| ; RUN: llc < %s -mtriple=arm-apple-ios5.0 -mcpu=cortex-a8 | FileCheck %s -check-prefix=A8 |
| ; RUN: llc < %s -mtriple=arm-apple-ios5.0 -mcpu=swift | FileCheck %s -check-prefix=SWIFT |
| ; RUN: llc < %s -mtriple=thumbv7-apple-macho -mcpu=cortex-a8 | FileCheck %s -check-prefix=A8 |
| |
| ; rdar://12481395 |
| |
| define void @foo(i32 %x, i32 %y, i32* nocapture %P) nounwind ssp { |
| entry: |
| ; A8-LABEL: foo: |
| ; A8: bl ___divmodsi4 |
| ; A8-NOT: bl ___divmodsi4 |
| |
| ; SWIFT-LABEL: foo: |
| ; SWIFT: sdiv |
| ; SWIFT: mls |
| ; SWIFT-NOT: bl __divmodsi4 |
| %div = sdiv i32 %x, %y |
| store i32 %div, i32* %P, align 4 |
| %rem = srem i32 %x, %y |
| %arrayidx6 = getelementptr inbounds i32, i32* %P, i32 1 |
| store i32 %rem, i32* %arrayidx6, align 4 |
| ret void |
| } |
| |
| define void @bar(i32 %x, i32 %y, i32* nocapture %P) nounwind ssp { |
| entry: |
| ; A8-LABEL: bar: |
| ; A8: bl ___udivmodsi4 |
| ; A8-NOT: bl ___udivmodsi4 |
| |
| ; SWIFT-LABEL: bar: |
| ; SWIFT: udiv |
| ; SWIFT: mls |
| ; SWIFT-NOT: bl __udivmodsi4 |
| %div = udiv i32 %x, %y |
| store i32 %div, i32* %P, align 4 |
| %rem = urem i32 %x, %y |
| %arrayidx6 = getelementptr inbounds i32, i32* %P, i32 1 |
| store i32 %rem, i32* %arrayidx6, align 4 |
| ret void |
| } |
| |
| ; rdar://9280991 |
| @flags = external unnamed_addr global i32 |
| @tabsize = external unnamed_addr global i32 |
| |
| define void @do_indent(i32 %cols) nounwind { |
| entry: |
| ; A8-LABEL: do_indent: |
| ; SWIFT-LABEL: do_indent: |
| %0 = load i32, i32* @flags, align 4 |
| %1 = and i32 %0, 67108864 |
| %2 = icmp eq i32 %1, 0 |
| br i1 %2, label %bb1, label %bb |
| |
| bb: |
| ; A8: bl ___divmodsi4 |
| ; SWIFT: sdiv |
| ; SWIFT: mls |
| ; SWIFT-NOT: bl __divmodsi4 |
| %3 = load i32, i32* @tabsize, align 4 |
| %4 = srem i32 %cols, %3 |
| %5 = sdiv i32 %cols, %3 |
| %6 = tail call i32 @llvm.objectsize.i32.p0i8(i8* null, i1 false) |
| %7 = tail call i8* @__memset_chk(i8* null, i32 9, i32 %5, i32 %6) nounwind |
| br label %bb1 |
| |
| bb1: |
| %line_indent_len.0 = phi i32 [ %4, %bb ], [ 0, %entry ] |
| %8 = getelementptr inbounds i8, i8* null, i32 %line_indent_len.0 |
| store i8 0, i8* %8, align 1 |
| ret void |
| } |
| |
| declare i32 @llvm.objectsize.i32.p0i8(i8*, i1) nounwind readnone |
| declare i8* @__memset_chk(i8*, i32, i32, i32) nounwind |
| |
| ; rdar://11714607 |
| define i32 @howmany(i32 %x, i32 %y) nounwind { |
| entry: |
| ; A8-LABEL: howmany: |
| ; A8: bl ___udivmodsi4 |
| ; A8-NOT: ___udivsi3 |
| |
| ; SWIFT-LABEL: howmany: |
| ; SWIFT: udiv |
| ; SWIFT: mls |
| ; SWIFT-NOT: bl __udivmodsi4 |
| %rem = urem i32 %x, %y |
| %div = udiv i32 %x, %y |
| %not.cmp = icmp ne i32 %rem, 0 |
| %add = zext i1 %not.cmp to i32 |
| %cond = add i32 %add, %div |
| ret i32 %cond |
| } |