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ppc: cleanup register types 

- use target_ulong for gpr and dyngen registers
- remove ppc_gpr_t type
- define 64-bit dyngen registers for GPE register on 32-bit targets

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5154 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2008-09-04 05:26:09 +00:00
parent f78fb44e82
commit bd7d9a6d7b
4 changed files with 21 additions and 21 deletions
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19
target-ppc/cpu.h
View File

@ -27,13 +27,11 @@
#if defined (TARGET_PPC64)
/* PowerPC 64 definitions */
typedef uint64_t ppc_gpr_t;
#define TARGET_LONG_BITS 64
#define TARGET_PAGE_BITS 12
#else /* defined (TARGET_PPC64) */
/* PowerPC 32 definitions */
typedef uint32_t ppc_gpr_t;
#define TARGET_LONG_BITS 32
#if defined(TARGET_PPCEMB)
@ -531,19 +529,22 @@ struct CPUPPCState {
/* First are the most commonly used resources
* during translated code execution
*/
#if (TARGET_LONG_BITS > HOST_LONG_BITS) || !defined(TARGET_PPC64)
#if TARGET_LONG_BITS > HOST_LONG_BITS
target_ulong t0, t1, t2;
#endif
#if !defined(TARGET_PPC64)
/* temporary fixed-point registers
* used to emulate 64 bits registers on 32 bits hosts
* used to emulate 64 bits registers on 32 bits targets
*/
uint64_t t0, t1, t2;
uint64_t t0_64, t1_64, t2_64;
#endif
ppc_avr_t avr0, avr1, avr2;
/* general purpose registers */
ppc_gpr_t gpr[32];
target_ulong gpr[32];
#if !defined(TARGET_PPC64)
/* Storage for GPR MSB, used by the SPE extension */
ppc_gpr_t gprh[32];
target_ulong gprh[32];
#endif
/* LR */
target_ulong lr;
@ -561,7 +562,7 @@ struct CPUPPCState {
/* machine state register */
target_ulong msr;
/* temporary general purpose registers */
ppc_gpr_t tgpr[4]; /* Used to speed-up TLB assist handlers */
target_ulong tgpr[4]; /* Used to speed-up TLB assist handlers */
/* Floating point execution context */
/* temporary float registers */
@ -614,7 +615,7 @@ struct CPUPPCState {
ppc_avr_t avr[32];
uint32_t vscr;
/* SPE registers */
ppc_gpr_t spe_acc;
target_ulong spe_acc;
float_status spe_status;
uint32_t spe_fscr;

15
target-ppc/exec.h
View File

@ -39,17 +39,16 @@ register struct CPUPPCState *env asm(AREG0);
#define T2 (env->t2)
#define TDX "%016" PRIx64
#else
register unsigned long T0 asm(AREG1);
register unsigned long T1 asm(AREG2);
register unsigned long T2 asm(AREG3);
register target_ulong T0 asm(AREG1);
register target_ulong T1 asm(AREG2);
register target_ulong T2 asm(AREG3);
#define TDX "%016lx"
#endif
/* We may, sometime, need 64 bits registers on 32 bits targets */
#if (HOST_LONG_BITS == 32)
/* no registers can be used */
#define T0_64 (env->t0)
#define T1_64 (env->t1)
#define T2_64 (env->t2)
#if !defined(TARGET_PPC64)
#define T0_64 (env->t0_64)
#define T1_64 (env->t1_64)
#define T2_64 (env->t2_64)
#else
#define T0_64 T0
#define T1_64 T1

2
target-ppc/helper_regs.h
View File

@ -42,7 +42,7 @@ static always_inline void hreg_store_xer (CPUPPCState *env, target_ulong value)
/* Swap temporary saved registers with GPRs */
static always_inline void hreg_swap_gpr_tgpr (CPUPPCState *env)
{
ppc_gpr_t tmp;
target_ulong tmp;
tmp = env->gpr[0];
env->gpr[0] = env->tgpr[0];

6
target-ppc/translate.c
View File

@ -90,13 +90,13 @@ void ppc_translate_init(void)
#endif
#if !defined(TARGET_PPC64)
cpu_T64[0] = tcg_global_mem_new(TCG_TYPE_I64,
TCG_AREG0, offsetof(CPUState, t0),
TCG_AREG0, offsetof(CPUState, t0_64),
"T0_64");
cpu_T64[1] = tcg_global_mem_new(TCG_TYPE_I64,
TCG_AREG0, offsetof(CPUState, t1),
TCG_AREG0, offsetof(CPUState, t1_64),
"T1_64");
cpu_T64[2] = tcg_global_mem_new(TCG_TYPE_I64,
TCG_AREG0, offsetof(CPUState, t2),
TCG_AREG0, offsetof(CPUState, t2_64),
"T2_64");
#endif