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[PATCH 19/48] tcg/optimize: Split out fold_setcond
From: |
Richard Henderson |
Subject: |
[PATCH 19/48] tcg/optimize: Split out fold_setcond |
Date: |
Sun, 29 Aug 2021 23:24:22 -0700 |
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
tcg/optimize.c | 23 ++++++++++++++---------
1 file changed, 14 insertions(+), 9 deletions(-)
diff --git a/tcg/optimize.c b/tcg/optimize.c
index 9dfd172a34..58f03737d2 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -935,6 +935,17 @@ static bool fold_qemu_st(OptContext *ctx, TCGOp *op)
return false;
}
+static bool fold_setcond(OptContext *ctx, TCGOp *op)
+{
+ TCGCond cond = op->args[3];
+ int i = do_constant_folding_cond(op->opc, op->args[1], op->args[2], cond);
+
+ if (i >= 0) {
+ return tcg_opt_gen_movi(ctx, op, op->args[0], i);
+ }
+ return false;
+}
+
static bool fold_setcond2(OptContext *ctx, TCGOp *op)
{
TCGCond cond = op->args[5];
@@ -1635,15 +1646,6 @@ void tcg_optimize(TCGContext *s)
}
break;
- CASE_OP_32_64(setcond):
- i = do_constant_folding_cond(opc, op->args[1],
- op->args[2], op->args[3]);
- if (i >= 0) {
- tcg_opt_gen_movi(&ctx, op, op->args[0], i);
- continue;
- }
- break;
-
CASE_OP_32_64(movcond):
i = do_constant_folding_cond(opc, op->args[1],
op->args[2], op->args[5]);
@@ -1802,6 +1804,9 @@ void tcg_optimize(TCGContext *s)
CASE_OP_32_64(shr):
done = fold_shift(&ctx, op);
break;
+ CASE_OP_32_64(setcond):
+ done = fold_setcond(&ctx, op);
+ break;
case INDEX_op_setcond2_i32:
done = fold_setcond2(&ctx, op);
break;
--
2.25.1
- [PATCH 02/48] tcg/optimize: Split out OptContext, (continued)
- [PATCH 02/48] tcg/optimize: Split out OptContext, Richard Henderson, 2021/08/30
- [PATCH 07/48] tcg/optimize: Split out copy_propagate, Richard Henderson, 2021/08/30
- [PATCH 06/48] tcg/optimize: Split out init_arguments, Richard Henderson, 2021/08/30
- [PATCH 04/48] tcg/optimize: Change tcg_opt_gen_{mov,movi} interface, Richard Henderson, 2021/08/30
- [PATCH 09/48] tcg/optimize: Drop nb_oargs, nb_iargs locals, Richard Henderson, 2021/08/30
- [PATCH 08/48] tcg/optimize: Split out fold_call, Richard Henderson, 2021/08/30
- [PATCH 12/48] tcg/optimize: Split out finish_folding, Richard Henderson, 2021/08/30
- [PATCH 14/48] tcg/optimize: Split out fold_mb, fold_qemu_{ld,st}, Richard Henderson, 2021/08/30
- [PATCH 13/48] tcg/optimize: Use a boolean to avoid a mass of continues, Richard Henderson, 2021/08/30
- [PATCH 16/48] tcg/optimize: Split out fold_setcond2, Richard Henderson, 2021/08/30
- [PATCH 19/48] tcg/optimize: Split out fold_setcond,
Richard Henderson <=
- [PATCH 18/48] tcg/optimize: Split out fold_brcond, Richard Henderson, 2021/08/30
- [PATCH 17/48] tcg/optimize: Split out fold_brcond2, Richard Henderson, 2021/08/30
- [PATCH 20/48] tcg/optimize: Split out fold_mulu2_i32, Richard Henderson, 2021/08/30
- [PATCH 21/48] tcg/optimize: Split out fold_addsub2_i32, Richard Henderson, 2021/08/30
- [PATCH 22/48] tcg/optimize: Split out fold_movcond, Richard Henderson, 2021/08/30
- [PATCH 23/48] tcg/optimize: Split out fold_extract2, Richard Henderson, 2021/08/30
- [PATCH 15/48] tcg/optimize: Split out fold_const{1,2}, Richard Henderson, 2021/08/30
- [PATCH 10/48] tcg/optimize: Change fail return for do_constant_folding_cond*, Richard Henderson, 2021/08/30
- [PATCH 25/48] tcg/optimize: Split out fold_deposit, Richard Henderson, 2021/08/30
- [PATCH 24/48] tcg/optimize: Split out fold_extract, fold_sextract, Richard Henderson, 2021/08/30