From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Sat, 5 Mar 2016 14:35:44 +0000 (+0000)
Subject: [X86] AMD Bobcat CPU (btver1) doesn't support XSAVE
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=267cecf2f6fd24a9069e32fd7df31a7379a88615;p=clang

[X86] AMD Bobcat CPU (btver1) doesn't support XSAVE

btver1 is a SSSE3/SSE4a only CPU - it doesn't have AVX and doesn't support XSAVE.

Differential Revision: http://reviews.llvm.org/D17682

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@262772 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index 4a9b6dc4d5..05694cc5a7 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -2765,7 +2765,6 @@ bool X86TargetInfo::initFeatureMap(
     setFeatureEnabledImpl(Features, "prfchw", true);
     setFeatureEnabledImpl(Features, "cx16", true);
     setFeatureEnabledImpl(Features, "fxsr", true);
-    setFeatureEnabledImpl(Features, "xsave", true);
     break;
   case CK_BDVER4:
     setFeatureEnabledImpl(Features, "avx2", true);
diff --git a/test/Preprocessor/predefined-arch-macros.c b/test/Preprocessor/predefined-arch-macros.c
index 873370ecb3..af6b89b775 100644
--- a/test/Preprocessor/predefined-arch-macros.c
+++ b/test/Preprocessor/predefined-arch-macros.c
@@ -1477,7 +1477,6 @@
 // CHECK_BTVER1_M32: #define __SSE_MATH__ 1
 // CHECK_BTVER1_M32: #define __SSE__ 1
 // CHECK_BTVER1_M32: #define __SSSE3__ 1
-// CHECK_BTVER1_M32: #define __XSAVE__ 1
 // CHECK_BTVER1_M32: #define __btver1 1
 // CHECK_BTVER1_M32: #define __btver1__ 1
 // CHECK_BTVER1_M32: #define __i386 1
@@ -1499,7 +1498,6 @@
 // CHECK_BTVER1_M64: #define __SSE_MATH__ 1
 // CHECK_BTVER1_M64: #define __SSE__ 1
 // CHECK_BTVER1_M64: #define __SSSE3__ 1
-// CHECK_BTVER1_M64: #define __XSAVE__ 1
 // CHECK_BTVER1_M64: #define __amd64 1
 // CHECK_BTVER1_M64: #define __amd64__ 1
 // CHECK_BTVER1_M64: #define __btver1 1