forked from OSchip/llvm-project
80 lines
4.1 KiB
LLVM
80 lines
4.1 KiB
LLVM
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; RUN: opt -basicaa -inline -S -sroa -gvn -instcombine < %s | FileCheck %s
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; PR5009
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; CHECK: define i32 @main()
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; CHECK-NEXT: entry:
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; CHECK-NEXT: call void @exit(i32 38)
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-apple-darwin10.0.0"
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%struct.cont_t = type { void (i8*, i32)*, i8* }
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%struct.foo_sf_t = type { %struct.cont_t*, i32 }
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define i32 @main() nounwind ssp {
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entry:
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%cont = alloca %struct.cont_t, align 8 ; <%struct.cont_t*> [#uses=4]
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%tmp = getelementptr inbounds %struct.cont_t, %struct.cont_t* %cont, i32 0, i32 0 ; <void (i8*, i32)**> [#uses=1]
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%tmp1 = getelementptr inbounds %struct.cont_t, %struct.cont_t* %cont, i32 0, i32 0 ; <void (i8*, i32)**> [#uses=2]
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store void (i8*, i32)* bitcast (void (%struct.cont_t*, i32)* @quit to void (i8*, i32)*), void (i8*, i32)** %tmp1
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%tmp2 = load void (i8*, i32)*, void (i8*, i32)** %tmp1 ; <void (i8*, i32)*> [#uses=1]
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store void (i8*, i32)* %tmp2, void (i8*, i32)** %tmp
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%tmp3 = getelementptr inbounds %struct.cont_t, %struct.cont_t* %cont, i32 0, i32 1 ; <i8**> [#uses=1]
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store i8* null, i8** %tmp3
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call void @foo(%struct.cont_t* %cont)
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ret i32 0
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}
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define internal void @quit(%struct.cont_t* %cont, i32 %rcode) nounwind ssp {
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entry:
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call void @exit(i32 %rcode) noreturn
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unreachable
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}
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define internal void @foo(%struct.cont_t* %c) nounwind ssp {
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entry:
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%sf = alloca %struct.foo_sf_t, align 8 ; <%struct.foo_sf_t*> [#uses=3]
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%next = alloca %struct.cont_t, align 8 ; <%struct.cont_t*> [#uses=3]
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%tmp = getelementptr inbounds %struct.foo_sf_t, %struct.foo_sf_t* %sf, i32 0, i32 0 ; <%struct.cont_t**> [#uses=1]
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store %struct.cont_t* %c, %struct.cont_t** %tmp
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%tmp2 = getelementptr inbounds %struct.foo_sf_t, %struct.foo_sf_t* %sf, i32 0, i32 1 ; <i32*> [#uses=1]
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store i32 2, i32* %tmp2
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%tmp4 = getelementptr inbounds %struct.cont_t, %struct.cont_t* %next, i32 0, i32 0 ; <void (i8*, i32)**> [#uses=1]
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store void (i8*, i32)* bitcast (void (%struct.foo_sf_t*, i32)* @foo2 to void (i8*, i32)*), void (i8*, i32)** %tmp4
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%tmp5 = getelementptr inbounds %struct.cont_t, %struct.cont_t* %next, i32 0, i32 1 ; <i8**> [#uses=1]
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%conv = bitcast %struct.foo_sf_t* %sf to i8* ; <i8*> [#uses=1]
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store i8* %conv, i8** %tmp5
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call void @bar(%struct.cont_t* %next, i32 14)
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ret void
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}
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define internal void @foo2(%struct.foo_sf_t* %sf, i32 %y) nounwind ssp {
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entry:
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%tmp1 = getelementptr inbounds %struct.foo_sf_t, %struct.foo_sf_t* %sf, i32 0, i32 0 ; <%struct.cont_t**> [#uses=1]
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%tmp2 = load %struct.cont_t*, %struct.cont_t** %tmp1 ; <%struct.cont_t*> [#uses=1]
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%tmp3 = getelementptr inbounds %struct.cont_t, %struct.cont_t* %tmp2, i32 0, i32 0 ; <void (i8*, i32)**> [#uses=1]
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%tmp4 = load void (i8*, i32)*, void (i8*, i32)** %tmp3 ; <void (i8*, i32)*> [#uses=1]
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%tmp6 = getelementptr inbounds %struct.foo_sf_t, %struct.foo_sf_t* %sf, i32 0, i32 0 ; <%struct.cont_t**> [#uses=1]
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%tmp7 = load %struct.cont_t*, %struct.cont_t** %tmp6 ; <%struct.cont_t*> [#uses=1]
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%conv = bitcast %struct.cont_t* %tmp7 to i8* ; <i8*> [#uses=1]
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%tmp9 = getelementptr inbounds %struct.foo_sf_t, %struct.foo_sf_t* %sf, i32 0, i32 1 ; <i32*> [#uses=1]
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%tmp10 = load i32, i32* %tmp9 ; <i32> [#uses=1]
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%mul = mul i32 %tmp10, %y ; <i32> [#uses=1]
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call void %tmp4(i8* %conv, i32 %mul)
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ret void
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}
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define internal void @bar(%struct.cont_t* %c, i32 %y) nounwind ssp {
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entry:
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%tmp1 = getelementptr inbounds %struct.cont_t, %struct.cont_t* %c, i32 0, i32 0 ; <void (i8*, i32)**> [#uses=1]
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%tmp2 = load void (i8*, i32)*, void (i8*, i32)** %tmp1 ; <void (i8*, i32)*> [#uses=1]
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%tmp4 = getelementptr inbounds %struct.cont_t, %struct.cont_t* %c, i32 0, i32 1 ; <i8**> [#uses=1]
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%tmp5 = load i8*, i8** %tmp4 ; <i8*> [#uses=1]
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%add = add nsw i32 %y, 5 ; <i32> [#uses=1]
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call void %tmp2(i8* %tmp5, i32 %add)
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ret void
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}
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declare void @exit(i32) noreturn
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