mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-17 18:31:04 +00:00
2aabd0722d
Upgrade to use new Tcl exec based test harness. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36062 91177308-0d34-0410-b5e6-96231b3b80d8
67 lines
1.8 KiB
LLVM
67 lines
1.8 KiB
LLVM
; Test that the inliner doesn't leave around dead allocas, and that it folds
|
|
; uncond branches away after it is done specializing.
|
|
|
|
; RUN: llvm-upgrade < %s | llvm-as | opt -inline | llvm-dis | \
|
|
; RUN: not grep {alloca.*uses=0}
|
|
; RUN: llvm-upgrade < %s | llvm-as | opt -inline | llvm-dis | \
|
|
; RUN: not grep {br label}
|
|
|
|
%A = weak global int 0 ; <int*> [#uses=1]
|
|
%B = weak global int 0 ; <int*> [#uses=1]
|
|
%C = weak global int 0 ; <int*> [#uses=1]
|
|
|
|
implementation ; Functions:
|
|
|
|
internal fastcc void %foo(int %X) {
|
|
entry:
|
|
%ALL = alloca int, align 4 ; <int*> [#uses=1]
|
|
%tmp1 = and int %X, 1 ; <int> [#uses=1]
|
|
%tmp1 = seteq int %tmp1, 0 ; <bool> [#uses=1]
|
|
br bool %tmp1, label %cond_next, label %cond_true
|
|
|
|
cond_true: ; preds = %entry
|
|
store int 1, int* %A
|
|
br label %cond_next
|
|
|
|
cond_next: ; preds = %entry, %cond_true
|
|
%tmp4 = and int %X, 2 ; <int> [#uses=1]
|
|
%tmp4 = seteq int %tmp4, 0 ; <bool> [#uses=1]
|
|
br bool %tmp4, label %cond_next7, label %cond_true5
|
|
|
|
cond_true5: ; preds = %cond_next
|
|
store int 1, int* %B
|
|
br label %cond_next7
|
|
|
|
cond_next7: ; preds = %cond_next, %cond_true5
|
|
%tmp10 = and int %X, 4 ; <int> [#uses=1]
|
|
%tmp10 = seteq int %tmp10, 0 ; <bool> [#uses=1]
|
|
br bool %tmp10, label %cond_next13, label %cond_true11
|
|
|
|
cond_true11: ; preds = %cond_next7
|
|
store int 1, int* %C
|
|
br label %cond_next13
|
|
|
|
cond_next13: ; preds = %cond_next7, %cond_true11
|
|
%tmp16 = and int %X, 8 ; <int> [#uses=1]
|
|
%tmp16 = seteq int %tmp16, 0 ; <bool> [#uses=1]
|
|
br bool %tmp16, label %UnifiedReturnBlock, label %cond_true17
|
|
|
|
cond_true17: ; preds = %cond_next13
|
|
call void %ext( int* %ALL )
|
|
ret void
|
|
|
|
UnifiedReturnBlock: ; preds = %cond_next13
|
|
ret void
|
|
}
|
|
|
|
declare void %ext(int*)
|
|
|
|
void %test() {
|
|
entry:
|
|
tail call fastcc void %foo( int 1 )
|
|
tail call fastcc void %foo( int 2 )
|
|
tail call fastcc void %foo( int 3 )
|
|
tail call fastcc void %foo( int 8 )
|
|
ret void
|
|
}
|