sram_alloc.c: make use of RVAL_DECODED
sram_alloc.c: make use of RVAL_DECODED

* sram_alloc.c [BFIN] (sys_sram_alloc): Update for RVAL_DECODED.

vrastogi/strace,kapdop/android_external_strace,cuviper/strace,Saruta/strace,kapdop/android_external_strace,vrastogi/strace,Saruta/strace,Distrotech/strace,kapdop/android_external_strace,MonkeyZZZZ/platform_external_strace,cuviper/strace,MonkeyZZZZ/platform_external_strace,Distrotech/strace,Saruta/strace,Saruta/strace,kapdop/android_external_strace,cuviper/strace,kapdop/android_external_strace,cuviper/strace,MonkeyZZZZ/platform_external_strace,Saruta/strace,vrastogi/strace,Distrotech/strace,vrastogi/strace,MonkeyZZZZ/platform_external_strace,Distrotech/strace,MonkeyZZZZ/platform_external_strace,vrastogi/strace,Distrotech/strace,cuviper/strace