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-rw-r--r--compiler-rt/lib/builtins/floatsidf.c63
1 files changed, 30 insertions, 33 deletions
diff --git a/compiler-rt/lib/builtins/floatsidf.c b/compiler-rt/lib/builtins/floatsidf.c
index 56ba903a6a2..ee4f05b8b10 100644
--- a/compiler-rt/lib/builtins/floatsidf.c
+++ b/compiler-rt/lib/builtins/floatsidf.c
@@ -17,43 +17,40 @@
#include "int_lib.h"
-COMPILER_RT_ABI fp_t
-__floatsidf(int a) {
-
- const int aWidth = sizeof a * CHAR_BIT;
-
- // Handle zero as a special case to protect clz
- if (a == 0)
- return fromRep(0);
-
- // All other cases begin by extracting the sign and absolute value of a
- rep_t sign = 0;
- if (a < 0) {
- sign = signBit;
- a = -a;
- }
-
- // Exponent of (fp_t)a is the width of abs(a).
- const int exponent = (aWidth - 1) - __builtin_clz(a);
- rep_t result;
-
- // Shift a into the significand field and clear the implicit bit. Extra
- // cast to unsigned int is necessary to get the correct behavior for
- // the input INT_MIN.
- const int shift = significandBits - exponent;
- result = (rep_t)(unsigned int)a << shift ^ implicitBit;
-
- // Insert the exponent
- result += (rep_t)(exponent + exponentBias) << significandBits;
- // Insert the sign bit and return
- return fromRep(result | sign);
+COMPILER_RT_ABI fp_t __floatsidf(int a) {
+
+ const int aWidth = sizeof a * CHAR_BIT;
+
+ // Handle zero as a special case to protect clz
+ if (a == 0)
+ return fromRep(0);
+
+ // All other cases begin by extracting the sign and absolute value of a
+ rep_t sign = 0;
+ if (a < 0) {
+ sign = signBit;
+ a = -a;
+ }
+
+ // Exponent of (fp_t)a is the width of abs(a).
+ const int exponent = (aWidth - 1) - __builtin_clz(a);
+ rep_t result;
+
+ // Shift a into the significand field and clear the implicit bit. Extra
+ // cast to unsigned int is necessary to get the correct behavior for
+ // the input INT_MIN.
+ const int shift = significandBits - exponent;
+ result = (rep_t)(unsigned int)a << shift ^ implicitBit;
+
+ // Insert the exponent
+ result += (rep_t)(exponent + exponentBias) << significandBits;
+ // Insert the sign bit and return
+ return fromRep(result | sign);
}
#if defined(__ARM_EABI__)
#if defined(COMPILER_RT_ARMHF_TARGET)
-AEABI_RTABI fp_t __aeabi_i2d(int a) {
- return __floatsidf(a);
-}
+AEABI_RTABI fp_t __aeabi_i2d(int a) { return __floatsidf(a); }
#else
AEABI_RTABI fp_t __aeabi_i2d(int a) COMPILER_RT_ALIAS(__floatsidf);
#endif
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