llvm-for-llvmta/test/CodeGen/AMDGPU/GlobalISel/inst-select-add.s16.mir

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2022-04-25 10:02:23 +02:00
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=instruction-select -verify-machineinstrs -o - %s | FileCheck -check-prefix=GFX6 %s
# RUN: llc -march=amdgcn -mcpu=gfx900 -run-pass=instruction-select -verify-machineinstrs -o - %s | FileCheck -check-prefix=GFX6 %s
# RUN: llc -march=amdgcn -mcpu=gfx1010 -run-pass=instruction-select -verify-machineinstrs -o - %s | FileCheck -check-prefix=GFX10 %s
# Note: 16-bit instructions generally produce a 0 result in the high 16-bits on GFX8 and GFX9 and preserve high 16 bits on GFX10+
---
name: add_s16
legalized: true
regBankSelected: true
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1
; GFX6-LABEL: name: add_s16
; GFX6: liveins: $vgpr0, $vgpr1
; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GFX6: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
; GFX6: [[V_ADD_U16_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U16_e64 [[COPY]], [[COPY1]], 0, implicit $exec
; GFX6: S_ENDPGM 0, implicit [[V_ADD_U16_e64_]]
; GFX10-LABEL: name: add_s16
; GFX10: liveins: $vgpr0, $vgpr1
; GFX10: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GFX10: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
; GFX10: [[V_ADD_U16_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U16_e64 [[COPY]], [[COPY1]], 0, implicit $exec
; GFX10: S_ENDPGM 0, implicit [[V_ADD_U16_e64_]]
%0:vgpr(s32) = COPY $vgpr0
%1:vgpr(s32) = COPY $vgpr1
%2:vgpr(s16) = G_TRUNC %0
%3:vgpr(s16) = G_TRUNC %1
%4:vgpr(s16) = G_ADD %2, %3
S_ENDPGM 0, implicit %4
...
---
name: add_s16_zext_to_s32
legalized: true
regBankSelected: true
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1
; GFX6-LABEL: name: add_s16_zext_to_s32
; GFX6: liveins: $vgpr0, $vgpr1
; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GFX6: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
; GFX6: [[V_ADD_U16_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U16_e64 [[COPY]], [[COPY1]], 0, implicit $exec
; GFX6: S_ENDPGM 0, implicit [[V_ADD_U16_e64_]]
; GFX10-LABEL: name: add_s16_zext_to_s32
; GFX10: liveins: $vgpr0, $vgpr1
; GFX10: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GFX10: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
; GFX10: [[V_ADD_U16_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U16_e64 [[COPY]], [[COPY1]], 0, implicit $exec
; GFX10: [[V_BFE_U32_e64_:%[0-9]+]]:vgpr_32 = V_BFE_U32_e64 [[V_ADD_U16_e64_]], 0, 16, implicit $exec
; GFX10: S_ENDPGM 0, implicit [[V_BFE_U32_e64_]]
%0:vgpr(s32) = COPY $vgpr0
%1:vgpr(s32) = COPY $vgpr1
%2:vgpr(s16) = G_TRUNC %0
%3:vgpr(s16) = G_TRUNC %1
%4:vgpr(s16) = G_ADD %2, %3
%5:vgpr(s32) = G_ZEXT %4
S_ENDPGM 0, implicit %5
...
---
name: add_s16_neg_inline_const_64
legalized: true
regBankSelected: true
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0
; GFX6-LABEL: name: add_s16_neg_inline_const_64
; GFX6: liveins: $vgpr0
; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GFX6: [[V_SUB_U16_e64_:%[0-9]+]]:vgpr_32 = V_SUB_U16_e64 [[COPY]], 64, 0, implicit $exec
; GFX6: S_ENDPGM 0, implicit [[V_SUB_U16_e64_]]
; GFX10-LABEL: name: add_s16_neg_inline_const_64
; GFX10: liveins: $vgpr0
; GFX10: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GFX10: [[V_SUB_U16_e64_:%[0-9]+]]:vgpr_32 = V_SUB_U16_e64 [[COPY]], 64, 0, implicit $exec
; GFX10: S_ENDPGM 0, implicit [[V_SUB_U16_e64_]]
%0:vgpr(s32) = COPY $vgpr0
%1:vgpr(s16) = G_TRUNC %0
%2:vgpr(s16) = G_CONSTANT i16 -64
%3:vgpr(s16) = G_ADD %1, %2
S_ENDPGM 0, implicit %3
...
---
name: add_s16_neg_inline_const_64_zext_to_s32
legalized: true
regBankSelected: true
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0
; GFX6-LABEL: name: add_s16_neg_inline_const_64_zext_to_s32
; GFX6: liveins: $vgpr0
; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GFX6: [[V_SUB_U16_e64_:%[0-9]+]]:vgpr_32 = V_SUB_U16_e64 [[COPY]], 64, 0, implicit $exec
; GFX6: S_ENDPGM 0, implicit [[V_SUB_U16_e64_]]
; GFX10-LABEL: name: add_s16_neg_inline_const_64_zext_to_s32
; GFX10: liveins: $vgpr0
; GFX10: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GFX10: [[V_SUB_U16_e64_:%[0-9]+]]:vgpr_32 = V_SUB_U16_e64 [[COPY]], 64, 0, implicit $exec
; GFX10: [[V_BFE_U32_e64_:%[0-9]+]]:vgpr_32 = V_BFE_U32_e64 [[V_SUB_U16_e64_]], 0, 16, implicit $exec
; GFX10: S_ENDPGM 0, implicit [[V_BFE_U32_e64_]]
%0:vgpr(s32) = COPY $vgpr0
%1:vgpr(s16) = G_TRUNC %0
%2:vgpr(s16) = G_CONSTANT i16 -64
%3:vgpr(s16) = G_ADD %1, %2
%4:vgpr(s32) = G_ZEXT %3
S_ENDPGM 0, implicit %4
...