From d3f2edaeb9b41c23c6beeaeff944c0acb3c83658 Mon Sep 17 00:00:00 2001 From: Jeffrey A Law Date: Fri, 12 Nov 1999 03:46:21 +0000 Subject: [PATCH] function.c (diddle_return_value): Use hard_function_value to get an rtx suitable for use in the USE/CLOBBER insn. * function.c (diddle_return_value): Use hard_function_value to get an rtx suitable for use in the USE/CLOBBER insn. From-SVN: r30494 --- gcc/ChangeLog | 3 +++ gcc/function.c | 10 ++++++++-- 2 files changed, 11 insertions(+), 2 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 7ac996639bc..68fbfbd27f6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,8 @@ Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com) + * function.c (diddle_return_value): Use hard_function_value to + get an rtx suitable for use in the USE/CLOBBER insn. + * global.c (global_conflicts): Update comments. (record_conflicts): No need to record conflicts between pseudos here. diff --git a/gcc/function.c b/gcc/function.c index edf979fa2ad..a8ed54c7af2 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -6200,10 +6200,16 @@ void diddle_return_value (code) enum rtx_code code; { - rtx return_reg = DECL_RTL (DECL_RESULT (current_function_decl)); + rtx return_reg; + tree decl_result = DECL_RESULT (current_function_decl); - if (return_reg) + if (DECL_RTL (decl_result)) { + /* Use hard_function_value to avoid creating a reference to a BLKmode + register in the USE/CLOBBER insn. */ + return_reg = hard_function_value (TREE_TYPE (decl_result), + current_function_decl); + if (GET_CODE (return_reg) == REG && REGNO (return_reg) < FIRST_PSEUDO_REGISTER) emit_insn (gen_rtx_fmt_e (code, VOIDmode, return_reg)); -- 2.30.2