forked from OSchip/llvm-project
57 lines
1.5 KiB
LLVM
57 lines
1.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; This test ensures that alloca instructions in the entry block for an inlined
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; function are moved to the top of the function they are inlined into.
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;
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; RUN: opt -S -inline < %s | FileCheck %s
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; RUN: opt -S -passes='cgscc(inline)' < %s | FileCheck %s
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define i32 @func(i32 %i) {
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%X = alloca i32
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store i32 %i, i32* %X
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ret i32 %i
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}
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declare void @bar()
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define i32 @main(i32 %argc) {
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; CHECK-LABEL: @main(
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; CHECK-NEXT: Entry:
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; CHECK-NEXT: [[X_I:%.*]] = alloca i32
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;
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Entry:
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call void @bar( )
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%X = call i32 @func( i32 7 )
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%Y = add i32 %X, %argc
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ret i32 %Y
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}
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; https://llvm.org/bugs/show_bug.cgi?id=27277
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; Don't assume that the size is a ConstantInt (an undef value is also a constant).
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define void @PR27277(i32 %p1) {
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; CHECK-LABEL: @PR27277(
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; CHECK-NEXT: [[VLA:%.*]] = alloca double, i32 %p1
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; CHECK-NEXT: call void @PR27277(i32 undef)
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; CHECK-NEXT: ret void
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;
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%vla = alloca double, i32 %p1
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call void @PR27277(i32 undef)
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ret void
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}
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; Don't assume that the size is a ConstantInt (a ConstExpr is also a constant).
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@GV = common global i32* null
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define void @PR27277_part2(i32 %p1) {
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; CHECK-LABEL: @PR27277_part2(
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; CHECK-NEXT: [[VLA:%.*]] = alloca double, i32 %p1
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; CHECK-NEXT: call void @PR27277_part2(i32 ptrtoint (i32** @GV to i32))
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; CHECK-NEXT: ret void
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;
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%vla = alloca double, i32 %p1
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call void @PR27277_part2(i32 ptrtoint (i32** @GV to i32))
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ret void
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}
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