FreeChainXenon/binutils-gdb
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* compile.c (sim_resume): Handle "ldm.l" and "stm.l".

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HMSE H8/S.
This commit is contained in:
Jeff Law 1996-07-02 07:37:50 +00:00
parent 6687c9531d
commit 171f4664be
2 changed files with 57 additions and 2 deletions
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10
sim/h8300/ChangeLog
View file

@ -1,3 +1,13 @@
start-sanitize-h8s
Tue Jul 2 01:37:27 1996 Jeffrey A Law (law@cygnus.com)
* compile.c (sim_resume): Handle "ldm.l" and "stm.l".
Wed Jun 26 08:58:53 1996 Jeffrey A Law (law@cygnus.com)
* compile.c (h8300smode): Declare.
end-sanitize-h8s
Wed Jun 26 12:20:56 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
* Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,

49
sim/h8300/compile.c
View file

@ -74,7 +74,7 @@ int debug;
#endif
#ifndef SEXTCHAR
#define SEXTCHAR(x) ((x & 0x80) ? (x | ~0xff):x)
#define SEXTCHAR(x) ((x & 0x80) ? (x | ~0xff): x & 0xff)
#endif
#define UEXTCHAR(x) ((x) & 0xff)
@ -84,6 +84,9 @@ int debug;
static cpu_state_type cpu;
int h8300hmode = 0;
/* start-sanitize-h8s */
int h8300smode = 0;
/* end-sanitize-h8s */
static int memory_size;
@ -1424,6 +1427,42 @@ sim_resume (step, siggnal)
case O (O_NOP, SB):
goto next;
/* start-sanitize-h8s */
case O (O_STM, SL):
{
int nregs, firstreg, i;
nregs = GET_MEMORY_B (pc + 1);
nregs >>= 4;
nregs &= 0xf;
firstreg = GET_MEMORY_B (pc + 3);
firstreg &= 0xf;
for (i = firstreg; i <= firstreg + nregs; i++)
{
cpu.regs[7] -= 4;
SET_MEMORY_L (cpu.regs[7], cpu.regs[i]);
}
}
goto next;
case O (O_LDM, SL):
{
int nregs, firstreg, i;
nregs = GET_MEMORY_B (pc + 1);
nregs >>= 4;
nregs &= 0xf;
firstreg = GET_MEMORY_B (pc + 3);
firstreg &= 0xf;
for (i = firstreg; i >= firstreg - nregs; i--)
{
cpu.regs[i] = GET_MEMORY_L (cpu.regs[7]);
cpu.regs[7] += 4;
}
}
goto next;
/* end-sanitize-h8s */
default:
cpu.exception = SIGILL;
goto end;
@ -1892,7 +1931,13 @@ sim_load (prog, from_tty)
if ((abfd = bfd_openr (prog, "coff-h8300")) != 0)
{
if (bfd_check_format (abfd, bfd_object))
set_h8300h (abfd->arch_info->mach == bfd_mach_h8300h);
{
set_h8300h (abfd->arch_info->mach == bfd_mach_h8300h
/* start-sanitize-h8s */
|| abfd->arch_info->mach == bfd_mach_h8300s
/* end-sanitize-h8s */
);
}
bfd_close (abfd);
}