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Commit 9b9d6b2a authored by Takashi YOSHII's avatar Takashi YOSHII Committed by Paul Mundt
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sh: Provide a FLAT_PLAT_INIT() definition. 



SH needs this in order to make sure that r4 has a sane value at process
entry time, which the libc expects has already been taken care of.

Fixes random crashes in flat binaries.

Signed-off-by: default avatarTakashi YOSHII <yoshii.takashi@renesas.com>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 74c27c43

arch/sh/include/asm/flat.h

+7 −0
Original line number Diff line number Diff line
@@ -21,4 +21,11 @@ 
#define	flat_get_relocate_addr(rel)		(rel)

#define	flat_set_persistent(relval, p)		({ (void)p; 0; })



#define FLAT_PLAT_INIT(_r) \

  do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \

       _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \

       _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \

       _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; \

       _r->sr = SR_FD; } while (0)



#endif /* __ASM_SH_FLAT_H */