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75 lines
2.7 KiB
LLVM
75 lines
2.7 KiB
LLVM
; PR892
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; RUN: opt < %s -scalarrepl -S | FileCheck %s
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target datalayout = "e-p:32:32-p1:16:16-n8:16:32"
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target triple = "i686-apple-darwin8.7.2"
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%struct.Val = type { i32*, i32 }
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define i8* @test(i16* %X) {
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; CHECK-LABEL: @test(
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; CHECK-NOT: alloca
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; CHECK: ret i8*
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%X_addr = alloca i16* ; <i16**> [#uses=2]
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store i16* %X, i16** %X_addr
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%X_addr.upgrd.1 = bitcast i16** %X_addr to i8** ; <i8**> [#uses=1]
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%tmp = load i8** %X_addr.upgrd.1 ; <i8*> [#uses=1]
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ret i8* %tmp
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}
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define i8 addrspace(1)* @test_as1(i16 addrspace(1)* %x) {
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; CHECK-LABEL: @test_as1(
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; CHECK-NEXT: %1 = ptrtoint i16 addrspace(1)* %x to i16
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; CHECK-NEXT: %2 = inttoptr i16 %1 to i8 addrspace(1)*
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; CHECK-NEXT: ret i8 addrspace(1)* %2
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%x_addr = alloca i16 addrspace(1)*
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store i16 addrspace(1)* %x, i16 addrspace(1)** %x_addr
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%x_addr.upgrd.1 = bitcast i16 addrspace(1)** %x_addr to i8 addrspace(1)**
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%tmp = load i8 addrspace(1)** %x_addr.upgrd.1
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ret i8 addrspace(1)* %tmp
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}
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define i8 addrspace(1)* @test_as1_array(i16 addrspace(1)* %x) {
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; CHECK-LABEL: @test_as1_array(
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; CHECK-NEXT: %1 = ptrtoint i16 addrspace(1)* %x to i16
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; CHECK-NEXT: %2 = inttoptr i16 %1 to i8 addrspace(1)*
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; CHECK-NEXT: ret i8 addrspace(1)* %2
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%as_ptr_array = alloca [4 x i16 addrspace(1)*]
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%elem1 = getelementptr [4 x i16 addrspace(1)*]* %as_ptr_array, i32 0, i32 1
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store i16 addrspace(1)* %x, i16 addrspace(1)** %elem1
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%elem1.cast = bitcast i16 addrspace(1)** %elem1 to i8 addrspace(1)**
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%tmp = load i8 addrspace(1)** %elem1.cast
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ret i8 addrspace(1)* %tmp
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}
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define void @test2(i64 %Op.0) {
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; CHECK-LABEL: @test2(
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; CHECK-NOT: alloca
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; CHECK: ret void
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%tmp = alloca %struct.Val, align 8 ; <%struct.Val*> [#uses=3]
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%tmp1 = alloca %struct.Val, align 8 ; <%struct.Val*> [#uses=3]
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%tmp.upgrd.2 = call i64 @_Z3foov( ) ; <i64> [#uses=1]
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%tmp1.upgrd.3 = bitcast %struct.Val* %tmp1 to i64* ; <i64*> [#uses=1]
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store i64 %tmp.upgrd.2, i64* %tmp1.upgrd.3
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%tmp.upgrd.4 = getelementptr %struct.Val* %tmp, i32 0, i32 0 ; <i32**> [#uses=1]
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%tmp2 = getelementptr %struct.Val* %tmp1, i32 0, i32 0 ; <i32**> [#uses=1]
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%tmp.upgrd.5 = load i32** %tmp2 ; <i32*> [#uses=1]
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store i32* %tmp.upgrd.5, i32** %tmp.upgrd.4
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%tmp3 = getelementptr %struct.Val* %tmp, i32 0, i32 1 ; <i32*> [#uses=1]
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%tmp4 = getelementptr %struct.Val* %tmp1, i32 0, i32 1 ; <i32*> [#uses=1]
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%tmp.upgrd.6 = load i32* %tmp4 ; <i32> [#uses=1]
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store i32 %tmp.upgrd.6, i32* %tmp3
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%tmp7 = bitcast %struct.Val* %tmp to { i64 }* ; <{ i64 }*> [#uses=1]
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%tmp8 = getelementptr { i64 }* %tmp7, i32 0, i32 0 ; <i64*> [#uses=1]
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%tmp9 = load i64* %tmp8 ; <i64> [#uses=1]
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call void @_Z3bar3ValS_( i64 %Op.0, i64 %tmp9 )
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ret void
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}
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declare i64 @_Z3foov()
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declare void @_Z3bar3ValS_(i64, i64)
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