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|
# RUN: llc -mtriple=x86_64-linux-gnu -mattr=+avx512f -global-isel -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=ALL
--- |
define void @test_merge_v128() {
ret void
}
define void @test_merge_v256() {
ret void
}
...
---
name: test_merge_v128
# ALL-LABEL: name: test_merge_v128
alignment: 4
legalized: true
regBankSelected: true
# ALL: registers:
# ALL-NEXT: - { id: 0, class: vr128x, preferred-register: '' }
# ALL-NEXT: - { id: 1, class: vr512, preferred-register: '' }
# ALL-NEXT: - { id: 2, class: vr512, preferred-register: '' }
# ALL-NEXT: - { id: 3, class: vr512, preferred-register: '' }
# ALL-NEXT: - { id: 4, class: vr512, preferred-register: '' }
# ALL-NEXT: - { id: 5, class: vr512, preferred-register: '' }
registers:
- { id: 0, class: vecr }
- { id: 1, class: vecr }
# ALL: %0 = IMPLICIT_DEF
# ALL-NEXT: undef %2.sub_xmm = COPY %0
# ALL-NEXT: %3 = VINSERTF32x4Zrr %2, %0, 1
# ALL-NEXT: %4 = VINSERTF32x4Zrr %3, %0, 2
# ALL-NEXT: %5 = VINSERTF32x4Zrr %4, %0, 3
# ALL-NEXT: %1 = COPY %5
# ALL-NEXT: %zmm0 = COPY %1
# ALL-NEXT: RET 0, implicit %zmm0
body: |
bb.1 (%ir-block.0):
%0(<4 x s32>) = IMPLICIT_DEF
%1(<16 x s32>) = G_MERGE_VALUES %0(<4 x s32>), %0(<4 x s32>), %0(<4 x s32>), %0(<4 x s32>)
%zmm0 = COPY %1(<16 x s32>)
RET 0, implicit %zmm0
...
---
name: test_merge_v256
# ALL-LABEL: name: test_merge_v256
alignment: 4
legalized: true
regBankSelected: true
# ALL: registers:
# ALL-NEXT: - { id: 0, class: vr256x, preferred-register: '' }
# ALL-NEXT: - { id: 1, class: vr512, preferred-register: '' }
# ALL-NEXT: - { id: 2, class: vr512, preferred-register: '' }
# ALL-NEXT: - { id: 3, class: vr512, preferred-register: '' }
registers:
- { id: 0, class: vecr }
- { id: 1, class: vecr }
# ALL: %0 = IMPLICIT_DEF
# ALL-NEXT: undef %2.sub_ymm = COPY %0
# ALL-NEXT: %3 = VINSERTF64x4Zrr %2, %0, 1
# ALL-NEXT: %1 = COPY %3
# ALL-NEXT: %zmm0 = COPY %1
# ALL-NEXT: RET 0, implicit %zmm0
body: |
bb.1 (%ir-block.0):
%0(<8 x s32>) = IMPLICIT_DEF
%1(<16 x s32>) = G_MERGE_VALUES %0(<8 x s32>), %0(<8 x s32>)
%zmm0 = COPY %1(<16 x s32>)
RET 0, implicit %zmm0
...
|
