mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-21 03:29:40 +00:00
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26420 91177308-0d34-0410-b5e6-96231b3b80d8
56 lines
1.1 KiB
LLVM
56 lines
1.1 KiB
LLVM
|
|
; RUN: llvm-as < %s | llc -march=ppc32 &&
|
|
; RUN: llvm-as < %s | llc -march=ppc32 | not grep 'extsh\|rlwinm'
|
|
|
|
declare short %foo()
|
|
|
|
int %test1(short %X) {
|
|
%Y = cast short %X to int ;; dead
|
|
ret int %Y
|
|
}
|
|
|
|
int %test2(ushort %X) {
|
|
%Y = cast ushort %X to int
|
|
%Z = and int %Y, 65535 ;; dead
|
|
ret int %Z
|
|
}
|
|
|
|
void %test3() {
|
|
%tmp.0 = call short %foo() ;; no extsh!
|
|
%tmp.1 = setlt short %tmp.0, 1234
|
|
br bool %tmp.1, label %then, label %UnifiedReturnBlock
|
|
|
|
then:
|
|
call int %test1(short 0)
|
|
ret void
|
|
UnifiedReturnBlock:
|
|
ret void
|
|
}
|
|
|
|
uint %test4(ushort* %P) {
|
|
%tmp.1 = load ushort* %P
|
|
%tmp.2 = cast ushort %tmp.1 to uint
|
|
%tmp.3 = and uint %tmp.2, 255
|
|
ret uint %tmp.3
|
|
}
|
|
|
|
uint %test5(short* %P) {
|
|
%tmp.1 = load short* %P
|
|
%tmp.2 = cast short %tmp.1 to ushort
|
|
%tmp.3 = cast ushort %tmp.2 to uint
|
|
%tmp.4 = and uint %tmp.3, 255
|
|
ret uint %tmp.4
|
|
}
|
|
|
|
uint %test6(uint* %P) {
|
|
%tmp.1 = load uint* %P
|
|
%tmp.2 = and uint %tmp.1, 255
|
|
ret uint %tmp.2
|
|
}
|
|
|
|
ushort %test7(float %a) {
|
|
%tmp.1 = cast float %a to ushort
|
|
ret ushort %tmp.1
|
|
}
|
|
|