llvm/test/CodeGen/X86/pr38738.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=x86_64-unknown-linux-gnu -o - -mattr=-x87,+sse,-sse2 %s  | FileCheck --check-prefixes=X64SSE %s
; RUN: llc -mtriple=i686-unknown-linux-gnu -o - -mattr=-x87,+sse,-sse2 %s    | FileCheck --check-prefixes=X86SSE %s
; RUN: llc -mtriple=x86_64-unknown-linux-gnu -o - -mattr=-x87,+sse2,-sse3 %s | FileCheck --check-prefixes=X64SSE2 %s
; RUN: llc -mtriple=i686-unknown-linux-gnu -o - -mattr=-x87,+sse2,-sse3 %s   | FileCheck --check-prefixes=X86SSE2 %s
; RUN: llc -mtriple=x86_64-unknown-linux-gnu -o - -mattr=-x87,+avx,-avx2 %s  | FileCheck --check-prefixes=X64AVX %s
; RUN: llc -mtriple=i686-unknown-linux-gnu -o - -mattr=-x87,+avx,-avx2 %s    | FileCheck --check-prefixes=X86AVX %s


%struct.params = type { double, double }

define i32 @pr38738() {
; X64SSE-LABEL: pr38738:
; X64SSE:       # %bb.0: # %entry
; X64SSE-NEXT:    xorps %xmm0, %xmm0
; X64SSE-NEXT:    movaps %xmm0, -{{[0-9]+}}(%rsp)
; X64SSE-NEXT:    movl $0, -{{[0-9]+}}(%rsp)
; X64SSE-NEXT:    movl -{{[0-9]+}}(%rsp), %eax
; X64SSE-NEXT:    retq
;
; X86SSE-LABEL: pr38738:
; X86SSE:       # %bb.0: # %entry
; X86SSE-NEXT:    subl $28, %esp
; X86SSE-NEXT:    .cfi_def_cfa_offset 32
; X86SSE-NEXT:    movl $0, {{[0-9]+}}(%esp)
; X86SSE-NEXT:    movl $0, {{[0-9]+}}(%esp)
; X86SSE-NEXT:    movl $0, {{[0-9]+}}(%esp)
; X86SSE-NEXT:    movl $0, (%esp)
; X86SSE-NEXT:    movl $0, {{[0-9]+}}(%esp)
; X86SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86SSE-NEXT:    addl $28, %esp
; X86SSE-NEXT:    .cfi_def_cfa_offset 4
; X86SSE-NEXT:    retl
;
; X64SSE2-LABEL: pr38738:
; X64SSE2:       # %bb.0: # %entry
; X64SSE2-NEXT:    xorps %xmm0, %xmm0
; X64SSE2-NEXT:    movaps %xmm0, -{{[0-9]+}}(%rsp)
; X64SSE2-NEXT:    movl $0, -{{[0-9]+}}(%rsp)
; X64SSE2-NEXT:    movl -{{[0-9]+}}(%rsp), %eax
; X64SSE2-NEXT:    retq
;
; X86SSE2-LABEL: pr38738:
; X86SSE2:       # %bb.0: # %entry
; X86SSE2-NEXT:    subl $44, %esp
; X86SSE2-NEXT:    .cfi_def_cfa_offset 48
; X86SSE2-NEXT:    xorps %xmm0, %xmm0
; X86SSE2-NEXT:    movaps %xmm0, {{[0-9]+}}(%esp)
; X86SSE2-NEXT:    movl $0, {{[0-9]+}}(%esp)
; X86SSE2-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86SSE2-NEXT:    addl $44, %esp
; X86SSE2-NEXT:    .cfi_def_cfa_offset 4
; X86SSE2-NEXT:    retl
;
; X64AVX-LABEL: pr38738:
; X64AVX:       # %bb.0: # %entry
; X64AVX-NEXT:    vxorps %xmm0, %xmm0, %xmm0
; X64AVX-NEXT:    vmovaps %xmm0, -{{[0-9]+}}(%rsp)
; X64AVX-NEXT:    movl $0, -{{[0-9]+}}(%rsp)
; X64AVX-NEXT:    movl -{{[0-9]+}}(%rsp), %eax
; X64AVX-NEXT:    retq
;
; X86AVX-LABEL: pr38738:
; X86AVX:       # %bb.0: # %entry
; X86AVX-NEXT:    subl $44, %esp
; X86AVX-NEXT:    .cfi_def_cfa_offset 48
; X86AVX-NEXT:    vxorps %xmm0, %xmm0, %xmm0
; X86AVX-NEXT:    vmovaps %xmm0, {{[0-9]+}}(%esp)
; X86AVX-NEXT:    movl $0, {{[0-9]+}}(%esp)
; X86AVX-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86AVX-NEXT:    addl $44, %esp
; X86AVX-NEXT:    .cfi_def_cfa_offset 4
; X86AVX-NEXT:    retl
entry:
  %retval = alloca i32, align 4
  %dlg_sys_param = alloca %struct.params, align 8
  %total_active_bw = alloca float, align 4
  call void @llvm.memset.p0.i64(ptr align 8 %dlg_sys_param, i8 0, i64 16, i1 false)
  store float 0.000000e+00, ptr %total_active_bw, align 4
  %0 = load i32, ptr %retval, align 4
  ret i32 %0
}

define void @tryset(ptr nocapture %x) {
; X64SSE-LABEL: tryset:
; X64SSE:       # %bb.0:
; X64SSE-NEXT:    movq $0, 56(%rdi)
; X64SSE-NEXT:    movq $0, 48(%rdi)
; X64SSE-NEXT:    movq $0, 40(%rdi)
; X64SSE-NEXT:    movq $0, 32(%rdi)
; X64SSE-NEXT:    movq $0, 24(%rdi)
; X64SSE-NEXT:    movq $0, 16(%rdi)
; X64SSE-NEXT:    movq $0, 8(%rdi)
; X64SSE-NEXT:    movq $0, (%rdi)
; X64SSE-NEXT:    retq
;
; X86SSE-LABEL: tryset:
; X86SSE:       # %bb.0:
; X86SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86SSE-NEXT:    movl $0, 60(%eax)
; X86SSE-NEXT:    movl $0, 56(%eax)
; X86SSE-NEXT:    movl $0, 52(%eax)
; X86SSE-NEXT:    movl $0, 48(%eax)
; X86SSE-NEXT:    movl $0, 44(%eax)
; X86SSE-NEXT:    movl $0, 40(%eax)
; X86SSE-NEXT:    movl $0, 36(%eax)
; X86SSE-NEXT:    movl $0, 32(%eax)
; X86SSE-NEXT:    movl $0, 28(%eax)
; X86SSE-NEXT:    movl $0, 24(%eax)
; X86SSE-NEXT:    movl $0, 20(%eax)
; X86SSE-NEXT:    movl $0, 16(%eax)
; X86SSE-NEXT:    movl $0, 12(%eax)
; X86SSE-NEXT:    movl $0, 8(%eax)
; X86SSE-NEXT:    movl $0, 4(%eax)
; X86SSE-NEXT:    movl $0, (%eax)
; X86SSE-NEXT:    retl
;
; X64SSE2-LABEL: tryset:
; X64SSE2:       # %bb.0:
; X64SSE2-NEXT:    movq $0, 56(%rdi)
; X64SSE2-NEXT:    movq $0, 48(%rdi)
; X64SSE2-NEXT:    movq $0, 40(%rdi)
; X64SSE2-NEXT:    movq $0, 32(%rdi)
; X64SSE2-NEXT:    movq $0, 24(%rdi)
; X64SSE2-NEXT:    movq $0, 16(%rdi)
; X64SSE2-NEXT:    movq $0, 8(%rdi)
; X64SSE2-NEXT:    movq $0, (%rdi)
; X64SSE2-NEXT:    retq
;
; X86SSE2-LABEL: tryset:
; X86SSE2:       # %bb.0:
; X86SSE2-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86SSE2-NEXT:    movl $0, 4(%eax)
; X86SSE2-NEXT:    movl $0, (%eax)
; X86SSE2-NEXT:    movl $0, 12(%eax)
; X86SSE2-NEXT:    movl $0, 8(%eax)
; X86SSE2-NEXT:    movl $0, 20(%eax)
; X86SSE2-NEXT:    movl $0, 16(%eax)
; X86SSE2-NEXT:    movl $0, 28(%eax)
; X86SSE2-NEXT:    movl $0, 24(%eax)
; X86SSE2-NEXT:    movl $0, 36(%eax)
; X86SSE2-NEXT:    movl $0, 32(%eax)
; X86SSE2-NEXT:    movl $0, 44(%eax)
; X86SSE2-NEXT:    movl $0, 40(%eax)
; X86SSE2-NEXT:    movl $0, 52(%eax)
; X86SSE2-NEXT:    movl $0, 48(%eax)
; X86SSE2-NEXT:    movl $0, 60(%eax)
; X86SSE2-NEXT:    movl $0, 56(%eax)
; X86SSE2-NEXT:    retl
;
; X64AVX-LABEL: tryset:
; X64AVX:       # %bb.0:
; X64AVX-NEXT:    vxorps %xmm0, %xmm0, %xmm0
; X64AVX-NEXT:    vmovups %ymm0, 32(%rdi)
; X64AVX-NEXT:    vmovups %ymm0, (%rdi)
; X64AVX-NEXT:    vzeroupper
; X64AVX-NEXT:    retq
;
; X86AVX-LABEL: tryset:
; X86AVX:       # %bb.0:
; X86AVX-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86AVX-NEXT:    vxorps %xmm0, %xmm0, %xmm0
; X86AVX-NEXT:    vmovups %ymm0, 32(%eax)
; X86AVX-NEXT:    vmovups %ymm0, (%eax)
; X86AVX-NEXT:    vzeroupper
; X86AVX-NEXT:    retl
  tail call void @llvm.memset.p0.i64(ptr align 1 %x, i8 0, i64 64, i1 false)
  ret void
}

define void @trycpy(ptr nocapture %x, ptr nocapture readonly %y) {
; X64SSE-LABEL: trycpy:
; X64SSE:       # %bb.0:
; X64SSE-NEXT:    movq 24(%rsi), %rax
; X64SSE-NEXT:    movq %rax, 24(%rdi)
; X64SSE-NEXT:    movq 16(%rsi), %rax
; X64SSE-NEXT:    movq %rax, 16(%rdi)
; X64SSE-NEXT:    movq (%rsi), %rax
; X64SSE-NEXT:    movq 8(%rsi), %rcx
; X64SSE-NEXT:    movq %rcx, 8(%rdi)
; X64SSE-NEXT:    movq %rax, (%rdi)
; X64SSE-NEXT:    retq
;
; X86SSE-LABEL: trycpy:
; X86SSE:       # %bb.0:
; X86SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86SSE-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X86SSE-NEXT:    movl 28(%ecx), %edx
; X86SSE-NEXT:    movl %edx, 28(%eax)
; X86SSE-NEXT:    movl 24(%ecx), %edx
; X86SSE-NEXT:    movl %edx, 24(%eax)
; X86SSE-NEXT:    movl 20(%ecx), %edx
; X86SSE-NEXT:    movl %edx, 20(%eax)
; X86SSE-NEXT:    movl 16(%ecx), %edx
; X86SSE-NEXT:    movl %edx, 16(%eax)
; X86SSE-NEXT:    movl 12(%ecx), %edx
; X86SSE-NEXT:    movl %edx, 12(%eax)
; X86SSE-NEXT:    movl 8(%ecx), %edx
; X86SSE-NEXT:    movl %edx, 8(%eax)
; X86SSE-NEXT:    movl (%ecx), %edx
; X86SSE-NEXT:    movl 4(%ecx), %ecx
; X86SSE-NEXT:    movl %ecx, 4(%eax)
; X86SSE-NEXT:    movl %edx, (%eax)
; X86SSE-NEXT:    retl
;
; X64SSE2-LABEL: trycpy:
; X64SSE2:       # %bb.0:
; X64SSE2-NEXT:    movq 24(%rsi), %rax
; X64SSE2-NEXT:    movq %rax, 24(%rdi)
; X64SSE2-NEXT:    movq 16(%rsi), %rax
; X64SSE2-NEXT:    movq %rax, 16(%rdi)
; X64SSE2-NEXT:    movq (%rsi), %rax
; X64SSE2-NEXT:    movq 8(%rsi), %rcx
; X64SSE2-NEXT:    movq %rcx, 8(%rdi)
; X64SSE2-NEXT:    movq %rax, (%rdi)
; X64SSE2-NEXT:    retq
;
; X86SSE2-LABEL: trycpy:
; X86SSE2:       # %bb.0:
; X86SSE2-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86SSE2-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X86SSE2-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; X86SSE2-NEXT:    movsd %xmm0, 24(%eax)
; X86SSE2-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; X86SSE2-NEXT:    movsd %xmm0, 16(%eax)
; X86SSE2-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; X86SSE2-NEXT:    movsd {{.*#+}} xmm1 = mem[0],zero
; X86SSE2-NEXT:    movsd %xmm1, 8(%eax)
; X86SSE2-NEXT:    movsd %xmm0, (%eax)
; X86SSE2-NEXT:    retl
;
; X64AVX-LABEL: trycpy:
; X64AVX:       # %bb.0:
; X64AVX-NEXT:    vmovups (%rsi), %ymm0
; X64AVX-NEXT:    vmovups %ymm0, (%rdi)
; X64AVX-NEXT:    vzeroupper
; X64AVX-NEXT:    retq
;
; X86AVX-LABEL: trycpy:
; X86AVX:       # %bb.0:
; X86AVX-NEXT:    movl {{[0-9]+}}(%esp), %eax
; X86AVX-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; X86AVX-NEXT:    vmovups (%ecx), %ymm0
; X86AVX-NEXT:    vmovups %ymm0, (%eax)
; X86AVX-NEXT:    vzeroupper
; X86AVX-NEXT:    retl
  tail call void @llvm.memcpy.p0.p0.i64(ptr align 1 %x, ptr align 1 %y, i64 32, i1 false)
  ret void
}

declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1) argmemonly nounwind
declare void @llvm.memcpy.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1) #2