//===- IntrinsicsARM.td - Defines ARM intrinsics -----------*- tablegen -*-===// // // The LLVM Compiler Infrastructure // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // // This file defines all of the ARM-specific intrinsics. // //===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===// // TLS let TargetPrefix = "arm" in { // All intrinsics start with "llvm.arm.". def int_arm_thread_pointer : GCCBuiltin<"__builtin_thread_pointer">, Intrinsic<[llvm_ptr_ty], [], [IntrNoMem]>; } //===----------------------------------------------------------------------===// // Saturating Arithmentic let TargetPrefix = "arm" in { // All intrinsics start with "llvm.arm.". def int_arm_qadd : GCCBuiltin<"__builtin_arm_qadd">, Intrinsic<[llvm_i32_ty], [llvm_i32_ty, llvm_i32_ty], [IntrNoMem, Commutative]>; def int_arm_qsub : GCCBuiltin<"__builtin_arm_qsub">, Intrinsic<[llvm_i32_ty], [llvm_i32_ty, llvm_i32_ty], [IntrNoMem]>; def int_arm_ssat : GCCBuiltin<"__builtin_arm_ssat">, Intrinsic<[llvm_i32_ty], [llvm_i32_ty, llvm_i32_ty], [IntrNoMem]>; def int_arm_usat : GCCBuiltin<"__builtin_arm_usat">, Intrinsic<[llvm_i32_ty], [llvm_i32_ty, llvm_i32_ty], [IntrNoMem]>; } //===----------------------------------------------------------------------===// // VFP let TargetPrefix = "arm" in { // All intrinsics start with "llvm.arm.". def int_arm_get_fpscr : GCCBuiltin<"__builtin_arm_get_fpscr">, Intrinsic<[llvm_i32_ty], [], [IntrNoMem]>; def int_arm_set_fpscr : GCCBuiltin<"__builtin_arm_set_fpscr">, Intrinsic<[], [llvm_i32_ty], []>; def int_arm_vcvtr : Intrinsic<[llvm_float_ty], [llvm_anyfloat_ty], [IntrNoMem]>; def int_arm_vcvtru : Intrinsic<[llvm_float_ty], [llvm_anyfloat_ty], [IntrNoMem]>; } //===----------------------------------------------------------------------===// // Advanced SIMD (NEON) let TargetPrefix = "arm" in { // All intrinsics start with "llvm.arm.". // The following classes do not correspond directly to GCC builtins. class Neon_1Arg_Intrinsic : Intrinsic<[llvm_anyvector_ty], [LLVMMatchType<0>], [IntrNoMem]>; class Neon_1Arg_Narrow_Intrinsic : Intrinsic<[llvm_anyvector_ty], [LLVMExtendedElementVectorType<0>], [IntrNoMem]>; class Neon_2Arg_Intrinsic : Intrinsic<[llvm_anyvector_ty], [LLVMMatchType<0>, LLVMMatchType<0>], [IntrNoMem]>; class Neon_2Arg_Narrow_Intrinsic : Intrinsic<[llvm_anyvector_ty], [LLVMExtendedElementVectorType<0>, LLVMExtendedElementVectorType<0>], [IntrNoMem]>; class Neon_2Arg_Long_Intrinsic : Intrinsic<[llvm_anyvector_ty], [LLVMTruncatedElementVectorType<0>, LLVMTruncatedElementVectorType<0>], [IntrNoMem]>; class Neon_3Arg_Intrinsic : Intrinsic<[llvm_anyvector_ty], [LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>], [IntrNoMem]>; class Neon_3Arg_Long_Intrinsic : Intrinsic<[llvm_anyvector_ty], [LLVMMatchType<0>, LLVMTruncatedElementVectorType<0>, LLVMTruncatedElementVectorType<0>], [IntrNoMem]>; class Neon_CvtFxToFP_Intrinsic : Intrinsic<[llvm_anyfloat_ty], [llvm_anyint_ty, llvm_i32_ty], [IntrNoMem]>; class Neon_CvtFPToFx_Intrinsic : Intrinsic<[llvm_anyint_ty], [llvm_anyfloat_ty, llvm_i32_ty], [IntrNoMem]>; // The table operands for VTBL and VTBX consist of 1 to 4 v8i8 vectors. // Besides the table, VTBL has one other v8i8 argument and VTBX has two. // Overall, the classes range from 2 to 6 v8i8 arguments. class Neon_Tbl2Arg_Intrinsic : Intrinsic<[llvm_v8i8_ty], [llvm_v8i8_ty, llvm_v8i8_ty], [IntrNoMem]>; class Neon_Tbl3Arg_Intrinsic : Intrinsic<[llvm_v8i8_ty], [llvm_v8i8_ty, llvm_v8i8_ty, llvm_v8i8_ty], [IntrNoMem]>; class Neon_Tbl4Arg_Intrinsic : Intrinsic<[llvm_v8i8_ty], [llvm_v8i8_ty, llvm_v8i8_ty, llvm_v8i8_ty, llvm_v8i8_ty], [IntrNoMem]>; class Neon_Tbl5Arg_Intrinsic : Intrinsic<[llvm_v8i8_ty], [llvm_v8i8_ty, llvm_v8i8_ty, llvm_v8i8_ty, llvm_v8i8_ty, llvm_v8i8_ty], [IntrNoMem]>; class Neon_Tbl6Arg_Intrinsic : Intrinsic<[llvm_v8i8_ty], [llvm_v8i8_ty, llvm_v8i8_ty, llvm_v8i8_ty, llvm_v8i8_ty, llvm_v8i8_ty, llvm_v8i8_ty], [IntrNoMem]>; } // Arithmetic ops let Properties = [IntrNoMem, Commutative] in { // Vector Add. def int_arm_neon_vhadds : Neon_2Arg_Intrinsic; def int_arm_neon_vhaddu : Neon_2Arg_Intrinsic; def int_arm_neon_vrhadds : Neon_2Arg_Intrinsic; def int_arm_neon_vrhaddu : Neon_2Arg_Intrinsic; def int_arm_neon_vqadds : Neon_2Arg_Intrinsic; def int_arm_neon_vqaddu : Neon_2Arg_Intrinsic; def int_arm_neon_vaddhn : Neon_2Arg_Narrow_Intrinsic; def int_arm_neon_vraddhn : Neon_2Arg_Narrow_Intrinsic; // Vector Multiply. def int_arm_neon_vmulp : Neon_2Arg_Intrinsic; def int_arm_neon_vqdmulh : Neon_2Arg_Intrinsic; def int_arm_neon_vqrdmulh : Neon_2Arg_Intrinsic; def int_arm_neon_vmulls : Neon_2Arg_Long_Intrinsic; def int_arm_neon_vmullu : Neon_2Arg_Long_Intrinsic; def int_arm_neon_vmullp : Neon_2Arg_Long_Intrinsic; def int_arm_neon_vqdmull : Neon_2Arg_Long_Intrinsic; // Vector Multiply and Accumulate/Subtract. def int_arm_neon_vmlals : Neon_3Arg_Long_Intrinsic; def int_arm_neon_vmlalu : Neon_3Arg_Long_Intrinsic; def int_arm_neon_vmlsls : Neon_3Arg_Long_Intrinsic; def int_arm_neon_vmlslu : Neon_3Arg_Long_Intrinsic; def int_arm_neon_vqdmlal : Neon_3Arg_Long_Intrinsic; def int_arm_neon_vqdmlsl : Neon_3Arg_Long_Intrinsic; // Vector Maximum. def int_arm_neon_vmaxs : Neon_2Arg_Intrinsic; def int_arm_neon_vmaxu : Neon_2Arg_Intrinsic; // Vector Minimum. def int_arm_neon_vmins : Neon_2Arg_Intrinsic; def int_arm_neon_vminu : Neon_2Arg_Intrinsic; // Vector Reciprocal Step. def int_arm_neon_vrecps : Neon_2Arg_Intrinsic; // Vector Reciprocal Square Root Step. def int_arm_neon_vrsqrts : Neon_2Arg_Intrinsic; } // Vector Subtract. def int_arm_neon_vhsubs : Neon_2Arg_Intrinsic; def int_arm_neon_vhsubu : Neon_2Arg_Intrinsic; def int_arm_neon_vqsubs : Neon_2Arg_Intrinsic; def int_arm_neon_vqsubu : Neon_2Arg_Intrinsic; def int_arm_neon_vsubhn : Neon_2Arg_Narrow_Intrinsic; def int_arm_neon_vrsubhn : Neon_2Arg_Narrow_Intrinsic; // Vector Absolute Compare. let TargetPrefix = "arm" in { def int_arm_neon_vacged : Intrinsic<[llvm_v2i32_ty], [llvm_v2f32_ty, llvm_v2f32_ty], [IntrNoMem]>; def int_arm_neon_vacgeq : Intrinsic<[llvm_v4i32_ty], [llvm_v4f32_ty, llvm_v4f32_ty], [IntrNoMem]>; def int_arm_neon_vacgtd : Intrinsic<[llvm_v2i32_ty], [llvm_v2f32_ty, llvm_v2f32_ty], [IntrNoMem]>; def int_arm_neon_vacgtq : Intrinsic<[llvm_v4i32_ty], [llvm_v4f32_ty, llvm_v4f32_ty], [IntrNoMem]>; } // Vector Absolute Differences. def int_arm_neon_vabds : Neon_2Arg_Intrinsic; def int_arm_neon_vabdu : Neon_2Arg_Intrinsic; def int_arm_neon_vabdls : Neon_2Arg_Long_Intrinsic; def int_arm_neon_vabdlu : Neon_2Arg_Long_Intrinsic; // Vector Absolute Difference and Accumulate. def int_arm_neon_vabas : Neon_3Arg_Intrinsic; def int_arm_neon_vabau : Neon_3Arg_Intrinsic; def int_arm_neon_vabals : Neon_3Arg_Long_Intrinsic; def int_arm_neon_vabalu : Neon_3Arg_Long_Intrinsic; // Vector Pairwise Add. def int_arm_neon_vpadd : Neon_2Arg_Intrinsic; // Vector Pairwise Add Long. // Note: This is different than the other "long" NEON intrinsics because // the result vector has half as many elements as the source vector. // The source and destination vector types must be specified separately. let TargetPrefix = "arm" in { def int_arm_neon_vpaddls : Intrinsic<[llvm_anyvector_ty], [llvm_anyvector_ty], [IntrNoMem]>; def int_arm_neon_vpaddlu : Intrinsic<[llvm_anyvector_ty], [llvm_anyvector_ty], [IntrNoMem]>; } // Vector Pairwise Add and Accumulate Long. // Note: This is similar to vpaddl but the destination vector also appears // as the first argument. let TargetPrefix = "arm" in { def int_arm_neon_vpadals : Intrinsic<[llvm_anyvector_ty], [LLVMMatchType<0>, llvm_anyvector_ty], [IntrNoMem]>; def int_arm_neon_vpadalu : Intrinsic<[llvm_anyvector_ty], [LLVMMatchType<0>, llvm_anyvector_ty], [IntrNoMem]>; } // Vector Pairwise Maximum and Minimum. def int_arm_neon_vpmaxs : Neon_2Arg_Intrinsic; def int_arm_neon_vpmaxu : Neon_2Arg_Intrinsic; def int_arm_neon_vpmins : Neon_2Arg_Intrinsic; def int_arm_neon_vpminu : Neon_2Arg_Intrinsic; // Vector Shifts: // // The various saturating and rounding vector shift operations need to be // represented by intrinsics in LLVM, and even the basic VSHL variable shift // operation cannot be safely translated to LLVM's shift operators. VSHL can // be used for both left and right shifts, or even combinations of the two, // depending on the signs of the shift amounts. It also has well-defined // behavior for shift amounts that LLVM leaves undefined. Only basic shifts // by constants can be represented with LLVM's shift operators. // // The shift counts for these intrinsics are always vectors, even for constant // shifts, where the constant is replicated. For consistency with VSHL (and // other variable shift instructions), left shifts have positive shift counts // and right shifts have negative shift counts. This convention is also used // for constant right shift intrinsics, and to help preserve sanity, the // intrinsic names use "shift" instead of either "shl" or "shr". Where // applicable, signed and unsigned versions of the intrinsics are // distinguished with "s" and "u" suffixes. A few NEON shift instructions, // such as VQSHLU, take signed operands but produce unsigned results; these // use a "su" suffix. // Vector Shift. def int_arm_neon_vshifts : Neon_2Arg_Intrinsic; def int_arm_neon_vshiftu : Neon_2Arg_Intrinsic; def int_arm_neon_vshiftls : Neon_2Arg_Long_Intrinsic; def int_arm_neon_vshiftlu : Neon_2Arg_Long_Intrinsic; def int_arm_neon_vshiftn : Neon_2Arg_Narrow_Intrinsic; // Vector Rounding Shift. def int_arm_neon_vrshifts : Neon_2Arg_Intrinsic; def int_arm_neon_vrshiftu : Neon_2Arg_Intrinsic; def int_arm_neon_vrshiftn : Neon_2Arg_Narrow_Intrinsic; // Vector Saturating Shift. def int_arm_neon_vqshifts : Neon_2Arg_Intrinsic; def int_arm_neon_vqshiftu : Neon_2Arg_Intrinsic; def int_arm_neon_vqshiftsu : Neon_2Arg_Intrinsic; def int_arm_neon_vqshiftns : Neon_2Arg_Narrow_Intrinsic; def int_arm_neon_vqshiftnu : Neon_2Arg_Narrow_Intrinsic; def int_arm_neon_vqshiftnsu : Neon_2Arg_Narrow_Intrinsic; // Vector Saturating Rounding Shift. def int_arm_neon_vqrshifts : Neon_2Arg_Intrinsic; def int_arm_neon_vqrshiftu : Neon_2Arg_Intrinsic; def int_arm_neon_vqrshiftns : Neon_2Arg_Narrow_Intrinsic; def int_arm_neon_vqrshiftnu : Neon_2Arg_Narrow_Intrinsic; def int_arm_neon_vqrshiftnsu : Neon_2Arg_Narrow_Intrinsic; // Vector Shift and Insert. def int_arm_neon_vshiftins : Neon_3Arg_Intrinsic; // Vector Absolute Value and Saturating Absolute Value. def int_arm_neon_vabs : Neon_1Arg_Intrinsic; def int_arm_neon_vqabs : Neon_1Arg_Intrinsic; // Vector Saturating Negate. def int_arm_neon_vqneg : Neon_1Arg_Intrinsic; // Vector Count Leading Sign/Zero Bits. def int_arm_neon_vcls : Neon_1Arg_Intrinsic; def int_arm_neon_vclz : Neon_1Arg_Intrinsic; // Vector Count One Bits. def int_arm_neon_vcnt : Neon_1Arg_Intrinsic; // Vector Reciprocal Estimate. def int_arm_neon_vrecpe : Neon_1Arg_Intrinsic; // Vector Reciprocal Square Root Estimate. def int_arm_neon_vrsqrte : Neon_1Arg_Intrinsic; // Vector Conversions Between Floating-point and Fixed-point. def int_arm_neon_vcvtfp2fxs : Neon_CvtFPToFx_Intrinsic; def int_arm_neon_vcvtfp2fxu : Neon_CvtFPToFx_Intrinsic; def int_arm_neon_vcvtfxs2fp : Neon_CvtFxToFP_Intrinsic; def int_arm_neon_vcvtfxu2fp : Neon_CvtFxToFP_Intrinsic; // Narrowing and Lengthening Vector Moves. def int_arm_neon_vmovn : Neon_1Arg_Narrow_Intrinsic; def int_arm_neon_vqmovns : Neon_1Arg_Narrow_Intrinsic; def int_arm_neon_vqmovnu : Neon_1Arg_Narrow_Intrinsic; def int_arm_neon_vqmovnsu : Neon_1Arg_Narrow_Intrinsic; // Vector Table Lookup. // The first 1-4 arguments are the table. def int_arm_neon_vtbl1 : Neon_Tbl2Arg_Intrinsic; def int_arm_neon_vtbl2 : Neon_Tbl3Arg_Intrinsic; def int_arm_neon_vtbl3 : Neon_Tbl4Arg_Intrinsic; def int_arm_neon_vtbl4 : Neon_Tbl5Arg_Intrinsic; // Vector Table Extension. // Some elements of the destination vector may not be updated, so the original // value of that vector is passed as the first argument. The next 1-4 // arguments after that are the table. def int_arm_neon_vtbx1 : Neon_Tbl3Arg_Intrinsic; def int_arm_neon_vtbx2 : Neon_Tbl4Arg_Intrinsic; def int_arm_neon_vtbx3 : Neon_Tbl5Arg_Intrinsic; def int_arm_neon_vtbx4 : Neon_Tbl6Arg_Intrinsic; let TargetPrefix = "arm" in { // De-interleaving vector loads from N-element structures. // Source operands are the address and alignment. def int_arm_neon_vld1 : Intrinsic<[llvm_anyvector_ty], [llvm_ptr_ty, llvm_i32_ty], [IntrReadArgMem]>; def int_arm_neon_vld2 : Intrinsic<[llvm_anyvector_ty, LLVMMatchType<0>], [llvm_ptr_ty, llvm_i32_ty], [IntrReadArgMem]>; def int_arm_neon_vld3 : Intrinsic<[llvm_anyvector_ty, LLVMMatchType<0>, LLVMMatchType<0>], [llvm_ptr_ty, llvm_i32_ty], [IntrReadArgMem]>; def int_arm_neon_vld4 : Intrinsic<[llvm_anyvector_ty, LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>], [llvm_ptr_ty, llvm_i32_ty], [IntrReadArgMem]>; // Vector load N-element structure to one lane. // Source operands are: the address, the N input vectors (since only one // lane is assigned), the lane number, and the alignment. def int_arm_neon_vld2lane : Intrinsic<[llvm_anyvector_ty, LLVMMatchType<0>], [llvm_ptr_ty, LLVMMatchType<0>, LLVMMatchType<0>, llvm_i32_ty, llvm_i32_ty], [IntrReadArgMem]>; def int_arm_neon_vld3lane : Intrinsic<[llvm_anyvector_ty, LLVMMatchType<0>, LLVMMatchType<0>], [llvm_ptr_ty, LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>, llvm_i32_ty, llvm_i32_ty], [IntrReadArgMem]>; def int_arm_neon_vld4lane : Intrinsic<[llvm_anyvector_ty, LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>], [llvm_ptr_ty, LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>, llvm_i32_ty, llvm_i32_ty], [IntrReadArgMem]>; // Interleaving vector stores from N-element structures. // Source operands are: the address, the N vectors, and the alignment. def int_arm_neon_vst1 : Intrinsic<[], [llvm_ptr_ty, llvm_anyvector_ty, llvm_i32_ty], [IntrReadWriteArgMem]>; def int_arm_neon_vst2 : Intrinsic<[], [llvm_ptr_ty, llvm_anyvector_ty, LLVMMatchType<0>, llvm_i32_ty], [IntrReadWriteArgMem]>; def int_arm_neon_vst3 : Intrinsic<[], [llvm_ptr_ty, llvm_anyvector_ty, LLVMMatchType<0>, LLVMMatchType<0>, llvm_i32_ty], [IntrReadWriteArgMem]>; def int_arm_neon_vst4 : Intrinsic<[], [llvm_ptr_ty, llvm_anyvector_ty, LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>, llvm_i32_ty], [IntrReadWriteArgMem]>; // Vector store N-element structure from one lane. // Source operands are: the address, the N vectors, the lane number, and // the alignment. def int_arm_neon_vst2lane : Intrinsic<[], [llvm_ptr_ty, llvm_anyvector_ty, LLVMMatchType<0>, llvm_i32_ty, llvm_i32_ty], [IntrReadWriteArgMem]>; def int_arm_neon_vst3lane : Intrinsic<[], [llvm_ptr_ty, llvm_anyvector_ty, LLVMMatchType<0>, LLVMMatchType<0>, llvm_i32_ty, llvm_i32_ty], [IntrReadWriteArgMem]>; def int_arm_neon_vst4lane : Intrinsic<[], [llvm_ptr_ty, llvm_anyvector_ty, LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>, llvm_i32_ty, llvm_i32_ty], [IntrReadWriteArgMem]>; }