llvm-project/llvm/test/CodeGen/X86/GlobalISel/x86_64-select-zext.mir

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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=x86_64-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s
--- |
define i8 @zext_i1_to_i8(i1 %val) {
%res = zext i1 %val to i8
ret i8 %res
}
define i16 @zext_i1_to_i16(i1 %val) {
%res = zext i1 %val to i16
ret i16 %res
}
define i32 @zext_i1_to_i32(i1 %val) {
%res = zext i1 %val to i32
ret i32 %res
}
define i64 @zext_i1_to_i64(i1 %val) {
%res = zext i1 %val to i64
ret i64 %res
}
define i16 @zext_i8_to_i16(i8 %val) {
%res = zext i8 %val to i16
ret i16 %res
}
define i32 @zext_i8_to_i32(i8 %val) {
%res = zext i8 %val to i32
ret i32 %res
}
define i64 @zext_i8_to_i64(i8 %val) {
%res = zext i8 %val to i64
ret i64 %res
}
define i32 @zext_i16_to_i32(i16 %val) {
%res = zext i16 %val to i32
ret i32 %res
}
define i64 @zext_i16_to_i64(i16 %val) {
%res = zext i16 %val to i64
ret i64 %res
}
define i64 @zext_i32_to_i64(i32 %val) {
%res = zext i32 %val to i64
ret i64 %res
}
...
---
name: zext_i1_to_i8
alignment: 4
legalized: true
regBankSelected: true
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: gpr }
- { id: 2, class: gpr }
- { id: 3, class: gpr }
- { id: 4, class: gpr }
body: |
bb.1 (%ir-block.0):
liveins: $edi
; CHECK-LABEL: name: zext_i1_to_i8
; CHECK: liveins: $edi
; CHECK: [[COPY:%[0-9]+]]:gr32 = COPY $edi
; CHECK: [[COPY1:%[0-9]+]]:gr8 = COPY [[COPY]].sub_8bit
; CHECK: [[AND8ri:%[0-9]+]]:gr8 = AND8ri [[COPY1]], 1, implicit-def $eflags
; CHECK: $al = COPY [[AND8ri]]
; CHECK: RET 0, implicit $al
%1:gpr(s32) = COPY $edi
%3:gpr(s8) = G_CONSTANT i8 1
%4:gpr(s8) = G_TRUNC %1(s32)
%2:gpr(s8) = G_AND %4, %3
$al = COPY %2(s8)
RET 0, implicit $al
...
---
name: zext_i1_to_i16
alignment: 4
legalized: true
regBankSelected: true
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: gpr }
- { id: 2, class: gpr }
- { id: 3, class: gpr }
- { id: 4, class: gpr }
body: |
bb.1 (%ir-block.0):
liveins: $edi
; CHECK-LABEL: name: zext_i1_to_i16
; CHECK: liveins: $edi
; CHECK: [[COPY:%[0-9]+]]:gr32 = COPY $edi
; CHECK: [[COPY1:%[0-9]+]]:gr16 = COPY [[COPY]].sub_16bit
; CHECK: [[AND16ri8_:%[0-9]+]]:gr16 = AND16ri8 [[COPY1]], 1, implicit-def $eflags
; CHECK: $ax = COPY [[AND16ri8_]]
; CHECK: RET 0, implicit $ax
%1:gpr(s32) = COPY $edi
%3:gpr(s16) = G_CONSTANT i16 1
%4:gpr(s16) = G_TRUNC %1(s32)
%2:gpr(s16) = G_AND %4, %3
$ax = COPY %2(s16)
RET 0, implicit $ax
...
---
name: zext_i1_to_i32
alignment: 4
legalized: true
regBankSelected: true
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: gpr }
- { id: 2, class: gpr }
- { id: 3, class: gpr }
- { id: 4, class: gpr }
body: |
bb.1 (%ir-block.0):
liveins: $edi
; CHECK-LABEL: name: zext_i1_to_i32
; CHECK: liveins: $edi
; CHECK: [[COPY:%[0-9]+]]:gr32 = COPY $edi
; CHECK: [[AND32ri8_:%[0-9]+]]:gr32 = AND32ri8 [[COPY]], 1, implicit-def $eflags
; CHECK: $eax = COPY [[AND32ri8_]]
; CHECK: RET 0, implicit $eax
%1:gpr(s32) = COPY $edi
%3:gpr(s32) = G_CONSTANT i32 1
%4:gpr(s32) = COPY %1(s32)
%2:gpr(s32) = G_AND %4, %3
$eax = COPY %2(s32)
RET 0, implicit $eax
...
---
name: zext_i1_to_i64
alignment: 4
legalized: true
regBankSelected: true
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: gpr }
- { id: 2, class: gpr }
- { id: 3, class: gpr }
- { id: 4, class: gpr }
body: |
bb.1 (%ir-block.0):
liveins: $edi
; CHECK-LABEL: name: zext_i1_to_i64
; CHECK: liveins: $edi
; CHECK: [[COPY:%[0-9]+]]:gr32 = COPY $edi
; CHECK: [[SUBREG_TO_REG:%[0-9]+]]:gr64 = SUBREG_TO_REG 0, [[COPY]], %subreg.sub_32bit
; CHECK: [[AND64ri8_:%[0-9]+]]:gr64 = AND64ri8 [[SUBREG_TO_REG]], 1, implicit-def $eflags
; CHECK: $rax = COPY [[AND64ri8_]]
; CHECK: RET 0, implicit $rax
%1:gpr(s32) = COPY $edi
%3:gpr(s64) = G_CONSTANT i64 1
%4:gpr(s64) = G_ANYEXT %1(s32)
%2:gpr(s64) = G_AND %4, %3
$rax = COPY %2(s64)
RET 0, implicit $rax
...
---
name: zext_i8_to_i16
alignment: 4
legalized: true
regBankSelected: true
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: gpr }
- { id: 2, class: gpr }
- { id: 3, class: gpr }
- { id: 4, class: gpr }
body: |
bb.1 (%ir-block.0):
liveins: $edi
; CHECK-LABEL: name: zext_i8_to_i16
; CHECK: liveins: $edi
; CHECK: [[COPY:%[0-9]+]]:gr32 = COPY $edi
; CHECK: [[COPY1:%[0-9]+]]:gr16 = COPY [[COPY]].sub_16bit
; CHECK: [[AND16ri:%[0-9]+]]:gr16 = AND16ri [[COPY1]], 255, implicit-def $eflags
; CHECK: $ax = COPY [[AND16ri]]
; CHECK: RET 0, implicit $ax
%1:gpr(s32) = COPY $edi
%3:gpr(s16) = G_CONSTANT i16 255
%4:gpr(s16) = G_TRUNC %1(s32)
%2:gpr(s16) = G_AND %4, %3
$ax = COPY %2(s16)
RET 0, implicit $ax
...
---
name: zext_i8_to_i32
alignment: 4
legalized: true
regBankSelected: true
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: gpr }
- { id: 2, class: gpr }
- { id: 3, class: gpr }
- { id: 4, class: gpr }
body: |
bb.1 (%ir-block.0):
liveins: $edi
; CHECK-LABEL: name: zext_i8_to_i32
; CHECK: liveins: $edi
; CHECK: [[COPY:%[0-9]+]]:gr32 = COPY $edi
; CHECK: [[COPY1:%[0-9]+]]:gr8 = COPY [[COPY]].sub_8bit
; CHECK: [[MOVZX32rr8_:%[0-9]+]]:gr32 = MOVZX32rr8 [[COPY1]]
; CHECK: $eax = COPY [[MOVZX32rr8_]]
; CHECK: RET 0, implicit $eax
%1:gpr(s32) = COPY $edi
%3:gpr(s32) = G_CONSTANT i32 255
%4:gpr(s32) = COPY %1(s32)
%2:gpr(s32) = G_AND %4, %3
$eax = COPY %2(s32)
RET 0, implicit $eax
...
---
name: zext_i8_to_i64
alignment: 4
legalized: true
regBankSelected: true
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: gpr }
- { id: 2, class: gpr }
- { id: 3, class: gpr }
- { id: 4, class: gpr }
body: |
bb.1 (%ir-block.0):
liveins: $edi
; CHECK-LABEL: name: zext_i8_to_i64
; CHECK: liveins: $edi
; CHECK: [[COPY:%[0-9]+]]:gr32 = COPY $edi
; CHECK: [[SUBREG_TO_REG:%[0-9]+]]:gr64 = SUBREG_TO_REG 0, [[COPY]], %subreg.sub_32bit
; CHECK: [[AND64ri32_:%[0-9]+]]:gr64 = AND64ri32 [[SUBREG_TO_REG]], 255, implicit-def $eflags
; CHECK: $rax = COPY [[AND64ri32_]]
; CHECK: RET 0, implicit $rax
%1:gpr(s32) = COPY $edi
%3:gpr(s64) = G_CONSTANT i64 255
%4:gpr(s64) = G_ANYEXT %1(s32)
%2:gpr(s64) = G_AND %4, %3
$rax = COPY %2(s64)
RET 0, implicit $rax
...
---
name: zext_i16_to_i32
alignment: 4
legalized: true
regBankSelected: true
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: gpr }
- { id: 2, class: gpr }
- { id: 3, class: gpr }
- { id: 4, class: gpr }
body: |
bb.1 (%ir-block.0):
liveins: $edi
; CHECK-LABEL: name: zext_i16_to_i32
; CHECK: liveins: $edi
; CHECK: [[COPY:%[0-9]+]]:gr32 = COPY $edi
; CHECK: [[COPY1:%[0-9]+]]:gr16 = COPY [[COPY]].sub_16bit
; CHECK: [[MOVZX32rr16_:%[0-9]+]]:gr32 = MOVZX32rr16 [[COPY1]]
; CHECK: $eax = COPY [[MOVZX32rr16_]]
; CHECK: RET 0, implicit $eax
%1:gpr(s32) = COPY $edi
%3:gpr(s32) = G_CONSTANT i32 65535
%4:gpr(s32) = COPY %1(s32)
%2:gpr(s32) = G_AND %4, %3
$eax = COPY %2(s32)
RET 0, implicit $eax
...
---
name: zext_i16_to_i64
alignment: 4
legalized: true
regBankSelected: true
tracksRegLiveness: true
registers:
- { id: 0, class: _ }
- { id: 1, class: gpr }
- { id: 2, class: gpr }
- { id: 3, class: gpr }
- { id: 4, class: gpr }
body: |
bb.1 (%ir-block.0):
liveins: $edi
; CHECK-LABEL: name: zext_i16_to_i64
; CHECK: liveins: $edi
; CHECK: [[COPY:%[0-9]+]]:gr32 = COPY $edi
; CHECK: [[SUBREG_TO_REG:%[0-9]+]]:gr64 = SUBREG_TO_REG 0, [[COPY]], %subreg.sub_32bit
; CHECK: [[AND64ri32_:%[0-9]+]]:gr64 = AND64ri32 [[SUBREG_TO_REG]], 65535, implicit-def $eflags
; CHECK: $rax = COPY [[AND64ri32_]]
; CHECK: RET 0, implicit $rax
%1:gpr(s32) = COPY $edi
%3:gpr(s64) = G_CONSTANT i64 65535
%4:gpr(s64) = G_ANYEXT %1(s32)
%2:gpr(s64) = G_AND %4, %3
$rax = COPY %2(s64)
RET 0, implicit $rax
...
---
name: zext_i32_to_i64
alignment: 4
legalized: true
regBankSelected: true
tracksRegLiveness: true
registers:
- { id: 0, class: gpr }
- { id: 1, class: gpr }
body: |
bb.1 (%ir-block.0):
liveins: $edi
; CHECK-LABEL: name: zext_i32_to_i64
; CHECK: liveins: $edi
; CHECK: [[COPY:%[0-9]+]]:gr32 = COPY $edi
; CHECK: [[SUBREG_TO_REG:%[0-9]+]]:gr64 = SUBREG_TO_REG 0, [[COPY]], %subreg.sub_32bit
; CHECK: $rax = COPY [[SUBREG_TO_REG]]
; CHECK: RET 0, implicit $rax
%0:gpr(s32) = COPY $edi
%1:gpr(s64) = G_ZEXT %0(s32)
$rax = COPY %1(s64)
RET 0, implicit $rax
...