mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-27 04:52:05 +08:00
87 lines
1.1 KiB
ArmAsm
87 lines
1.1 KiB
ArmAsm
|
.macro start, sym
|
||
|
|
.type \sym, @function
|
||
|
|
.pushsection .opd, "aw"
|
||
|
|
\sym: .quad .L.\sym, .TOC.@tocbase, 0
|
||
|
|
.popsection
|
||
|
|
.L.\sym:
|
||
|
|
mflr 0
|
||
|
|
std 31, -8(1)
|
||
|
|
std 0, 16(1)
|
||
|
|
stdu 1, -128(1)
|
||
|
|
mr 31, 1
|
||
|
|
.endm
|
||
|
|
|
||
|
|
|
||
|
|
.macro end, sym
|
||
|
|
addi 1,31,128
|
||
|
|
ld 0, 16(1)
|
||
|
|
mtlr 0
|
||
|
|
ld 31, -8(1)
|
||
|
|
blr
|
||
|
|
.size \sym, . - .L.\sym
|
||
|
|
.endm
|
||
|
|
|
||
|
|
|
||
|
|
.macro forward, from, to
|
||
|
|
start \from
|
||
|
|
bl \to
|
||
|
|
nop
|
||
|
|
end \from
|
||
|
|
.endm
|
||
|
|
|
||
|
|
|
||
|
|
.macro usegot, sym
|
||
|
|
.pushsection .data
|
||
|
|
\sym\@: .quad \@
|
||
|
|
.popsection
|
||
|
|
.pushsection .toc, "aw"
|
||
|
|
.LT\@: .tc \sym\@[TC], \sym\@
|
||
|
|
.popsection
|
||
|
|
ld 3,.LT\@@toc(2)
|
||
|
|
.endm
|
||
|
|
|
||
|
|
|
||
|
|
.macro in123
|
||
|
|
.pushsection .toc, "aw"
|
||
|
|
.LThello:
|
||
|
|
.tc hello[TC],hello
|
||
|
|
.popsection
|
||
|
|
|
||
|
|
.pushsection .rodata
|
||
|
|
hello: .asciz "Hello, world!\n"
|
||
|
|
.popsection
|
||
|
|
|
||
|
|
.pushsection .text.in123, "axG", @progbits, in123, comdat
|
||
|
|
.weak in123
|
||
|
|
start in123
|
||
|
|
ld 3, .LThello@toc(2)
|
||
|
|
#bl printf
|
||
|
|
nop
|
||
|
|
end in123
|
||
|
|
.popsection
|
||
|
|
.endm
|
||
|
|
|
||
|
|
|
||
|
|
.macro in23
|
||
|
|
.pushsection .text
|
||
|
|
forward local, in123
|
||
|
|
.popsection
|
||
|
|
|
||
|
|
.pushsection .text.in23, "axG", @progbits, in23, comdat
|
||
|
|
.weak in23
|
||
|
|
forward in23, local
|
||
|
|
.popsection
|
||
|
|
.endm
|
||
|
|
|
||
|
|
|
||
|
|
.macro gobblegot, sym
|
||
|
|
.pushsection .text
|
||
|
|
.globl \sym
|
||
|
|
start \sym
|
||
|
|
.rept 5000
|
||
|
|
usegot a
|
||
|
|
.endr
|
||
|
|
end \sym
|
||
|
|
.popsection
|
||
|
|
.endm
|