From 6d4675143d19d880fb15f89b9635a84dd826e171 Mon Sep 17 00:00:00 2001 From: Anton Korobeynikov Date: Tue, 17 Jun 2008 17:30:05 +0000 Subject: Provide generic hooks for icache invalidation. Add PPC implementation. Patch by Gary Benson! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52418 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/PowerPC/PPCJITInfo.cpp | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-) (limited to 'lib/Target/PowerPC/PPCJITInfo.cpp') diff --git a/lib/Target/PowerPC/PPCJITInfo.cpp b/lib/Target/PowerPC/PPCJITInfo.cpp index db36881..72001ce 100644 --- a/lib/Target/PowerPC/PPCJITInfo.cpp +++ b/lib/Target/PowerPC/PPCJITInfo.cpp @@ -330,12 +330,9 @@ defined(__APPLE__) extern "C" void sys_icache_invalidate(const void *Addr, size_t len); #endif -/// SyncICache - On PPC, the JIT emitted code must be explicitly refetched to -/// ensure correct execution. -static void SyncICache(const void *Addr, size_t len) { -#if defined(__POWERPC__) || defined (__ppc__) || defined(_POWER) - -#ifdef __APPLE__ +void PPCJITInfo::InvalidateInstructionCache(const void *Addr, unsigned len) { +#if (defined(__POWERPC__) || defined (__ppc__) || defined(_POWER)) && \ +defined(__APPLE__) sys_icache_invalidate(Addr, len); #elif defined(__GNUC__) const size_t LineSize = 32; @@ -352,8 +349,6 @@ static void SyncICache(const void *Addr, size_t len) { asm volatile("icbi 0, %0" : : "r"(Line)); asm volatile("isync"); #endif - -#endif } void *PPCJITInfo::emitFunctionStub(const Function* F, void *Fn, @@ -372,7 +367,7 @@ void *PPCJITInfo::emitFunctionStub(const Function* F, void *Fn, MCE.emitWordBE(0); MCE.emitWordBE(0); EmitBranchToAt(Addr, (intptr_t)Fn, false, is64Bit); - SyncICache((void*)Addr, 7*4); + InvalidateInstructionCache((void*)Addr, 7*4); return MCE.finishFunctionStub(F); } @@ -400,7 +395,7 @@ void *PPCJITInfo::emitFunctionStub(const Function* F, void *Fn, MCE.emitWordBE(0); MCE.emitWordBE(0); EmitBranchToAt(BranchAddr, (intptr_t)Fn, true, is64Bit); - SyncICache((void*)Addr, 10*4); + InvalidateInstructionCache((void*)Addr, 10*4); return MCE.finishFunctionStub(F); } -- cgit v1.1