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25 lines
641 B
LLVM
25 lines
641 B
LLVM
; RUN: llvm-as %s -o - | llvm-dis > %t1.ll;
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; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
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; RUN: diff %t1.ll %t2.ll
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; Demonstrate all of the variable argument handling intrinsic functions plus
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; the va_arg instruction.
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implementation
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declare void %llvm.va_start(i8** %ap)
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declare void %llvm.va_copy(i8** %aq, i8** %ap)
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declare void %llvm.va_end(i8** %ap)
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define i33 %test(i33 %X, ...) {
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%ap = alloca i8*
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call void %llvm.va_start(i8** %ap)
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%tmp = va_arg i8** %ap, i33
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%aq = alloca i8*
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call void %llvm.va_copy(i8** %aq, i8** %ap)
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call void %llvm.va_end(i8** %aq)
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call void %llvm.va_end(i8** %ap)
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ret i33 %tmp
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}
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