diff options
| author | Richard Kenner <kenner@gcc.gnu.org> | 1993-05-15 12:16:47 -0400 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 1993-05-15 12:16:47 -0400 |
| commit | fe33bfb3e0604634bfeb1b7c77bd495697054327 (patch) | |
| tree | c8f9469e5092231dd46d80c38c4e3572da3568df /gcc | |
| parent | d6cca343c5bf09fe1b86369c28966c79389078b1 (diff) | |
| download | gcc-fe33bfb3e0604634bfeb1b7c77bd495697054327.zip gcc-fe33bfb3e0604634bfeb1b7c77bd495697054327.tar.gz gcc-fe33bfb3e0604634bfeb1b7c77bd495697054327.tar.bz2 | |
(INITIALIZE_TRAMPOLINE): Don't make improper SUBREGs and ensure that
CXT and FNADDR are in registers.
From-SVN: r4474
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/config/i860/i860.h | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/gcc/config/i860/i860.h b/gcc/config/i860/i860.h index 40bef3f..2305341 100644 --- a/gcc/config/i860/i860.h +++ b/gcc/config/i860/i860.h @@ -1,5 +1,5 @@ /* Definitions of target machine for GNU compiler, for Intel 860. - Copyright (C) 1989, 1991 Free Software Foundation, Inc. + Copyright (C) 1989, 1991, 1993 Free Software Foundation, Inc. Written by Richard Stallman (rms@ai.mit.edu). @@ -639,18 +639,20 @@ struct cumulative_args { int ints, floats; }; #define INITIALIZE_TRAMPOLINE(TRAMP, FNADDR, CXT) \ { \ - rtx low_cxt = expand_shift (RSHIFT_EXPR, SImode, CXT, \ - size_int (16), 0, 0); \ - rtx low_fn = expand_shift (RSHIFT_EXPR, SImode, FNADDR, \ + rtx cxt = force_reg (Pmode, CXT); \ + rtx fn = force_reg (Pmode, FNADDR); \ + rtx hi_cxt = expand_shift (RSHIFT_EXPR, SImode, cxt, \ size_int (16), 0, 0); \ + rtx hi_fn = expand_shift (RSHIFT_EXPR, SImode, fn, \ + size_int (16), 0, 0); \ emit_move_insn (gen_rtx (MEM, HImode, plus_constant (TRAMP, 16)), \ - gen_rtx (SUBREG, HImode, CXT)); \ + gen_lowpart (HImode, cxt)); \ emit_move_insn (gen_rtx (MEM, HImode, plus_constant (TRAMP, 4)), \ - gen_rtx (SUBREG, HImode, FNADDR)); \ + gen_lowpart (HImode, fn)); \ emit_move_insn (gen_rtx (MEM, HImode, plus_constant (TRAMP, 8)), \ - gen_rtx (SUBREG, HImode, low_cxt)); \ + gen_lowpart (HImode, hi_cxt)); \ emit_move_insn (gen_rtx (MEM, HImode, plus_constant (TRAMP, 0)), \ - gen_rtx (SUBREG, HImode, low_fn)); \ + gen_lowpart (HImode, hi_fn)); \ } /* Addressing modes, and classification of registers for them. */ |