src/pkg/runtime/plan9/386/rt0.s - Issue 2273041: code review 2273041: Initial Plan9 runtime support for 386.

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Side by Side Diff: src/pkg/runtime/plan9/386/rt0.s

Issue 2273041: code review 2273041: Initial Plan9 runtime support for 386. (Closed)

Patch Set: code review 2273041: Initial Plan9 runtime support for 386. Created 15 years, 1 month ago

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1 // Copyright 2010 The Go Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style
3 // license that can be found in the LICENSE file.
4
5 TEXT _rt0_386_plan9(SB),7, 0ドル
6 MOVL AX, _tos(SB)
7 ········
8 // move arguments down to make room for
9 // m and g at top of stack, right before Tos.
10 MOVL SP, SI
11 SUBL 8,ドル SP
12 MOVL SP, DI
13 ················
14 MOVL AX, CX
15 SUBL SI, CX
16 CLD
17 REP; MOVSB
18 ········
19 // adjust argv
20 SUBL SI, DI
21 MOVL newargc+0(SP), CX
22 LEAL newargv+4(SP), BP
23 argv_fix:
24 ADDL DI, 0(BP)
25 ADDL 4,ドル BP
26 LOOP argv_fix
27 ········
28 JMP _rt0_386(SB)
29
30 DATA isplan9+0(SB)/4, 1ドル
31 GLOBL isplan9(SB), 4ドル
32 GLOBL _tos(SB), 4ドル
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