This revision was automatically updated to reflect the committed changes. Closed by commit rG5e97940cd279: [ARM,MVE] Add the vmovlbq,vmovltq intrinsic family. (authored by simon_tatham).
Repository: rG LLVM Github Monorepo CHANGES SINCE LAST ACTION https://reviews.llvm.org/D74336/new/ https://reviews.llvm.org/D74336 Files: clang/include/clang/Basic/arm_mve.td clang/include/clang/Basic/arm_mve_defs.td clang/lib/CodeGen/CGBuiltin.cpp clang/test/CodeGen/arm-mve-intrinsics/vmovl.c llvm/lib/Target/ARM/ARMInstrMVE.td llvm/test/CodeGen/Thumb2/mve-intrinsics/vmovl.ll llvm/test/CodeGen/Thumb2/mve-shuffleext.ll
Index: llvm/test/CodeGen/Thumb2/mve-shuffleext.ll =================================================================== --- llvm/test/CodeGen/Thumb2/mve-shuffleext.ll +++ llvm/test/CodeGen/Thumb2/mve-shuffleext.ll @@ -15,8 +15,7 @@ define arm_aapcs_vfpcc <4 x i32> @sext_1357(<8 x i16> %src) { ; CHECK-LABEL: sext_1357: ; CHECK: @ %bb.0: @ %entry -; CHECK-NEXT: vrev32.16 q0, q0 -; CHECK-NEXT: vmovlb.s16 q0, q0 +; CHECK-NEXT: vmovlt.s16 q0, q0 ; CHECK-NEXT: bx lr entry: %strided.vec = shufflevector <8 x i16> %src, <8 x i16> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7> @@ -38,8 +37,7 @@ define arm_aapcs_vfpcc <4 x i32> @zext_1357(<8 x i16> %src) { ; CHECK-LABEL: zext_1357: ; CHECK: @ %bb.0: @ %entry -; CHECK-NEXT: vrev32.16 q0, q0 -; CHECK-NEXT: vmovlb.u16 q0, q0 +; CHECK-NEXT: vmovlt.u16 q0, q0 ; CHECK-NEXT: bx lr entry: %strided.vec = shufflevector <8 x i16> %src, <8 x i16> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7> @@ -61,8 +59,7 @@ define arm_aapcs_vfpcc <8 x i16> @sext_13579111315(<16 x i8> %src) { ; CHECK-LABEL: sext_13579111315: ; CHECK: @ %bb.0: @ %entry -; CHECK-NEXT: vrev16.8 q0, q0 -; CHECK-NEXT: vmovlb.s8 q0, q0 +; CHECK-NEXT: vmovlt.s8 q0, q0 ; CHECK-NEXT: bx lr entry: %strided.vec = shufflevector <16 x i8> %src, <16 x i8> undef, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15> @@ -84,8 +81,7 @@ define arm_aapcs_vfpcc <8 x i16> @zext_13579111315(<16 x i8> %src) { ; CHECK-LABEL: zext_13579111315: ; CHECK: @ %bb.0: @ %entry -; CHECK-NEXT: vrev16.8 q0, q0 -; CHECK-NEXT: vmovlb.u8 q0, q0 +; CHECK-NEXT: vmovlt.u8 q0, q0 ; CHECK-NEXT: bx lr entry: %strided.vec = shufflevector <16 x i8> %src, <16 x i8> undef, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15> Index: llvm/test/CodeGen/Thumb2/mve-intrinsics/vmovl.ll =================================================================== --- /dev/null +++ llvm/test/CodeGen/Thumb2/mve-intrinsics/vmovl.ll @@ -0,0 +1,147 @@ +; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py +; RUN: llc -mtriple=thumbv8.1m.main -mattr=+mve -verify-machineinstrs -o - %s | FileCheck --check-prefix=LE %s +; RUN: llc -mtriple=thumbebv8.1m.main -mattr=+mve -verify-machineinstrs -o - %s | FileCheck --check-prefix=BE %s + +define arm_aapcs_vfpcc <8 x i16> @test_vmovlbq_s8(<16 x i8> %a) { +; LE-LABEL: test_vmovlbq_s8: +; LE: @ %bb.0: @ %entry +; LE-NEXT: vmovlb.s8 q0, q0 +; LE-NEXT: bx lr +; +; BE-LABEL: test_vmovlbq_s8: +; BE: @ %bb.0: @ %entry +; BE-NEXT: vrev64.8 q1, q0 +; BE-NEXT: vmovlb.s8 q1, q1 +; BE-NEXT: vrev64.16 q0, q1 +; BE-NEXT: bx lr +entry: + %0 = shufflevector <16 x i8> %a, <16 x i8> undef, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14> + %1 = sext <8 x i8> %0 to <8 x i16> + ret <8 x i16> %1 +} + +define arm_aapcs_vfpcc <4 x i32> @test_vmovlbq_s16(<8 x i16> %a) { +; LE-LABEL: test_vmovlbq_s16: +; LE: @ %bb.0: @ %entry +; LE-NEXT: vmovlb.s16 q0, q0 +; LE-NEXT: bx lr +; +; BE-LABEL: test_vmovlbq_s16: +; BE: @ %bb.0: @ %entry +; BE-NEXT: vrev64.16 q1, q0 +; BE-NEXT: vmovlb.s16 q1, q1 +; BE-NEXT: vrev64.32 q0, q1 +; BE-NEXT: bx lr +entry: + %0 = shufflevector <8 x i16> %a, <8 x i16> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6> + %1 = sext <4 x i16> %0 to <4 x i32> + ret <4 x i32> %1 +} + +define arm_aapcs_vfpcc <8 x i16> @test_vmovlbq_u8(<16 x i8> %a) { +; LE-LABEL: test_vmovlbq_u8: +; LE: @ %bb.0: @ %entry +; LE-NEXT: vmovlb.u8 q0, q0 +; LE-NEXT: bx lr +; +; BE-LABEL: test_vmovlbq_u8: +; BE: @ %bb.0: @ %entry +; BE-NEXT: vrev64.8 q1, q0 +; BE-NEXT: vmovlb.u8 q1, q1 +; BE-NEXT: vrev64.16 q0, q1 +; BE-NEXT: bx lr +entry: + %0 = shufflevector <16 x i8> %a, <16 x i8> undef, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14> + %1 = zext <8 x i8> %0 to <8 x i16> + ret <8 x i16> %1 +} + +define arm_aapcs_vfpcc <4 x i32> @test_vmovlbq_u16(<8 x i16> %a) { +; LE-LABEL: test_vmovlbq_u16: +; LE: @ %bb.0: @ %entry +; LE-NEXT: vmovlb.u16 q0, q0 +; LE-NEXT: bx lr +; +; BE-LABEL: test_vmovlbq_u16: +; BE: @ %bb.0: @ %entry +; BE-NEXT: vrev64.16 q1, q0 +; BE-NEXT: vmovlb.u16 q1, q1 +; BE-NEXT: vrev64.32 q0, q1 +; BE-NEXT: bx lr +entry: + %0 = shufflevector <8 x i16> %a, <8 x i16> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6> + %1 = zext <4 x i16> %0 to <4 x i32> + ret <4 x i32> %1 +} + +define arm_aapcs_vfpcc <8 x i16> @test_vmovltq_s8(<16 x i8> %a) { +; LE-LABEL: test_vmovltq_s8: +; LE: @ %bb.0: @ %entry +; LE-NEXT: vmovlt.s8 q0, q0 +; LE-NEXT: bx lr +; +; BE-LABEL: test_vmovltq_s8: +; BE: @ %bb.0: @ %entry +; BE-NEXT: vrev64.8 q1, q0 +; BE-NEXT: vmovlt.s8 q1, q1 +; BE-NEXT: vrev64.16 q0, q1 +; BE-NEXT: bx lr +entry: + %0 = shufflevector <16 x i8> %a, <16 x i8> undef, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15> + %1 = sext <8 x i8> %0 to <8 x i16> + ret <8 x i16> %1 +} + +define arm_aapcs_vfpcc <4 x i32> @test_vmovltq_s16(<8 x i16> %a) { +; LE-LABEL: test_vmovltq_s16: +; LE: @ %bb.0: @ %entry +; LE-NEXT: vmovlt.s16 q0, q0 +; LE-NEXT: bx lr +; +; BE-LABEL: test_vmovltq_s16: +; BE: @ %bb.0: @ %entry +; BE-NEXT: vrev64.16 q1, q0 +; BE-NEXT: vmovlt.s16 q1, q1 +; BE-NEXT: vrev64.32 q0, q1 +; BE-NEXT: bx lr +entry: + %0 = shufflevector <8 x i16> %a, <8 x i16> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7> + %1 = sext <4 x i16> %0 to <4 x i32> + ret <4 x i32> %1 +} + +define arm_aapcs_vfpcc <8 x i16> @test_vmovltq_u8(<16 x i8> %a) { +; LE-LABEL: test_vmovltq_u8: +; LE: @ %bb.0: @ %entry +; LE-NEXT: vmovlt.u8 q0, q0 +; LE-NEXT: bx lr +; +; BE-LABEL: test_vmovltq_u8: +; BE: @ %bb.0: @ %entry +; BE-NEXT: vrev64.8 q1, q0 +; BE-NEXT: vmovlt.u8 q1, q1 +; BE-NEXT: vrev64.16 q0, q1 +; BE-NEXT: bx lr +entry: + %0 = shufflevector <16 x i8> %a, <16 x i8> undef, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15> + %1 = zext <8 x i8> %0 to <8 x i16> + ret <8 x i16> %1 +} + +define arm_aapcs_vfpcc <4 x i32> @test_vmovltq_u16(<8 x i16> %a) { +; LE-LABEL: test_vmovltq_u16: +; LE: @ %bb.0: @ %entry +; LE-NEXT: vmovlt.u16 q0, q0 +; LE-NEXT: bx lr +; +; BE-LABEL: test_vmovltq_u16: +; BE: @ %bb.0: @ %entry +; BE-NEXT: vrev64.16 q1, q0 +; BE-NEXT: vmovlt.u16 q1, q1 +; BE-NEXT: vrev64.32 q0, q1 +; BE-NEXT: bx lr +entry: + %0 = shufflevector <8 x i16> %a, <8 x i16> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7> + %1 = zext <4 x i16> %0 to <4 x i32> + ret <4 x i32> %1 +} Index: llvm/lib/Target/ARM/ARMInstrMVE.td =================================================================== --- llvm/lib/Target/ARM/ARMInstrMVE.td +++ llvm/lib/Target/ARM/ARMInstrMVE.td @@ -2394,6 +2394,16 @@ def : Pat<(sext_inreg (v4i32 MQPR:$src), v4i8), (MVE_VMOVLs16bh (MVE_VMOVLs8bh MQPR:$src))>; + def : Pat<(sext_inreg (v8i16 (ARMVectorRegCast (ARMvrev16 (v16i8 MQPR:$src)))), + v8i8), (MVE_VMOVLs8th MQPR:$src)>; + def : Pat<(sext_inreg (v4i32 (ARMVectorRegCast (ARMvrev32 (v8i16 MQPR:$src)))), + v4i16), (MVE_VMOVLs16th MQPR:$src)>; + def : Pat<(ARMvbicImm (v8i16 (ARMVectorRegCast (ARMvrev16 (v16i8 MQPR:$src)))), + (i32 0xAFF)), (MVE_VMOVLu8th MQPR:$src)>; + def : Pat<(and (v4i32 (ARMVectorRegCast (ARMvrev32 (v8i16 MQPR:$src)))), + (v4i32 (ARMvmovImm (i32 0xCFF)))), + (MVE_VMOVLu16th MQPR:$src)>; + // zext_inreg 16 -> 32 def : Pat<(and (v4i32 MQPR:$src), (v4i32 (ARMvmovImm (i32 0xCFF)))), (MVE_VMOVLu16bh MQPR:$src)>; Index: clang/test/CodeGen/arm-mve-intrinsics/vmovl.c =================================================================== --- /dev/null +++ clang/test/CodeGen/arm-mve-intrinsics/vmovl.c @@ -0,0 +1,126 @@ +// 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 -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 -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_vmovlbq_s8( +// CHECK-NEXT: entry: +// CHECK-NEXT: [[TMP0:%.*]] = shufflevector <16 x i8> [[A:%.*]], <16 x i8> undef, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14> +// CHECK-NEXT: [[TMP1:%.*]] = sext <8 x i8> [[TMP0]] to <8 x i16> +// CHECK-NEXT: ret <8 x i16> [[TMP1]] +// +int16x8_t test_vmovlbq_s8(int8x16_t a) +{ +#ifdef POLYMORPHIC + return vmovlbq(a); +#else /* POLYMORPHIC */ + return vmovlbq_s8(a); +#endif /* POLYMORPHIC */ +} + +// CHECK-LABEL: @test_vmovlbq_s16( +// CHECK-NEXT: entry: +// CHECK-NEXT: [[TMP0:%.*]] = shufflevector <8 x i16> [[A:%.*]], <8 x i16> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6> +// CHECK-NEXT: [[TMP1:%.*]] = sext <4 x i16> [[TMP0]] to <4 x i32> +// CHECK-NEXT: ret <4 x i32> [[TMP1]] +// +int32x4_t test_vmovlbq_s16(int16x8_t a) +{ +#ifdef POLYMORPHIC + return vmovlbq(a); +#else /* POLYMORPHIC */ + return vmovlbq_s16(a); +#endif /* POLYMORPHIC */ +} + +// CHECK-LABEL: @test_vmovlbq_u8( +// CHECK-NEXT: entry: +// CHECK-NEXT: [[TMP0:%.*]] = shufflevector <16 x i8> [[A:%.*]], <16 x i8> undef, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14> +// CHECK-NEXT: [[TMP1:%.*]] = zext <8 x i8> [[TMP0]] to <8 x i16> +// CHECK-NEXT: ret <8 x i16> [[TMP1]] +// +uint16x8_t test_vmovlbq_u8(uint8x16_t a) +{ +#ifdef POLYMORPHIC + return vmovlbq(a); +#else /* POLYMORPHIC */ + return vmovlbq_u8(a); +#endif /* POLYMORPHIC */ +} + +// CHECK-LABEL: @test_vmovlbq_u16( +// CHECK-NEXT: entry: +// CHECK-NEXT: [[TMP0:%.*]] = shufflevector <8 x i16> [[A:%.*]], <8 x i16> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6> +// CHECK-NEXT: [[TMP1:%.*]] = zext <4 x i16> [[TMP0]] to <4 x i32> +// CHECK-NEXT: ret <4 x i32> [[TMP1]] +// +uint32x4_t test_vmovlbq_u16(uint16x8_t a) +{ +#ifdef POLYMORPHIC + return vmovlbq(a); +#else /* POLYMORPHIC */ + return vmovlbq_u16(a); +#endif /* POLYMORPHIC */ +} + +// CHECK-LABEL: @test_vmovltq_s8( +// CHECK-NEXT: entry: +// CHECK-NEXT: [[TMP0:%.*]] = shufflevector <16 x i8> [[A:%.*]], <16 x i8> undef, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15> +// CHECK-NEXT: [[TMP1:%.*]] = sext <8 x i8> [[TMP0]] to <8 x i16> +// CHECK-NEXT: ret <8 x i16> [[TMP1]] +// +int16x8_t test_vmovltq_s8(int8x16_t a) +{ +#ifdef POLYMORPHIC + return vmovltq(a); +#else /* POLYMORPHIC */ + return vmovltq_s8(a); +#endif /* POLYMORPHIC */ +} + +// CHECK-LABEL: @test_vmovltq_s16( +// CHECK-NEXT: entry: +// CHECK-NEXT: [[TMP0:%.*]] = shufflevector <8 x i16> [[A:%.*]], <8 x i16> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7> +// CHECK-NEXT: [[TMP1:%.*]] = sext <4 x i16> [[TMP0]] to <4 x i32> +// CHECK-NEXT: ret <4 x i32> [[TMP1]] +// +int32x4_t test_vmovltq_s16(int16x8_t a) +{ +#ifdef POLYMORPHIC + return vmovltq(a); +#else /* POLYMORPHIC */ + return vmovltq_s16(a); +#endif /* POLYMORPHIC */ +} + +// CHECK-LABEL: @test_vmovltq_u8( +// CHECK-NEXT: entry: +// CHECK-NEXT: [[TMP0:%.*]] = shufflevector <16 x i8> [[A:%.*]], <16 x i8> undef, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15> +// CHECK-NEXT: [[TMP1:%.*]] = zext <8 x i8> [[TMP0]] to <8 x i16> +// CHECK-NEXT: ret <8 x i16> [[TMP1]] +// +uint16x8_t test_vmovltq_u8(uint8x16_t a) +{ +#ifdef POLYMORPHIC + return vmovltq(a); +#else /* POLYMORPHIC */ + return vmovltq_u8(a); +#endif /* POLYMORPHIC */ +} + +// CHECK-LABEL: @test_vmovltq_u16( +// CHECK-NEXT: entry: +// CHECK-NEXT: [[TMP0:%.*]] = shufflevector <8 x i16> [[A:%.*]], <8 x i16> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7> +// CHECK-NEXT: [[TMP1:%.*]] = zext <4 x i16> [[TMP0]] to <4 x i32> +// CHECK-NEXT: ret <4 x i32> [[TMP1]] +// +uint32x4_t test_vmovltq_u16(uint16x8_t a) +{ +#ifdef POLYMORPHIC + return vmovltq(a); +#else /* POLYMORPHIC */ + return vmovltq_u16(a); +#endif /* POLYMORPHIC */ +} + Index: clang/lib/CodeGen/CGBuiltin.cpp =================================================================== --- clang/lib/CodeGen/CGBuiltin.cpp +++ clang/lib/CodeGen/CGBuiltin.cpp @@ -7056,6 +7056,17 @@ } } +static llvm::Value *VectorUnzip(CGBuilderTy &Builder, llvm::Value *V, bool Odd) { + // Make a shufflevector that extracts every other element of a vector (evens + // or odds, as desired). + SmallVector<uint32_t, 16> Indices; + unsigned InputElements = V->getType()->getVectorNumElements(); + for (unsigned i = 0; i < InputElements; i += 2) + Indices.push_back(i + Odd); + return Builder.CreateShuffleVector(V, llvm::UndefValue::get(V->getType()), + Indices); +} + template<unsigned HighBit, unsigned OtherBits> static llvm::Value *ARMMVEConstantSplat(CGBuilderTy &Builder, llvm::Type *VT) { // MVE-specific helper function to make a vector splat of a constant such as Index: clang/include/clang/Basic/arm_mve_defs.td =================================================================== --- clang/include/clang/Basic/arm_mve_defs.td +++ clang/include/clang/Basic/arm_mve_defs.td @@ -128,6 +128,9 @@ def vrev: CGHelperFn<"ARMMVEVectorElementReverse"> { let special_params = [IRBuilderIntParam<1, "unsigned">]; } +def unzip: CGHelperFn<"VectorUnzip"> { + let special_params = [IRBuilderIntParam<1, "bool">]; +} // Helper for making boolean flags in IR def i1: IRBuilderBase { Index: clang/include/clang/Basic/arm_mve.td =================================================================== --- clang/include/clang/Basic/arm_mve.td +++ clang/include/clang/Basic/arm_mve.td @@ -420,6 +420,13 @@ defm : float_int_conversions<f32, s32, fptosi, sitofp>; defm : float_int_conversions<f16, s16, fptosi, sitofp>; +let params = [s8, u8, s16, u16] in { + def vmovlbq: Intrinsic<DblVector, (args Vector:$a), + (extend (unzip $a, 0), DblVector, (unsignedflag Scalar))>; + def vmovltq: Intrinsic<DblVector, (args Vector:$a), + (extend (unzip $a, 1), DblVector, (unsignedflag Scalar))>; +} + let params = T.Float in { def vrndq: Intrinsic<Vector, (args Vector:$a), (IRIntBase<"trunc", [Vector]> $a)>;
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