[src/trunk]: src/lib/libpthread/arch/m68k Don't use FP instructions when buil...

[scw <scw%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/dbdb17aecd4a
branches:  trunk
changeset: 543631:dbdb17aecd4a
user:      scw <scw%NetBSD.org@localhost>
date:      Sat Mar 01 11:51:59 2003 +0000

description:
Don't use FP instructions when building for m68010. Fixes broken sun2 build.
G/C some unused code.

diffstat:

 lib/libpthread/arch/m68k/_context_u.S |  43 ++++++++++++++++++++++------------
 1 files changed, 28 insertions(+), 15 deletions(-)

diffs (84 lines):

diff -r 51602e89f5f5 -r dbdb17aecd4a lib/libpthread/arch/m68k/_context_u.S
--- a/lib/libpthread/arch/m68k/_context_u.S     Sat Mar 01 11:28:30 2003 +0000
+++ b/lib/libpthread/arch/m68k/_context_u.S     Sat Mar 01 11:51:59 2003 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: _context_u.S,v 1.2 2003/01/18 10:34:19 thorpej Exp $   */
+/*     $NetBSD: _context_u.S,v 1.3 2003/03/01 11:51:59 scw Exp $       */
 
 /*-
  * Copyright (c) 2001 The NetBSD Foundation, Inc.
@@ -45,6 +45,7 @@
  *
  * We only need to save the `callee' saved registers.
  */
+#ifndef __mc68010__
 #define        GETC    \
        moveml  %d2-%d7,%a0@(UC_REGS + (_REG_D2 * 4))   ;       \
        moveml  %a2-%a7,%a0@(UC_REGS + (_REG_A2 * 4))   ;       \
@@ -56,6 +57,14 @@
        fmovem  %fpiar,%a0@(UC_FPREGS + _FPREG_PIADDR)  ;       \
        fmovem  %fp0-%fp7,%a0@(UC_FPREGS + _FPREG_FP0)  ;       \
        movl    #(_UC_CPU+_UC_FPU+_UC_USER),%a0@/*(UC_FLAGS)*/
+#else
+#define        GETC    \
+       moveml  %d2-%d7,%a0@(UC_REGS + (_REG_D2 * 4))   ;       \
+       moveml  %a2-%a7,%a0@(UC_REGS + (_REG_A2 * 4))   ;       \
+       movl    %a1,%a0@(UC_REGS + (_REG_PC * 4))       ;       \
+       clrl    %a0@(UC_REGS + (_REG_PS * 4))           ;       \
+       movl    #(_UC_CPU+UC_USER),%a0@/*(UC_FLAGS)*/
+#endif
 
 /*
  * Restore the complete context from the ucontext_t structure pointed
@@ -65,6 +74,7 @@
  * a chance the ucontext_t structure is allocated at the base of the new
  * context's stack.
  */
+#ifndef __mc68010__
 #define        SETC    \
        movl    %a0@/*(UC_FLAGS)*/,%d0                  ;       \
        btstl   #_UC_USER_BIT,%d0                       ;       \
@@ -84,10 +94,25 @@
        movl    %a1,%sp                                 ;       \
        rts                                             ;       \
 2:     pea     %a0@                                    ;       \
-       jbsr    PIC_PLT(_C_LABEL(setcontext))
+       jbsr    PIC_PLT(_C_LABEL(setcontext))           ;       \
        /* NOTREACHED */
+#else
+#define        SETC    \
+       movl    %a0@/*(UC_FLAGS)*/,%d0                  ;       \
+       btstl   #_UC_USER_BIT,%d0                       ;       \
+       beqs    1f                                      ;       \
+       moveml  %a0@(UC_REGS + (_REG_D2 * 4)),%d2-%d7   ;       \
+       moveml  %a0@(UC_REGS + (_REG_A2 * 4)),%a2-%a6   ;       \
+       movl    %a0@(UC_REGS + (_REG_SP * 4)),%a1       ;       \
+       movl    %a0@(UC_REGS + (_REG_PC * 4)),%a1@-     ;       \
+       movw    %a0@(UC_REGS + (_REG_PS * 4) + 2),%cc   ;       \
+       movl    %a1,%sp                                 ;       \
+       rts                                             ;       \
+1:     pea     %a0@                                    ;       \
+       jbsr    PIC_PLT(_C_LABEL(setcontext))           ;       \
+       /* NOTREACHED */
+#endif
 
-#if 1
 /*
  * int _getcontext_u(ucontext_t *ctx)
  *     Store the current context in the provided ctx structure.
@@ -118,15 +143,3 @@
        movl    %sp@(4),%a0
        SETC
        /* NOTREACHED */
-
-
-#else
-ENTRY_NOPROFILE(_getcontext_u)
-       jbra    PIC_PLT(_C_LABEL(getcontext))
-
-ENTRY_NOPROFILE(_swapcontext_u)
-       jbra    PIC_PLT(_C_LABEL(swapcontext))
-
-ENTRY_NOPROFILE(_setcontext_u)
-       jbra    PIC_PLT(_C_LABEL(setcontext))
-#endif