On 08/11/2011 02:40 PM, Alexander Graf wrote:
On 11.08.2011, at 13:24, malc wrote:

>  On Thu, 11 Aug 2011, Alexander Graf wrote:
>
>>  While compiling current HEAD on a ppc64 box, I was confronted with the
>>  following compile errors:
>>
>>   tcg/optimize.c: In function ?tcg_constant_folding?:
>>   tcg/optimize.c:546: error: ?INDEX_op_not_i32? undeclared (first use in 
this function)
>>   tcg/optimize.c:546: error: (Each undeclared identifier is reported only 
once
>>   tcg/optimize.c:546: error: for each function it appears in.)
>>   tcg/optimize.c:546: error: ?INDEX_op_not_i64? undeclared (first use in 
this function)
>>   tcg/optimize.c:573: error: ?INDEX_op_ext32u_i64? undeclared (first use in 
this function)
>>   make[1]: *** [tcg/optimize.o] Error 1
>>
>>  Obviously, the optimize.c tries to use TCG opcode constants that are 
optional
>>  and thus not defined in some targets, such as ppc64.
>>
>>  This patch guards them with the proper #ifdefs, so compilation works again.
>>
>>  Signed-off-by: Alexander Graf<ag...@suse.de>
>>  ---
>>  tcg/optimize.c |    8 +++++++-
>>  1 files changed, 7 insertions(+), 1 deletions(-)
>>
>>  diff --git a/tcg/optimize.c b/tcg/optimize.c
>>  index 7eb5eb1..7b4954c 100644
>>  --- a/tcg/optimize.c
>>  +++ b/tcg/optimize.c
>>  @@ -543,7 +543,11 @@ static TCGArg *tcg_constant_folding(TCGContext *s, 
uint16_t *tcg_opc_ptr,
>>              gen_args += 2;
>>              args += 2;
>>              break;
>>  +#if ((TCG_TARGET_REG_BITS == 32)&&  defined(TCG_TARGET_HAS_not_i32)) || \
>>  +    ((TCG_TARGET_REG_BITS == 64)&&  defined(TCG_TARGET_HAS_not_i32)&&  \
>>  +     defined(TCG_TARGET_HAS_not_i64))
>>          CASE_OP_32_64(not):
>>  +#endif
>>  #ifdef TCG_TARGET_HAS_ext8s_i32
>>          case INDEX_op_ext8s_i32:
>>  #endif
>>  @@ -568,8 +572,10 @@ static TCGArg *tcg_constant_folding(TCGContext *s, 
uint16_t *tcg_opc_ptr,
>>  #ifdef TCG_TARGET_HAS_ext16u_i64
>>          case INDEX_op_ext16u_i64:
>>  #endif
>>  -#if TCG_TARGET_REG_BITS == 64
>>  +#if (TCG_TARGET_REG_BITS == 64)&&  defined(TCG_TARGET_HAS_ext32s_i64)
>>          case INDEX_op_ext32s_i64:
>>  +#endif
>>  +#if (TCG_TARGET_REG_BITS == 64)&&  defined(TCG_TARGET_HAS_ext32u_i64)
>>          case INDEX_op_ext32u_i64:
>>  #endif
>>              if (temps[args[1]].state == TCG_TEMP_CONST) {
>>
>
>  Or (not even compile tested):

Sure, but then the next target would pop up with optionals not implemented. The 
real alternative would be to make these ops non-optional :)


Or to have automatic generation of the optionals based on the primitives, if the optionals are not present.

--
error compiling committee.c: too many arguments to function


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