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Add support for ARM's v5TE architecture and Intel's XScale extenstions

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This commit is contained in:
Nick Clifton
2000-11-30 01:55:12 +00:00
parent 2a1aa0e97c
commit f1129fb8ff
12 changed files with 1772 additions and 251 deletions
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59
sim/arm/wrapper.c
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@@ -114,6 +114,8 @@ ARMul_Debug (ARMul_State * state ATTRIBUTE_UNUSED, ARMword pc ATTRIBUTE_UNUSED,
return 0;
}
int SWI_vector_installed = FALSE;
int
sim_write (sd, addr, buffer, size)
SIM_DESC sd ATTRIBUTE_UNUSED;
@@ -125,6 +127,9 @@ sim_write (sd, addr, buffer, size)
init ();
if ((addr <= 0x8) && ((addr + size) >= 0x8))
SWI_vector_installed = TRUE;
for (i = 0; i < size; i++)
ARMul_WriteByte (state, addr + i, buffer[i]);
@@ -216,37 +221,47 @@ sim_create_inferior (sd, abfd, argv, env)
"Unknown machine type; please update sim_create_inferior.\n");
/* fall through */
case 0: /* arm */
case 0:
/* We wouldn't set the machine type with earlier toolchains, so we
explicitly select a processor capable of supporting all ARM
32bit mode. */
/* fall through */
case 5: /* armv4 */
case 6: /* armv4t */
case 7: /* armv5 */
case 8: /* armv5t */
if (mach == 7 || mach == 8)
ARMul_SelectProcessor (state, ARM_v5_Prop);
else
ARMul_SelectProcessor (state, ARM_v4_Prop);
/* Reset mode to ARM. A gdb user may rerun a program that had entered
THUMB mode from the start and cause the ARM-mode startup code to be
executed in THUMB mode. */
ARMul_SetCPSR (state, USER32MODE);
explicitly select a processor capable of supporting all ARMs in
32bit mode. */
case bfd_mach_arm_5:
case bfd_mach_arm_5T:
ARMul_SelectProcessor (state, ARM_v5_Prop);
break;
case 3: /* armv3 */
case 4: /* armv3m */
case bfd_mach_arm_5TE:
ARMul_SelectProcessor (state, ARM_v5_Prop | ARM_v5e_Prop);
break;
case bfd_mach_arm_XScale:
ARMul_SelectProcessor (state, ARM_v5_Prop | ARM_v5e_Prop | ARM_XScale_Prop);
break;
case bfd_mach_arm_4:
case bfd_mach_arm_4T:
ARMul_SelectProcessor (state, ARM_v4_Prop);
break;
case bfd_mach_arm_3:
case bfd_mach_arm_3M:
ARMul_SelectProcessor (state, ARM_Lock_Prop);
break;
case 1: /* armv2 */
case 2: /* armv2a */
case bfd_mach_arm_2:
case bfd_mach_arm_2a:
ARMul_SelectProcessor (state, ARM_Fix26_Prop);
break;
}
if (mach > 3)
{
/* Reset mode to ARM. A gdb user may rerun a program that had entered
THUMB mode from the start and cause the ARM-mode startup code to be
executed in THUMB mode. */
ARMul_SetCPSR (state, USER32MODE);
}
if (argv != NULL)
{
/*
@@ -354,6 +369,7 @@ sim_store_register (sd, rn, memory, length)
int length ATTRIBUTE_UNUSED;
{
init ();
if (rn == 25)
{
state->Cpsr = frommem (state, memory);
@@ -374,6 +390,7 @@ sim_fetch_register (sd, rn, memory, length)
ARMword regval;
init ();
if (rn < 16)
regval = ARMul_GetReg (state, state->Mode, rn);
else if (rn == 25) /* FIXME: use PS_REGNUM from gdb/config/arm/tm-arm.h */