Skip to content
体验新版
项目
组织
正在加载...
登录
切换导航
打开侧边栏
int
Rust
提交
998e2ce4
R
Rust
项目概览
int
/
Rust
12 个月 前同步成功
通知
1
Star
0
Fork
0
代码
文件
提交
分支
Tags
贡献者
分支图
Diff
Issue
0
列表
看板
标记
里程碑
合并请求
0
DevOps
流水线
流水线任务
计划
Wiki
0
Wiki
分析
仓库
DevOps
项目成员
Pages
R
Rust
项目概览
项目概览
详情
发布
仓库
仓库
文件
提交
分支
标签
贡献者
分支图
比较
Issue
0
Issue
0
列表
看板
标记
里程碑
合并请求
0
合并请求
0
Pages
DevOps
DevOps
流水线
流水线任务
计划
分析
分析
仓库分析
DevOps
Wiki
0
Wiki
成员
成员
收起侧边栏
关闭侧边栏
动态
分支图
创建新Issue
流水线任务
提交
Issue看板
体验新版 GitCode,发现更多精彩内容 >>
提交
998e2ce4
编写于
5月 29, 2013
作者:
J
James Miller
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Remove passes that were causing bad optmizations
上级
4988c89e
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
19 addition
and
14 deletion
+19
-14
src/librustc/back/passes.rs
src/librustc/back/passes.rs
+19
-14
未找到文件。
src/librustc/back/passes.rs
浏览文件 @
998e2ce4
...
...
@@ -55,12 +55,13 @@ pub fn run(&self, md:ModuleRef) -> bool {
pub
fn
populatePassManager
(
pm
:
&
mut
PassManager
,
level
:
session
::
OptLevel
)
{
unsafe
{
// We add a lot of normally-unused prototypes, so always strip them
// straight away, later passes will get rid of any that are optimized
// away
pm
.addPass
(
llvm
::
LLVMCreateStripDeadPrototypesPass
());
if
level
==
session
::
No
{
pm
.addPass
(
llvm
::
LLVMCreateAlwaysInlinerPass
());
// We add a lot of unused prototypes, so strip them no matter
// what
pm
.addPass
(
llvm
::
LLVMCreateStripDeadPrototypesPass
());
return
;
}
...
...
@@ -81,6 +82,13 @@ pub fn populatePassManager(pm: &mut PassManager, level:session::OptLevel) {
pm
.addPass
(
llvm
::
LLVMCreatePruneEHPass
());
if
level
==
session
::
Aggressive
{
// Do this before inlining, since inlining might
// make minor changes to functions that mean they
// can't be merged, despite being almost identical
pm
.addPass
(
llvm
::
LLVMCreateMergeFunctionsPass
());
}
match
level
{
session
::
Less
=>
pm
.addPass
(
llvm
::
LLVMCreateFunctionInliningPass
(
200
)),
session
::
Default
=>
pm
.addPass
(
llvm
::
LLVMCreateFunctionInliningPass
(
225
)),
...
...
@@ -94,8 +102,6 @@ pub fn populatePassManager(pm: &mut PassManager, level:session::OptLevel) {
pm
.addPass
(
llvm
::
LLVMCreateArgumentPromotionPass
());
}
pm
.addPass
(
llvm
::
LLVMCreateSROAPass
());
pm
.addPass
(
llvm
::
LLVMCreateEarlyCSEPass
());
pm
.addPass
(
llvm
::
LLVMCreateSimplifyLibCallsPass
());
pm
.addPass
(
llvm
::
LLVMCreateJumpThreadingPass
());
...
...
@@ -109,8 +115,6 @@ pub fn populatePassManager(pm: &mut PassManager, level:session::OptLevel) {
pm
.addPass
(
llvm
::
LLVMCreateLoopRotatePass
());
pm
.addPass
(
llvm
::
LLVMCreateLICMPass
());
pm
.addPass
(
llvm
::
LLVMCreateLoopUnswitchPass
());
pm
.addPass
(
llvm
::
LLVMCreateInstructionCombiningPass
());
pm
.addPass
(
llvm
::
LLVMCreateIndVarSimplifyPass
());
pm
.addPass
(
llvm
::
LLVMCreateLoopIdiomPass
());
...
...
@@ -134,16 +138,17 @@ pub fn populatePassManager(pm: &mut PassManager, level:session::OptLevel) {
pm
.addPass
(
llvm
::
LLVMCreateBBVectorizePass
());
pm
.addPass
(
llvm
::
LLVMCreateInstructionCombiningPass
());
pm
.addPass
(
llvm
::
LLVMCreateEarlyCSEPass
());
pm
.addPass
(
llvm
::
LLVMCreateLoopUnrollPass
());
pm
.addPass
(
llvm
::
LLVMCreateAggressiveDCEPass
());
pm
.addPass
(
llvm
::
LLVMCreateCFGSimplificationPass
());
pm
.addPass
(
llvm
::
LLVMCreateInstructionSimplifierPass
());
if
level
!=
session
::
Less
{
pm
.addPass
(
llvm
::
LLVMCreateGlobalDCEPass
());
pm
.addPass
(
llvm
::
LLVMCreateConstantMergePass
());
}
if
level
==
session
::
Aggressive
{
pm
.addPass
(
llvm
::
LLVMCreateMergeFunctionsPass
());
}
pm
.addPass
(
llvm
::
LLVMCreateStripDeadPrototypesPass
());
}
}
编辑
预览
Markdown
is supported
0%
请重试
或
添加新附件
.
添加附件
取消
You are about to add
0
people
to the discussion. Proceed with caution.
先完成此消息的编辑!
取消
想要评论请
注册
或
登录