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| author | Jan Hubicka <jh@suse.cz> | 2004-05-27 00:19:40 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2004-05-26 22:19:40 +0000 |
| commit | dabbc72269ece1873a9bc9a841ed7f3577312da3 (patch) | |
| tree | 45456c00408c1e9d15293400f829f62fe05f8da6 /gcc/config | |
| parent | b9d861bc86c97e68ea474750bb33dfd10f72119d (diff) | |
| download | gcc-dabbc72269ece1873a9bc9a841ed7f3577312da3.zip gcc-dabbc72269ece1873a9bc9a841ed7f3577312da3.tar.gz gcc-dabbc72269ece1873a9bc9a841ed7f3577312da3.tar.bz2 | |
i386.md (UNSPECV_EH_RETURN): Kill.
* i386.md (UNSPECV_EH_RETURN): Kill.
(eh_return): Use jump_insn.
(eh_return_si, eh_return_di): Change pattern to jump instruction.
From-SVN: r82295
Diffstat (limited to 'gcc/config')
| -rw-r--r-- | gcc/config/i386/i386.md | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index 270168f..40f33fb 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -137,11 +137,12 @@ ; REP instruction (UNSPEC_REP 75) + + (UNSPEC_EH_RETURN 76) ]) (define_constants [(UNSPECV_BLOCKAGE 0) - (UNSPECV_EH_RETURN 13) (UNSPECV_EMMS 31) (UNSPECV_LDMXCSR 37) (UNSPECV_STMXCSR 40) @@ -13880,6 +13881,7 @@ "" { rtx tmp, sa = EH_RETURN_STACKADJ_RTX, ra = operands[0]; + rtx jmp; /* Tricky bit: we write the address of the handler to which we will be returning into someone else's stack frame, one word below the @@ -13890,16 +13892,19 @@ emit_move_insn (tmp, ra); if (Pmode == SImode) - emit_insn (gen_eh_return_si (sa)); + jmp = emit_jump_insn (gen_eh_return_si (sa)); else - emit_insn (gen_eh_return_di (sa)); + jmp = emit_jump_insn (gen_eh_return_di (sa)); + REG_NOTES (jmp) = alloc_EXPR_LIST (REG_NON_LOCAL_GOTO, const0_rtx, + REG_NOTES (jmp)); emit_barrier (); DONE; }) (define_insn_and_split "eh_return_si" - [(unspec_volatile [(match_operand:SI 0 "register_operand" "c")] - UNSPECV_EH_RETURN)] + [(set (pc) + (unspec [(match_operand:SI 0 "register_operand" "c")] + UNSPEC_EH_RETURN))] "!TARGET_64BIT" "#" "reload_completed" @@ -13907,8 +13912,9 @@ "ix86_expand_epilogue (2); DONE;") (define_insn_and_split "eh_return_di" - [(unspec_volatile [(match_operand:DI 0 "register_operand" "c")] - UNSPECV_EH_RETURN)] + [(set (pc) + (unspec [(match_operand:DI 0 "register_operand" "c")] + UNSPEC_EH_RETURN))] "TARGET_64BIT" "#" "reload_completed" |