| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=avx | FileCheck %s |
| define i8 @test_offset(ptr %base) { |
| ; CHECK-LABEL: test_offset: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: pushq %rax |
| ; CHECK-NEXT: .cfi_def_cfa_offset 16 |
| ; CHECK-NEXT: movb $0, 7(%rdi) |
| ; CHECK-NEXT: movw $0, 5(%rdi) |
| ; CHECK-NEXT: movl $0, 1(%rdi) |
| ; CHECK-NEXT: movl -4(%rdi), %eax |
| ; CHECK-NEXT: movl %eax, -{{[0-9]+}}(%rsp) |
| ; CHECK-NEXT: movzbl (%rdi), %eax |
| ; CHECK-NEXT: movb %al, -{{[0-9]+}}(%rsp) |
| ; CHECK-NEXT: movl 1(%rdi), %eax |
| ; CHECK-NEXT: movl %eax, -{{[0-9]+}}(%rsp) |
| ; CHECK-NEXT: movzwl 5(%rdi), %eax |
| ; CHECK-NEXT: movw %ax, -{{[0-9]+}}(%rsp) |
| ; CHECK-NEXT: movzbl 7(%rdi), %eax |
| ; CHECK-NEXT: movb %al, -{{[0-9]+}}(%rsp) |
| ; CHECK-NEXT: movl 8(%rdi), %eax |
| ; CHECK-NEXT: movl %eax, -{{[0-9]+}}(%rsp) |
| ; CHECK-NEXT: movzbl -{{[0-9]+}}(%rsp), %eax |
| ; CHECK-NEXT: popq %rcx |
| ; CHECK-NEXT: .cfi_def_cfa_offset 8 |
| ; CHECK-NEXT: retq |
| entry: |
| %z = alloca [128 x i8], align 16 |
| %gep0 = getelementptr inbounds i8, ptr %base, i64 7 |
| store volatile i8 0, ptr %gep0 |
| %gep1 = getelementptr inbounds i8, ptr %base, i64 5 |
| store volatile i16 0, ptr %gep1 |
| %gep2 = getelementptr inbounds i8, ptr %base, i64 1 |
| store volatile i32 0, ptr %gep2 |
| |
| %y1 = getelementptr inbounds i8, ptr %base, i64 -4 |
| call void @llvm.memcpy.p0.p0.i64(ptr %z, ptr %y1, i64 16, i1 false) |
| |
| %gep4 = getelementptr inbounds [128 x i8], ptr %z, i64 0, i64 4 |
| %ret = load i8, ptr %gep4 |
| ret i8 %ret |
| } |
| |
| ; Function Attrs: argmemonly nounwind |
| declare void @llvm.memcpy.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1) |
