diff options
| author | David Schleef <ds@schleef.org> | 2001-11-26 09:19:30 +0000 |
|---|---|---|
| committer | David Schleef <ds@schleef.org> | 2001-11-26 09:19:30 +0000 |
| commit | e4cfe3fb823dc44c0e3e884e53d1ae7c05ae7416 (patch) | |
| tree | 7ce9d1c188f48f13d57df2be1a681ce1b4e08204 /libc/sysdeps/linux/powerpc/longjmp.S | |
| parent | b76b3fcd18d8c7e0ed25cccc355f6f0192c1e83b (diff) | |
Rewrite vfork() as C, should now work. Changed longjmp.S and setjmp.S
to use GCC's internal ppc-asm.h, and added macro to disable FP save/
restore in longjmp and setjmp. Fixed name of _setjmp() (was __setjmp).
Fixed _setjmp to be PIC.
Diffstat (limited to 'libc/sysdeps/linux/powerpc/longjmp.S')
| -rw-r--r-- | libc/sysdeps/linux/powerpc/longjmp.S | 47 |
1 files changed, 28 insertions, 19 deletions
diff --git a/libc/sysdeps/linux/powerpc/longjmp.S b/libc/sysdeps/linux/powerpc/longjmp.S index e30f7fd26..cc84cbe66 100644 --- a/libc/sysdeps/linux/powerpc/longjmp.S +++ b/libc/sysdeps/linux/powerpc/longjmp.S @@ -18,12 +18,21 @@ Boston, MA 02111-1307, USA. */ /* So we can use r3, r4, instead of 3, 4 */ -#include "ppc_asm.h" +#include <ppc-asm.h> +#define r1 1 +#define r2 2 #define _ASM #define _SETJMP_H #include <bits/setjmp.h> +#define USE_FP +#ifdef USE_FP +#define FP(x...) x +#else +#define FP(x...) +#endif + .global longjmp; .align 4; @@ -32,44 +41,44 @@ longjmp: lwz r2,(JB_GPR2*4)(r3) lwz r0,(JB_LR*4)(r3) lwz r14,((JB_GPRS+0)*4)(r3) - lfd fr14,((JB_FPRS+0*2)*4)(r3) +FP( lfd f14,((JB_FPRS+0*2)*4)(r3) ) lwz r15,((JB_GPRS+1)*4)(r3) - lfd fr15,((JB_FPRS+1*2)*4)(r3) +FP( lfd f15,((JB_FPRS+1*2)*4)(r3) ) lwz r16,((JB_GPRS+2)*4)(r3) - lfd fr16,((JB_FPRS+2*2)*4)(r3) +FP( lfd f16,((JB_FPRS+2*2)*4)(r3) ) lwz r17,((JB_GPRS+3)*4)(r3) - lfd fr17,((JB_FPRS+3*2)*4)(r3) +FP( lfd f17,((JB_FPRS+3*2)*4)(r3) ) lwz r18,((JB_GPRS+4)*4)(r3) - lfd fr18,((JB_FPRS+4*2)*4)(r3) +FP( lfd f18,((JB_FPRS+4*2)*4)(r3) ) lwz r19,((JB_GPRS+5)*4)(r3) - lfd fr19,((JB_FPRS+5*2)*4)(r3) +FP( lfd f19,((JB_FPRS+5*2)*4)(r3) ) lwz r20,((JB_GPRS+6)*4)(r3) - lfd fr20,((JB_FPRS+6*2)*4)(r3) +FP( lfd f20,((JB_FPRS+6*2)*4)(r3) ) mtlr r0 lwz r21,((JB_GPRS+7)*4)(r3) - lfd fr21,((JB_FPRS+7*2)*4)(r3) +FP( lfd f21,((JB_FPRS+7*2)*4)(r3) ) lwz r22,((JB_GPRS+8)*4)(r3) - lfd fr22,((JB_FPRS+8*2)*4)(r3) +FP( lfd f22,((JB_FPRS+8*2)*4)(r3) ) lwz r0,(JB_CR*4)(r3) lwz r23,((JB_GPRS+9)*4)(r3) - lfd fr23,((JB_FPRS+9*2)*4)(r3) +FP( lfd f23,((JB_FPRS+9*2)*4)(r3) ) lwz r24,((JB_GPRS+10)*4)(r3) - lfd fr24,((JB_FPRS+10*2)*4)(r3) +FP( lfd f24,((JB_FPRS+10*2)*4)(r3) ) lwz r25,((JB_GPRS+11)*4)(r3) - lfd fr25,((JB_FPRS+11*2)*4)(r3) +FP( lfd f25,((JB_FPRS+11*2)*4)(r3) ) mtcrf 0xFF,r0 lwz r26,((JB_GPRS+12)*4)(r3) - lfd fr26,((JB_FPRS+12*2)*4)(r3) +FP( lfd f26,((JB_FPRS+12*2)*4)(r3) ) lwz r27,((JB_GPRS+13)*4)(r3) - lfd fr27,((JB_FPRS+13*2)*4)(r3) +FP( lfd f27,((JB_FPRS+13*2)*4)(r3) ) lwz r28,((JB_GPRS+14)*4)(r3) - lfd fr28,((JB_FPRS+14*2)*4)(r3) +FP( lfd f28,((JB_FPRS+14*2)*4)(r3) ) lwz r29,((JB_GPRS+15)*4)(r3) - lfd fr29,((JB_FPRS+15*2)*4)(r3) +FP( lfd f29,((JB_FPRS+15*2)*4)(r3) ) lwz r30,((JB_GPRS+16)*4)(r3) - lfd fr30,((JB_FPRS+16*2)*4)(r3) +FP( lfd f30,((JB_FPRS+16*2)*4)(r3) ) lwz r31,((JB_GPRS+17)*4)(r3) - lfd fr31,((JB_FPRS+17*2)*4)(r3) +FP( lfd f31,((JB_FPRS+17*2)*4)(r3) ) mr r3,r4 blr .size longjmp,.-longjmp; |