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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AArch64/GlobalISel/combine-overflow.mir
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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 -mtriple aarch64-unknown-unknown %s -o - | FileCheck %s
---
name: add_unused
body: |
bb.0:
liveins: $w0, $w1
; CHECK-LABEL: name: add_unused
; CHECK: liveins: $w0, $w1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $w1
; CHECK-NEXT: %add:_(s32) = G_ADD [[COPY]], [[COPY1]]
; CHECK-NEXT: $w0 = COPY %add(s32)
; CHECK-NEXT: RET_ReallyLR implicit $w0
%0:_(s32) = COPY $w0
%1:_(s32) = COPY $w1
%add:_(s32), %o:_(s1) = G_SADDO %0, %1
$w0 = COPY %add(s32)
RET_ReallyLR implicit $w0
...
---
name: add_canon
body: |
bb.0:
liveins: $w0, $w1
; CHECK-LABEL: name: add_canon
; CHECK: liveins: $w0, $w1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $w1
; CHECK-NEXT: %const:_(s32) = G_CONSTANT i32 10
; CHECK-NEXT: %add:_(s32), %o:_(s1) = G_SADDO [[COPY]], %const
; CHECK-NEXT: %o_wide:_(s32) = G_ZEXT %o(s1)
; CHECK-NEXT: $w0 = COPY %add(s32)
; CHECK-NEXT: $w1 = COPY %o_wide(s32)
; CHECK-NEXT: RET_ReallyLR implicit $w0
%0:_(s32) = COPY $w0
%1:_(s32) = COPY $w1
%const:_(s32) = G_CONSTANT i32 10
%add:_(s32), %o:_(s1) = G_SADDO %const, %1
%o_wide:_(s32) = G_ZEXT %o(s1)
$w0 = COPY %add(s32)
$w1 = COPY %o_wide
RET_ReallyLR implicit $w0
...
---
name: add_const_fold
body: |
bb.0:
liveins: $w0, $w1
; CHECK-LABEL: name: add_const_fold
; CHECK: liveins: $w0, $w1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: %add:_(s32) = G_CONSTANT i32 21
; CHECK-NEXT: %o_wide:_(s32) = G_CONSTANT i32 0
; CHECK-NEXT: $w0 = COPY %add(s32)
; CHECK-NEXT: $w1 = COPY %o_wide(s32)
; CHECK-NEXT: RET_ReallyLR implicit $w0
%0:_(s32) = COPY $w0
%1:_(s32) = COPY $w1
%const:_(s32) = G_CONSTANT i32 10
%const1:_(s32) = G_CONSTANT i32 11
%add:_(s32), %o:_(s1) = G_UADDO %const, %const1
%o_wide:_(s32) = G_ZEXT %o(s1)
$w0 = COPY %add(s32)
$w1 = COPY %o_wide
RET_ReallyLR implicit $w0
...
---
name: add_add_zero
body: |
bb.0:
liveins: $w0, $w1
; CHECK-LABEL: name: add_add_zero
; CHECK: liveins: $w0, $w1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $w2
; CHECK-NEXT: %o_wide:_(s32) = G_CONSTANT i32 0
; CHECK-NEXT: $w0 = COPY [[COPY]](s32)
; CHECK-NEXT: $w1 = COPY %o_wide(s32)
; CHECK-NEXT: RET_ReallyLR implicit $w0
%0:_(s32) = COPY $w0
%1:_(s32) = COPY $w1
%2:_(s32) = COPY $w2
%const:_(s32) = G_CONSTANT i32 10
%addl:_(s32) = nsw G_ADD %2, %const
%const1:_(s32) = G_CONSTANT i32 -10
%add:_(s32), %o:_(s1) = G_SADDO %addl, %const1
%o_wide:_(s32) = G_ZEXT %o(s1)
$w0 = COPY %add(s32)
$w1 = COPY %o_wide
RET_ReallyLR implicit $w0
...
---
name: add_multiuse
body: |
bb.0:
liveins: $w0, $w1
; CHECK-LABEL: name: add_multiuse
; CHECK: liveins: $w0, $w1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
; CHECK-NEXT: %o_wide:_(s32) = G_CONSTANT i32 0
; CHECK-NEXT: $w0 = COPY [[COPY]](s32)
; CHECK-NEXT: $w1 = COPY [[COPY]](s32)
; CHECK-NEXT: $w2 = COPY %o_wide(s32)
; CHECK-NEXT: RET_ReallyLR implicit $w0
%0:_(s32) = COPY $w0
%const:_(s32) = G_CONSTANT i32 0
%add:_(s32), %o:_(s1) = G_SADDO %0, %const
%o_wide:_(s32) = G_ZEXT %o(s1)
$w0 = COPY %add(s32)
$w1 = COPY %add(s32)
$w2 = COPY %o_wide
RET_ReallyLR implicit $w0
...
---
name: add_vector
body: |
bb.0:
liveins: $w0, $w1
; CHECK-LABEL: name: add_vector
; CHECK: liveins: $w0, $w1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $w1
; CHECK-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $w2
; CHECK-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $w3
; CHECK-NEXT: %bv0:_(<4 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY]](s32), [[COPY1]](s32)
; CHECK-NEXT: %bv1:_(<4 x s32>) = G_BUILD_VECTOR [[COPY2]](s32), [[COPY3]](s32), [[COPY2]](s32), [[COPY3]](s32)
; CHECK-NEXT: %add:_(<4 x s32>), %o:_(<4 x s1>) = G_UADDO %bv0, %bv1
; CHECK-NEXT: %o_wide:_(<4 x s32>) = G_ZEXT %o(<4 x s1>)
; CHECK-NEXT: $q0 = COPY %add(<4 x s32>)
; CHECK-NEXT: $q1 = COPY %o_wide(<4 x s32>)
; CHECK-NEXT: RET_ReallyLR implicit $w0
%0:_(s32) = COPY $w0
%1:_(s32) = COPY $w1
%2:_(s32) = COPY $w2
%3:_(s32) = COPY $w3
%bv0:_(<4 x s32>) = G_BUILD_VECTOR %0:_(s32), %1:_(s32), %0:_(s32), %1:_(s32)
%bv1:_(<4 x s32>) = G_BUILD_VECTOR %2:_(s32), %3:_(s32), %2:_(s32), %3:_(s32)
%add:_(<4 x s32>), %o:_(<4 x s1>) = G_UADDO %bv0, %bv1
%o_wide:_(<4 x s32>) = G_ZEXT %o(<4 x s1>)
$q0 = COPY %add(<4 x s32>)
$q1 = COPY %o_wide
RET_ReallyLR implicit $w0
...
---
name: add_splat_vector
body: |
bb.0:
liveins: $w0, $w1
; CHECK-LABEL: name: add_splat_vector
; CHECK: liveins: $w0, $w1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $w1
; CHECK-NEXT: %bv0:_(<4 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY]](s32), [[COPY1]](s32)
; CHECK-NEXT: [[C:%[0-9]+]]:_(s1) = G_CONSTANT i1 false
; CHECK-NEXT: %o:_(<4 x s1>) = G_BUILD_VECTOR [[C]](s1), [[C]](s1), [[C]](s1), [[C]](s1)
; CHECK-NEXT: %o_wide:_(<4 x s32>) = G_ZEXT %o(<4 x s1>)
; CHECK-NEXT: $q0 = COPY %bv0(<4 x s32>)
; CHECK-NEXT: $q1 = COPY %o_wide(<4 x s32>)
; CHECK-NEXT: RET_ReallyLR implicit $w0
%0:_(s32) = COPY $w0
%1:_(s32) = COPY $w1
%2:_(s32) = COPY $w2
%3:_(s32) = COPY $w3
%const:_(s32) = G_CONSTANT i32 0
%bv0:_(<4 x s32>) = G_BUILD_VECTOR %0:_(s32), %1:_(s32), %0:_(s32), %1:_(s32)
%bv1:_(<4 x s32>) = G_BUILD_VECTOR %const:_(s32), %const:_(s32), %const:_(s32), %const:_(s32)
%add:_(<4 x s32>), %o:_(<4 x s1>) = G_SADDO %bv0, %bv1
%o_wide:_(<4 x s32>) = G_ZEXT %o(<4 x s1>)
$q0 = COPY %add(<4 x s32>)
$q1 = COPY %o_wide
RET_ReallyLR implicit $w0
...
---
name: sub_may
body: |
bb.0:
liveins: $w0, $w1
; CHECK-LABEL: name: sub_may
; CHECK: liveins: $w0, $w1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
; CHECK-NEXT: %const:_(s32) = G_CONSTANT i32 512
; CHECK-NEXT: %sub:_(s32), %o:_(s1) = G_SSUBO [[COPY]], %const
; CHECK-NEXT: %o_wide:_(s32) = G_ZEXT %o(s1)
; CHECK-NEXT: $w0 = COPY %sub(s32)
; CHECK-NEXT: $w1 = COPY %o_wide(s32)
; CHECK-NEXT: RET_ReallyLR implicit $w0
%0:_(s32) = COPY $w0
%const:_(s32) = G_CONSTANT i32 512
%sub:_(s32), %o:_(s1) = G_SSUBO %0, %const
%o_wide:_(s32) = G_ZEXT %o(s1)
$w0 = COPY %sub(s32)
$w1 = COPY %o_wide
RET_ReallyLR implicit $w0
...
---
name: usub_may
body: |
bb.0:
liveins: $w0, $w1
; CHECK-LABEL: name: usub_may
; CHECK: liveins: $w0, $w1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
; CHECK-NEXT: %const:_(s32) = G_CONSTANT i32 512
; CHECK-NEXT: %sub:_(s32), %o:_(s1) = G_USUBO [[COPY]], %const
; CHECK-NEXT: %o_wide:_(s32) = G_ZEXT %o(s1)
; CHECK-NEXT: $w0 = COPY %sub(s32)
; CHECK-NEXT: $w1 = COPY %o_wide(s32)
; CHECK-NEXT: RET_ReallyLR implicit $w0
%0:_(s32) = COPY $w0
%const:_(s32) = G_CONSTANT i32 512
%sub:_(s32), %o:_(s1) = G_USUBO %0, %const
%o_wide:_(s32) = G_ZEXT %o(s1)
$w0 = COPY %sub(s32)
$w1 = COPY %o_wide
RET_ReallyLR implicit $w0
...
---
name: usub_may_carry_s11
body: |
bb.0:
liveins: $w0, $w1
; CHECK-LABEL: name: usub_may_carry_s11
; CHECK: liveins: $w0, $w1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
; CHECK-NEXT: %const:_(s32) = G_CONSTANT i32 512
; CHECK-NEXT: %sub:_(s32), %o:_(s11) = G_USUBO [[COPY]], %const
; CHECK-NEXT: %o_wide:_(s32) = G_ZEXT %o(s11)
; CHECK-NEXT: $w0 = COPY %sub(s32)
; CHECK-NEXT: $w1 = COPY %o_wide(s32)
; CHECK-NEXT: RET_ReallyLR implicit $w0
%0:_(s32) = COPY $w0
%const:_(s32) = G_CONSTANT i32 512
%sub:_(s32), %o:_(s11) = G_USUBO %0, %const
%o_wide:_(s32) = G_ZEXT %o(s11)
$w0 = COPY %sub(s32)
$w1 = COPY %o_wide
RET_ReallyLR implicit $w0
...
---
name: usub_may_carry_s11_vector
body: |
bb.0:
liveins: $w0, $w1
; CHECK-LABEL: name: usub_may_carry_s11_vector
; CHECK: liveins: $w0, $w1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $w0
; CHECK-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $w0
; CHECK-NEXT: %const:_(s32) = G_CONSTANT i32 512
; CHECK-NEXT: %bv:_(<4 x s32>) = G_BUILD_VECTOR %const(s32), [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32)
; CHECK-NEXT: %bv1:_(<4 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), %const(s32)
; CHECK-NEXT: %sub:_(<4 x s32>), %o:_(<4 x s11>) = G_USUBO %bv, %bv1
; CHECK-NEXT: %o_wide:_(<4 x s32>) = G_ZEXT %o(<4 x s11>)
; CHECK-NEXT: $q0 = COPY %sub(<4 x s32>)
; CHECK-NEXT: $q1 = COPY %o_wide(<4 x s32>)
; CHECK-NEXT: RET_ReallyLR implicit $w0
%0:_(s32) = COPY $w0
%1:_(s32) = COPY $w0
%2:_(s32) = COPY $w0
%3:_(s32) = COPY $w0
%const:_(s32) = G_CONSTANT i32 512
%bv:_(<4 x s32>) = G_BUILD_VECTOR %const(s32), %0(s32), %1(s32), %2(s32)
%bv1:_(<4 x s32>) = G_BUILD_VECTOR %0(s32), %1(s32), %2(s32), %const(s32)
%sub:_(<4 x s32>), %o:_(<4 x s11>) = G_USUBO %bv, %bv1
%o_wide:_(<4 x s32>) = G_ZEXT %o(<4 x s11>)
$q0 = COPY %sub(<4 x s32>)
$q1 = COPY %o_wide
RET_ReallyLR implicit $w0
...