| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -O0 -mtriple=aarch64-unknown-unknown | FileCheck %s |
| |
| ; Function Attrs: nobuiltin nounwind readonly |
| define i8 @popcount128(i128* nocapture nonnull readonly %0) { |
| ; CHECK-LABEL: popcount128: |
| ; CHECK: // %bb.0: // %Entry |
| ; CHECK-NEXT: ldr x8, [x0, #8] |
| ; CHECK-NEXT: ldr d0, [x0] |
| ; CHECK-NEXT: // implicit-def: $q1 |
| ; CHECK-NEXT: mov v1.16b, v0.16b |
| ; CHECK-NEXT: mov v1.d[1], x8 |
| ; CHECK-NEXT: cnt v1.16b, v1.16b |
| ; CHECK-NEXT: uaddlv h2, v1.16b |
| ; CHECK-NEXT: // implicit-def: $q1 |
| ; CHECK-NEXT: mov v1.16b, v2.16b |
| ; CHECK-NEXT: fmov w1, s1 |
| ; CHECK-NEXT: mov w0, w1 |
| ; CHECK-NEXT: ret |
| Entry: |
| %1 = load i128, i128* %0, align 16 |
| %2 = tail call i128 @llvm.ctpop.i128(i128 %1) |
| %3 = trunc i128 %2 to i8 |
| ret i8 %3 |
| } |
| |
| ; Function Attrs: nounwind readnone speculatable willreturn |
| declare i128 @llvm.ctpop.i128(i128) |
| |
| ; Function Attrs: nobuiltin nounwind readonly |
| define i16 @popcount256(i256* nocapture nonnull readonly %0) { |
| ; CHECK-LABEL: popcount256: |
| ; CHECK: // %bb.0: // %Entry |
| ; CHECK-NEXT: ldr x8, [x0, #8] |
| ; CHECK-NEXT: ldr x9, [x0, #24] |
| ; CHECK-NEXT: ldr d0, [x0, #16] |
| ; CHECK-NEXT: // implicit-def: $q1 |
| ; CHECK-NEXT: mov v1.16b, v0.16b |
| ; CHECK-NEXT: mov v1.d[1], x9 |
| ; CHECK-NEXT: cnt v1.16b, v1.16b |
| ; CHECK-NEXT: uaddlv h2, v1.16b |
| ; CHECK-NEXT: // implicit-def: $q1 |
| ; CHECK-NEXT: mov v1.16b, v2.16b |
| ; CHECK-NEXT: fmov w10, s1 |
| ; CHECK-NEXT: ldr d0, [x0] |
| ; CHECK-NEXT: // implicit-def: $q1 |
| ; CHECK-NEXT: mov v1.16b, v0.16b |
| ; CHECK-NEXT: mov v1.d[1], x8 |
| ; CHECK-NEXT: cnt v1.16b, v1.16b |
| ; CHECK-NEXT: uaddlv h2, v1.16b |
| ; CHECK-NEXT: // implicit-def: $q1 |
| ; CHECK-NEXT: mov v1.16b, v2.16b |
| ; CHECK-NEXT: fmov w11, s1 |
| ; CHECK-NEXT: add w0, w11, w10 |
| ; CHECK-NEXT: ret |
| Entry: |
| %1 = load i256, i256* %0, align 16 |
| %2 = tail call i256 @llvm.ctpop.i256(i256 %1) |
| %3 = trunc i256 %2 to i16 |
| ret i16 %3 |
| } |
| |
| ; Function Attrs: nounwind readnone speculatable willreturn |
| declare i256 @llvm.ctpop.i256(i256) |
| |
| define <1 x i128> @popcount1x128(<1 x i128> %0) { |
| ; CHECK-LABEL: popcount1x128: |
| ; CHECK: // %bb.0: // %Entry |
| ; CHECK-NEXT: // implicit-def: $q0 |
| ; CHECK-NEXT: fmov d0, x0 |
| ; CHECK-NEXT: mov v0.d[1], x1 |
| ; CHECK-NEXT: cnt v0.16b, v0.16b |
| ; CHECK-NEXT: uaddlv h1, v0.16b |
| ; CHECK-NEXT: // implicit-def: $q0 |
| ; CHECK-NEXT: mov v0.16b, v1.16b |
| ; CHECK-NEXT: fmov w2, s0 |
| ; CHECK-NEXT: mov w0, w2 |
| ; CHECK-NEXT: movi v0.2d, #0000000000000000 |
| ; CHECK-NEXT: mov x1, v0.d[1] |
| ; CHECK-NEXT: ret |
| Entry: |
| %1 = tail call <1 x i128> @llvm.ctpop.v1.i128(<1 x i128> %0) |
| ret <1 x i128> %1 |
| } |
| |
| declare <1 x i128> @llvm.ctpop.v1.i128(<1 x i128>) |