From a5ad201780aeaec0ef6698bb7fa2e6e8c4c7a4e7 Mon Sep 17 00:00:00 2001 From: David Edelsohn Date: Sun, 25 Mar 2007 12:44:40 +0000 Subject: [PATCH] rs6000.c (rs6000_emit_prologue): Always clobber LR in SImode for save_world. * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR in SImode for save_world. * config/rs6000/altivec.md (save_world, restore_world): Convert to LR hard reg. From-SVN: r123198 --- gcc/ChangeLog | 7 +++++++ gcc/config/rs6000/altivec.md | 12 ++++++------ gcc/config/rs6000/rs6000.c | 2 +- 3 files changed, 14 insertions(+), 7 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index fa1e4b3ad21..6f2c3dca48b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2007-03-25 David Edelsohn + + * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR + in SImode for save_world. + * config/rs6000/altivec.md (save_world, restore_world): Convert to + LR hard reg. + 2007-03-25 Dorit Nuzman PR tree-optimization/30784 diff --git a/gcc/config/rs6000/altivec.md b/gcc/config/rs6000/altivec.md index 072e813edf6..1c1d6a64f17 100644 --- a/gcc/config/rs6000/altivec.md +++ b/gcc/config/rs6000/altivec.md @@ -302,10 +302,10 @@ (define_insn "*save_world" [(match_parallel 0 "save_world_operation" - [(clobber (match_operand:SI 1 "register_operand" "=l")) - (use (match_operand:SI 2 "call_operand" "s"))])] + [(clobber (reg:SI 65)) + (use (match_operand:SI 1 "call_operand" "s"))])] "TARGET_MACHO && (DEFAULT_ABI == ABI_DARWIN) && TARGET_32BIT" - "bl %z2" + "bl %z1" [(set_attr "type" "branch") (set_attr "length" "4")]) @@ -313,10 +313,10 @@ [(match_parallel 0 "restore_world_operation" [(return) (use (reg:SI 65)) - (use (match_operand:SI 2 "call_operand" "s")) - (clobber (match_operand:SI 3 "gpc_reg_operand" "=r"))])] + (use (match_operand:SI 1 "call_operand" "s")) + (clobber (match_operand:SI 2 "gpc_reg_operand" "=r"))])] "TARGET_MACHO && (DEFAULT_ABI == ABI_DARWIN) && TARGET_32BIT" - "b %z2") + "b %z1") ;; Simple binary operations. diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index 51ee7c089f3..43ee19e6296 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -14727,7 +14727,7 @@ rs6000_emit_prologue (void) p = rtvec_alloc (sz); j = 0; RTVEC_ELT (p, j++) = gen_rtx_CLOBBER (VOIDmode, - gen_rtx_REG (Pmode, + gen_rtx_REG (SImode, LINK_REGISTER_REGNUM)); RTVEC_ELT (p, j++) = gen_rtx_USE (VOIDmode, gen_rtx_SYMBOL_REF (Pmode, -- 2.30.2