; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=x86_64-linux -mattr=-avx | FileCheck %s -check-prefix=X64 ; Win64 has not supported byval yet. ; RUN: llc < %s -mtriple=i686-- -mattr=-avx | FileCheck %s -check-prefix=X86 %struct.s = type { i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16 } define void @g(i16 signext %a1, i16 signext %a2, i16 signext %a3, ; X64-LABEL: g: ; X64: # %bb.0: # %entry ; X64-NEXT: pushq %rbx ; X64-NEXT: subq $288, %rsp # imm = 0x120 ; X64-NEXT: movw %di, {{[0-9]+}}(%rsp) ; X64-NEXT: movw %si, {{[0-9]+}}(%rsp) ; X64-NEXT: movw %dx, {{[0-9]+}}(%rsp) ; X64-NEXT: movw %cx, {{[0-9]+}}(%rsp) ; X64-NEXT: movw %r8w, {{[0-9]+}}(%rsp) ; X64-NEXT: movw %r9w, {{[0-9]+}}(%rsp) ; X64-NEXT: leaq {{[0-9]+}}(%rsp), %rbx ; X64-NEXT: movl $16, %ecx ; X64-NEXT: movq %rsp, %rdi ; X64-NEXT: movq %rbx, %rsi ; X64-NEXT: rep;movsq (%rsi), %es:(%rdi) ; X64-NEXT: movzwl {{[0-9]+}}(%rsp), %eax ; X64-NEXT: movw %ax, {{[0-9]+}}(%rsp) ; X64-NEXT: callq f@PLT ; X64-NEXT: movl $16, %ecx ; X64-NEXT: movq %rsp, %rdi ; X64-NEXT: movq %rbx, %rsi ; X64-NEXT: rep;movsq (%rsi), %es:(%rdi) ; X64-NEXT: movzwl {{[0-9]+}}(%rsp), %eax ; X64-NEXT: movw %ax, {{[0-9]+}}(%rsp) ; X64-NEXT: callq f@PLT ; X64-NEXT: addq $288, %rsp # imm = 0x120 ; X64-NEXT: popq %rbx ; X64-NEXT: retq ; ; X86-LABEL: g: ; X86: # %bb.0: # %entry ; X86-NEXT: pushl %ebp ; X86-NEXT: movl %esp, %ebp ; X86-NEXT: pushl %ebx ; X86-NEXT: pushl %edi ; X86-NEXT: pushl %esi ; X86-NEXT: andl $-16, %esp ; X86-NEXT: subl $288, %esp # imm = 0x120 ; X86-NEXT: movzwl 8(%ebp), %eax ; X86-NEXT: movw %ax, {{[0-9]+}}(%esp) ; X86-NEXT: movzwl 12(%ebp), %eax ; X86-NEXT: movw %ax, {{[0-9]+}}(%esp) ; X86-NEXT: movzwl 16(%ebp), %eax ; X86-NEXT: movw %ax, {{[0-9]+}}(%esp) ; X86-NEXT: movzwl 20(%ebp), %eax ; X86-NEXT: movw %ax, {{[0-9]+}}(%esp) ; X86-NEXT: movzwl 24(%ebp), %eax ; X86-NEXT: movw %ax, {{[0-9]+}}(%esp) ; X86-NEXT: movzwl 28(%ebp), %eax ; X86-NEXT: movw %ax, {{[0-9]+}}(%esp) ; X86-NEXT: leal {{[0-9]+}}(%esp), %ebx ; X86-NEXT: movl $32, %ecx ; X86-NEXT: movl %esp, %edi ; X86-NEXT: movl %ebx, %esi ; X86-NEXT: rep;movsl (%esi), %es:(%edi) ; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movw %ax, {{[0-9]+}}(%esp) ; X86-NEXT: calll f@PLT ; X86-NEXT: movl $32, %ecx ; X86-NEXT: movl %esp, %edi ; X86-NEXT: movl %ebx, %esi ; X86-NEXT: rep;movsl (%esi), %es:(%edi) ; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movw %ax, {{[0-9]+}}(%esp) ; X86-NEXT: calll f@PLT ; X86-NEXT: leal -12(%ebp), %esp ; X86-NEXT: popl %esi ; X86-NEXT: popl %edi ; X86-NEXT: popl %ebx ; X86-NEXT: popl %ebp ; X86-NEXT: retl i16 signext %a4, i16 signext %a5, i16 signext %a6) nounwind { entry: %a = alloca %struct.s, align 16 store i16 %a1, ptr %a, align 16 %tmp2 = getelementptr %struct.s, ptr %a, i32 0, i32 1 store i16 %a2, ptr %tmp2, align 16 %tmp4 = getelementptr %struct.s, ptr %a, i32 0, i32 2 store i16 %a3, ptr %tmp4, align 16 %tmp6 = getelementptr %struct.s, ptr %a, i32 0, i32 3 store i16 %a4, ptr %tmp6, align 16 %tmp8 = getelementptr %struct.s, ptr %a, i32 0, i32 4 store i16 %a5, ptr %tmp8, align 16 %tmp10 = getelementptr %struct.s, ptr %a, i32 0, i32 5 store i16 %a6, ptr %tmp10, align 16 call void @f(ptr byval(%struct.s) %a) call void @f(ptr byval(%struct.s) %a) ret void } declare void @f(ptr byval(%struct.s))