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| author | Michael Stapelberg <stapelberg@debian.org> | 2013-03-04 21:27:36 +0100 |
|---|---|---|
| committer | Michael Stapelberg <michael@stapelberg.de> | 2013-03-04 21:27:36 +0100 |
| commit | 04b08da9af0c450d645ab7389d1467308cfc2db8 (patch) | |
| tree | db247935fa4f2f94408edc3acd5d0d4f997aa0d8 /src/pkg/runtime/sys_freebsd_386.s | |
| parent | 917c5fb8ec48e22459d77e3849e6d388f93d3260 (diff) | |
| download | golang-upstream/1.1_hg20130304.tar.gz | |
Imported Upstream version 1.1~hg20130304upstream/1.1_hg20130304
Diffstat (limited to 'src/pkg/runtime/sys_freebsd_386.s')
| -rw-r--r-- | src/pkg/runtime/sys_freebsd_386.s | 38 |
1 files changed, 23 insertions, 15 deletions
diff --git a/src/pkg/runtime/sys_freebsd_386.s b/src/pkg/runtime/sys_freebsd_386.s index a72d8972b..d5370267a 100644 --- a/src/pkg/runtime/sys_freebsd_386.s +++ b/src/pkg/runtime/sys_freebsd_386.s @@ -39,6 +39,7 @@ TEXT runtime·thr_start(SB),7,$0 MOVL AX, m(CX) CALL runtime·stackcheck(SB) // smashes AX CALL runtime·mstart(SB) + MOVL 0, AX // crash (not reached) // Exit the entire program (like C exit) @@ -89,7 +90,7 @@ TEXT runtime·mmap(SB),7,$32 MOVSL MOVSL MOVSL - MOVL $0, AX // top 64 bits of file offset + MOVL $0, AX // top 32 bits of file offset STOSL MOVL $477, AX INT $0x80 @@ -102,6 +103,12 @@ TEXT runtime·munmap(SB),7,$-4 MOVL $0xf1, 0xf1 // crash RET +TEXT runtime·madvise(SB),7,$-4 + MOVL $75, AX // madvise + INT $0x80 + // ignore failure - maybe pages are locked + RET + TEXT runtime·setitimer(SB), 7, $-4 MOVL $83, AX INT $0x80 @@ -109,40 +116,38 @@ TEXT runtime·setitimer(SB), 7, $-4 // func now() (sec int64, nsec int32) TEXT time·now(SB), 7, $32 - MOVL $116, AX + MOVL $232, AX LEAL 12(SP), BX - MOVL BX, 4(SP) - MOVL $0, 8(SP) + MOVL $0, 4(SP) + MOVL BX, 8(SP) INT $0x80 MOVL 12(SP), AX // sec - MOVL 16(SP), BX // usec + MOVL 16(SP), BX // nsec - // sec is in AX, usec in BX + // sec is in AX, nsec in BX MOVL AX, sec+0(FP) MOVL $0, sec+4(FP) - IMULL $1000, BX MOVL BX, nsec+8(FP) RET // int64 nanotime(void) so really // void nanotime(int64 *nsec) TEXT runtime·nanotime(SB), 7, $32 - MOVL $116, AX + MOVL $232, AX LEAL 12(SP), BX - MOVL BX, 4(SP) - MOVL $0, 8(SP) + MOVL $0, 4(SP) + MOVL BX, 8(SP) INT $0x80 MOVL 12(SP), AX // sec - MOVL 16(SP), BX // usec + MOVL 16(SP), BX // nsec - // sec is in AX, usec in BX + // sec is in AX, nsec in BX // convert to DX:AX nsec MOVL $1000000000, CX MULL CX - IMULL $1000, BX ADDL BX, AX ADCL $0, DX - + MOVL ret+0(FP), DI MOVL AX, 0(DI) MOVL DX, 4(DI) @@ -162,8 +167,11 @@ TEXT runtime·sigtramp(SB),7,$44 // check that m exists MOVL m(CX), BX CMPL BX, $0 - JNE 2(PC) + JNE 5(PC) + MOVL signo+0(FP), BX + MOVL BX, 0(SP) CALL runtime·badsignal(SB) + RET // save g MOVL g(CX), DI |