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https://github.com/autc04/Retro68.git
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52 lines
938 B
ArmAsm
52 lines
938 B
ArmAsm
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.section .toc,"aw"
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x4t:
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.quad x4
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x5t:
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.quad x5
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x6t:
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.quad x6
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.section .sdata,"aw"
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x1:
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.byte 1
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x2:
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.byte 2
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x3:
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.byte 3
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x4:
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.byte 4
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x5:
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.byte 5
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x6:
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.byte 6
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.globl _start
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.text
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_start:
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# no need for got entry, optimise to nop,addi
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# note: ld doesn't yet do got optimisation, so we get nop,ld
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addis 9,2,x1@got@ha
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ld 9,x1@got@l(9)
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# must keep got entry, optimise to nop,addi,ld
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addis 4,2,x2@got@ha
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addi 5,4,x2@got@l
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ld 6,0(5)
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# must keep got entry, optimise to nop,li,ldx
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lis 29,x3@got@ha
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addi 29,29,x3@got@l
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ldx 3,2,29
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# no need for toc entry, optimise to nop,addi
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addis 9,2,x4t@toc@ha
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ld 9,x4t@toc@l(9)
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# must keep toc entry, optimise to nop,addi,ld
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# if we had a reloc tying the ld to x5/x5t then we could throw away
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# the toc entry and optimise to nop,nop,addi
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addis 4,2,x5t@toc@ha
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addi 5,4,x5t@toc@l
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ld 6,0(5)
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# must keep toc entry, optimise to nop,li,ldx
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lis 29,x6t@toc@ha
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addi 29,29,x6t@toc@l
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ldx 3,2,29
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