diff options
Diffstat (limited to 'bfd/reloc.c')
| -rw-r--r-- | bfd/reloc.c | 28 |
1 files changed, 4 insertions, 24 deletions
diff --git a/bfd/reloc.c b/bfd/reloc.c index ed02c63..f3ac667 100644 --- a/bfd/reloc.c +++ b/bfd/reloc.c @@ -146,7 +146,6 @@ DESCRIPTION to the relocation offset. Its interpretation is dependent upon the howto. For example, on the 68k the code: - | char foo[]; | main() | { @@ -161,11 +160,9 @@ DESCRIPTION | unlk fp | rts - This could create a reloc pointing to <<foo>>, but leave the offset in the data, something like: - |RELOCATION RECORDS FOR [.text]: |offset type value |00000006 32 _foo @@ -176,21 +173,17 @@ DESCRIPTION |0000000c 4e5e ; unlk fp |0000000e 4e75 ; rts - Using coff and an 88k, some instructions don't have enough space in them to represent the full address range, and pointers have to be loaded in two parts. So you'd get something like: - | or.u r13,r0,hi16(_foo+0x12345678) | ld.b r2,r13,lo16(_foo+0x12345678) | jmp r1 - This should create two relocs, both pointing to <<_foo>>, and with 0x12340000 in their addend field. The data would consist of: - |RELOCATION RECORDS FOR [.text]: |offset type value |00000002 HVRT16 _foo+0x12340000 @@ -200,7 +193,6 @@ DESCRIPTION |00000004 1c4d5678 ; ld.b r2,r13,0x5678 |00000008 f400c001 ; jmp r1 - The relocation routine digs out the value from the data, adds it to the addend to get the original offset, and then adds the value of <<_foo>>. Note that all 32 bits have to be kept around @@ -223,7 +215,6 @@ DESCRIPTION Both relocs contain a pointer to <<foo>>, and the offsets contain junk. - |RELOCATION RECORDS FOR [.text]: |offset type value |00000004 HI22 _foo+0x12345678 @@ -235,7 +226,6 @@ DESCRIPTION |0000000c 81c7e008 ; ret |00000010 81e80000 ; restore - o <<howto>> The <<howto>> field can be imagined as a @@ -391,7 +381,6 @@ FUNCTION DESCRIPTION The HOWTO define is horrible and will go away. - .#define HOWTO(C, R,S,B, P, BI, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \ . {(unsigned)C,R,S,B, P, BI, O,SF,NAME,INPLACE,MASKSRC,MASKDST,PC} @@ -399,7 +388,6 @@ DESCRIPTION And will be replaced with the totally magic way. But for the moment, we are compatible, so do it this way. - .#define NEWHOWTO( FUNCTION, NAME,SIZE,REL,IN) HOWTO(0,0,SIZE,0,REL,0,complain_overflow_dont,FUNCTION, NAME,false,0,0,IN) . @@ -589,7 +577,6 @@ DESCRIPTION */ - bfd_reloc_status_type bfd_perform_relocation (abfd, reloc_entry, data, input_section, output_bfd, error_message) @@ -651,7 +638,6 @@ bfd_perform_relocation (abfd, reloc_entry, data, input_section, output_bfd, else relocation = symbol->value; - reloc_target_output_section = symbol->section->output_section; /* Convert input-section-relative symbol value to absolute. */ @@ -990,7 +976,6 @@ DESCRIPTION */ - bfd_reloc_status_type bfd_install_relocation (abfd, reloc_entry, data_start, data_start_offset, input_section, error_message) @@ -1780,7 +1765,6 @@ displacements off that register. These relocation types are handled specially, because the value the register will have is decided relatively late. - ENUM BFD_RELOC_I960_CALLJ ENUMDOC @@ -2600,15 +2584,15 @@ ENUMDOC ENUM BFD_RELOC_TIC54X_16_OF_23 ENUMDOC - This is a 16-bit reloc for the tms320c54x, where the least - significant 16 bits of a 23-bit extended address are placed into + This is a 16-bit reloc for the tms320c54x, where the least + significant 16 bits of a 23-bit extended address are placed into the opcode. ENUM BFD_RELOC_TIC54X_MS7_OF_23 ENUMDOC This is a reloc for the tms320c54x, where the most - significant 7 bits of a 23-bit extended address are placed into + significant 7 bits of a 23-bit extended address are placed into the opcode. ENUM @@ -2680,7 +2664,7 @@ ENUM BFD_RELOC_AVR_16_PM ENUMDOC This is a 16 bit reloc for the AVR that stores 17 bit value (usually - program memory address) into 16 bits. + program memory address) into 16 bits. ENUM BFD_RELOC_AVR_LO8_LDI ENUMDOC @@ -3009,7 +2993,6 @@ CODE_FRAGMENT .typedef enum bfd_reloc_code_real bfd_reloc_code_real_type; */ - /* FUNCTION bfd_reloc_type_lookup @@ -3025,7 +3008,6 @@ DESCRIPTION */ - reloc_howto_type * bfd_reloc_type_lookup (abfd, code) bfd *abfd; @@ -3037,7 +3019,6 @@ bfd_reloc_type_lookup (abfd, code) static reloc_howto_type bfd_howto_32 = HOWTO (0, 00, 2, 32, false, 0, complain_overflow_bitfield, 0, "VRT32", false, 0xffffffff, 0xffffffff, true); - /* INTERNAL_FUNCTION bfd_default_reloc_type_lookup @@ -3049,7 +3030,6 @@ SYNOPSIS DESCRIPTION Provides a default relocation lookup routine for any architecture. - */ reloc_howto_type * |