diff options
Diffstat (limited to 'sysdeps/i386/fpu/bits/mathinline.h')
| -rw-r--r-- | sysdeps/i386/fpu/bits/mathinline.h | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/sysdeps/i386/fpu/bits/mathinline.h b/sysdeps/i386/fpu/bits/mathinline.h index 9917316f7a..77b6cd5e51 100644 --- a/sysdeps/i386/fpu/bits/mathinline.h +++ b/sysdeps/i386/fpu/bits/mathinline.h @@ -39,36 +39,36 @@ better code. */ # define isgreater(x, y) \ ({ register char __result; \ - __asm__ ("fucomip; seta %%al" \ + __asm__ ("fucomip %%st(1), %%st; seta %%al" \ : "=a" (__result) : "u" (y), "t" (x) : "cc", "st"); \ __result; }) # define isgreaterequal(x, y) \ ({ register char __result; \ - __asm__ ("fucomip; setae %%al" \ + __asm__ ("fucomip %%st(1), %%st; setae %%al" \ : "=a" (__result) : "u" (y), "t" (x) : "cc", "st"); \ __result; }) # define isless(x, y) \ ({ register char __result; \ - __asm__ ("fucomip; setb %%al" \ - : "=a" (__result) : "u" (y), "t" (x) : "cc", "st"); \ + __asm__ ("fucomip %%st(1), %%st; seta %%al" \ + : "=a" (__result) : "u" (x), "t" (y) : "cc", "st"); \ __result; }) # define islessequal(x, y) \ ({ register char __result; \ - __asm__ ("fucomip; setbe %%al" \ - : "=a" (__result) : "u" (y), "t" (x) : "cc", "st"); \ + __asm__ ("fucomip %%st(1), %%st; setae %%al" \ + : "=a" (__result) : "u" (x), "t" (y) : "cc", "st"); \ __result; }) # define islessgreater(x, y) \ ({ register char __result; \ - __asm__ ("fucomip; setne %%al" \ + __asm__ ("fucomip %%st(1), %%st; setne %%al" \ : "=a" (__result) : "u" (y), "t" (x) : "cc", "st"); \ __result; }) # define isunordered(x, y) \ ({ register char __result; \ - __asm__ ("fucomip; setp %%al" \ + __asm__ ("fucomip %%st(1), %%st; setp %%al" \ : "=a" (__result) : "u" (y), "t" (x) : "cc", "st"); \ __result; }) # else @@ -87,14 +87,14 @@ # define isless(x, y) \ ({ register char __result; \ - __asm__ ("fucompp; fnstsw; sahf; setb %%al" \ - : "=a" (__result) : "u" (y), "t" (x) : "cc", "st", "st(1)"); \ + __asm__ ("fucompp; fnstsw; testb $0x45, %%ah; setz %%al" \ + : "=a" (__result) : "u" (x), "t" (y) : "cc", "st", "st(1)"); \ __result; }) # define islessequal(x, y) \ ({ register char __result; \ - __asm__ ("fucompp; fnstsw; sahf; setbe %%al" \ - : "=a" (__result) : "u" (y), "t" (x) : "cc", "st", "st(1)"); \ + __asm__ ("fucompp; fnstsw; testb $0x05, %%ah; setz %%al" \ + : "=a" (__result) : "u" (x), "t" (y) : "cc", "st", "st(1)"); \ __result; }) # define islessgreater(x, y) \ |