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[AMDGPU] Add test for set_gpr_idx removal with conditional branches

This commit is contained in:
Jay Foad 2021-04-30 14:50:46 +01:00
parent 92a3a2dc3e
commit e2a2df2a1e
1 changed files with 51 additions and 0 deletions
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51
llvm/test/CodeGen/AMDGPU/set-gpr-idx-peephole.mir
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@ -474,3 +474,54 @@ body: |
S_SET_GPR_IDX_OFF implicit-def $mode, implicit $mode
}
...
# FIXME: remove S_SET_GPR_IDX_* despite the branch at the end of the block
---
name: simple_cbranch_vccz
body: |
; GCN-LABEL: name: simple_cbranch_vccz
; GCN: bb.0:
; GCN: successors: %bb.1(0x80000000)
; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $mode, implicit-def $m0, implicit $mode, implicit undef $m0
; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
; GCN: S_SET_GPR_IDX_OFF implicit-def $mode, implicit $mode
; GCN: S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $mode, implicit-def $m0, implicit $mode, implicit undef $m0
; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
; GCN: S_SET_GPR_IDX_OFF implicit-def $mode, implicit $mode
; GCN: S_CBRANCH_VCCZ %bb.1, implicit $vcc
; GCN: bb.1:
bb.0:
S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $mode, implicit-def $m0, implicit $mode, implicit undef $m0
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
S_SET_GPR_IDX_OFF implicit-def $mode, implicit $mode
S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $mode, implicit-def $m0, implicit $mode, implicit undef $m0
$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
S_SET_GPR_IDX_OFF implicit-def $mode, implicit $mode
S_CBRANCH_VCCZ %bb.1, implicit $vcc
bb.1:
...
# FIXME: remove S_SET_GPR_IDX_* despite the branch at the end of the block
---
name: simple_cbranch_execz
body: |
; GCN-LABEL: name: simple_cbranch_execz
; GCN: bb.0:
; GCN: successors:
; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $mode, implicit-def $m0, implicit $mode, implicit undef $m0
; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
; GCN: S_SET_GPR_IDX_OFF implicit-def $mode, implicit $mode
; GCN: S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $mode, implicit-def $m0, implicit $mode, implicit undef $m0
; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
; GCN: S_SET_GPR_IDX_OFF implicit-def $mode, implicit $mode
; GCN: bb.1:
bb.0:
S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $mode, implicit-def $m0, implicit $mode, implicit undef $m0
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
S_SET_GPR_IDX_OFF implicit-def $mode, implicit $mode
S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $mode, implicit-def $m0, implicit $mode, implicit undef $m0
$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
S_SET_GPR_IDX_OFF implicit-def $mode, implicit $mode
S_CBRANCH_EXECZ %bb.1, implicit $exec
bb.1:
...