tinygo-org/tinygo
1
0
Fork 0
mirror of https://github.com/tinygo-org/tinygo.git synced 2026-07-26 06:38:42 +00:00
Code Issues Packages Projects Releases 6 Wiki Activity

all: move OptimizeMaps to transforms and add tests

Browse Source
This commit is contained in:
Ayke van Laethem
2019-08-17 17:36:07 +02:00
committed by Ron Evans
parent d905476231
commit 8cd2c7502e
5 changed files with 159 additions and 43 deletions
Download Patch File Download Diff File Expand all files Collapse all files
transform/testdata/maps.ll
Vendored
+55
View File
@@ -0,0 +1,55 @@
target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
target triple = "armv7m-none-eabi"
%runtime.hashmap = type { %runtime.hashmap*, i8*, i32, i8, i8, i8 }
@answer = constant [6 x i8] c"answer"
; func(keySize, valueSize uint8, sizeHint uintptr) *runtime.hashmap
declare nonnull %runtime.hashmap* @runtime.hashmapMake(i8, i8, i32)
; func(map[string]int, string, unsafe.Pointer)
declare void @runtime.hashmapStringSet(%runtime.hashmap* nocapture, i8*, i32, i8* nocapture readonly)
; func(map[string]int, string, unsafe.Pointer)
declare i1 @runtime.hashmapStringGet(%runtime.hashmap* nocapture, i8*, i32, i8* nocapture)
define void @testUnused() {
; create the map
%map = call %runtime.hashmap* @runtime.hashmapMake(i8 4, i8 4, i32 0)
; create the value to be stored
%hashmap.value = alloca i32
store i32 42, i32* %hashmap.value
; store the value
%hashmap.value.bitcast = bitcast i32* %hashmap.value to i8*
call void @runtime.hashmapStringSet(%runtime.hashmap* %map, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @answer, i32 0, i32 0), i32 6, i8* %hashmap.value.bitcast)
ret void
}
; Note that the following function should ideally be optimized (it could simply
; return 42), but isn't at the moment.
define i32 @testReadonly() {
; create the map
%map = call %runtime.hashmap* @runtime.hashmapMake(i8 4, i8 4, i32 0)
; create the value to be stored
%hashmap.value = alloca i32
store i32 42, i32* %hashmap.value
; store the value
%hashmap.value.bitcast = bitcast i32* %hashmap.value to i8*
call void @runtime.hashmapStringSet(%runtime.hashmap* %map, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @answer, i32 0, i32 0), i32 6, i8* %hashmap.value.bitcast)
; load the value back
%hashmap.value2 = alloca i32
%hashmap.value2.bitcast = bitcast i32* %hashmap.value2 to i8*
%commaOk = call i1 @runtime.hashmapStringGet(%runtime.hashmap* %map, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @answer, i32 0, i32 0), i32 6, i8* %hashmap.value2.bitcast)
%loadedValue = load i32, i32* %hashmap.value2
ret i32 %loadedValue
}
define %runtime.hashmap* @testUsed() {
%1 = call %runtime.hashmap* @runtime.hashmapMake(i8 4, i8 4, i32 0)
ret %runtime.hashmap* %1
}
transform/testdata/maps.out.ll
Vendored
+34
View File
@@ -0,0 +1,34 @@
target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
target triple = "armv7m-none-eabi"
%runtime.hashmap = type { %runtime.hashmap*, i8*, i32, i8, i8, i8 }
@answer = constant [6 x i8] c"answer"
declare nonnull %runtime.hashmap* @runtime.hashmapMake(i8, i8, i32)
declare void @runtime.hashmapStringSet(%runtime.hashmap* nocapture, i8*, i32, i8* nocapture readonly)
declare i1 @runtime.hashmapStringGet(%runtime.hashmap* nocapture, i8*, i32, i8* nocapture)
define void @testUnused() {
ret void
}
define i32 @testReadonly() {
%map = call %runtime.hashmap* @runtime.hashmapMake(i8 4, i8 4, i32 0)
%hashmap.value = alloca i32
store i32 42, i32* %hashmap.value
%hashmap.value.bitcast = bitcast i32* %hashmap.value to i8*
call void @runtime.hashmapStringSet(%runtime.hashmap* %map, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @answer, i32 0, i32 0), i32 6, i8* %hashmap.value.bitcast)
%hashmap.value2 = alloca i32
%hashmap.value2.bitcast = bitcast i32* %hashmap.value2 to i8*
%commaOk = call i1 @runtime.hashmapStringGet(%runtime.hashmap* %map, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @answer, i32 0, i32 0), i32 6, i8* %hashmap.value2.bitcast)
%loadedValue = load i32, i32* %hashmap.value2
ret i32 %loadedValue
}
define %runtime.hashmap* @testUsed() {
%1 = call %runtime.hashmap* @runtime.hashmapMake(i8 4, i8 4, i32 0)
ret %runtime.hashmap* %1
}