blob: 22f98045ceab934003218bba7be6cd12aa74fee3 [file] [log] [blame]
# RUN: llc -O0 -mtriple thumb-- -mattr=+v6t2 -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s
--- |
define void @test_trunc_and_zext_s1_to_s32() { ret void }
define void @test_trunc_and_sext_s1_to_s32() { ret void }
define void @test_trunc_and_anyext_s1_to_s32() { ret void }
define void @test_trunc_and_zext_s8_to_s32() { ret void }
define void @test_trunc_and_sext_s8_to_s32() { ret void }
define void @test_trunc_and_anyext_s8_to_s32() { ret void }
define void @test_trunc_and_zext_s16_to_s32() { ret void }
define void @test_trunc_and_sext_s16_to_s32() { ret void }
define void @test_trunc_and_anyext_s16_to_s32() { ret void }
define void @test_trunc_and_zext_s1_to_s16() { ret void }
define void @test_trunc_and_sext_s1_to_s16() { ret void }
define void @test_trunc_and_anyext_s1_to_s16() { ret void }
define void @test_trunc_and_zext_s8_to_s16() { ret void }
define void @test_trunc_and_sext_s8_to_s16() { ret void }
define void @test_trunc_and_anyext_s8_to_s16() { ret void }
define void @test_trunc_and_zext_s1_to_s8() { ret void }
define void @test_trunc_and_sext_s1_to_s8() { ret void }
define void @test_trunc_and_anyext_s1_to_s8() { ret void }
...
---
name: test_trunc_and_zext_s1_to_s32
# CHECK-LABEL: name: test_trunc_and_zext_s1_to_s32
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
body: |
bb.0:
liveins: $r0
%0(s32) = COPY $r0
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r0
%1(s1) = G_TRUNC %0(s32)
%2(s32) = G_ZEXT %1(s1)
; CHECK: [[RVREG:%[0-9]+]]:rgpr = COPY [[VREG]]
; CHECK: [[VREGEXT:%[0-9]+]]:rgpr = t2ANDri [[RVREG]], 1, 14, $noreg, $noreg
$r0 = COPY %2(s32)
; CHECK: $r0 = COPY [[VREGEXT]]
BX_RET 14, $noreg, implicit $r0
; CHECK: BX_RET 14, $noreg, implicit $r0
...
---
name: test_trunc_and_sext_s1_to_s32
# CHECK-LABEL: name: test_trunc_and_sext_s1_to_s32
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
body: |
bb.0:
liveins: $r0
%0(s32) = COPY $r0
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r0
%1(s1) = G_TRUNC %0(s32)
%2(s32) = G_SEXT %1(s1)
; CHECK: [[RVREG:%[0-9]+]]:rgpr = COPY [[VREG]]
; CHECK: [[VREGAND:%[0-9]+]]:rgpr = t2ANDri [[RVREG]], 1, 14, $noreg, $noreg
; CHECK: [[VREGEXT:%[0-9]+]]:rgpr = t2RSBri [[VREGAND]], 0, 14, $noreg, $noreg
$r0 = COPY %2(s32)
; CHECK: $r0 = COPY [[VREGEXT]]
BX_RET 14, $noreg, implicit $r0
; CHECK: BX_RET 14, $noreg, implicit $r0
...
---
name: test_trunc_and_anyext_s1_to_s32
# CHECK-LABEL: name: test_trunc_and_anyext_s1_to_s32
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
body: |
bb.0:
liveins: $r0
%0(s32) = COPY $r0
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r0
%1(s1) = G_TRUNC %0(s32)
%2(s32) = G_ANYEXT %1(s1)
$r0 = COPY %2(s32)
; CHECK: $r0 = COPY [[VREG]]
BX_RET 14, $noreg, implicit $r0
; CHECK: BX_RET 14, $noreg, implicit $r0
...
---
name: test_trunc_and_zext_s8_to_s32
# CHECK-LABEL: name: test_trunc_and_zext_s8_to_s32
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
body: |
bb.0:
liveins: $r0
%0(s32) = COPY $r0
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r0
%1(s8) = G_TRUNC %0(s32)
; CHECK: [[VREGTRUNC:%[0-9]+]]:rgpr = COPY [[VREG]]
%2(s32) = G_ZEXT %1(s8)
; CHECK: [[VREGEXT:%[0-9]+]]:rgpr = t2UXTB [[VREGTRUNC]], 0, 14, $noreg
$r0 = COPY %2(s32)
; CHECK: $r0 = COPY [[VREGEXT]]
BX_RET 14, $noreg, implicit $r0
; CHECK: BX_RET 14, $noreg, implicit $r0
...
---
name: test_trunc_and_sext_s8_to_s32
# CHECK-LABEL: name: test_trunc_and_sext_s8_to_s32
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
body: |
bb.0:
liveins: $r0
%0(s32) = COPY $r0
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r0
%1(s8) = G_TRUNC %0(s32)
; CHECK: [[VREGTRUNC:%[0-9]+]]:rgpr = COPY [[VREG]]
%2(s32) = G_SEXT %1(s8)
; CHECK: [[VREGEXT:%[0-9]+]]:rgpr = t2SXTB [[VREGTRUNC]], 0, 14, $noreg
$r0 = COPY %2(s32)
; CHECK: $r0 = COPY [[VREGEXT]]
BX_RET 14, $noreg, implicit $r0
; CHECK: BX_RET 14, $noreg, implicit $r0
...
---
name: test_trunc_and_anyext_s8_to_s32
# CHECK-LABEL: name: test_trunc_and_anyext_s8_to_s32
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
body: |
bb.0:
liveins: $r0
%0(s32) = COPY $r0
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r0
%1(s8) = G_TRUNC %0(s32)
%2(s32) = G_ANYEXT %1(s8)
$r0 = COPY %2(s32)
; CHECK: $r0 = COPY [[VREG]]
BX_RET 14, $noreg, implicit $r0
; CHECK: BX_RET 14, $noreg, implicit $r0
...
---
name: test_trunc_and_zext_s16_to_s32
# CHECK-LABEL: name: test_trunc_and_zext_s16_to_s32
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
body: |
bb.0:
liveins: $r0
%0(s32) = COPY $r0
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r0
%1(s16) = G_TRUNC %0(s32)
; CHECK: [[VREGTRUNC:%[0-9]+]]:rgpr = COPY [[VREG]]
%2(s32) = G_ZEXT %1(s16)
; CHECK: [[VREGEXT:%[0-9]+]]:rgpr = t2UXTH [[VREGTRUNC]], 0, 14, $noreg
$r0 = COPY %2(s32)
; CHECK: $r0 = COPY [[VREGEXT]]
BX_RET 14, $noreg, implicit $r0
; CHECK: BX_RET 14, $noreg, implicit $r0
...
---
name: test_trunc_and_sext_s16_to_s32
# CHECK-LABEL: name: test_trunc_and_sext_s16_to_s32
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
body: |
bb.0:
liveins: $r0
%0(s32) = COPY $r0
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r0
%1(s16) = G_TRUNC %0(s32)
; CHECK: [[VREGTRUNC:%[0-9]+]]:rgpr = COPY [[VREG]]
%2(s32) = G_SEXT %1(s16)
; CHECK: [[VREGEXT:%[0-9]+]]:rgpr = t2SXTH [[VREGTRUNC]], 0, 14, $noreg
$r0 = COPY %2(s32)
; CHECK: $r0 = COPY [[VREGEXT]]
BX_RET 14, $noreg, implicit $r0
; CHECK: BX_RET 14, $noreg, implicit $r0
...
---
name: test_trunc_and_anyext_s16_to_s32
# CHECK-LABEL: name: test_trunc_and_anyext_s16_to_s32
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
body: |
bb.0:
liveins: $r0
%0(s32) = COPY $r0
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r0
%1(s16) = G_TRUNC %0(s32)
%2(s32) = G_ANYEXT %1(s16)
$r0 = COPY %2(s32)
; CHECK: $r0 = COPY [[VREG]]
BX_RET 14, $noreg, implicit $r0
; CHECK: BX_RET 14, $noreg, implicit $r0
...
---
name: test_trunc_and_zext_s1_to_s16
# CHECK-LABEL: name: test_trunc_and_zext_s1_to_s16
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
- { id: 3, class: gprb }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
; CHECK: [[PTR:%[0-9]+]]:gpr = COPY $r0
%1(s32) = COPY $r1
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r1
%2(s1) = G_TRUNC %1(s32)
%3(s16) = G_ZEXT %2(s1)
; CHECK: [[RVREG:%[0-9]+]]:rgpr = COPY [[VREG]]
; CHECK: [[VREGEXT:%[0-9]+]]:rgpr = t2ANDri [[RVREG]], 1, 14, $noreg, $noreg
G_STORE %3(s16), %0(p0) :: (store 2)
; CHECK: t2STRHi12 [[VREGEXT]], [[PTR]], 0, 14, $noreg :: (store 2)
BX_RET 14, $noreg
; CHECK: BX_RET 14, $noreg
...
---
name: test_trunc_and_sext_s1_to_s16
# CHECK-LABEL: name: test_trunc_and_sext_s1_to_s16
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
- { id: 3, class: gprb }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
; CHECK: [[PTR:%[0-9]+]]:gpr = COPY $r0
%1(s32) = COPY $r1
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r1
%2(s1) = G_TRUNC %1(s32)
%3(s16) = G_SEXT %2(s1)
; CHECK: [[RVREG:%[0-9]+]]:rgpr = COPY [[VREG]]
; CHECK: [[VREGAND:%[0-9]+]]:rgpr = t2ANDri [[RVREG]], 1, 14, $noreg, $noreg
; CHECK: [[VREGEXT:%[0-9]+]]:rgpr = t2RSBri [[VREGAND]], 0, 14, $noreg, $noreg
G_STORE %3(s16), %0(p0) :: (store 2)
; CHECK: t2STRHi12 [[VREGEXT]], [[PTR]], 0, 14, $noreg :: (store 2)
BX_RET 14, $noreg
; CHECK: BX_RET 14, $noreg
...
---
name: test_trunc_and_anyext_s1_to_s16
# CHECK-LABEL: name: test_trunc_and_anyext_s1_to_s16
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
- { id: 3, class: gprb }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
; CHECK: [[PTR:%[0-9]+]]:gpr = COPY $r0
%1(s32) = COPY $r1
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r1
%2(s1) = G_TRUNC %1(s32)
%3(s16) = G_ANYEXT %2(s1)
G_STORE %3(s16), %0(p0) :: (store 2)
; CHECK: [[RVREG:%[0-9]+]]:rgpr = COPY [[VREG]]
; CHECK: t2STRHi12 [[RVREG]], [[PTR]], 0, 14, $noreg :: (store 2)
BX_RET 14, $noreg
; CHECK: BX_RET 14, $noreg
...
---
name: test_trunc_and_zext_s8_to_s16
# CHECK-LABEL: name: test_trunc_and_zext_s8_to_s16
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
- { id: 3, class: gprb }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
; CHECK: [[PTR:%[0-9]+]]:gpr = COPY $r0
%1(s32) = COPY $r1
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r1
%2(s8) = G_TRUNC %1(s32)
; CHECK: [[VREGTRUNC:%[1-9]+]]:rgpr = COPY [[VREG]]
%3(s16) = G_ZEXT %2(s8)
; CHECK: [[VREGEXT:%[0-9]+]]:rgpr = t2UXTB [[VREGTRUNC]], 0, 14, $noreg
G_STORE %3(s16), %0(p0) :: (store 2)
; CHECK: t2STRHi12 [[VREGEXT]], [[PTR]], 0, 14, $noreg :: (store 2)
BX_RET 14, $noreg
; CHECK: BX_RET 14, $noreg
...
---
name: test_trunc_and_sext_s8_to_s16
# CHECK-LABEL: name: test_trunc_and_sext_s8_to_s16
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
- { id: 3, class: gprb }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
; CHECK: [[PTR:%[0-9]+]]:gpr = COPY $r0
%1(s32) = COPY $r1
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r1
%2(s8) = G_TRUNC %1(s32)
; CHECK: [[VREGTRUNC:%[1-9]+]]:rgpr = COPY [[VREG]]
%3(s16) = G_SEXT %2(s8)
; CHECK: [[VREGEXT:%[0-9]+]]:rgpr = t2SXTB [[VREGTRUNC]], 0, 14, $noreg
G_STORE %3(s16), %0(p0) :: (store 2)
; CHECK: t2STRHi12 [[VREGEXT]], [[PTR]], 0, 14, $noreg :: (store 2)
BX_RET 14, $noreg
; CHECK: BX_RET 14, $noreg
...
---
name: test_trunc_and_anyext_s8_to_s16
# CHECK-LABEL: name: test_trunc_and_anyext_s8_to_s16
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
- { id: 3, class: gprb }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
; CHECK: [[PTR:%[0-9]+]]:gpr = COPY $r0
%1(s32) = COPY $r1
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r1
%2(s8) = G_TRUNC %1(s32)
%3(s16) = G_ANYEXT %2(s8)
G_STORE %3(s16), %0(p0) :: (store 2)
; CHECK: [[VREGR:%[0-9]+]]:rgpr = COPY [[VREG]]
; CHECK: t2STRHi12 [[VREGR]], [[PTR]], 0, 14, $noreg :: (store 2)
BX_RET 14, $noreg
; CHECK: BX_RET 14, $noreg
...
---
name: test_trunc_and_zext_s1_to_s8
# CHECK-LABEL: name: test_trunc_and_zext_s1_to_s8
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
- { id: 3, class: gprb }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
; CHECK: [[PTR:%[0-9]+]]:gpr = COPY $r0
%1(s32) = COPY $r1
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r1
%2(s1) = G_TRUNC %1(s32)
%3(s8) = G_ZEXT %2(s1)
; CHECK: [[RVREG:%[0-9]+]]:rgpr = COPY [[VREG]]
; CHECK: [[VREGEXT:%[0-9]+]]:rgpr = t2ANDri [[RVREG]], 1, 14, $noreg, $noreg
G_STORE %3(s8), %0(p0) :: (store 1)
; CHECK: t2STRBi12 [[VREGEXT]], [[PTR]], 0, 14, $noreg :: (store 1)
BX_RET 14, $noreg
; CHECK: BX_RET 14, $noreg
...
---
name: test_trunc_and_sext_s1_to_s8
# CHECK-LABEL: name: test_trunc_and_sext_s1_to_s8
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
- { id: 3, class: gprb }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
; CHECK: [[PTR:%[0-9]+]]:gpr = COPY $r0
%1(s32) = COPY $r1
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r1
%2(s1) = G_TRUNC %1(s32)
%3(s8) = G_SEXT %2(s1)
; CHECK: [[RVREG:%[0-9]+]]:rgpr = COPY [[VREG]]
; CHECK: [[VREGAND:%[0-9]+]]:rgpr = t2ANDri [[RVREG]], 1, 14, $noreg, $noreg
; CHECK: [[VREGEXT:%[0-9]+]]:rgpr = t2RSBri [[VREGAND]], 0, 14, $noreg, $noreg
G_STORE %3(s8), %0(p0) :: (store 1)
; CHECK: t2STRBi12 [[VREGEXT]], [[PTR]], 0, 14, $noreg :: (store 1)
BX_RET 14, $noreg
; CHECK: BX_RET 14, $noreg
...
---
name: test_trunc_and_anyext_s1_to_s8
# CHECK-LABEL: name: test_trunc_and_anyext_s1_to_s8
legalized: true
regBankSelected: true
selected: false
# CHECK: selected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gprb }
- { id: 1, class: gprb }
- { id: 2, class: gprb }
- { id: 3, class: gprb }
body: |
bb.0:
liveins: $r0, $r1
%0(p0) = COPY $r0
; CHECK: [[PTR:%[0-9]+]]:gpr = COPY $r0
%1(s32) = COPY $r1
; CHECK: [[VREG:%[0-9]+]]:gpr = COPY $r1
%2(s1) = G_TRUNC %1(s32)
%3(s8) = G_ANYEXT %2(s1)
G_STORE %3(s8), %0(p0) :: (store 1)
; CHECK: [[RVREG:%[0-9]+]]:rgpr = COPY [[VREG]]
; CHECK: t2STRBi12 [[RVREG]], [[PTR]], 0, 14, $noreg :: (store 1)
BX_RET 14, $noreg
; CHECK: BX_RET 14, $noreg
...