add binding to read icmp predicate

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141287 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Torok Edwin
2011-10-06 12:13:20 +00:00
parent 4f661ab0fb
commit 4917ec9ec7
5 changed files with 27 additions and 0 deletions

View File

@@ -705,6 +705,8 @@ external instr_end : llbasicblock -> (llbasicblock, llvalue) llrev_pos
external instr_pred : llvalue -> (llbasicblock, llvalue) llrev_pos
= "llvm_instr_pred"
external icmp_predicate : llvalue -> Icmp.t option = "llvm_instr_icmp_predicate"
let rec iter_instrs_range f i e =
if i = e then () else
match i with

View File

@@ -1435,6 +1435,8 @@ val instr_pred : llvalue -> (llbasicblock, llvalue) llrev_pos
val fold_right_instrs: (llvalue -> 'a -> 'a) -> llbasicblock -> 'a -> 'a
val icmp_predicate : llvalue -> Icmp.t option
(** {7 Operations on call sites} *)
(** [instruction_call_conv ci] is the calling convention for the call or invoke

View File

@@ -1010,6 +1010,19 @@ DEFINE_ITERATORS(instr, Instruction, LLVMBasicBlockRef, LLVMValueRef,
LLVMGetInstructionParent)
/* llvalue -> ICmp.t */
CAMLprim value llvm_instr_icmp_predicate(LLVMValueRef Val) {
CAMLparam0();
int x = LLVMGetICmpPredicate(Val);
if (x) {
value Option = alloc(1, 0);
Field(Option, 0) = Val_int(x - LLVMIntEQ);
CAMLreturn(Option);
}
CAMLreturn(Val_int(0));
}
/*--... Operations on call sites ...........................................--*/
/* llvalue -> int */