From e205481027f142c3195a4eab38377b4b7afb584f Mon Sep 17 00:00:00 2001
From: Jonas Maebe <jonas@freepascal.org>
Date: Wed, 8 Aug 2007 09:48:37 +0000
Subject: [PATCH] * fixed sparc bootstrap * use -Av9 assembler option so it
accepts the memory barrier opcodes
git-svn-id: trunk@8244 -
---
compiler/options.pas | 1 +
compiler/sparc/cpugas.pas | 2 +-
rtl/sparc/sparc.inc | 6 ++++++
3 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/compiler/options.pas b/compiler/options.pas
index 747cec779b..f0dbdd27f6 100644
--- a/compiler/options.pas
+++ b/compiler/options.pas
@@ -2049,6 +2049,7 @@ begin
{$ifdef powerpc64}
def_system_macro('FPC_HAS_LWSYNC');
{$endif}
+ def_system_macro('FPC_HAS_MEMBAR');
{$if defined(x86) or defined(arm)}
def_system_macro('INTERNAL_BACKTRACE');
diff --git a/compiler/sparc/cpugas.pas b/compiler/sparc/cpugas.pas
index a094d40302..3132ae6626 100644
--- a/compiler/sparc/cpugas.pas
+++ b/compiler/sparc/cpugas.pas
@@ -224,7 +224,7 @@ implementation
id : as_ggas;
idtxt : 'GAS';
asmbin : 'gas';
- asmcmd : '-o $OBJ $ASM';
+ asmcmd : '-Av9 -o $OBJ $ASM';
supported_target : system_any;
flags : [af_allowdirect,af_needar,af_smartlink_sections];
labelprefix : '.L';
diff --git a/rtl/sparc/sparc.inc b/rtl/sparc/sparc.inc
index f4d6fb7981..c89c5f7fd7 100644
--- a/rtl/sparc/sparc.inc
+++ b/rtl/sparc/sparc.inc
@@ -522,9 +522,11 @@ const
procedure ReadBarrier;assembler;nostackframe;{$ifdef SYSTEMINLINE}inline;{$endif}
asm
+{$ifdef FPC_HAS_MEMBAR}
ba,pt .L1
membar LoadLoad
.L1:
+{$endif}
end;
procedure ReadDependencyBarrier;{$ifdef SYSTEMINLINE}inline;{$endif}
@@ -534,16 +536,20 @@ end;
procedure ReadWriteBarrier;assembler;nostackframe;{$ifdef SYSTEMINLINE}inline;{$endif}
asm
+{$ifdef FPC_HAS_MEMBAR}
ba,pt .L1
membar LoadLoad + LoadStore + StoreLoad + StoreStore
.L1:
+{$endif}
end;
procedure WriteBarrier;assembler;nostackframe;{$ifdef SYSTEMINLINE}inline;{$endif}
asm
+{$ifdef FPC_HAS_MEMBAR}
ba,pt .L1
stbar
.L1:
+{$endif}
end;
{$endif}