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Add a test case for SPrintFOptimization.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21674 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2005-05-03 17:08:45 +00:00
parent f166ec612e
commit 82be985b99
1 changed files with 32 additions and 0 deletions
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32
test/Transforms/SimplifyLibCalls/SPrintF.ll Normal file
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; Test that the SPrintFOptimizer works correctly
; RUN: llvm-as < %s | opt -simplify-libcalls | llvm-dis | not grep 'call.*sprintf'
declare int %sprintf(sbyte*,sbyte*,...)
declare int %puts(sbyte*)
%hello = constant [6 x sbyte] c"hello\00"
%null = constant [1 x sbyte] c"\00"
%null_hello = constant [7 x sbyte] c"\00hello\00"
%fmt1 = constant [3 x sbyte] c"%s\00"
%fmt2 = constant [3 x sbyte] c"%c\00"
implementation ; Functions:
int %main () {
%target = alloca [1024 x sbyte]
%target_p = getelementptr [1024 x sbyte]* %target, int 0, int 0
%hello_p = getelementptr [6 x sbyte]* %hello, int 0, int 0
%null_p = getelementptr [1 x sbyte]* %null, int 0, int 0
%nh_p = getelementptr [7 x sbyte]* %null_hello, int 0, int 0
%fmt1_p = getelementptr [3 x sbyte]* %fmt1, int 0, int 0
%fmt2_p = getelementptr [3 x sbyte]* %fmt2, int 0, int 0
store sbyte 0, sbyte* %target_p
%r1 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %hello_p)
%r2 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %null_p)
%r3 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %nh_p)
%r4 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %fmt1_p, sbyte* %hello_p)
%r5 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %fmt2_p, int 82)
%r6 = add int %r1, %r2
%r7 = add int %r3, %r6
%r8 = add int %r5, %r7
ret int %r8
}