[PATCH] D31141: [AMDGPU] Run always inliner early in opt

[Konstantin Zhuravlyov via Phabricator via llvm-commits]

kzhuravl updated this revision to Diff 92363.
kzhuravl marked an inline comment as done.
kzhuravl added a comment.

Address review feedback.


https://reviews.llvm.org/D31141

Files:
  lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
  test/CodeGen/AMDGPU/early-inline-alias.ll
  test/CodeGen/AMDGPU/early-inline.ll


Index: test/CodeGen/AMDGPU/early-inline.ll
===================================================================
--- test/CodeGen/AMDGPU/early-inline.ll
+++ test/CodeGen/AMDGPU/early-inline.ll
@@ -0,0 +1,21 @@
+; RUN: opt -mtriple=amdgcn-- -O1 -S -inline-threshold=1 -amdgpu-internalize-symbols %s | FileCheck %s
+
+define i32 @callee(i32 %x) {
+entry:
+  %mul1 = mul i32 %x, %x
+  %mul2 = mul i32 %mul1, %x
+  %mul3 = mul i32 %mul1, %mul2
+  %mul4 = mul i32 %mul3, %mul2
+  %mul5 = mul i32 %mul4, %mul3
+  ret i32 %mul5
+}
+
+; CHECK-LABEL: @caller
+; CHECK: mul i32
+; CHECK-NOT: call i32
+
+define amdgpu_kernel i32 @caller(i32 %x) {
+entry:
+  %res = call i32 @callee(i32 %x)
+  ret i32 %res
+}
Index: test/CodeGen/AMDGPU/early-inline-alias.ll
===================================================================
--- test/CodeGen/AMDGPU/early-inline-alias.ll
+++ test/CodeGen/AMDGPU/early-inline-alias.ll
@@ -0,0 +1,12 @@
+; RUN: opt -mtriple=amdgcn-- -O1 -S -inline-threshold=1 %s | FileCheck %s
+
+; CHECK: @add1alias = alias i32 (i32), i32 (i32)* @add1
+; CHECK: @add1alias2 = alias i32 (i32), i32 (i32)* @add1
+
+ at add1alias = alias i32 (i32), i32 (i32)* @add1
+ at add1alias2 = alias i32 (i32), i32 (i32)* @add1
+
+define i32 @add1(i32) {
+  %2 = add nsw i32 %0, 1
+  ret i32 %2
+}
Index: lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
===================================================================
--- lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
+++ lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
@@ -252,6 +252,7 @@
           return !GV.use_empty();
         }));
         PM.add(createGlobalDCEPass());
+        PM.add(createAMDGPUAlwaysInlinePass());
       }
   });
 }


-------------- next part --------------
A non-text attachment was scrubbed...
Name: D31141.92363.patch
Type: text/x-patch
Size: 1670 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20170320/045d009f/attachment.bin>