# RUN: llc -mtriple arm-- -run-pass=legalizer %s -o - | FileCheck %s
# RUN: llc -mtriple thumb-- -mattr=+v6t2 -run-pass=legalizer %s -o - | FileCheck %s
--- |
define void @test_add_s8() { ret void }
define void @test_add_s16() { ret void }
define void @test_add_s32() { ret void }
define void @test_sub_s8() { ret void }
define void @test_sub_s16() { ret void }
define void @test_sub_s32() { ret void }
define void @test_mul_s8() { ret void }
define void @test_mul_s16() { ret void }
define void @test_mul_s32() { ret void }
define void @test_and_s8() { ret void }
define void @test_and_s16() { ret void }
define void @test_and_s32() { ret void }
define void @test_and_s64() { ret void }
define void @test_or_s8() { ret void }
define void @test_or_s16() { ret void }
define void @test_or_s32() { ret void }
define void @test_or_s64() { ret void }
define void @test_xor_s8() { ret void }
define void @test_xor_s16() { ret void }
define void @test_xor_s32() { ret void }
define void @test_xor_s64() { ret void }
define void @test_lshr_s32() { ret void }
define void @test_ashr_s32() { ret void }
define void @test_shl_s32() { ret void }
define void @test_shift_s8() { ret void }
define void @test_shift_s16() { ret void }
define void @test_shift_amount_s8() { ret void }
define void @test_shift_amount_s16() { ret void }
...
---
name: test_add_s8
# CHECK-LABEL: name: test_add_s8
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
%1(s8) = G_LOAD %0 :: (load (s8))
%2(p0) = COPY $r0
%3(s8) = G_LOAD %2 :: (load (s8))
%4(s8) = G_ADD %1, %3
; G_ADD with s8 should widen
; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_ADD {{%[0-9]+, %[0-9]+}}
; CHECK: {{%[0-9]+}}:_(s32) = G_ADD {{%[0-9]+, %[0-9]+}}
; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_ADD {{%[0-9]+, %[0-9]+}}
%5(s32) = G_SEXT %4(s8)
$r0 = COPY %5(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_add_s16
# CHECK-LABEL: name: test_add_s16
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
%1(s16) = G_LOAD %0 :: (load (s16))
%2(p0) = COPY $r0
%3(s16) = G_LOAD %2 :: (load (s16))
%4(s16) = G_ADD %1, %3
; G_ADD with s16 should widen
; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_ADD {{%[0-9]+, %[0-9]+}}
; CHECK: {{%[0-9]+}}:_(s32) = G_ADD {{%[0-9]+, %[0-9]+}}
; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_ADD {{%[0-9]+, %[0-9]+}}
%5(s32) = G_SEXT %4(s16)
$r0 = COPY %5(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_add_s32
# CHECK-LABEL: name: test_add_s32
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s32) = G_ADD %0, %1
; G_ADD with s32 is legal, so we should find it unchanged in the output
; CHECK: {{%[0-9]+}}:_(s32) = G_ADD {{%[0-9]+, %[0-9]+}}
$r0 = COPY %2(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_sub_s8
# CHECK-LABEL: name: test_sub_s8
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
%1(s8) = G_LOAD %0 :: (load (s8))
%2(p0) = COPY $r0
%3(s8) = G_LOAD %2 :: (load (s8))
%4(s8) = G_SUB %1, %3
; G_SUB with s8 should widen
; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_SUB {{%[0-9]+, %[0-9]+}}
; CHECK: {{%[0-9]+}}:_(s32) = G_SUB {{%[0-9]+, %[0-9]+}}
; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_SUB {{%[0-9]+, %[0-9]+}}
%5(s32) = G_SEXT %4(s8)
$r0 = COPY %5(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_sub_s16
# CHECK-LABEL: name: test_sub_s16
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
%1(s16) = G_LOAD %0 :: (load (s16))
%2(p0) = COPY $r0
%3(s16) = G_LOAD %2 :: (load (s16))
%4(s16) = G_SUB %1, %3
; G_SUB with s16 should widen
; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_SUB {{%[0-9]+, %[0-9]+}}
; CHECK: {{%[0-9]+}}:_(s32) = G_SUB {{%[0-9]+, %[0-9]+}}
; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_SUB {{%[0-9]+, %[0-9]+}}
%5(s32) = G_SEXT %4(s16)
$r0 = COPY %5(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_sub_s32
# CHECK-LABEL: name: test_sub_s32
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s32) = G_SUB %0, %1
; G_SUB with s32 is legal, so we should find it unchanged in the output
; CHECK: {{%[0-9]+}}:_(s32) = G_SUB {{%[0-9]+, %[0-9]+}}
$r0 = COPY %2(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_mul_s8
# CHECK-LABEL: name: test_mul_s8
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
%1(s8) = G_LOAD %0 :: (load (s8))
%2(p0) = COPY $r0
%3(s8) = G_LOAD %2 :: (load (s8))
%4(s8) = G_MUL %1, %3
; G_MUL with s8 should widen
; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_MUL {{%[0-9]+, %[0-9]+}}
; CHECK: {{%[0-9]+}}:_(s32) = G_MUL {{%[0-9]+, %[0-9]+}}
; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_MUL {{%[0-9]+, %[0-9]+}}
%5(s32) = G_SEXT %4(s8)
$r0 = COPY %5(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_mul_s16
# CHECK-LABEL: name: test_mul_s16
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
%1(s16) = G_LOAD %0 :: (load (s16))
%2(p0) = COPY $r0
%3(s16) = G_LOAD %2 :: (load (s16))
%4(s16) = G_MUL %1, %3
; G_MUL with s16 should widen
; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_MUL {{%[0-9]+, %[0-9]+}}
; CHECK: {{%[0-9]+}}:_(s32) = G_MUL {{%[0-9]+, %[0-9]+}}
; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_MUL {{%[0-9]+, %[0-9]+}}
%5(s32) = G_SEXT %4(s16)
$r0 = COPY %5(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_mul_s32
# CHECK-LABEL: name: test_mul_s32
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s32) = G_MUL %0, %1
; G_MUL with s32 is legal, so we should find it unchanged in the output
; CHECK: {{%[0-9]+}}:_(s32) = G_MUL {{%[0-9]+, %[0-9]+}}
$r0 = COPY %2(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_and_s8
# CHECK-LABEL: name: test_and_s8
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
%1(s8) = G_LOAD %0 :: (load (s8))
%2(p0) = COPY $r0
%3(s8) = G_LOAD %2 :: (load (s8))
%4(s8) = G_AND %1, %3
; G_AND with s8 should widen
; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_AND {{%[0-9]+, %[0-9]+}}
; CHECK: {{%[0-9]+}}:_(s32) = G_AND {{%[0-9]+, %[0-9]+}}
; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_AND {{%[0-9]+, %[0-9]+}}
%5(s32) = G_SEXT %4(s8)
$r0 = COPY %5(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_and_s16
# CHECK-LABEL: name: test_and_s16
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
%1(s16) = G_LOAD %0 :: (load (s16))
%2(p0) = COPY $r0
%3(s16) = G_LOAD %2 :: (load (s16))
%4(s16) = G_AND %1, %3
; G_AND with s16 should widen
; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_AND {{%[0-9]+, %[0-9]+}}
; CHECK: {{%[0-9]+}}:_(s32) = G_AND {{%[0-9]+, %[0-9]+}}
; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_AND {{%[0-9]+, %[0-9]+}}
%5(s32) = G_SEXT %4(s16)
$r0 = COPY %5(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_and_s32
# CHECK-LABEL: name: test_and_s32
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s32) = G_AND %0, %1
; G_AND with s32 is legal, so we should find it unchanged in the output
; CHECK: {{%[0-9]+}}:_(s32) = G_AND {{%[0-9]+, %[0-9]+}}
$r0 = COPY %2(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_and_s64
# CHECK-LABEL: name: test_and_s64
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
- { id: 6, class: _ }
- { id: 7, class: _ }
- { id: 8, class: _ }
body: |
bb.0:
liveins: $r0, $r1, $r2, $r3
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s32) = COPY $r2
%3(s32) = COPY $r3
%4(s64) = G_MERGE_VALUES %0(s32), %1(s32)
%5(s64) = G_MERGE_VALUES %2(s32), %3(s32)
%6(s64) = G_AND %4, %5
%7(s32), %8(s32) = G_UNMERGE_VALUES %6(s64)
$r0 = COPY %7(s32)
$r1 = COPY %8(s32)
BX_RET 14, $noreg, implicit $r0, implicit $r1
...
---
name: test_or_s8
# CHECK-LABEL: name: test_or_s8
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
%1(s8) = G_LOAD %0 :: (load (s8))
%2(p0) = COPY $r0
%3(s8) = G_LOAD %2 :: (load (s8))
%4(s8) = G_OR %1, %3
; G_OR with s8 should widen
; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_OR {{%[0-9]+, %[0-9]+}}
; CHECK: {{%[0-9]+}}:_(s32) = G_OR {{%[0-9]+, %[0-9]+}}
; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_OR {{%[0-9]+, %[0-9]+}}
%5(s32) = G_SEXT %4(s8)
$r0 = COPY %5(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_or_s16
# CHECK-LABEL: name: test_or_s16
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
%1(s16) = G_LOAD %0 :: (load (s16))
%2(p0) = COPY $r0
%3(s16) = G_LOAD %2 :: (load (s16))
%4(s16) = G_OR %1, %3
; G_OR with s16 should widen
; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_OR {{%[0-9]+, %[0-9]+}}
; CHECK: {{%[0-9]+}}:_(s32) = G_OR {{%[0-9]+, %[0-9]+}}
; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_OR {{%[0-9]+, %[0-9]+}}
%5(s32) = G_SEXT %4(s16)
$r0 = COPY %5(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_or_s32
# CHECK-LABEL: name: test_or_s32
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s32) = G_OR %0, %1
; G_OR with s32 is legal, so we should find it unchanged in the output
; CHECK: {{%[0-9]+}}:_(s32) = G_OR {{%[0-9]+, %[0-9]+}}
$r0 = COPY %2(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_or_s64
# CHECK-LABEL: name: test_or_s64
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
- { id: 6, class: _ }
- { id: 7, class: _ }
- { id: 8, class: _ }
body: |
bb.0:
liveins: $r0, $r1, $r2, $r3
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s32) = COPY $r2
%3(s32) = COPY $r3
%4(s64) = G_MERGE_VALUES %0(s32), %1(s32)
%5(s64) = G_MERGE_VALUES %2(s32), %3(s32)
%6(s64) = G_OR %4, %5
%7(s32), %8(s32) = G_UNMERGE_VALUES %6(s64)
$r0 = COPY %7(s32)
$r1 = COPY %8(s32)
BX_RET 14, $noreg, implicit $r0, implicit $r1
...
---
name: test_xor_s8
# CHECK-LABEL: name: test_xor_s8
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
%1(s8) = G_LOAD %0 :: (load (s8))
%2(p0) = COPY $r0
%3(s8) = G_LOAD %2 :: (load (s8))
%4(s8) = G_XOR %1, %3
; G_XOR with s8 should widen
; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_XOR {{%[0-9]+, %[0-9]+}}
; CHECK: {{%[0-9]+}}:_(s32) = G_XOR {{%[0-9]+, %[0-9]+}}
; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_XOR {{%[0-9]+, %[0-9]+}}
%5(s32) = G_SEXT %4(s8)
$r0 = COPY %5(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_xor_s16
# CHECK-LABEL: name: test_xor_s16
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
%1(s16) = G_LOAD %0 :: (load (s16))
%2(p0) = COPY $r0
%3(s16) = G_LOAD %2 :: (load (s16))
%4(s16) = G_XOR %1, %3
; G_XOR with s16 should widen
; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_XOR {{%[0-9]+, %[0-9]+}}
; CHECK: {{%[0-9]+}}:_(s32) = G_XOR {{%[0-9]+, %[0-9]+}}
; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_XOR {{%[0-9]+, %[0-9]+}}
%5(s32) = G_SEXT %4(s16)
$r0 = COPY %5(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_xor_s32
# CHECK-LABEL: name: test_xor_s32
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s32) = G_XOR %0, %1
; G_XOR with s32 is legal, so we should find it unchanged in the output
; CHECK: {{%[0-9]+}}:_(s32) = G_XOR {{%[0-9]+, %[0-9]+}}
$r0 = COPY %2(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_xor_s64
# CHECK-LABEL: name: test_xor_s64
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
- { id: 5, class: _ }
- { id: 6, class: _ }
- { id: 7, class: _ }
- { id: 8, class: _ }
body: |
bb.0:
liveins: $r0, $r1, $r2, $r3
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s32) = COPY $r2
%3(s32) = COPY $r3
%4(s64) = G_MERGE_VALUES %0(s32), %1(s32)
%5(s64) = G_MERGE_VALUES %2(s32), %3(s32)
%6(s64) = G_XOR %4, %5
%7(s32), %8(s32) = G_UNMERGE_VALUES %6(s64)
$r0 = COPY %7(s32)
$r1 = COPY %8(s32)
BX_RET 14, $noreg, implicit $r0, implicit $r1
...
---
name: test_lshr_s32
# CHECK-LABEL: name: test_lshr_s32
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s32) = G_LSHR %0, %1
; G_LSHR with s32 is legal, so we should find it unchanged in the output
; CHECK: {{%[0-9]+}}:_(s32) = G_LSHR {{%[0-9]+, %[0-9]+}}
$r0 = COPY %2(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_ashr_s32
# CHECK-LABEL: name: test_ashr_s32
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s32) = G_ASHR %0, %1
; G_ASHR with s32 is legal, so we should find it unchanged in the output
; CHECK: {{%[0-9]+}}:_(s32) = G_ASHR {{%[0-9]+, %[0-9]+}}
$r0 = COPY %2(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_shl_s32
# CHECK-LABEL: name: test_shl_s32
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s32) = G_SHL %0, %1
; G_SHL with s32 is legal, so we should find it unchanged in the output
; CHECK: {{%[0-9]+}}:_(s32) = G_SHL {{%[0-9]+, %[0-9]+}}
$r0 = COPY %2(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_shift_s8
# CHECK-LABEL: name: test_shift_s8
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s8) = G_TRUNC %0(s32)
%3(s8) = G_SHL %2, %1(s32)
; G_SHL with s8 should widen
; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_SHL {{%[0-9]+, %[0-9]+}}
; CHECK: {{%[0-9]+}}:_(s32) = G_SHL {{%[0-9]+, %[0-9]+}}
; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_SHL {{%[0-9]+, %[0-9]+}}
%4(s32) = G_SEXT %3(s8)
$r0 = COPY %4(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_shift_s16
# CHECK-LABEL: name: test_shift_s16
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
- { id: 4, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s16) = G_TRUNC %0(s32)
%3(s16) = G_SHL %2, %1(s32)
; G_SHL with s16 should widen
; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_SHL {{%[0-9]+, %[0-9]+}}
; CHECK: {{%[0-9]+}}:_(s32) = G_SHL {{%[0-9]+, %[0-9]+}}
; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_SHL {{%[0-9]+, %[0-9]+}}
%4(s32) = G_SEXT %3(s16)
$r0 = COPY %4(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_shift_amount_s8
# CHECK-LABEL: name: test_shift_amount_s8
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s8) = G_TRUNC %0(s32)
%3(s32) = G_SHL %1, %2(s8)
; G_SHL with s8 amount should widen
; CHECK-NOT: {{%[0-9]+}}:_(s32) = G_SHL {{%[0-9]+, %[0-9]+}}(s8)
; CHECK: {{%[0-9]+}}:_(s32) = G_SHL {{%[0-9]+, %[0-9]+}}(s32)
; CHECK-NOT: {{%[0-9]+}}:_(s32) = G_SHL {{%[0-9]+, %[0-9]+}}(s8)
$r0 = COPY %3(s32)
BX_RET 14, $noreg, implicit $r0
...
---
name: test_shift_amount_s16
# CHECK-LABEL: name: test_shift_amount_s16
legalized: false
# CHECK: legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: _ }
- { id: 2, class: _ }
- { id: 3, class: _ }
body: |
bb.0:
liveins: $r0, $r1
%0(s32) = COPY $r0
%1(s32) = COPY $r1
%2(s16) = G_TRUNC %0(s32)
%3(s32) = G_SHL %1, %2(s16)
; G_SHL with s16 amount should widen
; CHECK-NOT: {{%[0-9]+}}:_(s32) = G_SHL {{%[0-9]+, %[0-9]+}}(s16)
; CHECK: {{%[0-9]+}}:_(s32) = G_SHL {{%[0-9]+, %[0-9]+}}(s32)
; CHECK-NOT: {{%[0-9]+}}:_(s32) = G_SHL {{%[0-9]+, %[0-9]+}}(s16)
$r0 = COPY %3(s32)
BX_RET 14, $noreg, implicit $r0
...