mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-21 00:32:23 +00:00
c88e681498
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21675 91177308-0d34-0410-b5e6-96231b3b80d8
22 lines
714 B
LLVM
22 lines
714 B
LLVM
; Test that the StrChrOptimizer works correctly
|
|
; RUN: llvm-as < %s | opt -simplify-libcalls | llvm-dis | not grep 'call.*%strchr'
|
|
|
|
declare sbyte* %strchr(sbyte*,int)
|
|
declare int %puts(sbyte*)
|
|
%hello = constant [14 x sbyte] c"hello world\n\00"
|
|
%null = constant [1 x sbyte] c"\00"
|
|
|
|
implementation ; Functions:
|
|
|
|
int %main () {
|
|
%hello_p = getelementptr [14 x sbyte]* %hello, int 0, int 0
|
|
%null_p = getelementptr [1 x sbyte]* %null, int 0, int 0
|
|
|
|
%world = call sbyte* %strchr(sbyte* %hello_p, int 119 )
|
|
%ignore = call sbyte* %strchr(sbyte* %null_p, int 119 )
|
|
%len = call int %puts(sbyte* %world)
|
|
%index = add int %len, 112
|
|
%result = call sbyte* %strchr(sbyte* %hello_p, int %index)
|
|
ret int %index
|
|
}
|