; RUN: opt -passes=inline %s -S | FileCheck %s target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64" target triple = "thumbv7m-arm-none-eabi" ; Check we don't inline loops at -Oz. They tend to be larger than we ; expect. ; CHECK: define ptr @H @digits = constant [16 x i8] c"0123456789ABCDEF", align 1 define ptr @H(ptr %p, i32 %val, i32 %num) #0 { entry: br label %do.body do.body: ; preds = %do.body, %entry %p.addr.0 = phi ptr [ %p, %entry ], [ %incdec.ptr, %do.body ] %val.addr.0 = phi i32 [ %val, %entry ], [ %shl, %do.body ] %num.addr.0 = phi i32 [ %num, %entry ], [ %dec, %do.body ] %shr = lshr i32 %val.addr.0, 28 %arrayidx = getelementptr inbounds [16 x i8], ptr @digits, i32 0, i32 %shr %0 = load i8, ptr %arrayidx, align 1 %incdec.ptr = getelementptr inbounds i8, ptr %p.addr.0, i32 1 store i8 %0, ptr %p.addr.0, align 1 %shl = shl i32 %val.addr.0, 4 %dec = add i32 %num.addr.0, -1 %tobool = icmp eq i32 %dec, 0 br i1 %tobool, label %do.end, label %do.body do.end: ; preds = %do.body %scevgep = getelementptr i8, ptr %p, i32 %num ret ptr %scevgep } define nonnull ptr @call1(ptr %p, i32 %val, i32 %num) #0 { entry: ; CHECK: tail call ptr @H %call = tail call ptr @H(ptr %p, i32 %val, i32 %num) #0 ret ptr %call } define nonnull ptr @call2(ptr %p, i32 %val) #0 { entry: ; CHECK: tail call ptr @H %call = tail call ptr @H(ptr %p, i32 %val, i32 32) #0 ret ptr %call } attributes #0 = { minsize optsize }