xref: /aosp_15_r20/external/llvm/test/Transforms/InstCombine/fold-calls.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; RUN: opt -instcombine -S < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker; This shouldn't fold, because sin(inf) is invalid.
4*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @foo(
5*9880d681SAndroid Build Coastguard Worker; CHECK:   %t = call double @sin(double 0x7FF0000000000000)
6*9880d681SAndroid Build Coastguard Workerdefine double @foo() {
7*9880d681SAndroid Build Coastguard Worker  %t = call double @sin(double 0x7FF0000000000000)
8*9880d681SAndroid Build Coastguard Worker  ret double %t
9*9880d681SAndroid Build Coastguard Worker}
10*9880d681SAndroid Build Coastguard Worker
11*9880d681SAndroid Build Coastguard Worker; This should fold.
12*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @bar(
13*9880d681SAndroid Build Coastguard Worker; CHECK:   ret double 0.0
14*9880d681SAndroid Build Coastguard Workerdefine double @bar() {
15*9880d681SAndroid Build Coastguard Worker  %t = call double @sin(double 0.0)
16*9880d681SAndroid Build Coastguard Worker  ret double %t
17*9880d681SAndroid Build Coastguard Worker}
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerdeclare double @sin(double)
20