llvm-project/llvm/test/Analysis/AssumptionCache/basic.ll

23 lines
585 B
LLVM

; RUN: opt < %s -disable-output -passes='print<assumptions>' 2>&1 | FileCheck %s
target datalayout = "e-i64:64-f80:128-n8:16:32:64-S128"
declare void @llvm.assume(i1)
define void @test1(i32 %a) {
; CHECK-LABEL: Cached assumptions for function: test1
; CHECK-NEXT: icmp ne i32 %{{.*}}, 0
; CHECK-NEXT: icmp slt i32 %{{.*}}, 0
; CHECK-NEXT: icmp sgt i32 %{{.*}}, 0
entry:
%cond1 = icmp ne i32 %a, 0
call void @llvm.assume(i1 %cond1)
%cond2 = icmp slt i32 %a, 0
call void @llvm.assume(i1 %cond2)
%cond3 = icmp sgt i32 %a, 0
call void @llvm.assume(i1 %cond3)
ret void
}