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| author | Richard Henderson <rth@redhat.com> | 2004-12-27 21:26:23 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2004-12-27 21:26:23 -0800 |
| commit | 5fc94ac4ba15c3ff5d66b71ae5204fd22cbefd38 (patch) | |
| tree | d0d2099136724346b286c78685dddeb838bd7b1e /gcc | |
| parent | 445cf5eb0d91d2aa401ff3907fcf993a44e4c8b4 (diff) | |
| download | gcc-5fc94ac4ba15c3ff5d66b71ae5204fd22cbefd38.zip gcc-5fc94ac4ba15c3ff5d66b71ae5204fd22cbefd38.tar.gz gcc-5fc94ac4ba15c3ff5d66b71ae5204fd22cbefd38.tar.bz2 | |
re PR target/17406 (ICE dwarf2out_frame_debug_expr, at dwarf2out.c:1692)
PR target/17406
* config/i386/i386.c (ix86_expand_prologue): Add REG_FRAME_RELATED_EXPR
note for allocate_stack_worker insn.
From-SVN: r92662
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 9 |
2 files changed, 12 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6c6860b..9f1531e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2004-12-27 Richard Henderson <rth@redhat.com> + + PR target/17406 + * config/i386/i386.c (ix86_expand_prologue): Add REG_FRAME_RELATED_EXPR + note for allocate_stack_worker insn. + 2004-12-27 Jason Merrill <jason@redhat.com> * doc/tm.texi (TARGET_RELAXED_ORDERING): Document. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 054da85..6e65969 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -4331,6 +4331,7 @@ ix86_expand_prologue (void) /* Only valid for Win32. */ rtx eax = gen_rtx_REG (SImode, 0); bool eax_live = ix86_eax_live_at_start_p (); + rtx t; if (TARGET_64BIT) abort (); @@ -4341,15 +4342,17 @@ ix86_expand_prologue (void) allocate -= 4; } - insn = emit_move_insn (eax, GEN_INT (allocate)); - RTX_FRAME_RELATED_P (insn) = 1; + emit_move_insn (eax, GEN_INT (allocate)); insn = emit_insn (gen_allocate_stack_worker (eax)); RTX_FRAME_RELATED_P (insn) = 1; + t = gen_rtx_PLUS (Pmode, stack_pointer_rtx, GEN_INT (-allocate)); + t = gen_rtx_SET (VOIDmode, stack_pointer_rtx, t); + REG_NOTES (insn) = gen_rtx_EXPR_LIST (REG_FRAME_RELATED_EXPR, + t, REG_NOTES (insn)); if (eax_live) { - rtx t; if (frame_pointer_needed) t = plus_constant (hard_frame_pointer_rtx, allocate |