blob: c1f6bc955e971905934e8e89ac38eeeed1a50cfc [file] [log] [blame]
# RUN: rm -rf %t && mkdir -p %t
# RUN: llvm-mc -triple=x86_64-apple-macosx10.9 -filetype=obj -o %t/test_x86-64.o %s
# RUN: llvm-jitlink -noexec -define-abs external_data=0xdeadbeef -define-abs external_func=0xcafef00d -check=%s %t/test_x86-64.o
.section __TEXT,__text,regular,pure_instructions
.align 4, 0x90
Lanon_func:
retq
.globl named_func
.align 4, 0x90
named_func:
xorq %rax, %rax
retq
# Check X86_64_RELOC_BRANCH handling with a call to a local function.
#
# jitlink-check: decode_operand(test_local_call, 0) = named_func - next_pc(test_local_call)
.globl test_local_call
.align 4, 0x90
test_local_call:
callq named_func
retq
.globl _main
.align 4, 0x90
_main:
retq
# Check X86_64_RELOC_GOTPCREL handling with a load from an external symbol.
# Validate both the reference to the GOT entry, and also the content of the GOT
# entry.
#
# jitlink-check: decode_operand(test_gotld, 4) = got_addr(test_x86-64.o, external_data) - next_pc(test_gotld)
# jitlink-check: *{8}(got_addr(test_x86-64.o, external_data)) = external_data
.globl test_gotld
.align 4, 0x90
test_gotld:
movq external_data@GOTPCREL(%rip), %rax
retq
# Check that calls to external functions trigger the generation of stubs and GOT
# entries.
#
# jitlink-check: decode_operand(test_external_call, 0) = stub_addr(test_x86-64.o, external_func) - next_pc(test_external_call)
# jitlink-check: *{8}(got_addr(test_x86-64.o, external_func)) = external_func
.globl test_external_call
.align 4, 0x90
test_external_call:
callq external_func
retq
# Check signed relocation handling:
#
# X86_64_RELOC_SIGNED / Extern -- movq address of linker global
# X86_64_RELOC_SIGNED1 / Extern -- movb immediate byte to linker global
# X86_64_RELOC_SIGNED2 / Extern -- movw immediate word to linker global
# X86_64_RELOC_SIGNED4 / Extern -- movl immediate long to linker global
#
# X86_64_RELOC_SIGNED / Anon -- movq address of linker private into register
# X86_64_RELOC_SIGNED1 / Anon -- movb immediate byte to linker private
# X86_64_RELOC_SIGNED2 / Anon -- movw immediate word to linker private
# X86_64_RELOC_SIGNED4 / Anon -- movl immediate long to linker private
signed_reloc_checks:
.globl signed
# jitlink-check: decode_operand(signed, 4) = named_data - next_pc(signed)
signed:
movq named_data(%rip), %rax
.globl signed1
# jitlink-check: decode_operand(signed1, 3) = named_data - next_pc(signed1)
signed1:
movb $0xAA, named_data(%rip)
.globl signed2
# jitlink-check: decode_operand(signed2, 3) = named_data - next_pc(signed2)
signed2:
movw $0xAAAA, named_data(%rip)
.globl signed4
# jitlink-check: decode_operand(signed4, 3) = named_data - next_pc(signed4)
signed4:
movl $0xAAAAAAAA, named_data(%rip)
.globl signedanon
# jitlink-check: decode_operand(signedanon, 4) = section_addr(test_x86-64.o, __data) - next_pc(signedanon)
signedanon:
movq Lanon_data(%rip), %rax
.globl signed1anon
# jitlink-check: decode_operand(signed1anon, 3) = section_addr(test_x86-64.o, __data) - next_pc(signed1anon)
signed1anon:
movb $0xAA, Lanon_data(%rip)
.globl signed2anon
# jitlink-check: decode_operand(signed2anon, 3) = section_addr(test_x86-64.o, __data) - next_pc(signed2anon)
signed2anon:
movw $0xAAAA, Lanon_data(%rip)
.globl signed4anon
# jitlink-check: decode_operand(signed4anon, 3) = section_addr(test_x86-64.o, __data) - next_pc(signed4anon)
signed4anon:
movl $0xAAAAAAAA, Lanon_data(%rip)
.section __DATA,__data
# Storage target for non-extern X86_64_RELOC_SIGNED_(1/2/4) relocs.
.p2align 3
Lanon_data:
.quad 0x1111111111111111
# Check X86_64_RELOC_SUBTRACTOR Quad/Long in anonymous storage with anonymous minuend
# Only the form "LA: .quad LA - B + C" is tested. The form "LA: .quad B - LA + C" is
# invalid because the minuend can not be local.
#
# Note: +8 offset in expression below to accounts for sizeof(Lanon_data).
# jitlink-check: *{8}(section_addr(test_x86-64.o, __data) + 8) = (section_addr(test_x86-64.o, __data) + 8) - named_data + 2
.p2align 3
Lanon_minuend_quad:
.quad Lanon_minuend_quad - named_data + 2
# Note: +16 offset in expression below to accounts for sizeof(Lanon_data) + sizeof(Lanon_minuend_long).
# jitlink-check: *{4}(section_addr(test_x86-64.o, __data) + 16) = ((section_addr(test_x86-64.o, __data) + 16) - named_data + 2)[31:0]
.p2align 2
Lanon_minuend_long:
.long Lanon_minuend_long - named_data + 2
# Named quad storage target (first named atom in __data).
.globl named_data
.p2align 3
named_data:
.quad 0x2222222222222222
# Check X86_64_RELOC_UNSIGNED / extern handling by putting the address of a
# local named function in a pointer variable.
#
# jitlink-check: *{8}named_func_addr = named_func
.globl named_func_addr
.p2align 3
named_func_addr:
.quad named_func
# Check X86_64_RELOC_UNSIGNED / non-extern handling by putting the address of a
# local anonymous function in a pointer variable.
#
# jitlink-check: *{8}anon_func_addr = section_addr(test_x86-64.o, __text)
.globl anon_func_addr
.p2align 3
anon_func_addr:
.quad Lanon_func
# X86_64_RELOC_SUBTRACTOR Quad/Long in named storage with anonymous minuend
#
# jitlink-check: *{8}minuend_quad1 = section_addr(test_x86-64.o, __data) - minuend_quad1 + 2
# Only the form "B: .quad LA - B + C" is tested. The form "B: .quad B - LA + C" is
# invalid because the minuend can not be local.
.globl minuend_quad1
.p2align 3
minuend_quad1:
.quad Lanon_data - minuend_quad1 + 2
# jitlink-check: *{4}minuend_long1 = (section_addr(test_x86-64.o, __data) - minuend_long1 + 2)[31:0]
.globl minuend_long1
.p2align 2
minuend_long1:
.long Lanon_data - minuend_long1 + 2
# Check X86_64_RELOC_SUBTRACTOR Quad/Long in named storage with minuend and subtrahend.
# Both forms "A: .quad A - B + C" and "A: .quad B - A + C" are tested.
#
# Check "A: .quad B - A + C".
# jitlink-check: *{8}minuend_quad2 = (named_data - minuend_quad2 + 2)
.globl minuend_quad2
.p2align 3
minuend_quad2:
.quad named_data - minuend_quad2 + 2
# Check "A: .long B - A + C".
# jitlink-check: *{4}minuend_long2 = (named_data - minuend_long2 + 2)[31:0]
.globl minuend_long2
.p2align 2
minuend_long2:
.long named_data - minuend_long2 + 2
# Check "A: .quad A - B + C".
# jitlink-check: *{8}minuend_quad3 = (minuend_quad3 - named_data + 2)
.globl minuend_quad3
.p2align 3
minuend_quad3:
.quad minuend_quad3 - named_data + 2
# Check "A: .long B - A + C".
# jitlink-check: *{4}minuend_long3 = (minuend_long3 - named_data + 2)[31:0]
.globl minuend_long3
.p2align 2
minuend_long3:
.long minuend_long3 - named_data + 2
.subsections_via_symbols