| # RUN: llc -march=amdgcn -mcpu=gfx900 -run-pass=si-fold-operands,dead-mi-elimination -verify-machineinstrs %s -o - | FileCheck -check-prefix=GCN %s |
| |
| --- |
| |
| # GCN-LABEL: name: fold_sgpr_to_sgpr_copy_full |
| # GCN: %0:sgpr_32 = IMPLICIT_DEF |
| # GCN-NEXT: S_STORE_DWORD_IMM %0, undef $sgpr10_sgpr11, 0, 0 |
| |
| name: fold_sgpr_to_sgpr_copy_full |
| body: | |
| bb.0: |
| |
| %0:sgpr_32 = IMPLICIT_DEF |
| %1:sgpr_32 = COPY %0 |
| %2:sgpr_32 = COPY %1 |
| S_STORE_DWORD_IMM %2, undef $sgpr10_sgpr11, 0, 0 |
| ... |
| |
| # GCN-LABEL: name: fold_sgpr_to_sgpr_copy_subreg |
| # GCN: %0:sreg_64 = IMPLICIT_DEF |
| # GCN-NEXT: %2:sgpr_32 = COPY %0.sub0 |
| # GCN-NEXT: S_STORE_DWORD_IMM %2, undef $sgpr10_sgpr11, 0, 0 |
| |
| name: fold_sgpr_to_sgpr_copy_subreg |
| body: | |
| bb.0: |
| |
| %0:sreg_64 = IMPLICIT_DEF |
| %1:sgpr_32 = COPY %0.sub0 |
| %2:sgpr_32 = COPY %1 |
| S_STORE_DWORD_IMM %2, undef $sgpr10_sgpr11, 0, 0 |
| ... |
| |
| # GCN-LABEL: name: fold_sgpr_to_sgpr_copy_subreg2 |
| # GCN: %0:sreg_64 = IMPLICIT_DEF |
| # GCN-NEXT: %3:sreg_32_xm0_xexec = COPY %0.sub0 |
| # GCN-NEXT: S_STORE_DWORD_IMM %3, undef $sgpr10_sgpr11, 0, 0 |
| |
| name: fold_sgpr_to_sgpr_copy_subreg2 |
| body: | |
| bb.0: |
| |
| %0:sreg_64 = IMPLICIT_DEF |
| %1:sgpr_32 = COPY %0.sub0 |
| %2:sgpr_32 = COPY %1 |
| %3:sreg_32_xm0_xexec = COPY %2 |
| S_STORE_DWORD_IMM %3, undef $sgpr10_sgpr11, 0, 0 |
| ... |