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| author | Richard Henderson <richard.henderson@linaro.org> | 2024-12-08 20:34:57 -0600 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2024-12-24 08:32:15 -0800 |
| commit | 082b3ef9195571d543c32ab4afe5fc516153a9e5 (patch) | |
| tree | 14e5604bff70ee5e868315210139360c5312acea /tcg | |
| parent | 6813be9b9bb962865eb6770555f34d4b0d6066f3 (diff) | |
| download | qemu-082b3ef9195571d543c32ab4afe5fc516153a9e5.zip qemu-082b3ef9195571d543c32ab4afe5fc516153a9e5.tar.gz qemu-082b3ef9195571d543c32ab4afe5fc516153a9e5.tar.bz2 | |
tcg/optimize: Return true from fold_qemu_st, fold_tcg_st
Stores have no output operands, and so need no further work.
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg')
| -rw-r--r-- | tcg/optimize.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/tcg/optimize.c b/tcg/optimize.c index 7bd17a3..07792c5 100644 --- a/tcg/optimize.c +++ b/tcg/optimize.c @@ -2143,7 +2143,7 @@ static bool fold_qemu_st(OptContext *ctx, TCGOp *op) { /* Opcodes that touch guest memory stop the mb optimization. */ ctx->prev_mb = NULL; - return false; + return true; } static bool fold_remainder(OptContext *ctx, TCGOp *op) @@ -2706,7 +2706,7 @@ static bool fold_tcg_st(OptContext *ctx, TCGOp *op) if (op->args[1] != tcgv_ptr_arg(tcg_env)) { remove_mem_copy_all(ctx); - return false; + return true; } switch (op->opc) { @@ -2730,7 +2730,7 @@ static bool fold_tcg_st(OptContext *ctx, TCGOp *op) g_assert_not_reached(); } remove_mem_copy_in(ctx, ofs, ofs + lm1); - return false; + return true; } static bool fold_tcg_st_memcopy(OptContext *ctx, TCGOp *op) @@ -2740,8 +2740,7 @@ static bool fold_tcg_st_memcopy(OptContext *ctx, TCGOp *op) TCGType type; if (op->args[1] != tcgv_ptr_arg(tcg_env)) { - fold_tcg_st(ctx, op); - return false; + return fold_tcg_st(ctx, op); } src = arg_temp(op->args[0]); @@ -2763,7 +2762,7 @@ static bool fold_tcg_st_memcopy(OptContext *ctx, TCGOp *op) last = ofs + tcg_type_size(type) - 1; remove_mem_copy_in(ctx, ofs, last); record_mem_copy(ctx, type, src, ofs, last); - return false; + return true; } static bool fold_xor(OptContext *ctx, TCGOp *op) |