From b22b9b3ef27313822b3e3b05d40be84b7d365d5b Mon Sep 17 00:00:00 2001 From: Jeffrey A Law Date: Wed, 22 Oct 1997 06:31:00 +0000 Subject: [PATCH] rs6000.md (*movsi_got_internal_mem): New pattern. * rs6000.md (*movsi_got_internal_mem): New pattern. (*movsi_got_internal_mem splitter): New define_split. Fixes some egcs bugs. From-SVN: r16146 --- gcc/ChangeLog | 5 +++++ gcc/config/rs6000/rs6000.md | 28 ++++++++++++++++++++++++++++ 2 files changed, 33 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8b80c2e95af..baf82575663 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com) + + * rs6000.md (*movsi_got_internal_mem): New pattern. + (*movsi_got_internal_mem splitter): New define_split. + Tue Oct 21 18:14:03 1997 Jim Wilson * obstack.h (obstack_empty_p): Fix spurious space after backslash. diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md index ce2435edc66..39877c0d458 100644 --- a/gcc/config/rs6000/rs6000.md +++ b/gcc/config/rs6000/rs6000.md @@ -5156,6 +5156,34 @@ "{l|lwz} %0,%a1@got(%2)" [(set_attr "type" "load")]) +;; Sometimes, though, the GOT `register' will be on the stack. Deal with +;; this case specially. +;; Force final to split this insn (if it hasn't been split already) to +;; avoid having to create a suitable output template. +(define_insn "*movsi_got_internal_mem" + [(set (match_operand:SI 0 "register_operand" "=r") + (unspec [(match_operand:SI 1 "got_no_const_operand" "") + (match_operand:SI 2 "memory_operand" "m")] 8))] + "(DEFAULT_ABI == ABI_V4 || DEFAULT_ABI == ABI_SOLARIS) + && flag_pic == 1 + && (reload_in_progress || reload_completed)" + "#" + [(set_attr "type" "load") + (set_attr "length" "8")]) + +;; Used by sched, shorten_branches and final when the GOT pseudo reg +;; didn't get allocated to a hard register. +(define_split + [(set (match_operand:SI 0 "register_operand" "=r") + (unspec [(match_operand:SI 1 "got_no_const_operand" "") + (match_operand:SI 2 "memory_operand" "m")] 8))] + "(DEFAULT_ABI == ABI_V4 || DEFAULT_ABI == ABI_SOLARIS) + && flag_pic == 1 + && (reload_in_progress || reload_completed)" + [(set (match_dup 0) (match_dup 2)) + (set (match_dup 0) (unspec [(match_dup 1)(match_dup 0)] 8))] + "") + ;; For SI, we special-case integers that can't be loaded in one insn. We ;; do the load 16-bits at a time. We could do this by loading from memory, ;; and this is even supposed to be faster, but it is simpler not to get -- 2.30.2