forked from OSchip/llvm-project
162 lines
4.9 KiB
YAML
162 lines
4.9 KiB
YAML
# RUN: llc -march=amdgcn -verify-machineinstrs -run-pass si-shrink-instructions -o - %s | FileCheck -check-prefix=GCN %s
|
|
--- |
|
|
|
|
define amdgpu_kernel void @fold_fi_vgpr() {
|
|
%alloca = alloca [4 x i32], addrspace(5)
|
|
ret void
|
|
}
|
|
|
|
define amdgpu_kernel void @fold_vgpr_fi() {
|
|
%alloca = alloca [4 x i32], addrspace(5)
|
|
ret void
|
|
}
|
|
|
|
define amdgpu_kernel void @fold_sgpr_fi() {
|
|
%alloca = alloca [4 x i32], addrspace(5)
|
|
ret void
|
|
}
|
|
|
|
define amdgpu_kernel void @fold_fi_sgpr() {
|
|
%alloca = alloca [4 x i32], addrspace(5)
|
|
ret void
|
|
}
|
|
|
|
define amdgpu_kernel void @fold_fi_imm() {
|
|
%alloca = alloca [4 x i32], addrspace(5)
|
|
ret void
|
|
}
|
|
|
|
define amdgpu_kernel void @fold_imm_fi() {
|
|
%alloca = alloca [4 x i32], addrspace(5)
|
|
ret void
|
|
}
|
|
|
|
...
|
|
# GCN-LABEL: name: fold_fi_vgpr{{$}}
|
|
# GCN: %1:vgpr_32 = IMPLICIT_DEF
|
|
|
|
# GCN: %2:vgpr_32 = V_ADD_I32_e32 %stack.0.alloca, %1, implicit-def $vcc, implicit $exec
|
|
name: fold_fi_vgpr
|
|
tracksRegLiveness: true
|
|
registers:
|
|
- { id: 0, class: vgpr_32 }
|
|
- { id: 1, class: vgpr_32 }
|
|
- { id: 2, class: vgpr_32 }
|
|
stack:
|
|
- { id: 0, name: alloca, type: default, offset: 0, size: 128, alignment: 8,
|
|
callee-saved-register: '', local-offset: 0, di-variable: '', di-expression: '',
|
|
di-location: '' }
|
|
body: |
|
|
bb.0:
|
|
%0 = V_MOV_B32_e32 %stack.0.alloca, implicit $exec
|
|
%1 = IMPLICIT_DEF
|
|
%2, $vcc = V_ADD_I32_e64 %0, %1, implicit $exec
|
|
S_ENDPGM
|
|
|
|
...
|
|
# GCN-LABEL: name: fold_vgpr_fi{{$}}
|
|
# GCN: %1:vgpr_32 = IMPLICIT_DEF
|
|
# GCN: %2:vgpr_32 = V_ADD_I32_e32 %stack.0.alloca, %1, implicit-def $vcc, implicit $exec
|
|
name: fold_vgpr_fi
|
|
tracksRegLiveness: true
|
|
registers:
|
|
- { id: 0, class: vgpr_32 }
|
|
- { id: 1, class: vgpr_32 }
|
|
- { id: 2, class: vgpr_32 }
|
|
stack:
|
|
- { id: 0, name: alloca, type: default, offset: 0, size: 128, alignment: 8,
|
|
callee-saved-register: '', local-offset: 0, di-variable: '', di-expression: '',
|
|
di-location: '' }
|
|
body: |
|
|
bb.0:
|
|
%0 = V_MOV_B32_e32 %stack.0.alloca, implicit $exec
|
|
%1 = IMPLICIT_DEF
|
|
%2, $vcc = V_ADD_I32_e64 %1, %0, implicit $exec
|
|
S_ENDPGM
|
|
|
|
...
|
|
# GCN-LABEL: name: fold_sgpr_fi{{$}}
|
|
# GCN: %0:vgpr_32 = V_MOV_B32_e32 %stack.0.alloca, implicit $exec
|
|
# GCN: %1:sgpr_32 = IMPLICIT_DEF
|
|
# GCN: %2:vgpr_32 = V_ADD_I32_e32 %1, %0, implicit-def $vcc, implicit $exec
|
|
name: fold_sgpr_fi
|
|
tracksRegLiveness: true
|
|
registers:
|
|
- { id: 0, class: vgpr_32 }
|
|
- { id: 1, class: sgpr_32 }
|
|
- { id: 2, class: vgpr_32 }
|
|
stack:
|
|
- { id: 0, name: alloca, type: default, offset: 0, size: 128, alignment: 8,
|
|
callee-saved-register: '', local-offset: 0, di-variable: '', di-expression: '',
|
|
di-location: '' }
|
|
body: |
|
|
bb.0:
|
|
%0 = V_MOV_B32_e32 %stack.0.alloca, implicit $exec
|
|
%1 = IMPLICIT_DEF
|
|
%2, $vcc = V_ADD_I32_e64 %1, %0, implicit $exec
|
|
S_ENDPGM
|
|
|
|
...
|
|
# GCN-LABEL: name: fold_fi_sgpr{{$}}
|
|
# GCN: %0:vgpr_32 = V_MOV_B32_e32 %stack.0.alloca, implicit $exec
|
|
# GCN: %1:sgpr_32 = IMPLICIT_DEF
|
|
# GCN: %2:vgpr_32 = V_ADD_I32_e32 %1, %0, implicit-def $vcc, implicit $exec
|
|
name: fold_fi_sgpr
|
|
tracksRegLiveness: true
|
|
registers:
|
|
- { id: 0, class: vgpr_32 }
|
|
- { id: 1, class: sgpr_32 }
|
|
- { id: 2, class: vgpr_32 }
|
|
stack:
|
|
- { id: 0, name: alloca, type: default, offset: 0, size: 128, alignment: 8,
|
|
callee-saved-register: '', local-offset: 0, di-variable: '', di-expression: '',
|
|
di-location: '' }
|
|
body: |
|
|
bb.0:
|
|
%0 = V_MOV_B32_e32 %stack.0.alloca, implicit $exec
|
|
%1 = IMPLICIT_DEF
|
|
%2, $vcc = V_ADD_I32_e64 %0, %1, implicit $exec
|
|
S_ENDPGM
|
|
...
|
|
# TODO: Should probably prefer folding immediate first
|
|
# GCN-LABEL: name: fold_fi_imm{{$}}
|
|
# GCN: %1:vgpr_32 = V_MOV_B32_e32 999, implicit $exec
|
|
# GCN: %2:vgpr_32 = V_ADD_I32_e32 %stack.0.alloca, %1, implicit-def $vcc, implicit $exec
|
|
name: fold_fi_imm
|
|
tracksRegLiveness: true
|
|
registers:
|
|
- { id: 0, class: vgpr_32 }
|
|
- { id: 1, class: vgpr_32 }
|
|
- { id: 2, class: vgpr_32 }
|
|
stack:
|
|
- { id: 0, name: alloca, type: default, offset: 0, size: 128, alignment: 8,
|
|
callee-saved-register: '', local-offset: 0, di-variable: '', di-expression: '',
|
|
di-location: '' }
|
|
body: |
|
|
bb.0:
|
|
%0 = V_MOV_B32_e32 %stack.0.alloca, implicit $exec
|
|
%1 = V_MOV_B32_e32 999, implicit $exec
|
|
%2, $vcc = V_ADD_I32_e64 %0, %1, implicit $exec
|
|
S_ENDPGM
|
|
|
|
...
|
|
# GCN-LABEL: name: fold_imm_fi{{$}}
|
|
# GCN: %0:vgpr_32 = V_MOV_B32_e32 %stack.0.alloca, implicit $exec
|
|
# GCN: %2:vgpr_32 = V_ADD_I32_e32 999, %0, implicit-def $vcc, implicit $exec
|
|
name: fold_imm_fi
|
|
tracksRegLiveness: true
|
|
registers:
|
|
- { id: 0, class: vgpr_32 }
|
|
- { id: 1, class: vgpr_32 }
|
|
- { id: 2, class: vgpr_32 }
|
|
stack:
|
|
- { id: 0, name: alloca, type: default, offset: 0, size: 128, alignment: 8,
|
|
callee-saved-register: '', local-offset: 0, di-variable: '', di-expression: '',
|
|
di-location: '' }
|
|
body: |
|
|
bb.0:
|
|
%0 = V_MOV_B32_e32 %stack.0.alloca, implicit $exec
|
|
%1 = V_MOV_B32_e32 999, implicit $exec
|
|
%2, $vcc = V_ADD_I32_e64 %1, %0, implicit $exec
|
|
S_ENDPGM
|