277 lines
7.9 KiB
C
277 lines
7.9 KiB
C
/* elf_reloc_ppc.h ELF relocation types for PowerPC */
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/* (c) in 2002-2008,2016 by Frank Wille */
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#define R_PPC_NONE 0
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#define R_PPC_ADDR32 1
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#define R_PPC_ADDR24 2
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#define R_PPC_ADDR16 3
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#define R_PPC_ADDR16_LO 4
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#define R_PPC_ADDR16_HI 5
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#define R_PPC_ADDR16_HA 6
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#define R_PPC_ADDR14 7
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#define R_PPC_ADDR14_BRTAKEN 8
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#define R_PPC_ADDR14_BRNTAKEN 9
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#define R_PPC_REL24 10
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#define R_PPC_REL14 11
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#define R_PPC_REL14_BRTAKEN 12
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#define R_PPC_REL14_BRNTAKEN 13
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#define R_PPC_GOT16 14
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#define R_PPC_GOT16_LO 15
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#define R_PPC_GOT16_HI 16
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#define R_PPC_GOT16_HA 17
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#define R_PPC_PLTREL24 18
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#define R_PPC_COPY 19
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#define R_PPC_GLOB_DAT 20
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#define R_PPC_JMP_SLOT 21
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#define R_PPC_RELATIVE 22
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#define R_PPC_LOCAL24PC 23
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#define R_PPC_UADDR32 24
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#define R_PPC_UADDR16 25
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#define R_PPC_REL32 26
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#define R_PPC_PLT32 27
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#define R_PPC_PLTREL32 28
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#define R_PPC_PLT16_LO 29
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#define R_PPC_PLT16_HI 30
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#define R_PPC_PLT16_HA 31
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#define R_PPC_SDAREL16 32
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#define R_PPC_SECTOFF 33
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#define R_PPC_SECTOFF_LO 34
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#define R_PPC_SECTOFF_HI 35
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#define R_PPC_SECTOFF_HA 36
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#define R_PPC_ADDR30 37
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#define R_PPC_EMB_NADDR32 101
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#define R_PPC_EMB_NADDR16 102
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#define R_PPC_EMB_NADDR16_LO 103
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#define R_PPC_EMB_NADDR16_HI 104
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#define R_PPC_EMB_NADDR16_HA 105
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#define R_PPC_EMB_SDAI16 106
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#define R_PPC_EMB_SDA2I16 107
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#define R_PPC_EMB_SDA2REL 108
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#define R_PPC_EMB_SDA21 109
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#define R_PPC_EMB_MRKREF 110
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#define R_PPC_EMB_RELSEC16 111
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#define R_PPC_EMB_RELST_LO 112
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#define R_PPC_EMB_RELST_HI 113
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#define R_PPC_EMB_RELST_HA 114
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#define R_PPC_EMB_BIT_FLD 115
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#define R_PPC_EMB_RELSDA 116
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#define R_PPC_MORPHOS_DREL 200
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#define R_PPC_MORPHOS_DREL_LO 201
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#define R_PPC_MORPHOS_DREL_HI 202
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#define R_PPC_MORPHOS_DREL_HA 203
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#define R_PPC_AMIGAOS_BREL 210
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#define R_PPC_AMIGAOS_BREL_LO 211
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#define R_PPC_AMIGAOS_BREL_HI 212
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#define R_PPC_AMIGAOS_BREL_HA 213
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#define R_PPC_GNU_VTINHERIT 253
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#define R_PPC_GNU_VTENTRY 254
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#define R_PPC_TOC16 255
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if ((*rl)->type <= LAST_PPC_RELOC) {
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nreloc *r = (nreloc *)(*rl)->reloc;
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*refsym = r->sym;
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*addend = r->addend;
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pos = r->bitoffset;
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size = r->size;
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*roffset = r->byteoffset;
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mask = r->mask;
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switch ((*rl)->type) {
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case REL_ABS:
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if (pos==0 && mask==~0) {
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if (size == 32)
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t = R_PPC_ADDR32;
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else if (size == 16)
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t = R_PPC_ADDR16;
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}
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else if (size==30 && pos==0 && mask==~3)
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t = R_PPC_ADDR30;
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else if (size==24 && pos==6 && mask==0x3fffffc)
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t = R_PPC_ADDR24;
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else if (size==14 && pos==0 && mask==0xfffc)
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t = R_PPC_ADDR14;
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else if (size==16 && pos==0) {
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if (mask == 0x0000ffff)
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t = R_PPC_ADDR16_LO;
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else if (mask == 0xffff0000) {
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if (rl2 = (*rl)->next) {
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nreloc *r2 = (nreloc *)rl2->reloc;
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if (rl2->type==(*rl)->type && r2->byteoffset==*roffset &&
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r2->bitoffset==pos && r2->size==size && r2->mask==0x8000) {
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t = R_PPC_ADDR16_HA;
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*rl = (*rl)->next;
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}
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}
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else
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t = R_PPC_ADDR16_HI;
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}
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}
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break;
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case REL_PC:
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if (size==32 && pos==0 && mask==~0)
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t = R_PPC_REL32;
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else if (size==24 && pos==6 && mask==0x3fffffc)
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t = R_PPC_REL24;
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else if (size==14 && pos==0 && mask==0xfffc)
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t = R_PPC_REL14;
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break;
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case REL_GOT:
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if (size==16 && pos==0 && mask==~0)
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t = R_PPC_GOT16;
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else if (size==16 && pos==0) {
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if (mask == 0x0000ffff)
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t = R_PPC_GOT16_LO;
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else if (mask == 0xffff0000) {
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if (rl2 = (*rl)->next) {
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nreloc *r2 = (nreloc *)rl2->reloc;
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if (rl2->type==(*rl)->type && r2->byteoffset==*roffset &&
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r2->bitoffset==pos && r2->size==size && r2->mask==0x8000) {
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t = R_PPC_GOT16_HA;
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*rl = (*rl)->next;
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}
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}
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else
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t = R_PPC_GOT16_HI;
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}
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}
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break;
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case REL_PLT:
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if (size==32 && pos==0 && mask==~0)
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t = R_PPC_PLT32;
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else if (size==16 && pos==0) {
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if (mask == 0x0000ffff)
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t = R_PPC_PLT16_LO;
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else if (mask == 0xffff0000) {
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if (rl2 = (*rl)->next) {
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nreloc *r2 = (nreloc *)rl2->reloc;
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if (rl2->type==(*rl)->type && r2->byteoffset==*roffset &&
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r2->bitoffset==pos && r2->size==size && r2->mask==0x8000) {
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t = R_PPC_PLT16_HA;
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*rl = (*rl)->next;
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}
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}
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else
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t = R_PPC_PLT16_HI;
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}
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}
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break;
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case REL_PLTPC:
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if (size==32 && pos==0 && mask==~0)
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t = R_PPC_PLTREL32;
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else if (size==24 && pos==6 && mask==0x3fffffc)
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t = R_PPC_PLTREL24;
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break;
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case REL_SD:
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if (size==16 && pos==0 && mask==~0)
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t = R_PPC_SDAREL16;
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break;
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case REL_LOCALPC:
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if (size==24 && pos==6 && mask==0x3fffffc)
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t = R_PPC_LOCAL24PC;
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break;
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case REL_UABS:
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if (pos==0 && mask==~0) {
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if (size == 32)
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t = R_PPC_UADDR32;
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else if (size == 16)
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t = R_PPC_UADDR16;
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}
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break;
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case REL_SECOFF:
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if (size==16 && pos==0 && mask==~0)
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t = R_PPC_SECTOFF;
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else if (size==16 && pos==0) {
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if (mask == 0x0000ffff)
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t = R_PPC_SECTOFF_LO;
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else if (mask == 0xffff0000) {
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if (rl2 = (*rl)->next) {
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nreloc *r2 = (nreloc *)rl2->reloc;
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if (rl2->type==(*rl)->type && r2->byteoffset==*roffset &&
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r2->bitoffset==pos && r2->size==size && r2->mask==0x8000) {
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t = R_PPC_SECTOFF_HA;
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*rl = (*rl)->next;
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}
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}
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else
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t = R_PPC_SECTOFF_HI;
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}
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}
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break;
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case REL_PPCEABI_SDA2:
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if (size==16 && pos==0 && mask==~0)
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t = R_PPC_EMB_SDA2REL;
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break;
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case REL_PPCEABI_SDA21:
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if (size==16 && pos==0 && mask==~0) {
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t = R_PPC_EMB_SDA21;
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*roffset -= 2; /* sda21 starts at beginning of instr. word! */
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}
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break;
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case REL_PPCEABI_SDAI16:
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if (size==16 && pos==0 && mask==~0)
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t = R_PPC_EMB_SDAI16;
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break;
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case REL_PPCEABI_SDA2I16:
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if (size==16 && pos==0 && mask==~0)
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t = R_PPC_EMB_SDA2I16;
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break;
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case REL_MORPHOS_DREL:
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if (size==16 && pos==0 && mask==~0)
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t = R_PPC_MORPHOS_DREL;
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else if (size==16 && pos==0) {
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if (mask == 0x0000ffff)
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t = R_PPC_MORPHOS_DREL_LO;
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else if (mask == 0xffff0000) {
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if (rl2 = (*rl)->next) {
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nreloc *r2 = (nreloc *)rl2->reloc;
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if (rl2->type==(*rl)->type && r2->byteoffset==*roffset &&
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r2->bitoffset==pos && r2->size==size && r2->mask==0x8000) {
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t = R_PPC_MORPHOS_DREL_HA;
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*rl = (*rl)->next;
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}
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}
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else
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t = R_PPC_MORPHOS_DREL_HI;
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}
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}
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break;
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case REL_AMIGAOS_BREL:
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if (size==16 && pos==0 && mask==~0)
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t = R_PPC_AMIGAOS_BREL;
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else if (size==16 && pos==0) {
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if (mask == 0x0000ffff)
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t = R_PPC_AMIGAOS_BREL_LO;
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else if (mask == 0xffff0000) {
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if (rl2 = (*rl)->next) {
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nreloc *r2 = (nreloc *)rl2->reloc;
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if (rl2->type==(*rl)->type && r2->byteoffset==*roffset &&
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r2->bitoffset==pos && r2->size==size && r2->mask==0x8000) {
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t = R_PPC_AMIGAOS_BREL_HA;
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*rl = (*rl)->next;
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}
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}
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else
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t = R_PPC_AMIGAOS_BREL_HI;
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}
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}
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break;
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}
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}
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