ObjFW  Diff

Differences From Artifact [069968302a]:

• File src/runtime/lookup-asm/lookup-asm-x86_64-win64.S — part of check-in [943cf97843] at 2020-07-04 00:24:54 on branch tagged-pointers — Only use 4 bits to classify tagged pointers

  This leaves 28/60 bits for the value. (user: js, size: 1904) [annotate] [blame] [check-ins using]

To Artifact [c662475fba]:

• File src/runtime/lookup-asm/lookup-asm-x86_64-win64.S — part of check-in [0579faebb2] at 2020-07-05 14:06:24 on branch tagged-pointers — lookup-asm-x86(_64)-*.S: Shave off one instruction (user: js, size: 1893) [annotate] [blame] [check-ins using]

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0:
	mov	rcx, r10
	mov	rdx, r11
	jmp	\not_found

.Ltagged_pointer_\name:
	and	cl, 0xF
	shr	cl, 1
	movzx	r8, cl

	mov	rax, offset objc_tagged_pointer_classes
	mov	r8, [rax+r8*8]
	mov	r8, [r8+56]

	jmp	short .Lmain_\name
.endm

.macro generate_lookup_super name lookup
\name:

|
<



|

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0:
	mov	rcx, r10
	mov	rdx, r11
	jmp	\not_found

.Ltagged_pointer_\name:
	and	cl, 0xE

	movzx	r8, cl

	mov	rax, offset objc_tagged_pointer_classes
	mov	r8, [rax+r8*4]
	mov	r8, [r8+56]

	jmp	short .Lmain_\name
.endm

.macro generate_lookup_super name lookup
\name: