From 07422036e30a34fa3fba20c6b6a7534bcd509e1c Mon Sep 17 00:00:00 2001
From: Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
Date: Wed, 23 Dec 2009 16:29:12 +0000
Subject: [PATCH] Pass floating point constant moves to integer registers as
mov immediates for Thumb1.
2009-12-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
PR target/40670
* config/arm/arm.md: Split for Thumb1 as well.
* gcc.target/arm/pr40670.c: New test.
From-SVN: r155427
---
gcc/ChangeLog | 5 +++++
gcc/config/arm/arm.md | 2 +-
gcc/testsuite/ChangeLog | 5 +++++
gcc/testsuite/gcc.target/arm/pr40670.c | 8 ++++++++
4 files changed, 19 insertions(+), 1 deletion(-)
create mode 100644 gcc/testsuite/gcc.target/arm/pr40670.c
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3b14a383defe..c22b10f6f6d9 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2009-12-23 Ramana Radhakrishnan <ramrad01@arm.com>
+
+ PR target/40670
+ * config/arm/arm.md: Split for Thumb1 as well.
+
2009-12-22 Cary Coutant <ccoutant@google.com>
PR debug/42454
diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md
index 367b00d70a65..e79ef15fa7d5 100644
--- a/gcc/config/arm/arm.md
+++ b/gcc/config/arm/arm.md
@@ -6073,7 +6073,7 @@
(define_split
[(set (match_operand:SF 0 "arm_general_register_operand" "")
(match_operand:SF 1 "immediate_operand" ""))]
- "TARGET_32BIT
+ "TARGET_EITHER
&& reload_completed
&& GET_CODE (operands[1]) == CONST_DOUBLE"
[(set (match_dup 2) (match_dup 3))]
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index afb5a9f1b27e..b57175720772 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2009-12-23 Ramana Radhakrishnan <ramrad01@arm.com>
+
+ PR target/40670
+ * gcc.target/arm/pr40670.c: New test.
+
2009-12-23 Uros Bizjak <ubizjak@gmail.com>
* gcc.target/alpha/20000715-1.c: Remove target selector.
diff --git a/gcc/testsuite/gcc.target/arm/pr40670.c b/gcc/testsuite/gcc.target/arm/pr40670.c
new file mode 100644
index 000000000000..24786385d7e9
--- /dev/null
+++ b/gcc/testsuite/gcc.target/arm/pr40670.c
@@ -0,0 +1,8 @@
+/* { dg-options "-mthumb -O2" } */
+/* { dg-require-effective-target arm_thumb1_ok } */
+/* { dg-final { scan-assembler-not "ldr" } } */
+
+float foo (void)
+{
+ return 2.0;
+}
--
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