From: Korey Sewell <ksewell@umich.edu>
Date: Sat, 18 Apr 2009 14:42:29 +0000 (-0400)
Subject: mips-syscall: mark with correct flag. \nMIPS was using wrong serialization flag on... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e501e1af54904fee4abc64df4888d24976fa6bef;p=gem5.git

mips-syscall: mark with correct flag. \nMIPS was using wrong serialization flag on syscall instructions allowing O3 to handle SE mode syscalls incorrectly and speculate on instructions after a syscall
---

diff --git a/src/arch/mips/isa/decoder.isa b/src/arch/mips/isa/decoder.isa
index 339ca868c..68a63a458 100644
--- a/src/arch/mips/isa/decoder.isa
+++ b/src/arch/mips/isa/decoder.isa
@@ -140,7 +140,7 @@ decode OPCODE_HI default Unknown::unknown() {
                                  }});
 #else
                     0x4: syscall({{ xc->syscall(R2); }},
-                                 IsSerializing, IsNonSpeculative);
+                                 IsSerializeAfter, IsNonSpeculative);
 #endif
                     0x7: sync({{ ; }}, IsMemBarrier);
                     0x5: break({{fault = new BreakpointFault();}});