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llvm-6502/test/MC/SystemZ/fixups.s

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[SystemZ] Support all TLS access models - MC part The current SystemZ back-end only supports the local-exec TLS access model. This patch adds all required MC support for the other TLS models, which means in particular: - Support additional relocation types for Initial-exec model: R_390_TLS_IEENT Local-dynamic-model: R_390_TLS_LDO32, R_390_TLS_LDO64, R_390_TLS_LDM32, R_390_TLS_LDM64, R_390_TLS_LDCALL General-dynamic model: R_390_TLS_GD32, R_390_TLS_GD64, R_390_TLS_GDCALL - Support assembler syntax to generate additional relocations for use with __tls_get_offset calls: :tls_gdcall: :tls_ldcall: The patch also adds a new test to verify fixups and relocations, and removes the (already unused) FK_390_PLT16DBL/FK_390_PLT32DBL fixup kinds. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229652 91177308-0d34-0410-b5e6-96231b3b80d8
2015-02-18 09:11:36 +00:00
# RUN: llvm-mc -triple s390x-unknown-unknown --show-encoding %s | FileCheck %s
# RUN: llvm-mc -triple s390x-unknown-unknown -filetype=obj %s | \
# RUN: llvm-readobj -r | FileCheck %s -check-prefix=CHECK-REL
# CHECK: larl %r14, target # encoding: [0xc0,0xe0,A,A,A,A]
# CHECK-NEXT: # fixup A - offset: 2, value: target+2, kind: FK_390_PC32DBL
# CHECK-REL: 0x{{[0-9A-F]*2}} R_390_PC32DBL target 0x2
.align 16
larl %r14, target
# CHECK: larl %r14, target@GOT # encoding: [0xc0,0xe0,A,A,A,A]
# CHECK-NEXT: # fixup A - offset: 2, value: target@GOT+2, kind: FK_390_PC32DBL
# CHECK-REL: 0x{{[0-9A-F]*2}} R_390_GOTENT target 0x2
.align 16
larl %r14, target@got
# CHECK: larl %r14, target@INDNTPOFF # encoding: [0xc0,0xe0,A,A,A,A]
# CHECK-NEXT: # fixup A - offset: 2, value: target@INDNTPOFF+2, kind: FK_390_PC32DBL
# CHECK-REL: 0x{{[0-9A-F]*2}} R_390_TLS_IEENT target 0x2
.align 16
larl %r14, target@indntpoff
# CHECK: brasl %r14, target # encoding: [0xc0,0xe5,A,A,A,A]
# CHECK-NEXT: # fixup A - offset: 2, value: target+2, kind: FK_390_PC32DBL
# CHECK-REL: 0x{{[0-9A-F]*2}} R_390_PC32DBL target 0x2
.align 16
brasl %r14, target
# CHECK: brasl %r14, target@PLT # encoding: [0xc0,0xe5,A,A,A,A]
# CHECK-NEXT: # fixup A - offset: 2, value: target@PLT+2, kind: FK_390_PC32DBL
# CHECK-REL: 0x{{[0-9A-F]*2}} R_390_PLT32DBL target 0x2
.align 16
brasl %r14, target@plt
# CHECK: brasl %r14, target@PLT:tls_gdcall:sym # encoding: [0xc0,0xe5,A,A,A,A]
# CHECK-NEXT: # fixup A - offset: 2, value: target@PLT+2, kind: FK_390_PC32DBL
# CHECK-NEXT: # fixup B - offset: 0, value: sym@TLSGD, kind: FK_390_TLS_CALL
# CHECK-REL: 0x{{[0-9A-F]*0}} R_390_TLS_GDCALL sym 0x0
# CHECK-REL: 0x{{[0-9A-F]*2}} R_390_PLT32DBL target 0x2
.align 16
brasl %r14, target@plt:tls_gdcall:sym
# CHECK: brasl %r14, target@PLT:tls_ldcall:sym # encoding: [0xc0,0xe5,A,A,A,A]
# CHECK-NEXT: # fixup A - offset: 2, value: target@PLT+2, kind: FK_390_PC32DBL
# CHECK-NEXT: # fixup B - offset: 0, value: sym@TLSLDM, kind: FK_390_TLS_CALL
# CHECK-REL: 0x{{[0-9A-F]*0}} R_390_TLS_LDCALL sym 0x0
# CHECK-REL: 0x{{[0-9A-F]*2}} R_390_PLT32DBL target 0x2
.align 16
brasl %r14, target@plt:tls_ldcall:sym
# CHECK: bras %r14, target # encoding: [0xa7,0xe5,A,A]
# CHECK-NEXT: # fixup A - offset: 2, value: target+2, kind: FK_390_PC16DBL
# CHECK-REL: 0x{{[0-9A-F]*2}} R_390_PC16DBL target 0x2
.align 16
bras %r14, target
# CHECK: bras %r14, target@PLT # encoding: [0xa7,0xe5,A,A]
# CHECK-NEXT: # fixup A - offset: 2, value: target@PLT+2, kind: FK_390_PC16DBL
# CHECK-REL: 0x{{[0-9A-F]*2}} R_390_PLT16DBL target 0x2
.align 16
bras %r14, target@plt
# CHECK: bras %r14, target@PLT:tls_gdcall:sym # encoding: [0xa7,0xe5,A,A]
# CHECK-NEXT: # fixup A - offset: 2, value: target@PLT+2, kind: FK_390_PC16DBL
# CHECK-NEXT: # fixup B - offset: 0, value: sym@TLSGD, kind: FK_390_TLS_CALL
# CHECK-REL: 0x{{[0-9A-F]*0}} R_390_TLS_GDCALL sym 0x0
# CHECK-REL: 0x{{[0-9A-F]*2}} R_390_PLT16DBL target 0x2
.align 16
bras %r14, target@plt:tls_gdcall:sym
# CHECK: bras %r14, target@PLT:tls_ldcall:sym # encoding: [0xa7,0xe5,A,A]
# CHECK-NEXT: # fixup A - offset: 2, value: target@PLT+2, kind: FK_390_PC16DBL
# CHECK-NEXT: # fixup B - offset: 0, value: sym@TLSLDM, kind: FK_390_TLS_CALL
# CHECK-REL: 0x{{[0-9A-F]*0}} R_390_TLS_LDCALL sym 0x0
# CHECK-REL: 0x{{[0-9A-F]*2}} R_390_PLT16DBL target 0x2
.align 16
bras %r14, target@plt:tls_ldcall:sym
# Data relocs
# llvm-mc does not show any "encoding" string for data, so we just check the relocs
# CHECK-REL: .rela.data
.data
# CHECK-REL: 0x{{[0-9A-F]*0}} R_390_TLS_LE64 target 0x0
.align 16
.quad target@ntpoff
# CHECK-REL: 0x{{[0-9A-F]*0}} R_390_TLS_LDO64 target 0x0
.align 16
.quad target@dtpoff
# CHECK-REL: 0x{{[0-9A-F]*0}} R_390_TLS_LDM64 target 0x0
.align 16
.quad target@tlsldm
# CHECK-REL: 0x{{[0-9A-F]*0}} R_390_TLS_GD64 target 0x0
.align 16
.quad target@tlsgd
# CHECK-REL: 0x{{[0-9A-F]*0}} R_390_TLS_LE32 target 0x0
.align 16
.long target@ntpoff
# CHECK-REL: 0x{{[0-9A-F]*0}} R_390_TLS_LDO32 target 0x0
.align 16
.long target@dtpoff
# CHECK-REL: 0x{{[0-9A-F]*0}} R_390_TLS_LDM32 target 0x0
.align 16
.long target@tlsldm
# CHECK-REL: 0x{{[0-9A-F]*0}} R_390_TLS_GD32 target 0x0
.align 16
.long target@tlsgd
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