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|
# RUN: llc -march=amdgcn -mcpu=gfx1010 -verify-machineinstrs -run-pass si-load-store-opt -o - %s | FileCheck %s
# CHECK-LABEL: name: merge_s_buffer_load_x2
# CHECK: S_BUFFER_LOAD_DWORDX2_IMM %0, 0, 0 :: (dereferenceable invariant load (s64), align 4)
name: merge_s_buffer_load_x2
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3
%0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
%1:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 0, 0 :: (dereferenceable invariant load (s32))
%2:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 4, 0 :: (dereferenceable invariant load (s32))
S_ENDPGM 0
...
---
# CHECK-LABEL: name: merge_s_buffer_load_x4
# CHECK: S_BUFFER_LOAD_DWORDX4_IMM %0, 0, 0 :: (dereferenceable invariant load (s128), align 4)
name: merge_s_buffer_load_x4
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3
%0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
%1:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 0, 0 :: (dereferenceable invariant load (s32))
%2:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 4, 0 :: (dereferenceable invariant load (s32))
%3:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 8, 0 :: (dereferenceable invariant load (s32))
%4:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 12, 0 :: (dereferenceable invariant load (s32))
S_ENDPGM 0
...
---
# CHECK-LABEL: name: merge_s_buffer_load_x8
# CHECK: S_BUFFER_LOAD_DWORDX8_IMM %0, 0, 0 :: (dereferenceable invariant load (s256), align 4)
name: merge_s_buffer_load_x8
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3
%0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
%1:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 0, 0 :: (dereferenceable invariant load (s32))
%2:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 4, 0 :: (dereferenceable invariant load (s32))
%3:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 8, 0 :: (dereferenceable invariant load (s32))
%4:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 12, 0 :: (dereferenceable invariant load (s32))
%5:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 16, 0 :: (dereferenceable invariant load (s32))
%6:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 20, 0 :: (dereferenceable invariant load (s32))
%7:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 24, 0 :: (dereferenceable invariant load (s32))
%8:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 28, 0 :: (dereferenceable invariant load (s32))
S_ENDPGM 0
...
---
# CHECK-LABEL: name: merge_s_buffer_load_x8_reordered
# CHECK: S_BUFFER_LOAD_DWORDX8_IMM %0, 0, 0 :: (dereferenceable invariant load (s256), align 4)
name: merge_s_buffer_load_x8_reordered
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3
%0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
%1:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 20, 0 :: (dereferenceable invariant load (s32))
%2:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 4, 0 :: (dereferenceable invariant load (s32))
%3:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 0, 0 :: (dereferenceable invariant load (s32))
%4:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 28, 0 :: (dereferenceable invariant load (s32))
%5:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 12, 0 :: (dereferenceable invariant load (s32))
%6:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 16, 0 :: (dereferenceable invariant load (s32))
%7:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 8, 0 :: (dereferenceable invariant load (s32))
%8:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 24, 0 :: (dereferenceable invariant load (s32))
S_ENDPGM 0
...
---
# CHECK-LABEL: name: merge_s_buffer_load_x8_out_of_x2
# CHECK: S_BUFFER_LOAD_DWORDX8_IMM %0, 0, 0 :: (dereferenceable invariant load (s256), align 8)
name: merge_s_buffer_load_x8_out_of_x2
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3
%0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
%1:sgpr_64 = S_BUFFER_LOAD_DWORDX2_IMM %0:sgpr_128, 16, 0 :: (dereferenceable invariant load (s64))
%2:sgpr_64 = S_BUFFER_LOAD_DWORDX2_IMM %0:sgpr_128, 8, 0 :: (dereferenceable invariant load (s64))
%3:sgpr_64 = S_BUFFER_LOAD_DWORDX2_IMM %0:sgpr_128, 0, 0 :: (dereferenceable invariant load (s64))
%4:sgpr_64 = S_BUFFER_LOAD_DWORDX2_IMM %0:sgpr_128, 24, 0 :: (dereferenceable invariant load (s64))
S_ENDPGM 0
...
---
# CHECK-LABEL: name: merge_s_buffer_load_x8_out_of_x4
# CHECK: S_BUFFER_LOAD_DWORDX8_IMM %0, 0, 0 :: (dereferenceable invariant load (s256), align 16)
name: merge_s_buffer_load_x8_out_of_x4
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3
%0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
%1:sgpr_128 = S_BUFFER_LOAD_DWORDX4_IMM %0:sgpr_128, 0, 0 :: (dereferenceable invariant load (s128))
%2:sgpr_128 = S_BUFFER_LOAD_DWORDX4_IMM %0:sgpr_128, 16, 0 :: (dereferenceable invariant load (s128))
S_ENDPGM 0
...
---
# CHECK-LABEL: name: merge_s_buffer_load_x8_mixed
# CHECK: S_BUFFER_LOAD_DWORDX8_IMM %0, 0, 0 :: (dereferenceable invariant load (s256), align 16)
name: merge_s_buffer_load_x8_mixed
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3
%0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
%1:sgpr_128 = S_BUFFER_LOAD_DWORDX4_IMM %0:sgpr_128, 0, 0 :: (dereferenceable invariant load (s128))
%2:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 16, 0 :: (dereferenceable invariant load (s32))
%3:sgpr_64 = S_BUFFER_LOAD_DWORDX2_IMM %0:sgpr_128, 24, 0 :: (dereferenceable invariant load (s64))
%4:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM %0:sgpr_128, 20, 0 :: (dereferenceable invariant load (s32))
S_ENDPGM 0
...
---
# CHECK-LABEL: name: merge_s_buffer_load_sgpr_imm
# CHECK: S_BUFFER_LOAD_DWORDX4_SGPR_IMM %0, %1, 0, 0 :: (dereferenceable invariant load (s128), align 4)
name: merge_s_buffer_load_sgpr_imm
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr4
%0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
%1:sreg_32 = COPY $sgpr4
%2:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM %0:sgpr_128, %1:sreg_32, 0, 0 :: (dereferenceable invariant load (s32))
%3:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM %0:sgpr_128, %1:sreg_32, 4, 0 :: (dereferenceable invariant load (s32))
%4:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM %0:sgpr_128, %1:sreg_32, 8, 0 :: (dereferenceable invariant load (s32))
%5:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM %0:sgpr_128, %1:sreg_32, 12, 0 :: (dereferenceable invariant load (s32))
S_ENDPGM 0
...
---
# CHECK-LABEL: name: no_merge_for_different_soffsets
# CHECK: S_BUFFER_LOAD_DWORD_SGPR_IMM %0, %1, 4, 0 :: (dereferenceable invariant load (s32))
# CHECK: S_BUFFER_LOAD_DWORD_SGPR_IMM %0, %2, 8, 0 :: (dereferenceable invariant load (s32))
name: no_merge_for_different_soffsets
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr4, $sgpr5
%0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
%1:sreg_32 = COPY $sgpr4
%2:sreg_32 = COPY $sgpr5
%3:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM %0:sgpr_128, %1:sreg_32, 4, 0 :: (dereferenceable invariant load (s32))
%4:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM %0:sgpr_128, %2:sreg_32, 8, 0 :: (dereferenceable invariant load (s32))
S_ENDPGM 0
...
---
# CHECK-LABEL: name: no_merge_for_non_adjacent_offsets
# CHECK: S_BUFFER_LOAD_DWORD_SGPR_IMM %0, %1, 4, 0 :: (dereferenceable invariant load (s32))
# CHECK: S_BUFFER_LOAD_DWORD_SGPR_IMM %0, %1, 12, 0 :: (dereferenceable invariant load (s32))
name: no_merge_for_non_adjacent_offsets
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr4
%0:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
%1:sreg_32 = COPY $sgpr4
%2:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM %0:sgpr_128, %1:sreg_32, 4, 0 :: (dereferenceable invariant load (s32))
%3:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM %0:sgpr_128, %1:sreg_32, 12, 0 :: (dereferenceable invariant load (s32))
S_ENDPGM 0
...
---
|
