mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-01 16:33:37 +01:00
28 lines
1.0 KiB
LLVM
28 lines
1.0 KiB
LLVM
; Test that the StrCmpOptimizer works correctly
|
|
; RUN: llvm-upgrade < %s | llvm-as | opt -simplify-libcalls | llvm-dis | \
|
|
; RUN: not grep {call.*strcmp}
|
|
|
|
declare int %strcmp(sbyte*,sbyte*)
|
|
declare int %puts(sbyte*)
|
|
%hello = constant [6 x sbyte] c"hello\00"
|
|
%hell = constant [5 x sbyte] c"hell\00"
|
|
%null = constant [1 x sbyte] c"\00"
|
|
|
|
implementation ; Functions:
|
|
|
|
int %main () {
|
|
%hello_p = getelementptr [6 x sbyte]* %hello, int 0, int 0
|
|
%hell_p = getelementptr [5 x sbyte]* %hell, int 0, int 0
|
|
%null_p = getelementptr [1 x sbyte]* %null, int 0, int 0
|
|
%temp1 = call int %strcmp(sbyte* %hello_p, sbyte* %hello_p)
|
|
%temp2 = call int %strcmp(sbyte* %null_p, sbyte* %null_p)
|
|
%temp3 = call int %strcmp(sbyte* %hello_p, sbyte* %null_p)
|
|
%temp4 = call int %strcmp(sbyte* %null_p, sbyte* %hello_p)
|
|
%temp5 = call int %strcmp(sbyte* %hell_p, sbyte* %hello_p)
|
|
%rslt1 = add int %temp1, %temp2
|
|
%rslt2 = add int %rslt1, %temp3
|
|
%rslt3 = add int %rslt2, %temp4
|
|
%rslt4 = add int %rslt3, %temp5
|
|
ret int %rslt4
|
|
}
|