Imported Upstream version 5.18.0.234

Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f

external/llvm/test/CodeGen/ARM/log2_not_readnone.ll

@@ -1,15 +0,0 @@
-; RUN: llc -mtriple=arm-linux-gnueabi %s -o - | FileCheck %s
-
-; Log2 and exp2 are string-matched to intrinsics. If they are not declared
-; readnone, they can't be changed to intrinsics (because they can change errno).
-
-declare double @log2(double)
-declare double @exp2(double)
-
-define void @f() {
-       ; CHECK: bl log2
-       %1 = call double @log2(double 0.000000e+00)
-       ; CHECK: bl exp2
-       %2 = call double @exp2(double 0.000000e+00)
-       ret void
-}