From 4a132246b1a34c6fe5d777a810e332236977e66a Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Fri, 22 Sep 2006 06:07:26 +0000 Subject: [BZ #3225] 2006-09-21 Jakub Jelinek [BZ #3225] * sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h (PTR_MANGLE3, PTR_DEMANGLE3): Define. * sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h (PTR_MANGLE3, PTR_DEMANGLE3): Likewise. * sysdeps/powerpc/powerpc32/__longjmp-common.S (__longjmp): Use them. * sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S (__longjmp): Likewise. * sysdeps/powerpc/powerpc64/__longjmp-common.S (__longjmp): Likewise. --- sysdeps/powerpc/powerpc32/__longjmp-common.S | 8 ++++++-- sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S | 8 ++++++-- sysdeps/powerpc/powerpc64/__longjmp-common.S | 6 ++++-- sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h | 6 +++++- sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h | 4 ++++ 5 files changed, 25 insertions(+), 7 deletions(-) (limited to 'sysdeps') diff --git a/sysdeps/powerpc/powerpc32/__longjmp-common.S b/sysdeps/powerpc/powerpc32/__longjmp-common.S index 411b6a20cb..2093b7e337 100644 --- a/sysdeps/powerpc/powerpc32/__longjmp-common.S +++ b/sysdeps/powerpc/powerpc32/__longjmp-common.S @@ -31,7 +31,11 @@ ENTRY (BP_SYM (__longjmp)) CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) +#ifdef PTR_DEMANGLE + lwz r24,(JB_GPR1*4)(r3) +#else lwz r1,(JB_GPR1*4)(r3) +#endif lwz r0,(JB_LR*4)(r3) lwz r14,((JB_GPRS+0)*4)(r3) lwz r15,((JB_GPRS+1)*4)(r3) @@ -41,8 +45,8 @@ ENTRY (BP_SYM (__longjmp)) lwz r19,((JB_GPRS+5)*4)(r3) lwz r20,((JB_GPRS+6)*4)(r3) #ifdef PTR_DEMANGLE - PTR_DEMANGLE (r0, r25) - PTR_DEMANGLE2 (r1, r25) + PTR_DEMANGLE3 (r1, r24, r25) + PTR_DEMANGLE2 (r0, r25) #endif mtlr r0 lwz r21,((JB_GPRS+7)*4)(r3) diff --git a/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S b/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S index aa24b059d1..404f403855 100644 --- a/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S +++ b/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S @@ -114,7 +114,11 @@ aligned_restore_vmx: lvx v31,0,r6 L(no_vmx): #endif +#ifdef PTR_DEMANGLE + lwz r24,(JB_GPR1*4)(r3) +#else lwz r1,(JB_GPR1*4)(r3) +#endif lwz r0,(JB_LR*4)(r3) lwz r14,((JB_GPRS+0)*4)(r3) lfd fp14,((JB_FPRS+0*2)*4)(r3) @@ -131,8 +135,8 @@ L(no_vmx): lwz r20,((JB_GPRS+6)*4)(r3) lfd fp20,((JB_FPRS+6*2)*4)(r3) #ifdef PTR_DEMANGLE - PTR_DEMANGLE (r0, r25) - PTR_DEMANGLE2 (r1, r25) + PTR_DEMANGLE3 (r1, r24, r25) + PTR_DEMANGLE2 (r0, r25) #endif mtlr r0 lwz r21,((JB_GPRS+7)*4)(r3) diff --git a/sysdeps/powerpc/powerpc64/__longjmp-common.S b/sysdeps/powerpc/powerpc64/__longjmp-common.S index 31b1af34f9..700a2a543c 100644 --- a/sysdeps/powerpc/powerpc64/__longjmp-common.S +++ b/sysdeps/powerpc/powerpc64/__longjmp-common.S @@ -108,9 +108,11 @@ aligned_restore_vmx: lvx v31,0,r6 L(no_vmx): #endif - ld r1,(JB_GPR1*8)(r3) #ifdef PTR_DEMANGLE - PTR_DEMANGLE (r1, r25) + ld r22,(JB_GPR1*8)(r3) + PTR_DEMANGLE3 (r1, r22, r25) +#else + ld r1,(JB_GPR1*8)(r3) #endif ld r2,(JB_GPR2*8)(r3) ld r0,(JB_LR*8)(r3) diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h b/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h index 470da5aa6e..c42efbabdd 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1992,1997-2003,2004,2005 Free Software Foundation, Inc. +/* Copyright (C) 1992,1997-2003,2004,2005,2006 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 @@ -285,8 +285,12 @@ xor reg,tmpreg,reg # define PTR_MANGLE2(reg, tmpreg) \ xor reg,tmpreg,reg +# define PTR_MANGLE3(destreg, reg, tmpreg) \ + lwz tmpreg,POINTER_GUARD(r2); \ + xor destreg,tmpreg,reg # define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg) # define PTR_DEMANGLE2(reg, tmpreg) PTR_MANGLE2 (reg, tmpreg) +# define PTR_DEMANGLE3(destreg, reg, tmpreg) PTR_MANGLE3 (destreg, reg, tmpreg) # else # define PTR_MANGLE(var) \ (var) = (__typeof (var)) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ()) diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h b/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h index fd67f56983..aab4b721c0 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h @@ -299,8 +299,12 @@ xor reg,tmpreg,reg # define PTR_MANGLE2(reg, tmpreg) \ xor reg,tmpreg,reg +# define PTR_MANGLE3(destreg, reg, tmpreg) \ + ld tmpreg,POINTER_GUARD(r13); \ + xor destreg,tmpreg,reg # define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg) # define PTR_DEMANGLE2(reg, tmpreg) PTR_MANGLE2 (reg, tmpreg) +# define PTR_DEMANGLE3(destreg, reg, tmpreg) PTR_MANGLE3 (destreg, reg, tmpreg) # else # define PTR_MANGLE(var) \ (var) = (__typeof (var)) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ()) -- cgit v1.2.1