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[PATCH 11/48] tcg/optimize: Return true from tcg_opt_gen_{mov,movi}
From: |
Richard Henderson |
Subject: |
[PATCH 11/48] tcg/optimize: Return true from tcg_opt_gen_{mov,movi} |
Date: |
Sun, 29 Aug 2021 23:24:14 -0700 |
This will allow callers to tail call to these functions
and return true indicating processing complete.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
tcg/optimize.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/tcg/optimize.c b/tcg/optimize.c
index 39a65d305f..c4559d32be 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -180,7 +180,7 @@ static bool args_are_copies(TCGArg arg1, TCGArg arg2)
return ts_are_copies(arg_temp(arg1), arg_temp(arg2));
}
-static void tcg_opt_gen_mov(OptContext *ctx, TCGOp *op, TCGArg dst, TCGArg src)
+static bool tcg_opt_gen_mov(OptContext *ctx, TCGOp *op, TCGArg dst, TCGArg src)
{
TCGTemp *dst_ts = arg_temp(dst);
TCGTemp *src_ts = arg_temp(src);
@@ -192,7 +192,7 @@ static void tcg_opt_gen_mov(OptContext *ctx, TCGOp *op,
TCGArg dst, TCGArg src)
if (ts_are_copies(dst_ts, src_ts)) {
tcg_op_remove(ctx->tcg, op);
- return;
+ return true;
}
reset_ts(dst_ts);
@@ -228,9 +228,10 @@ static void tcg_opt_gen_mov(OptContext *ctx, TCGOp *op,
TCGArg dst, TCGArg src)
di->is_const = si->is_const;
di->val = si->val;
}
+ return true;
}
-static void tcg_opt_gen_movi(OptContext *ctx, TCGOp *op,
+static bool tcg_opt_gen_movi(OptContext *ctx, TCGOp *op,
TCGArg dst, uint64_t val)
{
const TCGOpDef *def = &tcg_op_defs[op->opc];
@@ -248,7 +249,7 @@ static void tcg_opt_gen_movi(OptContext *ctx, TCGOp *op,
/* Convert movi to mov with constant temp. */
tv = tcg_constant_internal(type, val);
init_ts_info(ctx, tv);
- tcg_opt_gen_mov(ctx, op, dst, temp_arg(tv));
+ return tcg_opt_gen_mov(ctx, op, dst, temp_arg(tv));
}
static uint64_t do_constant_folding_2(TCGOpcode op, uint64_t x, uint64_t y)
--
2.25.1
- [PATCH 24/48] tcg/optimize: Split out fold_extract, fold_sextract, (continued)
- [PATCH 24/48] tcg/optimize: Split out fold_extract, fold_sextract, Richard Henderson, 2021/08/30
- [PATCH 27/48] tcg/optimize: Split out fold_bswap, Richard Henderson, 2021/08/30
- [PATCH 29/48] tcg/optimize: Split out fold_mov, Richard Henderson, 2021/08/30
- [PATCH 30/48] tcg/optimize: Split out fold_xx_to_i, Richard Henderson, 2021/08/30
- [PATCH 38/48] tcg/optimize: Split out fold_masks, Richard Henderson, 2021/08/30
- [PATCH 26/48] tcg/optimize: Split out fold_count_zeros, Richard Henderson, 2021/08/30
- [PATCH 28/48] tcg/optimize: Split out fold_dup, fold_dup2, Richard Henderson, 2021/08/30
- [PATCH 11/48] tcg/optimize: Return true from tcg_opt_gen_{mov,movi},
Richard Henderson <=
- [PATCH 32/48] tcg/optimize: Split out fold_xi_to_i, Richard Henderson, 2021/08/30
- [PATCH 34/48] tcg/optimize: Split out fold_to_not, Richard Henderson, 2021/08/30
- [PATCH 31/48] tcg/optimize: Split out fold_xx_to_x, Richard Henderson, 2021/08/30
- [PATCH 33/48] tcg/optimize: Add type to OptContext, Richard Henderson, 2021/08/30
- [PATCH 35/48] tcg/optimize: Split out fold_sub_to_neg, Richard Henderson, 2021/08/30
- [PATCH 36/48] tcg/optimize: Split out fold_xi_to_x, Richard Henderson, 2021/08/30
- [PATCH 37/48] tcg/optimize: Split out fold_ix_to_i, Richard Henderson, 2021/08/30