diff --git a/llvm/test/CodeGen/AArch64/logic-reassociate.ll b/llvm/test/CodeGen/AArch64/logic-reassociate.ll new file mode 100644 index 00000000000000..900a574f18fe57 --- /dev/null +++ b/llvm/test/CodeGen/AArch64/logic-reassociate.ll @@ -0,0 +1,146 @@ +; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py +; RUN: llc -mtriple=aarch64-- -o - %s | FileCheck %s + +define i32 @and_commute0(i32 %x, i32 %y) { +; CHECK-LABEL: and_commute0: +; CHECK: // %bb.0: +; CHECK-NEXT: and w8, w0, w1 +; CHECK-NEXT: and w0, w0, w8 +; CHECK-NEXT: ret + %b = and i32 %x, %y + %b2 = and i32 %x, %b + ret i32 %b2 +} + +define i128 @and_commute1(i128 %x, i128 %y) { +; CHECK-LABEL: and_commute1: +; CHECK: // %bb.0: +; CHECK-NEXT: and x8, x3, x1 +; CHECK-NEXT: and x9, x2, x0 +; CHECK-NEXT: and x0, x0, x9 +; CHECK-NEXT: and x1, x1, x8 +; CHECK-NEXT: ret + %b = and i128 %y, %x + %b2 = and i128 %x, %b + ret i128 %b2 +} + +define <4 x i32> @and_commute2(<4 x i32> %x, <4 x i32> %y) { +; CHECK-LABEL: and_commute2: +; CHECK: // %bb.0: +; CHECK-NEXT: and v1.16b, v0.16b, v1.16b +; CHECK-NEXT: and v0.16b, v1.16b, v0.16b +; CHECK-NEXT: ret + %b = and <4 x i32> %x, %y + %b2 = and <4 x i32> %b, %x + ret <4 x i32> %b2 +} + +define <8 x i16> @and_commute3(<8 x i16> %x, <8 x i16> %y) { +; CHECK-LABEL: and_commute3: +; CHECK: // %bb.0: +; CHECK-NEXT: and v1.16b, v1.16b, v0.16b +; CHECK-NEXT: and v0.16b, v1.16b, v0.16b +; CHECK-NEXT: ret + %b = and <8 x i16> %y, %x + %b2 = and <8 x i16> %b, %x + ret <8 x i16> %b2 +} + +define i16 @or_commute0(i16 %x, i16 %y) { +; CHECK-LABEL: or_commute0: +; CHECK: // %bb.0: +; CHECK-NEXT: orr w8, w0, w1 +; CHECK-NEXT: orr w0, w0, w8 +; CHECK-NEXT: ret + %b = or i16 %x, %y + %b2 = or i16 %x, %b + ret i16 %b2 +} + +define i8 @or_commute1(i8 %x, i8 %y) { +; CHECK-LABEL: or_commute1: +; CHECK: // %bb.0: +; CHECK-NEXT: orr w8, w1, w0 +; CHECK-NEXT: orr w0, w0, w8 +; CHECK-NEXT: ret + %b = or i8 %y, %x + %b2 = or i8 %x, %b + ret i8 %b2 +} + +define <2 x i64> @or_commute2(<2 x i64> %x, <2 x i64> %y) { +; CHECK-LABEL: or_commute2: +; CHECK: // %bb.0: +; CHECK-NEXT: orr v1.16b, v0.16b, v1.16b +; CHECK-NEXT: orr v0.16b, v1.16b, v0.16b +; CHECK-NEXT: ret + %b = or <2 x i64> %x, %y + %b2 = or <2 x i64> %b, %x + ret <2 x i64> %b2 +} + +define <8 x i64> @or_commute3(<8 x i64> %x, <8 x i64> %y) { +; CHECK-LABEL: or_commute3: +; CHECK: // %bb.0: +; CHECK-NEXT: orr v7.16b, v7.16b, v3.16b +; CHECK-NEXT: orr v6.16b, v6.16b, v2.16b +; CHECK-NEXT: orr v5.16b, v5.16b, v1.16b +; CHECK-NEXT: orr v4.16b, v4.16b, v0.16b +; CHECK-NEXT: orr v0.16b, v4.16b, v0.16b +; CHECK-NEXT: orr v1.16b, v5.16b, v1.16b +; CHECK-NEXT: orr v2.16b, v6.16b, v2.16b +; CHECK-NEXT: orr v3.16b, v7.16b, v3.16b +; CHECK-NEXT: ret + %b = or <8 x i64> %y, %x + %b2 = or <8 x i64> %b, %x + ret <8 x i64> %b2 +} + +define <16 x i8> @xor_commute0(<16 x i8> %x, <16 x i8> %y) { +; CHECK-LABEL: xor_commute0: +; CHECK: // %bb.0: +; CHECK-NEXT: eor v1.16b, v0.16b, v1.16b +; CHECK-NEXT: eor v0.16b, v0.16b, v1.16b +; CHECK-NEXT: ret + %b = xor <16 x i8> %x, %y + %b2 = xor <16 x i8> %x, %b + ret <16 x i8> %b2 +} + +define <8 x i32> @xor_commute1(<8 x i32> %x, <8 x i32> %y) { +; CHECK-LABEL: xor_commute1: +; CHECK: // %bb.0: +; CHECK-NEXT: eor v2.16b, v2.16b, v0.16b +; CHECK-NEXT: eor v3.16b, v3.16b, v1.16b +; CHECK-NEXT: eor v0.16b, v0.16b, v2.16b +; CHECK-NEXT: eor v1.16b, v1.16b, v3.16b +; CHECK-NEXT: ret + %b = xor <8 x i32> %y, %x + %b2 = xor <8 x i32> %x, %b + ret <8 x i32> %b2 +} + +define i64 @xor_commute2(i64 %x, i64 %y) { +; CHECK-LABEL: xor_commute2: +; CHECK: // %bb.0: +; CHECK-NEXT: eor x8, x0, x1 +; CHECK-NEXT: eor x0, x8, x0 +; CHECK-NEXT: ret + %b = xor i64 %x, %y + %b2 = xor i64 %b, %x + ret i64 %b2 +} + +define i78 @xor_commute3(i78 %x, i78 %y) { +; CHECK-LABEL: xor_commute3: +; CHECK: // %bb.0: +; CHECK-NEXT: eor x8, x3, x1 +; CHECK-NEXT: eor x9, x2, x0 +; CHECK-NEXT: eor x0, x9, x0 +; CHECK-NEXT: eor x1, x8, x1 +; CHECK-NEXT: ret + %b = xor i78 %y, %x + %b2 = xor i78 %b, %x + ret i78 %b2 +}