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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Subject: [PULL 30/56] tcg/optimize: Split out fold_deposit
Date: Wed, 27 Oct 2021 19:41:05 -0700
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Cc: Luis Pires <luis.pires@eldorado.org.br>,
=?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= <f4bug@amsat.org>
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Reviewed-by: Luis Pires <luis.pires@eldorado.org.br>
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Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
tcg/optimize.c | 25 +++++++++++++++----------
1 file changed, 15 insertions(+), 10 deletions(-)
diff --git a/tcg/optimize.c b/tcg/optimize.c
index 3bd5f043c8..2c57d08760 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -878,6 +878,18 @@ static bool fold_ctpop(OptContext *ctx, TCGOp *op)
return fold_const1(ctx, op);
}
=20
+static bool fold_deposit(OptContext *ctx, TCGOp *op)
+{
+ if (arg_is_const(op->args[1]) && arg_is_const(op->args[2])) {
+ uint64_t t1 =3D arg_info(op->args[1])->val;
+ uint64_t t2 =3D arg_info(op->args[2])->val;
+
+ t1 =3D deposit64(t1, op->args[3], op->args[4], t2);
+ return tcg_opt_gen_movi(ctx, op, op->args[0], t1);
+ }
+ return false;
+}
+
static bool fold_divide(OptContext *ctx, TCGOp *op)
{
return fold_const2(ctx, op);
@@ -1741,16 +1753,6 @@ void tcg_optimize(TCGContext *s)
}
break;
=20
- CASE_OP_32_64(deposit):
- if (arg_is_const(op->args[1]) && arg_is_const(op->args[2])) {
- tmp =3D deposit64(arg_info(op->args[1])->val,
- op->args[3], op->args[4],
- arg_info(op->args[2])->val);
- tcg_opt_gen_movi(&ctx, op, op->args[0], tmp);
- continue;
- }
- break;
-
default:
break;
=20
@@ -1778,6 +1780,9 @@ void tcg_optimize(TCGContext *s)
CASE_OP_32_64(ctpop):
done =3D fold_ctpop(&ctx, op);
break;
+ CASE_OP_32_64(deposit):
+ done =3D fold_deposit(&ctx, op);
+ break;
CASE_OP_32_64(div):
CASE_OP_32_64(divu):
done =3D fold_divide(&ctx, op);
--=20
2.25.1