From 3f587ca3697be53b818d72d06f763cd9d52186e6 Mon Sep 17 00:00:00 2001 From: John David Anglin Date: Mon, 18 Feb 2013 16:29:49 +0000 Subject: [PATCH] re PR target/56347 (FAIL: gfortran.dg/integer_exponentiation_2.f90 -O2 execution test) PR target/56347 * config/pa/pa.c (pa_conditional_register_usage): On HP-UX, mark registers %fr12 and %fr12R as call used. From-SVN: r196123 --- gcc/ChangeLog | 6 +++++- gcc/config/pa/pa.c | 15 +++++++++++++++ 2 files changed, 20 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4b53af801b0..e8be788a8c7 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,4 +1,8 @@ -2013-02-18 John David Anglin +2013-02-18 John David Anglin + + PR target/56347 + * config/pa/pa.c (pa_conditional_register_usage): On HP-UX, mark + registers %fr12 and %fr12R as call used. PR target/56214 * config/pa/predicates.md (base14_operand): Except for BLKmode, QImode diff --git a/gcc/config/pa/pa.c b/gcc/config/pa/pa.c index 0d39483d908..7816eeb54e4 100644 --- a/gcc/config/pa/pa.c +++ b/gcc/config/pa/pa.c @@ -10313,6 +10313,21 @@ pa_conditional_register_usage (void) { int i; + if (TARGET_HPUX) + { + /* Work around powf bug in libm. */ + if (TARGET_64BIT) + { + /* Mark %fr12 as call used. */ + call_used_regs[40] = 1; + } + else + { + /* Mark %fr12 and %fr12R as call used. */ + call_used_regs[48] = 1; + call_used_regs[49] = 1; + } + } if (!TARGET_64BIT && !TARGET_PA_11) { for (i = 56; i <= FP_REG_LAST; i++) -- 2.30.2