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52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
// #target: x64-darwin
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module test;
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struct Event
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{
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int op;
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}
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func Event test(int x)
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{
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Event foo = { 1 };
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Event bar = { 2 };
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return x ? foo : bar;
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}
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// #expect: test.ll
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@Event = linkonce_odr constant i8 1
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@.__const = private constant %Event { i32 1 }, align 4
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@.__const.1 = private constant %Event { i32 2 }, align 4
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; Function Attrs: nounwind
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define i32 @test.test(i32 %0) #0 {
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entry:
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%x = alloca i32, align 4
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%foo = alloca %Event, align 4
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%bar = alloca %Event, align 4
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%taddr = alloca %Event, align 4
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store i32 %0, i32* %x, align 4
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%1 = bitcast %Event* %foo to i8*
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 4 %1, i8* align 4 bitcast (%Event* @.__const to i8*), i32 4, i1 false)
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%2 = bitcast %Event* %bar to i8*
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 4 %2, i8* align 4 bitcast (%Event* @.__const.1 to i8*), i32 4, i1 false)
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%3 = load i32, i32* %x, align 4
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%intbool = icmp ne i32 %3, 0
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br i1 %intbool, label %cond.lhs, label %cond.rhs
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cond.lhs: ; preds = %entry
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%4 = load %Event, %Event* %foo, align 4
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br label %cond.phi
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cond.rhs: ; preds = %entry
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%5 = load %Event, %Event* %bar, align 4
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br label %cond.phi
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cond.phi: ; preds = %cond.rhs, %cond.lhs
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%val = phi %Event [ %4, %cond.lhs ], [ %5, %cond.rhs ]
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store %Event %val, %Event* %taddr, align 4
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%6 = getelementptr inbounds %Event, %Event* %taddr, i32 0, i32 0
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%7 = load i32, i32* %6, align 4
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ret i32 %7
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} |