Module Name: src
Committed By: thorpej
Date: Fri Jan 12 01:53:57 UTC 2024
Modified Files:
src/sys/arch/amiga/amiga: locore.s
src/sys/arch/atari/atari: locore.s
src/sys/arch/mvme68k/mvme68k: locore.s
src/sys/arch/sun2/sun2: locore.s
src/sys/arch/sun3/sun3: locore.s
src/sys/arch/sun3/sun3x: locore.s
src/sys/arch/virt68k/virt68k: locore.s
Log Message:
Remove getsp(); nothing uses it.
To generate a diff of this commit:
cvs rdiff -u -r1.166 -r1.167 src/sys/arch/amiga/amiga/locore.s
cvs rdiff -u -r1.122 -r1.123 src/sys/arch/atari/atari/locore.s
cvs rdiff -u -r1.123 -r1.124 src/sys/arch/mvme68k/mvme68k/locore.s
cvs rdiff -u -r1.29 -r1.30 src/sys/arch/sun2/sun2/locore.s
cvs rdiff -u -r1.101 -r1.102 src/sys/arch/sun3/sun3/locore.s
cvs rdiff -u -r1.69 -r1.70 src/sys/arch/sun3/sun3x/locore.s
cvs rdiff -u -r1.6 -r1.7 src/sys/arch/virt68k/virt68k/locore.s
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/amiga/amiga/locore.s
diff -u src/sys/arch/amiga/amiga/locore.s:1.166 src/sys/arch/amiga/amiga/locore.s:1.167
--- src/sys/arch/amiga/amiga/locore.s:1.166 Tue Jan 9 04:16:23 2024
+++ src/sys/arch/amiga/amiga/locore.s Fri Jan 12 01:53:56 2024
@@ -1,4 +1,4 @@
-/* $NetBSD: locore.s,v 1.166 2024/01/09 04:16:23 thorpej Exp $ */
+/* $NetBSD: locore.s,v 1.167 2024/01/12 01:53:56 thorpej Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@@ -1091,18 +1091,6 @@ ENTRY(ecacheoff)
rts
/*
- * Get callers current SP value.
- * Note that simply taking the address of a local variable in a C function
- * doesn't work because callee saved registers may be outside the stack frame
- * defined by A6 (e.g. GCC generated code).
- */
-ENTRY(getsp)
- movl %sp,%d0 | get current SP
- addql #4,%d0 | compensate for return address
- movl %d0,%a0 | Comply with ELF ABI
- rts
-
-/*
* Check out a virtual address to see if it's okay to write to.
*
* probeva(va, fc)
Index: src/sys/arch/atari/atari/locore.s
diff -u src/sys/arch/atari/atari/locore.s:1.122 src/sys/arch/atari/atari/locore.s:1.123
--- src/sys/arch/atari/atari/locore.s:1.122 Tue Jan 9 04:16:23 2024
+++ src/sys/arch/atari/atari/locore.s Fri Jan 12 01:53:57 2024
@@ -1,4 +1,4 @@
-/* $NetBSD: locore.s,v 1.122 2024/01/09 04:16:23 thorpej Exp $ */
+/* $NetBSD: locore.s,v 1.123 2024/01/12 01:53:57 thorpej Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@@ -1110,17 +1110,6 @@ ENTRY(ecacheoff)
rts
/*
- * Get callers current SP value.
- * Note that simply taking the address of a local variable in a C function
- * doesn't work because callee saved registers may be outside the stack frame
- * defined by A6 (e.g. GCC generated code).
- */
-ENTRY_NOPROFILE(getsp)
- movl %sp,%d0 | get current SP
- addql #4,%d0 | compensate for return address
- rts
-
-/*
* Check out a virtual address to see if it's okay to write to.
*
* probeva(va, fc)
Index: src/sys/arch/mvme68k/mvme68k/locore.s
diff -u src/sys/arch/mvme68k/mvme68k/locore.s:1.123 src/sys/arch/mvme68k/mvme68k/locore.s:1.124
--- src/sys/arch/mvme68k/mvme68k/locore.s:1.123 Tue Jan 9 07:28:26 2024
+++ src/sys/arch/mvme68k/mvme68k/locore.s Fri Jan 12 01:53:57 2024
@@ -1,4 +1,4 @@
-/* $NetBSD: locore.s,v 1.123 2024/01/09 07:28:26 thorpej Exp $ */
+/* $NetBSD: locore.s,v 1.124 2024/01/12 01:53:57 thorpej Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@@ -1080,18 +1080,6 @@ ENTRY(ecacheon)
ENTRY(ecacheoff)
rts
-/*
- * Get callers current SP value.
- * Note that simply taking the address of a local variable in a C function
- * doesn't work because callee saved registers may be outside the stack frame
- * defined by A6 (e.g. GCC generated code).
- */
-ENTRY_NOPROFILE(getsp)
- movl %sp,%d0 | get current SP
- addql #4,%d0 | compensate for return address
- movl %d0,%a0
- rts
-
ENTRY(getsr)
moveq #0,%d0
movw %sr,%d0
Index: src/sys/arch/sun2/sun2/locore.s
diff -u src/sys/arch/sun2/sun2/locore.s:1.29 src/sys/arch/sun2/sun2/locore.s:1.30
--- src/sys/arch/sun2/sun2/locore.s:1.29 Wed Mar 16 20:31:02 2022
+++ src/sys/arch/sun2/sun2/locore.s Fri Jan 12 01:53:57 2024
@@ -1,4 +1,4 @@
-/* $NetBSD: locore.s,v 1.29 2022/03/16 20:31:02 andvar Exp $ */
+/* $NetBSD: locore.s,v 1.30 2024/01/12 01:53:57 thorpej Exp $ */
/*
* Copyright (c) 1980, 1990, 1993
@@ -550,20 +550,6 @@ Ldorte:
#undef FPCOPROC
#include <m68k/m68k/switch_subr.s>
-
-/*
- * Get callers current SP value.
- * Note that simply taking the address of a local variable in a C function
- * doesn't work because callee saved registers may be outside the stack frame
- * defined by A6 (e.g. GCC generated code).
- *
- * [I don't think the ENTRY() macro will do the right thing with this -- glass]
- */
-GLOBAL(getsp)
- movl %sp,%d0 | get current SP
- addql #4,%d0 | compensate for return address
- rts
-
ENTRY(getvbr)
movc %vbr,%d0
#ifdef __ELF__
Index: src/sys/arch/sun3/sun3/locore.s
diff -u src/sys/arch/sun3/sun3/locore.s:1.101 src/sys/arch/sun3/sun3/locore.s:1.102
--- src/sys/arch/sun3/sun3/locore.s:1.101 Wed Mar 16 20:31:02 2022
+++ src/sys/arch/sun3/sun3/locore.s Fri Jan 12 01:53:57 2024
@@ -1,4 +1,4 @@
-/* $NetBSD: locore.s,v 1.101 2022/03/16 20:31:02 andvar Exp $ */
+/* $NetBSD: locore.s,v 1.102 2024/01/12 01:53:57 thorpej Exp $ */
/*
* Copyright (c) 1980, 1990, 1993
@@ -619,20 +619,6 @@ ENTRY(DCIU)
/* ICPL, ICPP, DCPL, DCPP, DCPA, DCFL, DCFP */
/* PCIA, ecacheon, ecacheoff */
-/*
- * Get callers current SP value.
- * Note that simply taking the address of a local variable in a C function
- * doesn't work because callee saved registers may be outside the stack frame
- * defined by A6 (e.g. GCC generated code).
- *
- * [I don't think the ENTRY() macro will do the right thing with this -- glass]
- */
-GLOBAL(getsp)
- movl %sp,%d0 | get current SP
- addql #4,%d0 | compensate for return address
- movl %d0,%a0
- rts
-
ENTRY(getvbr)
movc %vbr,%a0
rts
Index: src/sys/arch/sun3/sun3x/locore.s
diff -u src/sys/arch/sun3/sun3x/locore.s:1.69 src/sys/arch/sun3/sun3x/locore.s:1.70
--- src/sys/arch/sun3/sun3x/locore.s:1.69 Wed Mar 16 20:31:02 2022
+++ src/sys/arch/sun3/sun3x/locore.s Fri Jan 12 01:53:57 2024
@@ -1,4 +1,4 @@
-/* $NetBSD: locore.s,v 1.69 2022/03/16 20:31:02 andvar Exp $ */
+/* $NetBSD: locore.s,v 1.70 2024/01/12 01:53:57 thorpej Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@@ -599,20 +599,6 @@ ENTRY(ecacheon)
ENTRY(ecacheoff)
rts
-/*
- * Get callers current SP value.
- * Note that simply taking the address of a local variable in a C function
- * doesn't work because callee saved registers may be outside the stack frame
- * defined by A6 (e.g. GCC generated code).
- *
- * [I don't think the ENTRY() macro will do the right thing with this -- glass]
- */
-GLOBAL(getsp)
- movl %sp,%d0 | get current SP
- addql #4,%d0 | compensate for return address
- movl %d0,%a0
- rts
-
ENTRY(getvbr)
movc %vbr,%d0
movl %d0,%a0
Index: src/sys/arch/virt68k/virt68k/locore.s
diff -u src/sys/arch/virt68k/virt68k/locore.s:1.6 src/sys/arch/virt68k/virt68k/locore.s:1.7
--- src/sys/arch/virt68k/virt68k/locore.s:1.6 Tue Jan 9 14:24:08 2024
+++ src/sys/arch/virt68k/virt68k/locore.s Fri Jan 12 01:53:57 2024
@@ -1,4 +1,4 @@
-/* $NetBSD: locore.s,v 1.6 2024/01/09 14:24:08 thorpej Exp $ */
+/* $NetBSD: locore.s,v 1.7 2024/01/12 01:53:57 thorpej Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@@ -648,18 +648,6 @@ ENTRY(ecacheon)
ENTRY(ecacheoff)
rts
-/*
- * Get callers current SP value.
- * Note that simply taking the address of a local variable in a C function
- * doesn't work because callee saved registers may be outside the stack frame
- * defined by A6 (e.g. GCC generated code).
- */
-ENTRY_NOPROFILE(getsp)
- movl %sp,%d0 | get current SP
- addql #4,%d0 | compensate for return address
- movl %d0,%a0
- rts
-
ENTRY(getsr)
moveq #0,%d0
movw %sr,%d0
