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sys/powerpc/powerpc/elf32_machdep.c
| Show First 20 Lines • Show All 46 Lines • ▼ Show 20 Lines | |||||
| #include <sys/vnode.h> | #include <sys/vnode.h> | ||||
| #include <sys/linker.h> | #include <sys/linker.h> | ||||
| #include <vm/vm.h> | #include <vm/vm.h> | ||||
| #include <vm/vm_param.h> | #include <vm/vm_param.h> | ||||
| #include <machine/altivec.h> | #include <machine/altivec.h> | ||||
| #include <machine/cpu.h> | #include <machine/cpu.h> | ||||
| #include <machine/fpu.h> | |||||
| #include <machine/elf.h> | #include <machine/elf.h> | ||||
| #include <machine/reg.h> | #include <machine/reg.h> | ||||
| #include <machine/md_var.h> | #include <machine/md_var.h> | ||||
| #ifdef __powerpc64__ | #ifdef __powerpc64__ | ||||
| #include <compat/freebsd32/freebsd32_proto.h> | #include <compat/freebsd32/freebsd32_proto.h> | ||||
| #include <compat/freebsd32/freebsd32_util.h> | #include <compat/freebsd32/freebsd32_util.h> | ||||
| ▲ Show 20 Lines • Show All 103 Lines • ▼ Show 20 Lines | |||||
| void elf_reloc_self(Elf_Dyn *dynp, Elf_Addr relocbase); | void elf_reloc_self(Elf_Dyn *dynp, Elf_Addr relocbase); | ||||
| void | void | ||||
| elf32_dump_thread(struct thread *td, void *dst, size_t *off) | elf32_dump_thread(struct thread *td, void *dst, size_t *off) | ||||
| { | { | ||||
| size_t len; | size_t len; | ||||
| struct pcb *pcb; | struct pcb *pcb; | ||||
| uint64_t vshr[32]; | |||||
| uint64_t *vsr_dw1; | |||||
| int vsr_idx; | |||||
| len = 0; | len = 0; | ||||
| pcb = td->td_pcb; | pcb = td->td_pcb; | ||||
| if (pcb->pcb_flags & PCB_VEC) { | if (pcb->pcb_flags & PCB_VEC) { | ||||
| save_vec_nodrop(td); | save_vec_nodrop(td); | ||||
| if (dst != NULL) { | if (dst != NULL) { | ||||
| len += elf32_populate_note(NT_PPC_VMX, | len += elf32_populate_note(NT_PPC_VMX, | ||||
| &pcb->pcb_vec, dst, | &pcb->pcb_vec, (char *)dst + len, | ||||
| sizeof(pcb->pcb_vec), NULL); | sizeof(pcb->pcb_vec), NULL); | ||||
| } else | } else | ||||
| len += elf32_populate_note(NT_PPC_VMX, NULL, NULL, | len += elf32_populate_note(NT_PPC_VMX, NULL, NULL, | ||||
| sizeof(pcb->pcb_vec), NULL); | sizeof(pcb->pcb_vec), NULL); | ||||
| } | } | ||||
| if (pcb->pcb_flags & PCB_VSX) { | |||||
| save_fpu_nodrop(td); | |||||
| if (dst != NULL) { | |||||
| /* | |||||
| * Doubleword 0 of VSR0-VSR31 overlap with FPR0-FPR31 and | |||||
| * VSR32-VSR63 overlap with VR0-VR31, so we only copy | |||||
| * the non-overlapping data, which is doubleword 1 of VSR0-VSR31. | |||||
| */ | |||||
| for (vsr_idx = 0; vsr_idx < nitems(vshr); vsr_idx++) { | |||||
| vsr_dw1 = (uint64_t *)&pcb->pcb_fpu.fpr[vsr_idx].vsr[2]; | |||||
| vshr[vsr_idx] = *vsr_dw1; | |||||
| } | |||||
| len += elf32_populate_note(NT_PPC_VSX, | |||||
| vshr, (char *)dst + len, | |||||
| sizeof(vshr), NULL); | |||||
| } else | |||||
| len += elf32_populate_note(NT_PPC_VSX, NULL, NULL, | |||||
| sizeof(vshr), NULL); | |||||
| } | |||||
| *off = len; | *off = len; | ||||
| } | } | ||||
| #ifndef __powerpc64__ | #ifndef __powerpc64__ | ||||
| /* Process one elf relocation with addend. */ | /* Process one elf relocation with addend. */ | ||||
| static int | static int | ||||
| elf_reloc_internal(linker_file_t lf, Elf_Addr relocbase, const void *data, | elf_reloc_internal(linker_file_t lf, Elf_Addr relocbase, const void *data, | ||||
| int type, int local, elf_lookup_fn lookup) | int type, int local, elf_lookup_fn lookup) | ||||
| ▲ Show 20 Lines • Show All 170 Lines • Show Last 20 Lines | |||||