1*0bb87f05SAl Viro #ifndef _ASM_MIPS_ELFCORE_COMPAT_H 2*0bb87f05SAl Viro #define _ASM_MIPS_ELFCORE_COMPAT_H 3*0bb87f05SAl Viro 4*0bb87f05SAl Viro /* 5*0bb87f05SAl Viro * On mips we have two 32bit ABIs - o32 and n32. The latter 6*0bb87f05SAl Viro * has bigger registers, so we use it for compat_elf_regset_t. 7*0bb87f05SAl Viro * The former uses o32_elf_prstatus and PRSTATUS_SIZE/SET_PR_FPVALID 8*0bb87f05SAl Viro * are used to choose the size and location of ->pr_fpvalid of 9*0bb87f05SAl Viro * the layout actually used. 10*0bb87f05SAl Viro */ 11*0bb87f05SAl Viro typedef elf_gregset_t compat_elf_gregset_t; 12*0bb87f05SAl Viro 13*0bb87f05SAl Viro struct o32_elf_prstatus 14*0bb87f05SAl Viro { 15*0bb87f05SAl Viro struct compat_elf_prstatus_common common; 16*0bb87f05SAl Viro unsigned int pr_reg[ELF_NGREG]; 17*0bb87f05SAl Viro compat_int_t pr_fpvalid; 18*0bb87f05SAl Viro }; 19*0bb87f05SAl Viro 20*0bb87f05SAl Viro #define PRSTATUS_SIZE \ 21*0bb87f05SAl Viro (!test_thread_flag(TIF_32BIT_REGS) \ 22*0bb87f05SAl Viro ? sizeof(struct compat_elf_prstatus) \ 23*0bb87f05SAl Viro : sizeof(struct o32_elf_prstatus)) 24*0bb87f05SAl Viro #define SET_PR_FPVALID(S) \ 25*0bb87f05SAl Viro (*(!test_thread_flag(TIF_32BIT_REGS) \ 26*0bb87f05SAl Viro ? &(S)->pr_fpvalid \ 27*0bb87f05SAl Viro : &((struct o32_elf_prstatus *)(S))->pr_fpvalid) = 1) 28*0bb87f05SAl Viro 29*0bb87f05SAl Viro #endif 30