Add XCore target

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@188258 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/xcore-abi.c b/test/CodeGen/xcore-abi.c
new file mode 100644
index 0000000..fcdefeb
--- /dev/null
+++ b/test/CodeGen/xcore-abi.c
@@ -0,0 +1,35 @@
+// RUN: %clang -target xcore -O1 -o - -emit-llvm -S %s | FileCheck %s
+
+// CHECK: target datalayout = "e-p:32:32:32-a0:0:32-n32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f16:16:32-f32:32:32-f64:32:32"
+// CHECK: target triple = "xcore"
+
+#include <stdarg.h>
+struct x { int a; };
+void testva (int n, ...) {
+  va_list ap;
+  // CHECK: %ap = alloca i8*, align 4
+
+  char* v1 = va_arg (ap, char*);
+  // CHECK: %0 = va_arg i8** %ap, i8*
+
+  int v2 = va_arg (ap, int);
+  // CHECK: %1 = va_arg i8** %ap, i32
+
+  long long int v3 = va_arg (ap, long long int);
+  // CHECK: %2 = va_arg i8** %ap, i64
+
+  //struct x t = va_arg (ap, struct x);
+  //cannot compile aggregate va_arg expressions yet
+}
+
+void testbuiltin (void) {
+// CHECK: %0 = tail call i32 @llvm.xcore.getid()
+// CHECK: %1 = tail call i32 @llvm.xcore.getps(i32 %0)
+// CHECK: %2 = tail call i32 @llvm.xcore.bitrev(i32 %1)
+// CHECK: tail call void @llvm.xcore.setps(i32 %0, i32 %2)
+  int i = __builtin_getid();
+  unsigned int ui = __builtin_getps(i);
+  ui = __builtin_bitrev(ui);
+  __builtin_setps(i,ui);
+
+}
diff --git a/test/Driver/xcore-opts.c b/test/Driver/xcore-opts.c
new file mode 100644
index 0000000..137e28f
--- /dev/null
+++ b/test/Driver/xcore-opts.c
@@ -0,0 +1,15 @@
+// RUN: %clang -target xcore -O1 -o - -emit-llvm -S %s | FileCheck %s
+
+// CHECK: @g1 = global
+int g1;
+// CHECK: @g2 = common global i32 0, align 4
+int g2 __attribute__((common));
+
+// CHECK: define zeroext i8 @testchar()
+// CHECK: ret i8 -1
+char testchar (void) {
+  return (char)-1;
+}
+
+// CHECK: "no-frame-pointer-elim"="false"
+// CHECK: "no-frame-pointer-elim-non-leaf"="false"
diff --git a/test/Preprocessor/init.c b/test/Preprocessor/init.c
index f25f3cd..d1f256a 100644
--- a/test/Preprocessor/init.c
+++ b/test/Preprocessor/init.c
@@ -2946,3 +2946,6 @@
 // ANDROID: __ANDROID__ 1
 // RUN: %clang_cc1 -E -dM -ffreestanding -triple=powerpc64-unknown-freebsd < /dev/null | FileCheck -check-prefix PPC64-FREEBSD %s
 // PPC64-FREEBSD-NOT: #define __LONG_DOUBLE_128__ 1
+//
+// RUN: %clang_cc1 -E -dM -ffreestanding -triple=xcore-none-none < /dev/null | FileCheck -check-prefix XCORE %s
+// XCORE:#define __XS1B__ 1
diff --git a/test/Preprocessor/stdint.c b/test/Preprocessor/stdint.c
index cf6f341..971aea4 100644
--- a/test/Preprocessor/stdint.c
+++ b/test/Preprocessor/stdint.c
@@ -963,6 +963,114 @@
 // I386_MINGW32:WCHAR_MIN_ 0U
 //
 //
+// RUN: %clang_cc1 -E -ffreestanding -triple=xcore-none-none %s | FileCheck -check-prefix XCORE %s
+//
+// XCORE:typedef signed long long int int64_t;
+// XCORE:typedef unsigned long long int uint64_t;
+// XCORE:typedef int64_t int_least64_t;
+// XCORE:typedef uint64_t uint_least64_t;
+// XCORE:typedef int64_t int_fast64_t;
+// XCORE:typedef uint64_t uint_fast64_t;
+//
+// XCORE:typedef signed int int32_t;
+// XCORE:typedef unsigned int uint32_t;
+// XCORE:typedef int32_t int_least32_t;
+// XCORE:typedef uint32_t uint_least32_t;
+// XCORE:typedef int32_t int_fast32_t;
+// XCORE:typedef uint32_t uint_fast32_t;
+//
+// XCORE:typedef signed short int16_t;
+// XCORE:typedef unsigned short uint16_t;
+// XCORE:typedef int16_t int_least16_t;
+// XCORE:typedef uint16_t uint_least16_t;
+// XCORE:typedef int16_t int_fast16_t;
+// XCORE:typedef uint16_t uint_fast16_t;
+//
+// XCORE:typedef signed char int8_t;
+// XCORE:typedef unsigned char uint8_t;
+// XCORE:typedef int8_t int_least8_t;
+// XCORE:typedef uint8_t uint_least8_t;
+// XCORE:typedef int8_t int_fast8_t;
+// XCORE:typedef uint8_t uint_fast8_t;
+//
+// XCORE:typedef int32_t intptr_t;
+// XCORE:typedef uint32_t uintptr_t;
+//
+// XCORE:typedef long long int intmax_t;
+// XCORE:typedef long long unsigned int uintmax_t;
+//
+// XCORE:INT8_MAX_ 127
+// XCORE:INT8_MIN_ (-127 -1)
+// XCORE:UINT8_MAX_ 255
+// XCORE:INT_LEAST8_MIN_ (-127 -1)
+// XCORE:INT_LEAST8_MAX_ 127
+// XCORE:UINT_LEAST8_MAX_ 255
+// XCORE:INT_FAST8_MIN_ (-127 -1)
+// XCORE:INT_FAST8_MAX_ 127
+// XCORE:UINT_FAST8_MAX_ 255
+//
+// XCORE:INT16_MAX_ 32767
+// XCORE:INT16_MIN_ (-32767 -1)
+// XCORE:UINT16_MAX_ 65535
+// XCORE:INT_LEAST16_MIN_ (-32767 -1)
+// XCORE:INT_LEAST16_MAX_ 32767
+// XCORE:UINT_LEAST16_MAX_ 65535
+// XCORE:INT_FAST16_MIN_ (-32767 -1)
+// XCORE:INT_FAST16_MAX_ 32767
+// XCORE:UINT_FAST16_MAX_ 65535
+//
+// XCORE:INT32_MAX_ 2147483647
+// XCORE:INT32_MIN_ (-2147483647 -1)
+// XCORE:UINT32_MAX_ 4294967295U
+// XCORE:INT_LEAST32_MIN_ (-2147483647 -1)
+// XCORE:INT_LEAST32_MAX_ 2147483647
+// XCORE:UINT_LEAST32_MAX_ 4294967295U
+// XCORE:INT_FAST32_MIN_ (-2147483647 -1)
+// XCORE:INT_FAST32_MAX_ 2147483647
+// XCORE:UINT_FAST32_MAX_ 4294967295U
+//
+// XCORE:INT64_MAX_ 9223372036854775807LL
+// XCORE:INT64_MIN_ (-9223372036854775807LL -1)
+// XCORE:UINT64_MAX_ 18446744073709551615ULL
+// XCORE:INT_LEAST64_MIN_ (-9223372036854775807LL -1)
+// XCORE:INT_LEAST64_MAX_ 9223372036854775807LL
+// XCORE:UINT_LEAST64_MAX_ 18446744073709551615ULL
+// XCORE:INT_FAST64_MIN_ (-9223372036854775807LL -1)
+// XCORE:INT_FAST64_MAX_ 9223372036854775807LL
+// XCORE:UINT_FAST64_MAX_ 18446744073709551615ULL
+//
+// XCORE:INTPTR_MIN_ (-2147483647 -1)
+// XCORE:INTPTR_MAX_ 2147483647
+// XCORE:UINTPTR_MAX_ 4294967295U
+// XCORE:PTRDIFF_MIN_ (-2147483647 -1)
+// XCORE:PTRDIFF_MAX_ 2147483647
+// XCORE:SIZE_MAX_ 4294967295U
+//
+// XCORE:INTMAX_MIN_ (-9223372036854775807LL -1)
+// XCORE:INTMAX_MAX_ 9223372036854775807LL
+// XCORE:UINTMAX_MAX_ 18446744073709551615ULL
+//
+// XCORE:SIG_ATOMIC_MIN_ (-2147483647 -1)
+// XCORE:SIG_ATOMIC_MAX_ 2147483647
+// XCORE:WINT_MIN_ (-2147483647 -1)
+// XCORE:WINT_MAX_ 2147483647
+//
+// XCORE:WCHAR_MAX_ 2147483647
+// XCORE:WCHAR_MIN_ (-2147483647 -1)
+//
+// XCORE:INT8_C_(0) 0
+// XCORE:UINT8_C_(0) 0U
+// XCORE:INT16_C_(0) 0
+// XCORE:UINT16_C_(0) 0U
+// XCORE:INT32_C_(0) 0
+// XCORE:UINT32_C_(0) 0U
+// XCORE:INT64_C_(0) 0LL
+// XCORE:UINT64_C_(0) 0ULL
+//
+// XCORE:INTMAX_C_(0) 0LL
+// XCORE:UINTMAX_C_(0) 0ULL
+//
+//
 // stdint.h forms several macro definitions by pasting together identifiers
 // to form names (eg. int32_t is formed from int ## 32 ## _t). The following 
 // case tests that these joining operations are performed correctly even if