| ; Combined logical operations involving complement on z15 |
| ; |
| ; RUN: llc -mcpu=z15 < %s -mtriple=s390x-linux-gnu | FileCheck %s |
| |
| ; And-with-complement 32-bit. |
| define i32 @f1(i32 %dummy, i32 %a, i32 %b) { |
| ; CHECK-LABEL: f1: |
| ; CHECK: ncrk %r2, %r3, %r4 |
| ; CHECK: br %r14 |
| %neg = xor i32 %b, -1 |
| %ret = and i32 %neg, %a |
| ret i32 %ret |
| } |
| |
| ; And-with-complement 64-bit. |
| define i64 @f2(i64 %dummy, i64 %a, i64 %b) { |
| ; CHECK-LABEL: f2: |
| ; CHECK: ncgrk %r2, %r3, %r4 |
| ; CHECK: br %r14 |
| %neg = xor i64 %b, -1 |
| %ret = and i64 %neg, %a |
| ret i64 %ret |
| } |
| |
| ; Or-with-complement 32-bit. |
| define i32 @f3(i32 %dummy, i32 %a, i32 %b) { |
| ; CHECK-LABEL: f3: |
| ; CHECK: ocrk %r2, %r3, %r4 |
| ; CHECK: br %r14 |
| %neg = xor i32 %b, -1 |
| %ret = or i32 %neg, %a |
| ret i32 %ret |
| } |
| |
| ; Or-with-complement 64-bit. |
| define i64 @f4(i64 %dummy, i64 %a, i64 %b) { |
| ; CHECK-LABEL: f4: |
| ; CHECK: ocgrk %r2, %r3, %r4 |
| ; CHECK: br %r14 |
| %neg = xor i64 %b, -1 |
| %ret = or i64 %neg, %a |
| ret i64 %ret |
| } |
| |
| ; NAND 32-bit. |
| define i32 @f5(i32 %dummy, i32 %a, i32 %b) { |
| ; CHECK-LABEL: f5: |
| ; CHECK: nnrk %r2, %r3, %r4 |
| ; CHECK: br %r14 |
| %tmp = and i32 %a, %b |
| %ret = xor i32 %tmp, -1 |
| ret i32 %ret |
| } |
| |
| ; NAND 64-bit. |
| define i64 @f6(i64 %dummy, i64 %a, i64 %b) { |
| ; CHECK-LABEL: f6: |
| ; CHECK: nngrk %r2, %r3, %r4 |
| ; CHECK: br %r14 |
| %tmp = and i64 %a, %b |
| %ret = xor i64 %tmp, -1 |
| ret i64 %ret |
| } |
| |
| ; NOR 32-bit. |
| define i32 @f7(i32 %dummy, i32 %a, i32 %b) { |
| ; CHECK-LABEL: f7: |
| ; CHECK: nork %r2, %r3, %r4 |
| ; CHECK: br %r14 |
| %tmp = or i32 %a, %b |
| %ret = xor i32 %tmp, -1 |
| ret i32 %ret |
| } |
| |
| ; NOR 64-bit. |
| define i64 @f8(i64 %dummy, i64 %a, i64 %b) { |
| ; CHECK-LABEL: f8: |
| ; CHECK: nogrk %r2, %r3, %r4 |
| ; CHECK: br %r14 |
| %tmp = or i64 %a, %b |
| %ret = xor i64 %tmp, -1 |
| ret i64 %ret |
| } |
| |
| ; NXOR 32-bit. |
| define i32 @f9(i32 %dummy, i32 %a, i32 %b) { |
| ; CHECK-LABEL: f9: |
| ; CHECK: nxrk %r2, %r3, %r4 |
| ; CHECK: br %r14 |
| %tmp = xor i32 %a, %b |
| %ret = xor i32 %tmp, -1 |
| ret i32 %ret |
| } |
| |
| ; NXOR 64-bit. |
| define i64 @f10(i64 %dummy, i64 %a, i64 %b) { |
| ; CHECK-LABEL: f10: |
| ; CHECK: nxgrk %r2, %r3, %r4 |
| ; CHECK: br %r14 |
| %tmp = xor i64 %a, %b |
| %ret = xor i64 %tmp, -1 |
| ret i64 %ret |
| } |
| |
| ; Or-with-complement 32-bit of a constant. |
| define i32 @f11(i32 %a) { |
| ; CHECK-LABEL: f11: |
| ; CHECK: lhi [[REG:%r[0-5]]], -256 |
| ; CHECK: ocrk %r2, [[REG]], %r2 |
| ; CHECK: br %r14 |
| %neg = xor i32 %a, -1 |
| %ret = or i32 %neg, -256 |
| ret i32 %ret |
| } |
| |
| ; Or-with-complement 64-bit of a constant. |
| define i64 @f12(i64 %a) { |
| ; CHECK-LABEL: f12: |
| ; CHECK: lghi [[REG:%r[0-5]]], -256 |
| ; CHECK: ocgrk %r2, [[REG]], %r2 |
| ; CHECK: br %r14 |
| %neg = xor i64 %a, -1 |
| %ret = or i64 %neg, -256 |
| ret i64 %ret |
| } |
| |
| ; NXOR 32-bit (alternate match). |
| define i32 @f13(i32 %a) { |
| ; CHECK-LABEL: f13: |
| ; CHECK: lhi [[REG:%r[0-5]]], -256 |
| ; CHECK: nxrk %r2, %r2, [[REG]] |
| ; CHECK: br %r14 |
| ; Use an opaque const so the pattern doesn't get optimized away early. |
| %const = bitcast i32 -256 to i32 |
| %neg = xor i32 %a, -1 |
| %ret = xor i32 %neg, %const |
| ret i32 %ret |
| } |
| |
| ; NXOR 64-bit (alternate match). |
| define i64 @f14(i64 %a) { |
| ; CHECK-LABEL: f14: |
| ; CHECK: lghi [[REG:%r[0-5]]], -256 |
| ; CHECK: nxgrk %r2, %r2, [[REG]] |
| ; CHECK: br %r14 |
| ; Use an opaque const so the pattern doesn't get optimized away early. |
| %const = bitcast i64 -256 to i64 |
| %neg = xor i64 %a, -1 |
| %ret = xor i64 %neg, %const |
| ret i64 %ret |
| } |
| |