Files
clang-p2996/llvm/test/Transforms/FunctionSpecialization/function-specialization-recursive4.ll
Alexandros Lamprineas 8136a0172b [FuncSpec] Make the Function Specializer part of the IPSCCP pass.
Reland 877a9f9abe since D138654 (parent)
has been fixed with 9ebaf4fef4 and with
8f1e11c5a7.

Differential Revision: https://reviews.llvm.org/D126455
2022-12-10 14:39:49 +00:00

32 lines
808 B
LLVM

; RUN: opt -passes=ipsccp -specialize-functions -force-function-specialization -func-specialization-max-iters=2 -S < %s | FileCheck %s
; Alloca is not an integer type:
;
; CHECK: @recursiveFunc.1
; CHECK-NOT: @recursiveFunc.2
@Global = internal constant i32 1, align 4
define internal void @recursiveFunc(ptr nocapture readonly %arg) {
%temp = alloca float, align 4
%arg.load = load i32, ptr %arg, align 4
%arg.cmp = icmp slt i32 %arg.load, 4
br i1 %arg.cmp, label %block6, label %ret.block
block6:
call void @print_val(i32 %arg.load)
%arg.add = add nsw i32 %arg.load, 1
call void @recursiveFunc(ptr nonnull %temp)
br label %ret.block
ret.block:
ret void
}
define i32 @main() {
call void @recursiveFunc(ptr nonnull @Global)
ret i32 0
}
declare dso_local void @print_val(i32)