From 0ee17729e56d5318904c9dafa785e99c08c9f025 Mon Sep 17 00:00:00 2001 From: Jay Foad Date: Thu, 25 Jun 2015 10:34:29 +0000 Subject: [PATCH] Teach LLVM about the PPC64 memory sanitizer implementation. Summary: This is the LLVM part of the PPC memory sanitizer implementation in D10648. Reviewers: kcc, samsonov, willschm, wschmidt, eugenis Reviewed By: eugenis Subscribers: llvm-commits Differential Revision: http://reviews.llvm.org/D10649 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@240627 91177308-0d34-0410-b5e6-96231b3b80d8 --- .../Instrumentation/MemorySanitizer.cpp | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/lib/Transforms/Instrumentation/MemorySanitizer.cpp b/lib/Transforms/Instrumentation/MemorySanitizer.cpp index 63eee2f7153..286a5633024 100644 --- a/lib/Transforms/Instrumentation/MemorySanitizer.cpp +++ b/lib/Transforms/Instrumentation/MemorySanitizer.cpp @@ -236,6 +236,14 @@ static const MemoryMapParams Linux_MIPS64_MemoryMapParams = { 0x002000000000, // OriginBase }; +// ppc64 Linux +static const MemoryMapParams Linux_PowerPC64_MemoryMapParams = { + 0x200000000000, // AndMask + 0x100000000000, // XorMask + 0x080000000000, // ShadowBase + 0x1C0000000000, // OriginBase +}; + // i386 FreeBSD static const MemoryMapParams FreeBSD_I386_MemoryMapParams = { 0x000180000000, // AndMask @@ -262,6 +270,11 @@ static const PlatformMemoryMapParams Linux_MIPS_MemoryMapParams = { &Linux_MIPS64_MemoryMapParams, }; +static const PlatformMemoryMapParams Linux_PowerPC_MemoryMapParams = { + NULL, + &Linux_PowerPC64_MemoryMapParams, +}; + static const PlatformMemoryMapParams FreeBSD_X86_MemoryMapParams = { &FreeBSD_I386_MemoryMapParams, &FreeBSD_X86_64_MemoryMapParams, @@ -479,6 +492,10 @@ bool MemorySanitizer::doInitialization(Module &M) { case Triple::mips64el: MapParams = Linux_MIPS_MemoryMapParams.bits64; break; + case Triple::ppc64: + case Triple::ppc64le: + MapParams = Linux_PowerPC_MemoryMapParams.bits64; + break; default: report_fatal_error("unsupported architecture"); } -- 2.34.1