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| author | Alan Hayward <alan.hayward@arm.com> | 2018-08-06 09:16:24 +0000 |
|---|---|---|
| committer | Alan Hayward <alahay01@gcc.gnu.org> | 2018-08-06 09:16:24 +0000 |
| commit | 14196e023fa2a07f86e864a9492e7cf3950d5ce9 (patch) | |
| tree | f0d8015e011ea09736010143008d034336aed6e5 /gcc/rtl.h | |
| parent | 601e86a57f6ec7e9acdfe5767779a3c62735b0e6 (diff) | |
| download | gcc-14196e023fa2a07f86e864a9492e7cf3950d5ce9.zip gcc-14196e023fa2a07f86e864a9492e7cf3950d5ce9.tar.gz gcc-14196e023fa2a07f86e864a9492e7cf3950d5ce9.tar.bz2 | |
Generation support for CLOBBER_HIGH
Ensure clobber high is a register expression.
Info is passed through for the error case.
gcc/
* emit-rtl.c (verify_rtx_sharing): Check for CLOBBER_HIGH.
(copy_insn_1): Likewise.
(gen_hard_reg_clobber_high): New gen function.
* genconfig.c (walk_insn_part): Check for CLOBBER_HIGH.
* genemit.c (gen_exp): Likewise.
(gen_emit_seq): Pass through info.
(gen_insn): Check for CLOBBER_HIGH.
(gen_expand): Pass through info.
(gen_split): Likewise.
(output_add_clobbers): Likewise.
* genrecog.c (validate_pattern): Check for CLOBBER_HIGH.
(remove_clobbers): Likewise.
* rtl.h (gen_hard_reg_clobber_high): New declaration.
From-SVN: r263327
Diffstat (limited to 'gcc/rtl.h')
| -rw-r--r-- | gcc/rtl.h | 1 |
1 files changed, 1 insertions, 0 deletions
@@ -4242,6 +4242,7 @@ extern void vt_equate_reg_base_value (const_rtx, const_rtx); extern bool memory_modified_in_insn_p (const_rtx, const_rtx); extern bool may_be_sp_based_p (rtx); extern rtx gen_hard_reg_clobber (machine_mode, unsigned int); +extern rtx gen_hard_reg_clobber_high (machine_mode, unsigned int); extern rtx get_reg_known_value (unsigned int); extern bool get_reg_known_equiv_p (unsigned int); extern rtx get_reg_base_value (unsigned int); |