diff options
Diffstat (limited to 'arch/powerpc/kernel/vdso64/sigtramp.S')
| -rw-r--r-- | arch/powerpc/kernel/vdso64/sigtramp.S | 30 |
1 files changed, 23 insertions, 7 deletions
diff --git a/arch/powerpc/kernel/vdso64/sigtramp.S b/arch/powerpc/kernel/vdso64/sigtramp.S index 31b604ab56d..542c6f422e4 100644 --- a/arch/powerpc/kernel/vdso64/sigtramp.S +++ b/arch/powerpc/kernel/vdso64/sigtramp.S @@ -10,7 +10,6 @@ * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ -#include <linux/config.h> #include <asm/processor.h> #include <asm/ppc_asm.h> #include <asm/unistd.h> @@ -21,7 +20,7 @@ /* The nop here is a hack. The dwarf2 unwind routines subtract 1 from the return address to get an address in the middle of the presumed - call instruction. Since we don't have a call here, we artifically + call instruction. Since we don't have a call here, we artificially extend the range covered by the unwind info by padding before the real start. */ nop @@ -135,13 +134,23 @@ V_FUNCTION_END(__kernel_sigtramp_rt64) 9: /* This is where the pt_regs pointer can be found on the stack. */ -#define PTREGS 128+168+56 +#define PTREGS 128+168+56 /* Size of regs. */ -#define RSIZE 8 +#define RSIZE 8 + +/* Size of CR reg in DWARF unwind info. */ +#define CRSIZE 4 + +/* Offset of CR reg within a full word. */ +#ifdef __LITTLE_ENDIAN__ +#define CROFF 0 +#else +#define CROFF (RSIZE - CRSIZE) +#endif /* This is the offset of the VMX reg pointer. */ -#define VREGS 48*RSIZE+33*8 +#define VREGS 48*RSIZE+33*8 /* Describe where general purpose regs are saved. */ #define EH_FRAME_GEN \ @@ -179,7 +188,14 @@ V_FUNCTION_END(__kernel_sigtramp_rt64) rsave (31, 31*RSIZE); \ rsave (67, 32*RSIZE); /* ap, used as temp for nip */ \ rsave (65, 36*RSIZE); /* lr */ \ - rsave (70, 38*RSIZE) /* cr */ + rsave (68, 38*RSIZE + CROFF); /* cr fields */ \ + rsave (69, 38*RSIZE + CROFF); \ + rsave (70, 38*RSIZE + CROFF); \ + rsave (71, 38*RSIZE + CROFF); \ + rsave (72, 38*RSIZE + CROFF); \ + rsave (73, 38*RSIZE + CROFF); \ + rsave (74, 38*RSIZE + CROFF); \ + rsave (75, 38*RSIZE + CROFF) /* Describe where the FP regs are saved. */ #define EH_FRAME_FP \ @@ -263,7 +279,7 @@ V_FUNCTION_END(__kernel_sigtramp_rt64) .Lcie_start: .long 0 /* CIE ID */ .byte 1 /* Version number */ - .string "zR" /* NUL-terminated augmentation string */ + .string "zRS" /* NUL-terminated augmentation string */ .uleb128 4 /* Code alignment factor */ .sleb128 -8 /* Data alignment factor */ .byte 67 /* Return address register column, ap */ |