ObjFW  Check-in [8108a32927]

Overview
Comment:lookup-asm-mips-elf.S: Support PIC.

This also improves the check for the ABI.

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Files: files | file ages | folders
SHA3-256: 8108a32927ec50f84f80ac8958f89cea97670daf57b8488494ff4c811c829fef
User & Date: js on 2013-07-24 22:56:09
Other Links: manifest | tags
Context
2013-07-24
23:05
Add forwardingTargetForSelector: for MIPS/ELF. check-in: f1416bbdc2 user: js tags: trunk
22:56
lookup-asm-mips-elf.S: Support PIC. check-in: 8108a32927 user: js tags: trunk
11:49
Improve documentation. check-in: 7e5de0a086 user: js tags: trunk
Changes
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Modified src/runtime/lookup-asm-mips-elf.S from [fc34beda3a] to [b184c8be25].

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	lw	$t0, 0($t0)
#endif
	addu	$t0, $t0, $t2
	lw	$t0, 0($t0)
	addu	$t0, $t0, $t3
	lw	$t0, 0($t0)

#ifdef __PIC__
	beqz	$t0, forward
#else
	beqz	$t0, objc_not_found_handler
#endif

	move	$v0, $t0
	j	$ra

ret_nil:
#ifdef __PIC__
	addiu	$v0, $t9, nil_method-objc_msg_lookup
#else
	la	$v0, nil_method
#endif
	j	$ra

#ifdef __PIC__
forward:
	lui	$gp, %hi(_gp_disp)
	addiu	$gp, $gp, %lo(_gp_disp)
	addu	$gp, $gp, $t9
	addiu	$gp, $gp, forward-objc_msg_lookup

	lw	$t9, %call16(objc_not_found_handler)($gp)
	jr	$t9
#endif
.type objc_msg_lookup, %function
.size objc_msg_lookup, .-objc_msg_lookup

objc_msg_lookup_super:
	lw	$t0, 0($a0)
	beqz	$t0, ret_nil

	lw	$t0, 4($a0)
	lw	$t0, 32($t0)

	b	lookup
.type objc_msg_lookup_super, %function
.size objc_msg_lookup_super, .-objc_msg_lookup_super

ret_nil:
	lui	$v0, %hi(nil_method)
	addiu	$v0, %lo(nil_method)
	j	$ra

nil_method:
	move	$v0, $zero
	j	$ra

#ifdef __linux__
.section .note.GNU-stack, "", %progbits
#endif

Modified src/runtime/lookup-asm.S from [948ecc5edb] to [07a7cb7488].

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#  include "lookup-asm-amd64-elf.S"
# elif defined(__i386__)
#  include "lookup-asm-x86-elf.S"
# elif defined(__ppc__) || defined(__PPC__)
#  include "lookup-asm-ppc-elf.S"
# elif defined(__arm__) || defined(__ARM__)
#  include "lookup-asm-arm-elf.S"
# elif (defined(_MIPS_SIM) && _MIPS_SIM == _ABIO32) || \
# elif defined(__mips) && __mips < 64
    (defined(__mips_eabi) && _MIPS_SZPTR == 32)
#  include "lookup-asm-mips-elf.S"
# endif
#elif defined(__MACH__)
# if defined(__amd64__) || defined(__x86_64__)
#  include "lookup-asm-amd64-macho.S"
# endif
#endif

Modified src/runtime/runtime-private.h from [630ce5911a] to [a0b575feaf].

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#endif
}

#if defined(__ELF__)
# if defined(__amd64__) || defined(__x86_64__) || defined(__i386__) || \
    defined(__ppc__) || defined(__PPC__) || defined(__arm__) || defined(__ARM__)
#  define OF_ASM_LOOKUP
# endif
# if (defined(_MIPS_SIM) && _MIPS_SIM == _ABIO32) || \
# elif defined(__mips) && __mips < 64
    (defined(__mips_eabi) && _MIPS_SZPTR == 32)
#  define OF_ASM_LOOKUP
# endif
#elif defined(__MACH__)
# if defined(__amd64__) || defined(__x86_64__)
#  define OF_ASM_LOOKUP
# endif
#endif
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Fossil 2.23 [47362306a7] 2023-11-01 18:56:47
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