mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-21 00:32:23 +00:00
10fcfb53fd
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131345 91177308-0d34-0410-b5e6-96231b3b80d8
39 lines
569 B
LLVM
39 lines
569 B
LLVM
; RUN: opt -S -simplifycfg < %s | FileCheck %s
|
|
|
|
define i32 @test1(i32 %x) nounwind {
|
|
%i = shl i32 %x, 1
|
|
switch i32 %i, label %a [
|
|
i32 21, label %b
|
|
i32 24, label %c
|
|
]
|
|
|
|
a:
|
|
ret i32 0
|
|
b:
|
|
ret i32 3
|
|
c:
|
|
ret i32 5
|
|
; CHECK: @test1
|
|
; CHECK: %cond = icmp eq i32 %i, 24
|
|
; CHECK: %merge = select i1 %cond, i32 5, i32 0
|
|
; CHECK: ret i32 %merge
|
|
}
|
|
|
|
|
|
define i32 @test2(i32 %x) nounwind {
|
|
%i = shl i32 %x, 1
|
|
switch i32 %i, label %a [
|
|
i32 21, label %b
|
|
i32 23, label %c
|
|
]
|
|
|
|
a:
|
|
ret i32 0
|
|
b:
|
|
ret i32 3
|
|
c:
|
|
ret i32 5
|
|
; CHECK: @test2
|
|
; CHECK: ret i32 0
|
|
}
|