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authordim <dim@FreeBSD.org>2012-08-15 19:34:23 +0000
committerdim <dim@FreeBSD.org>2012-08-15 19:34:23 +0000
commit721c201bd55ffb73cb2ba8d39e0570fa38c44e15 (patch)
treeeacfc83d988e4b9d11114387ae7dc41243f2a363 /test/Integer/varargs_new_bt.ll
parent2b2816e083a455f7a656ae88b0fd059d1688bb36 (diff)
downloadFreeBSD-src-721c201bd55ffb73cb2ba8d39e0570fa38c44e15.zip
FreeBSD-src-721c201bd55ffb73cb2ba8d39e0570fa38c44e15.tar.gz
Vendor import of llvm trunk r161861:
http://llvm.org/svn/llvm-project/llvm/trunk@161861
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-; RUN: llvm-as %s -o - | llvm-dis > %t1.ll
-; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
-; RUN: diff %t1.ll %t2.ll
-
-; Demonstrate all of the variable argument handling intrinsic functions plus
-; the va_arg instruction.
-
-declare void @llvm.va_start(i8**)
-declare void @llvm.va_copy(i8**, i8*)
-declare void @llvm.va_end(i8**)
-
-define i31 @test(i31 %X, ...) {
- ; Allocate two va_list items. On this target, va_list is of type i8*
- %ap = alloca i8* ; <i8**> [#uses=4]
- %aq = alloca i8* ; <i8**> [#uses=2]
-
- ; Initialize variable argument processing
- call void @llvm.va_start(i8** %ap)
-
- ; Read a single integer argument
- %tmp = va_arg i8** %ap, i31 ; <i31> [#uses=1]
-
- ; Demonstrate usage of llvm.va_copy and llvm_va_end
- %apv = load i8** %ap ; <i8*> [#uses=1]
- call void @llvm.va_copy(i8** %aq, i8* %apv)
- call void @llvm.va_end(i8** %aq)
-
- ; Stop processing of arguments.
- call void @llvm.va_end(i8** %ap)
- ret i31 %tmp
-
-}
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