Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449

external/llvm/test/CodeGen/AArch64/optimize-imm.ll

@@ -1,83 +0,0 @@
-; RUN: llc -o - %s -mtriple=aarch64-- | FileCheck %s
-
-; CHECK-LABEL: and1:
-; CHECK: and {{w[0-9]+}}, w0, #0xfffffffd
-
-define void @and1(i32 %a, i8* nocapture %p) {
-entry:
-  %and = and i32 %a, 253
-  %conv = trunc i32 %and to i8
-  store i8 %conv, i8* %p, align 1
-  ret void
-}
-
-; (a & 0x3dfd) | 0xffffc000
-;
-; CHECK-LABEL: and2:
-; CHECK: and {{w[0-9]+}}, w0, #0xfdfdfdfd
-
-define i32 @and2(i32 %a) {
-entry:
-  %and = and i32 %a, 15869
-  %or = or i32 %and, -16384
-  ret i32 %or
-}
-
-; (a & 0x19) | 0xffffffc0
-;
-; CHECK-LABEL: and3:
-; CHECK: and {{w[0-9]+}}, w0, #0x99999999
-
-define i32 @and3(i32 %a) {
-entry:
-  %and = and i32 %a, 25
-  %or = or i32 %and, -64
-  ret i32 %or
-}
-
-; (a & 0xc5600) | 0xfff1f1ff
-;
-; CHECK-LABEL: and4:
-; CHECK: and {{w[0-9]+}}, w0, #0xfffc07ff
-
-define i32 @and4(i32 %a) {
-entry:
-  %and = and i32 %a, 787968
-  %or = or i32 %and, -921089
-  ret i32 %or
-}
-
-; Make sure we don't shrink or optimize an XOR's immediate operand if the
-; immediate is -1. Instruction selection turns (and ((xor $mask, -1), $v0)) into
-; a BIC.
-
-; CHECK-LABEL: xor1:
-; CHECK: orr [[R0:w[0-9]+]], wzr, #0x38
-; CHECK: bic {{w[0-9]+}}, [[R0]], w0, lsl #3
-
-define i32 @xor1(i32 %a) {
-entry:
-  %shl = shl i32 %a, 3
-  %xor = and i32 %shl, 56
-  %and = xor i32 %xor, 56
-  ret i32 %and
-}
-
-; Check that, when (and %t1, 129) is transformed to (and %t0, 0),
-; (xor %arg, 129) doesn't get transformed to (xor %arg, 0).
-;
-; CHECK-LABEL: PR33100:
-; CHECK: mov w[[R0:[0-9]+]], #129
-; CHECK: eor {{x[0-9]+}}, {{x[0-9]+}}, x[[R0]]
-
-define i64 @PR33100(i64 %arg) {
-entry:
-  %alloca0 = alloca i64
-  store i64 8, i64* %alloca0, align 4
-  %t0 = load i64, i64* %alloca0, align 4
-  %t1 = shl i64 %arg, %t0
-  %and0 = and i64 %t1, 129
-  %xor0 = xor i64 %arg, 129
-  %t2 = add i64 %and0, %xor0
-  ret i64 %t2
-}