From 07422036e30a34fa3fba20c6b6a7534bcd509e1c Mon Sep 17 00:00:00 2001 From: Ramana Radhakrishnan Date: Wed, 23 Dec 2009 16:29:12 +0000 Subject: Pass floating point constant moves to integer registers as mov immediates for Thumb1. 2009-12-23 Ramana Radhakrishnan 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 (limited to 'gcc') diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3b14a38..c22b10f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2009-12-23 Ramana Radhakrishnan + + PR target/40670 + * config/arm/arm.md: Split for Thumb1 as well. + 2009-12-22 Cary Coutant PR debug/42454 diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md index 367b00d..e79ef15 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 afb5a9f..b571757 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2009-12-23 Ramana Radhakrishnan + + PR target/40670 + * gcc.target/arm/pr40670.c: New test. + 2009-12-23 Uros Bizjak * 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 0000000..2478638 --- /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; +} -- cgit v1.1