| ; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s -check-prefix=X64 |
| ; X64-NOT: movsq |
| ; X64: rep |
| ; X64-NOT: rep |
| ; X64: movsq |
| ; X64-NOT: movsq |
| ; X64: rep |
| ; X64-NOT: rep |
| ; X64: movsq |
| ; X64-NOT: rep |
| ; X64-NOT: movsq |
| |
| ; Win64 has not supported byval yet. |
| |
| ; RUN: llc < %s -march=x86 | FileCheck %s -check-prefix=X32 |
| ; X32-NOT: movsl |
| ; X32: rep |
| ; X32-NOT: rep |
| ; X32: movsl |
| ; X32-NOT: movsl |
| ; X32: rep |
| ; X32-NOT: rep |
| ; X32: movsl |
| ; X32-NOT: rep |
| ; X32-NOT: movsl |
| |
| %struct.s = type { i64, i64, i64, i64, i64, i64, i64, i64, |
| i64, i64, i64, i64, i64, i64, i64, i64, |
| i64 } |
| |
| define void @g(i64 %a, i64 %b, i64 %c) { |
| entry: |
| %d = alloca %struct.s, align 16 |
| %tmp = getelementptr %struct.s* %d, i32 0, i32 0 |
| store i64 %a, i64* %tmp, align 16 |
| %tmp2 = getelementptr %struct.s* %d, i32 0, i32 1 |
| store i64 %b, i64* %tmp2, align 16 |
| %tmp4 = getelementptr %struct.s* %d, i32 0, i32 2 |
| store i64 %c, i64* %tmp4, align 16 |
| call void @f( %struct.s*byval %d ) |
| call void @f( %struct.s*byval %d ) |
| ret void |
| } |
| |
| declare void @f(%struct.s* byval) |
