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60 lines
2.7 KiB
LLVM
60 lines
2.7 KiB
LLVM
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; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s
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%struct.S = type { i32}
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@.str = private constant [10 x i8] c"ptr = %p\0A\00", align 1 ; <[10 x i8]*> [#uses=1]
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@.str1 = private constant [8 x i8] c"Failed \00", align 1 ; <[8 x i8]*> [#uses=1]
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@.str2 = private constant [2 x i8] c"0\00", align 1 ; <[2 x i8]*> [#uses=1]
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@.str3 = private constant [7 x i8] c"test.c\00", align 1 ; <[7 x i8]*> [#uses=1]
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@__PRETTY_FUNCTION__.2067 = internal constant [13 x i8] c"aligned_func\00" ; <[13 x i8]*> [#uses=1]
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define void @aligned_func(%struct.S* byval align 64 %obj) nounwind {
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entry:
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%ptr = alloca i8* ; <i8**> [#uses=3]
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%p = alloca i64 ; <i64*> [#uses=3]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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%obj1 = bitcast %struct.S* %obj to i8* ; <i8*> [#uses=1]
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store i8* %obj1, i8** %ptr, align 8
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%0 = load i8** %ptr, align 8 ; <i8*> [#uses=1]
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%1 = ptrtoint i8* %0 to i64 ; <i64> [#uses=1]
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store i64 %1, i64* %p, align 8
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%2 = load i8** %ptr, align 8 ; <i8*> [#uses=1]
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%3 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([10 x i8]* @.str, i64 0, i64 0), i8* %2) nounwind ; <i32> [#uses=0]
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%4 = load i64* %p, align 8 ; <i64> [#uses=1]
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%5 = and i64 %4, 140737488355264 ; <i64> [#uses=1]
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%6 = load i64* %p, align 8 ; <i64> [#uses=1]
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%7 = icmp ne i64 %5, %6 ; <i1> [#uses=1]
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br i1 %7, label %bb, label %bb2
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bb: ; preds = %entry
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%8 = call i32 @puts(i8* getelementptr inbounds ([8 x i8]* @.str1, i64 0, i64 0)) nounwind ; <i32> [#uses=0]
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call void @__assert_fail(i8* getelementptr inbounds ([2 x i8]* @.str2, i64 0, i64 0), i8* getelementptr inbounds ([7 x i8]* @.str3, i64 0, i64 0), i32 18, i8* getelementptr inbounds ([13 x i8]* @__PRETTY_FUNCTION__.2067, i64 0, i64 0)) noreturn nounwind
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unreachable
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bb2: ; preds = %entry
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br label %return
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return: ; preds = %bb2
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ret void
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}
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declare i32 @printf(i8*, ...) nounwind
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declare i32 @puts(i8*)
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declare void @__assert_fail(i8*, i8*, i32, i8*) noreturn nounwind
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define void @main() nounwind {
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entry:
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; CHECK: main
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; CHECK: andq $-64, %rsp
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%s1 = alloca %struct.S ; <%struct.S*> [#uses=4]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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%0 = getelementptr inbounds %struct.S* %s1, i32 0, i32 0 ; <i32*> [#uses=1]
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store i32 1, i32* %0, align 4
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call void @aligned_func(%struct.S* byval align 64 %s1) nounwind
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br label %return
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return: ; preds = %entry
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ret void
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}
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