| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2 |
| ; RUN: llc < %s -mtriple=aarch64-linux-gnu -mattr=+sve | FileCheck %s |
| |
| declare i32 @llvm.experimental.get.vector.length.i16(i16, i32, i1) |
| declare i32 @llvm.experimental.get.vector.length.i32(i32, i32, i1) |
| declare i32 @llvm.experimental.get.vector.length.i64(i64, i32, i1) |
| |
| define i32 @vector_length_i16(i16 zeroext %tc) { |
| ; CHECK-LABEL: vector_length_i16: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: cntd x8 |
| ; CHECK-NEXT: cmp w0, w8 |
| ; CHECK-NEXT: csel w0, w0, w8, lo |
| ; CHECK-NEXT: ret |
| %a = call i32 @llvm.experimental.get.vector.length.i16(i16 %tc, i32 2, i1 true) |
| ret i32 %a |
| } |
| |
| define i32 @vector_length_i32(i32 zeroext %tc) { |
| ; CHECK-LABEL: vector_length_i32: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: cntd x8 |
| ; CHECK-NEXT: cmp w0, w8 |
| ; CHECK-NEXT: csel w0, w0, w8, lo |
| ; CHECK-NEXT: ret |
| %a = call i32 @llvm.experimental.get.vector.length.i32(i32 %tc, i32 2, i1 true) |
| ret i32 %a |
| } |
| |
| define i32 @vector_length_i64(i64 %tc) { |
| ; CHECK-LABEL: vector_length_i64: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: cntd x8 |
| ; CHECK-NEXT: cmp x0, x8 |
| ; CHECK-NEXT: csel x0, x0, x8, lo |
| ; CHECK-NEXT: // kill: def $w0 killed $w0 killed $x0 |
| ; CHECK-NEXT: ret |
| %a = call i32 @llvm.experimental.get.vector.length.i64(i64 %tc, i32 2, i1 true) |
| ret i32 %a |
| } |