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Enhance the disassembler so that it will reliably determine whether a reloc applies to the middle of the next insn.

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PR 24907
binutils* objdump.c (null_print): New function.
	(disassemble_bytes): Delete previous_octets local and replace with
	a test of the max_reloc_offset_into_insn field of the
	bfd_arch_info structure.  If a reloc is a potential match for the
	next insn, then perform a dummy disassembly in order to calculate
	its real length.

bfd	* archures.c (bfd_arch_info_type): Add max_reloc_offset_into_insn
	field.
	(bfd_default_arch_struct): Initialise the new field.
	* bfd-in2.h: Regenerate.
	* cpu-aarch64.c: Initialise the new field.
	* cpu-alpha.c: Likewise.
	* cpu-arc.c: Likewise.
	* cpu-arm.c: Likewise.
	* cpu-avr.c: Likewise.
	* cpu-bfin.c: Likewise.
	* cpu-bpf.c: Likewise.
	* cpu-cr16.c: Likewise.
	* cpu-cr16c.c: Likewise.
	* cpu-cris.c: Likewise.
	* cpu-crx.c: Likewise.
	* cpu-csky.c: Likewise.
	* cpu-d10v.c: Likewise.
	* cpu-d30v.c: Likewise.
	* cpu-dlx.c: Likewise.
	* cpu-epiphany.c: Likewise.
	* cpu-fr30.c: Likewise.
	* cpu-frv.c: Likewise.
	* cpu-ft32.c: Likewise.
	* cpu-h8300.c: Likewise.
	* cpu-hppa.c: Likewise.
	* cpu-i386.c: Likewise.
	* cpu-ia64.c: Likewise.
	* cpu-iamcu.c: Likewise.
	* cpu-ip2k.c: Likewise.
	* cpu-iq2000.c: Likewise.
	* cpu-k1om.c: Likewise.
	* cpu-l1om.c: Likewise.
	* cpu-lm32.c: Likewise.
	* cpu-m10200.c: Likewise.
	* cpu-m10300.c: Likewise.
	* cpu-m32c.c: Likewise.
	* cpu-m32r.c: Likewise.
	* cpu-m68hc11.c: Likewise.
	* cpu-m68hc12.c: Likewise.
	* cpu-m68k.c: Likewise.
	* cpu-m9s12x.c: Likewise.
	* cpu-m9s12xg.c: Likewise.
	* cpu-mcore.c: Likewise.
	* cpu-mep.c: Likewise.
	* cpu-metag.c: Likewise.
	* cpu-microblaze.c: Likewise.
	* cpu-mips.c: Likewise.
	* cpu-mmix.c: Likewise.
	* cpu-moxie.c: Likewise.
	* cpu-msp430.c: Likewise.
	* cpu-mt.c: Likewise.
	* cpu-nds32.c: Likewise.
	* cpu-nfp.c: Likewise.
	* cpu-nios2.c: Likewise.
	* cpu-ns32k.c: Likewise.
	* cpu-or1k.c: Likewise.
	* cpu-pdp11.c: Likewise.
	* cpu-pj.c: Likewise.
	* cpu-plugin.c: Likewise.
	* cpu-powerpc.c: Likewise.
	* cpu-pru.c: Likewise.
	* cpu-riscv.c: Likewise.
	* cpu-rl78.c: Likewise.
	* cpu-rs6000.c: Likewise.
	* cpu-rx.c: Likewise.
	* cpu-s12z.c: Likewise.
	* cpu-s390.c: Likewise.
	* cpu-score.c: Likewise.
	* cpu-sh.c: Likewise.
	* cpu-sparc.c: Likewise.
	* cpu-spu.c: Likewise.
	* cpu-tic30.c: Likewise.
	* cpu-tic4x.c: Likewise.
	* cpu-tic54x.c: Likewise.
	* cpu-tic6x.c: Likewise.
	* cpu-tic80.c: Likewise.
	* cpu-tilegx.c: Likewise.
	* cpu-tilepro.c: Likewise.
	* cpu-v850.c: Likewise.
	* cpu-v850_rh850.c: Likewise.
	* cpu-vax.c: Likewise.
	* cpu-visium.c: Likewise.
	* cpu-wasm32.c: Likewise.
	* cpu-xc16x.c: Likewise.
	* cpu-xgate.c: Likewise.
	* cpu-xstormy16.c: Likewise.
	* cpu-xtensa.c: Likewise.
	* cpu-z80.c: Likewise.
	* cpu-z8k.c: Likewise.

gas	* testsuite/gas/arm/pr24907.s: New test.
	* testsuite/gas/arm/pr24907.d: Expected disassembly.
This commit is contained in:
Nick Clifton
2019-09-10 15:20:58 +01:00
parent efd0b3103f
commit aebcfb76fc
93 changed files with 1280 additions and 2552 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
bfd/cpu-m32c.c
View File

@@ -35,38 +35,13 @@ m32c_scan (const bfd_arch_info_type * info, const char * string)
return bfd_default_scan (info, string);
}
static const bfd_arch_info_type arch_info_struct[] =
{
{
32, /* bits per word */
32, /* bits per address */
8, /* bits per byte */
bfd_arch_m32c, /* architecture */
bfd_mach_m32c, /* machine */
"m32c", /* architecture name */
"m32c", /* printable name */
3, /* section align power */
FALSE, /* the default ? */
bfd_default_compatible, /* architecture comparison fn */
m32c_scan, /* string to architecture convert fn */
bfd_arch_default_fill, /* Default fill. */
NULL /* next in list */
},
};
#define N(number, print, align, default, next) \
{ 32, 32, 8, bfd_arch_m32c, number, "m32c", print, align, default, \
bfd_default_compatible, m32c_scan, bfd_arch_default_fill, next, 0 }
static const bfd_arch_info_type arch_info_struct =
N (bfd_mach_m32c, "m32c", 3, FALSE, NULL);
const bfd_arch_info_type bfd_m32c_arch =
{
32, /* Bits per word. */
32, /* Bits per address. */
8, /* Bits per byte. */
bfd_arch_m32c, /* Architecture. */
bfd_mach_m16c, /* Machine. */
"m32c", /* Architecture name. */
"m16c", /* Printable name. */
4, /* Section align power. */
TRUE, /* The default ? */
bfd_default_compatible, /* Architecture comparison fn. */
m32c_scan, /* String to architecture convert fn. */
bfd_arch_default_fill, /* Default fill. */
&arch_info_struct[0], /* Next in list. */
};
N (bfd_mach_m16c, "m16c", 4, TRUE, &arch_info_struct);