From ecee672b46a6dc2bab1bebb5f2778e873bbae8b3 Mon Sep 17 00:00:00 2001 From: Vladimir Makarov Date: Fri, 2 Aug 2013 22:06:11 +0000 Subject: [PATCH] re PR rtl-optimization/58048 (internal compiler error: Max. number of generated reload insns per insn is achieved (90)) 2013-08-02 Vladimir Makarov PR rtl-optimization/58048 * lra-constraints.c (process_alt_operands): Don't check asm operand on register. 2013-08-02 Vladimir Makarov PR rtl-optimization/58048 * gcc.target/i386/pr58048.c: New. From-SVN: r201454 --- gcc/ChangeLog | 6 ++++++ gcc/lra-constraints.c | 2 +- gcc/testsuite/ChangeLog | 5 +++++ gcc/testsuite/gcc.target/i386/pr58048.c | 11 +++++++++++ 4 files changed, 23 insertions(+), 1 deletion(-) create mode 100644 gcc/testsuite/gcc.target/i386/pr58048.c diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 85ef86bc594..9d6a6c8921a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2013-08-02 Vladimir Makarov + + PR rtl-optimization/58048 + * lra-constraints.c (process_alt_operands): Don't check asm + operand on register. + 2013-08-02 Eric Botcazou * config/sparc/sparc.c (sparc_emit_membar_for_model) : Add diff --git a/gcc/lra-constraints.c b/gcc/lra-constraints.c index ced02a41356..728c0584585 100644 --- a/gcc/lra-constraints.c +++ b/gcc/lra-constraints.c @@ -1892,7 +1892,7 @@ process_alt_operands (int only_alternative) /* For asms, verify that the class for this alternative is possible for the mode that is specified. */ - if (!no_regs_p && REG_P (op) && INSN_CODE (curr_insn) < 0) + if (!no_regs_p && INSN_CODE (curr_insn) < 0) { int i; for (i = 0; i < FIRST_PSEUDO_REGISTER; i++) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 711746d47b1..f5ec9cff0a5 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2013-08-02 Vladimir Makarov + + PR rtl-optimization/58048 + * gcc.target/i386/pr58048.c: New. + 2013-08-02 Kyrylo Tkachov * gcc.target/arm/neon-for-64bits-2.c: Delete. diff --git a/gcc/testsuite/gcc.target/i386/pr58048.c b/gcc/testsuite/gcc.target/i386/pr58048.c new file mode 100644 index 00000000000..a7249d0a910 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr58048.c @@ -0,0 +1,11 @@ +/* PR target/58048 */ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ + +void +div3 (void) +{ + double tmp1; + + asm volatile ("fscale":"=t" (tmp1):"0" (0), "u" (0)); /* { dg-error "inconsistent operand constraints in an 'asm'" } */ +} -- 2.30.2