xref: /llvm-project/llvm/test/CodeGen/X86/byval.ll (revision 2f448bf509432c1a19ec46ab8cbc7353c03c6280)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=x86_64-linux | FileCheck -check-prefix=X64 %s
3; Win64 has not supported byval yet.
4; RUN: llc < %s -mtriple=i686-- | FileCheck -check-prefix=X86 %s
5
6%struct.s = type { i64, i64, i64 }
7
8define i64 @f(ptr byval(%struct.s) %a) {
9; X64-LABEL: f:
10; X64:       # %bb.0: # %entry
11; X64-NEXT:    movq {{[0-9]+}}(%rsp), %rax
12; X64-NEXT:    retq
13;
14; X86-LABEL: f:
15; X86:       # %bb.0: # %entry
16; X86-NEXT:    movl {{[0-9]+}}(%esp), %eax
17; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
18; X86-NEXT:    retl
19entry:
20	%tmp3 = load i64, ptr %a, align 8
21	ret i64 %tmp3
22}
23