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1# RUN: rm -rf %t && mkdir -p %t2# RUN: llvm-mc -triple=arm64-apple-ios7.0.0 -filetype=obj -o %t/foo.o %s3# RUN: llvm-rtdyld -triple=arm64-apple-ios7.0.0 -map-section foo.o,__text=0x10bc0 -dummy-extern _dummy1=0x100000 -verify -check=%s %t/foo.o4 5 .section __TEXT,__text,regular,pure_instructions6 .ios_version_min 7, 07 .globl _foo8 .align 29_foo:10 movz w0, #011 ret12 13 .globl _test_branch_reloc14 .align 215 16 17# Test ARM64_RELOC_BRANCH26 relocation. The branch instruction only encodes 2618# bits of the 28-bit possible branch range. The lower two bits are always zero19# and therefore ignored.20# rtdyld-check: decode_operand(br1, 0)[25:0] = (_foo - br1)[27:2]21_test_branch_reloc:22br1:23 b _foo24 ret25 26 .globl _test_branch_reloc_bl27 .align 228# rtdyld-check: decode_operand(br2, 0)[25:0] = (_foo - br2)[27:2]29_test_branch_reloc_bl:30br2:31 bl _foo32 ret 33 34# Test ARM64_RELOC_PAGE21 and ARM64_RELOC_PAGEOFF12 relocation. adrp encodes35# the PC-relative page (4 KiB) difference between the adrp instruction and the36# variable ptr. ldr encodes the offset of the variable within the page. The ldr37# instruction perfroms an implicit shift on the encoded immediate (imm<<3).38# rtdyld-check: decode_operand(adrp1, 1) = (_ptr[32:12] - adrp1[32:12])39# rtdyld-check: decode_operand(ldr1, 2) = _ptr[11:3]40 .globl _test_adrp_ldr41 .align 242_test_adrp_ldr:43adrp1:44 adrp x0, _ptr@PAGE45ldr1:46 ldr x0, [x0, _ptr@PAGEOFF]47 ret48 49# Test ARM64_RELOC_GOT_LOAD_PAGE21 and ARM64_RELOC_GOT_LOAD_PAGEOFF1250# relocation. adrp encodes the PC-relative page (4 KiB) difference between the51# adrp instruction and the GOT entry for ptr. ldr encodes the offset of the GOT52# entry within the page. The ldr instruction perfroms an implicit shift on the53# encoded immediate (imm<<3).54# rtdyld-check: *{8}(stub_addr(foo.o/__text, _ptr)) = _ptr55# rtdyld-check: decode_operand(adrp2, 1) = (stub_addr(foo.o/__text, _ptr)[32:12] - adrp2[32:12])56# rtdyld-check: decode_operand(ldr2, 2) = stub_addr(foo.o/__text, _ptr)[11:3]57 .globl _test_adrp_ldr58 .align 259_test_got_adrp_ldr:60adrp2:61 adrp x0, _ptr@GOTPAGE62ldr2:63 ldr x0, [x0, _ptr@GOTPAGEOFF]64 ret65 66# rtdyld-check: decode_operand(add1, 2) = (tgt+8)[11:2] << 267 .globl _test_explicit_addend_reloc68 .align 469_test_explicit_addend_reloc:70add1:71 add x0, x0, tgt@PAGEOFF+872 73 .align 374tgt:75 .long 076 .long 077 .long 778 79# Test ARM64_RELOC_UNSIGNED relocation. The absolute 64-bit address of the80# function should be stored at the 8-byte memory location.81# rtdyld-check: *{8}_ptr = _foo82 .section __DATA,__data83 .globl _ptr84 .align 385 .fill 4096, 1, 086_ptr:87 .quad _foo88 89# Test ARM64_RELOC_SUBTRACTOR.90# rtdyld-check: *{8}_subtractor_result = _test_branch_reloc - _foo91_subtractor_result:92 .quad _test_branch_reloc - _foo93 94# Test 32-bit relative ARM64_RELOC_POINTER_TO_GOT95# rtdyld-check: *{4}_pointer_to_got_32_rel = (stub_addr(foo.o/__data, _dummy1) - _pointer_to_got_32_rel)96_pointer_to_got_32_rel:97 .long _dummy1@got - .98 99# Test 64-bit absolute ARM64_RELOC_POINTER_TO_GOT100# rtdyld-check: *{8}_pointer_to_got_64_abs = stub_addr(foo.o/__data, _dummy1)101_pointer_to_got_64_abs:102 .quad _dummy1@got103 104.subsections_via_symbols