m_zuckerman created this revision.
m_zuckerman added reviewers: AsafBadouh, igorb, delena.
m_zuckerman added a subscriber: cfe-commits.
http://reviews.llvm.org/D21373
Files:
lib/Headers/bmiintrin.h
test/CodeGen/bmi-builtins.c
Index: test/CodeGen/bmi-builtins.c
===================================================================
--- test/CodeGen/bmi-builtins.c
+++ test/CodeGen/bmi-builtins.c
@@ -64,6 +64,13 @@
return __tzcnt_u32(__X);
}
+int test_mm_tzcnt_32(unsigned int __X) {
+ // CHECK-LABEL: test_mm_tzcnt_32
+ // CHECK: icmp ne i32 %{{.*}}, 0
+ // CHECK: i32 @llvm.cttz.i32(i32 %{{.*}}, i1 true)
+ return _mm_tzcnt_32(__X);
+}
+
unsigned long long test__andn_u64(unsigned long __X, unsigned long __Y) {
// CHECK-LABEL: test__andn_u64
// CHECK: xor i64 %{{.*}}, -1
@@ -105,6 +112,13 @@
return __tzcnt_u64(__X);
}
+long long test_mm_tzcnt_64(unsigned long long __X) {
+ // CHECK-LABEL: test_mm_tzcnt_64
+ // CHECK: icmp ne i64 %{{.*}}, 0
+ // CHECK: i64 @llvm.cttz.i64(i64 %{{.*}}, i1 true)
+ return _mm_tzcnt_64(__X);
+}
+
// Intel intrinsics
unsigned short test_tzcnt_u16(unsigned short __X) {
Index: lib/Headers/bmiintrin.h
===================================================================
--- lib/Headers/bmiintrin.h
+++ lib/Headers/bmiintrin.h
@@ -281,12 +281,19 @@
/// An unsigned 32-bit integer whose trailing zeros are to be counted.
/// \returns An unsigned 32-bit integer containing the number of trailing zero
/// bits in the operand.
+
static __inline__ unsigned int __RELAXED_FN_ATTRS
__tzcnt_u32(unsigned int __X)
{
return __X ? __builtin_ctz(__X) : 32;
}
+static __inline__ int __RELAXED_FN_ATTRS
+_mm_tzcnt_32(unsigned int __X)
+{
+ return __X ? __builtin_ctz(__X) : 32;
+}
+
#ifdef __x86_64__
/// \brief Performs a bitwise AND of the second operand with the one's
@@ -502,12 +509,19 @@
/// An unsigned 64-bit integer whose trailing zeros are to be counted.
/// \returns An unsigned 64-bit integer containing the number of trailing zero
/// bits in the operand.
+
static __inline__ unsigned long long __RELAXED_FN_ATTRS
__tzcnt_u64(unsigned long long __X)
{
return __X ? __builtin_ctzll(__X) : 64;
}
+static __inline__ long long __RELAXED_FN_ATTRS
+_mm_tzcnt_64(unsigned long long __X)
+{
+ return __X ? __builtin_ctzll(__X) : 64;
+}
+
#endif /* __x86_64__ */
#undef __DEFAULT_FN_ATTRS
Index: test/CodeGen/bmi-builtins.c
===================================================================
--- test/CodeGen/bmi-builtins.c
+++ test/CodeGen/bmi-builtins.c
@@ -64,6 +64,13 @@
return __tzcnt_u32(__X);
}
+int test_mm_tzcnt_32(unsigned int __X) {
+ // CHECK-LABEL: test_mm_tzcnt_32
+ // CHECK: icmp ne i32 %{{.*}}, 0
+ // CHECK: i32 @llvm.cttz.i32(i32 %{{.*}}, i1 true)
+ return _mm_tzcnt_32(__X);
+}
+
unsigned long long test__andn_u64(unsigned long __X, unsigned long __Y) {
// CHECK-LABEL: test__andn_u64
// CHECK: xor i64 %{{.*}}, -1
@@ -105,6 +112,13 @@
return __tzcnt_u64(__X);
}
+long long test_mm_tzcnt_64(unsigned long long __X) {
+ // CHECK-LABEL: test_mm_tzcnt_64
+ // CHECK: icmp ne i64 %{{.*}}, 0
+ // CHECK: i64 @llvm.cttz.i64(i64 %{{.*}}, i1 true)
+ return _mm_tzcnt_64(__X);
+}
+
// Intel intrinsics
unsigned short test_tzcnt_u16(unsigned short __X) {
Index: lib/Headers/bmiintrin.h
===================================================================
--- lib/Headers/bmiintrin.h
+++ lib/Headers/bmiintrin.h
@@ -281,12 +281,19 @@
/// An unsigned 32-bit integer whose trailing zeros are to be counted.
/// \returns An unsigned 32-bit integer containing the number of trailing zero
/// bits in the operand.
+
static __inline__ unsigned int __RELAXED_FN_ATTRS
__tzcnt_u32(unsigned int __X)
{
return __X ? __builtin_ctz(__X) : 32;
}
+static __inline__ int __RELAXED_FN_ATTRS
+_mm_tzcnt_32(unsigned int __X)
+{
+ return __X ? __builtin_ctz(__X) : 32;
+}
+
#ifdef __x86_64__
/// \brief Performs a bitwise AND of the second operand with the one's
@@ -502,12 +509,19 @@
/// An unsigned 64-bit integer whose trailing zeros are to be counted.
/// \returns An unsigned 64-bit integer containing the number of trailing zero
/// bits in the operand.
+
static __inline__ unsigned long long __RELAXED_FN_ATTRS
__tzcnt_u64(unsigned long long __X)
{
return __X ? __builtin_ctzll(__X) : 64;
}
+static __inline__ long long __RELAXED_FN_ATTRS
+_mm_tzcnt_64(unsigned long long __X)
+{
+ return __X ? __builtin_ctzll(__X) : 64;
+}
+
#endif /* __x86_64__ */
#undef __DEFAULT_FN_ATTRS
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