diff options
Diffstat (limited to 'sysdeps/ia64/fpu/e_expf.S')
| -rw-r--r-- | sysdeps/ia64/fpu/e_expf.S | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/sysdeps/ia64/fpu/e_expf.S b/sysdeps/ia64/fpu/e_expf.S index 8d620b6ffa..3dc0ba9bf6 100644 --- a/sysdeps/ia64/fpu/e_expf.S +++ b/sysdeps/ia64/fpu/e_expf.S @@ -1,7 +1,7 @@ .file "expf.s" -// Copyright (c) 2000 - 2002, Intel Corporation +// Copyright (c) 2000 - 2003, Intel Corporation // All rights reserved. // // Contributed 2000 by the Intel Numerics Group, Intel Corporation @@ -52,6 +52,7 @@ // 09/26/02 support of higher precision inputs added, underflow threshold // corrected // 11/15/02 Improved performance on Itanium 2, added possible over/under paths +// 05/30/03 Set inexact flag on unmasked overflow/underflow // // // API @@ -521,7 +522,7 @@ EXP_CERTAIN_OVERFLOW: } { .mfb mov GR_Parameter_TAG = 16 - fma.s.s0 FR_RESULT = fTmp, fTmp, f0 // Set I,O and +INF result + fma.s.s0 FR_RESULT = fTmp, fTmp, fTmp // Set I,O and +INF result br.cond.sptk __libm_error_region } ;; @@ -604,6 +605,13 @@ EXP_CERTAIN_UNDERFLOW: } ;; +{ .mfi + nop.m 0 + fmerge.se fTmp = fTmp, f64DivLn2 // Small with non-trial signif + nop.i 0 +} +;; + { .mfb nop.m 0 fma.s.s0 f8 = fTmp, fTmp, f0 // Set I,U, tiny (+0.0) result @@ -649,6 +657,7 @@ EXP_UNDERFLOW_ZERO: GLOBAL_IEEE754_END(expf) + LOCAL_LIBM_ENTRY(__libm_error_region) .prologue { .mfi |