# RUN: llvm-mc -filetype=obj -triple=aarch64-unknown-freebsd %s -o %t # RUN: llvm-mc -filetype=obj -triple=aarch64-unknown-freebsd %p/Inputs/uabs_label.s -o %t2.o # RUN: ld.lld %t %t2.o -o %t2 # RUN: llvm-objdump -d %t2 | FileCheck %s # REQUIRES: aarch64 .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: _start: # CHECK: 0: 21 00 00 10 adr x1, #4 # CHECK: msg: # CHECK: 4: # #4 is the adr immediate value. .section .R_AARCH64_ADR_PREL_PG_H121,"ax",@progbits adrp x1,mystr mystr: .asciz "blah" .size mystr, 4 # S = 0x20012, A = 0x4, P = 0x20012 # PAGE(S + A) = 0x11000 # PAGE(P) = 0x11000 # # CHECK: Disassembly of section .R_AARCH64_ADR_PREL_PG_H121: # CHECK-NEXT: $x.2: # CHECK-NEXT: 20012: 01 00 00 90 adrp x1, #0 .section .R_AARCH64_ADD_ABS_LO12_NC,"ax",@progbits add x0, x0, :lo12:.L.str .L.str: .asciz "blah" .size mystr, 4 # S = 0x2001b, A = 0x4 # R = (S + A) & 0xFFF = 0x1f # R << 10 = 0x7c00 # # CHECK: Disassembly of section .R_AARCH64_ADD_ABS_LO12_NC: # CHECK-NEXT: $x.4: # CHECK-NEXT: 2001b: 00 7c 00 91 add x0, x0, #31 .section .R_AARCH64_LDST64_ABS_LO12_NC,"ax",@progbits ldr x28, [x27, :lo12:foo] foo: .asciz "foo" .size mystr, 3 # S = 0x20024, A = 0x4 # R = ((S + A) & 0xFFF) << 7 = 0x00001400 # 0x00001400 | 0xf940177c = 0xf940177c # CHECK: Disassembly of section .R_AARCH64_LDST64_ABS_LO12_NC: # CHECK-NEXT: $x.6: # CHECK-NEXT: 20024: 7c 17 40 f9 ldr x28, [x27, #40] .section .SUB,"ax",@progbits nop sub: nop # CHECK: Disassembly of section .SUB: # CHECK-NEXT: $x.8: # CHECK-NEXT: 2002c: 1f 20 03 d5 nop # CHECK: sub: # CHECK-NEXT: 20030: 1f 20 03 d5 nop .section .R_AARCH64_CALL26,"ax",@progbits call26: bl sub # S = 0x2002c, A = 0x4, P = 0x20034 # R = S + A - P = -0x4 = 0xfffffffc # (R & 0x0ffffffc) >> 2 = 0x03ffffff # 0x94000000 | 0x03ffffff = 0x97ffffff # CHECK: Disassembly of section .R_AARCH64_CALL26: # CHECK-NEXT: call26: # CHECK-NEXT: 20034: ff ff ff 97 bl #-4 .section .R_AARCH64_JUMP26,"ax",@progbits jump26: b sub # S = 0x2002c, A = 0x4, P = 0x20038 # R = S + A - P = -0x8 = 0xfffffff8 # (R & 0x0ffffffc) >> 2 = 0x03fffffe # 0x14000000 | 0x03fffffe = 0x17fffffe # CHECK: Disassembly of section .R_AARCH64_JUMP26: # CHECK-NEXT: jump26: # CHECK-NEXT: 20038: fe ff ff 17 b #-8 .section .R_AARCH64_LDST32_ABS_LO12_NC,"ax",@progbits ldst32: ldr s4, [x5, :lo12:foo32] foo32: .asciz "foo" .size mystr, 3 # S = 0x2003c, A = 0x4 # R = ((S + A) & 0xFFC) << 8 = 0x00004000 # 0x00004000 | 0xbd4000a4 = 0xbd4040a4 # CHECK: Disassembly of section .R_AARCH64_LDST32_ABS_LO12_NC: # CHECK-NEXT: ldst32: # CHECK-NEXT: 2003c: a4 40 40 bd ldr s4, [x5, #64] .section .R_AARCH64_LDST8_ABS_LO12_NC,"ax",@progbits ldst8: ldrsb x11, [x13, :lo12:foo8] foo8: .asciz "foo" .size mystr, 3 # S = 0x20044, A = 0x4 # R = ((S + A) & 0xFFF) << 10 = 0x00012000 # 0x00012000 | 0x398001ab = 0x398121ab # CHECK: Disassembly of section .R_AARCH64_LDST8_ABS_LO12_NC: # CHECK-NEXT: ldst8: # CHECK-NEXT: 20044: ab 21 81 39 ldrsb x11, [x13, #72] .section .R_AARCH64_LDST128_ABS_LO12_NC,"ax",@progbits ldst128: ldr q20, [x19, #:lo12:foo128] foo128: .asciz "foo" .size mystr, 3 # S = 0x2004c, A = 0x4 # R = ((S + A) & 0xFF8) << 6 = 0x00001400 # 0x00001400 | 0x3dc00274 = 0x3dc01674 # CHECK: Disassembly of section .R_AARCH64_LDST128_ABS_LO12_NC: # CHECK: ldst128: # CHECK: 2004c: 74 16 c0 3d ldr q20, [x19, #80] #foo128: # 20050: 66 6f 6f 00 .word .section .R_AARCH64_LDST16_ABS_LO12_NC,"ax",@progbits ldst16: ldr h17, [x19, :lo12:foo16] foo16: .asciz "foo" .size mystr, 3 # S = 0x20054, A = 0x4 # R = ((S + A) & 0x0FFC) << 9 = 0xb000 # 0xb000 | 0x7d400271 = 0x7d40b271 # CHECK: Disassembly of section .R_AARCH64_LDST16_ABS_LO12_NC: # CHECK-NEXT: ldst16: # CHECK-NEXT: 20054: 71 b2 40 7d ldr h17, [x19, #88] .section .R_AARCH64_MOVW_UABS,"ax",@progbits movz1: movk x12, #:abs_g0_nc:uabs_label movk x13, #:abs_g1_nc:uabs_label movk x14, #:abs_g2_nc:uabs_label movz x15, #:abs_g3:uabs_label movk x16, #:abs_g3:uabs_label ## 4222124650659840 == (0xF << 48) # CHECK: Disassembly of section .R_AARCH64_MOVW_UABS: # CHECK-NEXT: movz1: # CHECK-NEXT: 8c 01 80 f2 movk x12, #12 # CHECK-NEXT: ad 01 a0 f2 movk x13, #13, lsl #16 # CHECK-NEXT: ce 01 c0 f2 movk x14, #14, lsl #32 # CHECK-NEXT: ef 01 e0 d2 mov x15, #4222124650659840 # CHECK-NEXT: f0 01 e0 f2 movk x16, #15, lsl #48