| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=riscv64 -mattr=+experimental-v -verify-machineinstrs -riscv-v-vector-bits-min=256 < %s | FileCheck %s --check-prefix=VLEN256 |
| ; RUN: llc -mtriple=riscv64 -mattr=+experimental-v -verify-machineinstrs -riscv-v-vector-bits-min=512 < %s | FileCheck %s --check-prefix=VLEN512 |
| ; RUN: llc -mtriple=riscv64 -mattr=+experimental-v -verify-machineinstrs -riscv-v-vector-bits-min=1024 < %s | FileCheck %s --check-prefix=VLEN1024 |
| |
| define <512 x i8> @bitcast_1024B(<256 x i16> %a, <512 x i8> %b) { |
| ; VLEN256-LABEL: bitcast_1024B: |
| ; VLEN256: # %bb.0: |
| ; VLEN256-NEXT: addi a1, a0, 256 |
| ; VLEN256-NEXT: li a2, 256 |
| ; VLEN256-NEXT: vsetvli zero, a2, e8, m8, ta, mu |
| ; VLEN256-NEXT: vle8.v v24, (a0) |
| ; VLEN256-NEXT: vle8.v v0, (a1) |
| ; VLEN256-NEXT: vadd.vv v8, v24, v8 |
| ; VLEN256-NEXT: vadd.vv v16, v0, v16 |
| ; VLEN256-NEXT: ret |
| ; |
| ; VLEN512-LABEL: bitcast_1024B: |
| ; VLEN512: # %bb.0: |
| ; VLEN512-NEXT: li a0, 512 |
| ; VLEN512-NEXT: vsetvli zero, a0, e8, m8, ta, mu |
| ; VLEN512-NEXT: vadd.vv v8, v16, v8 |
| ; VLEN512-NEXT: ret |
| ; |
| ; VLEN1024-LABEL: bitcast_1024B: |
| ; VLEN1024: # %bb.0: |
| ; VLEN1024-NEXT: li a0, 512 |
| ; VLEN1024-NEXT: vsetvli zero, a0, e8, m4, ta, mu |
| ; VLEN1024-NEXT: vadd.vv v8, v12, v8 |
| ; VLEN1024-NEXT: ret |
| %c = bitcast <256 x i16> %a to <512 x i8> |
| %v = add <512 x i8> %b, %c |
| ret <512 x i8> %v |
| } |
