objdump doesn't correctly disassemble the alternate coding of MOV.L ERs, @(d:32, ERd)
>From the Notes of Table 2.2 in the 2.4 Instruction Code section of the Renesas H8S/2600 Series Programming Manual http://documentation.renesas.com/eng/products/mpumcu/rej09b0139_h8s2600.pdf "2. Bit 7 of the 4th byte of the MOV.L ERs, @(d:32,ERd) instruction can be either 1 or 0." To reproduce: h8300-elf-as mov.s h8300-elf-objdump -wd a.out [...] 0: 01 00 78 80 6b a0 00 00 00 00 mov.l er0,@(0x0:32,er0) a: 01 00 78 80 6b a0 00 00 00 00 mov.l er0,@(0x0:32,er0) 14: 01 00 .word H'1,H'0 16: 78 00 6b a0 00 00 00 00 mov.w r0,@(0x0:32,er0) Content of mov.s: .h8300s mov er0, @(0:32,er0) .byte 1, 0, 0x78, 0x80, 0x6b, 0xa0, 0, 0, 0, 0 .byte 1, 0, 0x78, 0x00, 0x6b, 0xa0, 0, 0, 0, 0 -- Summary: objdump incompletely decodes mov disp:32 instruction Product: binutils Version: 2.17 Status: NEW Severity: minor Priority: P3 Component: binutils AssignedTo: unassigned at sources dot redhat dot com ReportedBy: markus+sw at gyger dot org CC: bug-binutils at gnu dot org GCC build triplet: i386-pc-solaris2.10 GCC host triplet: i386-pc-solaris2.10 GCC target triplet: h8300-elf http://sourceware.org/bugzilla/show_bug.cgi?id=3134 ------- You are receiving this mail because: ------- You are on the CC list for the bug, or are watching someone who is. _______________________________________________ bug-binutils mailing list bug-binutils@gnu.org http://lists.gnu.org/mailman/listinfo/bug-binutils
