| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc %s --mtriple aarch64 -verify-machineinstrs -o - | FileCheck %s |
| |
| define dso_local void @jsimd_idct_ifast_neon_intrinsic(i8* nocapture readonly %dct_table, i16* nocapture readonly %coef_block, i8** nocapture readonly %output_buf, i32 %output_col) local_unnamed_addr #0 { |
| ; CHECK-LABEL: jsimd_idct_ifast_neon_intrinsic: |
| ; CHECK: // %bb.0: // %entry |
| ; CHECK-NEXT: ldr q0, [x1, #32] |
| ; CHECK-NEXT: ldr q1, [x1, #96] |
| ; CHECK-NEXT: ldr q2, [x0, #32] |
| ; CHECK-NEXT: ldr q3, [x0, #96] |
| ; CHECK-NEXT: ldr x8, [x2, #48] |
| ; CHECK-NEXT: mov w9, w3 |
| ; CHECK-NEXT: mul v0.8h, v2.8h, v0.8h |
| ; CHECK-NEXT: mul v1.8h, v3.8h, v1.8h |
| ; CHECK-NEXT: add v2.8h, v0.8h, v1.8h |
| ; CHECK-NEXT: str q2, [x8, x9] |
| ; CHECK-NEXT: ldr x8, [x2, #56] |
| ; CHECK-NEXT: sub v0.8h, v0.8h, v1.8h |
| ; CHECK-NEXT: str q0, [x8, x9] |
| ; CHECK-NEXT: ret |
| entry: |
| %add.ptr5 = getelementptr inbounds i16, i16* %coef_block, i64 16 |
| %0 = bitcast i16* %add.ptr5 to <8 x i16>* |
| %1 = load <8 x i16>, <8 x i16>* %0, align 16 |
| |
| %add.ptr17 = getelementptr inbounds i16, i16* %coef_block, i64 48 |
| %2 = bitcast i16* %add.ptr17 to <8 x i16>* |
| %3 = load <8 x i16>, <8 x i16>* %2, align 16 |
| |
| %add.ptr29 = getelementptr inbounds i8, i8* %dct_table, i64 32 |
| %4 = bitcast i8* %add.ptr29 to <8 x i16>* |
| %5 = load <8 x i16>, <8 x i16>* %4, align 16 |
| |
| %add.ptr41 = getelementptr inbounds i8, i8* %dct_table, i64 96 |
| %6 = bitcast i8* %add.ptr41 to <8 x i16>* |
| %7 = load <8 x i16>, <8 x i16>* %6, align 16 |
| |
| %mul.i966 = mul <8 x i16> %5, %1 |
| %mul.i964 = mul <8 x i16> %7, %3 |
| |
| %add.i961 = add <8 x i16> %mul.i966, %mul.i964 |
| %sub.i960 = sub <8 x i16> %mul.i966, %mul.i964 |
| |
| %idx.ext = zext i32 %output_col to i64 |
| |
| %arrayidx404 = getelementptr inbounds i8*, i8** %output_buf, i64 6 |
| %8 = load i8*, i8** %arrayidx404, align 8 |
| %add.ptr406 = getelementptr inbounds i8, i8* %8, i64 %idx.ext |
| %9 = bitcast i8* %add.ptr406 to <8 x i16>* |
| store <8 x i16> %add.i961, <8 x i16>* %9, align 8 |
| |
| %arrayidx408 = getelementptr inbounds i8*, i8** %output_buf, i64 7 |
| %10 = load i8*, i8** %arrayidx408, align 8 |
| %add.ptr410 = getelementptr inbounds i8, i8* %10, i64 %idx.ext |
| %11 = bitcast i8* %add.ptr410 to <8 x i16>* |
| store <8 x i16> %sub.i960, <8 x i16>* %11, align 8 |
| |
| ret void |
| } |