sub.mir
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=legalizer -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32
--- |
define void @sub_i32() {entry: ret void}
define void @sub_i8_sext() {entry: ret void}
define void @sub_i8_zext() {entry: ret void}
define void @sub_i8_aext() {entry: ret void}
define void @sub_i16_sext() {entry: ret void}
define void @sub_i16_zext() {entry: ret void}
define void @sub_i16_aext() {entry: ret void}
define void @sub_i64() {entry: ret void}
define void @sub_i128() {entry: ret void}
...
---
name: sub_i32
alignment: 4
tracksRegLiveness: true
body: |
bb.1.entry:
liveins: $a0, $a1
; MIPS32-LABEL: name: sub_i32
; MIPS32: liveins: $a0, $a1
; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
; MIPS32: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY1]]
; MIPS32: $v0 = COPY [[SUB]](s32)
; MIPS32: RetRA implicit $v0
%0:_(s32) = COPY $a0
%1:_(s32) = COPY $a1
%2:_(s32) = G_SUB %0, %1
$v0 = COPY %2(s32)
RetRA implicit $v0
...
---
name: sub_i8_sext
alignment: 4
tracksRegLiveness: true
body: |
bb.1.entry:
liveins: $a0, $a1
; MIPS32-LABEL: name: sub_i8_sext
; MIPS32: liveins: $a0, $a1
; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
; MIPS32: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY2]], [[COPY3]]
; MIPS32: [[COPY4:%[0-9]+]]:_(s32) = COPY [[SUB]](s32)
; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 24
; MIPS32: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY4]], [[C]](s32)
; MIPS32: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[SHL]], [[C]](s32)
; MIPS32: $v0 = COPY [[ASHR]](s32)
; MIPS32: RetRA implicit $v0
%2:_(s32) = COPY $a0
%0:_(s8) = G_TRUNC %2(s32)
%3:_(s32) = COPY $a1
%1:_(s8) = G_TRUNC %3(s32)
%4:_(s8) = G_SUB %1, %0
%5:_(s32) = G_SEXT %4(s8)
$v0 = COPY %5(s32)
RetRA implicit $v0
...
---
name: sub_i8_zext
alignment: 4
tracksRegLiveness: true
body: |
bb.1.entry:
liveins: $a0, $a1
; MIPS32-LABEL: name: sub_i8_zext
; MIPS32: liveins: $a0, $a1
; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
; MIPS32: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY2]], [[COPY3]]
; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 255
; MIPS32: [[COPY4:%[0-9]+]]:_(s32) = COPY [[SUB]](s32)
; MIPS32: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY4]], [[C]]
; MIPS32: $v0 = COPY [[AND]](s32)
; MIPS32: RetRA implicit $v0
%2:_(s32) = COPY $a0
%0:_(s8) = G_TRUNC %2(s32)
%3:_(s32) = COPY $a1
%1:_(s8) = G_TRUNC %3(s32)
%4:_(s8) = G_SUB %1, %0
%5:_(s32) = G_ZEXT %4(s8)
$v0 = COPY %5(s32)
RetRA implicit $v0
...
---
name: sub_i8_aext
alignment: 4
tracksRegLiveness: true
body: |
bb.1.entry:
liveins: $a0, $a1
; MIPS32-LABEL: name: sub_i8_aext
; MIPS32: liveins: $a0, $a1
; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
; MIPS32: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY2]], [[COPY3]]
; MIPS32: [[COPY4:%[0-9]+]]:_(s32) = COPY [[SUB]](s32)
; MIPS32: $v0 = COPY [[COPY4]](s32)
; MIPS32: RetRA implicit $v0
%2:_(s32) = COPY $a0
%0:_(s8) = G_TRUNC %2(s32)
%3:_(s32) = COPY $a1
%1:_(s8) = G_TRUNC %3(s32)
%4:_(s8) = G_SUB %1, %0
%5:_(s32) = G_ANYEXT %4(s8)
$v0 = COPY %5(s32)
RetRA implicit $v0
...
---
name: sub_i16_sext
alignment: 4
tracksRegLiveness: true
body: |
bb.1.entry:
liveins: $a0, $a1
; MIPS32-LABEL: name: sub_i16_sext
; MIPS32: liveins: $a0, $a1
; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
; MIPS32: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY2]], [[COPY3]]
; MIPS32: [[COPY4:%[0-9]+]]:_(s32) = COPY [[SUB]](s32)
; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
; MIPS32: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY4]], [[C]](s32)
; MIPS32: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[SHL]], [[C]](s32)
; MIPS32: $v0 = COPY [[ASHR]](s32)
; MIPS32: RetRA implicit $v0
%2:_(s32) = COPY $a0
%0:_(s16) = G_TRUNC %2(s32)
%3:_(s32) = COPY $a1
%1:_(s16) = G_TRUNC %3(s32)
%4:_(s16) = G_SUB %1, %0
%5:_(s32) = G_SEXT %4(s16)
$v0 = COPY %5(s32)
RetRA implicit $v0
...
---
name: sub_i16_zext
alignment: 4
tracksRegLiveness: true
body: |
bb.1.entry:
liveins: $a0, $a1
; MIPS32-LABEL: name: sub_i16_zext
; MIPS32: liveins: $a0, $a1
; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
; MIPS32: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY2]], [[COPY3]]
; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
; MIPS32: [[COPY4:%[0-9]+]]:_(s32) = COPY [[SUB]](s32)
; MIPS32: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY4]], [[C]]
; MIPS32: $v0 = COPY [[AND]](s32)
; MIPS32: RetRA implicit $v0
%2:_(s32) = COPY $a0
%0:_(s16) = G_TRUNC %2(s32)
%3:_(s32) = COPY $a1
%1:_(s16) = G_TRUNC %3(s32)
%4:_(s16) = G_SUB %1, %0
%5:_(s32) = G_ZEXT %4(s16)
$v0 = COPY %5(s32)
RetRA implicit $v0
...
---
name: sub_i16_aext
alignment: 4
tracksRegLiveness: true
body: |
bb.1.entry:
liveins: $a0, $a1
; MIPS32-LABEL: name: sub_i16_aext
; MIPS32: liveins: $a0, $a1
; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32)
; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
; MIPS32: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY2]], [[COPY3]]
; MIPS32: [[COPY4:%[0-9]+]]:_(s32) = COPY [[SUB]](s32)
; MIPS32: $v0 = COPY [[COPY4]](s32)
; MIPS32: RetRA implicit $v0
%2:_(s32) = COPY $a0
%0:_(s16) = G_TRUNC %2(s32)
%3:_(s32) = COPY $a1
%1:_(s16) = G_TRUNC %3(s32)
%4:_(s16) = G_SUB %1, %0
%5:_(s32) = G_ANYEXT %4(s16)
$v0 = COPY %5(s32)
RetRA implicit $v0
...
---
name: sub_i64
alignment: 4
tracksRegLiveness: true
body: |
bb.1.entry:
liveins: $a0, $a1, $a2, $a3
; MIPS32-LABEL: name: sub_i64
; MIPS32: liveins: $a0, $a1, $a2, $a3
; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY $a2
; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY $a3
; MIPS32: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY3]], [[COPY1]]
; MIPS32: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[COPY3]](s32), [[COPY1]]
; MIPS32: [[SUB1:%[0-9]+]]:_(s32) = G_SUB [[COPY2]], [[COPY]]
; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
; MIPS32: [[COPY4:%[0-9]+]]:_(s32) = COPY [[ICMP]](s32)
; MIPS32: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY4]], [[C]]
; MIPS32: [[SUB2:%[0-9]+]]:_(s32) = G_SUB [[SUB1]], [[AND]]
; MIPS32: $v0 = COPY [[SUB2]](s32)
; MIPS32: $v1 = COPY [[SUB]](s32)
; MIPS32: RetRA implicit $v0, implicit $v1
%2:_(s32) = COPY $a0
%3:_(s32) = COPY $a1
%0:_(s64) = G_MERGE_VALUES %3(s32), %2(s32)
%4:_(s32) = COPY $a2
%5:_(s32) = COPY $a3
%1:_(s64) = G_MERGE_VALUES %5(s32), %4(s32)
%6:_(s64) = G_SUB %1, %0
%7:_(s32), %8:_(s32) = G_UNMERGE_VALUES %6(s64)
$v0 = COPY %8(s32)
$v1 = COPY %7(s32)
RetRA implicit $v0, implicit $v1
...
---
name: sub_i128
alignment: 4
tracksRegLiveness: true
fixedStack:
- { id: 0, offset: 28, size: 4, alignment: 4, stack-id: default, isImmutable: true }
- { id: 1, offset: 24, size: 4, alignment: 8, stack-id: default, isImmutable: true }
- { id: 2, offset: 20, size: 4, alignment: 4, stack-id: default, isImmutable: true }
- { id: 3, offset: 16, size: 4, alignment: 8, stack-id: default, isImmutable: true }
body: |
bb.1.entry:
liveins: $a0, $a1, $a2, $a3
; MIPS32-LABEL: name: sub_i128
; MIPS32: liveins: $a0, $a1, $a2, $a3
; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY $a2
; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY $a3
; MIPS32: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.0
; MIPS32: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX]](p0) :: (load 4 from %fixed-stack.0, align 8)
; MIPS32: [[FRAME_INDEX1:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.1
; MIPS32: [[LOAD1:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX1]](p0) :: (load 4 from %fixed-stack.1)
; MIPS32: [[FRAME_INDEX2:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.2
; MIPS32: [[LOAD2:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX2]](p0) :: (load 4 from %fixed-stack.2, align 8)
; MIPS32: [[FRAME_INDEX3:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.3
; MIPS32: [[LOAD3:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX3]](p0) :: (load 4 from %fixed-stack.3)
; MIPS32: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[LOAD]], [[COPY]]
; MIPS32: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[LOAD]](s32), [[COPY]]
; MIPS32: [[SUB1:%[0-9]+]]:_(s32) = G_SUB [[LOAD1]], [[COPY1]]
; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
; MIPS32: [[COPY4:%[0-9]+]]:_(s32) = COPY [[ICMP]](s32)
; MIPS32: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY4]], [[C]]
; MIPS32: [[SUB2:%[0-9]+]]:_(s32) = G_SUB [[SUB1]], [[AND]]
; MIPS32: [[ICMP1:%[0-9]+]]:_(s32) = G_ICMP intpred(eq), [[LOAD1]](s32), [[COPY1]]
; MIPS32: [[ICMP2:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[LOAD1]](s32), [[COPY1]]
; MIPS32: [[COPY5:%[0-9]+]]:_(s32) = COPY [[ICMP]](s32)
; MIPS32: [[COPY6:%[0-9]+]]:_(s32) = COPY [[ICMP2]](s32)
; MIPS32: [[COPY7:%[0-9]+]]:_(s32) = COPY [[ICMP1]](s32)
; MIPS32: [[AND1:%[0-9]+]]:_(s32) = G_AND [[COPY7]], [[C]]
; MIPS32: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[AND1]](s32), [[COPY5]], [[COPY6]]
; MIPS32: [[SUB3:%[0-9]+]]:_(s32) = G_SUB [[LOAD2]], [[COPY2]]
; MIPS32: [[COPY8:%[0-9]+]]:_(s32) = COPY [[SELECT]](s32)
; MIPS32: [[AND2:%[0-9]+]]:_(s32) = G_AND [[COPY8]], [[C]]
; MIPS32: [[SUB4:%[0-9]+]]:_(s32) = G_SUB [[SUB3]], [[AND2]]
; MIPS32: [[ICMP3:%[0-9]+]]:_(s32) = G_ICMP intpred(eq), [[LOAD2]](s32), [[COPY2]]
; MIPS32: [[ICMP4:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[LOAD2]](s32), [[COPY2]]
; MIPS32: [[COPY9:%[0-9]+]]:_(s32) = COPY [[SELECT]](s32)
; MIPS32: [[COPY10:%[0-9]+]]:_(s32) = COPY [[ICMP4]](s32)
; MIPS32: [[COPY11:%[0-9]+]]:_(s32) = COPY [[ICMP3]](s32)
; MIPS32: [[AND3:%[0-9]+]]:_(s32) = G_AND [[COPY11]], [[C]]
; MIPS32: [[SELECT1:%[0-9]+]]:_(s32) = G_SELECT [[AND3]](s32), [[COPY9]], [[COPY10]]
; MIPS32: [[SUB5:%[0-9]+]]:_(s32) = G_SUB [[LOAD3]], [[COPY3]]
; MIPS32: [[COPY12:%[0-9]+]]:_(s32) = COPY [[SELECT1]](s32)
; MIPS32: [[AND4:%[0-9]+]]:_(s32) = G_AND [[COPY12]], [[C]]
; MIPS32: [[SUB6:%[0-9]+]]:_(s32) = G_SUB [[SUB5]], [[AND4]]
; MIPS32: $v0 = COPY [[SUB]](s32)
; MIPS32: $v1 = COPY [[SUB2]](s32)
; MIPS32: $a0 = COPY [[SUB4]](s32)
; MIPS32: $a1 = COPY [[SUB6]](s32)
; MIPS32: RetRA implicit $v0, implicit $v1, implicit $a0, implicit $a1
%2:_(s32) = COPY $a0
%3:_(s32) = COPY $a1
%4:_(s32) = COPY $a2
%5:_(s32) = COPY $a3
%0:_(s128) = G_MERGE_VALUES %2(s32), %3(s32), %4(s32), %5(s32)
%10:_(p0) = G_FRAME_INDEX %fixed-stack.3
%6:_(s32) = G_LOAD %10(p0) :: (load 4 from %fixed-stack.3, align 8)
%11:_(p0) = G_FRAME_INDEX %fixed-stack.2
%7:_(s32) = G_LOAD %11(p0) :: (load 4 from %fixed-stack.2, align 4)
%12:_(p0) = G_FRAME_INDEX %fixed-stack.1
%8:_(s32) = G_LOAD %12(p0) :: (load 4 from %fixed-stack.1, align 8)
%13:_(p0) = G_FRAME_INDEX %fixed-stack.0
%9:_(s32) = G_LOAD %13(p0) :: (load 4 from %fixed-stack.0, align 4)
%1:_(s128) = G_MERGE_VALUES %6(s32), %7(s32), %8(s32), %9(s32)
%14:_(s128) = G_SUB %1, %0
%15:_(s32), %16:_(s32), %17:_(s32), %18:_(s32) = G_UNMERGE_VALUES %14(s128)
$v0 = COPY %15(s32)
$v1 = COPY %16(s32)
$a0 = COPY %17(s32)
$a1 = COPY %18(s32)
RetRA implicit $v0, implicit $v1, implicit $a0, implicit $a1
...