lib: Finish int_math.h definitions using compiler builtins and eliminate

implementation use of <math.h>.

llvm-svn: 144786

1 files changed, 22 insertions, 0 deletions

diff --git a/compiler-rt/lib/int_math.h b/compiler-rt/lib/int_math.h
index 856889d8654..b472f1a962e 100644
--- a/compiler-rt/lib/int_math.h
+++ b/compiler-rt/lib/int_math.h
@@ -21,8 +21,30 @@
 #ifndef INT_MATH_H
 #define INT_MATH_H
 
+#define CRT_INFINITY __builtin_huge_valf()
+
 #define crt_isfinite(x) __builtin_isfinite((x))
 #define crt_isinf(x) __builtin_isinf((x))
 #define crt_isnan(x) __builtin_isnan((x))
 
+#define crt_copysign(x, y) __builtin_copysign((x), (y))
+#define crt_copysignf(x, y) __builtin_copysignf((x), (y))
+#define crt_copysignl(x, y) __builtin_copysignl((x), (y))
+
+#define crt_fabs(x) __builtin_fabs((x))
+#define crt_fabsf(x) __builtin_fabsf((x))
+#define crt_fabsl(x) __builtin_fabsl((x))
+
+#define crt_fmax(x, y) __builtin_fmax((x), (y))
+#define crt_fmaxf(x, y) __builtin_fmaxf((x), (y))
+#define crt_fmaxl(x, y) __builtin_fmaxl((x), (y))
+
+#define crt_logb(x) __builtin_logb((x))
+#define crt_logbf(x) __builtin_logbf((x))
+#define crt_logbl(x) __builtin_logbl((x))
+
+#define crt_scalbn(x, y) __builtin_scalbn((x), (y))
+#define crt_scalbnf(x, y) __builtin_scalbnf((x), (y))
+#define crt_scalbnl(x, y) __builtin_scalbnl((x), (y))
+
 #endif /* INT_MATH_H */