[PATCH] D25210: [ARM] Add Cortex-R52 target to CLANG

[Javed Absar via cfe-commits]

javed.absar created this revision.
javed.absar added reviewers: rengolin, jmolloy, t.p.northover.
javed.absar added a subscriber: cfe-commits.
Herald added subscribers: samparker, aemerson.

The following patch adds Cortex-R52, the new ARM real-time processor, to CLANG.  Cortex-R52 implements the ARMv8-R architecture. I am submitting another corresponding patch for LLVM related changes.


https://reviews.llvm.org/D25210

Files:
  lib/Basic/Targets.cpp
  test/Driver/arm-cortex-cpus.c
  test/Preprocessor/arm-target-features.c


Index: test/Preprocessor/arm-target-features.c
===================================================================
--- test/Preprocessor/arm-target-features.c
+++ test/Preprocessor/arm-target-features.c
@@ -9,6 +9,15 @@
 // CHECK-V8A: #define __ARM_FP16_ARGS 1
 // CHECK-V8A: #define __ARM_FP16_FORMAT_IEEE 1
 
+// RUN: %clang -target armv8r-none-linux-gnu -x c -E -dM %s -o - | FileCheck -match-full-lines --check-prefix=CHECK-V8R %s
+// CHECK-V8R: #define __ARMEL__ 1
+// CHECK-V8R: #define __ARM_ARCH 8
+// CHECK-V8R: #define __ARM_ARCH_8R__ 1
+// CHECK-V8R: #define __ARM_FEATURE_CRC32 1
+// CHECK-V8R: #define __ARM_FEATURE_DIRECTED_ROUNDING 1
+// CHECK-V8R: #define __ARM_FEATURE_NUMERIC_MAXMIN 1
+// CHECK-V8R: #define __ARM_FP 0xE
+
 // RUN: %clang -target armv7a-none-linux-gnu -x c -E -dM %s -o - | FileCheck -match-full-lines --check-prefix=CHECK-V7 %s
 // CHECK-V7: #define __ARMEL__ 1
 // CHECK-V7: #define __ARM_ARCH 7
Index: test/Driver/arm-cortex-cpus.c
===================================================================
--- test/Driver/arm-cortex-cpus.c
+++ test/Driver/arm-cortex-cpus.c
@@ -146,6 +146,27 @@
 // RUN: %clang -target arm -mlittle-endian -march=armv8-a -mlittle-endian -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8A %s
 // CHECK-V8A: "-cc1"{{.*}} "-triple" "armv8-{{.*}}" "-target-cpu" "cortex-a53"
 
+// RUN: %clang -target armv8r-linux-gnueabi -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8R %s
+// RUN: %clang -target arm -march=armv8r -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8R %s
+// RUN: %clang -target arm -march=armv8-r -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8R %s
+// CHECK-V8R: "-cc1"{{.*}} "-triple" "armv8r-{{.*}} "-target-cpu" "generic"
+
+// RUN: %clang -target armv8r-linux-gnueabi -mbig-endian -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8R-BIG %s
+// RUN: %clang -target arm -march=armv8r -mbig-endian -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8R-BIG %s
+// RUN: %clang -target arm -march=armv8-r -mbig-endian -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8R-BIG %s
+// CHECK-V8R-BIG: "-cc1"{{.*}} "-triple" "armebv8r-{{.*}} "-target-cpu" "generic"
+
+// RUN: %clang -target armv8r-linux-gnueabi -mthumb -### -c %s 2>&1 | \
+// RUN:     FileCheck -check-prefix=CHECK-V8R-THUMB %s
+// RUN: %clang -target arm -march=armv8r -mthumb -### -c %s 2>&1 | \
+// RUN:     FileCheck -check-prefix=CHECK-V8R-THUMB %s
+// CHECK-V8R-THUMB: "-cc1"{{.*}} "-triple" "thumbv8r-{{.*}} "-target-cpu" "generic"
+// RUN: %clang -target armv8r-linux-gnueabi -mthumb -mbig-endian -### -c %s 2>&1 | \
+// RUN:     FileCheck -check-prefix=CHECK-V8R-THUMB-BIG %s
+// RUN: %clang -target arm -march=armv8r -mthumb -mbig-endian -### -c %s 2>&1 | \
+// RUN:     FileCheck -check-prefix=CHECK-V8R-THUMB-BIG %s
+// CHECK-V8R-THUMB-BIG: "-cc1"{{.*}} "-triple" "thumbebv8r-{{.*}} "-target-cpu
+
 // RUN: %clang -mcpu=generic -target armv8 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8A-GENERIC %s
 // RUN: %clang -mcpu=generic -target arm -march=armv8 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8A-GENERIC %s
 // RUN: %clang -mcpu=generic -target armv8a -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8A-GENERIC %s
@@ -502,6 +523,9 @@
 // RUN: %clang -target arm -mcpu=exynos-m2 -mbig-endian -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A %s
 // CHECK-BE-CPUV8A: "-cc1"{{.*}} "-triple" "armebv8-{{.*}}
 
+// RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-r52 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8R %s
+// CHECK-CPUV8R: "-cc1"{{.*}} "-triple" "armv8r-{{.*}}
+
 // RUN: %clang -target arm -mcpu=cortex-a32 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A-THUMB %s
 // RUN: %clang -target arm -mcpu=cortex-a35 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A-THUMB %s
 // RUN: %clang -target arm -mcpu=cortex-a53 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A-THUMB %s
Index: lib/Basic/Targets.cpp
===================================================================
--- lib/Basic/Targets.cpp
+++ lib/Basic/Targets.cpp
@@ -4865,6 +4865,8 @@
       return "8M_BASE";
     case llvm::ARM::AK_ARMV8MMainline:
       return "8M_MAIN";
+    case llvm::ARM::AK_ARMV8R:
+      return "8R";
     }
   }
 


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