From b5a5beb9830357e16ca31590f68a73d59c95678d Mon Sep 17 00:00:00 2001 From: Aldy Hernandez Date: Fri, 14 Jan 2005 16:52:43 +0000 Subject: [PATCH] rs6000.c (rs6000_stack_info): Fix caching of SPE 64-bit register usage. * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE 64-bit register usage. (spe_func_has_64bit_regs_p): Add FIXME note. [[Split portion of a mixed commit.]] From-SVN: r93648.2 --- gcc/ChangeLog | 6 ++++++ gcc/config/rs6000/rs6000.c | 14 ++++++++++---- 2 files changed, 16 insertions(+), 4 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ff8610ce9f8..d79d9c00623 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2005-01-14 Aldy Hernandez + + * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE + 64-bit register usage. + (spe_func_has_64bit_regs_p): Add FIXME note. + 2005-01-14 Aldy Hernandez * config/rs6000/rs6000.c (rs6000_generate_compare): Replace diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index b3c3534186a..a6a8871052c 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -12621,10 +12621,9 @@ rs6000_stack_info (void) { /* Cache value so we don't rescan instruction chain over and over. */ if (cfun->machine->insn_chain_scanned_p == 0) - { - cfun->machine->insn_chain_scanned_p = 1; - info_ptr->spe_64bit_regs_used = (int) spe_func_has_64bit_regs_p (); - } + cfun->machine->insn_chain_scanned_p + = spe_func_has_64bit_regs_p () + 1; + info_ptr->spe_64bit_regs_used = cfun->machine->insn_chain_scanned_p - 1; } /* Select which calling sequence. */ @@ -12933,6 +12932,13 @@ spe_func_has_64bit_regs_p (void) { rtx i; + /* FIXME: This should be implemented with attributes... + + (set_attr "spe64" "true")....then, + if (get_spe64(insn)) return true; + + It's the only reliable way to do the stuff below. */ + i = PATTERN (insn); if (GET_CODE (i) == SET) { -- 2.30.2