| # RUN: rm -rf %t && mkdir -p %t |
| # RUN: llvm-mc -triple=thumbv7s-apple-ios7.0.0 -filetype=obj -o %t/MachO_Thumb.o %s |
| # RUN: llvm-rtdyld -triple=thumbv7s-apple-ios7.0.0 -verify -check=%s %t/MachO_Thumb.o |
| |
| .section __TEXT,__text,regular,pure_instructions |
| .syntax unified |
| |
| # Add 'aaa' to the common symbols to make sure 'baz' isn't at the start of the |
| # section. This ensures that we test VANILLA relocation addends correctly. |
| .comm aaa, 4, 2 |
| .comm baz, 4, 2 |
| |
| |
| .globl bar |
| .p2align 1 |
| .code 16 @ @bar |
| .thumb_func bar |
| |
| bar: |
| # Check lower 16-bits of section difference relocation |
| # rtdyld-check: decode_operand(insn1, 1) = (foo-(nextPC+8))[15:0] |
| insn1: |
| movw r0, :lower16:(foo-(nextPC+8)) |
| # Check upper 16-bits of section difference relocation |
| # rtdyld-check: decode_operand(insn2, 2) = (foo-(nextPC+8))[31:16] |
| insn2: |
| movt r0, :upper16:(foo-(nextPC+8)) |
| nextPC: |
| nop |
| |
| # Check stub generation for external symbols by referencing a common symbol, 'baz'. |
| # Check both the content of the stub, and the reference to the stub. |
| # Stub should contain '0xf000f8df' (ldr.w pc, [pc]), followed by the target. |
| # |
| # rtdyld-check: *{4}(stub_addr(MachO_Thumb.o, __text, baz)) = 0xf000f8df |
| # rtdyld-check: *{4}(stub_addr(MachO_Thumb.o, __text, baz) + 4) = baz |
| # |
| # rtdyld-check: decode_operand(insn3, 0) = stub_addr(MachO_Thumb.o, __text, baz) - (insn3 + 4) |
| insn3: |
| bl baz |
| |
| # Check stub generation for internal symbols by referencing 'bar'. |
| # rtdyld-check: *{4}(stub_addr(MachO_Thumb.o, __text, bar) + 4) = bar & 0xfffffffffffffffe |
| insn4: |
| bl bar |
| |
| .section __DATA,__data |
| .align 2 |
| foo: |
| .long 0 |
| |
| .subsections_via_symbols |
