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add mvn

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32454 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2006-12-12 00:37:38 +00:00
parent 22b36fb7eb
commit 450856d01b
2 changed files with 58 additions and 0 deletions
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3
lib/Target/ARM/ARMInstrInfo.td
View File

@ -190,6 +190,9 @@ def STRH : InstARM<(ops IntRegs:$src, IntRegs:$addr),
def MOV : InstARM<(ops IntRegs:$dst, op_addr_mode1:$src),
"mov $dst, $src", [(set IntRegs:$dst, addr_mode1:$src)]>;
def MVN : InstARM<(ops IntRegs:$dst, op_addr_mode1:$src),
"mvn $dst, $src", [(set IntRegs:$dst, (not addr_mode1:$src))]>;
def ADD : Addr1BinOp<"add", add>;
def ADCS : Addr1BinOp<"adcs", adde>;
def ADDS : Addr1BinOp<"adds", addc>;

55
test/CodeGen/ARM/mvn.ll Normal file
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@ -0,0 +1,55 @@
; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm &&
; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | grep mvn | wc -l | grep 4
;int %f1() {
;entry:
; ret int -1
;}
int %f2(int %a) {
entry:
%tmpnot = xor int %a, -1 ; <int> [#uses=1]
ret int %tmpnot
}
;int %f3(int %a) {
;entry:
; %tmp1 = shl int %a, ubyte 2 ; <int> [#uses=1]
; %tmp1not = xor int %tmp1, -1 ; <int> [#uses=1]
; ret int %tmp1not
;}
int %f4(int %a, ubyte %b) {
entry:
%tmp3 = shl int %a, ubyte %b ; <int> [#uses=1]
%tmp3not = xor int %tmp3, -1 ; <int> [#uses=1]
ret int %tmp3not
}
;uint %f5(uint %a) {
;entry:
; %tmp1 = lshr uint %a, ubyte 2 ; <uint> [#uses=1]
; %tmp1not = xor uint %tmp1, 4294967295 ; <uint> [#uses=1]
; ret uint %tmp1not
;}
uint %f6(uint %a, ubyte %b) {
entry:
%tmp2 = lshr uint %a, ubyte %b ; <uint> [#uses=1]
%tmp2not = xor uint %tmp2, 4294967295 ; <uint> [#uses=1]
ret uint %tmp2not
}
;int %f7(int %a) {
;entry:
; %tmp1 = ashr int %a, ubyte 2 ; <int> [#uses=1]
; %tmp1not = xor int %tmp1, -1 ; <int> [#uses=1]
; ret int %tmp1not
;}
int %f8(int %a, ubyte %b) {
entry:
%tmp3 = ashr int %a, ubyte %b ; <int> [#uses=1]
%tmp3not = xor int %tmp3, -1 ; <int> [#uses=1]
ret int %tmp3not
}