transform: update stringtobytes test to opaque pointers

Этот коммит содержится в:
Ayke van Laethem 2023-03-16 20:15:28 +01:00 коммит произвёл Damian Gryski
родитель e0f3333cc3
коммит 4acb1a5845
2 изменённых файлов: 20 добавлений и 20 удалений

26
transform/testdata/stringtobytes.ll предоставленный
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@ -3,30 +3,30 @@ target triple = "x86_64--linux"
@str = constant [6 x i8] c"foobar"
declare { i8*, i64, i64 } @runtime.stringToBytes(i8*, i64)
declare { ptr, i64, i64 } @runtime.stringToBytes(ptr, i64)
declare void @printSlice(i8* nocapture readonly, i64, i64)
declare void @printSlice(ptr nocapture readonly, i64, i64)
declare void @writeToSlice(i8* nocapture, i64, i64)
declare void @writeToSlice(ptr nocapture, i64, i64)
; Test that runtime.stringToBytes can be fully optimized away.
define void @testReadOnly() {
entry:
%0 = call fastcc { i8*, i64, i64 } @runtime.stringToBytes(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @str, i32 0, i32 0), i64 6)
%1 = extractvalue { i8*, i64, i64 } %0, 0
%2 = extractvalue { i8*, i64, i64 } %0, 1
%3 = extractvalue { i8*, i64, i64 } %0, 2
call fastcc void @printSlice(i8* %1, i64 %2, i64 %3)
%0 = call fastcc { ptr, i64, i64 } @runtime.stringToBytes(ptr @str, i64 6)
%1 = extractvalue { ptr, i64, i64 } %0, 0
%2 = extractvalue { ptr, i64, i64 } %0, 1
%3 = extractvalue { ptr, i64, i64 } %0, 2
call fastcc void @printSlice(ptr %1, i64 %2, i64 %3)
ret void
}
; Test that even though the slice is written to, some values can be propagated.
define void @testReadWrite() {
entry:
%0 = call fastcc { i8*, i64, i64 } @runtime.stringToBytes(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @str, i32 0, i32 0), i64 6)
%1 = extractvalue { i8*, i64, i64 } %0, 0
%2 = extractvalue { i8*, i64, i64 } %0, 1
%3 = extractvalue { i8*, i64, i64 } %0, 2
call fastcc void @writeToSlice(i8* %1, i64 %2, i64 %3)
%0 = call fastcc { ptr, i64, i64 } @runtime.stringToBytes(ptr @str, i64 6)
%1 = extractvalue { ptr, i64, i64 } %0, 0
%2 = extractvalue { ptr, i64, i64 } %0, 1
%3 = extractvalue { ptr, i64, i64 } %0, 2
call fastcc void @writeToSlice(ptr %1, i64 %2, i64 %3)
ret void
}

14
transform/testdata/stringtobytes.out.ll предоставленный
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@ -3,22 +3,22 @@ target triple = "x86_64--linux"
@str = constant [6 x i8] c"foobar"
declare { i8*, i64, i64 } @runtime.stringToBytes(i8*, i64)
declare { ptr, i64, i64 } @runtime.stringToBytes(ptr, i64)
declare void @printSlice(i8* nocapture readonly, i64, i64)
declare void @printSlice(ptr nocapture readonly, i64, i64)
declare void @writeToSlice(i8* nocapture, i64, i64)
declare void @writeToSlice(ptr nocapture, i64, i64)
define void @testReadOnly() {
entry:
call fastcc void @printSlice(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @str, i32 0, i32 0), i64 6, i64 6)
call fastcc void @printSlice(ptr @str, i64 6, i64 6)
ret void
}
define void @testReadWrite() {
entry:
%0 = call fastcc { i8*, i64, i64 } @runtime.stringToBytes(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @str, i32 0, i32 0), i64 6)
%1 = extractvalue { i8*, i64, i64 } %0, 0
call fastcc void @writeToSlice(i8* %1, i64 6, i64 6)
%0 = call fastcc { ptr, i64, i64 } @runtime.stringToBytes(ptr @str, i64 6)
%1 = extractvalue { ptr, i64, i64 } %0, 0
call fastcc void @writeToSlice(ptr %1, i64 6, i64 6)
ret void
}