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| author | hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-01-20 22:16:59 +0000 |
|---|---|---|
| committer | hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-01-20 22:16:59 +0000 |
| commit | c09425a054eba423ceb4a2382e93d7d9ea15f1c3 (patch) | |
| tree | 4e90a38b800d7602fd7eb1d4fd8ad649cb0465f5 /gcc/genemit.c | |
| parent | 81dd33bf17e28c74292e72136eeebe7550b8bdc6 (diff) | |
| download | gcc-c09425a054eba423ceb4a2382e93d7d9ea15f1c3.tar.gz | |
* emit-rtl.c (verify_rtx_sharing, copy_insn_1,
emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
containing hard regs are shared.
(gen_hard_reg_clobber): New function.
(hard_reg_clobbers): New array.
* genemit.c (gen_exp): Use gen_hard_reg_clobber.
(copy_rtx): Do not copy clobbers containing hard regs.
* rtl.h (gen_hard_reg_clobber): Declare.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@76233 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/genemit.c')
| -rw-r--r-- | gcc/genemit.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/genemit.c b/gcc/genemit.c index 0e695d2729c..0ab88b00dd4 100644 --- a/gcc/genemit.c +++ b/gcc/genemit.c @@ -217,6 +217,14 @@ gen_exp (rtx x, enum rtx_code subroutine_type, char *used) case PC: printf ("pc_rtx"); return; + case CLOBBER: + if (REG_P (XEXP (x, 0))) + { + printf ("gen_hard_reg_clobber (%smode, %i)", GET_MODE_NAME (GET_MODE (XEXP (x, 0))), + REGNO (XEXP (x, 0))); + return; + } + break; case CC0: printf ("cc0_rtx"); |