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Fixes to legacy ARC relocations.

Browse source 
Added support for ARC_SDA_12 reloc.
Fixed ARC_N32_ME.
Added ME (middle-endian) to ARC_SDA_12 reloc.

bfd/ChangeLog:

Cupertino Miranda  <cmiranda@synopsys.com>
	* reloc.c: Fixed type in ARC_SECTOFF relocations. Added ARC_SDA_12
	relocation.
	* bfd-in2.h: Regenerated from the previous changes.
	* libbfd.h: Regenerated from the previous changes.

include/ChangeLog:

Cupertino Miranda  <cmiranda@synopsys.com>
	* elf/arc-reloc.def: Fixed relocation formula for N*, SDA, SDA_12,
	SDA_16_LD*, S13_PCREL, N32_ME, SECTOFF_* relocations.
	* opcode/arc-func.h (replace_disp12s): Added. Used for SDA_12 relocation.
This commit is contained in:
Cupertino Miranda 2016-06-07 10:24:37 +02:00
parent 0955507f6e
commit a87aa054a6
7 changed files with 67 additions and 28 deletions
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7
bfd/ChangeLog
View file

@ -1,3 +1,10 @@
2016-08-26 Cupertino Miranda <cmiranda@synopsys.com>
* reloc.c: Fixed type in ARC_SECTOFF relocations. Added ARC_SDA_12
relocation.
* bfd-in2.h: Regenerated from the previous changes.
* libbfd.h: Regenerated from the previous changes.
2016-08-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
* bfd-in.h (bfd_elf32_arm_set_target_relocs): Add a new parameter for

7
bfd/bfd-in2.h
View file

@ -3713,13 +3713,14 @@ pc-relative or some form of GOT-indirect relocation. */
BFD_RELOC_AC_SECTOFF_U8,
BFD_RELOC_AC_SECTOFF_U8_1,
BFD_RELOC_AC_SECTOFF_U8_2,
BFD_RELOC_AC_SECTFOFF_S9,
BFD_RELOC_AC_SECTFOFF_S9_1,
BFD_RELOC_AC_SECTFOFF_S9_2,
BFD_RELOC_AC_SECTOFF_S9,
BFD_RELOC_AC_SECTOFF_S9_1,
BFD_RELOC_AC_SECTOFF_S9_2,
BFD_RELOC_ARC_SECTOFF_ME_1,
BFD_RELOC_ARC_SECTOFF_ME_2,
BFD_RELOC_ARC_SECTOFF_1,
BFD_RELOC_ARC_SECTOFF_2,
BFD_RELOC_ARC_SDA_12,
BFD_RELOC_ARC_SDA16_ST2,
BFD_RELOC_ARC_32_PCREL,
BFD_RELOC_ARC_PC32,

7
bfd/libbfd.h
View file

@ -1722,13 +1722,14 @@ static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@",
"BFD_RELOC_AC_SECTOFF_U8",
"BFD_RELOC_AC_SECTOFF_U8_1",
"BFD_RELOC_AC_SECTOFF_U8_2",
"BFD_RELOC_AC_SECTFOFF_S9",
"BFD_RELOC_AC_SECTFOFF_S9_1",
"BFD_RELOC_AC_SECTFOFF_S9_2",
"BFD_RELOC_AC_SECTOFF_S9",
"BFD_RELOC_AC_SECTOFF_S9_1",
"BFD_RELOC_AC_SECTOFF_S9_2",
"BFD_RELOC_ARC_SECTOFF_ME_1",
"BFD_RELOC_ARC_SECTOFF_ME_2",
"BFD_RELOC_ARC_SECTOFF_1",
"BFD_RELOC_ARC_SECTOFF_2",
"BFD_RELOC_ARC_SDA_12",
"BFD_RELOC_ARC_SDA16_ST2",
"BFD_RELOC_ARC_32_PCREL",
"BFD_RELOC_ARC_PC32",

8
bfd/reloc.c
View file

@ -3613,11 +3613,11 @@ ENUMX
ENUMX
BFD_RELOC_AC_SECTOFF_U8_2
ENUMX
BFD_RELOC_AC_SECTFOFF_S9
BFD_RELOC_AC_SECTOFF_S9
ENUMX
BFD_RELOC_AC_SECTFOFF_S9_1
BFD_RELOC_AC_SECTOFF_S9_1
ENUMX
BFD_RELOC_AC_SECTFOFF_S9_2
BFD_RELOC_AC_SECTOFF_S9_2
ENUMX
BFD_RELOC_ARC_SECTOFF_ME_1
ENUMX
@ -3626,6 +3626,8 @@ ENUMX
BFD_RELOC_ARC_SECTOFF_1
ENUMX
BFD_RELOC_ARC_SECTOFF_2
ENUMX
BFD_RELOC_ARC_SDA_12
ENUMX
BFD_RELOC_ARC_SDA16_ST2
ENUMX

6
include/ChangeLog
View file

@ -1,3 +1,9 @@
2016-08-26 Cupertino Miranda <cmiranda@synopsys.com>
* elf/arc-reloc.def: Fixed relocation formula for N*, SDA, SDA_12,
SDA_16_LD*, S13_PCREL, N32_ME, SECTOFF_* relocations.
* opcode/arc-func.h (replace_disp12s): Added. Used for SDA_12
relocation.
2016-08-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
* arm.h (ARM_GET_SYM_CMSE_SPCL): Define macro.

45
include/elf/arc-reloc.def
View file

@ -69,35 +69,35 @@ ARC_RELOC_HOWTO(ARC_N8, 8, \
8, \
replace_bits8, \
bitfield, \
( S - A ))
( A - S ))
ARC_RELOC_HOWTO(ARC_N16, 9, \
1, \
16, \
replace_bits16, \
bitfield, \
( S - A ))
( A - S ))
ARC_RELOC_HOWTO(ARC_N24, 10, \
2, \
24, \
replace_bits24, \
bitfield, \
( S - A ))
( A - S ))
ARC_RELOC_HOWTO(ARC_N32, 11, \
2, \
32, \
replace_word32, \
bitfield, \
( S - A ))
( A - S ))
ARC_RELOC_HOWTO(ARC_SDA, 12, \
2, \
9, \
replace_disp9, \
bitfield, \
( S + A ))
( ME ( ( ( S + A ) - _SDA_BASE_ ) ) ))
ARC_RELOC_HOWTO(ARC_SECTOFF, 13, \
2, \
@ -167,28 +167,28 @@ ARC_RELOC_HOWTO(ARC_SDA16_LD, 22, \
9, \
replace_disp9s, \
signed, \
( ( ( S + A ) - _SDA_BASE_ ) ))
( ( S + A ) - _SDA_BASE_ ))
ARC_RELOC_HOWTO(ARC_SDA16_LD1, 23, \
1, \
9, \
replace_disp9s, \
signed, \
( ( ( ( S + A ) - _SDA_BASE_ ) >> 1 ) ))
( ( ( S + A ) - _SDA_BASE_ ) >> 1 ))
ARC_RELOC_HOWTO(ARC_SDA16_LD2, 24, \
1, \
9, \
replace_disp9s, \
signed, \
( ( ( ( S + A ) - _SDA_BASE_ ) >> 2 ) ))
( ( ( S + A ) - _SDA_BASE_ ) >> 2 ))
ARC_RELOC_HOWTO(ARC_S13_PCREL, 25, \
1, \
11, \
replace_disp13s, \
signed, \
( ( ( ( S + A ) - P ) >> 2 ) ))
( ( ( S + A ) - P ) >> 2 ))
ARC_RELOC_HOWTO(ARC_W, 26, \
2, \
@ -216,7 +216,7 @@ ARC_RELOC_HOWTO(ARC_N32_ME, 28, \
32, \
replace_word32, \
bitfield, \
( ME ( ( S - A ) ) ))
( ME ( ( A - S ) ) ))
ARC_RELOC_HOWTO(ARC_SECTOFF_ME, 29, \
2, \
@ -244,42 +244,42 @@ ARC_RELOC_HOWTO(AC_SECTOFF_U8, 35, \
9, \
replace_disp9ls, \
bitfield, \
( ( S + A ) - SECTSTART ))
( ME ( ( ( S + A ) - SECTSTART ) ) ))
ARC_RELOC_HOWTO(AC_SECTOFF_U8_1, 36, \
2, \
9, \
replace_disp9ls, \
bitfield, \
( ( ( S + A ) - SECTSTART ) >> 1 ))
( ME ( ( ( ( S + A ) - SECTSTART ) >> 1 ) ) ))
ARC_RELOC_HOWTO(AC_SECTOFF_U8_2, 37, \
2, \
9, \
replace_disp9ls, \
bitfield, \
( ( ( S + A ) - SECTSTART ) >> 2 ))
( ME ( ( ( ( S + A ) - SECTSTART ) >> 2 ) ) ))
ARC_RELOC_HOWTO(AC_SECTFOFF_S9, 38, \
ARC_RELOC_HOWTO(AC_SECTOFF_S9, 38, \
2, \
9, \
replace_disp9ls, \
bitfield, \
( ( S + A ) - SECTSTART ))
( ME ( ( ( ( S + A ) - SECTSTART ) - 256 ) ) ))
ARC_RELOC_HOWTO(AC_SECTFOFF_S9_1, 39, \
ARC_RELOC_HOWTO(AC_SECTOFF_S9_1, 39, \
2, \
9, \
replace_disp9ls, \
bitfield, \
( ( ( S + A ) - SECTSTART ) >> 1 ))
( ME ( ( ( ( ( S + A ) - SECTSTART ) - 256 ) >> 1 ) ) ))
ARC_RELOC_HOWTO(AC_SECTFOFF_S9_2, 40, \
ARC_RELOC_HOWTO(AC_SECTOFF_S9_2, 40, \
2, \
9, \
replace_disp9ls, \
bitfield, \
( ( ( S + A ) - SECTSTART ) >> 2 ))
( ME ( ( ( ( ( S + A ) - SECTSTART ) - 256 ) >> 2 ) ) ))
ARC_RELOC_HOWTO(ARC_SECTOFF_ME_1, 41, \
2, \
@ -309,6 +309,13 @@ ARC_RELOC_HOWTO(ARC_SECTOFF_2, 44, \
bitfield, \
( ( ( S - SECTSTART ) + A ) >> 2 ))
ARC_RELOC_HOWTO(ARC_SDA_12, 45, \
2, \
12, \
replace_disp12s, \
signed, \
( ME ( ( ( S + A ) - _SDA_BASE_ ) ) ))
ARC_RELOC_HOWTO(ARC_SDA16_ST2, 48, \
1, \
9, \

15
include/opcode/arc-func.h
View file

@ -264,3 +264,18 @@ replace_disp9s1 (unsigned insn, int value ATTRIBUTE_UNUSED)
}
#endif /* REPLACE_disp9s1 */
/* mask = 00000000000000000000111111222222. */
#ifndef REPLACE_disp12s
#define REPLACE_disp12s
ATTRIBUTE_UNUSED static unsigned
replace_disp12s (unsigned insn, int value ATTRIBUTE_UNUSED)
{
insn = insn & ~0xfff;
insn |= ((value >> 0) & 0x003f) << 6;
insn |= ((value >> 6) & 0x003f) << 0;
return insn;
}
#endif /* REPLACE_disp12s */