# REQUIRES: aarch64 # RUN: llvm-mc -filetype=obj -triple=aarch64-unknown-freebsd %s -o %t # RUN: echo '.globl zero; zero = 0' | llvm-mc -filetype=obj -triple=aarch64-unknown-freebsd -o %t2.o # RUN: ld.lld %t %t2.o -o %t2 # RUN: llvm-objdump --no-print-imm-hex -d %t2 | FileCheck %s .section .R_AARCH64_ADR_PREL_LO21,"ax",@progbits .globl _start _start: adr x1,msg msg: .asciz "Hello, world\n" msgend: # CHECK: Disassembly of section .R_AARCH64_ADR_PREL_LO21: # CHECK-EMPTY: # CHECK: <_start>: # CHECK: 0: 10000021 adr x1, 0x210124 # CHECK: : # CHECK: 4: # #4 is the adr immediate value. .section .R_AARCH64_ADR_PREL_PG_HI21,"ax",@progbits adrp x1,mystr mystr: .asciz "blah" .size mystr, 4 # PAGE(S + A) - PAGE(P) = PAGE(210136) - PAGE(0x210132) = 0 # # CHECK: Disassembly of section .R_AARCH64_ADR_PREL_PG_HI21: # CHECK-EMPTY: # CHECK-NEXT: <.R_AARCH64_ADR_PREL_PG_HI21>: # CHECK-NEXT: 210132: 90000001 adrp x1, 0x210000 .section .R_AARCH64_ADD_ABS_LO12_NC,"ax",@progbits add x0, x0, :lo12:.L.str .L.str: .asciz "blah" .size mystr, 4 # S = 0x21013b, A = 0x4 # R = (S + A) & 0xFFF = 319 # # CHECK: Disassembly of section .R_AARCH64_ADD_ABS_LO12_NC: # CHECK-EMPTY: # CHECK-NEXT: <.R_AARCH64_ADD_ABS_LO12_NC>: # CHECK-NEXT: 21013b: 9104fc00 add x0, x0, #319 .section .R_AARCH64_LDST64_ABS_LO12_NC,"ax",@progbits ldr x28, [x27, :lo12:foo] foo: .asciz "foo" .size mystr, 3 # S = 0x210144, A = 0x4 # R = ((S + A) & 0xFFF) << 7 = 0x0000a400 # 0x0000a400 | 0xf940177c = 0xf940a77c # CHECK: Disassembly of section .R_AARCH64_LDST64_ABS_LO12_NC: # CHECK-EMPTY: # CHECK-NEXT: <.R_AARCH64_LDST64_ABS_LO12_NC>: # CHECK-NEXT: 210144: f940a77c ldr x28, [x27, #328] .section .SUB,"ax",@progbits nop sub: nop # CHECK: Disassembly of section .SUB: # CHECK-EMPTY: # CHECK-NEXT: <.SUB>: # CHECK-NEXT: 21014c: d503201f nop # CHECK: : # CHECK-NEXT: 210150: d503201f nop .section .R_AARCH64_CALL26,"ax",@progbits call26: bl sub # S = 0x21014c, A = 0x4, P = 0x210154 # R = S + A - P = -0x4 = 0xfffffffc # (R & 0x0ffffffc) >> 2 = 0x03ffffff # 0x94000000 | 0x03ffffff = 0x97ffffff # CHECK: Disassembly of section .R_AARCH64_CALL26: # CHECK-EMPTY: # CHECK-NEXT: : # CHECK-NEXT: 210154: 97ffffff bl 0x210150 .section .R_AARCH64_JUMP26,"ax",@progbits jump26: b sub # S = 0x21014c, A = 0x4, P = 0x210158 # R = S + A - P = -0x8 = 0xfffffff8 # (R & 0x0ffffffc) >> 2 = 0x03fffffe # 0x14000000 | 0x03fffffe = 0x17fffffe # CHECK: Disassembly of section .R_AARCH64_JUMP26: # CHECK-EMPTY: # CHECK-NEXT: : # CHECK-NEXT: 210158: 17fffffe b 0x210150 .section .R_AARCH64_LDST32_ABS_LO12_NC,"ax",@progbits ldst32: ldr s4, [x5, :lo12:foo32] foo32: .asciz "foo" .size mystr, 3 # S = 0x21015c, A = 0x4 # R = ((S + A) & 0xFFC) << 8 = 0x00016000 # 0x00016000 | 0xbd4000a4 = 0xbd4160a4 # CHECK: Disassembly of section .R_AARCH64_LDST32_ABS_LO12_NC: # CHECK-EMPTY: # CHECK-NEXT: : # CHECK-NEXT: 21015c: bd4160a4 ldr s4, [x5, #352] .section .R_AARCH64_LDST8_ABS_LO12_NC,"ax",@progbits ldst8: ldrsb x11, [x13, :lo12:foo8] foo8: .asciz "foo" .size mystr, 3 # S = 0x210164, A = 0x4 # R = ((S + A) & 0xFFF) << 10 = 0x0005a000 # 0x0005a000 | 0x398001ab = 0x3985a1ab # CHECK: Disassembly of section .R_AARCH64_LDST8_ABS_LO12_NC: # CHECK-EMPTY: # CHECK-NEXT: : # CHECK-NEXT: 210164: 3985a1ab ldrsb x11, [x13, #360] .section .R_AARCH64_LDST128_ABS_LO12_NC,"ax",@progbits ldst128: ldr q20, [x19, #:lo12:foo128] foo128: .asciz "foo" .size mystr, 3 # S = 0x21016c, A = 0x4 # R = ((S + A) & 0xFF8) << 6 = 0x00005c00 # 0x00005c00 | 0x3dc00274 = 0x3dc05e74 # CHECK: Disassembly of section .R_AARCH64_LDST128_ABS_LO12_NC: # CHECK-EMPTY: # CHECK: : # CHECK: 21016c: 3dc05e74 ldr q20, [x19, #368] #foo128: # 210170: 66 6f 6f 00 .word .section .R_AARCH64_LDST16_ABS_LO12_NC,"ax",@progbits ldst16: ldr h17, [x19, :lo12:foo16] ldrh w1, [x19, :lo12:foo16] ldrh w2, [x19, :lo12:foo16 + 2] foo16: .asciz "foo" .size mystr, 4 # S = 0x210174, A = 0x4 # R = ((S + A) & 0x0FFC) << 9 = 0x2f000 # 0x2f000 | 0x7d400271 = 0x7d430271 # CHECK: Disassembly of section .R_AARCH64_LDST16_ABS_LO12_NC: # CHECK-EMPTY: # CHECK-NEXT: : # CHECK-NEXT: 210174: 7d430271 ldr h17, [x19, #384] # CHECK-NEXT: 210178: 79430261 ldrh w1, [x19, #384] # CHECK-NEXT: 21017c: 79430662 ldrh w2, [x19, #386] .section .R_AARCH64_MOVW_UABS,"ax",@progbits movz1: movk x12, #:abs_g0:zero+0xC movk x12, #:abs_g0_nc:zero+0xF000E000D000C movk x13, #:abs_g1:zero+0xD000C movk x13, #:abs_g1_nc:zero+0xF000E000D000C movk x14, #:abs_g2:zero+0xE000D000C movk x14, #:abs_g2_nc:zero+0xF000E000D000C movz x15, #:abs_g3:zero+0xF000E000D000C movk x16, #:abs_g3:zero+0xF000E000D000C ## 4222124650659840 == (0xF << 48) # CHECK: Disassembly of section .R_AARCH64_MOVW_UABS: # CHECK-EMPTY: # CHECK-NEXT: : # CHECK-NEXT: f280018c movk x12, #12 # CHECK-NEXT: f280018c movk x12, #12 # CHECK-NEXT: f2a001ad movk x13, #13, lsl #16 # CHECK-NEXT: f2a001ad movk x13, #13, lsl #16 # CHECK-NEXT: f2c001ce movk x14, #14, lsl #32 # CHECK-NEXT: f2c001ce movk x14, #14, lsl #32 # CHECK-NEXT: d2e001ef mov x15, #4222124650659840 # CHECK-NEXT: f2e001f0 movk x16, #15, lsl #48 .section .R_AARCH64_MOVW_SABS,"ax",@progbits movz x1, #:abs_g0_s:zero+1 movz x1, #:abs_g0_s:zero-1 movz x2, #:abs_g1_s:zero+0x20000 movz x2, #:abs_g1_s:zero-0x20000 movz x3, #:abs_g2_s:zero+0x300000000 movz x3, #:abs_g2_s:zero-0x300000000 # CHECK: Disassembly of section .R_AARCH64_MOVW_SABS: # CHECK-EMPTY: # CHECK-NEXT: : # CHECK-NEXT: d2800021 mov x1, #1 # CHECK-NEXT: 92800001 mov x1, #-1 # CHECK-NEXT: d2a00042 mov x2, #131072 ## -65537 = 0xfffffffffffeffff # CHECK-NEXT: 92a00022 mov x2, #-65537 ## 12884901888 = 0x300000000 # CHECK-NEXT: d2c00063 mov x3, #12884901888 ## -8589934593 = #0xfffffffdffffffff # CHECK-NEXT: 92c00043 mov x3, #-8589934593 .section .R_AARCH64_MOVW_PREL,"ax",@progbits movz x1, #:prel_g0:.+1 movz x1, #:prel_g0_nc:.-1 movk x1, #:prel_g0:.+1 movk x1, #:prel_g0_nc:.-1 movz x2, #:prel_g1:.+0x20000 movz x2, #:prel_g1_nc:.-0x20000 movk x2, #:prel_g1:.+0x20000 movk x2, #:prel_g1_nc:.-0x20000 movz x3, #:prel_g2:.+0x300000000 movz x3, #:prel_g2_nc:.-0x300000000 movk x3, #:prel_g2:.+0x300000000 movk x3, #:prel_g2_nc:.-0x300000000 movz x3, #:prel_g2:.+0x300000000 movz x4, #:prel_g3:.+0x4000000000000 movz x4, #:prel_g3:.-0x4000000000000 movk x4, #:prel_g3:.+0x4000000000000 movk x4, #:prel_g3:.-0x4000000000000 # CHECK: Disassembly of section .R_AARCH64_MOVW_PREL: # CHECK-EMPTY: # CHECK-NEXT: : # CHECK-NEXT: 2101bc: d2800021 mov x1, #1 # CHECK-NEXT: 2101c0: 92800001 mov x1, #-1 # CHECK-NEXT: 2101c4: f2800021 movk x1, #1 # CHECK-NEXT: 2101c8: f29fffe1 movk x1, #65535 # CHECK-NEXT: 2101cc: d2a00042 mov x2, #131072 ## -65537 = 0xfffffffffffeffff # CHECK-NEXT: 2101d0: 92a00022 mov x2, #-65537 # CHECK-NEXT: 2101d4: f2a00042 movk x2, #2, lsl #16 # CHECK-NEXT: 2101d8: f2bfffc2 movk x2, #65534, lsl #16 ## 12884901888 = 0x300000000 # CHECK-NEXT: 2101dc: d2c00063 mov x3, #12884901888 ## -8589934593 = #0xfffffffdffffffff # CHECK-NEXT: 2101e0: 92c00043 mov x3, #-8589934593 # CHECK-NEXT: 2101e4: f2c00063 movk x3, #3, lsl #32 # CHECK-NEXT: 2101e8: f2dfffa3 movk x3, #65533, lsl #32 # CHECK-NEXT: 2101ec: d2c00063 mov x3, #12884901888 ## 1125899906842624 = 0x4000000000000 # CHECK-NEXT: 2101f0: d2e00084 mov x4, #1125899906842624 # CHECK-NEXT: 2101f4: d2ffff84 mov x4, #-1125899906842624 # CHECK-NEXT: 2101f8: f2e00084 movk x4, #4, lsl #48 # CHECK-NEXT: 2101fc: f2ffff84 movk x4, #65532, lsl #48