Move abi bits to separate header. Force AAPCS for EABI in accordance with ARM RTABI.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@129769 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/subdf3.c b/lib/subdf3.c
index d9ed494..825e3c6 100644
--- a/lib/subdf3.c
+++ b/lib/subdf3.c
@@ -11,19 +11,19 @@
 // IEEE-754 default rounding (to nearest, ties to even).
 //
 //===----------------------------------------------------------------------===//
+#include "abi.h"
 
 #define DOUBLE_PRECISION
 #include "fp_lib.h"
 
-#include "int_lib.h"
-
-fp_t __adddf3(fp_t a, fp_t b);
+fp_t COMPILER_RT_ABI __adddf3(fp_t a, fp_t b);
 
 
 ARM_EABI_FNALIAS(dsub, subdf3);
 
 // Subtraction; flip the sign bit of b and add.
-fp_t __subdf3(fp_t a, fp_t b) {
+COMPILER_RT_ABI fp_t
+__subdf3(fp_t a, fp_t b) {
     return __adddf3(a, fromRep(toRep(b) ^ signBit));
 }