diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2018-06-26 09:19:19 -0700 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2018-07-03 09:56:52 +1000 |
| commit | b8ce0f86782b1317f363cc90f4e1aaeb116a7cc2 (patch) | |
| tree | 5df756a87007f3d3a86d92e4150718c5bcd1e180 | |
| parent | c674a9831e8bf58928508e2db604e092c66638a4 (diff) | |
| download | qemu-b8ce0f86782b1317f363cc90f4e1aaeb116a7cc2.zip qemu-b8ce0f86782b1317f363cc90f4e1aaeb116a7cc2.tar.gz qemu-b8ce0f86782b1317f363cc90f4e1aaeb116a7cc2.tar.bz2 | |
target/ppc: Use atomic min/max helpers
These operations were previously unimplemented for ppc.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
| -rw-r--r-- | target/ppc/translate.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/target/ppc/translate.c b/target/ppc/translate.c index c2a28be..79285b6 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -3102,13 +3102,21 @@ static void gen_ld_atomic(DisasContext *ctx, TCGMemOp memop) case 3: /* Fetch and 'and' */ tcg_gen_atomic_fetch_and_tl(dst, EA, src, ctx->mem_idx, memop); break; - case 8: /* Swap */ - tcg_gen_atomic_xchg_tl(dst, EA, src, ctx->mem_idx, memop); - break; case 4: /* Fetch and max unsigned */ + tcg_gen_atomic_fetch_umax_tl(dst, EA, src, ctx->mem_idx, memop); + break; case 5: /* Fetch and max signed */ + tcg_gen_atomic_fetch_smax_tl(dst, EA, src, ctx->mem_idx, memop); + break; case 6: /* Fetch and min unsigned */ + tcg_gen_atomic_fetch_umin_tl(dst, EA, src, ctx->mem_idx, memop); + break; case 7: /* Fetch and min signed */ + tcg_gen_atomic_fetch_smin_tl(dst, EA, src, ctx->mem_idx, memop); + break; + case 8: /* Swap */ + tcg_gen_atomic_xchg_tl(dst, EA, src, ctx->mem_idx, memop); + break; case 16: /* compare and swap not equal */ case 24: /* Fetch and increment bounded */ case 25: /* Fetch and increment equal */ @@ -3159,9 +3167,17 @@ static void gen_st_atomic(DisasContext *ctx, TCGMemOp memop) tcg_gen_atomic_and_fetch_tl(discard, EA, src, ctx->mem_idx, memop); break; case 4: /* Store max unsigned */ + tcg_gen_atomic_umax_fetch_tl(discard, EA, src, ctx->mem_idx, memop); + break; case 5: /* Store max signed */ + tcg_gen_atomic_smax_fetch_tl(discard, EA, src, ctx->mem_idx, memop); + break; case 6: /* Store min unsigned */ + tcg_gen_atomic_umin_fetch_tl(discard, EA, src, ctx->mem_idx, memop); + break; case 7: /* Store min signed */ + tcg_gen_atomic_smin_fetch_tl(discard, EA, src, ctx->mem_idx, memop); + break; case 24: /* Store twin */ gen_invalid(ctx); break; |