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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AArch64/GlobalISel/combine-binop-neg.mir
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -run-pass=aarch64-prelegalizer-combiner -verify-machineinstrs -mtriple aarch64-unknown-unknown %s -o - | FileCheck %s
---
name: binop_with_neg_or
tracksRegLiveness: true
body: |
bb.0:
liveins: $x0, $x1, $x2, $x3
; CHECK-LABEL: name: binop_with_neg_or
; CHECK: liveins: $x0, $x1, $x2, $x3
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: %a:_(s64) = COPY $x0
; CHECK-NEXT: %b:_(s64) = COPY $x1
; CHECK-NEXT: %c:_(s64) = COPY $x2
; CHECK-NEXT: %mone:_(s64) = G_CONSTANT i64 -1
; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s64) = G_SUB %b, %c
; CHECK-NEXT: [[XOR:%[0-9]+]]:_(s64) = G_XOR [[SUB]], %mone
; CHECK-NEXT: %dst:_(s64) = G_OR %a, [[XOR]]
; CHECK-NEXT: $x0 = COPY %dst(s64)
; CHECK-NEXT: RET_ReallyLR implicit $x0
%a:_(s64) = COPY $x0
%b:_(s64) = COPY $x1
%c:_(s64) = COPY $x2
%mone:_(s64) = G_CONSTANT i64 -1
%neg_y:_(s64) = G_XOR %mone, %b
%add:_(s64) = G_ADD %neg_y, %c
%dst:_(s64) = G_OR %a, %add
$x0 = COPY %dst
RET_ReallyLR implicit $x0
...
---
name: binop_with_neg_or_commuted
tracksRegLiveness: true
body: |
bb.0:
liveins: $x0, $x1, $x2, $x3
; CHECK-LABEL: name: binop_with_neg_or_commuted
; CHECK: liveins: $x0, $x1, $x2, $x3
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: %a:_(s64) = COPY $x0
; CHECK-NEXT: %b:_(s64) = COPY $x1
; CHECK-NEXT: %c:_(s64) = COPY $x2
; CHECK-NEXT: %mone:_(s64) = G_CONSTANT i64 -1
; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s64) = G_SUB %b, %c
; CHECK-NEXT: [[XOR:%[0-9]+]]:_(s64) = G_XOR [[SUB]], %mone
; CHECK-NEXT: %dst:_(s64) = G_OR %a, [[XOR]]
; CHECK-NEXT: $x0 = COPY %dst(s64)
; CHECK-NEXT: RET_ReallyLR implicit $x0
%a:_(s64) = COPY $x0
%b:_(s64) = COPY $x1
%c:_(s64) = COPY $x2
%mone:_(s64) = G_CONSTANT i64 -1
%neg_y:_(s64) = G_XOR %mone, %b
%add:_(s64) = G_ADD %neg_y, %c
%dst:_(s64) = G_OR %add, %a
$x0 = COPY %dst
RET_ReallyLR implicit $x0
...
---
name: binop_with_neg_xor
tracksRegLiveness: true
body: |
bb.0:
liveins: $x0, $x1, $x2, $x3
; CHECK-LABEL: name: binop_with_neg_xor
; CHECK: liveins: $x0, $x1, $x2, $x3
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: %a:_(s64) = COPY $x0
; CHECK-NEXT: %b:_(s64) = COPY $x1
; CHECK-NEXT: %c:_(s64) = COPY $x2
; CHECK-NEXT: %mone:_(s64) = G_CONSTANT i64 -1
; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s64) = G_SUB %b, %c
; CHECK-NEXT: [[XOR:%[0-9]+]]:_(s64) = G_XOR [[SUB]], %mone
; CHECK-NEXT: %dst:_(s64) = G_XOR %a, [[XOR]]
; CHECK-NEXT: $x0 = COPY %dst(s64)
; CHECK-NEXT: RET_ReallyLR implicit $x0
%a:_(s64) = COPY $x0
%b:_(s64) = COPY $x1
%c:_(s64) = COPY $x2
%mone:_(s64) = G_CONSTANT i64 -1
%neg_y:_(s64) = G_XOR %mone, %b
%add:_(s64) = G_ADD %neg_y, %c
%dst:_(s64) = G_XOR %a, %add
$x0 = COPY %dst
RET_ReallyLR implicit $x0
...
---
name: binop_with_neg_xor_commuted
tracksRegLiveness: true
body: |
bb.0:
liveins: $x0, $x1, $x2, $x3
; CHECK-LABEL: name: binop_with_neg_xor_commuted
; CHECK: liveins: $x0, $x1, $x2, $x3
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: %a:_(s64) = COPY $x0
; CHECK-NEXT: %b:_(s64) = COPY $x1
; CHECK-NEXT: %c:_(s64) = COPY $x2
; CHECK-NEXT: %mone:_(s64) = G_CONSTANT i64 -1
; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s64) = G_SUB %b, %c
; CHECK-NEXT: [[XOR:%[0-9]+]]:_(s64) = G_XOR [[SUB]], %mone
; CHECK-NEXT: %dst:_(s64) = G_XOR %a, [[XOR]]
; CHECK-NEXT: $x0 = COPY %dst(s64)
; CHECK-NEXT: RET_ReallyLR implicit $x0
%a:_(s64) = COPY $x0
%b:_(s64) = COPY $x1
%c:_(s64) = COPY $x2
%mone:_(s64) = G_CONSTANT i64 -1
%neg_y:_(s64) = G_XOR %mone, %b
%add:_(s64) = G_ADD %c, %neg_y
%dst:_(s64) = G_XOR %add, %a
$x0 = COPY %dst
RET_ReallyLR implicit $x0
...
---
name: binop_with_neg_and
tracksRegLiveness: true
body: |
bb.0:
liveins: $x0, $x1, $x2, $x3
; CHECK-LABEL: name: binop_with_neg_and
; CHECK: liveins: $x0, $x1, $x2, $x3
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: %a:_(s64) = COPY $x0
; CHECK-NEXT: %b:_(s64) = COPY $x1
; CHECK-NEXT: %c:_(s64) = COPY $x2
; CHECK-NEXT: %mone:_(s64) = G_CONSTANT i64 -1
; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s64) = G_SUB %b, %c
; CHECK-NEXT: [[XOR:%[0-9]+]]:_(s64) = G_XOR [[SUB]], %mone
; CHECK-NEXT: %dst:_(s64) = G_AND %a, [[XOR]]
; CHECK-NEXT: $x0 = COPY %dst(s64)
; CHECK-NEXT: RET_ReallyLR implicit $x0
%a:_(s64) = COPY $x0
%b:_(s64) = COPY $x1
%c:_(s64) = COPY $x2
%mone:_(s64) = G_CONSTANT i64 -1
%neg_y:_(s64) = G_XOR %mone, %b
%add:_(s64) = G_ADD %neg_y, %c
%dst:_(s64) = G_AND %a, %add
$x0 = COPY %dst
RET_ReallyLR implicit $x0
...
---
name: binop_with_neg_and_commuted_and
tracksRegLiveness: true
body: |
bb.0:
liveins: $x0, $x1, $x2, $x3
; CHECK-LABEL: name: binop_with_neg_and_commuted_and
; CHECK: liveins: $x0, $x1, $x2, $x3
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: %a:_(s64) = COPY $x0
; CHECK-NEXT: %b:_(s64) = COPY $x1
; CHECK-NEXT: %c:_(s64) = COPY $x2
; CHECK-NEXT: %mone:_(s64) = G_CONSTANT i64 -1
; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s64) = G_SUB %b, %c
; CHECK-NEXT: [[XOR:%[0-9]+]]:_(s64) = G_XOR [[SUB]], %mone
; CHECK-NEXT: %dst:_(s64) = G_AND %a, [[XOR]]
; CHECK-NEXT: $x0 = COPY %dst(s64)
; CHECK-NEXT: RET_ReallyLR implicit $x0
%a:_(s64) = COPY $x0
%b:_(s64) = COPY $x1
%c:_(s64) = COPY $x2
%mone:_(s64) = G_CONSTANT i64 -1
%neg_y:_(s64) = G_XOR %mone, %b
%add:_(s64) = G_ADD %c, %neg_y
%dst:_(s64) = G_AND %add, %a
$x0 = COPY %dst
RET_ReallyLR implicit $x0
...
---
name: binop_with_neg_and_commuted_add
tracksRegLiveness: true
body: |
bb.0:
liveins: $x0, $x1, $x2, $x3
; CHECK-LABEL: name: binop_with_neg_and_commuted_add
; CHECK: liveins: $x0, $x1, $x2, $x3
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: %a:_(s64) = COPY $x0
; CHECK-NEXT: %b:_(s64) = COPY $x1
; CHECK-NEXT: %c:_(s64) = COPY $x2
; CHECK-NEXT: %mone:_(s64) = G_CONSTANT i64 -1
; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s64) = G_SUB %b, %c
; CHECK-NEXT: [[XOR:%[0-9]+]]:_(s64) = G_XOR [[SUB]], %mone
; CHECK-NEXT: %dst:_(s64) = G_AND %a, [[XOR]]
; CHECK-NEXT: $x0 = COPY %dst(s64)
; CHECK-NEXT: RET_ReallyLR implicit $x0
%a:_(s64) = COPY $x0
%b:_(s64) = COPY $x1
%c:_(s64) = COPY $x2
%mone:_(s64) = G_CONSTANT i64 -1
%neg_y:_(s64) = G_XOR %mone, %b
%add:_(s64) = G_ADD %c, %neg_y
%dst:_(s64) = G_AND %a, %add
$x0 = COPY %dst
RET_ReallyLR implicit $x0
...
---
name: binop_with_neg_and_one_use
tracksRegLiveness: true
body: |
bb.0:
liveins: $x0, $x1, $x2, $x3
; CHECK-LABEL: name: binop_with_neg_and_one_use
; CHECK: liveins: $x0, $x1, $x2, $x3
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: %a:_(s64) = COPY $x0
; CHECK-NEXT: %b:_(s64) = COPY $x1
; CHECK-NEXT: %c:_(s64) = COPY $x2
; CHECK-NEXT: %mone:_(s64) = G_CONSTANT i64 -1
; CHECK-NEXT: %neg_y:_(s64) = G_XOR %b, %mone
; CHECK-NEXT: %add:_(s64) = G_ADD %neg_y, %c
; CHECK-NEXT: %dst:_(s64) = G_AND %a, %add
; CHECK-NEXT: %and2:_(s64) = G_AND %neg_y, %dst
; CHECK-NEXT: $x0 = COPY %and2(s64)
; CHECK-NEXT: RET_ReallyLR implicit $x0
%a:_(s64) = COPY $x0
%b:_(s64) = COPY $x1
%c:_(s64) = COPY $x2
%mone:_(s64) = G_CONSTANT i64 -1
%neg_y:_(s64) = G_XOR %mone, %b
%add:_(s64) = G_ADD %neg_y, %c
%dst:_(s64) = G_AND %a, %add
%and2:_(s64) = G_AND %neg_y, %dst
$x0 = COPY %and2
RET_ReallyLR implicit $x0
...