diff options
| author | Mark Mitchell <mark@codesourcery.com> | 2000-03-05 20:43:44 +0000 |
|---|---|---|
| committer | Mark Mitchell <mmitchel@gcc.gnu.org> | 2000-03-05 20:43:44 +0000 |
| commit | 9f93702662f417705f1fc306ffbd078fef8abe02 (patch) | |
| tree | 7b9b1d01cf0d4c4508ab5b483e757d3c608c3305 /gcc/expr.c | |
| parent | 591ccf92b35994b10f846ef630cd1a58d53a8f12 (diff) | |
| download | gcc-9f93702662f417705f1fc306ffbd078fef8abe02.zip gcc-9f93702662f417705f1fc306ffbd078fef8abe02.tar.gz gcc-9f93702662f417705f1fc306ffbd078fef8abe02.tar.bz2 | |
tree.def (RTL_EXPR): Update documentation.
* tree.def (RTL_EXPR): Update documentation.
* tree.h (RTL_EXPR_HAS_NO_SCOPE): New macro.
* expr.c (expand_expr): Handle RTL_EXPR_HAS_NO_SCOPE.
* function.c (preserve_rtl_expr_temp): New function.
(preserve_rtl_expr_temps): Likewise.
(preserve_rtl_expr_result): Use it.
From-SVN: r32344
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 9 |
1 files changed, 7 insertions, 2 deletions
@@ -6306,8 +6306,13 @@ expand_expr (exp, target, tmode, modifier) emit_insns (RTL_EXPR_SEQUENCE (exp)); RTL_EXPR_SEQUENCE (exp) = const0_rtx; } - preserve_rtl_expr_result (RTL_EXPR_RTL (exp)); - free_temps_for_rtl_expr (exp); + if (RTL_EXPR_HAS_NO_SCOPE (exp)) + preserve_rtl_expr_temps (exp); + else + { + preserve_rtl_expr_result (RTL_EXPR_RTL (exp)); + free_temps_for_rtl_expr (exp); + } return RTL_EXPR_RTL (exp); case CONSTRUCTOR: |