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author | Tianon Gravi <admwiggin@gmail.com> | 2015-01-15 11:54:00 -0700 |
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committer | Tianon Gravi <admwiggin@gmail.com> | 2015-01-15 11:54:00 -0700 |
commit | f154da9e12608589e8d5f0508f908a0c3e88a1bb (patch) | |
tree | f8255d51e10c6f1e0ed69702200b966c9556a431 /src/runtime/rt0_nacl_amd64p32.s | |
parent | 8d8329ed5dfb9622c82a9fbec6fd99a580f9c9f6 (diff) | |
download | golang-f154da9e12608589e8d5f0508f908a0c3e88a1bb.tar.gz |
Imported Upstream version 1.4upstream/1.4
Diffstat (limited to 'src/runtime/rt0_nacl_amd64p32.s')
-rw-r--r-- | src/runtime/rt0_nacl_amd64p32.s | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/runtime/rt0_nacl_amd64p32.s b/src/runtime/rt0_nacl_amd64p32.s new file mode 100644 index 000000000..54e4b1de8 --- /dev/null +++ b/src/runtime/rt0_nacl_amd64p32.s @@ -0,0 +1,30 @@ +// Copyright 2013 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#include "textflag.h" + +// NaCl entry on 32-bit x86 has DI pointing at the arg block, which contains: +// +// 0(DI) - cleanup function pointer, always 0 +// 4(DI) - envc +// 8(DI) - argc +// 12(DI) - argv, then 0, then envv, then 0, then auxv +// NaCl entry here is almost the same, except that there +// is no saved caller PC, so 0(FP) is -8(FP) and so on. +TEXT _rt0_amd64p32_nacl(SB),NOSPLIT,$16 + MOVL DI, 0(SP) + CALL runtime·nacl_sysinfo(SB) + MOVL 0(SP), DI + MOVL 8(DI), AX + LEAL 12(DI), BX + MOVL AX, 0(SP) + MOVL BX, 4(SP) + CALL main(SB) + INT $3 + +TEXT main(SB),NOSPLIT,$0 + // Uncomment for fake time like on Go Playground. + //MOVQ $1257894000000000000, AX + //MOVQ AX, runtime·faketime(SB) + JMP runtime·rt0_go(SB) |