| // RUN: llvm-mc -triple x86_64-apple-macosx10.6 -filetype=obj %s -o - | llvm-readobj --sections - | FileCheck %s |
| |
| // We were trying to generate compact unwind info for assembly like this. |
| // The .cfi_def_cfa directive, however, throws a wrench into that and was |
| // causing an llvm_unreachable() failure. Make sure the assembler can handle |
| // the input. The actual eh_frames created using these directives are checked |
| // elsewhere. This test is a simpler "does the code assemble" check. |
| |
| // rdar://15406518 |
| |
| .macro SaveRegisters |
| |
| push %rbp |
| .cfi_def_cfa_offset 16 |
| .cfi_offset rbp, -16 |
| |
| mov %rsp, %rbp |
| .cfi_def_cfa_register rbp |
| |
| sub $$0x80+8, %rsp |
| |
| movdqa %xmm0, -0x80(%rbp) |
| push %rax |
| movdqa %xmm1, -0x70(%rbp) |
| push %rdi |
| movdqa %xmm2, -0x60(%rbp) |
| push %rsi |
| movdqa %xmm3, -0x50(%rbp) |
| push %rdx |
| movdqa %xmm4, -0x40(%rbp) |
| push %rcx |
| movdqa %xmm5, -0x30(%rbp) |
| push %r8 |
| movdqa %xmm6, -0x20(%rbp) |
| push %r9 |
| movdqa %xmm7, -0x10(%rbp) |
| |
| .endmacro |
| .macro RestoreRegisters |
| |
| movdqa -0x80(%rbp), %xmm0 |
| pop %r9 |
| movdqa -0x70(%rbp), %xmm1 |
| pop %r8 |
| movdqa -0x60(%rbp), %xmm2 |
| pop %rcx |
| movdqa -0x50(%rbp), %xmm3 |
| pop %rdx |
| movdqa -0x40(%rbp), %xmm4 |
| pop %rsi |
| movdqa -0x30(%rbp), %xmm5 |
| pop %rdi |
| movdqa -0x20(%rbp), %xmm6 |
| pop %rax |
| movdqa -0x10(%rbp), %xmm7 |
| |
| leave |
| .cfi_def_cfa rsp, 8 |
| .cfi_same_value rbp |
| |
| .endmacro |
| |
| _foo: |
| .cfi_startproc |
| SaveRegisters |
| |
| RestoreRegisters |
| ret |
| .cfi_endproc |
| |
| // CHECK: Section { |
| // CHECK: Index: 1 |
| // CHECK: Name: __eh_frame (5F 5F 65 68 5F 66 72 61 6D 65 00 00 00 00 00 00) |
| // CHECK: Segment: __TEXT (5F 5F 54 45 58 54 00 00 00 00 00 00 00 00 00 00) |
| // CHECK: Address: |
| // CHECK: Size: 0x40 |
| // CHECK: Offset: |
| // CHECK: Alignment: 3 |
| // CHECK: RelocationOffset: 0x0 |
| // CHECK: RelocationCount: 0 |
| // CHECK: Type: Coalesced (0xB) |
| // CHECK: Attributes [ (0x680000) |
| // CHECK: LiveSupport (0x80000) |
| // CHECK: NoTOC (0x400000) |
| // CHECK: StripStaticSyms (0x200000) |
| // CHECK: ] |
| // CHECK: Reserved1: 0x0 |
| // CHECK: Reserved2: 0x0 |
| // CHECK: } |
