| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=core2 | FileCheck %s --check-prefix=CORE2 |
| ; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=nehalem | FileCheck %s --check-prefix=NEHALEM |
| ; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=bdver2 | FileCheck %s --check-prefix=BDVER2 |
| ; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=btver2 | FileCheck %s --check-prefix=BTVER2 |
| |
| declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i1) |
| |
| define void @copy16bytes(i8* nocapture %a, i8* nocapture readonly %b) { |
| ; CORE2-LABEL: copy16bytes: |
| ; CORE2: ## %bb.0: |
| ; CORE2-NEXT: movq (%rsi), %rax |
| ; CORE2-NEXT: movq 8(%rsi), %rcx |
| ; CORE2-NEXT: movq %rcx, 8(%rdi) |
| ; CORE2-NEXT: movq %rax, (%rdi) |
| ; CORE2-NEXT: retq |
| ; |
| ; NEHALEM-LABEL: copy16bytes: |
| ; NEHALEM: ## %bb.0: |
| ; NEHALEM-NEXT: movups (%rsi), %xmm0 |
| ; NEHALEM-NEXT: movups %xmm0, (%rdi) |
| ; NEHALEM-NEXT: retq |
| ; |
| ; BDVER2-LABEL: copy16bytes: |
| ; BDVER2: ## %bb.0: |
| ; BDVER2-NEXT: movups (%rsi), %xmm0 |
| ; BDVER2-NEXT: movups %xmm0, (%rdi) |
| ; BDVER2-NEXT: retq |
| ; |
| ; BTVER2-LABEL: copy16bytes: |
| ; BTVER2: ## %bb.0: |
| ; BTVER2-NEXT: vmovups (%rsi), %xmm0 |
| ; BTVER2-NEXT: vmovups %xmm0, (%rdi) |
| ; BTVER2-NEXT: retq |
| call void @llvm.memcpy.p0i8.p0i8.i64(i8* %a, i8* %b, i64 16, i1 false) |
| ret void |
| |
| ; CHECK-LABEL: copy16bytes |
| |
| |
| } |