mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-22 07:32:48 +00:00
397fa21f27
and add a case that has uses. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23424 91177308-0d34-0410-b5e6-96231b3b80d8
37 lines
1.6 KiB
LLVM
37 lines
1.6 KiB
LLVM
; Test that the SPrintFOptimizer works correctly
|
|
; RUN: llvm-as < %s | opt -simplify-libcalls -disable-output &&
|
|
; 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 %foo (sbyte* %p) {
|
|
%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)
|
|
%r4.1 = call int (sbyte*,sbyte*,...)* %sprintf(sbyte* %target_p, sbyte* %fmt1_p, sbyte* %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
|
|
%r9 = add int %r8, %r4
|
|
%r10 = add int %r9, %r4.1
|
|
ret int %r10
|
|
}
|