From: Roger Sayle <roger@eyesopen.com>
Date: Thu, 18 Sep 2003 14:55:43 +0000 (+0000)
Subject: * jcf-write.c (generate_bytecode_insns): Add support for fconst_2.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a490d1be3fa7903ddd0161c9c33bc0a4a9b8aaf5;p=gcc.git

* jcf-write.c (generate_bytecode_insns): Add support for fconst_2.

From-SVN: r71524
---

diff --git a/gcc/java/ChangeLog b/gcc/java/ChangeLog
index a171aa1bd98..5c9ca013930 100644
--- a/gcc/java/ChangeLog
+++ b/gcc/java/ChangeLog
@@ -1,3 +1,7 @@
+2003-09-18  Roger Sayle  <roger@eyesopen.com>
+
+	* jcf-write.c (generate_bytecode_insns): Add support for fconst_2.
+
 2003-09-16  Andrew Haley  <aph@redhat.com>
 
 	* jcf-write.c (generate_bytecode_insns): Add MIN_EXPR and MAX_EXPR.
diff --git a/gcc/java/jcf-write.c b/gcc/java/jcf-write.c
index febd04fbcaa..82c77b1c831 100644
--- a/gcc/java/jcf-write.c
+++ b/gcc/java/jcf-write.c
@@ -1462,8 +1462,9 @@ generate_bytecode_insns (tree exp, int target, struct jcf_partial *state)
 	  OP1 (prec == 1 ? OPCODE_fconst_0 : OPCODE_dconst_0);
 	else if (real_onep (exp))
 	  OP1 (prec == 1 ? OPCODE_fconst_1 : OPCODE_dconst_1);
-	/* FIXME Should also use fconst_2 for 2.0f.
-	   Also, should use iconst_2/ldc followed by i2f/i2d
+	else if (prec == 1 && real_twop (exp))
+	  OP1 (OPCODE_fconst_2);
+	/* ??? We could also use iconst_3/ldc followed by i2f/i2d
 	   for other float/double when the value is a small integer. */
 	else
 	  {