# RUN: rm -rf %t && mkdir -p %t # RUN: llvm-mc -triple=x86_64-apple-macos10.9 -filetype=obj \ # RUN: -o %t/helper.o %S/Inputs/MachO_GOTAndStubsOptimizationHelper.s # RUN: llvm-mc -triple=x86_64-apple-macos10.9 -filetype=obj \ # RUN: -o %t/testcase.o %s # RUN: llvm-jitlink -noexec -slab-allocate 64Kb -entry=bypass_stub -check %s \ # RUN: %t/testcase.o %t/helper.o # # Test that references to in-range GOT and stub targets can be bypassed. # The helper file contains a function that uses the GOT for _x, and this file # contains an external call to that function. By slab allocating the JIT memory # we can ensure that the references and targets will be in-range of one another, # which should cause both the GOT load and stub to be bypassed. .section __TEXT,__text,regular,pure_instructions .macosx_version_min 10, 14 .globl bypass_stub .p2align 4, 0x90 # jitlink-check: decode_operand(bypass_got, 4) = _x - next_pc(bypass_got) # jitlink-check: decode_operand(bypass_stub, 0) = bypass_got - next_pc(bypass_stub) bypass_stub: callq bypass_got .section __DATA,__data .globl _x .p2align 2 _x: .long 42 .subsections_via_symbols