diff options
Diffstat (limited to 'sysdeps/powerpc/powerpc32/fpu')
-rw-r--r-- | sysdeps/powerpc/powerpc32/fpu/Makefile | 3 | ||||
-rw-r--r-- | sysdeps/powerpc/powerpc32/fpu/__longjmp.S | 74 | ||||
-rw-r--r-- | sysdeps/powerpc/powerpc32/fpu/fprrest.S | 94 | ||||
-rw-r--r-- | sysdeps/powerpc/powerpc32/fpu/fprsave.S | 93 | ||||
-rw-r--r-- | sysdeps/powerpc/powerpc32/fpu/s_copysign.S | 50 | ||||
-rw-r--r-- | sysdeps/powerpc/powerpc32/fpu/s_copysignf.S | 1 | ||||
-rw-r--r-- | sysdeps/powerpc/powerpc32/fpu/setjmp.S | 73 |
7 files changed, 388 insertions, 0 deletions
diff --git a/sysdeps/powerpc/powerpc32/fpu/Makefile b/sysdeps/powerpc/powerpc32/fpu/Makefile new file mode 100644 index 0000000000..e05073970d --- /dev/null +++ b/sysdeps/powerpc/powerpc32/fpu/Makefile @@ -0,0 +1,3 @@ +ifeq ($(subdir),misc) +sysdep_routines += fprsave fprrest +endif diff --git a/sysdeps/powerpc/powerpc32/fpu/__longjmp.S b/sysdeps/powerpc/powerpc32/fpu/__longjmp.S new file mode 100644 index 0000000000..7b2dc26cb8 --- /dev/null +++ b/sysdeps/powerpc/powerpc32/fpu/__longjmp.S @@ -0,0 +1,74 @@ +/* longjmp for PowerPC. + Copyright (C) 1995, 1996, 1997, 1999, 2000 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 <sysdep.h> +#define _ASM +#define _SETJMP_H +#include <bits/setjmp.h> +#include <bp-sym.h> +#include <bp-asm.h> + +ENTRY (BP_SYM (__longjmp)) + CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) + + lwz r1,(JB_GPR1*4)(r3) + lwz r2,(JB_GPR2*4)(r3) + lwz r0,(JB_LR*4)(r3) + lwz r14,((JB_GPRS+0)*4)(r3) + lfd fp14,((JB_FPRS+0*2)*4)(r3) + lwz r15,((JB_GPRS+1)*4)(r3) + lfd fp15,((JB_FPRS+1*2)*4)(r3) + lwz r16,((JB_GPRS+2)*4)(r3) + lfd fp16,((JB_FPRS+2*2)*4)(r3) + lwz r17,((JB_GPRS+3)*4)(r3) + lfd fp17,((JB_FPRS+3*2)*4)(r3) + lwz r18,((JB_GPRS+4)*4)(r3) + lfd fp18,((JB_FPRS+4*2)*4)(r3) + lwz r19,((JB_GPRS+5)*4)(r3) + lfd fp19,((JB_FPRS+5*2)*4)(r3) + lwz r20,((JB_GPRS+6)*4)(r3) + lfd fp20,((JB_FPRS+6*2)*4)(r3) + mtlr r0 + lwz r21,((JB_GPRS+7)*4)(r3) + lfd fp21,((JB_FPRS+7*2)*4)(r3) + lwz r22,((JB_GPRS+8)*4)(r3) + lfd fp22,((JB_FPRS+8*2)*4)(r3) + lwz r0,(JB_CR*4)(r3) + lwz r23,((JB_GPRS+9)*4)(r3) + lfd fp23,((JB_FPRS+9*2)*4)(r3) + lwz r24,((JB_GPRS+10)*4)(r3) + lfd fp24,((JB_FPRS+10*2)*4)(r3) + lwz r25,((JB_GPRS+11)*4)(r3) + lfd fp25,((JB_FPRS+11*2)*4)(r3) + mtcrf 0xFF,r0 + lwz r26,((JB_GPRS+12)*4)(r3) + lfd fp26,((JB_FPRS+12*2)*4)(r3) + lwz r27,((JB_GPRS+13)*4)(r3) + lfd fp27,((JB_FPRS+13*2)*4)(r3) + lwz r28,((JB_GPRS+14)*4)(r3) + lfd fp28,((JB_FPRS+14*2)*4)(r3) + lwz r29,((JB_GPRS+15)*4)(r3) + lfd fp29,((JB_FPRS+15*2)*4)(r3) + lwz r30,((JB_GPRS+16)*4)(r3) + lfd fp30,((JB_FPRS+16*2)*4)(r3) + lwz r31,((JB_GPRS+17)*4)(r3) + lfd fp31,((JB_FPRS+17*2)*4)(r3) + mr r3,r4 + blr +END (BP_SYM (__longjmp)) diff --git a/sysdeps/powerpc/powerpc32/fpu/fprrest.S b/sysdeps/powerpc/powerpc32/fpu/fprrest.S new file mode 100644 index 0000000000..42317809eb --- /dev/null +++ b/sysdeps/powerpc/powerpc32/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 <sysdep.h> + +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/powerpc32/fpu/fprsave.S b/sysdeps/powerpc/powerpc32/fpu/fprsave.S new file mode 100644 index 0000000000..d7bc1ab7dc --- /dev/null +++ b/sysdeps/powerpc/powerpc32/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 <sysdep.h> + +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 diff --git a/sysdeps/powerpc/powerpc32/fpu/s_copysign.S b/sysdeps/powerpc/powerpc32/fpu/s_copysign.S new file mode 100644 index 0000000000..933435da3d --- /dev/null +++ b/sysdeps/powerpc/powerpc32/fpu/s_copysign.S @@ -0,0 +1,50 @@ +/* Copy a sign bit between floating-point values. + Copyright (C) 1997, 1999, 2000 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. */ + +/* This has been coded in assembler because GCC makes such a mess of it + when it's coded in C. */ + +#include <sysdep.h> + +ENTRY(__copysign) +/* double [f1] copysign (double [f1] x, double [f2] y); + copysign(x,y) returns a value with the magnitude of x and + with the sign bit of y. */ + stwu r1,-16(r1) + stfd fp2,8(r1) + lwz r3,8(r1) + cmpwi r3,0 + addi r1,r1,16 + blt L(0) + fabs fp1,fp1 + blr +L(0): fnabs fp1,fp1 + blr + END (__copysign) + +weak_alias(__copysign,copysign) + +/* It turns out that it's safe to use this code even for single-precision. */ +weak_alias(__copysign,copysignf) +strong_alias(__copysign,__copysignf) + +#ifdef NO_LONG_DOUBLE +weak_alias(__copysign,copysignl) +strong_alias(__copysign,__copysignl) +#endif diff --git a/sysdeps/powerpc/powerpc32/fpu/s_copysignf.S b/sysdeps/powerpc/powerpc32/fpu/s_copysignf.S new file mode 100644 index 0000000000..e05438ae7d --- /dev/null +++ b/sysdeps/powerpc/powerpc32/fpu/s_copysignf.S @@ -0,0 +1 @@ +/* __copysignf is in s_copysign.S */ diff --git a/sysdeps/powerpc/powerpc32/fpu/setjmp.S b/sysdeps/powerpc/powerpc32/fpu/setjmp.S new file mode 100644 index 0000000000..b6c63663f4 --- /dev/null +++ b/sysdeps/powerpc/powerpc32/fpu/setjmp.S @@ -0,0 +1,73 @@ +/* setjmp for PowerPC. + Copyright (C) 1995, 1996, 1997, 1999, 2000 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 <sysdep.h> +#define _ASM +#define _SETJMP_H +#include <bits/setjmp.h> +#include <bp-sym.h> +#include <bp-asm.h> + +ENTRY (BP_SYM (__sigsetjmp)) + CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) + + stw r1,(JB_GPR1*4)(3) + mflr r0 + stw r2,(JB_GPR2*4)(3) + stw r14,((JB_GPRS+0)*4)(3) + stfd fp14,((JB_FPRS+0*2)*4)(3) + stw r0,(JB_LR*4)(3) + stw r15,((JB_GPRS+1)*4)(3) + stfd fp15,((JB_FPRS+1*2)*4)(3) + mfcr r0 + stw r16,((JB_GPRS+2)*4)(3) + stfd fp16,((JB_FPRS+2*2)*4)(3) + stw r0,(JB_CR*4)(3) + stw r17,((JB_GPRS+3)*4)(3) + stfd fp17,((JB_FPRS+3*2)*4)(3) + stw r18,((JB_GPRS+4)*4)(3) + stfd fp18,((JB_FPRS+4*2)*4)(3) + stw r19,((JB_GPRS+5)*4)(3) + stfd fp19,((JB_FPRS+5*2)*4)(3) + stw r20,((JB_GPRS+6)*4)(3) + stfd fp20,((JB_FPRS+6*2)*4)(3) + stw r21,((JB_GPRS+7)*4)(3) + stfd fp21,((JB_FPRS+7*2)*4)(3) + stw r22,((JB_GPRS+8)*4)(3) + stfd fp22,((JB_FPRS+8*2)*4)(3) + stw r23,((JB_GPRS+9)*4)(3) + stfd fp23,((JB_FPRS+9*2)*4)(3) + stw r24,((JB_GPRS+10)*4)(3) + stfd fp24,((JB_FPRS+10*2)*4)(3) + stw r25,((JB_GPRS+11)*4)(3) + stfd fp25,((JB_FPRS+11*2)*4)(3) + stw r26,((JB_GPRS+12)*4)(3) + stfd fp26,((JB_FPRS+12*2)*4)(3) + stw r27,((JB_GPRS+13)*4)(3) + stfd fp27,((JB_FPRS+13*2)*4)(3) + stw r28,((JB_GPRS+14)*4)(3) + stfd fp28,((JB_FPRS+14*2)*4)(3) + stw r29,((JB_GPRS+15)*4)(3) + stfd fp29,((JB_FPRS+15*2)*4)(3) + stw r30,((JB_GPRS+16)*4)(3) + stfd fp30,((JB_FPRS+16*2)*4)(3) + stw r31,((JB_GPRS+17)*4)(3) + stfd fp31,((JB_FPRS+17*2)*4)(3) + b JUMPTARGET (BP_SYM (__sigjmp_save)) +END (BP_SYM (__sigsetjmp)) |