[libclc][NFC] Move key math headers to CLC (llvm#124739)

Author: frasercrmck

libclc/generic/include/config.h renamed to libclc/clc/include/clc/math/clc_subnormal_config.h

@@ -19,10 +19,14 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
+#ifndef __CLC_MATH_CLC_SUBNORMAL_CONFIG_H__
+#define __CLC_MATH_CLC_SUBNORMAL_CONFIG_H__
 
 #include <clc/clcfunc.h>
 
 _CLC_DECL bool __clc_subnormals_disabled();
 _CLC_DECL bool __clc_fp16_subnormals_supported();
 _CLC_DECL bool __clc_fp32_subnormals_supported();
 _CLC_DECL bool __clc_fp64_subnormals_supported();
+
+#endif // __CLC_MATH_CLC_SUBNORMAL_CONFIG_H__

libclc/generic/lib/math/math.h renamed to libclc/clc/include/clc/math/math.h

@@ -20,12 +20,12 @@
  * THE SOFTWARE.
  */
 
-#ifndef __CLC_MATH_H_
-#define __CLC_MATH_H_
+#ifndef __CLC_MATH_MATH_H__
+#define __CLC_MATH_MATH_H__
 
-#include "clc/clcfunc.h"
-#include "clc/as_type.h"
-#include "config.h"
+#include <clc/clc_as_type.h>
+#include <clc/clcfunc.h>
+#include <clc/math/clc_subnormal_config.h>
 
 #define SNAN 0x001
 #define QNAN 0x002
@@ -54,64 +54,64 @@ bool __attribute__((noinline)) __clc_runtime_has_hw_fma32(void);
 #define MATH_RECIP(X) (1.0f / (X))
 #define MATH_SQRT(X) sqrt(X)
 
-#define SIGNBIT_SP32      0x80000000
-#define EXSIGNBIT_SP32    0x7fffffff
-#define EXPBITS_SP32      0x7f800000
-#define MANTBITS_SP32     0x007fffff
-#define ONEEXPBITS_SP32   0x3f800000
-#define TWOEXPBITS_SP32   0x40000000
-#define HALFEXPBITS_SP32  0x3f000000
-#define IMPBIT_SP32       0x00800000
-#define QNANBITPATT_SP32  0x7fc00000
+#define SIGNBIT_SP32 0x80000000
+#define EXSIGNBIT_SP32 0x7fffffff
+#define EXPBITS_SP32 0x7f800000
+#define MANTBITS_SP32 0x007fffff
+#define ONEEXPBITS_SP32 0x3f800000
+#define TWOEXPBITS_SP32 0x40000000
+#define HALFEXPBITS_SP32 0x3f000000
+#define IMPBIT_SP32 0x00800000
+#define QNANBITPATT_SP32 0x7fc00000
 #define INDEFBITPATT_SP32 0xffc00000
-#define PINFBITPATT_SP32  0x7f800000
-#define NINFBITPATT_SP32  0xff800000
-#define EXPBIAS_SP32      127
+#define PINFBITPATT_SP32 0x7f800000
+#define NINFBITPATT_SP32 0xff800000
+#define EXPBIAS_SP32 127
 #define EXPSHIFTBITS_SP32 23
-#define BIASEDEMIN_SP32   1
-#define EMIN_SP32         -126
-#define BIASEDEMAX_SP32   254
-#define EMAX_SP32         127
-#define LAMBDA_SP32       1.0e30
-#define MANTLENGTH_SP32   24
-#define BASEDIGITS_SP32   7
+#define BIASEDEMIN_SP32 1
+#define EMIN_SP32 -126
+#define BIASEDEMAX_SP32 254
+#define EMAX_SP32 127
+#define LAMBDA_SP32 1.0e30
+#define MANTLENGTH_SP32 24
+#define BASEDIGITS_SP32 7
 
-_CLC_OVERLOAD _CLC_INLINE float __clc_flush_denormal_if_not_supported(float x)
-{
-	int ix = as_int(x);
-	if (!__clc_fp32_subnormals_supported() &&
-		((ix & EXPBITS_SP32) == 0) && ((ix & MANTBITS_SP32) != 0)) {
-		ix &= SIGNBIT_SP32;
-		x = as_float(ix);
-	}
-	return x;
+_CLC_OVERLOAD _CLC_INLINE float __clc_flush_denormal_if_not_supported(float x) {
+  int ix = __clc_as_int(x);
+  if (!__clc_fp32_subnormals_supported() && ((ix & EXPBITS_SP32) == 0) &&
+      ((ix & MANTBITS_SP32) != 0)) {
+    ix &= SIGNBIT_SP32;
+    x = __clc_as_float(ix);
+  }
+  return x;
 }
 
 #ifdef cl_khr_fp64
 
-#define SIGNBIT_DP64      0x8000000000000000L
-#define EXSIGNBIT_DP64    0x7fffffffffffffffL
-#define EXPBITS_DP64      0x7ff0000000000000L
-#define MANTBITS_DP64     0x000fffffffffffffL
-#define ONEEXPBITS_DP64   0x3ff0000000000000L
-#define TWOEXPBITS_DP64   0x4000000000000000L
-#define HALFEXPBITS_DP64  0x3fe0000000000000L
-#define IMPBIT_DP64       0x0010000000000000L
-#define QNANBITPATT_DP64  0x7ff8000000000000L
+#define SIGNBIT_DP64 0x8000000000000000L
+#define EXSIGNBIT_DP64 0x7fffffffffffffffL
+#define EXPBITS_DP64 0x7ff0000000000000L
+#define MANTBITS_DP64 0x000fffffffffffffL
+#define ONEEXPBITS_DP64 0x3ff0000000000000L
+#define TWOEXPBITS_DP64 0x4000000000000000L
+#define HALFEXPBITS_DP64 0x3fe0000000000000L
+#define IMPBIT_DP64 0x0010000000000000L
+#define QNANBITPATT_DP64 0x7ff8000000000000L
 #define INDEFBITPATT_DP64 0xfff8000000000000L
-#define PINFBITPATT_DP64  0x7ff0000000000000L
-#define NINFBITPATT_DP64  0xfff0000000000000L
-#define EXPBIAS_DP64      1023
+#define PINFBITPATT_DP64 0x7ff0000000000000L
+#define NINFBITPATT_DP64 0xfff0000000000000L
+#define EXPBIAS_DP64 1023
 #define EXPSHIFTBITS_DP64 52
-#define BIASEDEMIN_DP64   1
-#define EMIN_DP64         -1022
-#define BIASEDEMAX_DP64   2046 /* 0x7fe */
-#define EMAX_DP64         1023 /* 0x3ff */
-#define LAMBDA_DP64       1.0e300
-#define MANTLENGTH_DP64   53
-#define BASEDIGITS_DP64   15
+#define BIASEDEMIN_DP64 1
+#define EMIN_DP64 -1022
+#define BIASEDEMAX_DP64 2046 /* 0x7fe */
+#define EMAX_DP64 1023       /* 0x3ff */
+#define LAMBDA_DP64 1.0e300
+#define MANTLENGTH_DP64 53
+#define BASEDIGITS_DP64 15
 
 #endif // cl_khr_fp64
 
-#define ALIGNED(x)	__attribute__((aligned(x)))
-#endif // __CLC_MATH_H_
+#define ALIGNED(x) __attribute__((aligned(x)))
+
+#endif // __CLC_MATH_MATH_H__

libclc/generic/lib/math/tables.h renamed to libclc/clc/include/clc/math/tables.h

@@ -20,32 +20,30 @@
  * THE SOFTWARE.
  */
 
+#ifndef __CLC_MATH_TABLES_H__
+#define __CLC_MATH_TABLES_H__
+
 #include <clc/clctypes.h>
 
 #define TABLE_SPACE __constant
 
 #define TABLE_MANGLE(NAME) __clc_##NAME
 
-#define DECLARE_TABLE(TYPE,NAME,LENGTH) \
-    TABLE_SPACE TYPE NAME [ LENGTH ]
+#define DECLARE_TABLE(TYPE, NAME, LENGTH) TABLE_SPACE TYPE NAME[LENGTH]
 
-#define TABLE_FUNCTION(TYPE,TABLE,NAME) \
-    TYPE TABLE_MANGLE(NAME)(size_t idx) { \
-        return TABLE[idx]; \
-    }
+#define TABLE_FUNCTION(TYPE, TABLE, NAME)                                      \
+  TYPE TABLE_MANGLE(NAME)(size_t idx) { return TABLE[idx]; }
 
-#define TABLE_FUNCTION_DECL(TYPE, NAME) \
-    TYPE TABLE_MANGLE(NAME)(size_t idx);
+#define TABLE_FUNCTION_DECL(TYPE, NAME) TYPE TABLE_MANGLE(NAME)(size_t idx);
 
-#define USE_TABLE(NAME, IDX) \
-    TABLE_MANGLE(NAME)(IDX)
+#define USE_TABLE(NAME, IDX) TABLE_MANGLE(NAME)(IDX)
 
 TABLE_FUNCTION_DECL(float2, loge_tbl);
 TABLE_FUNCTION_DECL(float, log_inv_tbl);
 TABLE_FUNCTION_DECL(float2, log_inv_tbl_ep);
 TABLE_FUNCTION_DECL(float2, log2_tbl);
 TABLE_FUNCTION_DECL(float2, log10_tbl);
-TABLE_FUNCTION_DECL(uint4,  pibits_tbl);
+TABLE_FUNCTION_DECL(uint4, pibits_tbl);
 TABLE_FUNCTION_DECL(float2, sinhcosh_tbl);
 TABLE_FUNCTION_DECL(float2, cbrt_tbl);
 TABLE_FUNCTION_DECL(float, exp_tbl);
@@ -67,3 +65,5 @@ TABLE_FUNCTION_DECL(double2, powlog_tbl);
 TABLE_FUNCTION_DECL(double2, log_f_inv_tbl);
 
 #endif // cl_khr_fp64
+
+#endif // __CLC_MATH_TABLES_H__

libclc/clspv/lib/math/fma.cl

@@ -24,9 +24,9 @@
 // (__clc_sw_fma), but avoids the use of ulong in favor of uint2. The logic has
 // been updated as appropriate.
 
-#include "../../../generic/lib/math/math.h"
 #include <clc/clc.h>
 #include <clc/clcmacro.h>
+#include <clc/math/math.h>
 
 struct fp {
   uint2 mantissa;

libclc/clspv/lib/subnormal_config.cl

@@ -21,8 +21,7 @@
  */
 
 #include <clc/clc.h>
-
-#include "config.h"
+#include <clc/math/clc_subnormal_config.h>
 
 _CLC_DEF bool __clc_fp16_subnormals_supported() { return false; }
 

libclc/generic/include/math/clc_ldexp.h

@@ -1,3 +1,5 @@
+#include <clc/clcfunc.h>
+
 _CLC_DEF _CLC_OVERLOAD float __clc_ldexp(float, int);
 
 #ifdef cl_khr_fp64

libclc/generic/lib/math/acos.cl

@@ -19,10 +19,10 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
+
 #include <clc/clc.h>
 #include <clc/clcmacro.h>
-
-#include "math.h"
+#include <clc/math/math.h>
 
 _CLC_OVERLOAD _CLC_DEF float acos(float x) {
     // Computes arccos(x).

libclc/generic/lib/math/acosh.cl

@@ -20,11 +20,10 @@
  * THE SOFTWARE.
  */
 
+#include "ep_log.h"
 #include <clc/clc.h>
 #include <clc/clcmacro.h>
-
-#include "ep_log.h"
-#include "math.h"
+#include <clc/math/math.h>
 
 _CLC_OVERLOAD _CLC_DEF  float acosh(float x) {
     uint ux = as_uint(x);

libclc/generic/lib/math/acospi.cl

@@ -22,8 +22,7 @@
 
 #include <clc/clc.h>
 #include <clc/clcmacro.h>
-
-#include "math.h"
+#include <clc/math/math.h>
 
 _CLC_OVERLOAD _CLC_DEF float acospi(float x) {
     // Computes arccos(x).

libclc/generic/lib/math/asin.cl

@@ -22,8 +22,7 @@
 
 #include <clc/clc.h>
 #include <clc/clcmacro.h>
-
-#include "math.h"
+#include <clc/math/math.h>
 
 _CLC_OVERLOAD _CLC_DEF float asin(float x) {
     // Computes arcsin(x).