// RUN: llvm-mc -triple mips-unknown-linux < %s -show-encoding \ // RUN: | FileCheck -check-prefixes=ENCBE,FIXUP %s // RUN: llvm-mc -triple mipsel-unknown-linux < %s -show-encoding \ // RUN: | FileCheck -check-prefixes=ENCLE,FIXUP %s // RUN: llvm-mc -filetype=obj -triple mipsel-unknown-linux < %s \ // RUN: | llvm-readobj -r | FileCheck -check-prefix=RELOC %s // RUN: llvm-mc -filetype=obj -triple mips-unknown-linux < %s \ // RUN: | llvm-readobj -sections -section-data \ // RUN: | FileCheck -check-prefix=DATA %s // Test that we produce the correct relocation. // FIXME: move more relocation only tests here. // Check prefixes: // RELOC - Check the relocation in the object. // FIXUP - Check the fixup on the instruction. // ENCBE - Check the big-endian encoding on the instruction. // ENCLE - Check the little-endian encoding on the instruction. // ????? - Placeholder. Relocation is defined but the way of generating it is // unknown. // FIXME - Placeholder. Generation method is known but doesn't work. // RELOC-LABEL: .rel.text { // DATA-LABEL: Name: .text // DATA: SectionData ( // DATA-NEXT: 0000: 00000004 00000000 00000004 0C000000 .short foo // RELOC: R_MIPS_16 foo .short bar // RELOC: R_MIPS_16 .data baz: .long foo // RELOC: R_MIPS_32 foo .long bar // RELOC: R_MIPS_32 .data // ?????: R_MIPS_REL32 foo jal foo // RELOC: R_MIPS_26 foo // ENCBE: jal foo # encoding: [0b000011AA,A,A,A] // ENCLE: jal foo # encoding: [A,A,A,0b000011AA] // FIXUP: # fixup A - offset: 0, value: foo, kind: fixup_Mips_26 // The nop from the jal is at 0x0010 // DATA-NEXT: 0010: 00000000 0C000001 00000000 24620000 jal baz // RELOC: R_MIPS_26 .text // ENCBE: jal baz # encoding: [0b000011AA,A,A,A] // ENCLE: jal baz # encoding: [A,A,A,0b000011AA] // FIXUP: # fixup A - offset: 0, value: baz, kind: fixup_Mips_26 addiu $2, $3, %hi(foo) // RELOC: R_MIPS_HI16 foo // ENCBE: addiu $2, $3, %hi(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %hi(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %hi(foo), kind: fixup_Mips_HI16 // DATA-NEXT: 0020: 24620000 24620000 24620004 24620000 addiu $2, $3, %lo(foo) // RELOC: R_MIPS_LO16 foo // ENCBE: addiu $2, $3, %lo(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %lo(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %lo(foo), kind: fixup_Mips_LO16 addiu $2, $3, %hi(bar) // RELOC: R_MIPS_HI16 .data // ENCBE: addiu $2, $3, %hi(bar) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %hi(bar) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %hi(bar), kind: fixup_Mips_HI16 addiu $2, $3, %lo(bar) // RELOC: R_MIPS_LO16 .data // ENCBE: addiu $2, $3, %lo(bar) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %lo(bar) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %lo(bar), kind: fixup_Mips_LO16 addiu $2, $3, %gp_rel(foo) // RELOC: R_MIPS_GPREL16 foo // ENCBE: addiu $2, $3, %gp_rel(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %gp_rel(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %gp_rel(foo), kind: fixup_Mips_GPREL // DATA-NEXT: 0030: 24620004 24620000 24420000 24620000 addiu $2, $3, %gp_rel(bar) // RELOC: R_MIPS_GPREL16 .data // ENCBE: addiu $2, $3, %gp_rel(bar) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %gp_rel(bar) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %gp_rel(bar), kind: fixup_Mips_GPREL // ?????: R_MIPS_LITERAL foo addiu $2, $3, %got(foo) // RELOC: R_MIPS_GOT16 foo // ENCBE: addiu $2, $3, %got(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %got(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %got(foo), kind: fixup_Mips_GOT // %got requires a %lo pair addiu $2, $2, %lo(foo) addiu $2, $3, %got(bar) // RELOC: R_MIPS_GOT16 .data // ENCBE: addiu $2, $3, %got(bar) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %got(bar) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %got(bar), kind: fixup_Mips_GOT // DATA-NEXT: 0040: 24420004 0000FFBE 24620000 // %got requires a %lo pair addiu $2, $2, %lo(bar) .short foo-. // RELOC: R_MIPS_PC16 foo .short baz-. // RELOC-NOT: R_MIPS_PC16 addiu $2, $3, %call16(foo) // RELOC: R_MIPS_CALL16 foo // ENCBE: addiu $2, $3, %call16(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %call16(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %call16(foo), kind: fixup_Mips_CALL16 .p2align 4 // DATA-NEXT: 0050: 00000000 00000000 00000000 00000004 .quad foo // RELOC: R_MIPS_64 foo .quad bar // RELOC: R_MIPS_64 .data // ?????: R_MIPS_GPREL32 foo // ?????: R_MIPS_UNUSED1 foo // ?????: R_MIPS_UNUSED2 foo // ?????: R_MIPS_UNUSED3 foo // ?????: R_MIPS_SHIFT5 foo // ?????: R_MIPS_SHIFT6 foo // DATA-NEXT: 0060: 24620000 24620000 24620000 24620000 addiu $2, $3, %got_disp(foo) // RELOC: R_MIPS_GOT_DISP foo // ENCBE: addiu $2, $3, %got_disp(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %got_disp(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %got_disp(foo), kind: fixup_Mips_GOT_DISP addiu $2, $3, %got_page(foo) // RELOC: R_MIPS_GOT_PAGE foo // ENCBE: addiu $2, $3, %got_page(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %got_page(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %got_page(foo), kind: fixup_Mips_GOT_PAGE addiu $2, $3, %got_ofst(foo) // RELOC: R_MIPS_GOT_OFST foo // ENCBE: addiu $2, $3, %got_ofst(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %got_ofst(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %got_ofst(foo), kind: fixup_Mips_GOT_OFST addiu $2, $3, %got_hi(foo) // RELOC: R_MIPS_GOT_HI16 foo // ENCBE: addiu $2, $3, %got_hi(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %got_hi(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %got_hi(foo), kind: fixup_Mips_GOT_HI16 // DATA-NEXT: 0070: 24620000 64620000 64620000 24620000 addiu $2, $3, %got_lo(foo) // RELOC: R_MIPS_GOT_LO16 foo // ENCBE: addiu $2, $3, %got_lo(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %got_lo(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %got_lo(foo), kind: fixup_Mips_GOT_LO16 // addiu $2, $3, %neg(foo) // FIXME: R_MIPS_SUB foo // ?????: R_MIPS_INSERT_A // ?????: R_MIPS_INSERT_B // ?????: R_MIPS_DELETE .set mips64 daddiu $2, $3, %higher(foo) // RELOC: R_MIPS_HIGHER foo // ENCBE: daddiu $2, $3, %higher(foo) # encoding: [0x64,0x62,A,A] // ENCLE: daddiu $2, $3, %higher(foo) # encoding: [A,A,0x62,0x64] // FIXUP: # fixup A - offset: 0, value: %higher(foo), kind: fixup_Mips_HIGHER daddiu $2, $3, %highest(foo) // RELOC: R_MIPS_HIGHEST foo // ENCBE: daddiu $2, $3, %highest(foo) # encoding: [0x64,0x62,A,A] // ENCLE: daddiu $2, $3, %highest(foo) # encoding: [A,A,0x62,0x64] // FIXUP: # fixup A - offset: 0, value: %highest(foo), kind: fixup_Mips_HIGHEST .set mips0 addiu $2, $3, %call_hi(foo) // RELOC: R_MIPS_CALL_HI16 foo // ENCBE: addiu $2, $3, %call_hi(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %call_hi(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %call_hi(foo), kind: fixup_Mips_CALL_HI16 // DATA-NEXT: 0080: 24620000 24620000 24620000 24620000 addiu $2, $3, %call_lo(foo) // RELOC: R_MIPS_CALL_LO16 foo // ENCBE: addiu $2, $3, %call_lo(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %call_lo(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %call_lo(foo), kind: fixup_Mips_CALL_LO16 // ?????: R_MIPS_SCN_DISP foo // ?????: R_MIPS_REL16 foo // ?????: R_MIPS_ADD_IMMEDIATE foo // ?????: R_MIPS_PJUMP foo // ?????: R_MIPS_RELGOT foo // jalr $25 // ?????: R_MIPS_JALR foo // ?????: R_MIPS_TLS_DTPMOD32 foo // .dtprelword foo // FIXME: R_MIPS_TLS_DTPREL32 foo // ?????: R_MIPS_TLS_DTPMOD64 foo // .dtpreldword foo // FIXME: R_MIPS_TLS_DTPREL64 foo addiu $2, $3, %tlsgd(foo) // RELOC: R_MIPS_TLS_GD foo // ENCBE: addiu $2, $3, %tlsgd(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %tlsgd(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %tlsgd(foo), kind: fixup_Mips_TLSGD addiu $2, $3, %tlsldm(foo) // RELOC: R_MIPS_TLS_LDM foo // ENCBE: addiu $2, $3, %tlsldm(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %tlsldm(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %tlsldm(foo), kind: fixup_Mips_TLSLDM addiu $2, $3, %dtprel_hi(foo) // RELOC: R_MIPS_TLS_DTPREL_HI16 foo // ENCBE: addiu $2, $3, %dtprel_hi(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %dtprel_hi(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %dtprel_hi(foo), kind: fixup_Mips_DTPREL_HI addiu $2, $3, %dtprel_lo(foo) // RELOC: R_MIPS_TLS_DTPREL_LO16 foo // ENCBE: addiu $2, $3, %dtprel_lo(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %dtprel_lo(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %dtprel_lo(foo), kind: fixup_Mips_DTPREL_LO addiu $2, $3, %gottprel(foo) // RELOC: R_MIPS_TLS_GOTTPREL foo // ENCBE: addiu $2, $3, %gottprel(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %gottprel(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %gottprel(foo), kind: fixup_Mips_GOTTPREL // .tprelword foo // FIXME: R_MIPS_TLS_TPREL32 foo // .tpreldword foo // FIXME: R_MIPS_TLS_TPREL64 foo addiu $2, $3, %tprel_hi(foo) // RELOC: R_MIPS_TLS_TPREL_HI16 foo // ENCBE: addiu $2, $3, %tprel_hi(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %tprel_hi(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %tprel_hi(foo), kind: fixup_Mips_TPREL_HI addiu $2, $3, %tprel_lo(foo) // RELOC: R_MIPS_TLS_TPREL_LO16 foo // ENCBE: addiu $2, $3, %tprel_lo(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %tprel_lo(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %tprel_lo(foo), kind: fixup_Mips_TPREL_LO // ?????: R_MIPS_GLOB_DAT foo .set mips32r6 beqzc $2, foo // RELOC: R_MIPS_PC21_S2 foo // ENCBE: beqzc $2, foo # encoding: [0xd8,0b010AAAAA,A,A] // ENCLE: beqzc $2, foo # encoding: [A,A,0b010AAAAA,0xd8] // FIXUP: # fixup A - offset: 0, value: foo-4, kind: fixup_MIPS_PC21_S2 bc foo // RELOC: R_MIPS_PC26_S2 foo // ENCBE: bc foo # encoding: [0b110010AA,A,A,A] // ENCLE: bc foo # encoding: [A,A,A,0b110010AA] // FIXUP: # fixup A - offset: 0, value: foo-4, kind: fixup_MIPS_PC26_S2 .set mips64r6 ldpc $2, foo // RELOC: R_MIPS_PC18_S3 foo // ENCBE: ldpc $2, foo # encoding: [0xec,0b010110AA,A,A] // ENCLE: ldpc $2, foo # encoding: [A,A,0b010110AA,0xec] // FIXUP: # fixup A - offset: 0, value: foo, kind: fixup_Mips_PC18_S3 .set mips32r6 lwpc $2, foo // RELOC: R_MIPS_PC19_S2 foo // ENCBE: lwpc $2, foo # encoding: [0xec,0b01001AAA,A,A] // ENCLE: lwpc $2, foo # encoding: [A,A,0b01001AAA,0xec] // FIXUP: # fixup A - offset: 0, value: foo, kind: fixup_MIPS_PC19_S2 addiu $2, $3, %pcrel_hi(foo) // RELOC: R_MIPS_PCHI16 foo // ENCBE: addiu $2, $3, %pcrel_hi(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %pcrel_hi(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %pcrel_hi(foo), kind: fixup_MIPS_PCHI16 addiu $2, $3, %pcrel_lo(foo) // RELOC: R_MIPS_PCLO16 foo // ENCBE: addiu $2, $3, %pcrel_lo(foo) # encoding: [0x24,0x62,A,A] // ENCLE: addiu $2, $3, %pcrel_lo(foo) # encoding: [A,A,0x62,0x24] // FIXUP: # fixup A - offset: 0, value: %pcrel_lo(foo), kind: fixup_MIPS_PCLO16 .set mips0 // FIXME: R_MIPS16_* // ?????: R_MIPS_COPY foo // ?????: R_MIPS_JUMP_SLOT foo // FIXME: R_MICROMIPS_* .long foo-. // RELOC: R_MIPS_PC32 foo // .ehword foo // FIXME: R_MIPS_EH foo .data .word 0 bar: .word 1 .section .text_mm, "ax", @progbits .set micromips mm: // RELOC-LABEL: .rel.text_mm { // ENCBE-LABEL: mm: // ENCLE-LABEL: mm: // DATA-LABEL: Name: .text_mm // DATA: SectionData ( // DATA-NEXT: 0000: 30430000 30420000 30430000 30420004 addiu $2, $3, %got(foo_mm) // RELOC: R_MICROMIPS_GOT16 foo_mm // ENCBE: addiu $2, $3, %got(foo_mm) # encoding: [0x30,0x43,A,A] // The placement of the 'A' annotations is incorrect. They use 32-bit little endian instead of 2x 16-bit little endian. // ENCLE: addiu $2, $3, %got(foo_mm) # encoding: [0x43'A',0x30'A',0x00,0x00] // FIXUP: # fixup A - offset: 0, value: %got(foo_mm), kind: fixup_MICROMIPS_GOT16 // %got requires a %lo pair addiu $2, $2, %lo(foo_mm) // RELOC: R_MICROMIPS_LO16 foo_mm // ENCBE: addiu $2, $2, %lo(foo_mm) # encoding: [0x30,0x42,A,A] // ENCLE: addiu $2, $2, %lo(foo_mm) # encoding: [0x42'A',0x30'A',0x00,0x00] // FIXUP: # fixup A - offset: 0, value: %lo(foo_mm), kind: fixup_MICROMIPS_LO16 foo_mm: addiu $2, $3, %got(bar) // RELOC: R_MICROMIPS_GOT16 .data // ENCBE: addiu $2, $3, %got(bar) # encoding: [0x30,0x43,A,A] // ENCLE: addiu $2, $3, %got(bar) # encoding: [0x43'A',0x30'A',0x00,0x00] // FIXUP: # fixup A - offset: 0, value: %got(bar), kind: fixup_MICROMIPS_GOT16 // %got requires a %lo pair addiu $2, $2, %lo(bar) // RELOC: R_MICROMIPS_LO16 .data // ENCBE: addiu $2, $2, %lo(bar) # encoding: [0x30,0x42,A,A] // ENCLE: addiu $2, $2, %lo(bar) # encoding: [0x42'A',0x30'A',0x00,0x00] // FIXUP: # fixup A - offset: 0, value: %lo(bar), kind: fixup_MICROMIPS_LO16 // DATA-NEXT: 0010: 30430000 30420004 30430001 30420030 addiu $2, $3, %got(baz) // RELOC: R_MICROMIPS_GOT16 .text // ENCBE: addiu $2, $3, %got(baz) # encoding: [0x30,0x43,A,A] // The placement of the 'A' annotations is incorrect. They use 32-bit little endian instead of 2x 16-bit little endian. // ENCLE: addiu $2, $3, %got(baz) # encoding: [0x43'A',0x30'A',0x00,0x00] // FIXUP: # fixup A - offset: 0, value: %got(baz), kind: fixup_MICROMIPS_GOT16 // %got requires a %lo pair addiu $2, $2, %lo(baz) // RELOC: R_MICROMIPS_LO16 .text // ENCBE: addiu $2, $2, %lo(baz) # encoding: [0x30,0x42,A,A] // ENCLE: addiu $2, $2, %lo(baz) # encoding: [0x42'A',0x30'A',0x00,0x00] // FIXUP: # fixup A - offset: 0, value: %lo(baz), kind: fixup_MICROMIPS_LO16 addiu $2, $3, %got(long_mm) // RELOC: R_MICROMIPS_GOT16 .text // ENCBE: addiu $2, $3, %got(long_mm) # encoding: [0x30,0x43,A,A] // The placement of the 'A' annotations is incorrect. They use 32-bit little endian instead of 2x 16-bit little endian. // ENCLE: addiu $2, $3, %got(long_mm) # encoding: [0x43'A',0x30'A',0x00,0x00] // FIXUP: # fixup A - offset: 0, value: %got(long_mm), kind: fixup_MICROMIPS_GOT16 // %got requires a %lo pair addiu $2, $2, %lo(long_mm) // RELOC: R_MICROMIPS_LO16 .text // ENCBE: addiu $2, $2, %lo(long_mm) # encoding: [0x30,0x42,A,A] // ENCLE: addiu $2, $2, %lo(long_mm) # encoding: [0x42'A',0x30'A',0x00,0x00] // FIXUP: # fixup A - offset: 0, value: %lo(long_mm), kind: fixup_MICROMIPS_LO16 // DATA-NEXT: 0020: 30430000 30420000 30430000 30420004 addiu $2, $3, %hi(foo_mm) // RELOC: R_MICROMIPS_HI16 foo_mm // ENCBE: addiu $2, $3, %hi(foo_mm) # encoding: [0x30,0x43,A,A] // ENCLE: addiu $2, $3, %hi(foo_mm) # encoding: [0x43'A',0x30'A',0x00,0x00] // FIXUP: # fixup A - offset: 0, value: %hi(foo_mm), kind: fixup_MICROMIPS_HI16 addiu $2, $2, %lo(foo_mm) // RELOC: R_MICROMIPS_LO16 foo_mm // ENCBE: addiu $2, $2, %lo(foo_mm) # encoding: [0x30,0x42,A,A] // ENCLE: addiu $2, $2, %lo(foo_mm) # encoding: [0x42'A',0x30'A',0x00,0x00] // FIXUP: # fixup A - offset: 0, value: %lo(foo_mm), kind: fixup_MICROMIPS_LO16 addiu $2, $3, %hi(bar) // RELOC: R_MICROMIPS_HI16 .data // ENCBE: addiu $2, $3, %hi(bar) # encoding: [0x30,0x43,A,A] // ENCLE: addiu $2, $3, %hi(bar) # encoding: [0x43'A',0x30'A',0x00,0x00] // FIXUP: # fixup A - offset: 0, value: %hi(bar), kind: fixup_MICROMIPS_HI16 addiu $2, $2, %lo(bar) // RELOC: R_MICROMIPS_LO16 .data // ENCBE: addiu $2, $2, %lo(bar) # encoding: [0x30,0x42,A,A] // ENCLE: addiu $2, $2, %lo(bar) # encoding: [0x42'A',0x30'A',0x00,0x00] // FIXUP: # fixup A - offset: 0, value: %lo(bar), kind: fixup_MICROMIPS_LO16 .space 65536, 0 long_mm: