diff options
| author | blymn <blymn@pkgsrc.org> | 2004-12-04 11:54:54 +0000 |
|---|---|---|
| committer | blymn <blymn@pkgsrc.org> | 2004-12-04 11:54:54 +0000 |
| commit | fa919b44f9ffbdf84d922fa768cff044591bc7a4 (patch) | |
| tree | 2184574cd59a01a504249cb32af6bdca9dc47e1d /devel/lwp | |
| parent | 27a85fabde2cfd069f99fd077b26ec4a3429e089 (diff) | |
| download | pkgsrc-fa919b44f9ffbdf84d922fa768cff044591bc7a4.tar.gz | |
Add support for x86_64 (amd64) architecture
Diffstat (limited to 'devel/lwp')
| -rw-r--r-- | devel/lwp/patches/patch-aa | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/devel/lwp/patches/patch-aa b/devel/lwp/patches/patch-aa new file mode 100644 index 00000000000..922859d1d11 --- /dev/null +++ b/devel/lwp/patches/patch-aa @@ -0,0 +1,89 @@ +$NetBSD: patch-aa,v 1.3 2004/12/04 11:54:54 blymn Exp $ + +--- src/process.S.orig 2001-10-05 06:44:08.000000000 +0930 ++++ src/process.S +@@ -400,7 +400,83 @@ returnto: + .end returnto + #endif /* mips */ + +-#ifdef i386 ++#if defined(__amd64) ++ ++#include <machine/asm.h> ++ ++/* ++ savecontext(f, area1, newsp) ++ int (*f)(); ++ struct savearea *area1; ++ char *newsp; ++ ++ f will be in %rdi ++ *area1 will be in %rsi ++ *newsp will be in %rdx ++*/ ++ ++ .text ++ENTRY(savecontext) ++ pushq %rsp ++ pushq %rax ++ pushq %rcx ++ pushq %rdx ++ pushq %rbx ++ pushq %rbp ++ pushq %rsi ++ pushq %rdi ++ pushq %r8 ++ pushq %r9 ++ pushq %r10 ++ pushq %r11 ++ pushq %r12 ++ pushq %r13 ++ pushq %r14 ++ pushq %r15 ++ ++ movq %rsp, (%rsi) /* Store sp in savearea. */ ++ ++ cmpq $0, %rdx /* Check if newsp is NULL */ ++ je L1 /* Don't change the stack if newsp is zero. */ ++ movq %rdx, %rsp ++ ++L1: xorq %rbp, %rbp /* clear stackframe */ ++ call *%rdi /* f(); */ ++ ++ /* Trigger a segfault, we shouldn't get here anyway. */ ++ movq $0, 0 ++ ++/* ++ returnto(area2) ++ struct savearea *area2; ++ ++ area2 will be in %rdi ++*/ ++#define area2 8 ++ ++ENTRY(returnto) ++ mov (%rdi), %rsp /* Restore stack pointer. */ ++ popq %r15 ++ popq %r14 ++ popq %r13 ++ popq %r12 ++ popq %r11 ++ popq %r10 ++ popq %r9 ++ popq %r8 ++ popq %rdi ++ popq %rsi ++ popq %rbp ++ popq %rbx ++ popq %rdx ++ popq %rcx ++ popq %rax ++ popq %rsp ++ ret ++ ++#endif /* amd64 */ ++ ++#if defined(i386) + + /* + savecontext(f, area1, newsp) |