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tcg-s390: Remove useless preprocessor conditions

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We only support 64-bit code generation for s390x.
Don't clutter the code with ifdefs that suggest otherwise.

Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2013-03-26 16:39:50 -04:00
parent a4924e8bb5
commit a01fc30da4
2 changed files with 5 additions and 14 deletions
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17
tcg/s390/tcg-target.c
View file

@ -24,6 +24,11 @@
* THE SOFTWARE.
*/
/* We only support generating code for 64-bit mode. */
#if TCG_TARGET_REG_BITS != 64
#error "unsupported code generation mode"
#endif
/* ??? The translation blocks produced by TCG are generally small enough to
be entirely reachable with a 16-bit displacement. Leaving the option for
a 32-bit displacement here Just In Case. */
@ -252,9 +257,6 @@ static const int tcg_target_call_iarg_regs[] = {
static const int tcg_target_call_oarg_regs[] = {
TCG_REG_R2,
#if TCG_TARGET_REG_BITS == 32
TCG_REG_R3
#endif
};
#define S390_CC_EQ 8
@ -1620,14 +1622,9 @@ static void tcg_out_qemu_st(TCGContext* s, const TCGArg* args, int opc)
#endif
}
#if TCG_TARGET_REG_BITS == 64
# define OP_32_64(x) \
case glue(glue(INDEX_op_,x),_i32): \
case glue(glue(INDEX_op_,x),_i64)
#else
# define OP_32_64(x) \
case glue(glue(INDEX_op_,x),_i32)
#endif
static inline void tcg_out_op(TCGContext *s, TCGOpcode opc,
const TCGArg *args, const int *const_args)
@ -1870,7 +1867,6 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc,
tcg_out_qemu_st(s, args, LD_UINT64);
break;
#if TCG_TARGET_REG_BITS == 64
case INDEX_op_mov_i64:
tcg_out_mov(s, TCG_TYPE_I64, args[0], args[1]);
break;
@ -2035,7 +2031,6 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc,
case INDEX_op_qemu_ld32s:
tcg_out_qemu_ld(s, args, LD_INT32);
break;
#endif /* TCG_TARGET_REG_BITS == 64 */
default:
fprintf(stderr,"unimplemented opc 0x%x\n",opc);
@ -2104,7 +2099,6 @@ static const TCGTargetOpDef s390_op_defs[] = {
{ INDEX_op_qemu_st32, { "L", "L" } },
{ INDEX_op_qemu_st64, { "L", "L" } },
#if defined(__s390x__)
{ INDEX_op_mov_i64, { "r", "r" } },
{ INDEX_op_movi_i64, { "r" } },
@ -2157,7 +2151,6 @@ static const TCGTargetOpDef s390_op_defs[] = {
{ INDEX_op_qemu_ld32u, { "r", "L" } },
{ INDEX_op_qemu_ld32s, { "r", "L" } },
#endif
{ -1 },
};

2
tcg/s390/tcg-target.h
View file

@ -70,7 +70,6 @@ typedef enum TCGReg {
#define TCG_TARGET_HAS_mulu2_i32 0
#define TCG_TARGET_HAS_muls2_i32 0
#if TCG_TARGET_REG_BITS == 64
#define TCG_TARGET_HAS_div2_i64 1
#define TCG_TARGET_HAS_rot_i64 1
#define TCG_TARGET_HAS_ext8s_i64 1
@ -95,7 +94,6 @@ typedef enum TCGReg {
#define TCG_TARGET_HAS_sub2_i64 0
#define TCG_TARGET_HAS_mulu2_i64 0
#define TCG_TARGET_HAS_muls2_i64 0
#endif
/* used for function call generation */
#define TCG_REG_CALL_STACK TCG_REG_R15