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| author | Richard Henderson <rth@redhat.com> | 2004-11-23 16:09:03 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2004-11-23 16:09:03 -0800 |
| commit | beb72684810c1ae42dfc2051de1967ec972162c7 (patch) | |
| tree | f29afe08ac5b976db829029ba56f881700677e6e /gcc/rtl.h | |
| parent | 4e55a16271ec5ef8a17b2f95cbf9341fc3f392f4 (diff) | |
| download | gcc-beb72684810c1ae42dfc2051de1967ec972162c7.zip gcc-beb72684810c1ae42dfc2051de1967ec972162c7.tar.gz gcc-beb72684810c1ae42dfc2051de1967ec972162c7.tar.bz2 | |
rtl.h (validate_subreg): Declare.
* rtl.h (validate_subreg): Declare.
* emit-rtl.c (validate_subreg): New.
(gen_rtx_SUBREG): Use it.
* simplify-rtx.c (simplify_subreg): Likewise.
(simplify_gen_subreg): Likewise. Remove duplicate asserts.
* expr.c (emit_move_insn_1): Tidy complex move code. Use memory
fallback whenever gen_realpart/gen_imagpart would not be able to
create SUBREGs.
From-SVN: r91126
Diffstat (limited to 'gcc/rtl.h')
| -rw-r--r-- | gcc/rtl.h | 2 |
1 files changed, 2 insertions, 0 deletions
@@ -1964,6 +1964,8 @@ extern rtx delete_insn_and_edges (rtx); extern void delete_insn_chain_and_edges (rtx, rtx); extern rtx gen_lowpart_SUBREG (enum machine_mode, rtx); extern rtx gen_const_mem (enum machine_mode, rtx); +extern bool validate_subreg (enum machine_mode, enum machine_mode, + rtx, unsigned int); /* In combine.c */ extern int combine_instructions (rtx, unsigned int); |