From 517048062fb1105e9dcb43799fbe47553b32d35b Mon Sep 17 00:00:00 2001
From: Jacob Baungard Hansen <jacob.hansen@esa.int>
Date: Mon, 4 Jul 2016 08:56:08 +0000
Subject: [PATCH] [Sparc] Allow LEON cpu models to be selected with -mcpu

Summary: This change exposes the recently added LEON CPUs (D19359) in the LLVM Sparc backend to Clang, allowing the cpu's to be selected using the -mcpu flag.

Reviewers: jyknight, lero_chris

Subscribers: jyknight, cfe-commits

Differential Revision: http://reviews.llvm.org/D21683

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@274487 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Basic/Targets.cpp  | 26 +++++++++++++++++++++++++-
 lib/Driver/Tools.cpp   |  8 ++++++++
 test/Driver/sparc-as.c | 32 ++++++++++++++++++++++++++++++++
 3 files changed, 65 insertions(+), 1 deletion(-)

diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index 80802fdf97..5e9ea6819e 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -6479,7 +6479,15 @@ public:
     CK_NIAGARA3,
     CK_NIAGARA4,
     CK_MYRIAD2_1,
-    CK_MYRIAD2_2
+    CK_MYRIAD2_2,
+    CK_LEON2,
+    CK_LEON2_AT697E,
+    CK_LEON2_AT697F,
+    CK_LEON3,
+    CK_LEON3_UT699,
+    CK_LEON3_GR712RC,
+    CK_LEON4,
+    CK_LEON4_GR740
   } CPU = CK_GENERIC;
 
   enum CPUGeneration {
@@ -6500,6 +6508,14 @@ public:
     case CK_TSC701:
     case CK_MYRIAD2_1:
     case CK_MYRIAD2_2:
+    case CK_LEON2:
+    case CK_LEON2_AT697E:
+    case CK_LEON2_AT697F:
+    case CK_LEON3:
+    case CK_LEON3_UT699:
+    case CK_LEON3_GR712RC:
+    case CK_LEON4:
+    case CK_LEON4_GR740:
       return CG_V8;
     case CK_V9:
     case CK_ULTRASPARC:
@@ -6533,6 +6549,14 @@ public:
         .Case("myriad2", CK_MYRIAD2_1)
         .Case("myriad2.1", CK_MYRIAD2_1)
         .Case("myriad2.2", CK_MYRIAD2_2)
+        .Case("leon2", CK_LEON2)
+        .Case("at697e", CK_LEON2_AT697E)
+        .Case("at697f", CK_LEON2_AT697F)
+        .Case("leon3", CK_LEON3)
+        .Case("ut699", CK_LEON3_UT699)
+        .Case("gr712rc", CK_LEON3_GR712RC)
+        .Case("leon4", CK_LEON4)
+        .Case("gr740", CK_LEON4_GR740)
         .Default(CK_GENERIC);
   }
 
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 6d3aaf1d58..2425619d4c 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -96,6 +96,14 @@ static const char *getSparcAsmModeForCPU(StringRef Name,
           .Case("niagara2", "-Av8plusb")
           .Case("niagara3", "-Av8plusd")
           .Case("niagara4", "-Av8plusd")
+          .Case("leon2", "-Av8")
+          .Case("at697e", "-Av8")
+          .Case("at697f", "-Av8")
+          .Case("leon3", "-Av8")
+          .Case("ut699", "-Av8")
+          .Case("gr712rc", "-Av8")
+          .Case("leon4", "-Av8")
+          .Case("gr740", "-Av8")
           .Default("-Av8");
   }
 }
diff --git a/test/Driver/sparc-as.c b/test/Driver/sparc-as.c
index 5b939956cb..80122cf6dc 100644
--- a/test/Driver/sparc-as.c
+++ b/test/Driver/sparc-as.c
@@ -76,6 +76,38 @@
 // RUN: -no-integrated-as --sysroot=%S/Inputs/basic_netbsd_tree %s -### 2>&1 \
 // RUN: | FileCheck -check-prefix=SPARC-V8PLUSD %s
 
+// RUN: %clang -mcpu=leon2 -no-canonical-prefixes -target sparc \
+// RUN: -no-integrated-as --sysroot=%S/Inputs/basic_netbsd_tree %s -### 2>&1 \
+// RUN: | FileCheck -check-prefix=SPARC-V8 %s
+
+// RUN: %clang -mcpu=at697e -no-canonical-prefixes -target sparc \
+// RUN: -no-integrated-as --sysroot=%S/Inputs/basic_netbsd_tree %s -### 2>&1 \
+// RUN: | FileCheck -check-prefix=SPARC-V8 %s
+
+// RUN: %clang -mcpu=at697f -no-canonical-prefixes -target sparc \
+// RUN: -no-integrated-as --sysroot=%S/Inputs/basic_netbsd_tree %s -### 2>&1 \
+// RUN: | FileCheck -check-prefix=SPARC-V8 %s
+
+// RUN: %clang -mcpu=leon3 -no-canonical-prefixes -target sparc \
+// RUN: -no-integrated-as --sysroot=%S/Inputs/basic_netbsd_tree %s -### 2>&1 \
+// RUN: | FileCheck -check-prefix=SPARC-V8 %s
+
+// RUN: %clang -mcpu=ut699 -no-canonical-prefixes -target sparc \
+// RUN: -no-integrated-as --sysroot=%S/Inputs/basic_netbsd_tree %s -### 2>&1 \
+// RUN: | FileCheck -check-prefix=SPARC-V8 %s
+
+// RUN: %clang -mcpu=gr712rc -no-canonical-prefixes -target sparc \
+// RUN: -no-integrated-as --sysroot=%S/Inputs/basic_netbsd_tree %s -### 2>&1 \
+// RUN: | FileCheck -check-prefix=SPARC-V8 %s
+
+// RUN: %clang -mcpu=leon4 -no-canonical-prefixes -target sparc \
+// RUN: -no-integrated-as --sysroot=%S/Inputs/basic_netbsd_tree %s -### 2>&1 \
+// RUN: | FileCheck -check-prefix=SPARC-V8 %s
+
+// RUN: %clang -mcpu=gr740 -no-canonical-prefixes -target sparc \
+// RUN: -no-integrated-as --sysroot=%S/Inputs/basic_netbsd_tree %s -### 2>&1 \
+// RUN: | FileCheck -check-prefix=SPARC-V8 %s
+
 // SPARC: as{{.*}}" "-32" "-Av8" "-o"
 // SPARC-V8: as{{.*}}" "-32" "-Av8" "-o"
 // SPARC-SPARCLITE: as{{.*}}" "-32" "-Asparclite" "-o"
-- 
2.40.0