96 lines
2.5 KiB
ArmAsm
96 lines
2.5 KiB
ArmAsm
# RUN: llvm-mc -triple=arm64-none-linux-gnu -filetype=obj -o %t %s
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# RUN: llvm-rtdyld -triple=arm64-none-linux-gnu -verify -dummy-extern f=0x0123456789abcdef -dummy-extern symbol=0xf00f -check=%s %t
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.globl Q
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.section .dummy, "ax"
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Q:
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nop
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.text
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.globl g
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.p2align 2
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.type g,@function
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g:
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# R_AARCH64_MOVW_UABS_G3
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movz x0, #:abs_g3:f
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# R_AARCH64_MOVW_UABS_G2_NC
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movk x0, #:abs_g2_nc:f
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# R_AARCH64_MOVW_UABS_G1_NC
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movk x0, #:abs_g1_nc:f
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# R_AARCH64_MOVW_UABS_G0_NC
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movk x0, #:abs_g0_nc:f
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l:
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# R_AARCH64_LDST8_ABS_LO12_NC
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ldrsb x4, [x5, :lo12:a+1]
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# R_AARCH64_LDST16_ABS_LO12_NC
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ldrh w4, [x5, :lo12:a+2]
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# R_AARCH64_LDST32_ABS_LO12_NC
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ldr s4, [x5, :lo12:a]
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# R_AARCH64_LDST64_ABS_LO12_NC
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ldr x4, [x5, :lo12:a]
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# R_AARCH64_LDST128_ABS_LO12_NC
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ldr q4, [x5, :lo12:a]
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p:
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# R_AARCH64_ADR_PREL_PG_HI21
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# Test both low and high immediate values
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adrp x4, a + 20480 // 16384 + 4096
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# Align next label to 16 bytes, so that LDST immediate
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# fields will be non-zero
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.align 4
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a:
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# R_AARCH64_ADD_ABS_LO12_NC
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add x0, x0, :lo12:f
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ret
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.Lfunc_end0:
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.size g, .Lfunc_end0-g
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.type k,@object
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.data
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.globl k
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.p2align 3
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k:
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.xword f
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.size k, 16
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r:
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# R_AARCH64_PREL32: use Q instead of f to fit in 32 bits.
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.word Q - .
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# R_AARCH64_PREL64
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.p2align 3
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.xword f - .
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# rtdyld-check: *{4}(g) = 0xd2e02460
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# rtdyld-check: *{4}(g + 4) = 0xf2c8ace0
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# rtdyld-check: *{4}(g + 8) = 0xf2b13560
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# rtdyld-check: *{4}(g + 12) = 0xf299bde0
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## Check LDSTXX_ABS_LO12_NC
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# rtdyld-check: (*{4}l)[21:10] = (a+1)[11:0]
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# rtdyld-check: (*{4}(l+4))[21:10] = (a+2)[11:1]
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# rtdyld-check: (*{4}(l+8))[21:10] = a[11:2]
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# rtdyld-check: (*{4}(l+12))[21:10] = a[11:3]
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# rtdyld-check: (*{4}(l+16))[21:10] = a[11:4]
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## Check ADR_PREL_PG_HI21. Low order bits of immediate value
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## go to bits 30:29. High order bits go to bits 23:5
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# rtdyld-check: (*{4}p)[30:29] = (a - p + 20480)[13:12]
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# rtdyld-check: (*{4}p)[23:5] = (a - p + 20480)[32:14]
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# rtdyld-check: *{8}k = f
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# rtdyld-check: *{4}r = (Q - r)[31:0]
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# rtdyld-check: *{8}(r + 8) = f - r - 8
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## f & 0xFFF = 0xdef (bits 11:0 of f)
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## 0xdef << 10 = 0x37bc00
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# rtdyld-check: *{4}(a) = 0x9137bc00
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.data
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ABS16:
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.short symbol
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# rtdyld-check: (*{2}ABS16) = symbol[15:0]
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ABS32:
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.long symbol
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# rtdyld-check: (*{4}ABS32) = symbol[31:0]
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ABS64:
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.xword symbol
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# rtdyld-check: (*{8}ABS64) = symbol
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