mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-26 21:32:10 +00:00
39f4e8d9cc
This update was done with the following bash script:
find test/Transforms -name "*.ll" | \
while read NAME; do
echo "$NAME"
if ! grep -q "^; *RUN: *llc" $NAME; then
TEMP=`mktemp -t temp`
cp $NAME $TEMP
sed -n "s/^define [^@]*@\([A-Za-z0-9_]*\)(.*$/\1/p" < $NAME | \
while read FUNC; do
sed -i '' "s/;\(.*\)\([A-Za-z0-9_]*\):\( *\)@$FUNC\([( ]*\)\$/;\1\2-LABEL:\3@$FUNC(/g" $TEMP
done
mv $TEMP $NAME
fi
done
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186268 91177308-0d34-0410-b5e6-96231b3b80d8
46 lines
1.3 KiB
LLVM
46 lines
1.3 KiB
LLVM
; Test that the strcpy library call simplifier works correctly.
|
|
; rdar://6839935
|
|
; RUN: opt < %s -instcombine -S | FileCheck %s
|
|
;
|
|
; This transformation requires the pointer size, as it assumes that size_t is
|
|
; the size of a pointer.
|
|
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32"
|
|
|
|
@hello = constant [6 x i8] c"hello\00"
|
|
@a = common global [32 x i8] zeroinitializer, align 1
|
|
@b = common global [32 x i8] zeroinitializer, align 1
|
|
|
|
declare i8* @strcpy(i8*, i8*)
|
|
|
|
define void @test_simplify1() {
|
|
; CHECK-LABEL: @test_simplify1(
|
|
|
|
%dst = getelementptr [32 x i8]* @a, i32 0, i32 0
|
|
%src = getelementptr [6 x i8]* @hello, i32 0, i32 0
|
|
|
|
call i8* @strcpy(i8* %dst, i8* %src)
|
|
; CHECK: @llvm.memcpy.p0i8.p0i8.i32
|
|
ret void
|
|
}
|
|
|
|
define i8* @test_simplify2() {
|
|
; CHECK-LABEL: @test_simplify2(
|
|
|
|
%dst = getelementptr [32 x i8]* @a, i32 0, i32 0
|
|
|
|
%ret = call i8* @strcpy(i8* %dst, i8* %dst)
|
|
; CHECK: ret i8* getelementptr inbounds ([32 x i8]* @a, i32 0, i32 0)
|
|
ret i8* %ret
|
|
}
|
|
|
|
define i8* @test_no_simplify1() {
|
|
; CHECK-LABEL: @test_no_simplify1(
|
|
|
|
%dst = getelementptr [32 x i8]* @a, i32 0, i32 0
|
|
%src = getelementptr [32 x i8]* @b, i32 0, i32 0
|
|
|
|
%ret = call i8* @strcpy(i8* %dst, i8* %src)
|
|
; CHECK: call i8* @strcpy
|
|
ret i8* %ret
|
|
}
|