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| author | Ulrich Drepper <drepper@redhat.com> | 2005-03-31 10:02:53 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2005-03-31 10:02:53 +0000 |
| commit | ee6189855aab3a9be8f3c2d95ce2b2cd17db4ec2 (patch) | |
| tree | cf3e2fe1f9be5b358033fd927a0bd922542e04a1 /sysdeps/ia64/fpu/e_exp.S | |
| parent | 4d6302cf51b16a129addf7687c91490c40a7225c (diff) | |
| download | glibc-ee6189855aab3a9be8f3c2d95ce2b2cd17db4ec2.tar glibc-ee6189855aab3a9be8f3c2d95ce2b2cd17db4ec2.tar.gz glibc-ee6189855aab3a9be8f3c2d95ce2b2cd17db4ec2.tar.bz2 glibc-ee6189855aab3a9be8f3c2d95ce2b2cd17db4ec2.zip | |
* sysdeps/unix/sysv/linux/x86_64/getcontext.S: Use functionally
equivalent, but shorter instructions.
* sysdeps/unix/sysv/linux/x86_64/sysdep.h: Likewise.
* sysdeps/unix/sysv/linux/x86_64/setcontext.S: Likewise.
* sysdeps/unix/sysv/linux/x86_64/clone.S: Likewise.
* sysdeps/unix/sysv/linux/x86_64/swapcontext.S: Likewise.
* sysdeps/unix/x86_64/sysdep.S: Likewise.
* sysdeps/x86_64/strchr.S: Likewise.
* sysdeps/x86_64/memset.S: Likewise.
* sysdeps/x86_64/strcspn.S: Likewise.
* sysdeps/x86_64/strcmp.S: Likewise.
* sysdeps/x86_64/elf/start.S: Likewise.
* sysdeps/x86_64/strspn.S: Likewise.
* sysdeps/x86_64/dl-machine.h: Likewise.
* sysdeps/x86_64/bsd-_setjmp.S: Likewise.
* sysdeps/x86_64/bsd-setjmp.S: Likewise.
* sysdeps/x86_64/strtok.S: Likewise.
Diffstat (limited to 'sysdeps/ia64/fpu/e_exp.S')
| -rw-r--r-- | sysdeps/ia64/fpu/e_exp.S | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/sysdeps/ia64/fpu/e_exp.S b/sysdeps/ia64/fpu/e_exp.S index 5ae8afeb99..d22fd18b77 100644 --- a/sysdeps/ia64/fpu/e_exp.S +++ b/sysdeps/ia64/fpu/e_exp.S @@ -1,7 +1,7 @@ .file "exp.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 @@ // 05/20/02 Cleaned up namespace and sf0 syntax // 09/07/02 Force inexact flag // 11/15/02 Split underflow path into zero/nonzero; eliminated fma in main path +// 05/30/03 Set inexact flag on unmasked overflow/underflow // API //============================================================== @@ -602,7 +603,7 @@ EXP_CERTAIN_OVERFLOW: } { .mfb mov GR_Parameter_TAG = 14 - fma.d.s0 FR_RESULT = fTmp, fTmp, f0 // Set I,O and +INF result + fma.d.s0 FR_RESULT = fTmp, fTmp, fTmp // Set I,O and +INF result br.cond.sptk __libm_error_region } ;; @@ -685,6 +686,13 @@ EXP_CERTAIN_UNDERFLOW: } ;; +{ .mfi + nop.m 0 + fmerge.se fTmp = fTmp, fLn2_by_128_lo // Small with signif lsb 1 + nop.i 0 +} +;; + { .mfb nop.m 0 fma.d.s0 f8 = fTmp, fTmp, f0 // Set I,U, tiny (+0.0) result @@ -730,6 +738,7 @@ EXP_UNDERFLOW_ZERO: GLOBAL_IEEE754_END(exp) + LOCAL_LIBM_ENTRY(__libm_error_region) .prologue { .mfi |