From b98ce37c69b42569d15848978dac24106f842e14 Mon Sep 17 00:00:00 2001
From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Fri, 30 Aug 2013 14:05:34 +0000
Subject: [PATCH] Add support for -march=slm, aka Intel Atom Silvermont.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@189670 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Basic/Targets.cpp                      |  7 +++++
 test/Preprocessor/predefined-arch-macros.c | 36 ++++++++++++++++++++++
 2 files changed, 43 insertions(+)

diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index f588970a87..89b116d9be 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -1637,6 +1637,7 @@ class X86TargetInfo : public TargetInfo {
     /// Atom processors
     //@{
     CK_Atom,
+    CK_SLM,
     //@}
 
     /// \name Nehalem
@@ -1805,6 +1806,7 @@ public:
       .Case("core2", CK_Core2)
       .Case("penryn", CK_Penryn)
       .Case("atom", CK_Atom)
+      .Case("slm", CK_SLM)
       .Case("corei7", CK_Corei7)
       .Case("corei7-avx", CK_Corei7AVX)
       .Case("core-avx-i", CK_CoreAVXi)
@@ -1880,6 +1882,7 @@ public:
     case CK_Core2:
     case CK_Penryn:
     case CK_Atom:
+    case CK_SLM:
     case CK_Corei7:
     case CK_Corei7AVX:
     case CK_CoreAVXi:
@@ -1977,6 +1980,7 @@ void X86TargetInfo::getDefaultFeatures(llvm::StringMap<bool> &Features) const {
     setFeatureEnabled(Features, "ssse3", true);
     break;
   case CK_Corei7:
+  case CK_SLM:
     setFeatureEnabled(Features, "sse4.2", true);
     break;
   case CK_Corei7AVX:
@@ -2473,6 +2477,9 @@ void X86TargetInfo::getTargetDefines(const LangOptions &Opts,
   case CK_Atom:
     defineCPUMacros(Builder, "atom");
     break;
+  case CK_SLM:
+    defineCPUMacros(Builder, "slm");
+    break;
   case CK_Corei7:
   case CK_Corei7AVX:
   case CK_CoreAVXi:
diff --git a/test/Preprocessor/predefined-arch-macros.c b/test/Preprocessor/predefined-arch-macros.c
index 57b819f333..d21ba5a1b1 100644
--- a/test/Preprocessor/predefined-arch-macros.c
+++ b/test/Preprocessor/predefined-arch-macros.c
@@ -665,6 +665,42 @@
 // CHECK_ATOM_M64: #define __x86_64 1
 // CHECK_ATOM_M64: #define __x86_64__ 1
 //
+// RUN: %clang -march=slm -m32 -E -dM %s -o - 2>&1 \
+// RUN:     -target i386-unknown-linux \
+// RUN:   | FileCheck %s -check-prefix=CHECK_SLM_M32
+// CHECK_SLM_M32: #define __MMX__ 1
+// CHECK_SLM_M32: #define __SSE2__ 1
+// CHECK_SLM_M32: #define __SSE3__ 1
+// CHECK_SLM_M32: #define __SSE4_1__ 1
+// CHECK_SLM_M32: #define __SSE4_2__ 1
+// CHECK_SLM_M32: #define __SSE__ 1
+// CHECK_SLM_M32: #define __SSSE3__ 1
+// CHECK_SLM_M32: #define __i386 1
+// CHECK_SLM_M32: #define __i386__ 1
+// CHECK_SLM_M32: #define __slm 1
+// CHECK_SLM_M32: #define __slm__ 1
+// CHECK_SLM_M32: #define __tune_slm__ 1
+// CHECK_SLM_M32: #define i386 1
+// RUN: %clang -march=slm -m64 -E -dM %s -o - 2>&1 \
+// RUN:     -target i386-unknown-linux \
+// RUN:   | FileCheck %s -check-prefix=CHECK_SLM_M64
+// CHECK_SLM_M64: #define __MMX__ 1
+// CHECK_SLM_M64: #define __SSE2_MATH__ 1
+// CHECK_SLM_M64: #define __SSE2__ 1
+// CHECK_SLM_M64: #define __SSE3__ 1
+// CHECK_SLM_M64: #define __SSE4_1__ 1
+// CHECK_SLM_M64: #define __SSE4_2__ 1
+// CHECK_SLM_M64: #define __SSE_MATH__ 1
+// CHECK_SLM_M64: #define __SSE__ 1
+// CHECK_SLM_M64: #define __SSSE3__ 1
+// CHECK_SLM_M64: #define __amd64 1
+// CHECK_SLM_M64: #define __amd64__ 1
+// CHECK_SLM_M64: #define __slm 1
+// CHECK_SLM_M64: #define __slm__ 1
+// CHECK_SLM_M64: #define __tune_slm__ 1
+// CHECK_SLM_M64: #define __x86_64 1
+// CHECK_SLM_M64: #define __x86_64__ 1
+//
 // RUN: %clang -march=geode -m32 -E -dM %s -o - 2>&1 \
 // RUN:     -target i386-unknown-linux \
 // RUN:   | FileCheck %s -check-prefix=CHECK_GEODE_M32
-- 
2.40.0