ObjFW  Check-in [3d98184cc2]

Overview
Comment:Forwarding: Save FP args when using MIPS/EABI.
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SHA3-256: 3d98184cc2d63982e3a553a8f62ac85d4cf9914cba2aac5eadba5bdf0703226e
User & Date: js on 2013-07-25 23:21:07
Other Links: manifest | tags
Context
2013-07-26
15:21
Add support for objc_msg_lookup_stret. check-in: 9713ad857d user: js tags: trunk
2013-07-25
23:21
Forwarding: Save FP args when using MIPS/EABI. check-in: 3d98184cc2 user: js tags: trunk
22:54
More -[forwardingTargetForSelector:] tests. check-in: 37ea76ea9d user: js tags: trunk
Changes

Modified src/forwarding-mips-elf.S from [39560a8c6a] to [6394ce1502].

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of_forward:
#ifdef __PIC__
	lui	$gp, %hi(_gp_disp)
	addiu	$gp, $gp, %lo(_gp_disp)
	addu	$gp, $gp, $t9
#endif

	addiu	$sp, $sp, -72

	/*
	 * The registers for floating point arguments don't need to be saved,
	 * as the ABI specifies that all remaining arguments are passed in
	 * integer registers if the first argument is passed in an integer
	 * O32: The registers for floating point arguments don't need to be
	 * saved, as the ABI specifies that all remaining arguments are passed
	 * in integer registers if the first argument is passed in an integer
	 * register. This is always the case, as the first argument is always
	 * self.
	 */
	addiu	$sp, -48
	sw	$gp, 0($sp)
	sw	$ra, 4($sp)
	sw	$a0, 8($sp)
	sw	$a1, 12($sp)
	sw	$a2, 16($sp)
	sw	$a3, 20($sp)
#ifdef __mips_eabi
	/* For some reason, $a4-$a8 are not always defined */
	sw	$8, 24($sp)
	sw	$9, 28($sp)
	sw	$10, 32($sp)
	sw	$11, 36($sp)

	swc1	$f12, 40($sp)
	swc1	$f13, 44($sp)
	swc1	$f14, 48($sp)
	swc1	$f15, 52($sp)
	swc1	$f16, 56($sp)
	swc1	$f17, 60($sp)
	swc1	$f18, 64($sp)
	swc1	$f19, 68($sp)
#endif

#ifdef __PIC__
	lw	$a1, %got(sel_forwardingTargetForSelector_)($gp)
#else
	lui	$a1, %hi(sel_forwardingTargetForSelector_)
#endif
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	lw	$t9, %call16(objc_msg_lookup)($gp)
	jalr	$t9
#else
	jal	objc_msg_lookup
#endif

#ifdef __mips_eabi
	lwc1	$f19, 68($sp)
	lwc1	$f18, 64($sp)
	lwc1	$f17, 60($sp)
	lwc1	$f16, 56($sp)
	lwc1	$f15, 52($sp)
	lwc1	$f14, 48($sp)
	lwc1	$f13, 44($sp)
	lwc1	$f12, 40($sp)

	lw	$11, 36($sp)
	lw	$10, 32($sp)
	lw	$9, 28($sp)
	lw	$8, 24($sp)
#endif
	lw	$a3, 20($sp)
	lw	$a2, 16($sp)
	lw	$a1, 12($sp)
	lw	$a0, 8($sp)
	lw	$ra, 4($sp)

	addiu	$sp, 48
	addiu	$sp, $sp, 72

#ifdef __PIC__
	move	$t9, $v0
	jr	$t9
#else
	jr	$v0
#endif