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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,106 @@ | ||
| [= Autogen5 template upc =] | ||
|
|
||
| switch (op_num) | ||
| {[= | ||
| FOR upc_op =][= | ||
| IF (exist? "op_atomic_ok") =][= | ||
| IF (= (get "op_mode") "access") =] | ||
| case [=op_upc_name=]_OP:[= | ||
| CASE op_upc_name =][= | ||
| = 'UPC_GET' =] | ||
| __atomic_load (target_ptr, &orig_value, __ATOMIC_SEQ_CST);[= | ||
| = 'UPC_SET' =] | ||
| if (fetch_ptr == NULL) | ||
| __atomic_store (target_ptr, operand1, __ATOMIC_SEQ_CST); | ||
| else | ||
| __atomic_exchange (target_ptr, operand1, &orig_value, | ||
| /* memmodel */ __ATOMIC_SEQ_CST);[= | ||
| = 'UPC_CSWAP' =] | ||
| orig_value = *operand1; | ||
| /* __atomic_compare_exchange will return the previous value | ||
| in &orig_value independent of whether operand2 is written | ||
| to the target location. */[= | ||
| IF (= (get "type_abbrev") "PTS") =] | ||
| op_ok = __atomic_compare_exchange (target_ptr, &orig_value, operand2, | ||
| /* weak */ 0, | ||
| /* success_memmodel */ __ATOMIC_SEQ_CST, | ||
| /* failure_memmodel */ __ATOMIC_SEQ_CST); | ||
| /* If the previous compare exchange operation failed, check | ||
| for UPC PTS equality (which ignores phase). If the pointers | ||
| compare as equal, try again. */ | ||
| if (!op_ok && (orig_value == *operand1)) | ||
| { | ||
| (void) __atomic_compare_exchange (target_ptr, | ||
| &orig_value, operand2, | ||
| /* weak */ 0, | ||
| /* success_memmodel */ __ATOMIC_SEQ_CST, | ||
| /* failure_memmodel */ __ATOMIC_SEQ_CST); | ||
| }[= | ||
| ELSE =] | ||
| (void) __atomic_compare_exchange (target_ptr, | ||
| &orig_value, operand2, | ||
| /* weak */ 0, | ||
| /* success_memmodel */ __ATOMIC_SEQ_CST, | ||
| /* failure_memmodel */ __ATOMIC_SEQ_CST);[= | ||
| ENDIF =][= | ||
| ESAC =] | ||
| break;[= | ||
| ENDIF =][= | ||
| IF (or (and (exist? "type_numeric_op_ok") | ||
| (= (get "op_mode") "numeric")) | ||
| (and (exist? "type_bit_op_ok") | ||
| (= (get "op_mode") "logical"))) =] | ||
| case [=op_upc_name=]_OP:[= | ||
| IF (and (not (exist? "type_floating_point")) | ||
| (~* (get "op_upc_name") | ||
| "UPC_(ADD|SUB|INC|DEC|AND|OR|XOR)$")) =][= | ||
| CASE op_upc_name =][= | ||
| ~* 'UPC_(ADD|SUB|AND|OR|XOR)$' =] | ||
| orig_value = __atomic_fetch_[=op_name=] (target_ptr, *operand1, | ||
| __ATOMIC_SEQ_CST);[= | ||
| = 'UPC_INC' =] | ||
| orig_value = __atomic_fetch_add (target_ptr, ([=type_c_name=]) 1, | ||
| __ATOMIC_SEQ_CST);[= | ||
| = 'UPC_DEC' =] | ||
| orig_value = __atomic_fetch_sub (target_ptr, ([=type_c_name=]) 1, | ||
| __ATOMIC_SEQ_CST);[= | ||
| ESAC =][= | ||
| ELSE =][= | ||
| (define op_calc "") =][= | ||
| CASE op_upc_name =][= | ||
| ~* 'UPC_(ADD|SUB|AND|OR|XOR)$' =][= | ||
| (set! op_calc | ||
| (string-append "orig_value " | ||
| (get "op_op") | ||
| " *operand1")) =][= | ||
| ~* 'UPC_(INC|DEC)$' =][= | ||
| (set! op_calc | ||
| (string-append "orig_value " | ||
| (get "op_op") | ||
| " (" (get "type_c_name") ") 1")) =][= | ||
| = 'UPC_MULT' =][= | ||
| (set! op_calc "orig_value * *operand1") =][= | ||
| = 'UPC_MIN' =][= | ||
| (set! op_calc | ||
| "(*operand1 < orig_value) ? *operand1 : orig_value") =][= | ||
| = 'UPC_MAX' =][= | ||
| (set! op_calc | ||
| "(*operand1 > orig_value) ? *operand1 : orig_value") =][= | ||
| ESAC =] | ||
| do | ||
| { | ||
| __atomic_load (target_ptr, &orig_value, __ATOMIC_SEQ_CST); | ||
| new_value = [= (. op_calc) =]; | ||
| } | ||
| while (!__atomic_compare_exchange (target_ptr, &orig_value, &new_value, | ||
| /* weak */ 0, | ||
| /* success_memmodel */ __ATOMIC_SEQ_CST, | ||
| /* failure_memmodel */ __ATOMIC_SEQ_CST));[= | ||
| ENDIF =] | ||
| break;[= | ||
| ENDIF =][= | ||
| ENDIF =][= | ||
| ENDFOR =] | ||
| default: break; | ||
| } | ||
|
|
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