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package/uclibc: PPC fix e500 fenv support
Problem found via Buildroot autobuilders, seems to be some
bitrotting code. Tested with qemu_ppc_mpc8544ds_defconfig
and a hard-float toolchain.
Fixes:
- https://autobuild.buildroot.net/results/464/46448883b1682718aeff066d204349d8e9a3b1d1/
- https://gitlab.com/buildroot.org/buildroot/-/jobs/15969219363
Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
[Julien: add link to CI build failure]
Signed-off-by: Julien Olivain <ju.o@free.fr>
(cherry picked from commit 5795000c25)
Signed-off-by: Titouan Christophe <titouan.christophe@mind.be>
This commit is contained in:
Waldemar Brodkorb
committed by
Titouan Christophe
Titouan Christophe
parent
848e36f65b
commit
b1b2c3f00a
237
package/uclibc/0002-ppc-fix-e500-fenv-support.patch
Normal file
237
package/uclibc/0002-ppc-fix-e500-fenv-support.patch
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@@ -0,0 +1,237 @@
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From dff69277d71965cff0a757a030e03994a4a83aa6 Mon Sep 17 00:00:00 2001
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From: Waldemar Brodkorb <wbx@openadk.org>
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Date: Tue, 18 Aug 2026 06:02:54 +0200
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Subject: [PATCH] ppc: fix e500 fenv support
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Upstream: https://gogs.waldemar-brodkorb.de/oss/uclibc-ng/commit/dff69277d71965cff0a757a030e03994a4a83aa6
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Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
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---
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libm/powerpc/e500/fpu/fclrexcpt.c | 1 -
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libm/powerpc/e500/fpu/fe_nomask.c | 1 -
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libm/powerpc/e500/fpu/fedisblxcpt.c | 1 -
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libm/powerpc/e500/fpu/feenablxcpt.c | 1 -
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libm/powerpc/e500/fpu/fegetenv.c | 1 -
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libm/powerpc/e500/fpu/fegetexcept.c | 1 -
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libm/powerpc/e500/fpu/fegetround.c | 1 -
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libm/powerpc/e500/fpu/feholdexcpt.c | 2 --
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libm/powerpc/e500/fpu/fenv_const.c | 1 -
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libm/powerpc/e500/fpu/fesetenv.c | 5 +----
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libm/powerpc/e500/fpu/fesetround.c | 2 --
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libm/powerpc/e500/fpu/feupdateenv.c | 1 -
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libm/powerpc/e500/fpu/fgetexcptflg.c | 1 -
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libm/powerpc/e500/fpu/fraiseexcpt.c | 3 ---
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libm/powerpc/e500/fpu/fsetexcptflg.c | 1 -
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libm/powerpc/e500/fpu/ftestexcept.c | 1 -
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16 files changed, 1 insertion(+), 23 deletions(-)
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diff --git a/libm/powerpc/e500/fpu/fclrexcpt.c b/libm/powerpc/e500/fpu/fclrexcpt.c
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index 805aaa487..02dc4bcf8 100644
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--- a/libm/powerpc/e500/fpu/fclrexcpt.c
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+++ b/libm/powerpc/e500/fpu/fclrexcpt.c
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@@ -1,6 +1,5 @@
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/* Clear given exceptions in current floating-point environment.
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Copyright (C) 2004 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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diff --git a/libm/powerpc/e500/fpu/fe_nomask.c b/libm/powerpc/e500/fpu/fe_nomask.c
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index d5915165c..fe709803d 100644
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--- a/libm/powerpc/e500/fpu/fe_nomask.c
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+++ b/libm/powerpc/e500/fpu/fe_nomask.c
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@@ -1,6 +1,5 @@
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/* Procedure definition for FE_NOMASK_ENV.
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Copyright (C) 1997 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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diff --git a/libm/powerpc/e500/fpu/fedisblxcpt.c b/libm/powerpc/e500/fpu/fedisblxcpt.c
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index 0700f4577..0a54df6fb 100644
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--- a/libm/powerpc/e500/fpu/fedisblxcpt.c
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+++ b/libm/powerpc/e500/fpu/fedisblxcpt.c
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@@ -1,6 +1,5 @@
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/* Disable floating-point exceptions.
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Copyright (C) 2004 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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Contributed by Aldy Hernandez <aldyh@redhat.com>, 2004.
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The GNU C Library is free software; you can redistribute it and/or
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diff --git a/libm/powerpc/e500/fpu/feenablxcpt.c b/libm/powerpc/e500/fpu/feenablxcpt.c
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index 9f03181f4..bc1c30a83 100644
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--- a/libm/powerpc/e500/fpu/feenablxcpt.c
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+++ b/libm/powerpc/e500/fpu/feenablxcpt.c
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@@ -1,6 +1,5 @@
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/* Enable floating-point exceptions.
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Copyright (C) 2004 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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Contributed by Aldy Hernandez <aldyh@redhat.com>, 2004.
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The GNU C Library is free software; you can redistribute it and/or
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diff --git a/libm/powerpc/e500/fpu/fegetenv.c b/libm/powerpc/e500/fpu/fegetenv.c
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index c1a914dc3..934ac92e9 100644
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--- a/libm/powerpc/e500/fpu/fegetenv.c
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+++ b/libm/powerpc/e500/fpu/fegetenv.c
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@@ -1,7 +1,6 @@
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/* Store current floating-point environment.
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Copyright (C) 2004 Free Software Foundation, Inc.
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Contributed by Aldy Hernandez <aldyh@redhat.com>, 2004
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- This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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diff --git a/libm/powerpc/e500/fpu/fegetexcept.c b/libm/powerpc/e500/fpu/fegetexcept.c
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index bf0215d62..b932f8036 100644
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--- a/libm/powerpc/e500/fpu/fegetexcept.c
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+++ b/libm/powerpc/e500/fpu/fegetexcept.c
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@@ -1,6 +1,5 @@
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/* Get floating-point exceptions.
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Copyright (C) 2004 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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Contributed by Aldy Hernandez <aldyh@redhat.com>, 2004.
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The GNU C Library is free software; you can redistribute it and/or
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diff --git a/libm/powerpc/e500/fpu/fegetround.c b/libm/powerpc/e500/fpu/fegetround.c
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index f501c6ce8..7b54ead30 100644
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--- a/libm/powerpc/e500/fpu/fegetround.c
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+++ b/libm/powerpc/e500/fpu/fegetround.c
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@@ -1,6 +1,5 @@
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/* Return current rounding direction.
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Copyright (C) 2004 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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Contributed by Aldy Hernandez <aldyh@redhat.com>, 2004.
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The GNU C Library is free software; you can redistribute it and/or
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diff --git a/libm/powerpc/e500/fpu/feholdexcpt.c b/libm/powerpc/e500/fpu/feholdexcpt.c
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index edeb2cf81..2b0c4ca4c 100644
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--- a/libm/powerpc/e500/fpu/feholdexcpt.c
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+++ b/libm/powerpc/e500/fpu/feholdexcpt.c
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@@ -1,6 +1,5 @@
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/* Store current floating-point environment and clear exceptions.
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Copyright (C) 2004, 2006 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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Contributed by Aldy Hernandez <aldyh@redhat.com>, 2004.
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The GNU C Library is free software; you can redistribute it and/or
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@@ -41,4 +40,3 @@ feholdexcept (fenv_t *envp)
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return 0;
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}
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-libm_hidden_def (feholdexcept)
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diff --git a/libm/powerpc/e500/fpu/fenv_const.c b/libm/powerpc/e500/fpu/fenv_const.c
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index 3c9f5578a..cfbff0793 100644
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--- a/libm/powerpc/e500/fpu/fenv_const.c
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+++ b/libm/powerpc/e500/fpu/fenv_const.c
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@@ -1,6 +1,5 @@
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/* Constants for fenv_bits.h.
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Copyright (C) 2004 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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Contributed by Aldy Hernandez <aldyh@redhat.com>, 2004.
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The GNU C Library is free software; you can redistribute it and/or
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diff --git a/libm/powerpc/e500/fpu/fesetenv.c b/libm/powerpc/e500/fpu/fesetenv.c
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index 392e0c0bf..28d113959 100644
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--- a/libm/powerpc/e500/fpu/fesetenv.c
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+++ b/libm/powerpc/e500/fpu/fesetenv.c
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@@ -1,6 +1,5 @@
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/* Install given floating-point environment.
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Copyright (C) 1997,99,2000,01,02 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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@@ -21,7 +20,7 @@
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#include <sys/prctl.h>
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int
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-__fesetenv (const fenv_t *envp)
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+fesetenv (const fenv_t *envp)
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{
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fenv_union_t u;
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INTERNAL_SYSCALL_DECL (err);
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@@ -33,5 +32,3 @@ __fesetenv (const fenv_t *envp)
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/* Success. */
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return 0;
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}
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-
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-libm_hidden_ver (__fesetenv, fesetenv)
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diff --git a/libm/powerpc/e500/fpu/fesetround.c b/libm/powerpc/e500/fpu/fesetround.c
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index 783541d5b..800a8a4d2 100644
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--- a/libm/powerpc/e500/fpu/fesetround.c
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+++ b/libm/powerpc/e500/fpu/fesetround.c
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@@ -1,6 +1,5 @@
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/* Set current rounding direction.
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Copyright (C) 2004, 2006 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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Contributed by Aldy Hernandez <aldyh@redhat.com>, 2004.
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The GNU C Library is free software; you can redistribute it and/or
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@@ -33,4 +32,3 @@ fesetround (int round)
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return 0;
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}
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-libm_hidden_def (fesetround)
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diff --git a/libm/powerpc/e500/fpu/feupdateenv.c b/libm/powerpc/e500/fpu/feupdateenv.c
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index 47f316318..6c1f8941c 100644
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--- a/libm/powerpc/e500/fpu/feupdateenv.c
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+++ b/libm/powerpc/e500/fpu/feupdateenv.c
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@@ -1,6 +1,5 @@
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/* Install given floating-point environment and raise exceptions.
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Copyright (C) 2004 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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Contributed by Aldy Hernandez <aldyh@redhat.com>, 2004.
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The GNU C Library is free software; you can redistribute it and/or
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diff --git a/libm/powerpc/e500/fpu/fgetexcptflg.c b/libm/powerpc/e500/fpu/fgetexcptflg.c
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index d27356574..d4847ef6d 100644
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--- a/libm/powerpc/e500/fpu/fgetexcptflg.c
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+++ b/libm/powerpc/e500/fpu/fgetexcptflg.c
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@@ -1,6 +1,5 @@
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/* Store current representation for exceptions.
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Copyright (C) 2004 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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Contributed by Aldy Hernandez <aldyh@redhat.com>, 2004.
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The GNU C Library is free software; you can redistribute it and/or
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diff --git a/libm/powerpc/e500/fpu/fraiseexcpt.c b/libm/powerpc/e500/fpu/fraiseexcpt.c
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index 0c92b2868..43025fe25 100644
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--- a/libm/powerpc/e500/fpu/fraiseexcpt.c
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+++ b/libm/powerpc/e500/fpu/fraiseexcpt.c
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@@ -1,6 +1,5 @@
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/* Raise given exceptions.
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Copyright (C) 2004, 2006 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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Contributed by Aldy Hernandez <aldyh@redhat.com>, 2004.
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The GNU C Library is free software; you can redistribute it and/or
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@@ -24,5 +23,3 @@
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#define __FERAISEEXCEPT_INTERNAL feraiseexcept
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#include "../spe-raise.c"
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-
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-libm_hidden_def (feraiseexcept)
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diff --git a/libm/powerpc/e500/fpu/fsetexcptflg.c b/libm/powerpc/e500/fpu/fsetexcptflg.c
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index 11ea89f16..2fde513a0 100644
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--- a/libm/powerpc/e500/fpu/fsetexcptflg.c
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+++ b/libm/powerpc/e500/fpu/fsetexcptflg.c
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@@ -1,6 +1,5 @@
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/* Set floating-point environment exception handling.
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Copyright (C) 1997,99,2000,01,04 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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diff --git a/libm/powerpc/e500/fpu/ftestexcept.c b/libm/powerpc/e500/fpu/ftestexcept.c
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index 55f752b25..2c082f509 100644
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--- a/libm/powerpc/e500/fpu/ftestexcept.c
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+++ b/libm/powerpc/e500/fpu/ftestexcept.c
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@@ -1,6 +1,5 @@
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/* Test exception in current environment.
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Copyright (C) 2004 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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Contributed by Aldy Hernandez <aldyh@redhat.com>, 2004.
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The GNU C Library is free software; you can redistribute it and/or
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--
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2.47.3
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