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| author | Patrick O'Neill <patrick@rivosinc.com> | 2023-04-05 09:44:33 -0700 |
|---|---|---|
| committer | Patrick O'Neill <patrick@rivosinc.com> | 2023-05-02 13:08:03 -0700 |
| commit | f37a36bce81b50a43ec1613c1d08d803642f7506 (patch) | |
| tree | d246ba625250a1b09914bfa5288d99c4ba547c48 | |
| parent | 1d003da715a5cb4bc80e6ecf560f2be1ecd602e0 (diff) | |
| download | gcc-f37a36bce81b50a43ec1613c1d08d803642f7506.zip gcc-f37a36bce81b50a43ec1613c1d08d803642f7506.tar.gz gcc-f37a36bce81b50a43ec1613c1d08d803642f7506.tar.bz2 | |
RISC-V: Eliminate SYNC memory models
Remove references to MEMMODEL_SYNC_* models by converting via
memmodel_base().
2023-04-27 Patrick O'Neill <patrick@rivosinc.com>
gcc/ChangeLog:
* config/riscv/riscv.cc: Remove MEMMODEL_SYNC_* cases and
sanitize memmodel input with memmodel_base.
Signed-off-by: Patrick O'Neill <patrick@rivosinc.com>
| -rw-r--r-- | gcc/config/riscv/riscv.cc | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/gcc/config/riscv/riscv.cc b/gcc/config/riscv/riscv.cc index 4c3cf71..11af780 100644 --- a/gcc/config/riscv/riscv.cc +++ b/gcc/config/riscv/riscv.cc @@ -4304,14 +4304,11 @@ riscv_memmodel_needs_amo_acquire (enum memmodel model) { case MEMMODEL_ACQ_REL: case MEMMODEL_SEQ_CST: - case MEMMODEL_SYNC_SEQ_CST: case MEMMODEL_ACQUIRE: case MEMMODEL_CONSUME: - case MEMMODEL_SYNC_ACQUIRE: return true; case MEMMODEL_RELEASE: - case MEMMODEL_SYNC_RELEASE: case MEMMODEL_RELAXED: return false; @@ -4330,14 +4327,11 @@ riscv_memmodel_needs_release_fence (enum memmodel model) { case MEMMODEL_ACQ_REL: case MEMMODEL_SEQ_CST: - case MEMMODEL_SYNC_SEQ_CST: case MEMMODEL_RELEASE: - case MEMMODEL_SYNC_RELEASE: return true; case MEMMODEL_ACQUIRE: case MEMMODEL_CONSUME: - case MEMMODEL_SYNC_ACQUIRE: case MEMMODEL_RELAXED: return false; @@ -4376,6 +4370,7 @@ riscv_print_operand (FILE *file, rtx op, int letter) } machine_mode mode = GET_MODE (op); enum rtx_code code = GET_CODE (op); + const enum memmodel model = memmodel_base (INTVAL (op)); switch (letter) { @@ -4513,12 +4508,12 @@ riscv_print_operand (FILE *file, rtx op, int letter) break; case 'A': - if (riscv_memmodel_needs_amo_acquire ((enum memmodel) INTVAL (op))) + if (riscv_memmodel_needs_amo_acquire (model)) fputs (".aq", file); break; case 'F': - if (riscv_memmodel_needs_release_fence ((enum memmodel) INTVAL (op))) + if (riscv_memmodel_needs_release_fence (model)) fputs ("fence iorw,ow; ", file); break; |