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