ObjFW  Check-in [2cec2f2e8d]

Overview
Comment:lookup-asm-x86_64-win64.S: Support tagged pointers
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | tagged-pointers
Files: files | file ages | folders
SHA3-256: 2cec2f2e8d8010dbc860432fe8971987dc2ae5a908f403fd7adb6c8b02291265
User & Date: js on 2020-06-30 21:12:19
Other Links: branch diff | manifest | tags
Context
2020-06-30
21:24
lookup-asm-x86-win32.S: Support tagged pointers check-in: b1ee7629b5 user: js tags: tagged-pointers
21:12
lookup-asm-x86_64-win64.S: Support tagged pointers check-in: 2cec2f2e8d user: js tags: tagged-pointers
20:52
Merge trunk into branch "tagged-pointers" check-in: c4a12e3fa1 user: js tags: tagged-pointers
Changes
Hide Diffs Side-by-Side Diffs Ignore Whitespace Patch

Modified src/runtime/lookup-asm/lookup-asm-x86_64-win64.S from [47f8ccf7d6] to [c889c864a2].

︙
23
24
25
26
27
28
29
30

31
32



33
34
35
36
37
38
39

23
24
25
26
27
28
29

30
31
32
33
34
35
36
37
38
39
40
41
42








-
+


+
+
+








.globl objc_msg_lookup_stret
.globl objc_msg_lookup_super
.globl objc_msg_lookup_super_stret

.section .text
.macro generate_lookup name not_found
\name:
	test	%rcx, %rcx
	test	rcx, rcx
	jz	short ret_nil

	bt	ecx, 0
	jc	short .Ltagged_pointer_\name

	mov	r8, [rcx]
	mov	r8, [r8+56]

.Lmain_\name:
	mov	r10, rcx
	mov	r11, rdx
︙
53
54
55
56
57
58
59










60
61
62
63
64
65
66

56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79








+
+
+
+
+
+
+
+
+
+









	ret

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

.Ltagged_pointer_\name:
	movzx	r8, cl
	shr	r8, 1

	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:
	mov	r8, rcx
	mov	rcx, [rcx]
	test	rcx, rcx
︙

Fossil 2.23 [47362306a7] 2023-11-01 18:56:47
This page was generated in about 0.014s