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