1 ; RUN: llc < %s -mcpu=arm1136jf-s -verify-machineinstrs | FileCheck %s 2 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32" 3 target triple = "armv6-apple-ios0.0.0" 4 5 ; Don't CSE a cmp across a call that clobbers CPSR. 6 ; 7 ; CHECK: cmp 8 ; CHECK: S_trimzeros 9 ; CHECK: cmp 10 ; CHECK: strlen 11 12 @F_floatmul.man1 = external global [200 x i8], align 1 13 @F_floatmul.man2 = external global [200 x i8], align 1 14 15 declare i32 @strlen(i8* nocapture) nounwind readonly 16 declare void @S_trimzeros(...) 17 18 define i8* @F_floatmul(i8* %f1, i8* %f2) nounwind ssp { 19 entry: 20 br i1 undef, label %while.end42, label %while.body37 21 22 while.body37: ; preds = %while.body37, %entry 23 br i1 false, label %while.end42, label %while.body37 24 25 while.end42: ; preds = %while.body37, %entry 26 %. = select i1 undef, i8* getelementptr inbounds ([200 x i8], [200 x i8]* @F_floatmul.man1, i32 0, i32 0), i8* getelementptr inbounds ([200 x i8], [200 x i8]* @F_floatmul.man2, i32 0, i32 0) 27 %.92 = select i1 undef, i8* getelementptr inbounds ([200 x i8], [200 x i8]* @F_floatmul.man2, i32 0, i32 0), i8* getelementptr inbounds ([200 x i8], [200 x i8]* @F_floatmul.man1, i32 0, i32 0) 28 tail call void bitcast (void (...)* @S_trimzeros to void (i8*)*)(i8* %.92) nounwind 29 %call47 = tail call i32 @strlen(i8* %.) nounwind 30 unreachable 31 } 32
