x i32> @llvm.arm.mve.vrmulh.v4i32(<4 x i32> [[A:%.*]], <4 x i32> [[B:%.*]])
+// CHECK-NEXT:    ret <4 x i32> [[TMP0]]
+//
+uint32x4_t test_vrmulhq_u32(uint32x4_t a, uint32x4_t b)
+{
+#ifdef POLYMORPHIC
+    return vrmulhq(a, b);
+#else /* POLYMORPHIC */
+    return vrmulhq_u32(a, b);
+#endif /* POLYMORPHIC */
+}
+
+// CHECK-LABEL: @test_vrmulhq_m_s8(
+// CHECK-NEXT:  entry:
+// CHECK-NEXT:    [[TMP0:%.*]] = zext i16 [[P:%.*]] to i32
+// CHECK-NEXT:    [[TMP1:%.*]] = call <16 x i1> @llvm.arm.mve.pred.i2v.v16i1(i32 [[TMP0]])
+// CHECK-NEXT:    [[TMP2:%.*]] = call <16 x i8> @llvm.arm.mve.rmulh.predicated.v16i8.v16i1(<16 x i8> [[A:%.*]], <16 x i8> [[B:%.*]], <16 x i1> [[TMP1]], <16 x i8> [[INACTIVE:%.*]])
+// CHECK-NEXT:    ret <16 x i8> [[TMP2]]
+//
+int8x16_t test_vrmulhq_m_s8(int8x16_t inactive, int8x16_t a, int8x16_t b, mve_pred16_t p)
+{
+#ifdef POLYMORPHIC
+    return vrmulhq_m(inactive, a, b, p);
+#else /* POLYMORPHIC */
+    return vrmulhq_m_s8(inactive, a, b, p);
+#endif /* POLYMORPHIC */
+}
+
+// CHECK-LABEL: @test_vrmulhq_m_u16(
+// CHECK-NEXT:  entry:
+// CHECK-NEXT:    [[TMP0:%.*]] = zext i16 [[P:%.*]] to i32
+// CHECK-NEXT:    [[TMP1:%.*]] = call <8 x i1> @llvm.arm.mve.pred.i2v.v8i1(i32 [[TMP0]])
+// CHECK-NEXT:    [[TMP2:%.*]] = call <8 x i16> @llvm.arm.mve.rmulh.predicated.v8i16.v8i1(<8 x i16> [[A:%.*]], <8 x i16> [[B:%.*]], <8 x i1> [[TMP1]], <8 x i16> [[INACTIVE:%.*]])
+// CHECK-NEXT:    ret <8 x i16> [[TMP2]]
+//
+uint16x8_t test_vrmulhq_m_u16(uint16x8_t inactive, uint16x8_t a, uint16x8_t b, mve_pred16_t p)
+{
+#ifdef POLYMORPHIC
+    return vrmulhq_m(inactive, a, b, p);
+#else /* POLYMORPHIC */
+    return vrmulhq_m_u16(inactive, a, b, p);
+#endif /* POLYMORPHIC */
+}
+
+// CHECK-LABEL: @test_vrmulhq_m_s32(
+// CHECK-NEXT:  entry:
+// CHECK-NEXT:    [[TMP0:%.*]] = zext i16 [[P:%.*]] to i32
+// CHECK-NEXT:    [[TMP1:%.*]] = call <4 x i1> @llvm.arm.mve.pred.i2v.v4i1(i32 [[TMP0]])
+// CHECK-NEXT:    [[TMP2:%.*]] = call <4 x i32> @llvm.arm.mve.rmulh.predicated.v4i32.v4i1(<4 x i32> [[A:%.*]], <4 x i32> [[B:%.*]], <4 x i1> [[TMP1]], <4 x i32> [[INACTIVE:%.*]])
+// CHECK-NEXT:    ret <4 x i32> [[TMP2]]
+//
+int32x4_t test_vrmulhq_m_s32(int32x4_t inactive, int32x4_t a, int32x4_t b, mve_pred16_t p)
+{
+#ifdef POLYMORPHIC
+    return vrmulhq_m(inactive, a, b, p);
+#else /* POLYMORPHIC */
+    return vrmulhq_m_s32(inactive, a, b, p);
+#endif /* POLYMORPHIC */
+}