llvm-project/llvm/test/CodeGen/X86/byval.ll

17 lines
392 B
LLVM

; RUN: llc < %s -march=x86-64 | FileCheck -check-prefix=X86-64 %s
; RUN: llc < %s -march=x86 | FileCheck -check-prefix=X86 %s
; X86: movl 4(%esp), %eax
; X86: movl 8(%esp), %edx
; X86-64: movq 8(%rsp), %rax
%struct.s = type { i64, i64, i64 }
define i64 @f(%struct.s* byval %a) {
entry:
%tmp2 = getelementptr %struct.s* %a, i32 0, i32 0
%tmp3 = load i64* %tmp2, align 8
ret i64 %tmp3
}