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Diffstat (limited to 'arch/x86/math-emu/reg_convert.c')
-rw-r--r--arch/x86/math-emu/reg_convert.c59
1 files changed, 26 insertions, 33 deletions
diff --git a/arch/x86/math-emu/reg_convert.c b/arch/x86/math-emu/reg_convert.c
index 45a25875270..afd31b31000 100644
--- a/arch/x86/math-emu/reg_convert.c
+++ b/arch/x86/math-emu/reg_convert.c
@@ -13,41 +13,34 @@
#include "exception.h"
#include "fpu_emu.h"
-
-int FPU_to_exp16(FPU_REG const *a, FPU_REG *x)
+int FPU_to_exp16(FPU_REG const *a, FPU_REG * x)
{
- int sign = getsign(a);
-
- *(long long *)&(x->sigl) = *(const long long *)&(a->sigl);
-
- /* Set up the exponent as a 16 bit quantity. */
- setexponent16(x, exponent(a));
-
- if ( exponent16(x) == EXP_UNDER )
- {
- /* The number is a de-normal or pseudodenormal. */
- /* We only deal with the significand and exponent. */
-
- if (x->sigh & 0x80000000)
- {
- /* Is a pseudodenormal. */
- /* This is non-80486 behaviour because the number
- loses its 'denormal' identity. */
- addexponent(x, 1);
- }
- else
- {
- /* Is a denormal. */
- addexponent(x, 1);
- FPU_normalize_nuo(x);
+ int sign = getsign(a);
+
+ *(long long *)&(x->sigl) = *(const long long *)&(a->sigl);
+
+ /* Set up the exponent as a 16 bit quantity. */
+ setexponent16(x, exponent(a));
+
+ if (exponent16(x) == EXP_UNDER) {
+ /* The number is a de-normal or pseudodenormal. */
+ /* We only deal with the significand and exponent. */
+
+ if (x->sigh & 0x80000000) {
+ /* Is a pseudodenormal. */
+ /* This is non-80486 behaviour because the number
+ loses its 'denormal' identity. */
+ addexponent(x, 1);
+ } else {
+ /* Is a denormal. */
+ addexponent(x, 1);
+ FPU_normalize_nuo(x);
+ }
}
- }
- if ( !(x->sigh & 0x80000000) )
- {
- EXCEPTION(EX_INTERNAL | 0x180);
- }
+ if (!(x->sigh & 0x80000000)) {
+ EXCEPTION(EX_INTERNAL | 0x180);
+ }
- return sign;
+ return sign;
}
-