6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-06-17 20:23:59 +00:00
Code Issues Projects Releases Wiki Activity

Use LVI to eliminate conditional branches where we've tested a related condition previously. Update tests for this change.

Browse Source 
This fixes PR5652.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112270 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2010-08-27 17:12:29 +00:00
parent 67ef74e0e5
commit 660cab32fe
4 changed files with 53 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
test/Transforms/JumpThreading/basic.ll
View File

@ -147,11 +147,17 @@ define i32 @test6(i32 %A) {
; CHECK: @test6
%tmp455 = icmp eq i32 %A, 42
br i1 %tmp455, label %BB1, label %BB2
BB2:
; CHECK: call i32 @f2()
; CHECK-NEXT: ret i32 3
; CHECK: call i32 @f1()
; CHECK-NEXT: call void @f3()
; CHECK-NEXT: ret i32 4
; CHECK-NOT: br
; CHECK: call void @f3()
; CHECK-NOT: br
; CHECK: ret i32 4
BB2:
call i32 @f1()
br label %BB1