diff options
Diffstat (limited to 'sysdeps/i386/fpu/e_expl.S')
| -rw-r--r-- | sysdeps/i386/fpu/e_expl.S | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/sysdeps/i386/fpu/e_expl.S b/sysdeps/i386/fpu/e_expl.S index af339f0ff4..5917f574b1 100644 --- a/sysdeps/i386/fpu/e_expl.S +++ b/sysdeps/i386/fpu/e_expl.S @@ -130,9 +130,20 @@ ENTRY(IEEE754_EXPL) #endif 3: FLDLOG /* 1 log2(base) */ fmul %st(1), %st /* 1 x log2(base) */ + /* Set round-to-nearest temporarily. */ + subl $8, %esp + cfi_adjust_cfa_offset (8) + fstcw 4(%esp) + movl $0xf3ff, %edx + andl 4(%esp), %edx + movl %edx, (%esp) + fldcw (%esp) frndint /* 1 i */ fld %st(1) /* 2 x */ frndint /* 2 xi */ + fldcw 4(%esp) + addl $8, %esp + cfi_adjust_cfa_offset (-8) fld %st(1) /* 3 i */ fldt MO(c0) /* 4 c0 */ fld %st(2) /* 5 xi */ |