diff options
| author | dberlin <dberlin@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-06-11 18:02:15 +0000 |
|---|---|---|
| committer | dberlin <dberlin@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-06-11 18:02:15 +0000 |
| commit | 3072d30e7983a3ca5ad030f1f98a5c39bcc2c07b (patch) | |
| tree | fdb9e9f8a0700a2713dc690fed1a2cf20dae8392 /gcc/config/iq2000 | |
| parent | 8ceb1bfd33bc40bf0cbe1fab8903c2c31efd10ee (diff) | |
| download | gcc-3072d30e7983a3ca5ad030f1f98a5c39bcc2c07b.tar.gz | |
Merge dataflow branch into mainline
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@125624 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/iq2000')
| -rw-r--r-- | gcc/config/iq2000/iq2000.c | 11 | ||||
| -rw-r--r-- | gcc/config/iq2000/iq2000.h | 6 |
2 files changed, 5 insertions, 12 deletions
diff --git a/gcc/config/iq2000/iq2000.c b/gcc/config/iq2000/iq2000.c index a86dd40e2da..527046359e3 100644 --- a/gcc/config/iq2000/iq2000.c +++ b/gcc/config/iq2000/iq2000.c @@ -1,5 +1,5 @@ /* Subroutines used for code generation on Vitesse IQ2000 processors - Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. + Copyright (C) 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. This file is part of GCC. @@ -1964,13 +1964,6 @@ iq2000_expand_prologue (void) PUT_CODE (SET_SRC (pattern), ASHIFTRT); insn = emit_insn (pattern); - - /* Global life information isn't valid at this point, so we - can't check whether these shifts are actually used. Mark - them MAYBE_DEAD so that flow2 will remove them, and not - complain about dead code in the prologue. */ - REG_NOTES(insn) = gen_rtx_EXPR_LIST (REG_MAYBE_DEAD, NULL_RTX, - REG_NOTES (insn)); } } @@ -2119,7 +2112,7 @@ iq2000_can_use_return_insn (void) if (! reload_completed) return 0; - if (regs_ever_live[31] || profile_flag) + if (df_regs_ever_live_p (31) || profile_flag) return 0; if (cfun->machine->initialized) diff --git a/gcc/config/iq2000/iq2000.h b/gcc/config/iq2000/iq2000.h index 5c61bef7bca..deb3460de24 100644 --- a/gcc/config/iq2000/iq2000.h +++ b/gcc/config/iq2000/iq2000.h @@ -1,6 +1,6 @@ /* Definitions of target machine for GNU compiler. Vitesse IQ2000 processors - Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. + Copyright (C) 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. This file is part of GCC. @@ -974,9 +974,9 @@ enum processor_type /* Tell prologue and epilogue if register REGNO should be saved / restored. */ #define MUST_SAVE_REGISTER(regno) \ - ((regs_ever_live[regno] && !call_used_regs[regno]) \ + ((df_regs_ever_live_p (regno) && !call_used_regs[regno]) \ || (regno == HARD_FRAME_POINTER_REGNUM && frame_pointer_needed) \ - || (regno == (GP_REG_FIRST + 31) && regs_ever_live[GP_REG_FIRST + 31])) + || (regno == (GP_REG_FIRST + 31) && df_regs_ever_live_p (GP_REG_FIRST + 31))) /* ALIGN FRAMES on double word boundaries */ #ifndef IQ2000_STACK_ALIGN |