diff options
| author |   Alexandre Oliva <aoliva@redhat.com> | 2000-07-04 06:52:30 +0000 |
|---|---|---|
| committer | Alexandre Oliva <aoliva@redhat.com> | 2000-07-04 06:52:30 +0000 |
| commit | e063aa3bd8d3712e37a287603d3256282c209def (patch) | |
| tree | 7e016132f8291cc7f4fdb5f8d129816f2e58495e /sim/arm/armemu.h | |
| parent | * armemu.c (LoadSMult): Use WriteR15() to discard the least (diff) | |
| download | binutils-gdb-e063aa3bd8d3712e37a287603d3256282c209def.tar.gz binutils-gdb-e063aa3bd8d3712e37a287603d3256282c209def.tar.bz2 binutils-gdb-e063aa3bd8d3712e37a287603d3256282c209def.zip | |
* armemu.h (INSN_SIZE): New macro.
(SET_ABORT): Save CPSR in SPSR and set LR.
* armemu.c (ARMul_Emulate, isize): Set to INSN_SIZE.
(WriteR15, WriteSR15): Do not discard bit 1 in Thumb mode.
* arminit.c (ARMul_Abort): Use new SETABORT and INSN_SIZE.
Diffstat (limited to 'sim/arm/armemu.h')
| -rw-r--r-- | sim/arm/armemu.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/sim/arm/armemu.h b/sim/arm/armemu.h index ad89294ffac..de836cb4c78 100644 --- a/sim/arm/armemu.h +++ b/sim/arm/armemu.h @@ -73,6 +73,9 @@ extern ARMword isize; #define SETT state->TFlag = 1 #define CLEART state->TFlag = 0 #define ASSIGNT(res) state->TFlag = res +#define INSN_SIZE (TFLAG ? 2 : 4) +#else +#define INSN_SIZE 4 #endif #define NFLAG state->NFlag @@ -179,7 +182,13 @@ extern ARMword isize; state->Reg[15] = R15PC | ((s) & (CCBITS | R15INTBITS | R15MODEBITS)) ; \ ARMul_R15Altered (state) ; \ } -#define SETABORT(i,m) state->Cpsr = ECC | EINT | (i) | (m) +#define SETABORT(i,m,d) do { \ + int SETABORT_mode = (m); \ + ARMul_SetSPSR (state, SETABORT_mode, ARMul_GetCPSR (state)); \ + ARMul_SetCPSR (state, ((ARMul_GetCPSR (state) & ~(EMODE | TBIT)) \ + | (i) | SETABORT_mode)); \ + state->Reg[14] = temp - (d); \ +} while (0) #ifndef MODE32 #define VECTORS 0x20 |