1; Test to ensure that the LTO pipelines add pass to build the TargetLibraryInfo 2; using the specified target triple. 3 4; Check with regular LTO 5; RUN: llvm-as < %s >%t1 6; RUN: llvm-lto -exported-symbol=main -o %t2 %t1 7; RUN: llvm-nm %t2 | FileCheck %s 8; Check with ThinLTO. Use llvm-lto2 since this adds earlier passes requiring 9; the TargetLibraryInfo with ThinLTO (WholeProgramDevirt). 10; RUN: opt -module-summary -o %t1 %s 11; RUN: llvm-lto2 run -r %t1,main,plx -o %t2 %t1 12; RUN: llvm-nm %t2.1 | FileCheck %s 13 14; We check that LTO will be aware of target triple and prevent exp2 to ldexpf 15; transformation on Windows. 16; CHECK: U exp2f 17 18target datalayout = "e-m:w-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 19target triple = "x86_64-pc-windows-msvc19.11.0" 20 21define dso_local i32 @main(i32 %argc, i8** nocapture readnone %argv) local_unnamed_addr { 22entry: 23 %conv = sitofp i32 %argc to float 24 %exp2 = tail call float @llvm.exp2.f32(float %conv) 25 %conv1 = fptosi float %exp2 to i32 26 ret i32 %conv1 27} 28 29; Function Attrs: nounwind readnone speculatable 30declare float @llvm.exp2.f32(float) 31 32