From 6f064efa4c28e8f026d1bd07cfe49add44d085aa Mon Sep 17 00:00:00 2001 From: Geoff Keating Date: Thu, 6 Dec 2001 23:41:33 +0000 Subject: * sysdeps/powerpc/Makefile (sysdep_routines): Don't build the fpr save/restore functions here. (libm-support): Don't define these functions here. * sysdeps/powerpc/fpu/Makefile: Build the fpr save/restore functions here. * sysdeps/powerpc/fe_nomask.c: Move to... * sysdeps/powerpc/fpu/fe_nomask.c: ... here. * sysdeps/powerpc/fprrest.S: Move to... * sysdeps/powerpc/fpu/fprrest.S: ... here. * sysdeps/powerpc/fprsave.S: Move to... * sysdeps/powerpc/fpu/fprsave.S: ... here. 2001-12-06 Geoff Keating * sysdeps/powerpc/Makefile (sysdep_routines): Don't build the fpr save/restore functions here. (libm-support): Don't define these functions here. * sysdeps/powerpc/fpu/Makefile: Build the fpr save/restore functions here. * sysdeps/powerpc/fe_nomask.c: Move to... * sysdeps/powerpc/fpu/fe_nomask.c: ... here. * sysdeps/powerpc/fprrest.S: Move to... * sysdeps/powerpc/fpu/fprrest.S: ... here. * sysdeps/powerpc/fprsave.S: Move to... * sysdeps/powerpc/fpu/fprsave.S: ... here. --- sysdeps/powerpc/fpu/Makefile | 3 ++ sysdeps/powerpc/fpu/fe_nomask.c | 32 ++++++++++++++ sysdeps/powerpc/fpu/fprrest.S | 94 +++++++++++++++++++++++++++++++++++++++++ sysdeps/powerpc/fpu/fprsave.S | 93 ++++++++++++++++++++++++++++++++++++++++ 4 files changed, 222 insertions(+) create mode 100644 sysdeps/powerpc/fpu/fe_nomask.c create mode 100644 sysdeps/powerpc/fpu/fprrest.S create mode 100644 sysdeps/powerpc/fpu/fprsave.S (limited to 'sysdeps/powerpc/fpu') diff --git a/sysdeps/powerpc/fpu/Makefile b/sysdeps/powerpc/fpu/Makefile index bf2ed92e7b..391cf3caf9 100644 --- a/sysdeps/powerpc/fpu/Makefile +++ b/sysdeps/powerpc/fpu/Makefile @@ -1,3 +1,6 @@ ifeq ($(subdir),math) libm-support += fenv_const fe_nomask t_sqrt endif +ifeq ($(subdir),misc) +sysdep_routines += fprsave fprrest +endif diff --git a/sysdeps/powerpc/fpu/fe_nomask.c b/sysdeps/powerpc/fpu/fe_nomask.c new file mode 100644 index 0000000000..ba45d85709 --- /dev/null +++ b/sysdeps/powerpc/fpu/fe_nomask.c @@ -0,0 +1,32 @@ +/* Procedure definition for FE_NOMASK_ENV. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include + +/* This is presently a stub, until it's decided how the kernels should + support this. */ + +const fenv_t * +__fe_nomask_env(void) +{ + __set_errno (ENOSYS); + return FE_ENABLED_ENV; +} +stub_warning (__fe_nomask_env) diff --git a/sysdeps/powerpc/fpu/fprrest.S b/sysdeps/powerpc/fpu/fprrest.S new file mode 100644 index 0000000000..42317809eb --- /dev/null +++ b/sysdeps/powerpc/fpu/fprrest.S @@ -0,0 +1,94 @@ +/* Copyright (C) 2000, 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* + Floating Point Registers (FPRs) restore routine +*/ + +#include + +ENTRY(_restfpr_all) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf14) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_14) +C_TEXT(_restf14): +C_TEXT(_restfpr_14): lfd fp14,-144(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf15) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_15) +C_TEXT(_restf15): +C_TEXT(_restfpr_15): lfd fp15,-136(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf16) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_16) +C_TEXT(_restf16): +C_TEXT(_restfpr_16): lfd fp16,-128(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf17) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_17) +C_TEXT(_restf17): +C_TEXT(_restfpr_17): lfd fp17,-120(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf18) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_18) +C_TEXT(_restf18): +C_TEXT(_restfpr_18): lfd fp18,-112(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf19) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_19) +C_TEXT(_restf19): +C_TEXT(_restfpr_19): lfd fp19,-104(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf20) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_20) +C_TEXT(_restf20): +C_TEXT(_restfpr_20): lfd fp20,-96(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf21) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_21) +C_TEXT(_restf21): +C_TEXT(_restfpr_21): lfd fp21,-88(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf22) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_22) +C_TEXT(_restf22): +C_TEXT(_restfpr_22): lfd fp22,-80(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf23) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_23) +C_TEXT(_restf23): +C_TEXT(_restfpr_23): lfd fp23,-72(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf24) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_24) +C_TEXT(_restf24): +C_TEXT(_restfpr_24): lfd fp24,-64(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf25) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_25) +C_TEXT(_restf25): +C_TEXT(_restfpr_25): lfd fp25,-56(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf26) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_26) +C_TEXT(_restf26): +C_TEXT(_restfpr_26): lfd fp26,-48(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf27) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_27) +C_TEXT(_restf27): +C_TEXT(_restfpr_27): lfd fp27,-40(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf28) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_28) +C_TEXT(_restf28): +C_TEXT(_restfpr_28): lfd fp28,-32(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restf29) + ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_29) +C_TEXT(_restf29): +C_TEXT(_restfpr_29): lwz r0,8(r1) #get return address from frame + lfd fp29,-24(r1) #restore f29 + mtlr r0 #move return address to LR + lfd fp30,-16(r1) #restore f30 + lfd fp31,-8(r1) #restore f31 + blr #return diff --git a/sysdeps/powerpc/fpu/fprsave.S b/sysdeps/powerpc/fpu/fprsave.S new file mode 100644 index 0000000000..d7bc1ab7dc --- /dev/null +++ b/sysdeps/powerpc/fpu/fprsave.S @@ -0,0 +1,93 @@ +/* Copyright (C) 2000, 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* + Floating Point Registers (FPRs) save routine +*/ + +#include + +ENTRY(_savefpr_all) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef14) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_14) +C_TEXT(_savef14): +C_TEXT(_savefpr_14): stfd fp14,-144(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef15) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_15) +C_TEXT(_savef15): +C_TEXT(_savefpr_15): stfd fp15,-136(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef16) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_16) +C_TEXT(_savef16): +C_TEXT(_savefpr_16): stfd fp16,-128(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef17) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_17) +C_TEXT(_savef17): +C_TEXT(_savefpr_17): stfd fp17,-120(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef18) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_18) +C_TEXT(_savef18): +C_TEXT(_savefpr_18): stfd fp18,-112(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef19) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_19) +C_TEXT(_savef19): +C_TEXT(_savefpr_19): stfd fp19,-104(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef20) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_20) +C_TEXT(_savef20): +C_TEXT(_savefpr_20): stfd fp20,-96(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef21) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_21) +C_TEXT(_savef21): +C_TEXT(_savefpr_21): stfd fp21,-88(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef22) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_22) +C_TEXT(_savef22): +C_TEXT(_savefpr_22): stfd fp22,-80(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef23) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_23) +C_TEXT(_savef23): +C_TEXT(_savefpr_23): stfd fp23,-72(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef24) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_24) +C_TEXT(_savef24): +C_TEXT(_savefpr_24): stfd fp24,-64(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef25) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_25) +C_TEXT(_savef25): +C_TEXT(_savefpr_25): stfd fp25,-56(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef26) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_26) +C_TEXT(_savef26): +C_TEXT(_savefpr_26): stfd fp26,-48(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef27) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_27) +C_TEXT(_savef27): +C_TEXT(_savefpr_27): stfd fp27,-40(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef28) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_28) +C_TEXT(_savef28): +C_TEXT(_savefpr_28): stfd fp28,-32(r1) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savef29) + ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_29) +C_TEXT(_savef29): +C_TEXT(_savefpr_29): stfd fp29,-24(r1) #save f29 + stfd fp30,-16(r1) #save f30 + stfd fp31,-8(r1) #save f31 + stw r0,8(r1) #save LR in callers frame + blr #return -- cgit v1.2.3