You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
111 lines
3.0 KiB
111 lines
3.0 KiB
# 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_inttoptr_s32() { ret void }
|
|
define void @test_ptrtoint_s32() { ret void }
|
|
|
|
define void @test_inttoptr_s16() { ret void }
|
|
define void @test_ptrtoint_s8() { ret void }
|
|
...
|
|
---
|
|
name: test_inttoptr_s32
|
|
# CHECK-LABEL: name: test_inttoptr_s32
|
|
legalized: false
|
|
# CHECK: legalized: true
|
|
regBankSelected: false
|
|
selected: false
|
|
tracksRegLiveness: true
|
|
registers:
|
|
- { id: 0, class: _ }
|
|
- { id: 1, class: _ }
|
|
body: |
|
|
bb.0:
|
|
liveins: $r0
|
|
|
|
%0(s32) = COPY $r0
|
|
%1(p0) = G_INTTOPTR %0(s32)
|
|
; G_INTTOPTR with s32 is legal, so we should find it unchanged in the output
|
|
; CHECK: {{%[0-9]+}}:_(p0) = G_INTTOPTR {{%[0-9]+}}
|
|
$r0 = COPY %1(p0)
|
|
BX_RET 14, $noreg, implicit $r0
|
|
...
|
|
---
|
|
name: test_ptrtoint_s32
|
|
# CHECK-LABEL: name: test_ptrtoint_s32
|
|
legalized: false
|
|
# CHECK: legalized: true
|
|
regBankSelected: false
|
|
selected: false
|
|
tracksRegLiveness: true
|
|
registers:
|
|
- { id: 0, class: _ }
|
|
- { id: 1, class: _ }
|
|
body: |
|
|
bb.0:
|
|
liveins: $r0
|
|
|
|
%0(p0) = COPY $r0
|
|
%1(s32) = G_PTRTOINT %0(p0)
|
|
; G_PTRTOINT with s32 is legal, so we should find it unchanged in the output
|
|
; CHECK: {{%[0-9]+}}:_(s32) = G_PTRTOINT {{%[0-9]+}}
|
|
$r0 = COPY %1(s32)
|
|
BX_RET 14, $noreg, implicit $r0
|
|
...
|
|
---
|
|
name: test_inttoptr_s16
|
|
# CHECK-LABEL: name: test_inttoptr_s16
|
|
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
|
|
|
|
%0(s32) = COPY $r0
|
|
%1(s16) = G_TRUNC %0(s32)
|
|
%2(p0) = G_INTTOPTR %1(s16)
|
|
; G_INTTOPTR with s16 should zero extend
|
|
; CHECK-NOT: G_INTTOPTR {{%[0-9]+}}(s16)
|
|
; CHECK: [[BITS:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
|
|
; CHECK: [[X32:%[0-9]+]]:_(s32) = G_AND {{%[0-9]+}}, [[BITS]]
|
|
; CHECK: {{%[0-9]+}}:_(p0) = G_INTTOPTR [[X32]](s32)
|
|
; CHECK-NOT: G_INTTOPTR {{%[0-9]+}}(s16)
|
|
$r0 = COPY %2(p0)
|
|
BX_RET 14, $noreg, implicit $r0
|
|
...
|
|
---
|
|
name: test_ptrtoint_s8
|
|
# CHECK-LABEL: name: test_ptrtoint_s8
|
|
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
|
|
|
|
%0(p0) = COPY $r0
|
|
%1(s8) = G_PTRTOINT %0(p0)
|
|
; G_PTRTOINT with s8 should truncate
|
|
; CHECK-NOT: {{%[0-9]+}}(s8) = G_PTRTOINT
|
|
; CHECK: [[X32:%[0-9]+]]:_(s32) = G_PTRTOINT {{%[0-9]+}}(p0)
|
|
; CHECK: [[BITS:%[0-9]+]]:_(s32) = G_CONSTANT i32 255
|
|
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY [[X32]]
|
|
; CHECK: {{%[0-9]+}}:_(s32) = G_AND [[COPY]], [[BITS]]
|
|
; CHECK-NOT: {{%[0-9]+}}(s8) = G_PTRTOINT
|
|
%2(s32) = G_ZEXT %1(s8)
|
|
$r0 = COPY %2(s32)
|
|
BX_RET 14, $noreg, implicit $r0
|
|
...
|