////////////////////////////////////////////////////////////////////////////////
// Round to Integral
-let ArchGuard = "__ARM_ARCH >= 8" in {
+let ArchGuard = "__ARM_ARCH >= 8 && defined(__ARM_FEATURE_DIRECTED_ROUNDING)" in {
def FRINTN_S32 : SInst<"vrndn", "dd", "fQf">;
def FRINTA_S32 : SInst<"vrnda", "dd", "fQf">;
def FRINTP_S32 : SInst<"vrndp", "dd", "fQf">;
def FRINTZ_S32 : SInst<"vrnd", "dd", "fQf">;
}
-let ArchGuard = "__ARM_ARCH >= 8 && defined(__aarch64__)" in {
+let ArchGuard = "__ARM_ARCH >= 8 && defined(__aarch64__) && defined(__ARM_FEATURE_DIRECTED_ROUNDING)" in {
def FRINTN_S64 : SInst<"vrndn", "dd", "dQd">;
def FRINTA_S64 : SInst<"vrnda", "dd", "dQd">;
def FRINTP_S64 : SInst<"vrndp", "dd", "dQd">;
////////////////////////////////////////////////////////////////////////////////
// MaxNum/MinNum Floating Point
-let ArchGuard = "__ARM_ARCH >= 8" in {
+let ArchGuard = "__ARM_ARCH >= 8 && defined(__ARM_FEATURE_NUMERIC_MAXMIN)" in {
def FMAXNM_S32 : SInst<"vmaxnm", "ddd", "fQf">;
def FMINNM_S32 : SInst<"vminnm", "ddd", "fQf">;
}
-let ArchGuard = "__ARM_ARCH >= 8 && defined(__aarch64__)" in {
+let ArchGuard = "__ARM_ARCH >= 8 && defined(__aarch64__) && defined(__ARM_FEATURE_NUMERIC_MAXMIN)" in {
def FMAXNM_S64 : SInst<"vmaxnm", "ddd", "dQd">;
def FMINNM_S64 : SInst<"vminnm", "ddd", "dQd">;
}
// __ARM_ARCH is defined as an integer value indicating the current ARM ISA
Builder.defineMacro("__ARM_ARCH", CPUArch.substr(0, 1));
+ if (CPUArch[0] >= '8') {
+ Builder.defineMacro("__ARM_FEATURE_NUMERIC_MAXMIN");
+ Builder.defineMacro("__ARM_FEATURE_DIRECTED_ROUNDING");
+ }
// __ARM_ARCH_ISA_ARM is defined to 1 if the core supports the ARM ISA. It
// is not defined for the M-profile.
Builder.defineMacro("__ARM_FEATURE_CLZ");
Builder.defineMacro("__ARM_FEATURE_FMA");
Builder.defineMacro("__ARM_FEATURE_DIV");
+ Builder.defineMacro("__ARM_FEATURE_IDIV"); // As specified in ACLE
+ Builder.defineMacro("__ARM_FEATURE_DIV"); // For backwards compatibility
+ Builder.defineMacro("__ARM_FEATURE_NUMERIC_MAXMIN");
+ Builder.defineMacro("__ARM_FEATURE_DIRECTED_ROUNDING");
Builder.defineMacro("__ARM_ALIGN_MAX_STACK_PWR", "4");
// CHECK: __ARM_FEATURE_CLZ 1
// CHECK-NOT: __ARM_FEATURE_CRC32 1
// CHECK-NOT: __ARM_FEATURE_CRYPTO 1
+// CHECK: __ARM_FEATURE_DIRECTED_ROUNDING 1
// CHECK: __ARM_FEATURE_DIV 1
// CHECK: __ARM_FEATURE_FMA 1
+// CHECK: __ARM_FEATURE_IDIV 1
+// CHECK: __ARM_FEATURE_NUMERIC_MAXMIN 1
// CHECK: __ARM_FEATURE_UNALIGNED 1
// CHECK: __ARM_FP 0xe
// CHECK: __ARM_FP16_FORMAT_IEEE 1
// CHECK-CORTEX-M0-NOT: __ARM_ARCH_ISA_ARM
// CHECK-CORTEX-M0: __ARM_ARCH_ISA_THUMB 1
// CHECK-CORTEX-M0: __ARM_ARCH_PROFILE 'M'
+// CHECK-CORTEX-M0-NOT: __ARM_FEATURE_NUMERIC_MAXMIN
+// CHECK-CORTEX-M0-NOT: __ARM_FEATURE_DIRECTED_ROUNDING
// RUN: %clang -target arm-eabi -mcpu=arm810 -x c -E -dM %s -o - | FileCheck %s -check-prefix CHECK-ARM810
// CHECK-ARM810: __ARM_ARCH_ISA_ARM 1
// CHECK-ARM810-NOT: __ARM_ARCH_ISA_THUMB
// CHECK-ARM810-NOT: __ARM_ARCH_PROFILE
+// CHECK-ARM810-NOT: __ARM_FEATURE_NUMERIC_MAXMIN
+// CHECK-ARM810-NOT: __ARM_FEATURE_DIRECTED_ROUNDING
// RUN: %clang -target arm-eabi -mcpu=arm7tdmi -x c -E -dM %s -o - | FileCheck %s -check-prefix CHECK-ARM7TDMI
// CHECK-CORTEX-A7: __ARM_ARCH_ISA_ARM 1
// CHECK-CORTEX-A7: __ARM_ARCH_ISA_THUMB 2
// CHECK-CORTEX-A7: __ARM_ARCH_PROFILE 'A'
+// CHECK-CORTEX-A7-NOT: __ARM_FEATURE_NUMERIC_MAXMIN
+// CHECK-CORTEX-A7-NOT: __ARM_FEATURE_DIRECTED_ROUNDING
// RUN: %clang -target arm-eabi -mcpu=cortex-r4 -x c -E -dM %s -o - | FileCheck %s -check-prefix CHECK-CORTEX-R4
// CHECK: __ARM_ARCH 8
// CHECK: __ARM_ARCH_8A__ 1
// CHECK: __ARM_FEATURE_CRC32 1
+// CHECK: __ARM_FEATURE_DIRECTED_ROUNDING 1
+// CHECK: __ARM_FEATURE_NUMERIC_MAXMIN 1
// RUN: %clang -target armv7a-none-linux-gnu -x c -E -dM %s -o - | FileCheck --check-prefix=CHECK-V7 %s
// CHECK-V7: __ARMEL__ 1
// CHECK-V7: __ARM_ARCH 7
// CHECK-V7: __ARM_ARCH_7A__ 1
// CHECK-V7-NOT: __ARM_FEATURE_CRC32
+// CHECK-V7-NOT: __ARM_FEATURE_NUMERIC_MAXMIN
+// CHECK-V7-NOT: __ARM_FEATURE_DIRECTED_ROUNDING
// RUN: %clang -target armv8a -mfloat-abi=hard -x c -E -dM %s | FileCheck --check-prefix=CHECK-V8-BAREHF %s
// CHECK-V8-BAREHF: __ARMEL__ 1
// CHECK-V8-BAREHF: __ARM_ARCH 8
// CHECK-V8-BAREHF: __ARM_ARCH_8A__ 1
// CHECK-V8-BAREHF: __ARM_FEATURE_CRC32 1
+// CHECK-V8-BAREHF: __ARM_FEATURE_DIRECTED_ROUNDING 1
+// CHECK-V8-BAREHF: __ARM_FEATURE_NUMERIC_MAXMIN 1
// CHECK-V8-BAREHF: __ARM_NEON__ 1
// CHECK-V8-BAREHF: __VFP_FP__ 1
// A5:#define __ARM_ARCH 7
// A5:#define __ARM_ARCH_7A__ 1
// A5:#define __ARM_ARCH_PROFILE 'A'
+// A5-NOT: #define __ARM_FEATURE_NUMERIC_MAXMIN
+// A5-NOT: #define __ARM_FEATURE_DIRECTED_ROUNDING
// Test whether predefines are as expected when targeting cortex-a7.
// RUN: %clang -target armv7 -mcpu=cortex-a7 -x c -E -dM %s -o - | FileCheck --check-prefix=A7 %s